Qualient Technology Solutions UK Limited
Shirley, West Midlands
Job Description: Key Responsibilities Design, develop, test, and maintain scalable Java-based applications and microservices. Review and analyse Jira user stories and translate business requirements into technical solutions. Collaborate closely with Business Analysts to refine and elaborate requirements. Work alongside Testers to ensure solutions are thoroughly tested and meet quality standards. Develop RESTful APIs and integrate with internal and external systems. Contribute to system design, code reviews, and technical discussions. Build and maintain CI/CD pipelines using Jenkins and AWS tooling. Ensure applications are developed in line with coding standards, security requirements, and best practices. Participate in Agile ceremonies, including sprint planning, backlog refinement, stand-ups, and retrospectives. Produce and maintain technical documentation within Confluence. Contribute to continuous improvement initiatives across development processes, tooling, and code quality. Essential Skills & Experience Technical Skills 8+ years of Java development experience. Strong experience with Java 17+. Spring Boot. Spring Data JPA / Hibernate. Microservices architecture. REST API development and integration. PostgreSQL or similar relational database technologies. Docker containerisation. AWS cloud platforms and services. Jenkins CI/CD pipelines. Maven. JUnit and automated testing frameworks. Git source control. Agile development methodologies (Scrum/Kanban). Jira and Confluence.
Aug 21, 2026
Contractor
Job Description: Key Responsibilities Design, develop, test, and maintain scalable Java-based applications and microservices. Review and analyse Jira user stories and translate business requirements into technical solutions. Collaborate closely with Business Analysts to refine and elaborate requirements. Work alongside Testers to ensure solutions are thoroughly tested and meet quality standards. Develop RESTful APIs and integrate with internal and external systems. Contribute to system design, code reviews, and technical discussions. Build and maintain CI/CD pipelines using Jenkins and AWS tooling. Ensure applications are developed in line with coding standards, security requirements, and best practices. Participate in Agile ceremonies, including sprint planning, backlog refinement, stand-ups, and retrospectives. Produce and maintain technical documentation within Confluence. Contribute to continuous improvement initiatives across development processes, tooling, and code quality. Essential Skills & Experience Technical Skills 8+ years of Java development experience. Strong experience with Java 17+. Spring Boot. Spring Data JPA / Hibernate. Microservices architecture. REST API development and integration. PostgreSQL or similar relational database technologies. Docker containerisation. AWS cloud platforms and services. Jenkins CI/CD pipelines. Maven. JUnit and automated testing frameworks. Git source control. Agile development methodologies (Scrum/Kanban). Jira and Confluence.
Citibank (Switzerland) AG in Greater London seeks a Senior Low Latency Rust Engineer to lead applications systems analysis and programming in the high-performance architectures team. This role demands significant experience in low latency algorithmic trading and Java development. Responsibilities include building event sourcing microservices, mentoring junior developers, and liaising with senior leaders. The position offers a hybrid working model and benefits including 27 days of annual leave. Join a team redefining global finance.
Aug 11, 2026
Full time
Citibank (Switzerland) AG in Greater London seeks a Senior Low Latency Rust Engineer to lead applications systems analysis and programming in the high-performance architectures team. This role demands significant experience in low latency algorithmic trading and Java development. Responsibilities include building event sourcing microservices, mentoring junior developers, and liaising with senior leaders. The position offers a hybrid working model and benefits including 27 days of annual leave. Join a team redefining global finance.
For additional information, please review . Senior Low Latency Rust Engineer Engineer the future of global finance. At Citi, our Tech team doesn't just support finance - we are helping to redefine it. Every day, $5 trillion crosses through our network. We do business in 180+ countries operating at a scale few can match. From deploying advanced AI to helping shape global markets, we build systems that matter. Look to join a team where your work helps influence economies, your ideas can drive innovation and outcomes, and your growth is backed by mentorship, continuous learning and flexibility with potential hybrid work opportunities. Help solve real-world challenges that touch millions and get the opportunity to build the future of finance with Citi Tech. What We do / The Team This is a senior level position responsible for establishing and implementing new or revised application systems and programs in coordination with the Technology Team. The overall objective of this role is to lead applications systems analysis and programming activities.The role is to provide senior, low-latency systems and application framework engineering (skilled in Java, C++ , Rust, KDB, market data, algorithmic trading technology) within the London Based High Performance Architectures (HPA ) team. The team require a specialist on algorithmic trading systems utilities including but not limited to market data replay and back test/simulation utilities. The HPA organization are a high skilled enablement group of Subject Matter experts - who produce application frameworks and engage with application engineers to enable application Modernisation to over 100 teams across Citi with a concentration on low latency eTrading platforms in Markets Technology. Responsibilities include (but not limited to): 90% hands-on in the Rust or Java codebase. We build microservices based event sourcing systems on a low latency in-house framework. Response times in the 10 microsecond to 100 microsecond range. Lead integration of functions to meet goals, deploy new products, and enhance processes Analyse complex business processes, system processes, and industry standards to define and develop solutions to high level problems Provide world class expertise in area of Java low latency development. Utilize advanced knowledge of supported main system flows and comprehensive knowledge of multiple areas to achieve technology goals Consult with end users to identify system function specifications and incorporate into overall system design Influence and negotiate with senior leaders and communicate with external parties Happy to work with and educate and support/mentor Junior developers and less experienced senior Java developers. Key Skills and Experience required Demonstrated Subject Matter Expert (SME) in area(s) of Applications Development In-depth experience with Algorithmic Trading application development, preferably in low latency environment Detailed comprehension and experience with Market Data handling and associated technologies (such as time-series databases e.g. KDB) Demonstrated leadership, project management, and development skills Passion for coding excellent, commercial grade, mission critical Java frameworks based on event sourcing microservices. Complete knowledge of modern Java, the JVM, the Linux Operating system, system calls and Kernel. Knowledge of TCP and other IP based network protocol technologies including hardware accelerated kernel bypass e.g. Solarflare OpenOnload Performance assessment and targeted tuning. Design and architectural elegance. Experience in implementing projects Great communicator with high EQ. Ability to occasionally produce clear diagrammatic documentation and model key aspects in UML sequence diagrams. Relationship and consensus building skills Nice to have Background in C++This job description provides a high-level review of the types of work performed. Other job-related duties may be assigned as required. What we'll provide you By joining Citi, you will not only be part of a business casual workplace with a hybrid working model (up to 2 days working at home per week), but also receive a competitive base salary (which is annually reviewed), and enjoy a whole host of additional benefits such as: 27 days annual leave (plus bank holidays) A discretional annual performance related bonus Private Medical Care & Life Insurance Employee Assistance Program Pension Plan Paid Parental Leave Special discounts for employees, family, and friends Access to an array of learning and development resourcesAlongside these benefits Citi is committed to ensuring our workplace is where everyone feels comfortable coming to work as their whole self, every day. We want the best talent around the world to be energized to join us, motivated to stay and empowered to thrive. Job Family Group: Technology Job Family: Applications Development Time Type: Full time Most Relevant Skills Please see the requirements listed above. Other Relevant Skills For complementary skills, please see above and/or contact the recruiter. Citi is an equal opportunity employer, and qualified candidates will receive consideration without regard to their race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other characteristic protected by law. If you are a person with a disability and need a reasonable accommodation to use our search tools and/or apply for a career opportunity review . View Citi's and the poster.
Aug 11, 2026
Full time
For additional information, please review . Senior Low Latency Rust Engineer Engineer the future of global finance. At Citi, our Tech team doesn't just support finance - we are helping to redefine it. Every day, $5 trillion crosses through our network. We do business in 180+ countries operating at a scale few can match. From deploying advanced AI to helping shape global markets, we build systems that matter. Look to join a team where your work helps influence economies, your ideas can drive innovation and outcomes, and your growth is backed by mentorship, continuous learning and flexibility with potential hybrid work opportunities. Help solve real-world challenges that touch millions and get the opportunity to build the future of finance with Citi Tech. What We do / The Team This is a senior level position responsible for establishing and implementing new or revised application systems and programs in coordination with the Technology Team. The overall objective of this role is to lead applications systems analysis and programming activities.The role is to provide senior, low-latency systems and application framework engineering (skilled in Java, C++ , Rust, KDB, market data, algorithmic trading technology) within the London Based High Performance Architectures (HPA ) team. The team require a specialist on algorithmic trading systems utilities including but not limited to market data replay and back test/simulation utilities. The HPA organization are a high skilled enablement group of Subject Matter experts - who produce application frameworks and engage with application engineers to enable application Modernisation to over 100 teams across Citi with a concentration on low latency eTrading platforms in Markets Technology. Responsibilities include (but not limited to): 90% hands-on in the Rust or Java codebase. We build microservices based event sourcing systems on a low latency in-house framework. Response times in the 10 microsecond to 100 microsecond range. Lead integration of functions to meet goals, deploy new products, and enhance processes Analyse complex business processes, system processes, and industry standards to define and develop solutions to high level problems Provide world class expertise in area of Java low latency development. Utilize advanced knowledge of supported main system flows and comprehensive knowledge of multiple areas to achieve technology goals Consult with end users to identify system function specifications and incorporate into overall system design Influence and negotiate with senior leaders and communicate with external parties Happy to work with and educate and support/mentor Junior developers and less experienced senior Java developers. Key Skills and Experience required Demonstrated Subject Matter Expert (SME) in area(s) of Applications Development In-depth experience with Algorithmic Trading application development, preferably in low latency environment Detailed comprehension and experience with Market Data handling and associated technologies (such as time-series databases e.g. KDB) Demonstrated leadership, project management, and development skills Passion for coding excellent, commercial grade, mission critical Java frameworks based on event sourcing microservices. Complete knowledge of modern Java, the JVM, the Linux Operating system, system calls and Kernel. Knowledge of TCP and other IP based network protocol technologies including hardware accelerated kernel bypass e.g. Solarflare OpenOnload Performance assessment and targeted tuning. Design and architectural elegance. Experience in implementing projects Great communicator with high EQ. Ability to occasionally produce clear diagrammatic documentation and model key aspects in UML sequence diagrams. Relationship and consensus building skills Nice to have Background in C++This job description provides a high-level review of the types of work performed. Other job-related duties may be assigned as required. What we'll provide you By joining Citi, you will not only be part of a business casual workplace with a hybrid working model (up to 2 days working at home per week), but also receive a competitive base salary (which is annually reviewed), and enjoy a whole host of additional benefits such as: 27 days annual leave (plus bank holidays) A discretional annual performance related bonus Private Medical Care & Life Insurance Employee Assistance Program Pension Plan Paid Parental Leave Special discounts for employees, family, and friends Access to an array of learning and development resourcesAlongside these benefits Citi is committed to ensuring our workplace is where everyone feels comfortable coming to work as their whole self, every day. We want the best talent around the world to be energized to join us, motivated to stay and empowered to thrive. Job Family Group: Technology Job Family: Applications Development Time Type: Full time Most Relevant Skills Please see the requirements listed above. Other Relevant Skills For complementary skills, please see above and/or contact the recruiter. Citi is an equal opportunity employer, and qualified candidates will receive consideration without regard to their race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other characteristic protected by law. If you are a person with a disability and need a reasonable accommodation to use our search tools and/or apply for a career opportunity review . View Citi's and the poster.
Senior Low Latency EngineerApplyremote type: Hybridlocations: London United Kingdomtime type: Full timeposted on: Posted Todayjob requisition id: Senior Low Latency Engineer Engineer the future of global finance. At Citi, our Tech team doesn't just support finance - we are helping to redefine it. Every day, $5 trillion crosses through our network. We do business in 180+ countries operating at a scale few can match. From deploying advanced AI to helping shape global markets, we build systems that matter. Look to join a team where your work helps influence economies, your ideas can drive innovation and outcomes, and your growth is backed by mentorship, continuous learning and flexibility with potential hybrid work opportunities. Help solve real-world challenges that touch millions and get the opportunity to build the future of finance with Citi Tech. What We do / The Team This is a senior level position responsible for establishing and implementing new or revised application systems and programs in coordination with the Technology Team. The overall objective of this role is to lead applications systems analysis and programming activities.The role is to provide senior, low-latency systems and application framework engineering (skilled in Java, C++ , Rust, KDB, market data, algorithmic trading technology) within the London Based High Performance Architectures (HPA ) team. The team require a specialist on algorithmic trading systems utilities including but not limited to market data replay and back test/simulation utilities. The HPA organization are a high skilled enablement group of Subject Matter experts - who produce application frameworks and engage with application engineers to enable application Modernisation to over 100 teams across Citi with a concentration on low latency eTrading platforms in Markets Technology. Responsibilities include (but not limited to): 90% hands in the Java or Rust codebase. We build microservices based event sourcing systems on a low latency in-house framework. Response times in the 10 microsecond to 100 microsecond range. Lead integration of functions to meet goals, deploy new products, and enhance processes Analyse complex business processes, system processes, and industry standards to define and develop solutions to high level problems Provide world class expertise in area of Java low latency development. Utilize advanced knowledge of supported main system flows and comprehensive knowledge of multiple areas to achieve technology goals Consult with end users to identify system function specifications and incorporate into overall system design Influence and negotiate with senior leaders and communicate with external parties Happy to work with and educate and support/mentor Junior developers and less experienced senior Java developers. Key Skills and Experience required Demonstrated Subject Matter Expert (SME) in area(s) of Applications Development In-depth experience with Algorithmic Trading application development, preferably in low latency environment Detailed comprehension and experience with Market Data handling and associated technologies (such as time-series databases e.g. KDB) Demonstrated leadership, project management, and development skills Passion for coding excellent, commercial grade, mission critical Java frameworks based on event sourcing microservices. Complete knowledge of modern Java, the JVM, the Linux Operating system, system calls and Kernel. Knowledge of TCP and other IP based network protocol technologies including hardware accelerated kernel bypass e.g. Solarflare OpenOnload Performance assessment and targeted tuning. Design and architectural elegance. Experience in implementing projects Great communicator with high EQ. Ability to occasionally produce clear diagrammatic documentation and model key aspects in UML sequence diagrams. Relationship and consensus building skills Nice to have Background in C++This job description provides a high-level review of the types of work performed. Other job-related duties may be assigned as required. What we'll provide you By joining Citi, you will not only be part of a business casual workplace with a hybrid working model (up to 2 days working at home per week), but also receive a competitive base salary (which is annually reviewed), and enjoy a whole host of additional benefits such as: 27 days annual leave (plus bank holidays) A discretional annual performance related bonus Private Medical Care & Life Insurance Employee Assistance Program Pension Plan Paid Parental Leave Special discounts for employees, family, and friends Access to an array of learning and development resourcesVisit our About Us Culture, Values & Benefits page to learn more.Alongside these benefits Citi is committed to ensuring our workplace is where everyone feels comfortable coming to work as their whole self, every day. We want the best talent around the world to be energized to join us, motivated to stay and empowered to thrive.
Aug 03, 2026
Full time
Senior Low Latency EngineerApplyremote type: Hybridlocations: London United Kingdomtime type: Full timeposted on: Posted Todayjob requisition id: Senior Low Latency Engineer Engineer the future of global finance. At Citi, our Tech team doesn't just support finance - we are helping to redefine it. Every day, $5 trillion crosses through our network. We do business in 180+ countries operating at a scale few can match. From deploying advanced AI to helping shape global markets, we build systems that matter. Look to join a team where your work helps influence economies, your ideas can drive innovation and outcomes, and your growth is backed by mentorship, continuous learning and flexibility with potential hybrid work opportunities. Help solve real-world challenges that touch millions and get the opportunity to build the future of finance with Citi Tech. What We do / The Team This is a senior level position responsible for establishing and implementing new or revised application systems and programs in coordination with the Technology Team. The overall objective of this role is to lead applications systems analysis and programming activities.The role is to provide senior, low-latency systems and application framework engineering (skilled in Java, C++ , Rust, KDB, market data, algorithmic trading technology) within the London Based High Performance Architectures (HPA ) team. The team require a specialist on algorithmic trading systems utilities including but not limited to market data replay and back test/simulation utilities. The HPA organization are a high skilled enablement group of Subject Matter experts - who produce application frameworks and engage with application engineers to enable application Modernisation to over 100 teams across Citi with a concentration on low latency eTrading platforms in Markets Technology. Responsibilities include (but not limited to): 90% hands in the Java or Rust codebase. We build microservices based event sourcing systems on a low latency in-house framework. Response times in the 10 microsecond to 100 microsecond range. Lead integration of functions to meet goals, deploy new products, and enhance processes Analyse complex business processes, system processes, and industry standards to define and develop solutions to high level problems Provide world class expertise in area of Java low latency development. Utilize advanced knowledge of supported main system flows and comprehensive knowledge of multiple areas to achieve technology goals Consult with end users to identify system function specifications and incorporate into overall system design Influence and negotiate with senior leaders and communicate with external parties Happy to work with and educate and support/mentor Junior developers and less experienced senior Java developers. Key Skills and Experience required Demonstrated Subject Matter Expert (SME) in area(s) of Applications Development In-depth experience with Algorithmic Trading application development, preferably in low latency environment Detailed comprehension and experience with Market Data handling and associated technologies (such as time-series databases e.g. KDB) Demonstrated leadership, project management, and development skills Passion for coding excellent, commercial grade, mission critical Java frameworks based on event sourcing microservices. Complete knowledge of modern Java, the JVM, the Linux Operating system, system calls and Kernel. Knowledge of TCP and other IP based network protocol technologies including hardware accelerated kernel bypass e.g. Solarflare OpenOnload Performance assessment and targeted tuning. Design and architectural elegance. Experience in implementing projects Great communicator with high EQ. Ability to occasionally produce clear diagrammatic documentation and model key aspects in UML sequence diagrams. Relationship and consensus building skills Nice to have Background in C++This job description provides a high-level review of the types of work performed. Other job-related duties may be assigned as required. What we'll provide you By joining Citi, you will not only be part of a business casual workplace with a hybrid working model (up to 2 days working at home per week), but also receive a competitive base salary (which is annually reviewed), and enjoy a whole host of additional benefits such as: 27 days annual leave (plus bank holidays) A discretional annual performance related bonus Private Medical Care & Life Insurance Employee Assistance Program Pension Plan Paid Parental Leave Special discounts for employees, family, and friends Access to an array of learning and development resourcesVisit our About Us Culture, Values & Benefits page to learn more.Alongside these benefits Citi is committed to ensuring our workplace is where everyone feels comfortable coming to work as their whole self, every day. We want the best talent around the world to be energized to join us, motivated to stay and empowered to thrive.
The company deliver cutting-edge enterprise software solutions across both cloud and on-premises environments, empowering organisations to enhance customer experiences, maintain regulatory compliance, and proactively fight fraud. The company are trusted by businesses worldwide to drive seamless, intelligent customer interactions. In this role, you'll oversee the production environment by ensuring system availability and maintaining a comprehensive perspective on overall health. You'll develop tools and software to support and streamline the management of platform infrastructure and key applications. A major focus will be enhancing the dependability, performance, and delivery speed of our software products. You'll also be responsible for analysing and fine-tuning system performance to anticipate user demands and drive innovation. Additionally, you'll take the lead in providing operational support and technical oversight for several large-scale distributed applications. How You'll Contribute: Monitor and interpret system and application metrics to fine-tune performance and troubleshoot issues effectively Collaborate closely with developers to enhance service quality through thorough testing and structured release practices Engage in architectural discussions, manage platform operations, and contribute to capacity forecasting Design and implement automated solutions to build resilient, scalable systems Maintain a strong focus on delivering new features while ensuring stability and adherence to service level goals You'll Stand Out If You Have: Practical experience managing large-scale Kubernetes clusters; certifications in Kubernetes are a strong bonus Hands-on familiarity with the Grafana Observability Suite, including tools like Loki, Mimir, and Tempo Background in administering or developing with popular monitoring and automation tools such as Splunk, Datadog, PagerDuty, or Rundeck Experience using configuration management platforms like Ansible, Puppet, or Chef Professional certifications in cloud DevOps, such as AWS Certified DevOps Engineer or Google Cloud Professional DevOps Engineer, or similar credentials Do You Have What It Takes? 3-6 years of hands-on experience in a similar role, with a strong emphasis on systems engineering, automation, and service reliability Proficient in at least one programming language such as Python, Go, Java, or C#, along with scripting skills in Bash or PowerShell Solid grasp of cloud platforms like AWS, including an understanding of how core services like EC2, ECS, Lambda, and DynamoDB operate under reliability constraints Practical experience using infrastructure-as-code tools like CloudFormation or Terraform In-depth knowledge of CI/CD principles and hands-on experience with tools such as Jenkins, GitLab CI/CD, or CircleCI Strong understanding of containerization (e.g., Docker, Kubernetes) and microservices architecture Skilled in using observability and monitoring tools such as Prometheus, Grafana, ELK stack, or AWS CloudWatch Excellent analytical and troubleshooting abilities, especially within complex distributed systems Proven experience handling incident management and conducting blameless postmortems, including leading cross-functional teams through resolution and communication during critical outages Benefits Life Insurance - 4 x Annual Salary Private Medical Insurance Bonus Scheme Employee Assistance Programme Hybrid Working - 3 Days from Home GP Online Assistance Portal. + Much More Please click the "Apply" button to state your interest in this position. Spectrum IT Recruitment (South) Limited is acting as an Employment Agency in relation to this vacancy.
Jul 31, 2026
Full time
The company deliver cutting-edge enterprise software solutions across both cloud and on-premises environments, empowering organisations to enhance customer experiences, maintain regulatory compliance, and proactively fight fraud. The company are trusted by businesses worldwide to drive seamless, intelligent customer interactions. In this role, you'll oversee the production environment by ensuring system availability and maintaining a comprehensive perspective on overall health. You'll develop tools and software to support and streamline the management of platform infrastructure and key applications. A major focus will be enhancing the dependability, performance, and delivery speed of our software products. You'll also be responsible for analysing and fine-tuning system performance to anticipate user demands and drive innovation. Additionally, you'll take the lead in providing operational support and technical oversight for several large-scale distributed applications. How You'll Contribute: Monitor and interpret system and application metrics to fine-tune performance and troubleshoot issues effectively Collaborate closely with developers to enhance service quality through thorough testing and structured release practices Engage in architectural discussions, manage platform operations, and contribute to capacity forecasting Design and implement automated solutions to build resilient, scalable systems Maintain a strong focus on delivering new features while ensuring stability and adherence to service level goals You'll Stand Out If You Have: Practical experience managing large-scale Kubernetes clusters; certifications in Kubernetes are a strong bonus Hands-on familiarity with the Grafana Observability Suite, including tools like Loki, Mimir, and Tempo Background in administering or developing with popular monitoring and automation tools such as Splunk, Datadog, PagerDuty, or Rundeck Experience using configuration management platforms like Ansible, Puppet, or Chef Professional certifications in cloud DevOps, such as AWS Certified DevOps Engineer or Google Cloud Professional DevOps Engineer, or similar credentials Do You Have What It Takes? 3-6 years of hands-on experience in a similar role, with a strong emphasis on systems engineering, automation, and service reliability Proficient in at least one programming language such as Python, Go, Java, or C#, along with scripting skills in Bash or PowerShell Solid grasp of cloud platforms like AWS, including an understanding of how core services like EC2, ECS, Lambda, and DynamoDB operate under reliability constraints Practical experience using infrastructure-as-code tools like CloudFormation or Terraform In-depth knowledge of CI/CD principles and hands-on experience with tools such as Jenkins, GitLab CI/CD, or CircleCI Strong understanding of containerization (e.g., Docker, Kubernetes) and microservices architecture Skilled in using observability and monitoring tools such as Prometheus, Grafana, ELK stack, or AWS CloudWatch Excellent analytical and troubleshooting abilities, especially within complex distributed systems Proven experience handling incident management and conducting blameless postmortems, including leading cross-functional teams through resolution and communication during critical outages Benefits Life Insurance - 4 x Annual Salary Private Medical Insurance Bonus Scheme Employee Assistance Programme Hybrid Working - 3 Days from Home GP Online Assistance Portal. + Much More Please click the "Apply" button to state your interest in this position. Spectrum IT Recruitment (South) Limited is acting as an Employment Agency in relation to this vacancy.
Full Stack Developer (C# / React / Azure) Location: Coventry - Hybrid (2 days onsite per week) Salary: 60,000 - 70,000 Eligibility: Must be based in the UK - no visa sponsorship available About the Company Join a fast-moving digital team that's modernising enterprise systems and building next-generation web platforms from the ground up. This is a great opportunity to work on meaningful software projects, shape architecture decisions, and collaborate with a highly skilled engineering group in an environment that encourages innovation and autonomy. The Role You'll be responsible for designing, developing, and deploying robust full-stack applications across cloud-based and containerised environments. From building APIs and crafting modern frontends to streamlining DevOps processes, you'll play a hands-on role in delivering reliable, scalable solutions that support business growth. What You'll Do: Build, test, and deploy high-quality software and services Contribute to architectural design and planning discussions Implement clean, maintainable code with strong documentation Work with DevOps pipelines and modern CI/CD tools Develop and maintain RESTful APIs and web applications Support continuous improvement by researching new tools and methods Core Tech Stack: Backend: C#, .NET Core, REST APIs Frontend: ReactJS, JavaScript, Blazor, HTML, CSS Cloud & DevOps: Azure, Azure DevOps, GIT Database: PostgreSQL / SQL Containerisation: Docker, Kubernetes (nice to have) What You'll Bring: Proven full-stack experience with C# and modern JavaScript frameworks Hands-on experience with cloud-based deployments (Azure preferred) Familiarity with CI/CD pipelines and version control (Git, Azure DevOps) Solid understanding of microservices and containerisation Knowledge of authentication and integration tools (OAuth, JWT) Excellent communication and problem-solving skills Bonus Skills: Kafka, RabbitMQ, or Azure Service Bus Database admin or optimisation experience Previous work on customer-facing web platforms Why You'll Love It Here: Hybrid work pattern - only 2 days per week onsite in Coventry A genuinely collaborative, fast-paced team culture The chance to take ownership of technical direction and architecture Competitive salary between 60,000 and 70,000 Sound like you? If you're a hands-on C# Developer with a passion for building scalable, modern applications, we'd love to hear from you. Apply now or get in touch for a confidential chat.
May 30, 2026
Full time
Full Stack Developer (C# / React / Azure) Location: Coventry - Hybrid (2 days onsite per week) Salary: 60,000 - 70,000 Eligibility: Must be based in the UK - no visa sponsorship available About the Company Join a fast-moving digital team that's modernising enterprise systems and building next-generation web platforms from the ground up. This is a great opportunity to work on meaningful software projects, shape architecture decisions, and collaborate with a highly skilled engineering group in an environment that encourages innovation and autonomy. The Role You'll be responsible for designing, developing, and deploying robust full-stack applications across cloud-based and containerised environments. From building APIs and crafting modern frontends to streamlining DevOps processes, you'll play a hands-on role in delivering reliable, scalable solutions that support business growth. What You'll Do: Build, test, and deploy high-quality software and services Contribute to architectural design and planning discussions Implement clean, maintainable code with strong documentation Work with DevOps pipelines and modern CI/CD tools Develop and maintain RESTful APIs and web applications Support continuous improvement by researching new tools and methods Core Tech Stack: Backend: C#, .NET Core, REST APIs Frontend: ReactJS, JavaScript, Blazor, HTML, CSS Cloud & DevOps: Azure, Azure DevOps, GIT Database: PostgreSQL / SQL Containerisation: Docker, Kubernetes (nice to have) What You'll Bring: Proven full-stack experience with C# and modern JavaScript frameworks Hands-on experience with cloud-based deployments (Azure preferred) Familiarity with CI/CD pipelines and version control (Git, Azure DevOps) Solid understanding of microservices and containerisation Knowledge of authentication and integration tools (OAuth, JWT) Excellent communication and problem-solving skills Bonus Skills: Kafka, RabbitMQ, or Azure Service Bus Database admin or optimisation experience Previous work on customer-facing web platforms Why You'll Love It Here: Hybrid work pattern - only 2 days per week onsite in Coventry A genuinely collaborative, fast-paced team culture The chance to take ownership of technical direction and architecture Competitive salary between 60,000 and 70,000 Sound like you? If you're a hands-on C# Developer with a passion for building scalable, modern applications, we'd love to hear from you. Apply now or get in touch for a confidential chat.
Senior Java Developer Annual Salary: Competitive with performance-related bonus Location: City of London (Hybrid - 3 days a week onsite) Job Type: Full-Time, Permanent A new exciting opportunity has become available for an experienced Senior Java Developer to join a growing Technology department working specifically within Capital Markets for an SME, post-trade solutions organisation. This role offers an exciting opportunity to play a central role in building and evolving their post-trade technology platform. You will be instrumental in developing in-house systems, APIs, client reporting, and web portals, as well as customising third-party trading systems. This position is a key step towards a Head of Engineering role, anticipated within 24 months based on performance and organisational growth. Day-to-day of the role: Design, develop, and maintain in-house systems, APIs, reporting tools, and the client web portal. Implement AI in the Software Development Life Cycle (SDLC) process. Customise and extend third-party trading systems to meet business requirements. Write clean, well-tested code following SOLID principles, Design Patterns, and Clean Code practices. Apply Test-Driven Development (TDD) and Behaviour-Driven Development (BDD) methodologies; maintain test coverage using JUnit, Spock, and Mockito. Participate in code reviews and contribute to the continual improvement of engineering standards. Collaborate with Client Services and Product Management to understand requirements and propose solutions. Manage and mentor a small team of Java developers, promoting a culture of quality, ownership, and continuous improvement. Required Skills & Qualifications: 7+ years' Java development experience in Financial Services. Strong understanding of capital markets, particularly Clearing or Prime Brokerage services. Proficiency in Java 11+, Spring/Spring Boot, multi-threading, profiling, performance tuning, and Remote Method Invocation (RMI). Experience with CI build and deployment management tools, microservices, and modern software practices like Agile and automated builds/deployments. Proficiency with Git, Maven, and test frameworks like JUnit/Spock. Experience in cloud platforms (AWS, Azure, or GCP), microservices, and event-driven architectures. Desirable: Experience leading a development team and working with offshore teams. Benefits: Clear growth pathway toward Head of Engineering role. Flexible and hybrid working arrangements. Private healthcare, pension, life assurance, and critical illness insurance. A leadership team that values engineering as a core business differentiator. To apply for this Senior Java Developer position, please submit your CV to be immediately considered.
May 24, 2026
Full time
Senior Java Developer Annual Salary: Competitive with performance-related bonus Location: City of London (Hybrid - 3 days a week onsite) Job Type: Full-Time, Permanent A new exciting opportunity has become available for an experienced Senior Java Developer to join a growing Technology department working specifically within Capital Markets for an SME, post-trade solutions organisation. This role offers an exciting opportunity to play a central role in building and evolving their post-trade technology platform. You will be instrumental in developing in-house systems, APIs, client reporting, and web portals, as well as customising third-party trading systems. This position is a key step towards a Head of Engineering role, anticipated within 24 months based on performance and organisational growth. Day-to-day of the role: Design, develop, and maintain in-house systems, APIs, reporting tools, and the client web portal. Implement AI in the Software Development Life Cycle (SDLC) process. Customise and extend third-party trading systems to meet business requirements. Write clean, well-tested code following SOLID principles, Design Patterns, and Clean Code practices. Apply Test-Driven Development (TDD) and Behaviour-Driven Development (BDD) methodologies; maintain test coverage using JUnit, Spock, and Mockito. Participate in code reviews and contribute to the continual improvement of engineering standards. Collaborate with Client Services and Product Management to understand requirements and propose solutions. Manage and mentor a small team of Java developers, promoting a culture of quality, ownership, and continuous improvement. Required Skills & Qualifications: 7+ years' Java development experience in Financial Services. Strong understanding of capital markets, particularly Clearing or Prime Brokerage services. Proficiency in Java 11+, Spring/Spring Boot, multi-threading, profiling, performance tuning, and Remote Method Invocation (RMI). Experience with CI build and deployment management tools, microservices, and modern software practices like Agile and automated builds/deployments. Proficiency with Git, Maven, and test frameworks like JUnit/Spock. Experience in cloud platforms (AWS, Azure, or GCP), microservices, and event-driven architectures. Desirable: Experience leading a development team and working with offshore teams. Benefits: Clear growth pathway toward Head of Engineering role. Flexible and hybrid working arrangements. Private healthcare, pension, life assurance, and critical illness insurance. A leadership team that values engineering as a core business differentiator. To apply for this Senior Java Developer position, please submit your CV to be immediately considered.
Platform Architect Hybrid £70,000-£100,000 About the Role: We're partnering with a growing SaaS business to hire a senior Platform Architect to own the design, security, reliability, and operational management of their AWS platform and internal IT function. This is a hands-on leadership role in a lean organisation where you'll shape cloud architecture, modernise a legacy platform into a cloud-native environment, and provide senior oversight across platform engineering, security, SRE, CI/CD, and operational IT. Key Responsibilities: Own the AWS platform architecture and modernisation roadmap, including migration from a Java monolith to microservices on EKS. Define standards for containers, runtime environments, observability, tenancy, security, and infrastructure automation. Lead SRE practices including SLI/SLOs, incident management, DR/BCP planning, post-mortems, and operational resilience. Own platform security, secure SDLC, CI/CD pipelines, IaC, and software supply chain governance. Drive developer productivity through automation, self-service tooling, and platform standardisation. Provide senior oversight of IT operations including service desk governance, endpoint management, onboarding/offboarding, patching, ITAM, and MSP/vendor management. Act as a senior escalation point for critical incidents, outages, and operational issues. About You: Experience within a platform, infrastructure, or software engineering within SaaS environments. Strong AWS expertise including EKS, IAM, networking, KMS, RDS, and multi-account architecture. Hands-on Kubernetes, CI/CD, Terraform, and cloud security experience. Strong understanding of SRE, observability, incident response, and disaster recovery. Experience operating within regulated environments such as ISO 27001, SOC 2, or GxP. Comfortable balancing strategic leadership with hands-on operational delivery. AWS Solutions Architect - Professional certification required. CKA or CKS certification highly desirable. Platform Architect Hybrid £70,000-£100,000 Oscar Associates (UK) Limited is acting as an Employment Agency in relation to this vacancy. To understand more about what we do with your data please review our privacy policy in the privacy section of the Oscar website.
May 22, 2026
Full time
Platform Architect Hybrid £70,000-£100,000 About the Role: We're partnering with a growing SaaS business to hire a senior Platform Architect to own the design, security, reliability, and operational management of their AWS platform and internal IT function. This is a hands-on leadership role in a lean organisation where you'll shape cloud architecture, modernise a legacy platform into a cloud-native environment, and provide senior oversight across platform engineering, security, SRE, CI/CD, and operational IT. Key Responsibilities: Own the AWS platform architecture and modernisation roadmap, including migration from a Java monolith to microservices on EKS. Define standards for containers, runtime environments, observability, tenancy, security, and infrastructure automation. Lead SRE practices including SLI/SLOs, incident management, DR/BCP planning, post-mortems, and operational resilience. Own platform security, secure SDLC, CI/CD pipelines, IaC, and software supply chain governance. Drive developer productivity through automation, self-service tooling, and platform standardisation. Provide senior oversight of IT operations including service desk governance, endpoint management, onboarding/offboarding, patching, ITAM, and MSP/vendor management. Act as a senior escalation point for critical incidents, outages, and operational issues. About You: Experience within a platform, infrastructure, or software engineering within SaaS environments. Strong AWS expertise including EKS, IAM, networking, KMS, RDS, and multi-account architecture. Hands-on Kubernetes, CI/CD, Terraform, and cloud security experience. Strong understanding of SRE, observability, incident response, and disaster recovery. Experience operating within regulated environments such as ISO 27001, SOC 2, or GxP. Comfortable balancing strategic leadership with hands-on operational delivery. AWS Solutions Architect - Professional certification required. CKA or CKS certification highly desirable. Platform Architect Hybrid £70,000-£100,000 Oscar Associates (UK) Limited is acting as an Employment Agency in relation to this vacancy. To understand more about what we do with your data please review our privacy policy in the privacy section of the Oscar website.
Full Stack Developer - Active SC, NPPV3, Java Up to £425 per day - Inside IR35 Remote 12 months My client is an instantly recognisable consultancy who require a Full Stack Developer with Active SC and NPPV3 clearance for a client within the public sector. Key Requirements: Proven commercial experience working as a Full Stack Developer within the Public Sector. Active SC and NPPV3 Clearance. Senior-level expertise in either Java/Spring (Boot, Data JPA, Security) or JavaScript/TypeScript with React; mid-level experience acceptable in the other Proven experience delivering high-quality, cross-functional solutions using microservices and micro-frontend architectures Strong knowledge of Oracle PL/SQL and Web Applications. Hands-on experience with Java & Spring best practices, Docker, Git, Cloud Platforms, Jenkins, Nginx etc. Excellent communication skills. Nice to have: Technical leadership with the ability to identify delivery inefficiencies, escalate issues, and drive value. Hays Specialist Recruitment Limited acts as an employment agency for permanent recruitment and employment business for the supply of temporary workers. By applying for this job you accept the T&C's, Privacy Policy and Disclaimers which can be found at hays.co.uk
May 22, 2026
Contractor
Full Stack Developer - Active SC, NPPV3, Java Up to £425 per day - Inside IR35 Remote 12 months My client is an instantly recognisable consultancy who require a Full Stack Developer with Active SC and NPPV3 clearance for a client within the public sector. Key Requirements: Proven commercial experience working as a Full Stack Developer within the Public Sector. Active SC and NPPV3 Clearance. Senior-level expertise in either Java/Spring (Boot, Data JPA, Security) or JavaScript/TypeScript with React; mid-level experience acceptable in the other Proven experience delivering high-quality, cross-functional solutions using microservices and micro-frontend architectures Strong knowledge of Oracle PL/SQL and Web Applications. Hands-on experience with Java & Spring best practices, Docker, Git, Cloud Platforms, Jenkins, Nginx etc. Excellent communication skills. Nice to have: Technical leadership with the ability to identify delivery inefficiencies, escalate issues, and drive value. Hays Specialist Recruitment Limited acts as an employment agency for permanent recruitment and employment business for the supply of temporary workers. By applying for this job you accept the T&C's, Privacy Policy and Disclaimers which can be found at hays.co.uk
My Banking client is seeking to recruit a Senior Full Stack Developer (React & .NET Core) on an initial 6 month based in London. It is hybrid and will require 3x days onsite per week. About the Role We are seeking a highly experienced Senior Full Stack Developer with deep expertise in React JS on the front-end and C# .NET Core on the backend. The ideal candidate will have substantial hands-on experience developing scalable applications, strong exposure to cloud-native architectures, with experience in the financial sector. Experience with CI/CD , microservices , and event-driven architectures is essential, and knowledge of Python (pyspark) for data-driven workflows is advantageous Key Responsibilities Design, develop, and maintain full stack applications using React JS , C#.NET Core , and supporting technologies. Build high-performance backend services, RESTful APIs, and microservices with focus on scalability, maintainability, and resilience. Develop responsive, modular, and accessible UI components using React JS and modern JS/TS patterns. Collaborate closely with business stakeholders and risk, Regulatory Reporting and Finance domain experts to deliver solutions in these domains. Have a strong understanding of Power BI dashboards , data models, and analytical reports for business users. Work with DevSecOps to implement and optimize CI/CD pipelines , ensuring robust automated testing, deployment, and monitoring. Architect and contribute to event-driven and distributed system designs using technologies such as Kafka, Event Hub, or similar. Drive engineering best practices: code reviews, unit/integration testing, performance tuning, documentation, security scanning Contribute to cloud migration and modernization initiatives, especially in Azure or AWS environments. Mentor junior developers and collaborate within a cross-functional agile team. Required Skills & Experience: Technical Skills Extensive professional software development experience. Front-end: Strong proficiency in React.js , JavaScript/TypeScript, Redux/RTK, hooks, and modern UI patterns and architecture. Micro front-end experience is key having delivered micro front-end architectures, and creating a reusable component library Experience with Telemetry and observability of front-end applications Back-end: Expertise in C# .NET Core , C#, REST APIs, Web APIs, and microservices-based development. Experience in transforming monolithic applications into composable microservices, or modular monoliths is a plus. Python (pyspark): Some hands-on experience with distributed data processing, data pipelines, and analytic transformations. Power BI: Some experience developing dashboards, data models, DAX calculations, and enterprise-grade BI solutions. Strong understanding of data modeling, performance tuning, and governance in Power BI. Architecture: Strong knowledge of microservices , API design , event-driven architectures , and distributed systems. DevOps / CI/CD: Experience with Azure DevOps, Gitlab, GitHub Actions, or similar. Strong understanding of automated builds, testing, deployment, and monitoring.
May 22, 2026
Contractor
My Banking client is seeking to recruit a Senior Full Stack Developer (React & .NET Core) on an initial 6 month based in London. It is hybrid and will require 3x days onsite per week. About the Role We are seeking a highly experienced Senior Full Stack Developer with deep expertise in React JS on the front-end and C# .NET Core on the backend. The ideal candidate will have substantial hands-on experience developing scalable applications, strong exposure to cloud-native architectures, with experience in the financial sector. Experience with CI/CD , microservices , and event-driven architectures is essential, and knowledge of Python (pyspark) for data-driven workflows is advantageous Key Responsibilities Design, develop, and maintain full stack applications using React JS , C#.NET Core , and supporting technologies. Build high-performance backend services, RESTful APIs, and microservices with focus on scalability, maintainability, and resilience. Develop responsive, modular, and accessible UI components using React JS and modern JS/TS patterns. Collaborate closely with business stakeholders and risk, Regulatory Reporting and Finance domain experts to deliver solutions in these domains. Have a strong understanding of Power BI dashboards , data models, and analytical reports for business users. Work with DevSecOps to implement and optimize CI/CD pipelines , ensuring robust automated testing, deployment, and monitoring. Architect and contribute to event-driven and distributed system designs using technologies such as Kafka, Event Hub, or similar. Drive engineering best practices: code reviews, unit/integration testing, performance tuning, documentation, security scanning Contribute to cloud migration and modernization initiatives, especially in Azure or AWS environments. Mentor junior developers and collaborate within a cross-functional agile team. Required Skills & Experience: Technical Skills Extensive professional software development experience. Front-end: Strong proficiency in React.js , JavaScript/TypeScript, Redux/RTK, hooks, and modern UI patterns and architecture. Micro front-end experience is key having delivered micro front-end architectures, and creating a reusable component library Experience with Telemetry and observability of front-end applications Back-end: Expertise in C# .NET Core , C#, REST APIs, Web APIs, and microservices-based development. Experience in transforming monolithic applications into composable microservices, or modular monoliths is a plus. Python (pyspark): Some hands-on experience with distributed data processing, data pipelines, and analytic transformations. Power BI: Some experience developing dashboards, data models, DAX calculations, and enterprise-grade BI solutions. Strong understanding of data modeling, performance tuning, and governance in Power BI. Architecture: Strong knowledge of microservices , API design , event-driven architectures , and distributed systems. DevOps / CI/CD: Experience with Azure DevOps, Gitlab, GitHub Actions, or similar. Strong understanding of automated builds, testing, deployment, and monitoring.
About the role: As a Senior Smart Contract Developer / Blockchain Engineer with expertise in enterprise blockchain platforms, you will collaborate with our client's blockchain and cloud infrastructure teams, architects, product owners, and external partners in multi-organisation blockchain networks. You will be responsible for designing, developing, testing, and deploying smart contracts and blockchain solutions for enterprise environments. J ob Details: Location: London Duration: 04/12/2026 Days on site: 2 Roles and Responsibilities: Design, develop, test, and deploy smart contracts for enterprise blockchain platforms (Ethereum, GoQuorum, Hyperledger Besu, Corda). Implement asset tokenization, on-chain/off-chain data models, and blockchain transaction workflows. Develop and integrate RESTful APIs and microservices (Node.js / Java) to interact with smart contracts. Ensure security, performance, and scalability of smart contracts and blockchain applications. Collaborate with architects, product owners, and external partners in multi-organization blockchain networks. Lead or mentor development teams, enforcing coding standards, testing, and best practices. Work closely with cloud infrastructure teams to deploy blockchain solutions using Azure/AWS services. Support POCs, innovation initiatives, and exploration of Layer 2 scaling solutions. Participate in design reviews, audits, and governance processes related to blockchain systems. Other stuff we're potentially looking for: 8+ years of experience in software engineering with strong blockchain focus. Hands-on experience with Solidity smart contract development. Strong understanding of Ethereum-compatible platforms (GoQuorum, Hyperledger Besu). Experience with enterprise blockchain frameworks such as R3 Corda and Ripple. Proficiency in Node.js, TypeScript, and/or Java (Spring Boot). Strong knowledge of microservices architecture and asynchronous processing patterns. Experience designing on-chain vs off-chain data models. Familiarity with REST APIs, event-driven systems, and message queues. Solid understanding of blockchain security concepts (permissions, key management, transaction integrity). What's in it for you? Our client loves to reward their people for doing a great job. This is a contract role until 2/2026. A daily rate, in-scope IR35, of £535 (via a Hays Approved Umbrella Company). This role provides a hybrid working access in London (2 days onsite). Next Steps: Once you've applied, one of our friendly recruitment consultants will give you a call and talk you through the screening process.If your application is successful, you'll be involved in a live virtual interview with one of our client's hiring managers to get to know you better. We look forward to speaking to you! Hays Talent Solutions is a trading division of Hays Specialist Recruitment Limited and acts as an employment agency for permanent recruitment and employment business for the supply of temporary workers. By applying for this job you accept the T&C's, Privacy Policy and Disclaimers which can be found at hays.co.uk
May 20, 2026
Contractor
About the role: As a Senior Smart Contract Developer / Blockchain Engineer with expertise in enterprise blockchain platforms, you will collaborate with our client's blockchain and cloud infrastructure teams, architects, product owners, and external partners in multi-organisation blockchain networks. You will be responsible for designing, developing, testing, and deploying smart contracts and blockchain solutions for enterprise environments. J ob Details: Location: London Duration: 04/12/2026 Days on site: 2 Roles and Responsibilities: Design, develop, test, and deploy smart contracts for enterprise blockchain platforms (Ethereum, GoQuorum, Hyperledger Besu, Corda). Implement asset tokenization, on-chain/off-chain data models, and blockchain transaction workflows. Develop and integrate RESTful APIs and microservices (Node.js / Java) to interact with smart contracts. Ensure security, performance, and scalability of smart contracts and blockchain applications. Collaborate with architects, product owners, and external partners in multi-organization blockchain networks. Lead or mentor development teams, enforcing coding standards, testing, and best practices. Work closely with cloud infrastructure teams to deploy blockchain solutions using Azure/AWS services. Support POCs, innovation initiatives, and exploration of Layer 2 scaling solutions. Participate in design reviews, audits, and governance processes related to blockchain systems. Other stuff we're potentially looking for: 8+ years of experience in software engineering with strong blockchain focus. Hands-on experience with Solidity smart contract development. Strong understanding of Ethereum-compatible platforms (GoQuorum, Hyperledger Besu). Experience with enterprise blockchain frameworks such as R3 Corda and Ripple. Proficiency in Node.js, TypeScript, and/or Java (Spring Boot). Strong knowledge of microservices architecture and asynchronous processing patterns. Experience designing on-chain vs off-chain data models. Familiarity with REST APIs, event-driven systems, and message queues. Solid understanding of blockchain security concepts (permissions, key management, transaction integrity). What's in it for you? Our client loves to reward their people for doing a great job. This is a contract role until 2/2026. A daily rate, in-scope IR35, of £535 (via a Hays Approved Umbrella Company). This role provides a hybrid working access in London (2 days onsite). Next Steps: Once you've applied, one of our friendly recruitment consultants will give you a call and talk you through the screening process.If your application is successful, you'll be involved in a live virtual interview with one of our client's hiring managers to get to know you better. We look forward to speaking to you! Hays Talent Solutions is a trading division of Hays Specialist Recruitment Limited and acts as an employment agency for permanent recruitment and employment business for the supply of temporary workers. By applying for this job you accept the T&C's, Privacy Policy and Disclaimers which can be found at hays.co.uk
Reed.ai is looking for a Senior Developer to join their team in Holborn, London. Overview Join a collaborative, forward-thinking team that values creativity, experimentation, and impact-and help redefine the future of recruitment through intelligent, human-centered technology. We're looking for a talented and experienced Senior Fullstack Developer to play a pivotal role in the development and growth of a brand-new AI recruitment platform as it prepares to enter the market this summer. This is a rare opportunity to take a product from Beta launch to full market release and beyond, shaping its trajectory at every stage. You'll be central to transitioning product development from an external agency to an in-house team, while driving technical excellence, user adoption, and long-term innovation. This is a chance to build something meaningful from the ground up-within a startup-style venture backed by the strength and stability of an established business. Key Responsibilities End-to-end development of high-quality, scalable SaaS platforms from design through deployment and maintenance. Architect and implement robust backend services primarily using Python and PostgreSQL. Develop and maintain responsive, performant front-end applications with TypeScript and modern frameworks (e.g., NextJS, NodeJS). Collaborate with product owners, UX/UI designers, and other stakeholders to translate requirements into technical solutions. Champion agile ways of working, driving continuous improvement and delivery excellence. Integrate and optimize AI tools and APIs to enhance development productivity and platform capabilities. Provide technical mentorship and leadership to development teams, fostering best practices in coding, testing, and deployment. Participate in code reviews, architecture discussions, and system design decisions. Troubleshoot and resolve complex technical issues across the full stack. Ensure software security, scalability, and performance are maintained at all times. Keep abreast of emerging technologies and industry trends to inform strategic decisions. Skills and Experience Minimum 8 years of commercial software development experience, with at least 3 years in a senior or technical lead role. Proven expertise in full-stack development using: TypeScript (and JavaScript frameworks such as NextJS, Node, or Tailwind) Python (including frameworks like Django, Flask, or FastAPI) PostgreSQL and relational database design, optimization, and maintenance. AI Development Tools such as Windsurf, Aider or Augment. Demonstrable experience building and scaling SaaS platforms in a production environment. Strong understanding and practical application of Agile software development methodologies. Hands-on experience integrating AI tools, APIs, or platforms into software solutions. Domain experience in Recruitment Technology, HRTech, or closely related fields is a must. Proficient in software architecture, microservices, RESTful API design, and cloud-native development (AWS, Azure, or GCP preferred). Experience with CI/CD pipelines, automated testing, and DevOps practices. Solid grasp of security best practices, data privacy, and GDPR compliance. Excellent communication skills, with the ability to work effectively across multidisciplinary teams and stakeholders. Strong problem-solving skills and a pragmatic approach to delivering solutions. Desirable Experience with containerisation and orchestration tools such as Docker and Kubernetes. Familiarity with event-driven architecture and message brokers (e.g., Kafka, RabbitMQ). Knowledge of front-end performance optimisation and accessibility standards. Exposure to machine learning pipelines or data engineering workflows. Prior experience working in startup environments or high-growth technology companies. Benefits Hybrid working as standard 25 days annual leave plus bank holidays Flexible holiday scheme Paid time off to move home Contributory pension scheme Enhanced family leave benefits Insurance benefits including life assurance Love Mondays events Discount scheme including gyms and popular retailers Range of wellbeing and mental health support avenues Office in a fantastic location, with countless bars, restaurants and theatres right on the doorstep.
May 20, 2026
Full time
Reed.ai is looking for a Senior Developer to join their team in Holborn, London. Overview Join a collaborative, forward-thinking team that values creativity, experimentation, and impact-and help redefine the future of recruitment through intelligent, human-centered technology. We're looking for a talented and experienced Senior Fullstack Developer to play a pivotal role in the development and growth of a brand-new AI recruitment platform as it prepares to enter the market this summer. This is a rare opportunity to take a product from Beta launch to full market release and beyond, shaping its trajectory at every stage. You'll be central to transitioning product development from an external agency to an in-house team, while driving technical excellence, user adoption, and long-term innovation. This is a chance to build something meaningful from the ground up-within a startup-style venture backed by the strength and stability of an established business. Key Responsibilities End-to-end development of high-quality, scalable SaaS platforms from design through deployment and maintenance. Architect and implement robust backend services primarily using Python and PostgreSQL. Develop and maintain responsive, performant front-end applications with TypeScript and modern frameworks (e.g., NextJS, NodeJS). Collaborate with product owners, UX/UI designers, and other stakeholders to translate requirements into technical solutions. Champion agile ways of working, driving continuous improvement and delivery excellence. Integrate and optimize AI tools and APIs to enhance development productivity and platform capabilities. Provide technical mentorship and leadership to development teams, fostering best practices in coding, testing, and deployment. Participate in code reviews, architecture discussions, and system design decisions. Troubleshoot and resolve complex technical issues across the full stack. Ensure software security, scalability, and performance are maintained at all times. Keep abreast of emerging technologies and industry trends to inform strategic decisions. Skills and Experience Minimum 8 years of commercial software development experience, with at least 3 years in a senior or technical lead role. Proven expertise in full-stack development using: TypeScript (and JavaScript frameworks such as NextJS, Node, or Tailwind) Python (including frameworks like Django, Flask, or FastAPI) PostgreSQL and relational database design, optimization, and maintenance. AI Development Tools such as Windsurf, Aider or Augment. Demonstrable experience building and scaling SaaS platforms in a production environment. Strong understanding and practical application of Agile software development methodologies. Hands-on experience integrating AI tools, APIs, or platforms into software solutions. Domain experience in Recruitment Technology, HRTech, or closely related fields is a must. Proficient in software architecture, microservices, RESTful API design, and cloud-native development (AWS, Azure, or GCP preferred). Experience with CI/CD pipelines, automated testing, and DevOps practices. Solid grasp of security best practices, data privacy, and GDPR compliance. Excellent communication skills, with the ability to work effectively across multidisciplinary teams and stakeholders. Strong problem-solving skills and a pragmatic approach to delivering solutions. Desirable Experience with containerisation and orchestration tools such as Docker and Kubernetes. Familiarity with event-driven architecture and message brokers (e.g., Kafka, RabbitMQ). Knowledge of front-end performance optimisation and accessibility standards. Exposure to machine learning pipelines or data engineering workflows. Prior experience working in startup environments or high-growth technology companies. Benefits Hybrid working as standard 25 days annual leave plus bank holidays Flexible holiday scheme Paid time off to move home Contributory pension scheme Enhanced family leave benefits Insurance benefits including life assurance Love Mondays events Discount scheme including gyms and popular retailers Range of wellbeing and mental health support avenues Office in a fantastic location, with countless bars, restaurants and theatres right on the doorstep.
Our client is seeking a Senior Python Developer to join a growing consultancy delivering user-centred digital solutions. This role offers the opportunity to work within multidisciplinary Agile teams, designing and building scalable, secure, and high-quality software that delivers meaningful impact for end users. As a senior consultant, you will provide technical leadership, contribute to solution design, and play a key role in developing both client relationships and internal team capability. This position is ideal for an experienced developer looking to combine hands-on engineering with strategic input and mentorship. Responsibilities • Act as a subject matter expert, ensuring the delivery of high-quality, user-centred software aligned with business requirements. • Collaborate with cross-functional teams to design and deliver solutions to complex client challenges. • Design and manage development and deployment pipelines, proactively identifying and resolving risks and bottlenecks. • Communicate technical concepts clearly to both technical and non-technical stakeholders. • Build strong relationships with clients and internal teams, supporting successful project delivery. • Contribute to recruitment and mentor junior team members, supporting their professional development. • Represent the engineering function externally through thought leadership activities such as blogs, workshops, and events. Requirements • Extensive experience with Python and frameworks such as Django, Flask, or FastAPI. • Strong experience with AWS, including serverless architectures. • Proven experience across the full software development lifecycle in Agile environments. • Full-stack development capability, including HTML, CSS, and JavaScript. • Experience with modern JavaScript frameworks (e.g. React, Angular, Node.js) is advantageous. • Experience with containerisation technologies such as Docker or Kubernetes. • Strong understanding of microservices architecture and RESTful APIs. • Experience with Infrastructure as Code tools (e.g. Terraform, CloudFormation, ARM). • Familiarity with CI/CD tools such as Jenkins, AWS CodeBuild, or Azure DevOps. • Strong communication skills with the ability to engage diverse stakeholders. • Experience working on public sector projects is desirable. Benefits • Competitive salary with structured progression opportunities. • Contributory pension scheme (6% employer contribution). • 25 days' annual leave plus public holidays. • Flexible benefits package, including private healthcare, dental cover, and additional holiday purchase. • Life assurance, critical illness cover, and wellbeing support. • Cycle-to-Work scheme and electric vehicle salary sacrifice options. • Access to discounts, financial wellbeing support, and volunteer days. Application Process To apply, please follow the application link provided by our client to access the full job details and submit your application.
May 18, 2026
Full time
Our client is seeking a Senior Python Developer to join a growing consultancy delivering user-centred digital solutions. This role offers the opportunity to work within multidisciplinary Agile teams, designing and building scalable, secure, and high-quality software that delivers meaningful impact for end users. As a senior consultant, you will provide technical leadership, contribute to solution design, and play a key role in developing both client relationships and internal team capability. This position is ideal for an experienced developer looking to combine hands-on engineering with strategic input and mentorship. Responsibilities • Act as a subject matter expert, ensuring the delivery of high-quality, user-centred software aligned with business requirements. • Collaborate with cross-functional teams to design and deliver solutions to complex client challenges. • Design and manage development and deployment pipelines, proactively identifying and resolving risks and bottlenecks. • Communicate technical concepts clearly to both technical and non-technical stakeholders. • Build strong relationships with clients and internal teams, supporting successful project delivery. • Contribute to recruitment and mentor junior team members, supporting their professional development. • Represent the engineering function externally through thought leadership activities such as blogs, workshops, and events. Requirements • Extensive experience with Python and frameworks such as Django, Flask, or FastAPI. • Strong experience with AWS, including serverless architectures. • Proven experience across the full software development lifecycle in Agile environments. • Full-stack development capability, including HTML, CSS, and JavaScript. • Experience with modern JavaScript frameworks (e.g. React, Angular, Node.js) is advantageous. • Experience with containerisation technologies such as Docker or Kubernetes. • Strong understanding of microservices architecture and RESTful APIs. • Experience with Infrastructure as Code tools (e.g. Terraform, CloudFormation, ARM). • Familiarity with CI/CD tools such as Jenkins, AWS CodeBuild, or Azure DevOps. • Strong communication skills with the ability to engage diverse stakeholders. • Experience working on public sector projects is desirable. Benefits • Competitive salary with structured progression opportunities. • Contributory pension scheme (6% employer contribution). • 25 days' annual leave plus public holidays. • Flexible benefits package, including private healthcare, dental cover, and additional holiday purchase. • Life assurance, critical illness cover, and wellbeing support. • Cycle-to-Work scheme and electric vehicle salary sacrifice options. • Access to discounts, financial wellbeing support, and volunteer days. Application Process To apply, please follow the application link provided by our client to access the full job details and submit your application.
Senior Java Developer (AWS, Java, API) - Sussex - Hybrid Daily rate: £500 - £700 (inside IR35) Duration: 6 months Hybrid: 2 days a week on site (tues, weds) Start: ASAP My client is looking for a Senior Software Developer (AWS/Java) to join the Digital Development & Delivery team. You will play a key role in designing, developing, and maintaining secure, scalable, and cloud-native Java microservices, primarily hosted on AWS, integrating with both internal and third-party systems. Collaborating closely with technical leads, platform engineers, QA, and product teams, you will follow best practices in software design, observability, security, and DevOps principles. You will also contribute to L3 support activities, ensuring the stability and reliability of production systems. Requirements: 5+ years of professional backend development experience Strong understanding of Object-Oriented Programming principles and familiarity with Functional Programming Proficiency in Java (v8 - v24) and dependency injection frameworks Knowledge of software design patterns Understanding of microservices architecture and event-driven patterns Familiarity with other JVM languages Hands-on experience with AWS cloud services (e.g., Lambda, API Gateway, DynamoDB, ECS, S3) Experience developing RESTful APIs Exposure to SOAP and GraphQL services Familiarity with CI/CD pipelines (e.g., Jenkins, GitHub Actions, AWS CodePipeline) Knowledge of unit, integration, and automation testing Awareness of security best practices, including OAuth2/JWT authentication Awareness of SQL and NoSQL (e.g., OpenSearch) Familiarity with industry-specific systems (e.g., GDS) is advantageous Partner and Vendor Teams (onshore and offshore) Backend Service Development Design, build, and maintain secure, high-performance Java-based microservices Implement RESTful APIs and GraphQL integrations Ensure services are cloud-native, scalable, and resilient in AWS Code Quality, Testing, and Best Practice Write clean, maintainable code following internal coding standards Develop automated tests (unit, integration, performance) Participate in peer code reviews and technical discussions Operational Support and Continuous Improvement Support production systems through L3 incident triage and root cause analysis Monitor service health using observability tools Identify opportunities for refactoring and performance improvements Collaboration and Agile Delivery Work with Technical Leads, QA Engineers, and Product Owners to deliver sprint goals Contribute to estimation, design discussions, and documentation Participate in DevOps practices including CI/CD and deployments Security, Compliance, and Observability Develop secure APIs and backend services following best practices Embed monitoring, logging, and tracing into services Ensure solutions meet organisational security and compliance standards Rates depend on experience and client requirements
May 14, 2026
Contractor
Senior Java Developer (AWS, Java, API) - Sussex - Hybrid Daily rate: £500 - £700 (inside IR35) Duration: 6 months Hybrid: 2 days a week on site (tues, weds) Start: ASAP My client is looking for a Senior Software Developer (AWS/Java) to join the Digital Development & Delivery team. You will play a key role in designing, developing, and maintaining secure, scalable, and cloud-native Java microservices, primarily hosted on AWS, integrating with both internal and third-party systems. Collaborating closely with technical leads, platform engineers, QA, and product teams, you will follow best practices in software design, observability, security, and DevOps principles. You will also contribute to L3 support activities, ensuring the stability and reliability of production systems. Requirements: 5+ years of professional backend development experience Strong understanding of Object-Oriented Programming principles and familiarity with Functional Programming Proficiency in Java (v8 - v24) and dependency injection frameworks Knowledge of software design patterns Understanding of microservices architecture and event-driven patterns Familiarity with other JVM languages Hands-on experience with AWS cloud services (e.g., Lambda, API Gateway, DynamoDB, ECS, S3) Experience developing RESTful APIs Exposure to SOAP and GraphQL services Familiarity with CI/CD pipelines (e.g., Jenkins, GitHub Actions, AWS CodePipeline) Knowledge of unit, integration, and automation testing Awareness of security best practices, including OAuth2/JWT authentication Awareness of SQL and NoSQL (e.g., OpenSearch) Familiarity with industry-specific systems (e.g., GDS) is advantageous Partner and Vendor Teams (onshore and offshore) Backend Service Development Design, build, and maintain secure, high-performance Java-based microservices Implement RESTful APIs and GraphQL integrations Ensure services are cloud-native, scalable, and resilient in AWS Code Quality, Testing, and Best Practice Write clean, maintainable code following internal coding standards Develop automated tests (unit, integration, performance) Participate in peer code reviews and technical discussions Operational Support and Continuous Improvement Support production systems through L3 incident triage and root cause analysis Monitor service health using observability tools Identify opportunities for refactoring and performance improvements Collaboration and Agile Delivery Work with Technical Leads, QA Engineers, and Product Owners to deliver sprint goals Contribute to estimation, design discussions, and documentation Participate in DevOps practices including CI/CD and deployments Security, Compliance, and Observability Develop secure APIs and backend services following best practices Embed monitoring, logging, and tracing into services Ensure solutions meet organisational security and compliance standards Rates depend on experience and client requirements
Job Description Java Team Lead Location: West Midlands (Hybrid working) Type: Permanent About the Role TXP is growing its Java capability significantly, and we're looking for an experienced Java Team Lead to help shape, scale, and lead our Java engineering community.This is a senior leadership role , focused on the management, development, and technical oversight of our Java teams across the UK, offshore delivery centres, and trusted partners. As the team grows, this role is critical in maintaining engineering standards, developing people, supporting recruitment, and ensuring we continue to deliver high-quality outcomes for our clients.You'll bring a strong developer background , but this is not a hands-on delivery role . Instead, it's an opportunity for someone ready to step back from day-to-day coding and focus on leadership, quality, and scale, while still remaining technically credible. What You'll Be Doing Lead and manage the Java engineering capability across TXP, maintaining high standards of delivery and quality Provide technical leadership and assurance, ensuring modern engineering practices and standards are consistently applied Act as the escalation point for the Java team across delivery, technical, and people matters Support the development and performance management of engineers, including mentoring senior developers Drive recruitment and onboarding of new Java team members as the capability scales Oversee and challenge solution designs, code quality, and engineering approaches (without being hands-on in delivery) Support pre-sales and bid activities, working closely with technical and commercial stakeholders Work with delivery leaders and partners to ensure teams are set up for success Shape, promote, and enforce engineering standards across the full development lifecycle What We're Looking For You'll be a technically strong leader who understands modern Java development deeply, even if you're no longer coding every day. Essential experience: Strong background in Java development (Java 1.6 / 1.8 or later) Experience leading or managing Java engineers in a delivery environment Excellent understanding of REST APIs, Spring, Oracle PL/SQL, and microservices architecture Experience with modern build and deployment tooling (e.g. Maven, Docker, Kubernetes) Good working knowledge of Agile / Scrum delivery approaches Experience reviewing, challenging, and assuring code and technical design Confidence engaging in technical discussions with senior engineers and architects Strong people leadership, mentoring, and stakeholder management skills Desirable experience: Front-end exposure (React or other JavaScript frameworks) CI/CD, unit testing (JUnit, Mockito), and TDD practices Cloud platforms such as Azure and/or AWS Pre-sales, bid support, or solution shaping experience Experience working with offshore or partner teams Why Join TXP? A genuinely senior leadership role with real influence as the Java capability scales Opportunity to step away from daily delivery while staying close to technology Work alongside experienced technical leaders shaping TXP's future engineering direction Hybrid working, supportive culture, and strong focus on professional growth Be part of a consultancy that values quality, pragmatism, and people Benefits : • 25 days annual leave (plus bank holidays). • An additional day of paid leave for your birthday (or Christmas eve). • Salary sacrifice, matched employer contributed pension (4%). • Life assurance (3x). • Access to an Employee Assistance Programme (EAP). • Private medical insurance through our partner Aviva. • Cycle to work scheme. • Corporate eye-care vouchers. • Access to an independent financial advisor. • 2 x social value days per year to give back to local communities. Grow with us: Work on exciting new projects. If you want to avoid getting stuck with the mundane, you're in the right place. We work in many sectors with fantastic clients, so you'll always be working on something exciting and challenging. Career growth - we've got you! We recognise that you might have a career path planned out and you might need some support to help you move forward. We're here to support you and make the most out of your time with us, through challenging work, opportunities to grow and learning and development opportunities. Be part of the TXP growth journey. We are a high growth, fast paced environment. We currently have 200+ employees and work with clients across the UK. Joining TXP means you'll be part of that. Ready to Shape the Future? If you're a Java leader who enjoys building teams, setting standards, and enabling others to do their best work, we'd love to hear from you.
May 05, 2026
Full time
Job Description Java Team Lead Location: West Midlands (Hybrid working) Type: Permanent About the Role TXP is growing its Java capability significantly, and we're looking for an experienced Java Team Lead to help shape, scale, and lead our Java engineering community.This is a senior leadership role , focused on the management, development, and technical oversight of our Java teams across the UK, offshore delivery centres, and trusted partners. As the team grows, this role is critical in maintaining engineering standards, developing people, supporting recruitment, and ensuring we continue to deliver high-quality outcomes for our clients.You'll bring a strong developer background , but this is not a hands-on delivery role . Instead, it's an opportunity for someone ready to step back from day-to-day coding and focus on leadership, quality, and scale, while still remaining technically credible. What You'll Be Doing Lead and manage the Java engineering capability across TXP, maintaining high standards of delivery and quality Provide technical leadership and assurance, ensuring modern engineering practices and standards are consistently applied Act as the escalation point for the Java team across delivery, technical, and people matters Support the development and performance management of engineers, including mentoring senior developers Drive recruitment and onboarding of new Java team members as the capability scales Oversee and challenge solution designs, code quality, and engineering approaches (without being hands-on in delivery) Support pre-sales and bid activities, working closely with technical and commercial stakeholders Work with delivery leaders and partners to ensure teams are set up for success Shape, promote, and enforce engineering standards across the full development lifecycle What We're Looking For You'll be a technically strong leader who understands modern Java development deeply, even if you're no longer coding every day. Essential experience: Strong background in Java development (Java 1.6 / 1.8 or later) Experience leading or managing Java engineers in a delivery environment Excellent understanding of REST APIs, Spring, Oracle PL/SQL, and microservices architecture Experience with modern build and deployment tooling (e.g. Maven, Docker, Kubernetes) Good working knowledge of Agile / Scrum delivery approaches Experience reviewing, challenging, and assuring code and technical design Confidence engaging in technical discussions with senior engineers and architects Strong people leadership, mentoring, and stakeholder management skills Desirable experience: Front-end exposure (React or other JavaScript frameworks) CI/CD, unit testing (JUnit, Mockito), and TDD practices Cloud platforms such as Azure and/or AWS Pre-sales, bid support, or solution shaping experience Experience working with offshore or partner teams Why Join TXP? A genuinely senior leadership role with real influence as the Java capability scales Opportunity to step away from daily delivery while staying close to technology Work alongside experienced technical leaders shaping TXP's future engineering direction Hybrid working, supportive culture, and strong focus on professional growth Be part of a consultancy that values quality, pragmatism, and people Benefits : • 25 days annual leave (plus bank holidays). • An additional day of paid leave for your birthday (or Christmas eve). • Salary sacrifice, matched employer contributed pension (4%). • Life assurance (3x). • Access to an Employee Assistance Programme (EAP). • Private medical insurance through our partner Aviva. • Cycle to work scheme. • Corporate eye-care vouchers. • Access to an independent financial advisor. • 2 x social value days per year to give back to local communities. Grow with us: Work on exciting new projects. If you want to avoid getting stuck with the mundane, you're in the right place. We work in many sectors with fantastic clients, so you'll always be working on something exciting and challenging. Career growth - we've got you! We recognise that you might have a career path planned out and you might need some support to help you move forward. We're here to support you and make the most out of your time with us, through challenging work, opportunities to grow and learning and development opportunities. Be part of the TXP growth journey. We are a high growth, fast paced environment. We currently have 200+ employees and work with clients across the UK. Joining TXP means you'll be part of that. Ready to Shape the Future? If you're a Java leader who enjoys building teams, setting standards, and enabling others to do their best work, we'd love to hear from you.
Senior Java Fullstack Developer - VP level - Investment Technology / Finance An industry leading global financial and technology organisation are looking for Senior Java Software Engineers with 7+ years' experience, who have some experience in React or similar, plus modern JavaScript/TypeScript, who like to innovate and be part of a team creating next-generation investment finance technology. Based in London, you will be a key part of the team responsible for engineering a cloud-first Private Markets platform using a microservice architecture, supporting hundreds of client businesses, managing and analysing their portfolios. The team's focus is to design and implement authorisation and permissions management using RBAC and policy based approaches. The team owns permissions management capabilities (roles, entitlements, lifecycle changes) and drives integration with the central authentication platform to enable consistent access control across applications and environments. The team is very quickly moving to AI-enabled development, and you will be at the heart of that transformation. Responsibilities Work closely alongside the Engineering Lead to deliver the technical strategy for your team. Deliver high efficiency, high availability, concurrent and fault tolerant software systems using API-First principles. Design, develop, and implement secure, scalable, and reliable micro-services to deliver client-facing applications using a Java backend and React frontend. Optimize performance and reliability through continuous testing, debugging, and refinement. Stay abreast of industry trends and emerging technologies to drive innovation and maintain a competitive edge, with a particular focus on AI. Provide technical leadership and mentorship to more junior developers, fostering a culture of learning and growth within the team. Ideal profile 7+ years of professional experience in Java development, with a focus on building client facing APIs or platforms Strong written and verbal communication skills, with experience managing and mentoring diverse teams. Knowledge of building applications using AI tooling and frameworks (e.g. LLMs, prompt engineering, vector databases). Experience integrating AI/ML services into backend systems and APIs. Familiarity with AI driven development practices and tools for code generation and testing. Strong proficiency in Java and related frameworks (e.g. Spring Boot, Hibernate). Some experience in React or similar and modern JavaScript/TypeScript. Solid experience with object oriented design and applying standard design patterns Experience designing, building, and deploying scalable microservices using API first principles with REST and/or gRPC. Experience with API authentication and authorization mechanisms (e.g. OAuth, JWT). Hands on experience with engineering tools such as Git, Maven, unit and integration testing frameworks, and mocking libraries. Exposure to Docker, Kubernetes, and cloud services in an enterprise environment is beneficial. Experience with message brokers such as Kafka a plus. A friendly, positive, and can do attitude. A Bachelor's degree in Computer Science, Engineering, or a related field.
May 03, 2026
Full time
Senior Java Fullstack Developer - VP level - Investment Technology / Finance An industry leading global financial and technology organisation are looking for Senior Java Software Engineers with 7+ years' experience, who have some experience in React or similar, plus modern JavaScript/TypeScript, who like to innovate and be part of a team creating next-generation investment finance technology. Based in London, you will be a key part of the team responsible for engineering a cloud-first Private Markets platform using a microservice architecture, supporting hundreds of client businesses, managing and analysing their portfolios. The team's focus is to design and implement authorisation and permissions management using RBAC and policy based approaches. The team owns permissions management capabilities (roles, entitlements, lifecycle changes) and drives integration with the central authentication platform to enable consistent access control across applications and environments. The team is very quickly moving to AI-enabled development, and you will be at the heart of that transformation. Responsibilities Work closely alongside the Engineering Lead to deliver the technical strategy for your team. Deliver high efficiency, high availability, concurrent and fault tolerant software systems using API-First principles. Design, develop, and implement secure, scalable, and reliable micro-services to deliver client-facing applications using a Java backend and React frontend. Optimize performance and reliability through continuous testing, debugging, and refinement. Stay abreast of industry trends and emerging technologies to drive innovation and maintain a competitive edge, with a particular focus on AI. Provide technical leadership and mentorship to more junior developers, fostering a culture of learning and growth within the team. Ideal profile 7+ years of professional experience in Java development, with a focus on building client facing APIs or platforms Strong written and verbal communication skills, with experience managing and mentoring diverse teams. Knowledge of building applications using AI tooling and frameworks (e.g. LLMs, prompt engineering, vector databases). Experience integrating AI/ML services into backend systems and APIs. Familiarity with AI driven development practices and tools for code generation and testing. Strong proficiency in Java and related frameworks (e.g. Spring Boot, Hibernate). Some experience in React or similar and modern JavaScript/TypeScript. Solid experience with object oriented design and applying standard design patterns Experience designing, building, and deploying scalable microservices using API first principles with REST and/or gRPC. Experience with API authentication and authorization mechanisms (e.g. OAuth, JWT). Hands on experience with engineering tools such as Git, Maven, unit and integration testing frameworks, and mocking libraries. Exposure to Docker, Kubernetes, and cloud services in an enterprise environment is beneficial. Experience with message brokers such as Kafka a plus. A friendly, positive, and can do attitude. A Bachelor's degree in Computer Science, Engineering, or a related field.
Job Description Senior Full Stack Developer (Java) Permanent UK-Based - West Midlands (Hybrid working) SC Clearance Eligible Are you a seasoned Java Full Stack Developer who enjoys building high-quality solutions, mentoring others, and working on meaningful projects?At TXP , we're growing our internal engineering capability and are looking for a Senior Full Stack Developer (Java) to join us and play a key role in delivering robust, modern applications for our business and our customers.This is an opportunity to work across the full development lifecycle, influence technical direction, and collaborate with talented teams in a supportive, delivery-focused environment. What you'll be doing As a Senior Full Stack Developer at TXP, you'll: Design, build and enhance applications using Java , React , and associated frameworks Work across the full SDLC: design, development, testing, defect resolution and deployment Deliver high-quality, scalable solutions for both internal systems and customer projects Play an active role in Agile/Scrum delivery , including sprint planning and ceremonies Take ownership of your work, ensuring delivery meets agreed quality, functionality and timescales Support and mentor junior developers and contractors , sharing best practice and raising capability Collaborate closely with TXP colleagues, customers, partners and suppliers Help shape and follow technical standards, development practices and delivery guidelines Build strong, trusted relationships through clear communication and a quality-first mindset What we're looking for You'll be an experienced developer who enjoys hands-on work and technical leadership. We're particularly keen to hear from candidates with: Strong commercial experience with Java (1.6 /1.8) In-depth knowledge of REST APIs, Spring , and Oracle PL/SQL Good hands-on experience with React or another modern JavaScript framework Experience designing and delivering microservices architectures Knowledge of build, deployment and containerisation tools such as Maven, Docker and/or Kubernetes A solid background in Agile/Scrum delivery environments Experience with JUnit, Mockito, TDD, CI/CD and quality-driven development A strong understanding of software design, implementation and deployment principles Excellent time management, organisation and prioritisation skills Nice to have (but not essential): Experience with Azure and/or AWS Exposure to AI / LLM tooling Knowledge of technical architecture, SOA or CBD Linux and bash scripting skills What kind of person will succeed at TXP? You'll thrive here if you are: Proud of the quality of your work and attentive to detail Logical, structured and confident solving complex problems Comfortable explaining technical concepts to both technical and non-technical audiences A strong team player who also works well independently Proactive, self-motivated and delivery-focused Keen to support and develop others Collaborative, emotionally intelligent and professional in your approach Why join TXP? Be part of a growing, people-focused consultancy with a strong engineering culture Influence technical direction and ways of working Learn from talented colleagues and contribute to building something great Competitive salary, permanent role, and flexible working approach Benefits : • 25 days annual leave (plus bank holidays). • An additional day of paid leave for your birthday (or Christmas eve). • Salary sacrifice, matched employer contributed pension (4%). • Life assurance (3x). • Access to an Employee Assistance Programme (EAP). • Private medical insurance through our partner Aviva. • Cycle to work scheme. • Corporate eye-care vouchers. • Access to an independent financial advisor. • 2 x social value days per year to give back to local communities. Grow with us: Work on exciting new projects. If you want to avoid getting stuck with the mundane, you're in the right place. We work in many sectors with fantastic clients, so you'll always be working on something exciting and challenging. Career growth - we've got you! We recognise that you might have a career path planned out and you might need some support to help you move forward. We're here to support you and make the most out of your time with us, through challenging work, opportunities to grow and learning and development opportunities. Be part of the TXP growth journey. We are a high growth, fast paced environment. We currently have 200+ employees and work with clients across the UK. Joining TXP means you'll be part of that.
May 03, 2026
Full time
Job Description Senior Full Stack Developer (Java) Permanent UK-Based - West Midlands (Hybrid working) SC Clearance Eligible Are you a seasoned Java Full Stack Developer who enjoys building high-quality solutions, mentoring others, and working on meaningful projects?At TXP , we're growing our internal engineering capability and are looking for a Senior Full Stack Developer (Java) to join us and play a key role in delivering robust, modern applications for our business and our customers.This is an opportunity to work across the full development lifecycle, influence technical direction, and collaborate with talented teams in a supportive, delivery-focused environment. What you'll be doing As a Senior Full Stack Developer at TXP, you'll: Design, build and enhance applications using Java , React , and associated frameworks Work across the full SDLC: design, development, testing, defect resolution and deployment Deliver high-quality, scalable solutions for both internal systems and customer projects Play an active role in Agile/Scrum delivery , including sprint planning and ceremonies Take ownership of your work, ensuring delivery meets agreed quality, functionality and timescales Support and mentor junior developers and contractors , sharing best practice and raising capability Collaborate closely with TXP colleagues, customers, partners and suppliers Help shape and follow technical standards, development practices and delivery guidelines Build strong, trusted relationships through clear communication and a quality-first mindset What we're looking for You'll be an experienced developer who enjoys hands-on work and technical leadership. We're particularly keen to hear from candidates with: Strong commercial experience with Java (1.6 /1.8) In-depth knowledge of REST APIs, Spring , and Oracle PL/SQL Good hands-on experience with React or another modern JavaScript framework Experience designing and delivering microservices architectures Knowledge of build, deployment and containerisation tools such as Maven, Docker and/or Kubernetes A solid background in Agile/Scrum delivery environments Experience with JUnit, Mockito, TDD, CI/CD and quality-driven development A strong understanding of software design, implementation and deployment principles Excellent time management, organisation and prioritisation skills Nice to have (but not essential): Experience with Azure and/or AWS Exposure to AI / LLM tooling Knowledge of technical architecture, SOA or CBD Linux and bash scripting skills What kind of person will succeed at TXP? You'll thrive here if you are: Proud of the quality of your work and attentive to detail Logical, structured and confident solving complex problems Comfortable explaining technical concepts to both technical and non-technical audiences A strong team player who also works well independently Proactive, self-motivated and delivery-focused Keen to support and develop others Collaborative, emotionally intelligent and professional in your approach Why join TXP? Be part of a growing, people-focused consultancy with a strong engineering culture Influence technical direction and ways of working Learn from talented colleagues and contribute to building something great Competitive salary, permanent role, and flexible working approach Benefits : • 25 days annual leave (plus bank holidays). • An additional day of paid leave for your birthday (or Christmas eve). • Salary sacrifice, matched employer contributed pension (4%). • Life assurance (3x). • Access to an Employee Assistance Programme (EAP). • Private medical insurance through our partner Aviva. • Cycle to work scheme. • Corporate eye-care vouchers. • Access to an independent financial advisor. • 2 x social value days per year to give back to local communities. Grow with us: Work on exciting new projects. If you want to avoid getting stuck with the mundane, you're in the right place. We work in many sectors with fantastic clients, so you'll always be working on something exciting and challenging. Career growth - we've got you! We recognise that you might have a career path planned out and you might need some support to help you move forward. We're here to support you and make the most out of your time with us, through challenging work, opportunities to grow and learning and development opportunities. Be part of the TXP growth journey. We are a high growth, fast paced environment. We currently have 200+ employees and work with clients across the UK. Joining TXP means you'll be part of that.
Senior Frontend Engineer Derbyshire (Hybrid, 3 days onsite) £85,000 to £90,000 This is an opportunity to join a fast growing digital engineering function at a pivotal point in its transformation. With multiple senior hires planned and urgent demand, this role offers real influence over customer facing products, frontend architecture, and engineering standards across a large scale ecommerce platform. The Company They are a major UK based retail and ecommerce organisation undergoing significant digital change. Technology sits at the heart of their strategy, with engineering teams owning core customer journeys across multiple consumer brands. The environment is product led, highly collaborative, and focused on building scalable platforms that support millions of users. Engineering is empowered to shape decisions, not just deliver tickets. The Role You will be a senior individual contributor within frontend focused squads, working on high impact customer experiences. Build and evolve customer facing ecommerce journeys including browse, checkout, payments, and membership. Influence frontend architecture, design systems, and shared standards across squads. Work closely with Product, Design, and Content to shape solutions from discovery to delivery. Act as a technical mentor, supporting frontend engineers across the wider team. Champion performance, accessibility, and quality across production systems. Collaborate with backend engineers, integrating with Node.js services and APIs in a microservices environment. Your Skills and Experience Strong commercial experience with JavaScript and TypeScript in large scale production environments. Deep experience building applications with React, ideally using Next.js. Proven understanding of frontend performance, accessibility standards such as WCAG, and Core Web Vitals. Experience integrating with REST and GraphQL APIs. Comfort working in a modern engineering environment alongside microservices and cloud native platforms. A holistic mindset, understanding how frontend fits into the wider system. Full stack experience with a frontend lean is highly valued. What They Offer The chance to work on high traffic, customer facing platforms with real ownership. Clear progression for senior engineers who want to influence architecture and standards. A collaborative culture with strong emphasis on engineering ownership and quality. How to Apply If you are a senior frontend engineer looking for impact, ownership, and the chance to shape a large scale ecommerce platform, apply now to learn more.
May 02, 2026
Full time
Senior Frontend Engineer Derbyshire (Hybrid, 3 days onsite) £85,000 to £90,000 This is an opportunity to join a fast growing digital engineering function at a pivotal point in its transformation. With multiple senior hires planned and urgent demand, this role offers real influence over customer facing products, frontend architecture, and engineering standards across a large scale ecommerce platform. The Company They are a major UK based retail and ecommerce organisation undergoing significant digital change. Technology sits at the heart of their strategy, with engineering teams owning core customer journeys across multiple consumer brands. The environment is product led, highly collaborative, and focused on building scalable platforms that support millions of users. Engineering is empowered to shape decisions, not just deliver tickets. The Role You will be a senior individual contributor within frontend focused squads, working on high impact customer experiences. Build and evolve customer facing ecommerce journeys including browse, checkout, payments, and membership. Influence frontend architecture, design systems, and shared standards across squads. Work closely with Product, Design, and Content to shape solutions from discovery to delivery. Act as a technical mentor, supporting frontend engineers across the wider team. Champion performance, accessibility, and quality across production systems. Collaborate with backend engineers, integrating with Node.js services and APIs in a microservices environment. Your Skills and Experience Strong commercial experience with JavaScript and TypeScript in large scale production environments. Deep experience building applications with React, ideally using Next.js. Proven understanding of frontend performance, accessibility standards such as WCAG, and Core Web Vitals. Experience integrating with REST and GraphQL APIs. Comfort working in a modern engineering environment alongside microservices and cloud native platforms. A holistic mindset, understanding how frontend fits into the wider system. Full stack experience with a frontend lean is highly valued. What They Offer The chance to work on high traffic, customer facing platforms with real ownership. Clear progression for senior engineers who want to influence architecture and standards. A collaborative culture with strong emphasis on engineering ownership and quality. How to Apply If you are a senior frontend engineer looking for impact, ownership, and the chance to shape a large scale ecommerce platform, apply now to learn more.
Job Title: Senior Full Stack Developer (React & C#.NET) Contract Length: 12 Months Location: London - 3 Days a week Daily Rate: Circa 650/Day (Inside IR35) About the Role Join our dynamic team as a Senior Full Stack Developer, where your expertise in React JS and C# .NET Core will shine! We are looking for a tech-savvy professional with a passion for building scalable applications within the financial sector. This is an exciting opportunity to work with cloud-native architectures and cutting-edge technologies. If you thrive in a collaborative environment and are eager to make an impact, we want to hear from you! Technical Skills Front-end: Strong proficiency in React.js, JavaScript/TypeScript, Redux/RTK, and modern UI patterns, develop framework is essential Back-end: Expertise in C# .NET Core, REST APIs, and microservices-based development is essential Python (pyspark): Experience with data pipelines and analytics is a plus. Power BI: Familiarity with developing dashboards and data models. Architecture: Knowledge of microservices, API design, and event-driven architectures. DevOps/CI/CD: Experience with Azure DevOps, GitLab, GitHub Actions, or similar tools. Cloud Platforms: Proficient in Azure or AWS (Azure preferred). Databases: Strong skills in SQL Server, PostgreSQL, or other relational databases. containerisation: Experience with Docker and Kubernetes. Key Responsibilities Design & Develop: Create and maintain full stack applications using React JS and C#.NET Core. Build Services: Develop high-performance backend services and RESTful APIs with a focus on scalability and resilience. Create UI Components: Craft responsive and modular UI components using React JS and modern JavaScript/TypeScript patterns. Collaboration: Work closely with business stakeholders and domain experts in Risk, Regulatory Reporting, and Finance. Power BI Expertise: utilise your knowledge of Power BI to develop dashboards and analytical reports. CI/CD Implementation: Collaborate with DevSecOps to optimise CI/CD pipelines, ensuring automated testing and deployment. Architecture Contribution: Contribute to event-driven and distributed system designs using technologies like Kafka or Event Hub. Mentorship: Guide junior developers and foster a collaborative atmosphere within a cross-functional agile team. Soft Skills A strong engineering mindset with a relentless curiosity. Excellent analytical and problem-solving abilities. Exceptional communication skills to interact with both technical and non-technical stakeholders. An agile mindset with experience in Scrum/Agile environments. Ability to work independently and lead technical solutions from start to finish. Why Join Us? Work on innovative projects that make a difference in the financial sector. Collaborate with a talented team in a vibrant environment. Enjoy a competitive daily rate and flexible working arrangements. If you are ready to take your career to the next level and contribute to exciting projects, apply now! We can't wait to meet you! Pontoon is an employment consultancy. We put expertise, energy, and enthusiasm into improving everyone's chance of being part of the workplace. We respect and appreciate people of all ethnicities, generations, religious beliefs, sexual orientations, gender identities, and more. We do this by showcasing their talents, skills, and unique experience in an inclusive environment that helps them thrive. If you require reasonable adjustments at any stage, please let us know and we will be happy to support you.
Apr 30, 2026
Contractor
Job Title: Senior Full Stack Developer (React & C#.NET) Contract Length: 12 Months Location: London - 3 Days a week Daily Rate: Circa 650/Day (Inside IR35) About the Role Join our dynamic team as a Senior Full Stack Developer, where your expertise in React JS and C# .NET Core will shine! We are looking for a tech-savvy professional with a passion for building scalable applications within the financial sector. This is an exciting opportunity to work with cloud-native architectures and cutting-edge technologies. If you thrive in a collaborative environment and are eager to make an impact, we want to hear from you! Technical Skills Front-end: Strong proficiency in React.js, JavaScript/TypeScript, Redux/RTK, and modern UI patterns, develop framework is essential Back-end: Expertise in C# .NET Core, REST APIs, and microservices-based development is essential Python (pyspark): Experience with data pipelines and analytics is a plus. Power BI: Familiarity with developing dashboards and data models. Architecture: Knowledge of microservices, API design, and event-driven architectures. DevOps/CI/CD: Experience with Azure DevOps, GitLab, GitHub Actions, or similar tools. Cloud Platforms: Proficient in Azure or AWS (Azure preferred). Databases: Strong skills in SQL Server, PostgreSQL, or other relational databases. containerisation: Experience with Docker and Kubernetes. Key Responsibilities Design & Develop: Create and maintain full stack applications using React JS and C#.NET Core. Build Services: Develop high-performance backend services and RESTful APIs with a focus on scalability and resilience. Create UI Components: Craft responsive and modular UI components using React JS and modern JavaScript/TypeScript patterns. Collaboration: Work closely with business stakeholders and domain experts in Risk, Regulatory Reporting, and Finance. Power BI Expertise: utilise your knowledge of Power BI to develop dashboards and analytical reports. CI/CD Implementation: Collaborate with DevSecOps to optimise CI/CD pipelines, ensuring automated testing and deployment. Architecture Contribution: Contribute to event-driven and distributed system designs using technologies like Kafka or Event Hub. Mentorship: Guide junior developers and foster a collaborative atmosphere within a cross-functional agile team. Soft Skills A strong engineering mindset with a relentless curiosity. Excellent analytical and problem-solving abilities. Exceptional communication skills to interact with both technical and non-technical stakeholders. An agile mindset with experience in Scrum/Agile environments. Ability to work independently and lead technical solutions from start to finish. Why Join Us? Work on innovative projects that make a difference in the financial sector. Collaborate with a talented team in a vibrant environment. Enjoy a competitive daily rate and flexible working arrangements. If you are ready to take your career to the next level and contribute to exciting projects, apply now! We can't wait to meet you! Pontoon is an employment consultancy. We put expertise, energy, and enthusiasm into improving everyone's chance of being part of the workplace. We respect and appreciate people of all ethnicities, generations, religious beliefs, sexual orientations, gender identities, and more. We do this by showcasing their talents, skills, and unique experience in an inclusive environment that helps them thrive. If you require reasonable adjustments at any stage, please let us know and we will be happy to support you.
My Banking client is seeking to recruit a Senior Full Stack Developer (React & .NET Core) on an initial 6 month based in London. It is hybrid and will require 3x days onsite per week. About the Role We are seeking a highly experienced Senior Full Stack Developer with deep expertise in React JS on the front-end and C# .NET Core on the backend. The ideal candidate will have substantial hands-on experience developing scalable applications, strong exposure to cloud-native architectures, with experience in the financial sector. Experience with CI/CD , microservices , and event-driven architectures is essential, and knowledge of Python (pyspark) for data-driven workflows is advantageous Key Responsibilities Design, develop, and maintain full stack applications using React JS , C#.NET Core , and supporting technologies. Build high-performance backend services, RESTful APIs, and microservices with focus on scalability, maintainability, and resilience. Develop responsive, modular, and accessible UI components using React JS and modern JS/TS patterns. Collaborate closely with business stakeholders and risk, Regulatory Reporting and Finance domain experts to deliver solutions in these domains. Have a strong understanding of Power BI dashboards , data models, and analytical reports for business users. Work with DevSecOps to implement and optimize CI/CD pipelines , ensuring robust automated testing, deployment, and monitoring. Architect and contribute to event-driven and distributed system designs using technologies such as Kafka, Event Hub, or similar. Drive engineering best practices: code reviews, unit/integration testing, performance tuning, documentation, security scanning Contribute to cloud migration and modernization initiatives, especially in Azure or AWS environments. Mentor junior developers and collaborate within a cross-functional agile team. Required Skills & Experience: Technical Skills Extensive professional software development experience. Front-end: Strong proficiency in React.js , JavaScript/TypeScript, Redux/RTK, hooks, and modern UI patterns and architecture. Micro front-end experience is key having delivered micro front-end architectures, and creating a reusable component library Experience with Telemetry and observability of front-end applications Back-end: Expertise in C# .NET Core , C#, REST APIs, Web APIs, and microservices-based development. Experience in transforming monolithic applications into composable microservices, or modular monoliths is a plus. Python (pyspark): Some hands-on experience with distributed data processing, data pipelines, and analytic transformations. Power BI: Some experience developing dashboards, data models, DAX calculations, and enterprise-grade BI solutions. Strong understanding of data modeling, performance tuning, and governance in Power BI. Architecture: Strong knowledge of microservices , API design , event-driven architectures , and distributed systems. DevOps / CI/CD: Experience with Azure DevOps, Gitlab, GitHub Actions, or similar. Strong understanding of automated builds, testing, deployment, and monitoring.
Apr 24, 2026
Contractor
My Banking client is seeking to recruit a Senior Full Stack Developer (React & .NET Core) on an initial 6 month based in London. It is hybrid and will require 3x days onsite per week. About the Role We are seeking a highly experienced Senior Full Stack Developer with deep expertise in React JS on the front-end and C# .NET Core on the backend. The ideal candidate will have substantial hands-on experience developing scalable applications, strong exposure to cloud-native architectures, with experience in the financial sector. Experience with CI/CD , microservices , and event-driven architectures is essential, and knowledge of Python (pyspark) for data-driven workflows is advantageous Key Responsibilities Design, develop, and maintain full stack applications using React JS , C#.NET Core , and supporting technologies. Build high-performance backend services, RESTful APIs, and microservices with focus on scalability, maintainability, and resilience. Develop responsive, modular, and accessible UI components using React JS and modern JS/TS patterns. Collaborate closely with business stakeholders and risk, Regulatory Reporting and Finance domain experts to deliver solutions in these domains. Have a strong understanding of Power BI dashboards , data models, and analytical reports for business users. Work with DevSecOps to implement and optimize CI/CD pipelines , ensuring robust automated testing, deployment, and monitoring. Architect and contribute to event-driven and distributed system designs using technologies such as Kafka, Event Hub, or similar. Drive engineering best practices: code reviews, unit/integration testing, performance tuning, documentation, security scanning Contribute to cloud migration and modernization initiatives, especially in Azure or AWS environments. Mentor junior developers and collaborate within a cross-functional agile team. Required Skills & Experience: Technical Skills Extensive professional software development experience. Front-end: Strong proficiency in React.js , JavaScript/TypeScript, Redux/RTK, hooks, and modern UI patterns and architecture. Micro front-end experience is key having delivered micro front-end architectures, and creating a reusable component library Experience with Telemetry and observability of front-end applications Back-end: Expertise in C# .NET Core , C#, REST APIs, Web APIs, and microservices-based development. Experience in transforming monolithic applications into composable microservices, or modular monoliths is a plus. Python (pyspark): Some hands-on experience with distributed data processing, data pipelines, and analytic transformations. Power BI: Some experience developing dashboards, data models, DAX calculations, and enterprise-grade BI solutions. Strong understanding of data modeling, performance tuning, and governance in Power BI. Architecture: Strong knowledge of microservices , API design , event-driven architectures , and distributed systems. DevOps / CI/CD: Experience with Azure DevOps, Gitlab, GitHub Actions, or similar. Strong understanding of automated builds, testing, deployment, and monitoring.
