52 jobs found

Fortress Recruit is supporting a leading Defence Manufacturer in their search for an experienced Principal Systems Engineer (Electrical) to join their growing specialist team based in Poole. This is a senior position combining hands on technical engineering with project leadership, for new and existing full life cycle projects. Some projects will require you to be more involved technically, while others will require greater project leadership, so the ability to move comfortably between the two is essential. Key responsibilities will include: Acting as the Technical Authority for allocated projects, reviewing and signing off electrical designs and engineering outputs Providing senior technical leadership across projects from requirements and concept through to verification, qualification and manufacture Remaining hands on technically, supporting engineers and resolving complex electrical engineering challenges Coordinating multidisciplinary engineering resource across electrical, electronics, mechanical, software and systems teams Leading technical reviews, managing technical risk and ensuring compliance with relevant standards and requirements Maintaining high standards of engineering documentation, technical governance and design assurance Working to APQP quality processes and collaborating with customers and internal stakeholders to ensure successful project delivery To be successful in this role, you will have: A Degree or equivalent qualification in Electrical Engineering, Systems Engineering or a related discipline Significant senior level experience in electrical engineering and design Proven experience reviewing, approving and signing off electrical designs Strong knowledge of engineering standards and their application to complex designs Experience operating as a Technical Authority, Design Authority or equivalent senior technical position Experience leading multidisciplinary engineering projects within defence, naval, maritime, aerospace or other highly regulated environments Strong technical documentation, engineering governance and stakeholder management skills Experience with Zuken E3, EPLAN or equivalent electrical CAD package Knowledge of APQP, DEF STAN, MIL-STD, EMC or environmental qualification would be advantageous Eligibility for SC clearance (5 years UK residency with no visa or sponsorship requirement) This is a predominantly site-based role in Poole, reflecting the collaborative nature of the position and the requirement to work closely with project teams and wider engineering disciplines. Some flexibility to work from home may be possible, typically 1-2 days per week where project requirements allow. On offer is a competitive salary and the opportunity to take genuine technical ownership of complex naval and maritime engineering projects, working within a growing engineering organisation with significant future project demand. For more details or a confidential discussion, please click apply with your updated CV or contact Becki directly.

Join our digital revolution in NatWest Digital X In everything we do, we work to one aim. To make digital experiences which are effortless and secure. So we organise ourselves around three principles: engineer, protect, and operate. We engineer simple solutions, we protect our customers, and we operate smarter. Job description This role is based in the United Kingdom and as such all normal working days must be carried out in the United Kingdom. Join us as a Senior Java Software Engineer This is an opportunity for a technically minded individual to join us as a Senior Java Software Engineer You'll be designing, producing, testing and implementing working software, working across the lifecycle of the system Hone your existing software engineering skills and advance your career in this critical role You'll work from home some of the time, but you'll spend at least one day a week working from our Manchester office What you'll do Working in a permanent feature team, you'll be developing knowledge of aspects of the associated platform across the disciplines of business, applications, data and infrastructure. You'll also be liaising with principal engineers, architects in the domain and other key stakeholders to understand how the platform works and how it supports business objectives. You'll also be: Applying Agile methods to the development of software on the backlog Producing resilient and long-lived software and acting flexibly to cope with future needs Delivering intentional architecture and formulating emergent design through innovative ideas, experimentation and prototyping Designing and developing software with a focus on the automation of build, test and deployment activities, using executable patterns Applying knowledge on Microservices, Kubernetes and Cloud Technologies The skills you'll need We're looking for someone with strong full stack experience in software design and implementation, including being able to exploit programming languages to solve complex problems. You'll also need to be capable of complex requirements analysis capture and validation against and with business and systems requirements. Additionally, you'll demonstrate: Experience of leading the implementation of programming best practice, especially around scalability, automation, virtualisation, optimisation, availability and performance Strong Experience in Microservices, Observability and Cloud Technology specifically AWS Hands-on experience in Spring, Springboot and Dockers Sound collaboration skills with the ability to work with business teams to produce pragmatic solutions that work for the business Experience of information security policies and practices within the financial sector Strong stakeholder management skills and communication skills with the ability to communicate complex technical concepts in a simple way

Senior AI Software Engineer We're partnering with a well-established technology business undergoing a significant transformation in how software is built, tested, and deployed through AI-enabled engineering practices. This is an opportunity for a highly experienced engineer to play a key role in shaping the future of software delivery within a large-scale, enterprise environment. You will combine deep software engineering expertise with practical AI experience, helping drive faster, safer, and more intelligent development processes across a complex technology estate. The Role As a Principal AI Software Engineer, you'll work closely with product, engineering, and leadership teams to design and evolve AI-enabled development capabilities. You'll have ownership of technical architecture decisions, help implement AI-driven engineering workflows, and ensure high standards of quality, reliability, and governance are maintained. This is a hands-on role for someone who enjoys building, solving complex technical problems, and driving engineering excellence at scale. What You'll Be Doing Leading the design and implementation of AI-enabled software engineering solutions. Defining technical architecture and engineering standards across multiple teams. Supporting the adoption of AI-assisted development practices and tooling. Reviewing, governing, and improving AI-generated code and outputs. Building scalable, resilient systems used by large numbers of users. Driving best practices across testing, observability, CI/CD, deployment, and platform reliability. Partnering with product leaders and engineers to solve complex business and technical challenges. Helping accelerate the organisation's journey toward more frequent, automated, and reliable software releases. What We're Looking For Extensive experience in software engineering within complex, enterprise-scale environments. Strong hands-on coding ability and a passion for technical problem-solving. Practical experience applying AI technologies within software development and engineering workflows. Ability to design technical architectures and make sound engineering decisions. Experience working across multiple programming languages and technology stacks. Strong understanding of modern engineering practices including CI/CD, automated testing, observability, and cloud platforms. Excellent communication skills and the ability to explain technical concepts to both technical and non-technical audiences. A collaborative approach and experience working within cross-functional teams. Technology Environment Experience with some of the following would be beneficial: AWS Go Java TypeScript Modern AI/LLM tooling and frameworks AI-assisted development workflows Enterprise-scale cloud platforms

Job Title: Senior/Principal Software Engineer Job Location: Rochester, Kent - Onsite Salary: Up to £65,000 depending on experience 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. Role Description: As a Principal Software Engineer, you will lead the design and delivery of embedded software for complex, safety critical systems. You will develop drivers, protocols and human-machine interfaces. Responsible for technical direction and ensuring robust, certifiable solutions. Working across the full lifecycle, you will define architectures and solve complex engineering challenges through integration, verification and validation. You will provide technical leadership, mentor engineers and influence best practice. Engaging with customers and stakeholders, you will shape strategy, drive innovation and play a key role in delivering high-impact solutions. Core Duties: Leading design and development of embedded software, including drivers, protocols, human-machine interfaces with certification artefacts Defining system and software architectures from requirements using structured design, modelling and simulation Driving integration, verification and validation within a safety critical environment Providing technical leadership through mentoring, peer reviews and best practice Delivering reliable estimates, including sizing and reuse Engaging with customers to resolve technical challenges and shape solutions Contributing to engineering processes, design reviews and strategic decisions, ensuring high quality, compliant delivery Essential Skills: A degree or equivalent experience in a Scientific/Engineering (electronics-engineering, software-engineering, physics, math's) environment Excellent Software Engineering skills, with significant experience in C/C++ Extensive experience of Software Architecture Design using UML or other recognised model-based design techniques as well as experience in UML for software design in CAMEO, EA, Rhapsody or integrity Modeler Extensive experience of interfacing software with hardware in a real-time environment and development experience to DO-178B/C Standards The Software team: You will be working as part of a team of experienced, passionate and innovative engineers creating world-leading control and display systems. This is an extremely exciting and challenging role and will present the opportunity to design products for the world's most advanced commercial and military fixed wing and rotary wing aircraft. Exposure to the customer and end user, as well as working alongside like-minded engineers, makes this a unique opportunity for the right candidate. 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: 23rd September 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.

AI Principal/Senior Software Engineer x2 Inside IR35 Contract Rate: up to 800/day Location: Remote/London Duration: 6 months initially Description: The opportunity This is a contract engagement supporting a major Information Security AI transformation, a large programme that is modernising and automating the security operating model with agentic AI. We are looking for both a Principal and Senior hands-on engineer to drive the build of a portfolio of agentic AI security applications, defining the solution architecture and contributing to the most complex components of the solution and system design. You would work with a good degree of autonomy to deliver a defined set of outcomes across complex and current problems in AI security. You will collaborate with software and solution architects to define target architectures, coordinate the workloads of software engineers, and remain hands-on throughout the development lifecycle. The role will have a strong software engineering focus, building AI-native applications and agentic solutions, primarily within a Python and AWS environment . What you would deliver Technical leadership of the build, turning target architecture into production-quality software across a portfolio of agentic AI applications, APIs and services. Engineering standards, DevSecOps practices and a secure development lifecycle, integrated with the organisation's established central CI/CD platform, pipelines and golden paths. An AI-native software delivery operating model built on agentic harnesses and automation. Reusable frameworks, libraries and platform capabilities that accelerate delivery and ensure security is built in by default. Delivery of the most complex components and integrations across the agentic AI roadmap. Contribution to solution and low-level architecture, working alongside established software and solution architects. Technical assurance through code review, quality standards and mentoring to raise engineering standards across the wider team. Hands-on development of AI-native applications incorporating agentic logic. Skills and experience Extensive practical software engineering experience, including technically leading engineering teams and delivering complex, production-quality systems at scale. Deep, current experience building agentic AI applications , including LLM orchestration, Retrieval Augmented Generation (RAG), tool and function calling, MCP, memory, evaluation and agent harnesses. Strong Python software engineering experience. Demonstrable knowledge and experience with LangGraph and agentic development frameworks. Experience implementing or evolving engineering standards, DevSecOps practices and secure development lifecycles . Strong understanding of CI/CD platforms, pipelines and modern software engineering practices . Experience defining or evolving an engineering operating model, ideally an AI-native model built around agentic harnesses and automation. Experience delivering solutions on AWS , ideally with Amazon Bedrock, containers and Infrastructure as Code. A solid grounding in secure-by-default engineering, observability and production operability. Practical knowledge of AI security practices, including the OWASP Top 10 for LLM and Generative AI applications and OWASP guidance for agentic AI. Previous experience working within Information Security or Security engineering environments would be beneficial. Frontend development experience would be advantageous. Working arrangements Flexible approach to onsite working, with remote working available depending on experience and suitability for the role. If you receive suspicious outreach claiming to be from us, please contact us via the ManpowerGroup website.

Job Title: Senior/Principal Software Engineer Job Location: Rochester, Kent - Onsite Salary: Up to £65,000 depending on experience 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. Role Description: As a Principal Software Engineer, you will lead the design and delivery of embedded software for complex, safety critical systems. You will develop drivers, protocols and human-machine interfaces. Responsible for technical direction and ensuring robust, certifiable solutions. Working across the full lifecycle, you will define architectures and solve complex engineering challenges through integration, verification and validation. You will provide technical leadership, mentor engineers and influence best practice. Engaging with customers and stakeholders, you will shape strategy, drive innovation and play a key role in delivering high-impact solutions. Core Duties: Leading design and development of embedded software, including drivers, protocols, human-machine interfaces with certification artefacts Defining system and software architectures from requirements using structured design, modelling and simulation Driving integration, verification and validation within a safety critical environment Providing technical leadership through mentoring, peer reviews and best practice Delivering reliable estimates, including sizing and reuse Engaging with customers to resolve technical challenges and shape solutions Contributing to engineering processes, design reviews and strategic decisions, ensuring high quality, compliant delivery Essential Skills: A degree or equivalent experience in a Scientific/Engineering (electronics-engineering, software-engineering, physics, math's) environment Excellent Software Engineering skills, with significant experience in C/C++ Extensive experience of Software Architecture Design using UML or other recognised model-based design techniques as well as experience in UML for software design in CAMEO, EA, Rhapsody or integrity Modeler Extensive experience of interfacing software with hardware in a real-time environment and development experience to DO-178B/C Standards The Software team: You will be working as part of a team of experienced, passionate and innovative engineers creating world-leading control and display systems. This is an extremely exciting and challenging role and will present the opportunity to design products for the world's most advanced commercial and military fixed wing and rotary wing aircraft. Exposure to the customer and end user, as well as working alongside like-minded engineers, makes this a unique opportunity for the right candidate. 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: 23rd September 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.

Job Title: Senior/Principal Software Engineer Job Location: Rochester, Kent - Onsite Salary: Up to £65,000 depending on experience 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. Role Description: As a Principal Software Engineer, you will lead the design and delivery of embedded software for complex, safety critical systems. You will develop drivers, protocols and human-machine interfaces. Responsible for technical direction and ensuring robust, certifiable solutions. Working across the full lifecycle, you will define architectures and solve complex engineering challenges through integration, verification and validation. You will provide technical leadership, mentor engineers and influence best practice. Engaging with customers and stakeholders, you will shape strategy, drive innovation and play a key role in delivering high-impact solutions. Core Duties: Leading design and development of embedded software, including drivers, protocols, human-machine interfaces with certification artefacts Defining system and software architectures from requirements using structured design, modelling and simulation Driving integration, verification and validation within a safety critical environment Providing technical leadership through mentoring, peer reviews and best practice Delivering reliable estimates, including sizing and reuse Engaging with customers to resolve technical challenges and shape solutions Contributing to engineering processes, design reviews and strategic decisions, ensuring high quality, compliant delivery Essential Skills: A degree or equivalent experience in a Scientific/Engineering (electronics-engineering, software-engineering, physics, math's) environment Excellent Software Engineering skills, with significant experience in C/C++ Extensive experience of Software Architecture Design using UML or other recognised model-based design techniques as well as experience in UML for software design in CAMEO, EA, Rhapsody or integrity Modeler Extensive experience of interfacing software with hardware in a real-time environment and development experience to DO-178B/C Standards The Software team: You will be working as part of a team of experienced, passionate and innovative engineers creating world-leading control and display systems. This is an extremely exciting and challenging role and will present the opportunity to design products for the world's most advanced commercial and military fixed wing and rotary wing aircraft. Exposure to the customer and end user, as well as working alongside like-minded engineers, makes this a unique opportunity for the right candidate. 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: 23rd September 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.

Job Title: Senior/Principal Software Engineer Job Location: Rochester, Kent - Onsite Salary: Up to £65,000 depending on experience 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. Role Description: As a Principal Software Engineer, you will lead the design and delivery of embedded software for complex, safety critical systems. You will develop drivers, protocols and human-machine interfaces. Responsible for technical direction and ensuring robust, certifiable solutions. Working across the full lifecycle, you will define architectures and solve complex engineering challenges through integration, verification and validation. You will provide technical leadership, mentor engineers and influence best practice. Engaging with customers and stakeholders, you will shape strategy, drive innovation and play a key role in delivering high-impact solutions. Core Duties: Leading design and development of embedded software, including drivers, protocols, human-machine interfaces with certification artefacts Defining system and software architectures from requirements using structured design, modelling and simulation Driving integration, verification and validation within a safety critical environment Providing technical leadership through mentoring, peer reviews and best practice Delivering reliable estimates, including sizing and reuse Engaging with customers to resolve technical challenges and shape solutions Contributing to engineering processes, design reviews and strategic decisions, ensuring high quality, compliant delivery Essential Skills: A degree or equivalent experience in a Scientific/Engineering (electronics-engineering, software-engineering, physics, math's) environment Excellent Software Engineering skills, with significant experience in C/C++ Extensive experience of Software Architecture Design using UML or other recognised model-based design techniques as well as experience in UML for software design in CAMEO, EA, Rhapsody or integrity Modeler Extensive experience of interfacing software with hardware in a real-time environment and development experience to DO-178B/C Standards The Software team: You will be working as part of a team of experienced, passionate and innovative engineers creating world-leading control and display systems. This is an extremely exciting and challenging role and will present the opportunity to design products for the world's most advanced commercial and military fixed wing and rotary wing aircraft. Exposure to the customer and end user, as well as working alongside like-minded engineers, makes this a unique opportunity for the right candidate. 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: 23rd September 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.

Job Title: Senior/Principal Software Engineer Job Location: Rochester, Kent - Onsite Salary: Up to £65,000 depending on experience 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. Role Description: As a Principal Software Engineer, you will lead the design and delivery of embedded software for complex, safety critical systems. You will develop drivers, protocols and human-machine interfaces. Responsible for technical direction and ensuring robust, certifiable solutions. Working across the full lifecycle, you will define architectures and solve complex engineering challenges through integration, verification and validation. You will provide technical leadership, mentor engineers and influence best practice. Engaging with customers and stakeholders, you will shape strategy, drive innovation and play a key role in delivering high-impact solutions. Core Duties: Leading design and development of embedded software, including drivers, protocols, human-machine interfaces with certification artefacts Defining system and software architectures from requirements using structured design, modelling and simulation Driving integration, verification and validation within a safety critical environment Providing technical leadership through mentoring, peer reviews and best practice Delivering reliable estimates, including sizing and reuse Engaging with customers to resolve technical challenges and shape solutions Contributing to engineering processes, design reviews and strategic decisions, ensuring high quality, compliant delivery Essential Skills: A degree or equivalent experience in a Scientific/Engineering (electronics-engineering, software-engineering, physics, math's) environment Excellent Software Engineering skills, with significant experience in C/C++ Extensive experience of Software Architecture Design using UML or other recognised model-based design techniques as well as experience in UML for software design in CAMEO, EA, Rhapsody or integrity Modeler Extensive experience of interfacing software with hardware in a real-time environment and development experience to DO-178B/C Standards The Software team: You will be working as part of a team of experienced, passionate and innovative engineers creating world-leading control and display systems. This is an extremely exciting and challenging role and will present the opportunity to design products for the world's most advanced commercial and military fixed wing and rotary wing aircraft. Exposure to the customer and end user, as well as working alongside like-minded engineers, makes this a unique opportunity for the right candidate. 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: 23rd September 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.

Job Title: Senior/Principal Software Engineer Job Location: Rochester, Kent - Onsite Salary: Up to £65,000 depending on experience 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. Role Description: As a Principal Software Engineer, you will lead the design and delivery of embedded software for complex, safety critical systems. You will develop drivers, protocols and human-machine interfaces. Responsible for technical direction and ensuring robust, certifiable solutions. Working across the full lifecycle, you will define architectures and solve complex engineering challenges through integration, verification and validation. You will provide technical leadership, mentor engineers and influence best practice. Engaging with customers and stakeholders, you will shape strategy, drive innovation and play a key role in delivering high-impact solutions. Core Duties: Leading design and development of embedded software, including drivers, protocols, human-machine interfaces with certification artefacts Defining system and software architectures from requirements using structured design, modelling and simulation Driving integration, verification and validation within a safety critical environment Providing technical leadership through mentoring, peer reviews and best practice Delivering reliable estimates, including sizing and reuse Engaging with customers to resolve technical challenges and shape solutions Contributing to engineering processes, design reviews and strategic decisions, ensuring high quality, compliant delivery Essential Skills: A degree or equivalent experience in a Scientific/Engineering (electronics-engineering, software-engineering, physics, math's) environment Excellent Software Engineering skills, with significant experience in C/C++ Extensive experience of Software Architecture Design using UML or other recognised model-based design techniques as well as experience in UML for software design in CAMEO, EA, Rhapsody or integrity Modeler Extensive experience of interfacing software with hardware in a real-time environment and development experience to DO-178B/C Standards The Software team: You will be working as part of a team of experienced, passionate and innovative engineers creating world-leading control and display systems. This is an extremely exciting and challenging role and will present the opportunity to design products for the world's most advanced commercial and military fixed wing and rotary wing aircraft. Exposure to the customer and end user, as well as working alongside like-minded engineers, makes this a unique opportunity for the right candidate. 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: 23rd September 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.

Job Title: Senior/Principal Software Engineer Job Location: Rochester, Kent - Onsite Salary: Up to £65,000 depending on experience 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. Role Description: As a Principal Software Engineer, you will lead the design and delivery of embedded software for complex, safety critical systems. You will develop drivers, protocols and human-machine interfaces. Responsible for technical direction and ensuring robust, certifiable solutions. Working across the full lifecycle, you will define architectures and solve complex engineering challenges through integration, verification and validation. You will provide technical leadership, mentor engineers and influence best practice. Engaging with customers and stakeholders, you will shape strategy, drive innovation and play a key role in delivering high-impact solutions. Core Duties: Leading design and development of embedded software, including drivers, protocols, human-machine interfaces with certification artefacts Defining system and software architectures from requirements using structured design, modelling and simulation Driving integration, verification and validation within a safety critical environment Providing technical leadership through mentoring, peer reviews and best practice Delivering reliable estimates, including sizing and reuse Engaging with customers to resolve technical challenges and shape solutions Contributing to engineering processes, design reviews and strategic decisions, ensuring high quality, compliant delivery Essential Skills: A degree or equivalent experience in a Scientific/Engineering (electronics-engineering, software-engineering, physics, math's) environment Excellent Software Engineering skills, with significant experience in C/C++ Extensive experience of Software Architecture Design using UML or other recognised model-based design techniques as well as experience in UML for software design in CAMEO, EA, Rhapsody or integrity Modeler Extensive experience of interfacing software with hardware in a real-time environment and development experience to DO-178B/C Standards The Software team: You will be working as part of a team of experienced, passionate and innovative engineers creating world-leading control and display systems. This is an extremely exciting and challenging role and will present the opportunity to design products for the world's most advanced commercial and military fixed wing and rotary wing aircraft. Exposure to the customer and end user, as well as working alongside like-minded engineers, makes this a unique opportunity for the right candidate. 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: 23rd September 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.

Job Title: Senior/Principal Software Engineer Job Location: Rochester, Kent - Onsite Salary: Up to £65,000 depending on experience 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. Role Description: As a Principal Software Engineer, you will lead the design and delivery of embedded software for complex, safety critical systems. You will develop drivers, protocols and human-machine interfaces. Responsible for technical direction and ensuring robust, certifiable solutions. Working across the full lifecycle, you will define architectures and solve complex engineering challenges through integration, verification and validation. You will provide technical leadership, mentor engineers and influence best practice. Engaging with customers and stakeholders, you will shape strategy, drive innovation and play a key role in delivering high-impact solutions. Core Duties: Leading design and development of embedded software, including drivers, protocols, human-machine interfaces with certification artefacts Defining system and software architectures from requirements using structured design, modelling and simulation Driving integration, verification and validation within a safety critical environment Providing technical leadership through mentoring, peer reviews and best practice Delivering reliable estimates, including sizing and reuse Engaging with customers to resolve technical challenges and shape solutions Contributing to engineering processes, design reviews and strategic decisions, ensuring high quality, compliant delivery Essential Skills: A degree or equivalent experience in a Scientific/Engineering (electronics-engineering, software-engineering, physics, math's) environment Excellent Software Engineering skills, with significant experience in C/C++ Extensive experience of Software Architecture Design using UML or other recognised model-based design techniques as well as experience in UML for software design in CAMEO, EA, Rhapsody or integrity Modeler Extensive experience of interfacing software with hardware in a real-time environment and development experience to DO-178B/C Standards The Software team: You will be working as part of a team of experienced, passionate and innovative engineers creating world-leading control and display systems. This is an extremely exciting and challenging role and will present the opportunity to design products for the world's most advanced commercial and military fixed wing and rotary wing aircraft. Exposure to the customer and end user, as well as working alongside like-minded engineers, makes this a unique opportunity for the right candidate. 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: 23rd September 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.

Job Title: Senior/Principal Software Engineer Job Location: Rochester, Kent - Onsite Salary: Up to £65,000 depending on experience 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. Role Description: As a Principal Software Engineer, you will lead the design and delivery of embedded software for complex, safety critical systems. You will develop drivers, protocols and human-machine interfaces. Responsible for technical direction and ensuring robust, certifiable solutions. Working across the full lifecycle, you will define architectures and solve complex engineering challenges through integration, verification and validation. You will provide technical leadership, mentor engineers and influence best practice. Engaging with customers and stakeholders, you will shape strategy, drive innovation and play a key role in delivering high-impact solutions. Core Duties: Leading design and development of embedded software, including drivers, protocols, human-machine interfaces with certification artefacts Defining system and software architectures from requirements using structured design, modelling and simulation Driving integration, verification and validation within a safety critical environment Providing technical leadership through mentoring, peer reviews and best practice Delivering reliable estimates, including sizing and reuse Engaging with customers to resolve technical challenges and shape solutions Contributing to engineering processes, design reviews and strategic decisions, ensuring high quality, compliant delivery Essential Skills: A degree or equivalent experience in a Scientific/Engineering (electronics-engineering, software-engineering, physics, math's) environment Excellent Software Engineering skills, with significant experience in C/C++ Extensive experience of Software Architecture Design using UML or other recognised model-based design techniques as well as experience in UML for software design in CAMEO, EA, Rhapsody or integrity Modeler Extensive experience of interfacing software with hardware in a real-time environment and development experience to DO-178B/C Standards The Software team: You will be working as part of a team of experienced, passionate and innovative engineers creating world-leading control and display systems. This is an extremely exciting and challenging role and will present the opportunity to design products for the world's most advanced commercial and military fixed wing and rotary wing aircraft. Exposure to the customer and end user, as well as working alongside like-minded engineers, makes this a unique opportunity for the right candidate. 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: 23rd September 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.

Job Title: Senior/Principal Software Engineer Job Location: Rochester, Kent - Onsite Salary: Up to £65,000 depending on experience 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. Role Description: As a Principal Software Engineer, you will lead the design and delivery of embedded software for complex, safety critical systems. You will develop drivers, protocols and human-machine interfaces. Responsible for technical direction and ensuring robust, certifiable solutions. Working across the full lifecycle, you will define architectures and solve complex engineering challenges through integration, verification and validation. You will provide technical leadership, mentor engineers and influence best practice. Engaging with customers and stakeholders, you will shape strategy, drive innovation and play a key role in delivering high-impact solutions. Core Duties: Leading design and development of embedded software, including drivers, protocols, human-machine interfaces with certification artefacts Defining system and software architectures from requirements using structured design, modelling and simulation Driving integration, verification and validation within a safety critical environment Providing technical leadership through mentoring, peer reviews and best practice Delivering reliable estimates, including sizing and reuse Engaging with customers to resolve technical challenges and shape solutions Contributing to engineering processes, design reviews and strategic decisions, ensuring high quality, compliant delivery Essential Skills: A degree or equivalent experience in a Scientific/Engineering (electronics-engineering, software-engineering, physics, math's) environment Excellent Software Engineering skills, with significant experience in C/C++ Extensive experience of Software Architecture Design using UML or other recognised model-based design techniques as well as experience in UML for software design in CAMEO, EA, Rhapsody or integrity Modeler Extensive experience of interfacing software with hardware in a real-time environment and development experience to DO-178B/C Standards The Software team: You will be working as part of a team of experienced, passionate and innovative engineers creating world-leading control and display systems. This is an extremely exciting and challenging role and will present the opportunity to design products for the world's most advanced commercial and military fixed wing and rotary wing aircraft. Exposure to the customer and end user, as well as working alongside like-minded engineers, makes this a unique opportunity for the right candidate. 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: 23rd September 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.

Senior Scala Engineer Clearance Required:SC required Duration:6 months Location: Location: Stratford, London (hybrid remote working) IR35 Status: Capgemini Mandated PAYE only Job Description: Location: Stratford, London (hybrid remote working) Context: CIP Attribute Reputation Team (Att Rep) CIP is driven by the principal need to detect and prevent fraudulent access to taxpayer data and prevent organised repayment fraud. Attribute Reputation is the process through which large amounts of data are collated from tax transactions to glean insights into common attributes. In particular, we assert their validity and derive risk scores to transactions based on whether the attributes in question, or other attributes used in combination with that attribute, have been used in historic transactions associated with past suspicious or fraudulent activity. Collaboration with other data product and Front End product teams will form the core of creating a frictionless customer experience to exploit the digital audit data that CIP holds. Insights from Attribute Reputation are crucial for HMRC services, and the team is pioneering data sharing with other government departments and local authorities. Role description As a Senior Scala Engineer in the AttRep Team you will define and shape the way we deliver the Front End Attribute Reputation services (APIs) to Digital services to provide attribute insights for fraud detection and prevention across HMRC. This work involves: Help design a future vision for our Att Rep services, including consolidation, to allow us to provide a consistent and easy to use experience for users. Consideration for delivering high-volume, high-availability and low-latency services Improvement of our existing services Reducing our maintenance efforts through incremental re-architecting - eg reducing the number of technologies that are required to support the pipeline & using managed services where appropriate. Design and develop clean functioning, testable code on the Back End, write effective APIs, develop and manage well-functioning databases and applications with security and data protection settings Collaborate with the AttRep product owner, business analyst, data engineers and the wider CIP teams to ideate software solutions Desired behaviours ? Be proactive ? Responsible and motivated self-starter ? User centric attitude ? Prioritise people over processes ? Drive lean results; understand the value of iterative delivery ? Be evidence driven ? Advocate for doing the right thing' ? Help others understand your work through co-participatory design, pairing, demos and documentation ? Make complex look and sound simple ? Be kind, creative and convincing How we work: We favour: Breaking down a high-level problem as a team upfront and delivering the core value first Delivering individual business benefits to production, rather than bundling tasks together Collaboration, communication, regular pairing and thoughtful course-correction Taking the time to write simple and easy to maintain code Willingness to make and participate in improvements for the greater good of CIP Working cross-discipline rather than adhering to tightly defined roles. Knowledge & experience Security clearance (SC-level) API design Data analysis Databases AWS suite experience Awareness of Site Reliability Engineering and support Skilled at returning services to good states in outage situations Understands the importance of testing and automation Working in a lean, agile environment Working in a you build it you run it team Experience coding in continuous integration context Skills & technologies Essential: Scala Play or other MVC/Rest API frameworks SQL AWS Suite Continuous Integration Agile methodologies Desirable: Containerisation principles/Docker Jenkins Kibana Grafana Airflow

A career without limits As the nation's flag carrier, we take great pride in connecting Britain with the world and the world with Britain. It's something we've been doing for over 100 years, ever since we launched the world's first international scheduled air service between London and Paris. This originality has been in our blood since day one. It's the spirit we share with the people that fly with us, our partners, and our colleagues. So, whether you are a reassuring voice on the end of a phone, a smile at the door, under a wing keeping the turbines spinning or landing us gently in far-flung places, a job at British Airways is yours to make. We know great things can happen when you're inspired to think big and bring your ambition to work every day, which is why, at British Airways the sky is never the limit. The role: Principal Data Scientist - Finance & Transformation As a senior leader within the Data & AI function, reporting to the Head of Data Delivery, the Principal Data Scientist is accountable for the end-to-end delivery and lifecycle management of high-value data science products or initiatives that support or automate decision-making across critical business areas. Operating within Agile cross-functional squads, they lead teams to scope, design, build, deploy and maintain scalable, production-ready solutions - including predictive models, optimisation engines, and decision-support tools - that integrate seamlessly with business processes and technical infrastructure. The Principal Data Scientist delivers in line with the strategic direction for data science delivery, ensures model compliance and ethical responsibility, and drives continuous improvement in team capabilities and ways of working. They also line manage and coach others to achieve their full potential, fostering a culture of collaboration, innovation and impact. What you'll do: The Principal Data Scientist has accountabilities across the full value chain and coordinates the execution of high-value data science initiatives: Manages and coaches data science teams to deliver a portfolio of data science products from scoping to delivery Scopes and documents ill-defined client needs and frames data science solutions that align with business goals Responsible for the quality and timely delivery of the data science products for an area of the business Reporting on team key performance indicators Acquires, processes and manipulates complex and large raw data to ensure high-quality inputs for models Designs, builds and trains data science products such as business models, predictive analytics tools, recommender systems, natural language processing, anomaly detection, forecasts, optimisation models and decision support systems Works with Digital teams to productionise models and deliver application front ends Translates results in to actionable recommendations Provides guidance to stakeholders on how models created can improve business outcomes Works within cross-functional business and Digital teams Oversees management, improvements to and decommissioning of existing data science products for business area to ensure they are valuable, feasible and usable Monitors industry trends and advancements in data science Ensures adherence to published frameworks in team Ensures model compliance & ethical responsibility in team Ensures best practice is followed in their team Line manages others to achieve full potential Provides ad hoc team cover on an exceptional basis Contributes to conversations on feature prioritisation and roadmap, with an understanding of the trade-off between speed vs. long-term value Communicates feature and modelling approach, trade-offs, and results with the internal team and business stakeholders The Principal Data Scientist is also accountable for ways of working fit for an Agile cross-functional development squad, including: Using Git-versioning best practices for version control Contributing and reviewing pull-requests and product / technical documentation Giving input on prioritization, team process improvements, optimizing technology choices Working independently and giving predictability on delivery timelines What you'll bring to British Airways: Can structure ill-defined business problems and support others Can communicate to large/senior groups Can effectively challenge senior colleagues Can build strong stakeholder relationship networks and set data science strategy Can coach and manage a team Leads scrum methodology and ceremonies Able to independently manage products through the lifecycle & support others Can prioritise own work Can operate in multiple DevOps roles Can lead others on a project Can manage project teams effectively using agile principles and quality assurance Can apply software engineering principles and concepts eg using Git and Python Can build and deploy production ready machine learning pipelines eg using Python Comprehensive cloud understanding Comfortable designing user interface solutions for Machine Learning applications Advanced data wrangling skills applicable to large data eg using SQL, Python Can apply advanced spreadsheet modelling to complex problems eg using Excel Able to apply a range of advanced machine learning and multivariate techniques Proficient in use of Microsoft Office, including advanced Excel and Powerpoint Skills Advanced analytical skills, including the ability to apply a range of data science and analytic techniques to quickly generate accurate business insights Able to structure business and technical problems, identify trade-offs, and propose solutions Communication of advanced technical concepts to audiences with varying levels of technical skills Managing priorities and timelines to deliver features in a timely manner that meet business requirements Collaborative team-working, giving and receiving feedback, and always seeking to improve team processes Your experience: Numerate degree or equivalent with data science components Experience of leading others in applying data science to business problems Experience in developing industrialised software, especially data science or machine learning software products (required) Experience in relevant business domains (transportation, airlines, operations, network problems) (preferred) What we offer: We believe that all the people who work with us should feel valued for the part they play. It's one of the reasons our rewards go far beyond a competitive salary. From the day you join us, you'll get access to brilliant staff travel benefits including unlimited basic and premium standby tickets on British Airways flights. You'll also receive up to 30 discounted 'Hotline' airfares per year for yourself, friends, and family. At British Airways you'll have the chance to take on new challenges and move forward in a way that feels right for you. We encourage all those who work for us to consider opportunities right across our business to help you develop and progress. We never stand still, and we don't expect our people to either. Inclusion & Diversity At British Airways we all have a part to play in creating an inclusive place to work. Diverse representation among our people is really important to us and we recognise that all our colleagues are uniquely different and bring their own originality, creativity and identity to work. Inclusion and diversity is a key driver of innovation and we're committed to creating a culture where everyone feels that they can be themselves. We're looking for people from all backgrounds and cultures to join us and be a part of our journey to become a Better BA as we continue to connect Britain with the world and the world with Britain.

Principal Systems Engineer Permanent Full-time Salary DOE Location: Berkshire Working Pattern: Five days per week on-site Clearance: Eligibility for SC clearance and willingness to obtain and maintain DV clearance We're partnering with a leading organisation within the UK Defence sector to appoint an experienced Principal Systems Engineer. This is an excellent opportunity for a senior engineering professional to provide technical leadership across the full Systems Engineering lifecycle, supporting the delivery of complex, security-critical programmes and working closely with multidisciplinary engineering teams. The Opportunity As Principal Systems Engineer, you'll lead Systems Engineering activities across complex projects and work packages, providing technical direction across systems, hardware, software and firmware. You'll play a key role in developing and assuring requirements, architectures, designs and technical documentation, while supporting design reviews, stakeholder engagement and technical risk management. This is a senior position requiring strong Systems Engineering expertise, confident technical leadership and the ability to mentor and develop other engineers. Key Responsibilities You'll play a central role in delivering complex engineering programmes by: • Leading Systems Engineering activities across projects and work packages. • Developing and assuring requirements, architectures, designs and Systems Engineering artefacts. • Providing technical direction across systems, hardware, software and firmware. • Leading technical and design reviews. • Supporting customer and supplier engagement. • Contributing to bids, proposals, estimates and technical risk management. • Mentoring and developing Systems Engineers. • Supporting the continued development of the organisation's wider engineering capability. • Ensuring Systems Engineering activities align with relevant standards and programme requirements. About You You'll be an experienced Systems Engineer with significant knowledge of the full engineering lifecycle and the confidence to lead technical activity across complex, multidisciplinary programmes. You will also have: • Significant Systems Engineering experience across the full lifecycle and V-model. • A strong understanding of ISO, IEC and IEEE Systems Engineering standards, including ISO 15288. • Proven experience in requirements engineering, systems design and technical documentation. • Experience leading Systems Engineering activities or managing Systems Engineering teams. • Practical experience with DOORS, UML, Enterprise Architect and SysML. • A background in hardware, software or firmware development, ideally within an embedded environment. • A degree in Engineering, Mathematics or Physics, or equivalent relevant industry experience. • Strong technical leadership, communication and stakeholder management skills. • The ability to work effectively across multidisciplinary engineering teams. • INCOSE ASEP or CSEP accreditation, NCSC experience or recognised subject-matter expertise would be advantageous. Additional Requirements • You must be eligible for SC clearance and willing and able to obtain and maintain DV clearance. • You must be willing to travel within the UK when required. • A clean driving licence is required. • This role requires five days per week onsite in Berkshire. Why Apply? This is a fantastic opportunity to take on a senior technical leadership position within the UK Defence sector, contributing to complex and security-critical engineering programmes. In return, you'll benefit from: • A permanent, full-time position. • A senior role with significant technical influence. • The opportunity to lead Systems Engineering activity across complex programmes. • Exposure to multidisciplinary engineering teams and advanced systems environments. • The opportunity to mentor other engineers and contribute to wider engineering capability. We are an equal opportunity employer and value diversity at our company. We do not discriminate on the basis of race, religion, colour, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status. By applying you are confirming you are happy to be added to the Addition Solutions mailing list regarding future suitable positions. You can opt out of this at any time simply by contacting one of our consultants.

Job Title: Embedded Software Engineer (Junior to Senior - Multiple Openings) Location: Hampshire Salary: Flexible / Dependent on Experience + Comprehensive Benefits Package Industry: Defence & Security Technology Employment Type: Full-time, Permanent About the Opportunity An industry-leading systems innovator within the Defence and Security sector is seeking Embedded Software Engineers at all levels of experience (Junior, Mid-Level, and Senior/Principal). Joining an expanding multi-disciplinary engineering group, you will develop low-level firmware, real-time software, and driver-level software for high-reliability, mission-critical hardware platforms. Whether you are starting your career with strong foundational C/C++ skills or are an experienced engineer looking to design complex system architectures for secure environments, this role offers direct involvement across full lifecycle software delivery. Key Responsibilities Design, develop, test, and deploy high-performance embedded software in C and C++ for real-time and resource-constrained environments. Implement board support packages (BSPs), device drivers, and low-level communications protocols for custom hardware platforms. Work closely with hardware, FPGA, and systems teams during platform bring-up, integration, and debugging. Develop bare-metal firmware or software running on RTOS (e.g., FreeRTOS, VxWorks) or Embedded Linux . Create unit tests, automated test scripts, and technical documentation to meet rigorous safety and quality standards. (Senior Levels): Lead software architecture design, drive code quality standards, perform technical reviews, and mentor junior developers. What We Are Looking For Core Technical Requirements Education: Degree (BSc/MSc/PhD) in Computer Science, Embedded Systems, Electronic Engineering, or a related discipline. Core Languages: Strong hands-on experience or academic grounding in C and/or C++ . Operating Systems: Experience with Bare-Metal development, RTOS, or Embedded Linux kernel/driver development. Hardware & Protocols: Familiarity with microcontrollers, ARM architectures, and standard interfaces (e.g., SPI, I2C, UART, CAN bus, Ethernet, PCIe). Debugging Tools: Lab experience using JTAG debuggers, oscilloscopes, logic analyzers, and hardware debugging suites. Experience Level Breakdown Junior Embedded Software Engineer: Degree or 1+ years of commercial exposure; solid understanding of C programming, memory management, and hardware fundamentals. Mid-Level Embedded Software Engineer: Proven track record of commercial embedded C/C++ development, driver development, and hardware integration. Senior / Principal Embedded Software Engineer: Extensive background in system architecture, multi-threaded RTOS/Linux environments, complex software design patterns, and technical leadership. Security Clearance & Eligibility Due to the nature of the projects, candidates must hold or be eligible to achieve standard Security Clearance (e.g., UK SC Clearance / National Security Vetting).

Job Title: Senior/Principal Software Engineer Job Location: Rochester, Kent - Onsite Salary: Up to £65,000 depending on experience 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. Role Description: As a Principal Software Engineer, you will lead the design and delivery of embedded software for complex, safety critical systems. You will develop drivers, protocols and human-machine interfaces. Responsible for technical direction and ensuring robust, certifiable solutions. Working across the full lifecycle, you will define architectures and solve complex engineering challenges through integration, verification and validation. You will provide technical leadership, mentor engineers and influence best practice. Engaging with customers and stakeholders, you will shape strategy, drive innovation and play a key role in delivering high-impact solutions. Core Duties: Leading design and development of embedded software, including drivers, protocols, human-machine interfaces with certification artefacts Defining system and software architectures from requirements using structured design, modelling and simulation Driving integration, verification and validation within a safety critical environment Providing technical leadership through mentoring, peer reviews and best practice Delivering reliable estimates, including sizing and reuse Engaging with customers to resolve technical challenges and shape solutions Contributing to engineering processes, design reviews and strategic decisions, ensuring high quality, compliant delivery Essential Skills: A degree or equivalent experience in a Scientific/Engineering (electronics-engineering, software-engineering, physics, math's) environment Excellent Software Engineering skills, with significant experience in C/C++ Extensive experience of Software Architecture Design using UML or other recognised model-based design techniques as well as experience in UML for software design in CAMEO, EA, Rhapsody or integrity Modeler Extensive experience of interfacing software with hardware in a real-time environment and development experience to DO-178B/C Standards The Software team: You will be working as part of a team of experienced, passionate and innovative engineers creating world-leading control and display systems. This is an extremely exciting and challenging role and will present the opportunity to design products for the world's most advanced commercial and military fixed wing and rotary wing aircraft. Exposure to the customer and end user, as well as working alongside like-minded engineers, makes this a unique opportunity for the right candidate. 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: 23rd September 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.

Job Title: Senior/Principal Software Engineer Job Location: Rochester, Kent - Onsite Salary: Up to £65,000 depending on experience 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. Role Description: As a Principal Software Engineer, you will lead the design and delivery of embedded software for complex, safety critical systems. You will develop drivers, protocols and human-machine interfaces. Responsible for technical direction and ensuring robust, certifiable solutions. Working across the full lifecycle, you will define architectures and solve complex engineering challenges through integration, verification and validation. You will provide technical leadership, mentor engineers and influence best practice. Engaging with customers and stakeholders, you will shape strategy, drive innovation and play a key role in delivering high-impact solutions. Core Duties: Leading design and development of embedded software, including drivers, protocols, human-machine interfaces with certification artefacts Defining system and software architectures from requirements using structured design, modelling and simulation Driving integration, verification and validation within a safety critical environment Providing technical leadership through mentoring, peer reviews and best practice Delivering reliable estimates, including sizing and reuse Engaging with customers to resolve technical challenges and shape solutions Contributing to engineering processes, design reviews and strategic decisions, ensuring high quality, compliant delivery Essential Skills: A degree or equivalent experience in a Scientific/Engineering (electronics-engineering, software-engineering, physics, math's) environment Excellent Software Engineering skills, with significant experience in C/C++ Extensive experience of Software Architecture Design using UML or other recognised model-based design techniques as well as experience in UML for software design in CAMEO, EA, Rhapsody or integrity Modeler Extensive experience of interfacing software with hardware in a real-time environment and development experience to DO-178B/C Standards The Software team: You will be working as part of a team of experienced, passionate and innovative engineers creating world-leading control and display systems. This is an extremely exciting and challenging role and will present the opportunity to design products for the world's most advanced commercial and military fixed wing and rotary wing aircraft. Exposure to the customer and end user, as well as working alongside like-minded engineers, makes this a unique opportunity for the right candidate. 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: 23rd September 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.