727 jobs found

Lead Retail Solution Architect - IBM i-series (AS400) to Cloud Location: West London - 5 days on-site Salary: 75-80,000 per annum My client is looking to recruit an accomplished Lead Solution Architect to drive a pivotal transformation in their technology organisation. This is a strategic and highly influential role, where you will define the architectural vision, enable product teams, and bridge modern cloud-native platforms with core enterprise systems-including deep integration with IBM i-series (AS400) environments and distributed operations. The Role: As Lead Solution Architect, you will shape the organisation's technical strategy, mentor architects and engineers, and influence decision-making across technology and business domains. You will lead the transition from a technology stack-oriented delivery model to a product-centric, outcome-driven architecture, ensuring scalability, resilience, and alignment with business objectives. Key Responsibilities: Define and drive the enterprise-wide architecture strategy supporting the transition from stack-centric IT to product-led, outcome-focused delivery. Establish an architectural vision aligned with commercial objectives, customer experience goals, and operational scalability. Design and govern integration patterns between modern cloud platforms, distributed retail/wholesale sites, and IBM i-series (AS400) systems. Champion modernisation of Legacy environments, enabling core enterprise capabilities (pricing, inventory, fulfilment) to be consumed via APIs and event-driven interfaces. Act as a trusted advisor to senior technology and business leaders, shaping product strategy through architecture. Define and embed architecture principles, standards, and guardrails to support autonomous product teams. Lead initiatives to transition delivery teams to product-aligned operating models, creating scalable architectural patterns and platforms that accelerate delivery. Ensure non-functional requirements-including security, observability, resilience, and performance-are Embedded in product and platform design. Oversee architectural governance in a way that enables delivery rather than constrains it. Mentor and coach solution architects and senior engineers, raising the overall architectural maturity. Play a leading role in architecture forums, communities of practice, and design reviews. Candidate Profile: Extensive experience as a Lead Solution Architect, Principal Architect, or similar senior architecture leadership role. Proven track record of driving architectural transformation, ideally moving from stack- or project-centric models to product- and outcome-driven architectures. Deep expertise in enterprise integration and hybrid architecture, including hands-on experience with IBM i-series (AS400) and distributed retail/wholesale site operations. Strong understanding of modern architectural paradigms: domain-driven design, event-driven architecture, microservices, API-first. Experience shaping and scaling architectures on AWS, Azure, or GCP. Exceptional communication and influencing skills with C-level, business stakeholders, and engineering teams. Strong leadership experience guiding teams through large-scale technical and organisational change. Exposure to platform engineering, DevOps, or data architecture.

Job Title: Principal Engineer - Project Engineering Location: Barrow-in-Furness. We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role. Salary: Circa £54,500, depending on experience What you'll be doing: Reporting to the Engineering Manager, Lead & provide dedicated embedded engineering support to projects to aid in their delivery, whilst maintaining assurance, governance & compliance to BAE Lifecycle Management Framework (LCM) Lead & Produce engineering documentation to support requirements capture, design & maturation, from creation, implementation through to validation Capture iterative design change in accordance with requirement scope ensuring revisions and configurations are controlled in accordance with company processes Deliver all documentation in a captured, configured and controlled manor in accordance with company Lifecycle Framework (LCM or RIBA) Lead and manage suppliers to aid in the delivery of compliant technical solutions against contractual requirements and regulations Provide technical input to LCM deliverables against milestones & gated/staged Design Reviews Liaise with both internal and external customers as required ensuring that their requirements are adequately supported and that their needs are fully considered and incorporated where appropriate and agreed Your skills and experiences: Essential: Degree level qualification in relevant STEM subject (Engineering/Physics/Maths/Science) or equivalent industry/armed forces experience Familiarity with Systems Engineering processes and best practices within the defence, maritime, or related industries Proven Delivery & Experience working within project lifecycle management, with a broad understanding of the entire process. (LCM,RIBA,NPI) Proven experience of leading a small team or senior / junior engineers Knowledge of applicable engineering standards, including safety and environmental regulations Desirable: PRINCE2/APM qualification or similar Mentorship experience Benefits: As well as a competitive pension scheme, BAE Systems also offers employee share plans, an extensive range of flexible discounted health, wellbeing and lifestyle benefits, including a green car scheme, private health plans and shopping discounts - you may also be eligible for an annual incentive. The Project Engineering Delivery Authority team: You will be joining a newly established team with the opportunity to shape its direction as needed. This role offers a fresh challenge and greater exposure within the business, along with continuous opportunities for professional growth and qualification enhancement. You will be involved in a range of projects, supporting the business with embedded engineering to a system engineering and design led approach. These activities will be aligned with the business framework & Integration, Verification & Validation (IV&V) strategy. Your responsibilities will span from designing and setting up facilities and capabilities to supporting test programs through to system certification. We offer relocation support packages across all Submarines roles, subject to meeting eligibility criteria. Why BAE Systems? This is a place where you'll be able to make a real difference. You'll be part of an inclusive culture that values diversity of thought, rewards integrity, and merit, and where you'll be empowered to fulfil your potential. We welcome people from all backgrounds and want to make sure that our recruitment processes are as inclusive as possible. If you have a disability or health condition (for example dyslexia, autism, an anxiety disorder etc.) that may affect your performance in certain assessment types, please speak to your recruiter about potential reasonable adjustments. 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 October 2025 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.

Bristol As a Future Products Principal Systems Engineer within the newly formed Future Products department; part of Missile Design UK: Emerging Portfolio & Capability function, you will be assigned to take on a variety of roles in support of MBDA's Vision 2040. Salary: Circa £55,000 depending on experience Dynamic (hybrid) working: 3-4 days per week on-site due to workload classification Security . . click apply for full job details

Principal Support Engineer (Technical Publications) £51,000 - £61,000 GBP Hybrid WORKING Location: Bristol, South West - United Kingdom Type: Permanent Role: Principal Support Engineer - Technical Publications Location: Greater Bristol Area Salary: £51,000 - £61,000 (depending on experience) Security Clearance: Currently hold or are eligible to obtain SC Clearance, with a willingness to undergo DV Cle click apply for full job details

Job Title: Principal Support Engineer (Technical Publications) Location: Filton (Other locations may be available). We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role. Salary: Negotiable dependant on experience What you'll be doing: Responsible for management of the Astute Interactive Electronic Technical Publication (IETP) Production Team. You will report to the head of the department to ensure all Astute IETP deliverables meet their contractual requirements. This role will provide you with the opportunity to work as an integral part of a wider Submarine Technical Publications Team also involved in production of outputs for the Vanguard, Dreadnought and SSNA Class UK Submarines. Build and maintaining effective liaison / communication with the MoD Astute IETP Manager and user community Be the focal point for all aspects of Astute IETP production planning, quality control and delivery including identifying potential process efficiency improvements Your skills and experiences: Essential: Educated to degree level in engineering or equivalent industry or HM forces experience Have Technical Publications / Support experience from working in a similar MoD programme Have a working knowledge of an IETP / IETM. Have a working knowledge of ASD S1000D Have a working knowledge and understanding of the MoD Support Defence Standards in particular Def Stan 00- Liaise with Stakeholders on all aspects of the Astute IETP including monthly reports to the MoD customer Desirable: Experience of the Trilogi suite of software (e.g. TrilogiBuild, TrilogiView and TrilogiReview). Submarine platform knowledge Surface Ship knowledge Benefits As well as a competitive pension scheme, BAE Systems also offers employee share plans, an extensive range of flexible discounted health, wellbeing and lifestyle benefits, including a green car scheme, private health plans and shopping discounts - you may also be eligible for an annual incentive. The Technical Publications Team: The Submarines Technical Publications currently produce and deliver documentation to support the Astute, Dreadnought and Vanguard classes as well as engaging with the SSNA programme. You will be the technical lead for all aspects of Astute IETP and ensure that all deliverables are produced to meet their contractual requirements. We offer relocation support packages across all Submarines roles, subject to meeting eligibility criteria. Why BAE Systems? This is a place where you'll be able to make a real difference. You'll be part of an inclusive culture that values diversity of thought, rewards integrity, and merit, and where you'll be empowered to fulfil your potential. We welcome people from all backgrounds and want to make sure that our recruitment processes are as inclusive as possible. If you have a disability or health condition (for example dyslexia, autism, an anxiety disorder etc .) that may affect your performance in certain assessment types, please speak to your recruiter about potential reasonable adjustments. 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 October 2025 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: Principal Radiation Physicist Location: Barrow-in-Furness. We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role Salary: Competitive What you'll be doing: Supervising and conducting analysis and experiments to support system qualification Supporting progression of design optimisation Producing and reviewing radiological safety justifications for proposed design solutions Direct development of in-house toolsets in support of the department goals Leading detailed shield design, balancing build requirements alongside system performance requirements Your skills and experiences: Essential: Relevant STEM degree in Physics/Mathematics/Chemistry/Nuclear Engineering Demonstrable experience of radiation transport codes such as MCNP/MCBEND/Attilla Understanding of radiation physics Experience of radiation safety studies & behaviours Experience of radiation metrology Knowledge of the ALARP principle Desirable: Experience of managing technical projects Benefits: As well as a competitive pension scheme, BAE Systems also offers employee share plans, an extensive range of flexible discounted health, wellbeing and lifestyle benefits. Including a green car scheme, private health plans and shopping discounts - you may also be eligible for an annual incentive. The Radiation Physics & Shielding team: Our team is responsible for the design and validation of radiation shielding for the UK's nuclear powered submarine fleet. We are engaged across three different submarine programmes in different stages of the engineering lifecycle designing new shields, providing design change assessment into the build programme, and conducting radiation metrology on-board during commissioning. Alongside our primary work we conduct radiological safety studies for several other areas, design novel radiation detectors and are developing capability in the field of radiation damage to electronics. We offer relocation support packages across all Submarines roles, subject to meeting eligibility criteria. Why BAE Systems? This is a place where you'll be able to make a real difference. You'll be part of an inclusive culture that values diversity of thought, rewards integrity, and merit, and where you'll be empowered to fulfil your potential. We welcome people from all backgrounds and want to make sure that our recruitment processes are as inclusive as possible. If you have a disability or health condition (for example dyslexia, autism, an anxiety disorder etc.) that may affect your performance in certain assessment types, please speak to your recruiter about potential reasonable adjustments. 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: 30th October 2025 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: Principal Engineer - Structural Engineering Location: Barrow-in-Furness. We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this role Salary: Competitive What you'll be doing: Undertake and define functional design and/or provide specialist advice and qualification of their scope of responsibility and provide evidence for acceptance and fitness for purpose Obtain confirmation beyond reasonable doubt by review, surveillance and audit that those assumptions, underpinning engineering data, analysis methodologies, and interpretation of results have been validated, assisting to define the requirements therein Produce evidence in support of qualification, legislative requirements and safety justifications and provide specialist support for associated activities Lead the identification and rapid closure of issues emerging from all product lifecycle stages and to manage the resulting change embodiment activities Liaise with both internal and external customers as required ensuring that their requirements are adequately supported and that their needs are fully considered and incorporated where appropriate and agreed Provide realistic programme status, identify problem areas and implement agreed recovery plans Lead assurance activities that determine the design is adequate i.e. it is robust, in providing supporting documentation for the safety case To be able to access, have a clear understanding of and apply the Quality and HSandE Management System documentation e.g. Process Instructions, Workmanship Standards, Risk Assessments etc . Your skills and experiences: Experienced in the use of mechanical engineering principles and practices Proficient in classical stress analysis , with a strong ability to apply relevant first principles /standard or code-based formula Experienced in finite element analysis methods and/or software, or appropriate significant experience assessing such reports Experience in the manufacturing, assembly, commissioning and testing processes employed within the business or comparable industries Ability to apply naval and industry standards, including relevant and environmental regulations BENg - Charted Engineer or working towards Chartership Bachelor/Master Degree with significant experience Benefits: As well as a competitive pension scheme, BAE Systems also offers employee share plans, an extensive range of flexible discounted health, wellbeing and lifestyle benefits, including a green car scheme, private health plans and shopping discounts - you may also be eligible for an annual incentive. The Structural Engineering team: As the Principal Engineer - Structural Engineering you will execute, evaluate, deliver and manage complex engineering and/or cross functional tasks or programmes of work recognising stakeholder and customer requirements. You will also identify and implement opportunities for personal and team development to ensure that professional capability of the business and individual are maintained and improved. We offer relocation support across all Submarine roles, subject to meeting eligibility criteria Why BAE Systems? This is a place where you'll be able to make a real difference. You'll be part of an inclusive culture that values diversity of thought, rewards integrity, and merit, and where you'll be empowered to fulfil your potential. We welcome people from all backgrounds and want to make sure that our recruitment processes are as inclusive as possible. If you have a disability or health condition (for example dyslexia, autism, an anxiety disorder etc .) that may affect your performance in certain assessment types, please speak to your recruiter about potential reasonable adjustments. 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: 6th November 2025. 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: Principal Radiation Physicist Location: Barrow-in-Furness. We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role Salary: Competitive What you'll be doing: Supervising and conducting analysis and experiments to support system qualification Supporting progression of design optimisation Producing and reviewing radiological safety justifications for proposed design solutions Direct development of in-house toolsets in support of the department goals Leading detailed shield design, balancing build requirements alongside system performance requirements Your skills and experiences: Essential: Relevant STEM degree in Physics/Mathematics/Chemistry/Nuclear Engineering Demonstrable experience of radiation transport codes such as MCNP/MCBEND/Attilla Understanding of radiation physics Experience of radiation safety studies & behaviours Experience of radiation metrology Knowledge of the ALARP principle Desirable: Experience of managing technical projects Benefits: As well as a competitive pension scheme, BAE Systems also offers employee share plans, an extensive range of flexible discounted health, wellbeing and lifestyle benefits. Including a green car scheme, private health plans and shopping discounts - you may also be eligible for an annual incentive. The Radiation Physics & Shielding team: Our team is responsible for the design and validation of radiation shielding for the UK's nuclear powered submarine fleet. We are engaged across three different submarine programmes in different stages of the engineering lifecycle designing new shields, providing design change assessment into the build programme, and conducting radiation metrology on-board during commissioning. Alongside our primary work we conduct radiological safety studies for several other areas, design novel radiation detectors and are developing capability in the field of radiation damage to electronics. We offer relocation support packages across all Submarines roles, subject to meeting eligibility criteria. Why BAE Systems? This is a place where you'll be able to make a real difference. You'll be part of an inclusive culture that values diversity of thought, rewards integrity, and merit, and where you'll be empowered to fulfil your potential. We welcome people from all backgrounds and want to make sure that our recruitment processes are as inclusive as possible. If you have a disability or health condition (for example dyslexia, autism, an anxiety disorder etc.) that may affect your performance in certain assessment types, please speak to your recruiter about potential reasonable adjustments. 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: 30th October 2025 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: Principal Support Engineer (Software) Location: Barrow-in-Furness, Filton or Brough. We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role. Salary: Negotiable dependant on experience What you'll be doing Using BAES processes, analyse software products (COTS, Bespoke, Modified COTS) and derive software support strategies Reviewing software source documentation, interpret technical information and derive written recommendations on how best to support the software product through life via the production of system level software support case reports Supporting stakeholder engagement and attend collaboration working groups in support of BAES scope of work for maintenance design (software) Providing software SME advice to the wider ILS community, and support mapping activity between the BAE software analysis outputs and other key ILS stakeholders and their support outputs Carrying out internal assurance of team outputs Supporting with ad-hoc technical queries Facilitating working groups / workshops in relation to technical queries Your skills and experiences Essential: Degree or equivalent skills knowledge and experience in the C&I (control & instrumentation), PLC (programmable logic control ) ecosystems and software support discipline Excellent verbal and written communication skills Excellent IT skills The ability to analyse complex problems specifically related to software support, and identify the most critical support related issues Desirable: Understanding of JSP 935, DefStan 00-055, IEC 61508, DLF SSE GP.2.11 Knowledge of LCM (Lifecycle management ) Understanding of ILS (integrated Logistics support) Knowledge of software development lifecycle Benefits As well as a competitive pension scheme, BAE Systems also offers employee share plans, an extensive range of flexible discounted health, wellbeing and lifestyle benefits, including a green car scheme, private health plans and shopping discounts - you may also be eligible for an annual incentive. The Support Engineering Team: This role will utilise best practice, professional engineering judgement and initiative to undertake tasks in production of system and equipment level software analysis and software support reports. The analysis will be undertaken in accordance with BAE processes. Activities will be undertaken working alone or in a team, with the support and guidance of the Engineering Manager if required. We offer relocation support packages across all Submarines roles, subject to eligibility criteria. Why BAE Systems? This is a place where you'll be able to make a real difference. You'll be part of an inclusive culture that values diversity of thought, rewards integrity, and merit, and where you'll be empowered to fulfil your potential. We welcome people from all backgrounds and want to make sure that our recruitment processes are as inclusive as possible. If you have a disability or health condition (for example dyslexia, autism, an anxiety disorder etc .) that may affect your performance in certain assessment types, please speak to your recruiter about potential reasonable adjustments. 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: 20th October 2025 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: Principal Manufacturing Engineer - Manufacturing Build Planning Location: Barrow-In-Furness - Onsite Salary: £47,271+ Depending on experience What you'll be doing: Lead and manage a team; planning and co-coordinating their activities to meet departmental and business requirements. E.g. including responsibility for training and development Undertake appropriate peer reviews e.g. Audit compliance to mandated procedures etc . Act as a Technical lead for a sub-discipline area within the discipline/Project and act as an approved signatory Provide supporting information to Senior Management for determining the team resourcing requirements, and to maintain the correct manning levels in line with the agreed Engineering Plan Provide specialist advice, product or process knowledge, and output requirements. Utilising innovation and creativity to solve problems and implement continuous improvement Manage scheduling, planning, budgets, performance, task management , delegation, activity delivery, configuration control stages and detailed gate reviews and governance of outputs prior to formal release Chair technical meetings and reviews (as necessary), that support the Manufacturing Engineering end deliverables Liaise with and manage stakeholders, including Internal and External customers as appropriate Your skills and experiences: Essential: Considerable understanding of engineering drawings and CAD models/Data Experience engaging with cross-functional stakeholders to resolve engineering/planning issues Experience of leading and managing a team of Manufacturing Engineers Experience of leadership within a Manufacturing/Operations environment Desirable: Familiarity with SAP/Teamcenter Understanding of submarine build strategy Minimum HNC or equivalent experience in a STEM discipline would be advantageous Understanding of Manufacturing Engineering systems & processes Benefits As well as a competitive pension scheme, BAE Systems also offers employee share plans, an extensive range of flexible discounted health, wellbeing and lifestyle benefits, including a green car scheme, private health plans and shopping discounts - you may also be eligible for an annual incentive. The Manufacturing Build Planning Team As a Principal Manufacturing Engineer, you will have significant involvement in key Manufacturing Engineering projects. You will use your knowledge and experience to guarantee delivery of Manufacturing Engineering outputs into Operations that ensure design intent can be met. The role holder will advise, coach and lead other team members as part of their daily responsibilities. Ability to report & collaborate with senior leadership within the Manufacturing/Operations Teams. We offer relocation support packages across all Submarines roles, subject to meeting eligibility criteria. Why BAE Systems? This is a place where you'll be able to make a real difference. You'll be part of an inclusive culture that values diversity of thought, rewards integrity, and merit, and where you'll be empowered to fulfil your potential. We welcome people from all backgrounds and want to make sure that our recruitment processes are as inclusive as possible. If you have a disability or health condition (for example dyslexia, autism, an anxiety disorder etc .) that may affect your performance in certain assessment types, please speak to your recruiter about potential reasonable adjustments. 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: 21st October 2025 We reserve the right to close this vacancy early if we receive sufficient applications for the role. Therefore, if you ar e intere sted, please submit your application as early as possible.

Job Title: Principal Engineer - Structural Engineering Location: Barrow-in-Furness. We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this role Salary: Competitive What you'll be doing: Undertake and define functional design and/or provide specialist advice and qualification of their scope of responsibility and provide evidence for acceptance and fitness for purpose Obtain confirmation beyond reasonable doubt by review, surveillance and audit that those assumptions, underpinning engineering data, analysis methodologies, and interpretation of results have been validated, assisting to define the requirements therein Produce evidence in support of qualification, legislative requirements and safety justifications and provide specialist support for associated activities Lead the identification and rapid closure of issues emerging from all product lifecycle stages and to manage the resulting change embodiment activities Liaise with both internal and external customers as required ensuring that their requirements are adequately supported and that their needs are fully considered and incorporated where appropriate and agreed Provide realistic programme status, identify problem areas and implement agreed recovery plans Lead assurance activities that determine the design is adequate i.e. it is robust, in providing supporting documentation for the safety case To be able to access, have a clear understanding of and apply the Quality and HSandE Management System documentation e.g. Process Instructions, Workmanship Standards, Risk Assessments etc . Your skills and experiences: Experienced in the use of mechanical engineering principles and practices Proficient in classical stress analysis , with a strong ability to apply relevant first principles /standard or code-based formula Experienced in finite element analysis methods and/or software, or appropriate significant experience assessing such reports Experience in the manufacturing, assembly, commissioning and testing processes employed within the business or comparable industries Ability to apply naval and industry standards, including relevant and environmental regulations BENg - Charted Engineer or working towards Chartership Bachelor/Master Degree with significant experience Benefits: As well as a competitive pension scheme, BAE Systems also offers employee share plans, an extensive range of flexible discounted health, wellbeing and lifestyle benefits, including a green car scheme, private health plans and shopping discounts - you may also be eligible for an annual incentive. The Structural Engineering team: As the Principal Engineer - Structural Engineering you will execute, evaluate, deliver and manage complex engineering and/or cross functional tasks or programmes of work recognising stakeholder and customer requirements. You will also identify and implement opportunities for personal and team development to ensure that professional capability of the business and individual are maintained and improved. We offer relocation support across all Submarine roles, subject to meeting eligibility criteria Why BAE Systems? This is a place where you'll be able to make a real difference. You'll be part of an inclusive culture that values diversity of thought, rewards integrity, and merit, and where you'll be empowered to fulfil your potential. We welcome people from all backgrounds and want to make sure that our recruitment processes are as inclusive as possible. If you have a disability or health condition (for example dyslexia, autism, an anxiety disorder etc .) that may affect your performance in certain assessment types, please speak to your recruiter about potential reasonable adjustments. 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: 6th November 2025. 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: Principal Manufacturing Engineer - Manufacturing Build Planning Location: Barrow-In-Furness - Onsite Salary: £47,271+ Depending on experience What you'll be doing: Lead and manage a team; planning and co-coordinating their activities to meet departmental and business requirements. E.g. including responsibility for training and development Undertake appropriate peer reviews e.g. Audit compliance to mandated procedures etc . Act as a Technical lead for a sub-discipline area within the discipline/Project and act as an approved signatory Provide supporting information to Senior Management for determining the team resourcing requirements, and to maintain the correct manning levels in line with the agreed Engineering Plan Provide specialist advice, product or process knowledge, and output requirements. Utilising innovation and creativity to solve problems and implement continuous improvement Manage scheduling, planning, budgets, performance, task management , delegation, activity delivery, configuration control stages and detailed gate reviews and governance of outputs prior to formal release Chair technical meetings and reviews (as necessary), that support the Manufacturing Engineering end deliverables Liaise with and manage stakeholders, including Internal and External customers as appropriate Your skills and experiences: Essential: Considerable understanding of engineering drawings and CAD models/Data Experience engaging with cross-functional stakeholders to resolve engineering/planning issues Experience of leading and managing a team of Manufacturing Engineers Experience of leadership within a Manufacturing/Operations environment Desirable: Familiarity with SAP/Teamcenter Understanding of submarine build strategy Minimum HNC or equivalent experience in a STEM discipline would be advantageous Understanding of Manufacturing Engineering systems & processes Benefits As well as a competitive pension scheme, BAE Systems also offers employee share plans, an extensive range of flexible discounted health, wellbeing and lifestyle benefits, including a green car scheme, private health plans and shopping discounts - you may also be eligible for an annual incentive. The Manufacturing Build Planning Team As a Principal Manufacturing Engineer, you will have significant involvement in key Manufacturing Engineering projects. You will use your knowledge and experience to guarantee delivery of Manufacturing Engineering outputs into Operations that ensure design intent can be met. The role holder will advise, coach and lead other team members as part of their daily responsibilities. Ability to report & collaborate with senior leadership within the Manufacturing/Operations Teams. We offer relocation support packages across all Submarines roles, subject to meeting eligibility criteria. Why BAE Systems? This is a place where you'll be able to make a real difference. You'll be part of an inclusive culture that values diversity of thought, rewards integrity, and merit, and where you'll be empowered to fulfil your potential. We welcome people from all backgrounds and want to make sure that our recruitment processes are as inclusive as possible. If you have a disability or health condition (for example dyslexia, autism, an anxiety disorder etc .) that may affect your performance in certain assessment types, please speak to your recruiter about potential reasonable adjustments. 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: 21st October 2025 We reserve the right to close this vacancy early if we receive sufficient applications for the role. Therefore, if you ar e intere sted, please submit your application as early as possible.

Job Title: Principal Mechanical Engineer - Cranes Location: Barrow-in-Furness or Bristol. We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this role Salary: Circa £52,000 (Dependent on experience) What you'll be doing: Provide technical advice and guidance to the wider business with respect to related issues to ensure compliance with legislation, regulations and standards Responsible for reviewing crane related proposals to ensure that the equipment / facilities are designed, constructed, commissioned, operated and maintained in accordance with the appropriate processes and standards Review crane and structural related calculations as an Independent Technical Assessor (ITA) and give clear and concise feedback to stakeholders Production of technical reports, technical memos and process documents related to cranes and ensuring that they are appropriately classified, authorised and maintained under configuration control Point of contact as SME for issues regarding standards for site mechanical lifting systems Ability to chair and lead improvements (policy, equipment, capabilities) with the LOLER risk cell set up to ensure compliance with relevant regulations Your skills and experiences: BEng or MEng in Mechanical Engineering Experience working with cranes and lifting equipment from a design / specification perspective with a good knowledge of crane related British / European standards Working knowledge of Lifting Operations & Lifting Equipment (LOLER) regulations and the ability to confirm operational compliance Knowledge of all aspects of EOT cranes including controls and safety features to comply with legislation Registered with an Engineering professional institute and have the ability to achieve chartered status Benefits: As well as a competitive pension scheme, BAE Systems also offers employee share plans, an extensive range of flexible discounted health, wellbeing and lifestyle benefits, including a green car scheme, private health plans and shopping discounts - you may also be eligible for an annual incentive. The Site Specialist Engineering Team: We are seeking a Principal Mechanical Engineer with expertise in Electrical Overhead Travelling (EOT) cranes to join our Site Specialist Engineering (SSE) team in Barrow-in-Furness. This multi-disciplinary team sets engineering standards and requirements for site equipment, systems, and facilities, ensuring compliance with legislation and internal processes. In this role, you will act as a Subject Matter Expert , providing technical guidance and support on lifting systems across projects and maintenance activities. We offer relocation support across all Submarine roles, subject to meeting eligibility criteria Why BAE Systems? This is a place where you'll be able to make a real difference. You'll be part of an inclusive culture that values diversity of thought, rewards integrity, and merit, and where you'll be empowered to fulfil your potential. We welcome people from all backgrounds and want to make sure that our recruitment processes are as inclusive as possible. If you have a disability or health condition (for example dyslexia, autism, an anxiety disorder etc .) that may affect your performance in certain assessment types, please speak to your recruiter about potential reasonable adjustments. 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 October 2025 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. (EXTERNAL ONLY, REMOVE FOR INTERNAL)

Job title: Principal Nuclear Safety Engineer Location: Barrow-In-Furness. We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role. Salary: Competitive What you'll be doing: Deputising for the PNED Build Assurance Manager as Required Supporting or lead Nuclear Safety Engineering activities for the Astute and Dreadnought programme, including resolution of emergent issues during the Build and Commission of the Naval Reactor Plant using application of common Safety Engineering techniques where appropriate Act as the Intelligent Customer for documentation, advice, services concerning the Naval Reactor Plant and safety case provided to the company Developing sound technical solutions to issues arising during construction and commissioning of the Naval Reactor Plant Authoring inputs to the Office of the Chief Engineer advising on the compliance of the "as built" Naval Reactor Plant against design, build and commissioning requirements in support of entry in nuclear build phases Carry out nuclear safety assessment of the impact of changes to, and deviations from, the Naval Reactor Plant design intent Liaising with both internal and external customers as required ensuring that their requirements are adequately supported and that their needs are fully considered and incorporated where appropriate and agreed Your skills and experiences: Essential: Degree level qualification (or equivalent) in a relevant subject such as Engineering of Physical Science Understanding of the design, build, commissioning, and operation of Reactor Plant systems Demonstrable competence of technical report writing Desirable: Engineering experience in design and build of systems, including and understanding of the role that safety and quality play Ability to lead engineering investigations, including Root Cause Analysis The ability to constructively challenge and influence others, whilst putting forward clear, concise and credible reasoning to support judgements Benefits: As well as a competitive pension scheme, BAE Systems also offers employee share plans, an extensive range of flexible discounted health, wellbeing and lifestyle benefits. Including a green car scheme, private health plans and shopping discounts - you may also be eligible for an annual incentive. The PNED team: This role offers you the opportunity to gain in-depth knowledge of the Naval Reactor Plant for both the Astute Class and Dreadnought Class of submarines. The role also provides a rare opportunity to be involved in a broad range of the Engineering Lifecycle for a Naval Reactor Plant, from Engineering Design Reviews through to build, test and commissioning activities, including but not limited to, resolution of emergent issues providing support to the wider PNED teams. We offer relocation support packages across all Submarines roles, subject to meeting eligibility criteria. Why BAE Systems? This is a place where you'll be able to make a real difference. You'll be part of an inclusive culture that values diversity of thought, rewards integrity, and merit, and where you'll be empowered to fulfil your potential. We welcome people from all backgrounds and want to make sure that our recruitment processes are as inclusive as possible. If you have a disability or health condition (for example dyslexia, autism, an anxiety disorder etc.) that may affect your performance in certain assessment types, please speak to your recruiter about potential reasonable adjustments. 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: 28th October 2025 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. LI-GM3 LI-Hybrid

Hours: 37 hours per week Do you want to join a business, who value inclusivity, a three-time gold investor in people award winner, an advocate of supporting women in engineering and developing their people to be the best they can be? As part of our Systems Design Emerging Portfolio and Capability function you will deliver systems engineering expertise to projects focussing on the front end of the product life cycle, designing the latest Complex defence capabilities for the UK and partner nation Armed Forces. The opportunity: Whether embedded in a multi-disciplinary team, or leading an individual work package, you will gain broad engineering experience, engaging partners, co-ordinating technology specialists, and developing advanced systems engineering techniques. Through our people management opportunities, you can learn to lead teams, and play a part in developing the engineers of the future. Benefits of working here: State of the art technology & innovation External learning and development encouraged Light and airy university type campus Friendly environment! Restaurant, On site Medical Centre, Parking / Easy Access to train station, Coffee Shops & Onsite Shop, Sports & Social Club and More Skills Required: Systems engineering experience in any of the following skill areas: Requirements and Use Case analysis Concept assessment and design trade studies System architecture design and functional modelling Performance assessment and systems behaviour analysis Verification, Validation and Certification Model based engineering techniques, including MBSE Broader engineering management experience is welcome, particularly gained through leadership of work packages, integration of complex activities or, managing technical relationships with customers or suppliers. You will need to obtain UK Security Clearance for this role. This will require you to either be a UK Citizen. Some restrictions may apply. Cirrus Selection offers the services of an Employment Agency for permanent recruitment and the services of an Employment Business for contract recruitment.

Location: Southampton (onsite requirements vary depending on project demands - more detail below) Duration: 6 month contract Rate: 64.22ph UMB (Inside IR35) Role details: Our client, a prominent player in the Defence & Security sector, is seeking a Principal Software Engineer for a contract position in Southampton. This opportunity involves working on innovative software solutions for integrated sensors and protection systems, requiring both on-site and flexible working arrangements. Key Responsibilities: Developing bare metal embedded C++ software Working with embedded interfaces such as CAN bus, I2C, SPI, GPIO Employing tools and approaches specific to embedded development Collaborating on-site in Southampton 1-4 days a week, with flexibility depending on project needs Maintaining SC clearance or the ability to obtain it for UK eyes-only projects Job Requirements: Experience with Software Engineering, Embedded C/C++, and Linux Proficiency in UML and embedded Linux Hands-on experience with bare metal embedded C++ software development Familiarity with embedded interfaces and development tools Ability to work both on-site in Southampton and remotely as required Eligibility for SC clearance to work on specific projects Desirable Skills: C# application development Experience with developing Windows & Linux applications Understanding of software lifecycle processes Familiarity with configuration management tools like git Software design experience with SysML / UML Experience in developing test cases and procedures Experience with iterative development lifecycles such as tailored Agile Proficiency with tools associated with iterative development like Jira and DevOps Knowledge of Docker, virtual machines, and CI tools like Jenkins If you are a Principal Software Engineer looking to contribute to pioneering software developments in the Defence & Security sector, we encourage you to apply now for this contract opportunity in Southampton.

Job Title: Principal Quality Engineer Location: Barrow-In-Furness. We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role Salary: From £40,748 - depending on skills and experience What you'll be doing Leading and supporting major quality improvement projects Developing new and innovative solutions to long-standing issues Working directly with manufacture and build teams to deliver quality improvement Using industry recognised toolsets such as Six Sigma (training provided) Leading root-cause analysis sessions with cross-functional teams Key interface with customer and partners, building customer assurance Your skills and experiences Experience in driving improvements to completion with validated results Proven problem identification and resolution skills in fast-paced environment Knowledge of quality tools including FMEA, Root Cause Analysis , Six Sigma, 8D (investigations) Degree within Engineering or Manufacturing field or equivalent experience Benefits As well as a competitive pension scheme, BAE Systems also offers employee share plans, an extensive range of flexible discounted health, wellbeing and lifestyle benefits, including a green car scheme, private health plans and shopping discounts - you may also be eligible for an annual incentive. The Quality Engineering team: This role will introduce a fresh approach to Quality, embedding best practices and advanced tools to engineer quality at the core of our programmes. Driving performance through learning and process improvement - critical to to product safety and operation. You'll have access to training in key quality engineering techniques and opportunities for career growth, including leadership development. We offer relocation support packages across all Submarines roles, subject to meeting eligibility criteria. Why BAE Systems? This is a place where you'll be able to make a real difference. You'll be part of an inclusive culture that values diversity of thought, rewards integrity, and merit, and where you'll be empowered to fulfil your potential. We welcome people from all backgrounds and want to make sure that our recruitment processes are as inclusive as possible. If you have a disability or health condition (for example dyslexia, autism, an anxiety disorder etc .) that may affect your performance in certain assessment types, please speak to your recruiter about potential reasonable adjustments. 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: 28th October 2025 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.

Lead Retail Solution Architect - IBM i-series (AS400) to Cloud Location: West London - 5 days on-site Salary: £75-80,000 per annum My client is looking to recruit an accomplished Lead Solution Architect to drive a pivotal transformation in their technology organisation. This is a strategic and highly influential role, where you will define the architectural vision, enable product teams, and bridge modern cloud-native platforms with core enterprise systems-including deep integration with IBM i-series (AS400) environments and distributed operations. The Role: As Lead Solution Architect, you will shape the organisation's technical strategy, mentor architects and engineers, and influence decision-making across technology and business domains. You will lead the transition from a technology stack-oriented delivery model to a product-centric, outcome-driven architecture, ensuring scalability, resilience, and alignment with business objectives. Key Responsibilities: Define and drive the enterprise-wide architecture strategy supporting the transition from stack-centric IT to product-led, outcome-focused delivery. Establish an architectural vision aligned with commercial objectives, customer experience goals, and operational scalability. Design and govern integration patterns between modern cloud platforms, distributed retail/wholesale sites, and IBM i-series (AS400) systems. Champion modernisation of Legacy environments, enabling core enterprise capabilities (pricing, inventory, fulfilment) to be consumed via APIs and event-driven interfaces. Act as a trusted advisor to senior technology and business leaders, shaping product strategy through architecture. Define and embed architecture principles, standards, and guardrails to support autonomous product teams. Lead initiatives to transition delivery teams to product-aligned operating models, creating scalable architectural patterns and platforms that accelerate delivery. Ensure non-functional requirements-including security, observability, resilience, and performance-are Embedded in product and platform design. Oversee architectural governance in a way that enables delivery rather than constrains it. Mentor and coach solution architects and senior engineers, raising the overall architectural maturity. Play a leading role in architecture forums, communities of practice, and design reviews. Candidate Profile: Extensive experience as a Lead Solution Architect, Principal Architect, or similar senior architecture leadership role. Proven track record of driving architectural transformation, ideally moving from stack- or project-centric models to product- and outcome-driven architectures. Deep expertise in enterprise integration and hybrid architecture, including hands-on experience with IBM i-series (AS400) and distributed retail/wholesale site operations. Strong understanding of modern architectural paradigms: domain-driven design, event-driven architecture, microservices, API-first. Experience shaping and scaling architectures on AWS, Azure, or GCP. Exceptional communication and influencing skills with C-level, business stakeholders, and engineering teams. Strong leadership experience guiding teams through large-scale technical and organisational change. Exposure to platform engineering, DevOps, or data architecture.

Job Title : Senior/Principal Naval Architect Location : Barrow-in-Furness, Bristol, Portsmouth or Frimley. We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role Salary: Competitive What you'll be doing: Conducting analysis and evaluations of submarine platforms manoeuvring performances from concept design to in-service support Undertaking the development, verification and validation of mathematical manoeuvring models using physical model test data Managing the generation of safe manoeuvring envelopes and supporting associated operator guidance You will be working with enterprise partners to develop the modelling capability, processes and toolsets for use to support our major programmes Working collaboratively with other naval architecture teams, systems teams, Active Vehicle Control system teams and propulsion engineers as well as customers and suppliers to deliver innovative and safe submarine solutions Supporting and conducting hydrodynamic sea trials such as depth and heading control, including test form development and post-trial data analysis Your skills and experiences: Essential: Experience in the generation of ship or submarine manoeuvring modelling A strong understanding of hydrodynamic principles and methods Degree in Naval Architecture, Aeronautical Engineering, Mathematics, Physics or equivalent experience Desirable: Hydrodynamic/aerodynamic design and evaluation experience Physical testing experience Chartered Engineer or working towards/ability to achieve Benefits: As well as a competitive pension scheme, BAE Systems also offers employee share plans, an extensive range of flexible discounted health, wellbeing and lifestyle benefits, including a green car scheme, private health plans and shopping discounts - you may also be eligible for an annual incentive. The Vehicle Control team: As a Principal/Senior Naval Architect within the Vehicle Control team, you will be working alongside a team of experts within Naval Architecture and the Whole Boat Design Team in one of the largest and fastest growing Naval Architecture Departments in the UK. You will be working on some of the most complex ship design and build programmes ever undertaken to deliver cutting edge submarines to the Royal Navy and Royal Australian Navy. We offer relocation support packages across all Submarines roles, subject to meeting eligibility criteria. Why BAE Systems? This is a place where you'll be able to make a real difference. You'll be part of an inclusive culture that values diversity of thought, rewards integrity, and merit, and where you'll be empowered to fulfil your potential. We welcome people from all backgrounds and want to make sure that our recruitment processes are as inclusive as possible. If you have a disability or health condition (for example dyslexia, autism, an anxiety disorder etc.) that may affect your performance in certain assessment types, please speak to your recruiter about potential reasonable adjustments 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: 30th October 2025 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.