300 jobs found

Senior Software Engineer JavaScript, C++, Linux, IoT, Kubernetes, Microservices Southampton, Romsey, Hampshire (Onsite) 65,000 - 75,000 + pension & benefits Are you a talented Software Engineer who thrives on solving real-world problems with cutting-edge technology? This is an opportunity to join a talented engineering team building advanced, real-time software systems used in safety-critical environments worldwide. You'll be working at the intersection of enterprise software, IoT, and data-driven decision-making; developing solutions that genuinely make a difference. Why this role is exciting This isn't just another enterprise software role. You'll be working on a sophisticated platform that connects physical devices (IoT) with real-time data processing, delivering actionable insights through modern web applications. The systems you help build are deployed globally and play a vital role in protecting people, infrastructure, and national security. Engineers here consistently highlight exposure to multiple Kubernetes environments (on-prem, cloud, VM-based), working across diverse customer use cases with unique technical challenges, the chance to experiment with new tools, architectures, and AI integrations, and a broad technical landscape spanning microservices, real-time systems, and distributed architectures. Tech environment Kubernetes across on-prem, cloud, and hybrid environments. Microservices architecture with real-time data processing. IoT integrations and telemetry pipelines. Modern web applications (TypeScript / JavaScript). CI/CD, DevOps, and infrastructure as code. Emerging work around AI integration and intelligent features. Why join Work on meaningful, real-world problems with global impact. Gain exposure to a broad and evolving tech stack. Be part of a team that values innovation, experimentation, and learning. Play a key role in delivering complex solutions to high-profile customers. Collaborate with a highly skilled, mission-driven engineering team. About You - What makes you a great fit We're looking for experienced software engineers with solid backend programming experience in C++, JavaScript and Object Oriented Design Deep experience with distributed systems, microservices, and APIs. Experience working with Linux environments and Kubernetes. Solid understanding of connectivity (TCP/IP, device communication, telemetry). A STEM degree is preferred, reflecting the level of technical depth and problem-solving involved. Additional info Due to the nature of the work, you must be eligible to obtain UK security clearance. Please hit apply to upload your CV or contact (url removed) for more details and a confidential discussion. Spectrum IT Recruitment (South) Limited is acting as an Employment Agency in relation to this vacancy.

Lead Systems Developer (Eligible for SC Clearance) Competitive Salary + Annual Bonus + Private Healthcare + Pension + Progression + Gym Membership + Full Training London Are you an experienced Linux-focused developer with strong networking knowledge looking to step into a technical leadership role where you can design, build and own mission?critical systems used across global communications networks? This is a senior, hands?on role within an Enterprise technology team delivering high?availability, value?added services across satellite, mobile and terrestrial networks. You will take a lead role in system design and development, working with bespoke and open?source technologies to enhance in?house platforms and customer solutions. Working closely with senior technical leadership, you will mentor developers, shape development standards and play a key role in CI/CD, testing and code quality. This is an excellent opportunity to influence architecture, improve services at scale and work with complex, real?world infrastructure. You will be involved across the full lifecycle from requirements capture and Agile development through to deployment, documentation and supporting escalated service issues, with exposure to VoIP platforms, IP networking and global infrastructure. The Role: Lead system design and development of Linux?based software solutions Develop and maintain in?house platforms including VoIP, email, security and high?availability services Manage CI/CD pipelines, version control and Agile workflows Mentor and support Developers and Graduate Developers Work closely with product and customer?facing teams on delivery and rollout The Person: Strong experience with Linux (Debian/Ubuntu), Apache and MySQL Programming experience with Python, Bash, PHP, ReactJS and/or NodeJS Experience managing CI/CD pipelines, BitBucket and JIRA Knowledge of networking concepts including TCP/IP, WANs and LANs Proactive, analytical and comfortable working independently or as part of a team Reference Number:BBBH(phone number removed) Rise Technical Recruitment Ltd acts an employment agency for permanent roles and an employment business for temporary roles. The salary advertised is the bracket available for this position. The actual salary paid will be dependent on your level of experience, qualifications and skill set and will be decided by our client, the employer. Rise are not responsible or liable for any hiring decisions made by the end client. We are an equal opportunities company and welcome applications from all suitable candidates.

Job Title: Principal Systems Engineer Location: Frimley, Hybrid, 3 days on site weekly We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role Salary: Competitive Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering the advanced, technology-led defence, aerospace and security solutions of tomorrow - shaping a safer future, for all of us. From the depths of the ocean, to the far reaches of space - there's no limit to where a career at BAE Systems could take you. What you'll be doing: In this role, you will provide technical ownership of CCS design, supporting the Engineering Manager in delivering in-service programmes and leading key design decisions . You will oversee project scope, manage design changes and work closely with stakeholders and suppliers to identify and address risks early. You will lead programme-level design reviews, coordinate stakeholders and manage design baselines while ensuring design governance is maintained and Certificates of Design are produced where required. You will also review and influence technical requirements and architecture to support effective system integration across sub-systems and specialist areas, while providing subject matter expertise in the integration, validation and verification of systems. Core duties: You'll have extensive experience in network or software engineering, ideally with a background in operations You'll have the ability to take the lead on technical matters and provide expert guidance You'll have Chartered Engineer status or be working towards it You'll have familiarity with DOORS and prior hands-on experience using it You'll have proven experience in change management processes The In-Service Programme team: You will be joining the In-Service Programme team, working on the V Class, where you'll thrive in a fast-paced environment, delivering high-quality results within tight enterprise timelines. As part of a medium-sized core team of 6-12, you'll also collaborate with a wider group of around 30, engaging with a broad stakeholder network. This role demands technical leadership , owning challenges , proactively solving problems, and working with the right stakeholders to drive solutions forward. We offer relocation support packages across all Submarines roles, subject to meeting eligibility criteria. Why BAE Systems? Here you'll build a career with purpose and limitless possibilities. With lifelong learning and meaningful work - this is a place where you can grow your career with confidence and be empowered to be your best. You'll be recognised for your contribution and enjoy rewards tailored to what's most important to you and your family - support for your financial and personal wellbeing, as well as a balanced lifestyle. In an environment embracing sustainable ways of working and with a strong sense of shared purpose, our supportive culture is a place you can feel you belong and proud of the difference you make. A place where everyone can thrive. We're committed to building an inclusive workplace where everyone feels valued and supported. We know that a diversity of backgrounds, perspectives and experiences strengthens our teams and is vital to the work we do. Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role, to allow for meaningful security vetting checks. Closing Date : 31st May 2026 We reserve the right to close this vacancy early if we receive sufficient applications for the role . Therefore, if you are interested, please submit your application as early as possible. KI1

Job Title: Principal Systems Engineer Location: Frimley, Hybrid, 3 days on site weekly We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role Salary: Competitive Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering the advanced, technology-led defence, aerospace and security solutions of tomorrow - shaping a safer future, for all of us. From the depths of the ocean, to the far reaches of space - there's no limit to where a career at BAE Systems could take you. What you'll be doing: In this role, you will provide technical ownership of CCS design, supporting the Engineering Manager in delivering in-service programmes and leading key design decisions . You will oversee project scope, manage design changes and work closely with stakeholders and suppliers to identify and address risks early. You will lead programme-level design reviews, coordinate stakeholders and manage design baselines while ensuring design governance is maintained and Certificates of Design are produced where required. You will also review and influence technical requirements and architecture to support effective system integration across sub-systems and specialist areas, while providing subject matter expertise in the integration, validation and verification of systems. Core duties: You'll have extensive experience in network or software engineering, ideally with a background in operations You'll have the ability to take the lead on technical matters and provide expert guidance You'll have Chartered Engineer status or be working towards it You'll have familiarity with DOORS and prior hands-on experience using it You'll have proven experience in change management processes The In-Service Programme team: You will be joining the In-Service Programme team, working on the V Class, where you'll thrive in a fast-paced environment, delivering high-quality results within tight enterprise timelines. As part of a medium-sized core team of 6-12, you'll also collaborate with a wider group of around 30, engaging with a broad stakeholder network. This role demands technical leadership , owning challenges , proactively solving problems, and working with the right stakeholders to drive solutions forward. We offer relocation support packages across all Submarines roles, subject to meeting eligibility criteria. Why BAE Systems? Here you'll build a career with purpose and limitless possibilities. With lifelong learning and meaningful work - this is a place where you can grow your career with confidence and be empowered to be your best. You'll be recognised for your contribution and enjoy rewards tailored to what's most important to you and your family - support for your financial and personal wellbeing, as well as a balanced lifestyle. In an environment embracing sustainable ways of working and with a strong sense of shared purpose, our supportive culture is a place you can feel you belong and proud of the difference you make. A place where everyone can thrive. We're committed to building an inclusive workplace where everyone feels valued and supported. We know that a diversity of backgrounds, perspectives and experiences strengthens our teams and is vital to the work we do. Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role, to allow for meaningful security vetting checks. Closing Date : 31st May 2026 We reserve the right to close this vacancy early if we receive sufficient applications for the role . Therefore, if you are interested, please submit your application as early as possible. KI1

Job Title: Principal Systems Engineer Location: Frimley, Hybrid, 3 days on site weekly We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role Salary: Competitive Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering the advanced, technology-led defence, aerospace and security solutions of tomorrow - shaping a safer future, for all of us. From the depths of the ocean, to the far reaches of space - there's no limit to where a career at BAE Systems could take you. What you'll be doing: In this role, you will provide technical ownership of CCS design, supporting the Engineering Manager in delivering in-service programmes and leading key design decisions . You will oversee project scope, manage design changes and work closely with stakeholders and suppliers to identify and address risks early. You will lead programme-level design reviews, coordinate stakeholders and manage design baselines while ensuring design governance is maintained and Certificates of Design are produced where required. You will also review and influence technical requirements and architecture to support effective system integration across sub-systems and specialist areas, while providing subject matter expertise in the integration, validation and verification of systems. Core duties: You'll have extensive experience in network or software engineering, ideally with a background in operations You'll have the ability to take the lead on technical matters and provide expert guidance You'll have Chartered Engineer status or be working towards it You'll have familiarity with DOORS and prior hands-on experience using it You'll have proven experience in change management processes The In-Service Programme team: You will be joining the In-Service Programme team, working on the V Class, where you'll thrive in a fast-paced environment, delivering high-quality results within tight enterprise timelines. As part of a medium-sized core team of 6-12, you'll also collaborate with a wider group of around 30, engaging with a broad stakeholder network. This role demands technical leadership , owning challenges , proactively solving problems, and working with the right stakeholders to drive solutions forward. We offer relocation support packages across all Submarines roles, subject to meeting eligibility criteria. Why BAE Systems? Here you'll build a career with purpose and limitless possibilities. With lifelong learning and meaningful work - this is a place where you can grow your career with confidence and be empowered to be your best. You'll be recognised for your contribution and enjoy rewards tailored to what's most important to you and your family - support for your financial and personal wellbeing, as well as a balanced lifestyle. In an environment embracing sustainable ways of working and with a strong sense of shared purpose, our supportive culture is a place you can feel you belong and proud of the difference you make. A place where everyone can thrive. We're committed to building an inclusive workplace where everyone feels valued and supported. We know that a diversity of backgrounds, perspectives and experiences strengthens our teams and is vital to the work we do. Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role, to allow for meaningful security vetting checks. Closing Date : 31st May 2026 We reserve the right to close this vacancy early if we receive sufficient applications for the role . Therefore, if you are interested, please submit your application as early as possible. KI1

Job Title: Principal Systems Engineer Location: Frimley, Hybrid, 3 days on site weekly We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role Salary: Competitive Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering the advanced, technology-led defence, aerospace and security solutions of tomorrow - shaping a safer future, for all of us. From the depths of the ocean, to the far reaches of space - there's no limit to where a career at BAE Systems could take you. What you'll be doing: In this role, you will provide technical ownership of CCS design, supporting the Engineering Manager in delivering in-service programmes and leading key design decisions . You will oversee project scope, manage design changes and work closely with stakeholders and suppliers to identify and address risks early. You will lead programme-level design reviews, coordinate stakeholders and manage design baselines while ensuring design governance is maintained and Certificates of Design are produced where required. You will also review and influence technical requirements and architecture to support effective system integration across sub-systems and specialist areas, while providing subject matter expertise in the integration, validation and verification of systems. Core duties: You'll have extensive experience in network or software engineering, ideally with a background in operations You'll have the ability to take the lead on technical matters and provide expert guidance You'll have Chartered Engineer status or be working towards it You'll have familiarity with DOORS and prior hands-on experience using it You'll have proven experience in change management processes The In-Service Programme team: You will be joining the In-Service Programme team, working on the V Class, where you'll thrive in a fast-paced environment, delivering high-quality results within tight enterprise timelines. As part of a medium-sized core team of 6-12, you'll also collaborate with a wider group of around 30, engaging with a broad stakeholder network. This role demands technical leadership , owning challenges , proactively solving problems, and working with the right stakeholders to drive solutions forward. We offer relocation support packages across all Submarines roles, subject to meeting eligibility criteria. Why BAE Systems? Here you'll build a career with purpose and limitless possibilities. With lifelong learning and meaningful work - this is a place where you can grow your career with confidence and be empowered to be your best. You'll be recognised for your contribution and enjoy rewards tailored to what's most important to you and your family - support for your financial and personal wellbeing, as well as a balanced lifestyle. In an environment embracing sustainable ways of working and with a strong sense of shared purpose, our supportive culture is a place you can feel you belong and proud of the difference you make. A place where everyone can thrive. We're committed to building an inclusive workplace where everyone feels valued and supported. We know that a diversity of backgrounds, perspectives and experiences strengthens our teams and is vital to the work we do. Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role, to allow for meaningful security vetting checks. Closing Date : 31st May 2026 We reserve the right to close this vacancy early if we receive sufficient applications for the role . Therefore, if you are interested, please submit your application as early as possible. KI1

Job Title: Principal Systems Engineer Location: Frimley, Hybrid, 3 days on site weekly We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role Salary: Competitive Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering the advanced, technology-led defence, aerospace and security solutions of tomorrow - shaping a safer future, for all of us. From the depths of the ocean, to the far reaches of space - there's no limit to where a career at BAE Systems could take you. What you'll be doing: In this role, you will provide technical ownership of CCS design, supporting the Engineering Manager in delivering in-service programmes and leading key design decisions . You will oversee project scope, manage design changes and work closely with stakeholders and suppliers to identify and address risks early. You will lead programme-level design reviews, coordinate stakeholders and manage design baselines while ensuring design governance is maintained and Certificates of Design are produced where required. You will also review and influence technical requirements and architecture to support effective system integration across sub-systems and specialist areas, while providing subject matter expertise in the integration, validation and verification of systems. Core duties: You'll have extensive experience in network or software engineering, ideally with a background in operations You'll have the ability to take the lead on technical matters and provide expert guidance You'll have Chartered Engineer status or be working towards it You'll have familiarity with DOORS and prior hands-on experience using it You'll have proven experience in change management processes The In-Service Programme team: You will be joining the In-Service Programme team, working on the V Class, where you'll thrive in a fast-paced environment, delivering high-quality results within tight enterprise timelines. As part of a medium-sized core team of 6-12, you'll also collaborate with a wider group of around 30, engaging with a broad stakeholder network. This role demands technical leadership , owning challenges , proactively solving problems, and working with the right stakeholders to drive solutions forward. We offer relocation support packages across all Submarines roles, subject to meeting eligibility criteria. Why BAE Systems? Here you'll build a career with purpose and limitless possibilities. With lifelong learning and meaningful work - this is a place where you can grow your career with confidence and be empowered to be your best. You'll be recognised for your contribution and enjoy rewards tailored to what's most important to you and your family - support for your financial and personal wellbeing, as well as a balanced lifestyle. In an environment embracing sustainable ways of working and with a strong sense of shared purpose, our supportive culture is a place you can feel you belong and proud of the difference you make. A place where everyone can thrive. We're committed to building an inclusive workplace where everyone feels valued and supported. We know that a diversity of backgrounds, perspectives and experiences strengthens our teams and is vital to the work we do. Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role, to allow for meaningful security vetting checks. Closing Date : 31st May 2026 We reserve the right to close this vacancy early if we receive sufficient applications for the role . Therefore, if you are interested, please submit your application as early as possible. KI1

Job Title: Principal Systems Engineer Location: Frimley, Hybrid, 3 days on site weekly We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role Salary: Competitive Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering the advanced, technology-led defence, aerospace and security solutions of tomorrow - shaping a safer future, for all of us. From the depths of the ocean, to the far reaches of space - there's no limit to where a career at BAE Systems could take you. What you'll be doing: In this role, you will provide technical ownership of CCS design, supporting the Engineering Manager in delivering in-service programmes and leading key design decisions . You will oversee project scope, manage design changes and work closely with stakeholders and suppliers to identify and address risks early. You will lead programme-level design reviews, coordinate stakeholders and manage design baselines while ensuring design governance is maintained and Certificates of Design are produced where required. You will also review and influence technical requirements and architecture to support effective system integration across sub-systems and specialist areas, while providing subject matter expertise in the integration, validation and verification of systems. Core duties: You'll have extensive experience in network or software engineering, ideally with a background in operations You'll have the ability to take the lead on technical matters and provide expert guidance You'll have Chartered Engineer status or be working towards it You'll have familiarity with DOORS and prior hands-on experience using it You'll have proven experience in change management processes The In-Service Programme team: You will be joining the In-Service Programme team, working on the V Class, where you'll thrive in a fast-paced environment, delivering high-quality results within tight enterprise timelines. As part of a medium-sized core team of 6-12, you'll also collaborate with a wider group of around 30, engaging with a broad stakeholder network. This role demands technical leadership , owning challenges , proactively solving problems, and working with the right stakeholders to drive solutions forward. We offer relocation support packages across all Submarines roles, subject to meeting eligibility criteria. Why BAE Systems? Here you'll build a career with purpose and limitless possibilities. With lifelong learning and meaningful work - this is a place where you can grow your career with confidence and be empowered to be your best. You'll be recognised for your contribution and enjoy rewards tailored to what's most important to you and your family - support for your financial and personal wellbeing, as well as a balanced lifestyle. In an environment embracing sustainable ways of working and with a strong sense of shared purpose, our supportive culture is a place you can feel you belong and proud of the difference you make. A place where everyone can thrive. We're committed to building an inclusive workplace where everyone feels valued and supported. We know that a diversity of backgrounds, perspectives and experiences strengthens our teams and is vital to the work we do. Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role, to allow for meaningful security vetting checks. Closing Date : 31st May 2026 We reserve the right to close this vacancy early if we receive sufficient applications for the role . Therefore, if you are interested, please submit your application as early as possible. KI1

Job Title: Principal Systems Engineer Location: Frimley, Hybrid, 3 days on site weekly We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role Salary: Competitive Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering the advanced, technology-led defence, aerospace and security solutions of tomorrow - shaping a safer future, for all of us. From the depths of the ocean, to the far reaches of space - there's no limit to where a career at BAE Systems could take you. What you'll be doing: In this role, you will provide technical ownership of CCS design, supporting the Engineering Manager in delivering in-service programmes and leading key design decisions . You will oversee project scope, manage design changes and work closely with stakeholders and suppliers to identify and address risks early. You will lead programme-level design reviews, coordinate stakeholders and manage design baselines while ensuring design governance is maintained and Certificates of Design are produced where required. You will also review and influence technical requirements and architecture to support effective system integration across sub-systems and specialist areas, while providing subject matter expertise in the integration, validation and verification of systems. Core duties: You'll have extensive experience in network or software engineering, ideally with a background in operations You'll have the ability to take the lead on technical matters and provide expert guidance You'll have Chartered Engineer status or be working towards it You'll have familiarity with DOORS and prior hands-on experience using it You'll have proven experience in change management processes The In-Service Programme team: You will be joining the In-Service Programme team, working on the V Class, where you'll thrive in a fast-paced environment, delivering high-quality results within tight enterprise timelines. As part of a medium-sized core team of 6-12, you'll also collaborate with a wider group of around 30, engaging with a broad stakeholder network. This role demands technical leadership , owning challenges , proactively solving problems, and working with the right stakeholders to drive solutions forward. We offer relocation support packages across all Submarines roles, subject to meeting eligibility criteria. Why BAE Systems? Here you'll build a career with purpose and limitless possibilities. With lifelong learning and meaningful work - this is a place where you can grow your career with confidence and be empowered to be your best. You'll be recognised for your contribution and enjoy rewards tailored to what's most important to you and your family - support for your financial and personal wellbeing, as well as a balanced lifestyle. In an environment embracing sustainable ways of working and with a strong sense of shared purpose, our supportive culture is a place you can feel you belong and proud of the difference you make. A place where everyone can thrive. We're committed to building an inclusive workplace where everyone feels valued and supported. We know that a diversity of backgrounds, perspectives and experiences strengthens our teams and is vital to the work we do. Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role, to allow for meaningful security vetting checks. Closing Date : 31st May 2026 We reserve the right to close this vacancy early if we receive sufficient applications for the role . Therefore, if you are interested, please submit your application as early as possible. KI1

Job Title: Principal Systems Engineer Location: Frimley, Hybrid, 3 days on site weekly We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role Salary: Competitive Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering the advanced, technology-led defence, aerospace and security solutions of tomorrow - shaping a safer future, for all of us. From the depths of the ocean, to the far reaches of space - there's no limit to where a career at BAE Systems could take you. What you'll be doing: In this role, you will provide technical ownership of CCS design, supporting the Engineering Manager in delivering in-service programmes and leading key design decisions . You will oversee project scope, manage design changes and work closely with stakeholders and suppliers to identify and address risks early. You will lead programme-level design reviews, coordinate stakeholders and manage design baselines while ensuring design governance is maintained and Certificates of Design are produced where required. You will also review and influence technical requirements and architecture to support effective system integration across sub-systems and specialist areas, while providing subject matter expertise in the integration, validation and verification of systems. Core duties: You'll have extensive experience in network or software engineering, ideally with a background in operations You'll have the ability to take the lead on technical matters and provide expert guidance You'll have Chartered Engineer status or be working towards it You'll have familiarity with DOORS and prior hands-on experience using it You'll have proven experience in change management processes The In-Service Programme team: You will be joining the In-Service Programme team, working on the V Class, where you'll thrive in a fast-paced environment, delivering high-quality results within tight enterprise timelines. As part of a medium-sized core team of 6-12, you'll also collaborate with a wider group of around 30, engaging with a broad stakeholder network. This role demands technical leadership , owning challenges , proactively solving problems, and working with the right stakeholders to drive solutions forward. We offer relocation support packages across all Submarines roles, subject to meeting eligibility criteria. Why BAE Systems? Here you'll build a career with purpose and limitless possibilities. With lifelong learning and meaningful work - this is a place where you can grow your career with confidence and be empowered to be your best. You'll be recognised for your contribution and enjoy rewards tailored to what's most important to you and your family - support for your financial and personal wellbeing, as well as a balanced lifestyle. In an environment embracing sustainable ways of working and with a strong sense of shared purpose, our supportive culture is a place you can feel you belong and proud of the difference you make. A place where everyone can thrive. We're committed to building an inclusive workplace where everyone feels valued and supported. We know that a diversity of backgrounds, perspectives and experiences strengthens our teams and is vital to the work we do. Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role, to allow for meaningful security vetting checks. Closing Date : 31st May 2026 We reserve the right to close this vacancy early if we receive sufficient applications for the role . Therefore, if you are interested, please submit your application as early as possible. KI1

Locations: Cardiff or Edinburgh As Principal Enterprise Architect (Data) , you'll play a leading role in shaping how trusted company data is designed, governed and reused at national scale, supporting services accessed by millions of users every day. This is a senior technical leadership role where your decisions will directly influence: How data is treated as a core enterprise asset How legacy and modern systems work together How trust, interoperability and reuse are built into data by design What you'll be doing As Principal Enterprise Architect (Data), you will: Set the enterprise level direction for data architecture and strategy Define and govern data models, standards and integration approaches Design architectures that work across legacy systems, cloud platforms and third party services Act as the authoritative voice on enterprise data , providing assurance and guidance across programmes and projects Enable secure, trusted and reusable data across the organisation Work closely with architects, delivery teams and senior stakeholders to reduce risk and improve data quality Influence long term transformation while supporting immediate delivery needs Your technical impact You'll lead work across: Enterprise and domain data modelling Canonical data definitions and integration patterns Data governance, quality, ownership and lifecycle management APIs, distributed services and interoperability Secure handling of personal and sensitive data Alignment with legal, regulatory and policy requirements You'll also provide specialist advice on: Data migrations and legacy transformation Platform and tooling decisions Enterprise standards and architectural assurance Who this role is for This role would suit an experienced enterprise or senior data architect who: Has worked in complex, large scale environments Is confident setting direction and making architectural decisions Can influence senior stakeholders and explain complexity clearly Balances delivery needs with long term architectural vision Experience with professional architecture qualifications and cloud data certifications is welcome. Important information Security Clearance (SC) is required You must have lived in the UK for at least 3 of the last 5 years Apply now View the full job description and apply via Civil Service Jobs

Location Cardiff, Croydon, Glasgow, Manchester, Sheffield About the job Job summary We are looking to recruit 3 Portfolio Chief Technology Officer (CTO) roles. Two of which will support our Migration and Borders Digital Group, and the remaining role will support our Enterprise Services teams. As a key member of the Home Office Government Digital and Data Profession leadership team, you will play a critical role in providing Government Digital and Data services at the Home Office, supporting vital national infrastructure and Home Office services. Your role will involve supporting a user-base of 35,000+ Home Office users, over 400 public-facing services used by millions, and diverse critical business areas including UK Visa & Immigration, Border Force, HMPO and policing. As a Deputy Director Portfolio CTO, you will be accountable for leading the technical strategy for the Portfolio, and the wider technology professional community. You will provide technical direction for the delivery of government services, leading design, build and management activity across all areas of architecture, infrastructure, security and engineering. You will identify underlying technology requirements to support business platform capability and lead a team of technology specialists to create cutting-edge services. You will be required to build strategic, collaborative and constructive relationships with a growing ecosystem of digital and third-party technology suppliers. This will include championing emerging standards, principles or policies to support with this collaboration. You will identify how technical teams can become leaner by removing unnecessary overheads and advising on how they can deliver more with existing capabilities. Through establishing effective ways of working, you will ensure that we meet our commitments, increasing the certainty of the outcomes we achieve. You will be accountable for ensuring that we deliver to cost and quality standards and managing risks and dependencies across multiple teams. We are looking for someone who is strategic and forward thinking in terms of how we engage with the business, use technology and achieve our long-term goals. You will strive to deliver better outcomes and value for money by encouraging and embedding a culture of continuous improvement within the portfolio and across wider technology teams. As a leader within Home Office Government Digital and Data Profession and the Portfolio, you will inspire others and establish a team and a culture that individuals feel proud to be apart of. Job description For full details of all three roles, please see the Candidate Pack on the Civil Service website. Person specification Essential Criteria The successful candidate will be able to demonstrate experience of: Providing clear technical leadership and authority across technology, platforms and architecture within a large, complex organisation. Setting and owning enterprise-level technology and platform direction, translating organisational goals into coherent strategy, priorities and investment decisions. Leading and influencing across a matrixed, federated organisation, building trusted relationships with stakeholders at all levels (including senior leaders and non-technical audiences). Understanding cyber security, risk management and assurance in a highly regulated enterprise context, and assessing and clearly articulating technical risk and architectural maturity to senior stakeholders. Embedding architecture governance, standards and assurance into business-as-usual delivery to improve consistency, quality and pace. Driving innovation and continuous improvement to increase the efficiency, resilience and value for money of platform and technology services. Desirable Criteria It would also be desirable to demonstrate experience of: Operating at executive or senior leadership level within a large or highly regulated organisation, including managing substantial technology investment and making value for money decisions across complex portfolios. Leading significant technology, platform, or digital transformation at scale, including modernisation of legacy and mission critical systems, using modern product led and Agile approaches. Driving cross portfolio collaboration, convergence or reuse of platforms, services, or standards in a multi team environment, with accountability for delivering and operating live services/products that meet user needs and performance expectations. Interested? Apply via Civil Service Jobs for full role details.

Location: Cheltenham This is an opportunity to work as an Enterprise Architect on some of the UK's most complex and critical technology environments. You'll help shape and embed enterprise architecture across a defined area of the organisation, guiding technical direction, influencing senior decision-makers, and managing architectural risk. You'll work at the intersection of technology, data, digital and business change , applying your expertise to high impact challenges while supporting and developing other architects as your role grows. What you'll be doing Leading architectural design across a complex portfolio of programmes and services Shaping and maintaining enterprise architecture artefacts that support long term strategic goals Advising senior stakeholders and translating complex architecture into clear, actionable guidance Influencing decisions, managing dependencies, and identifying risks early Working closely with engineers, delivery teams, business colleagues and external partners Supporting and mentoring other architects, with line management responsibilities as you become established Collaborating across departments and occasionally travelling to UK sites to support joined up working What we're looking for Practical experience working as an Enterprise Architect Experience leading others, mentoring colleagues, or line managing teams Strong knowledge of architecture frameworks and standards (e.g. TOGAF, ArchiMate, Zachman, MODAF ) Experience translating organisational goals into clear architectural strategies Confidence leading design initiatives and managing architectural risk Excellent communication skills, with the ability to influence senior technical and non technical stakeholders A collaborative approach and the ability to adapt priorities in a fast moving environment Why this role? Work on unique, cutting edge technology you won't find elsewhere Tackle complex, meaningful problems with real world impact Influence decisions at a senior level Develop your leadership and architectural career in a supportive environment Be part of a mission driven organisation with a clear sense of purpose Interested? Click through to the Civil Service Jobs listing for full details and to apply.

Location: Bristol, London or York Want to design digital and technology strategies that protect the environment, support farming, and impact millions of people across the UK ? Defra is recruiting Principal Enterprise Architects to lead enterprise wide digital direction across one of the UK Government's most important departments. This is a senior, high impact role where your decisions will influence strategy, spending, platforms and architecture across the entire Defra group. As a Principal Enterprise Architect, you'll sit at the heart of this transformation - shaping long term strategy, enabling modern delivery, and ensuring technology decisions support real world outcomes. What you'll be doing In this role, you will: Set and own enterprise level digital and technology strategy within your domain Act as a technical design authority , influencing major decisions on platforms, security and investment Work closely with senior leaders and stakeholders across Defra and its agencies Lead, mentor and inspire architects, setting direction and best practice Horizon scan for emerging technologies, risks and opportunities Who this role is ideal for This role is a great fit if you: Have a strong background in enterprise or solution architecture Are comfortable working across cloud platforms (AWS and/or Azure) Enjoy influencing senior stakeholders and shaping strategy Like balancing long term vision with real world delivery Want your work to have national impact and public value Ready to apply? This is just a snapshot. Click through to Civil Service Jobs for the full role description, detailed criteria and application instructions.

Location: Cheltenham GCHQ is recruiting Associate Enterprise Architects to help shape and evolve the enterprise architecture that underpins its unique national security mission. This is a rare opportunity to work on cutting edge, often one of a kind technology , while developing your skills alongside experienced senior architects. You'll be working in an organisation where: The technology is complex, bespoke and constantly evolving Architectural decisions directly support mission critical outcomes Learning is continuous, practical and encouraged What you'll be doing As an Associate Enterprise Architect, you'll: Translate organisational goals into clear, actionable architectural designs Work closely with delivery teams to shape solutions across technology, data and business processes Contribute to architectural analysis, designs and documentation Identify risks, constraints and trade offs early, helping teams make informed decisions Apply best practice, standards and emerging approaches in real world environments Collaborate with architects, engineers, delivery leads and project managers across GCHQ Who this role is ideal for This role is well suited to someone who: Has hands on experience as an Enterprise Architect Has led teams or supported others through mentoring or line management Understands architecture frameworks such as TOGAF, ArchiMate, Zachman or MODAF Enjoys working across both technical and non technical stakeholder groups Can explain complex architectural decisions in a clear, accessible way Is comfortable balancing priorities and adapting to changing business needs Interested? This is a snapshot of the role. For full details, responsibilities and how to apply, click through to Civil Service Jobs .

Locations: Birmingham, Bristol, Cardiff, Edinburgh, Leeds, Liverpool, Manchester, Newcastle upon Tyne, Telford, Worthing and Stratford HMRC are recruiting Senior Enterprise Architects to help shape how technology supports borders, trade and taxation, across one of the largest and most complex operational environments in the public sector . As a Senior Enterprise Architect within the Borders & Trade domain, you'll operate at the intersection of policy, business and technology , setting architectural direction that ensures services are secure, scalable and sustainable. What you'll be doing In this role, you will: Own and evolve enterprise architecture strategy for the Borders & Trade domain Define and govern architectural principles, standards, roadmaps and reference architectures Provide enterprise level assurance and decision support on major technology investments Guide architectural decision making, clearly explaining trade offs, risks and benefits Influence policy and technical direction across enterprise operations Horizon scan emerging technologies, trends and sourcing models Collaborate closely with senior stakeholders across business, technology and commercial teams Promote innovation while reducing technical complexity and improving resilience and security Support and strengthen enterprise architecture capability across HMRC Who this role is ideal for This role is well suited to someone who: Has significant experience operating as an Enterprise Architect (or equivalent) Has shaped architecture strategy and roadmaps for large scale platforms or services Is confident developing and governing architectural standards and principles Thinks beyond individual systems to understand whole enterprise impact Is comfortable supporting complex decisions and balancing risk, value and sustainability Can engage and influence senior stakeholders, explaining complex concepts clearly Is curious about emerging technologies and how they can be applied at scale Experience with cloud platforms (IaaS, PaaS, SaaS) and professional architecture practices or qualifications is particularly valuable. Interested? This is a snapshot of the role. For full details, essential criteria and how to apply, click through to Civil Service Jobs .

Location: Swansea Why this role? As a Lead Technical Architect , you'll play a key role in shaping and delivering the technology that supports customer facing and internal services at scale. This is a senior, influential role where your architectural decisions will directly support DVLA's future direction. If you enjoy setting technical vision, guiding delivery teams and influencing senior leaders , this role offers real scope and impact. About the role You'll work within DVLA's IT Services (ITS) Directorate , collaborating across: Engineering squads Architects and technical leads Business directorates You'll develop architectural patterns and solution designs , working closely with delivery teams to ensure solutions are robust, secure and operationally ready. What you'll be doing As Lead Technical Architect, you will: Lead the technical design of systems and services , clearly justifying and communicating architectural decisions Assure solution quality, ensuring consistency with DVLA, DfT and government wide strategies Explore opportunities for cross government architectural alignment Work collaboratively with engineering squads to transition new solutions into live operation Set standards and provide architectural governance and assurance Mentor and support architects and engineers across teams Provide leadership to the wider architecture community Line manage and develop colleagues, creating an environment where people can thrive Who this role is for This role would suit someone who: Has operated as a technical or solution architect on enterprise scale systems Is confident owning architecture end to end, from design through delivery and assurance Enjoys working with both technical and non technical stakeholders Can influence and challenge senior leaders constructively Likes balancing strategic vision with practical delivery realities Essential experience You'll need strong experience of: Infrastructure and cloud technologies Unified communications and omni channel contact centre solutions Networking concepts (LAN / WAN / WLAN) Microsoft Entra ID , O365, and hybrid Active Directory environments Microsoft Azure Cloud Adoption Framework principles Designing systems that protect sensitive data Collaboratively creating and evolving solution designs Providing technical leadership, governance and assurance across complex solutions You'll bring excellent communication skills and be comfortable engaging with architects, engineers, testers, delivery managers and senior leaders alike. Interested? This post gives you a clear overview of the role. Click through to the full Civil Service Jobs advert to view full details and apply.

Location: Croydon Why this role? As a Lead Technical Architect , you'll help modernise and evolve the National DNA Database , ensuring it can meet new demands while remaining secure, resilient and trustworthy . About the programme The National DNA Database is cloud hosted and operates in a highly sensitive, regulated environment. It sits at the intersection of: Policing and forensic services Regulators and legal frameworks Modern cloud and microservices architecture You'll work across Home Office Biometrics , the Forensic Information Database Service (FINDS), policing stakeholders, regulators and delivery partners, translating complex operational and regulatory needs into robust technical solutions. What you'll be doing As Lead Technical Architect, you will: Define and own the technical strategy and roadmap for DNA services Set standards and target architecture aligned to wider government and Home Office strategy Own the application architecture (AWS microservices) and associated user environments Work closely with users (policing, FINDS, regulators) to translate requirements into deliverable solutions Lead and assure supplier designs, applying Secure by Design principles Carry out architectural assurance on supplier deliverables Ensure solutions are secure, resilient, auditable and compliant with data protection and legal requirements Balance near term delivery with long term scalability and maintainability Identify and mitigate technical and operational risks Support FinOps and continuous improvement Champion modern practices and emerging technologies Contribute to and lead within the Home Office Biometrics architecture community Who this role is for This role will suit someone who: Is a senior technical architect with strong delivery experience Enjoys working across multiple domains and stakeholders Is comfortable influencing policing, government and supplier partners Can make complex architectural decisions in sensitive environments Cares deeply about security, resilience and public impact Enjoys mentoring and guiding other architects Essential experience You'll bring: A consistent track record leading complex technical architectures Experience working across large programmes and multiple suppliers Expertise in delivering secure, scalable systems Strong understanding of cloud, microservices, DevOps and agile delivery Familiarity with enterprise architecture frameworks (e.g. TOGAF) Excellent stakeholder management and communication skills Experience coaching or leading other technical professionals Interested? This partner post gives you the overview. Click through to the full Civil Service Jobs advert to view full details and apply.

Location: Swansea This is a senior architecture role at a time when DVLA is rebuilding services on a cloud first platform , using containers, serverless technologies and modern CI/CD tooling . If you enjoy setting direction, shaping design governance, and influencing delivery across multiple teams, this is a great moment to join. What you'll be working on You'll work alongside service designers and agile software teams, defining and assuring solution architectures across multiple programmes , and helping DVLA deliver secure, scalable services at pace. You'll also work across organisational boundaries (including DfT and wider government) to support alignment and interoperability where it adds value. What you'll be doing As a Principal Technical Architect, you will: Provide technical design leadership and governance across a programme of work Define and assure solution architectures, ensuring alignment to enterprise/reference architectures and strategic direction Establish and maintain architectural governance so designs are robust, consistent, and supportable Support multiple teams by sharing best practice and emerging technologies Ensure security is designed in, working with security architecture and agreed standards Inspire and mentor other architects, and provide leadership across the architecture community Engage senior stakeholders confidently and communicate decisions clearly Who this role is for This role could be a great fit if you: Have a strong architecture/engineering background and have led enterprise, cloud based solutions Can set a cross project vision (principles, patterns, target state) and translate business goals into a technical roadmap Understand programme level risk (dependencies, technical debt, scalability, compliance) Enjoy improving governance processes and enabling teams to deliver safely at pace Are confident influencing senior leaders and explaining complex technical topics to mixed audiences What you'll bring You'll likely have experience with: Designing/building cloud native solutions (e.g., AWS) Secure design and protecting sensitive data Leading technical direction across multiple teams and stakeholders Interested? This post is a snapshot. Click through to the full Civil Service Jobs advert to read the full role profile and apply

Location East Midlands (England), East of England, London (region), North East England, North West England, Scotland, South East England, South West England, Wales, West Midlands (England), Yorkshire and the Humber What is this role? This is a Low Code Software Developer role in HMCTS Digital Technology Services (DTS), helping build and support enterprise grade low code solutions that keep live operations running smoothly. You'll sit in the Tooling Team , supporting business critical products used day to day by Live Operations, including Ardoq, Dynatrace, Jira/Confluence and HaloITSM . Why this role matters HMCTS supports courts and tribunals across England and Wales, and the technology behind that needs to be reliable, secure and constantly improving. In this role, you'll: Improve how tooling and operational services work across DTS Build secure, maintainable solutions that support real users Work in a multi disciplinary team with product, delivery and architecture colleagues Help modernise how services operate through smarter use of technology What you'll be doing You'll be involved in: Building, maintaining and documenting low code solutions (to internal standards) Testing, quality assurance and taking part in reviews to improve quality Designing and developing solutions from user stories Building and testing system interfaces and integrations Supporting and maintaining software (with limited out of hours support when needed) Keeping a strong focus on security, confidentiality and data integrity Improving ways of working and contributing to delivery planning Mentoring junior colleagues and sharing technical knowledge Supporting recruitment and procurement activity when required The skills that matter (high level) This role is a great fit if you're comfortable with: Low code enterprise development using Power Platform or UiPath Building integrations and understanding APIs and cloud environments (e.g. Azure) Working with structured data formats: JSON, XML, XAML and SQL Understanding HTTP (request/response lifecycle, headers, status codes) Front end basics: HTML and CSS Using and supporting Microsoft 365 apps like SharePoint, OneDrive and Excel Good engineering practices: security awareness, testing, documentation, maintainability Collaborating confidently with technical and non technical stakeholders Who this role is for This could be a great role if you: Enjoy building practical solutions that teams rely on every day Like improving tools, integrations and user experience in a live environment Care about secure, well documented, maintainable solutions Are confident working with stakeholders and cross functional teams Want to grow in a supportive organisation with strong learning opportunities Interested? This post gives you the overview. Click through to the full Civil Service Jobs advert to view full details and apply.