13 jobs found

Senior Developer Location: Cheltenham (Hybrid) Salary: 65k As a Senior Developer, you will play a key role in supporting, maintaining, and evolving our core business systems and integrations. Working within the Business Systems team, you will deliver reliable, scalable solutions that support day-to-day operations, improve user experience, and enable business growth. This is a hands-on, varied role combining development, database optimisation, and systems integration. You will collaborate closely with stakeholders across the business, contributing to both new initiatives and continuous improvement of existing platforms. Your responsibilities as a Senior Developer will be: Develop, maintain, and enhance business applications, integrations, and internal systems, ensuring solutions are scalable, reliable, and user-focused. Work closely with stakeholders to understand requirements, provide technical guidance, and deliver pragmatic solutions aligned to business needs. Support and improve existing systems by troubleshooting issues, optimising performance, and enhancing usability and stability. Design and deliver system integrations (APIs, middleware, data exchange), ensuring robustness, security, and effective data flow between platforms. Take ownership of database performance, including schema design, query optimisation, indexing strategies, and data integrity. Manage and support data processes such as imports, exports, transformation, and reconciliation across multiple systems. Contribute across the full development lifecycle, including design, development, testing, deployment, and ongoing support. Support release management, version control, and deployment processes to ensure controlled and stable system changes. Collaborate with internal teams and third-party suppliers to ensure systems and integrations operate effectively. Contribute to continuous improvement by modernising legacy systems and adopting best practice development approaches. Explore and implement opportunities to leverage AI and automation technologies to improve system efficiency, data usage and business processes, ensuring solutions are practical, secure and aligned with business needs. About you: You will have strong experience in software development using Microsoft technologies (C#, .NET, SQL Server). Experience with full Microsoft development stack including WPF and Windows forms. Server integrations such as OData, WCF and other REST APIs Solid understanding of the full development lifecycle, including support and continuous improvement. Proven expertise in SQL Server, including performance tuning, database design, and query optimisation. Experience with integrations, APIs, middleware (e.g. Connex or similar), and data flows (ETL, transformation, mapping). Ability to troubleshoot complex system and data issues across interconnected platforms. ECS Recruitment Group Ltd is acting as an Employment Agency in relation to this vacancy.

Software Engineer (C# .NET) Location: Luton (4 days on-site, 1 day remote) Contract: 12 months Security Clearance: Full UK SC required Rate: £57.72 p/h PAYE (£66.11p/h inc. holiday rate) OR £78.70 p/h Umbrella Inside IR35 About the Role Our client is looking for C# .net developers who can work with the minimum of supervision to deliver current and future programs. Working within the Integrate Mission Solutions sector of the Electronic Warfare Line of Business this role provides an opportunity to work on the latest defence technology within a mature development environment. What You ll Do Develop robust applications using C# .NET within a Windows environment. Take ownership of complex tasks across the full software lifecycle from requirements to integration, testing and delivery. Apply object-oriented design principles and verification/validation techniques. Collaborate with a skilled team while maintaining independence in your work. What We re Looking For Proven ability in C# .NET development including Web Based applications. Strong understanding of object-oriented design and software development methodologies. Exposure to the full software lifecycle including automated testing frameworks and practices. Knowledge of Continuous Integration / Continuous Delivery (CI / CD) practices. Ability to work independently and deliver high-quality solutions with minimal supervision. Knowledge of Agile methodologies (Scrum, Kanban) and microservices architecture. Desirable: Defence or Electronic Warfare domain knowledge Familiarity with frameworks/tools such as WPF, WinForms, Visual Studio. DOORS, Cameo, and Azure DevOps. Some knowledge of C++.

As a Java Developer, you will collaborate closely with cross-functional teams to deliver high-quality Warehouse Control Software solutions on time, supporting TGW's reputation for innovation and excellence, while working within our agile framework. You'll support the installation of software applications and components, working from written specifications and pre-established guidelines to assist with the delivery of complex automation projects and maintain documentation of the process flow. You will: Utilise established development tools, guidelines and conventions including but not limited to ASP.NET, SQL Server, Oracle, Mongo, XMLXSD and C# (WPF, EF, WCF) Implement new and extend existing features in the TGW Warehouse Control System (WCS) and Transport Services application stack Enhance existing systems by analysing business objectives, preparing an action plan and identifying areas for modification and improvement Maintain existing software systems by identifying and correcting software defects Investigate and develop skills in new technologies Create technical specifications and test plans Follow all development practices as outlined by the Software Development Manager Implement and install TGW software on client sites Develop and test production level code within required timeframes Unit test all code to maintain code integrity Work as part of project team on customer projects, ensuring delivery dates are achieved and discuss delivery and testing for implementation You will need: Required Strong JAVA and/or C# development skills, but experience in both is beneficial Experience of SQL Development (PL/SQL or T-SQL) A good understanding of Unit Testing Excellent communications skills with previous experience of working in a client facing environment Good time and task management Ability to travel regularly throughout UK and Europe Preferred Understanding of software development lifecycle across agile development Knowledge of/experience with Oracle databases (19c preferred) We offer a competitive package and the opportunity to travel to our sites across Northern Europe to commission the code you'll have written.

Join Our Amazing Banking Client as a C# .Net Developer! Location : Canary Wharf (hybrid) Contract Duration: Up to 2 years! Umbrella Rate : £400 - £490 Per Day (Based on experience) Interviews: ASAP, first interview is in person this is essential. Are you a passionate C# .Net Developer looking for an exciting opportunity in the Financial Institution? Look no further!We are seeking a talented individual to join our dynamic team based in the heart of London. This is your chance to make a real impact in a thriving industry! What You'll Do: As our C# .Net Developer, you will play a crucial role in developing and maintaining applications that drive our business forward. Your responsibilities will include: Designing and implementing robust, scalable applications using C# and .Net frameworks. Collaborating with cross-functional teams to gather requirements and translate them into technical specifications. Troubleshooting, debugging, and optimising existing applications to enhance performance. Participating in code reviews to maintain high coding standards and share knowledge with the team. Staying updated with the latest industry trends and technologies to keep our projects innovative. Who You Are: We are looking for someone who is not just skilled but also enthusiastic about technology and its potential to transform our industry. You should have: Proven experience in C# and .Net development. Strong understanding of object-oriented programming principles. Familiarity with databases (SQL Server, Oracle) and web services (RESTful APIs). Proven WinForms/WPF experience Experience support setting up a system distribution method for Citrix and application servers for both Web and Window applications. A proactive attitude and the ability to work well in a team environment. Why Join Us? Exciting Projects: Work on cutting-edge applications that influence the financial landscape. Collaborative Environment: Join a team of dedicated professionals who value collaboration and innovation. Career Growth: This long term role offers you the chance to gain invaluable experience and enhance your skills in a fast-paced environment. Ready to Dive In? If you're excited about the prospect of contributing to a leading financial institution and insurance company, we want to hear from you! Apply today and let's build something amazing together! Adecco is a disability confident employer. It is important to us that we run an inclusive and accessible recruitment process to support candidates of all backgrounds and all abilities to apply. Adecco is committed to building a supportive environment for you to explore the next steps in your career. If you require reasonable adjustments at any stage, please let us know and we will be happy to support you. We use generative AI tools to support our candidate screening process. This helps us ensure a fair, consistent, and efficient experience for all applicants. Rest assured, all final decisions are made by our hiring team, and your application will be reviewed with care and attention.

.NET Developer, C# - Global Technology Brand - Wakefield (Tech stack: .NET Developer, .NET 10.0, ASP.NET, C# 14, WPF, React, Angular 21, Microservices, Azure, ASP.NET Core Web API, Entity Framework, Agile, Programmer, Full Stack Engineer, Architect, .NET Developer) Our clients fascinating story dates back to 1981; today they have fast become one of the most instantly recognised technology brands across the globe. Their success has been built upon their reputation for developing revolutionary .NET software products that utilise cutting edge technologies. Having recently allocated a £2 billion annual R&D budget to fuel the invention of products, solutions and new technologies they are looking to expand their award winning .NET software development team. We are seeking .NET Developer candidates with experience of either web application development (.NET Core, C#) or winforms / WPF (C#) development. Our client will provide you with training into: .NET 10.0, WPF, MVVM, Prism, JavaScript, React, Angular 21, Microservices, MongoDB, Vue.js, TypeScript, Azure, AWS, ASP.NET Core Web API, Entity Framework, Node.js, Elasticsearch, Agile, TDD, BDD, Scrum, Kanban and Azure SQL. You will follow the firms official career progression programme. This is coupled with 18 days of dedicated technical training per year, bi-annual pay reviews and trips to Microsoft Ignite. Our client offers a truly refreshing working environment including a free juice bar, casual dress, background music while you work, flexible working hours and home working. Location: Wakefield, Yorkshire, UK / Remote Working Salary: £45,000 - £70,000 + Bonus + Pension + Benefits Applicants must be based in the UK and have the right to work in the UK even though remote working is available. Noir continues to be the leading Microsoft recruitment agency; we can help you make the right career decisions! NOIRUKNETRECNOIRUKREC NC/NET/WAKET

.NET Developer, C# 14 - Global Technology Brand - Chichester (Tech stack: .NET Developer, .NET 10.0, ASP.NET, C# 14, WPF, React, Angular 21, Microservices, Azure, ASP.NET Core Web API, Entity Framework, Agile, Programmer, Full Stack Engineer, Architect, .NET Developer) Our clients fascinating story dates back to 1981; today they have fast become one of the most instantly recognised technology brands across the globe. Their success has been built upon their reputation for developing revolutionary .NET software products that utilise cutting edge technologies. Having recently allocated a £2 billion annual R&D budget to fuel the invention of products, solutions and new technologies they are looking to expand their award winning .NET software development team. We are seeking .NET Developer candidates with experience of either web application development (.NET Core, C#) or winforms / WPF (C#) development. Our client will provide you with training into: .NET 10.0, WPF, MVVM, Prism, JavaScript, React, Angular 21, Microservices, MongoDB, Vue.js, TypeScript, Azure, AWS, ASP.NET Core Web API, Entity Framework, Node.js, Elasticsearch, Agile, TDD, BDD, Scrum, Kanban and Azure SQL. You will follow the firms official career progression programme. This is coupled with 18 days of dedicated technical training per year, bi-annual pay reviews and trips to Microsoft Ignite. Our client offers a truly refreshing working environment including a free juice bar, casual dress, background music while you work, flexible working hours and home working. Location: Chichester, West Sussex, UK / Remote Working Salary: £45,000 - £70,000 + Bonus + Pension + Benefits Applicants must be based in the UK and have the right to work in the UK even though remote working is available. Noir continues to be the leading Microsoft recruitment agency; we can help you make the right career decisions! NOIRUKNETRECNOIRUKREC NC/NET/CHIET

Mid-Level .NET / SQL Developer, Surrey, Hybrid Working (after 3 months). Be part of a collaborative Agile team where your ideas and technical skills will make a real impact. We're looking for a passionate .NET & SQL Developer who enjoys building modern applications across both front-end and back-end systems. You'll work on a variety of exciting projects using .NET, SQL, Angular and TypeScript, helping to design, develop and deploy high-quality software solutions while mentoring junior team members along the way. Tech Stack: 3 years + experience with: .NET Core / Framework ASP.NET SQL Server Angular TypeScript Entity Framework Bonus if you have experience with: WPF Kotlin Jira If you're a problem solver who enjoys working independently while being part of a supportive team, we'd love to hear from you. Initially office-based during probation, moving to a hybrid model with 3 days in the office each week.

C++ / C# Software Developer Permanent • Full-time • Near Northampton, UK • £45,000-£60,000 DOE Are you a skilled C++ or C# developer who wants to write software that genuinely matters? Our client builds cutting-edge security and intelligence systems used by law enforcement agencies, government bodies, and national security operations across the globe. This is a rare opportunity to work on technically challenging, high-impact software - all designed and manufactured in the UK. Our client is looking to make more than one hire as they grow the team, so if you know someone who might also be a good fit, feel free to point them this way too. This is deliberately a broad list of skills that are useful to our client across a range of projects. We're not expecting any one person to have them all. If you're a strong C++/C# developer with some of these capabilities and a genuine interest in this field, we want to hear from you - applications from developers at all levels of experience are welcome. What you'll be doing Full-stack development - building high-performance, scalable solutions across frontend and backend technologies Real-time programming - writing software to process and handle live incoming data streams Integrating products with third-party APIs Contributing across all phases of the software development lifecycle Working closely with the software team lead and QA Engineer What we're looking for The essentials - you'll need to bring: 5+ years of hands-on C++ and/or C# development experience Solid experience with SQL, HTTP, JSON, FTP and WPF Proven real-time programming skills - processing live, streaming data A sound understanding of networking protocols and the OSI model A genuine appetite to learn new technologies, frameworks and research areas Bonus points if you have You don't need all of these - but any of the following will make your application stand out: VoIP/SIP/RTP/RTSP/TCP/UDP - deep working knowledge Experience with SS7, DIAMETER, VoLTE, SCTP or streamed video Unreal Engine development (C++ backend) CUDA and AI development GStreamer, FFmpeg, WebRTC and hardware-accelerated video pipelines MSSQL and large databases, HTML, Fluent 2 IoT and edge-device integration, distributed systems or event-driven architecture Knowledge of cellular telecoms networks Software defined radio - Python, Matlab, DSP, IQ processing Experience working in an Agile team What's on offer Salary of £45,000-£60,000 depending on experience and skillset 33 days' annual leave including Bank Holidays, rising to 38 days after 5 years Primarily office-based near Northampton, with one day per week working from home available after a settling-in period Travel insurance covering leisure trips for you, your partner and children 4% employer pension contribution, matched Share scheme recognising employees who consistently go above and beyond Free on-site parking Real opportunities for progression, skill development and international travel About our client With over two decades of experience, our client is a trusted partner to government agencies and law enforcement worldwide. They develop innovative, award-winning security and intelligence solutions spanning lawful interception, border security, counter-terrorism and technical surveillance countermeasures - all designed and built in the UK. The culture This is a collaborative, open and supportive team where people are given real autonomy and encouraged to take initiative. Our client operates with a fail-fast philosophy - they move quickly, learn from experience, and continuously improve. Personal development is taken seriously, with regular one-to-one manager interactions, mentoring, and access to external learning. Exceptional contributions are recognised and rewarded. Interested? If you have the right qualifications and experience, hold the permanent right to work in the UK, and live within a commutable distance of Northampton, we'd love to hear from you.

Our Essex based client has a new opening for a Permanent .NET Windows Developer. Be part of a business delivering innovative software solutions within a fast-paced environment. We're looking for an experienced .NET Windows Developer with strong C#, .NET/.NET Core, and SQL Server expertise to help design, build, and modernise enterprise Windows applications and services. You'll play a key role in refactoring legacy systems into modern .NET solutions while contributing to future cloud migration projects. What you'll be doing: • Developing and maintaining Windows applications and services • Refactoring and migrating legacy code into C# .NET • Collaborating with technical teams, business users, and stakeholders • Supporting cloud and Azure-based architecture initiatives • Participating in code reviews, Agile delivery, and technical planning What we're looking for: • 3+ years' commercial experience with C#, .NET/.NET Core, WinForms or WPF • 3+ years of strong SQL Server / T-SQL experience • Experience with APIs, integrations, and enterprise-grade applications • Knowledge of Azure DevOps, CI/CD, Git, Visual Studio and secure coding practices • Strong problem-solving and communication skills If you're passionate about modernising systems, delivering high-quality software, and working on impactful projects this could be the role for you. Hybrid Role - Two days a week onsite.

Help save lives every day. Are you a Software Engineer looking for a new challenge with real purpose? Join Sopra Steria, the force behind STORM - the mission-critical command and control system trusted by UK emergency services. We're hiring Software Developers to support the ongoing development of STORM, a highly resilient application built using VB.NET with a WPF client. You'll work across middleware, user interfaces, third-party integrations, and system testing, helping to deliver solutions that truly make a difference. You'll be part of a collaborative, experienced team of developers, testers, and product specialists, all committed to delivering high-quality systems for public safety and emergency services customers. This is a primarily remote role, with occasional visits to our Hertfordshire office for team collaboration and planning. You do need to be eligible for NPPV3 clearance. What you'll be doing: Designing, developing, and maintaining scalable software applications. Writing clean, efficient, and well-documented code. Contributing across the full software development lifecycle. Collaborating with senior developers and architects on system design. Participating in code reviews and championing engineering best practice. Troubleshooting and resolving complex technical issues. Mentoring junior developers in a supportive, learning-focused team. Keeping up to date with emerging technologies and industry trends. What you'll bring: Experience across all stages of the software development lifecycle. Strong VB.NET development skills (experience with other languages is beneficial). Hands-on experience with WPF applications and MVVM architecture. Strong problem-solving skills and attention to detail. A proactive mindset with a desire to learn and grow. It would be great if you had: Active NPPV3 clearance (or eligibility to obtain it). Experience with legacy environments such as VB6, alongside modern .NET. Background working in risk-averse or regulated environments (e.g. blue light, financial services, insurance). Familiarity with modern UI frameworks and UX best practice. Salary: £55,000-£60,000 (depending on experience) Location: UK Hybrid (primarily remote with occasional travel to Hertfordshire) Security Clearance: Eligible for NPPV3 Employment Type: Full-time Recruiter: Jane About us: Sopra Steria's Aerospace, Defence and Security business designs, develops, and deploys digital solutions for Central Government clients, playing a vital role in supporting UK national security and public safety. We operate in a unique and trusted environment where quality, resilience, and integrity matter. Our people are given time to develop, supported through coaching and mentoring, and empowered to take pride in delivering solutions that make a real difference in some of the UK's most safety- and security-critical domains. If you're interested but not sure you tick every box - please apply anyway. We'd love to hear from you.

As a Java Developer, you will collaborate closely with cross-functional teams to deliver high-quality Warehouse Control Software solutions on time, supporting TGW's reputation for innovation and excellence, while working within our agile framework. You'll support the installation of software applications and components, working from written specifications and pre-established guidelines to assist with the delivery of complex automation projects and maintain documentation of the process flow. You will: Utilise established development tools, guidelines and conventions including but not limited to ASP.NET, SQL Server, Oracle, Mongo, XMLXSD and C# (WPF, EF, WCF) Implement new and extend existing features in the TGW Warehouse Control System (WCS) and Transport Services application stack Enhance existing systems by analysing business objectives, preparing an action plan and identifying areas for modification and improvement Maintain existing software systems by identifying and correcting software defects Investigate and develop skills in new technologies Create technical specifications and test plans Follow all development practices as outlined by the Software Development Manager Implement and install TGW software on client sites Develop and test production level code within required timeframes Unit test all code to maintain code integrity Work as part of project team on customer projects, ensuring delivery dates are achieved and discuss delivery and testing for implementation You will need: Required Strong JAVA and/or C# development skills, but experience in both is beneficial Experience of SQL Development (PL/SQL or T-SQL) A good understanding of Unit Testing Excellent communications skills with previous experience of working in a client facing environment Good time and task management Ability to travel regularly throughout UK and Europe Preferred Understanding of software development lifecycle across agile development Knowledge of/experience with Oracle databases (19c preferred) We offer a competitive package and the opportunity to travel to our sites across Northern Europe to commission the code you'll have written.

Role: Software Developer Location: Great Yarmouth - Hybrid Salary: Up to 40,000 DOE I'm proud to be recruiting for a well-established software company at the forefront of retail technology, as they look to welcome a Software Developer to their growing team. This hybrid role requires one day a week onsite and offers the chance to work on a cutting-edge, industry-leading software platform used by major retail clients across the UK and beyond. You'll be a well-rounded developer with 2+ years' commercial experience, confident across both front- and back-end technologies. Technical requirements include: Strong programming skills in C#, VB.NET, and ASP.NET Web Forms Experience using .NET Core Solid understanding of object-oriented programming and N-Tier architecture Experience with SQL Server - including database design, security, backups, performance tuning UI development experience using: WPF (for desktop apps) Or HTML/CSS/JavaScript/jQuery (for web apps) Familiarity with source control tools (TFS, Git) Comfortable working within Agile environments Exposure to cloud platforms (IaaS and PaaS) and Windows Server/IIS setup Confident with tools like Visual Studio, DevOps, and Jira Experience with AutoCAD This is a hands-on role with the chance to mentor junior developers and take ownership of key projects. The position is full-time (40 hrs/week), with flexible hybrid working (Thursdays onsite). Interested? Apply now or get in touch with Fintan at TEC Partners for a confidential conversation.