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Description PMO Analyst Everything we do is built on a commitment to do the right thing for our customers, our people and our community. Our mission and our values guide the way we do business. The foundations of our Leidos culture are our Values, Beliefs and Expectations by which we select, recognise and reward employees. They create the environment that drives us toward our mission. UNLEASH YOUR POTENTIAL At Leidos, we’re committed to doing the right thing for our customers, our people and our communities. Our values shape how we work together, how we support one another, and how we deliver meaningful outcomes on some of the UK’s most important programmes. This is a great opportunity to grow your career in project and programme management while contributing to work that matters. As part of our team, you’ll be encouraged to learn, build your skills and work alongside experienced colleagues in a supportive environment. We value curiosity, collaboration and integrity, and we’re looking for people who want to develop their careers while making a positive impact. We’re looking for a PMO Analyst to join a defence programme based in the UK. This hybrid role offers the chance to build hands-on experience in programme delivery, governance and reporting, with some travel to Farnborough and Cambridgeshire to support programme delivery. Being part of the Leidos team is a commitment to push yourself and those around you to do better, constantly adapt and learn new technologies. We’re a passionate team and are committed to developing and growing our staff. WHAT WILL YOU BE DOING? We currently have a permanent vacancy for a PMO Analyst to work alongside the Programme Management Team for our Government client. This position is a full time, permanent role and applicants must have DV clearance or be willing to undergo the clearance process. The programme is looking for a detail-oriented and proactive individual to join the team. This is an exciting opportunity for someone earlier in their career who is keen to build experience in programme delivery, governance and reporting while working on a large and complex defence programme. You’ll support the team by helping to keep project information accurate and up to date, contributing to clear reporting, and learning how strong PMO practices help programmes deliver successfully. You’ll work closely with colleagues across the programme, gain exposure to a wide range of activities, and develop your skills in a fast-paced and supportive environment. Your Role and Responsibilities Support the maintenance of programme documentation and ensure information is kept accurate, organised and aligned to agreed processes Help collect, monitor and analyse data to support financial and resource planning across the programme Assist with producing reports, dashboards and performance information to support programme reviews and decision-making Support the development of clear, user-friendly reporting using tools such as Excel and Power BI Work closely with programme teams to ensure outputs are timely, accurate and fit for purpose Support project managers and engineers with planning activities, including work package information, risks, assumptions and dependencies Support key stakeholders with contract change and new work proposal activities as required Learn and apply PMO tools, processes and best practices while developing your skills in a supportive team environment We’re looking for someone who is motivated to learn, organised in their approach, and confident working with information and stakeholders. You’ll be supported to develop your skills while taking ownership of your day-to-day tasks, and you’ll have the opportunity to build experience in reporting, governance, planning and programme coordination. Strong written and verbal communication skills, attention to detail, and a willingness to ask questions and learn quickly will be key to success in this role. Some experience in a PMO, project support or administrative role, or the ability to demonstrate significant transferable skills relevant to PMO activities. Strong attention to detail and the ability to work accurately with information and data. Good interpersonal skills with the ability to build positive working relationships with internal and external stakeholders. Able to work as part of a multi-functional programme team and collaborate effectively with colleagues from different disciplines. Good verbal and written communication skills, with the ability to support document preparation, reporting and information gathering. Analytical and organised, with the ability to identify trends, follow processes and manage tasks effectively. Able to manage priorities, work to deadlines and support delivery in a fast-paced environment. Desirable: Proficient in Microsoft Office applications such as Excel, PowerPoint, Teams and Outlook; knowledge of Power BI or MS Project would be beneficial. A qualification in a recognised project management methodology (e.g. PRINCE2 Foundation, APM PFQ) is desirable, or a willingness to work towards one. An awareness of project delivery approaches such as Agile would be advantageous. What we do for you: At Leidos we are PASSIONATE about customer success, UNITED as a team and INSPIRED to make a difference. We offer meaningful and engaging careers, a collaborative culture, and support for your career goals, all while nurturing a healthy work-life balance. We provide an employment package that attracts, develops and retains only the best in talent. Our reward scheme includes: Contributory Pension Scheme Private Medical Insurance 33 days Annual Leave (including public and privilege holidays) Access to Flexible benefits (including life assurance, health schemes, gym memberships, annual buy and sell holidays and a cycle to work scheme) Flexi-TIme Commitment to Diversity: We welcome applications from every part of the community and are committed to a truly diverse and inclusive culture. We foster a sense of belonging, welcoming all perspectives and contributions, and providing equal access to opportunities and resources for everyone. If you have a disability or need any reasonable adjustments during the application and selection stages please let us know, and we will respond in a way that best fits your needs. Who We Are: _ – we work to make the world safer, healthier, and more efficient through technology, engineering and science. Leidos is a growing company delivering innovative technology and solutions focused on safeguarding critical capabilities and transformation in frontline services, our work in the United Kingdom includes addressing some of the most complex problems in defence, healthcare, government, safety and security, and transportation. What Makes Us Different: Purpose: you can use your passion and abilities at Leidos to keep the people you care about safe. We are at the forefront of machine learning, AI, cyber security and solutions. Using your skills in the technology frontline by helping to build a safer world. You can inspire change. Collaboration: having flexibility to do your job is one of our core benefits, enabling you to become part of our extraordinary team. We have been empowering our people to work flexibly for years. Whether you work from home, the office or on customer sites, we will give you the digital tools and the flexibility to work smarter and align your needs and ours. People: Leidos empowers people from every background to be themselves and gives you the tools to learn new skills by enabling growth whilst developing. We believe that extraordinary people need opportunities to grow, to be inspired and to inspire others. At Leidos, we invest in technical academies, career rotations and a career development plans that enhance your future. If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares. For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. £34,800.00-£43,500.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law. About Leidos Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit _. Pay and Benefits Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at _. Securing Your Data Beware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system – never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at _. If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the _. Commitment to Non-Discrimination All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.

Description Capture Manager Location: Hyrbrid working with travel to our Farnborough office as working. We are flexible with where someone is based. Join our UK Team who are committed to a Mission! Capture Manager Are you a seasoned sales professional considering your next move? Leidos is excited to be extending our UK Growth operations and are looking for an experienced sales manager to drive high-value opportunities across our focus markets in UK public sector. What we’re looking for: • Proven experience securing new business in the UK public sector – National and Devolved Government, National Security and Defence sectors, • Ability to sell multi-discipline IT and system integration solutions, • Strong understanding of sales and capture strategy, • Demonstrable business development and sales capture leadership, shaping and executing business winning strategies. We are looking for someone with experience in Capture / Pursuit leadership, who thrives on working in an dynamic business winning environment.. The Capture Manager is accountable for winning a specific business opportunity and provides the leadership to the Capture team through to award of the contract. You will: • Define the customer engagement management strategy and engage senior company executives in contact activity as required, • Personally engage with customers and stakeholders to understand their challenges, constraints and desired outcomes, • Lead the development of winning strategies that differentiate us, are competitively focused and are compelling to the client and their requirements, as well as satisfy internal business objectives and risk posture, • Assemble a high performing Capture team that brings relevant expertise and capabilities;, • Deliver clear and inspired leadership to assure execution of winning capture strategy., • Where relevant, assemble an industry team that compliments Leidos capabilities to both win the opportunity and ensure execution of the programme, • Work with the Bid Manager to develop a high-quality proposal, ensuring win themes, hot buttons, and evaluation criteria are comprehensively addressed across all proposal elements, • Lead internal stakeholder management through stages of deal governance,, • Lead post-submission activities and support the programme team as required, ensuring smooth hand over to the operational delivery. Our ideal candidate must have a strong track record: • As a Capture Manager / Pursuit Lead winning complex IT services opportunities of greater than £20m, ideally to within UK public sector, • Be capable of developing and maintaining senior stakeholder relationships internally and with customers and industry partners. What does Leidos need from me? • Exceptional leadership, relationship management, and communication skills, including motivation and direction to team members., • Proven effective in working across organisational boundaries (e.g. between corporate divisions and/or multi-nationally based divisions), • Sound commercial acumen and ability to define Leidos value proposition with compelling business case. Clearance Requirements: UK Security Clearance is required for this role Discover yourself at Leidos UK! Join our team and we’ll unleash your talents to solve the most challenging technical problems. What we do for you: At Leidos we are PASSIONATE about customer success, UNITED as a team and INSPIRED to make a difference. We offer meaningful and engaging careers, a collaborative culture, and support for your career goals, all while nurturing a healthy work-life balance. We provide an employment package that attracts, develops and retains only the best in talent. Our reward scheme includes: • Contributory Pension Scheme, • Private Medical Insurance, • 33 days Annual Leave (including public and privilege holidays), • Access to Flexible benefits (including life assurance, health schemes, gym memberships, annual buy and sell holidays and a cycle to work scheme), • Flexi-Time Commitment to Diversity: We welcome applications from every part of the community and are committed to a truly diverse and inclusive culture. We foster a sense of belonging, welcoming all perspectives and contributions, and providing equal access to opportunities and resources for everyone. If you have a disability or need any reasonable adjustments during the application and selection stages please let us know, and we will respond in a way that best fits your needs. Who We Are: _ – we work to make the world safer, healthier, and more efficient through technology, engineering and science. Leidos is a growing company delivering innovative technology and solutions focused on safeguarding critical capabilities and transformation in frontline services, our work in the United Kingdom includes addressing some of the most complex problems in defence, healthcare, government, safety and security, and transportation. What Makes Us Different: Purpose: you can use your passion and abilities at Leidos to keep the people you care about safe. We are at the forefront of machine learning, AI, cyber security and solutions. Using your skills in the technology frontline by helping to build a safer world. You can inspire change. Collaboration: having flexibility to do your job is one of our core benefits, enabling you to become part of our extraordinary team. We have been empowering our people to work flexibly for years. Whether you work from home, the office or on customer sites, we will give you the digital tools and the flexibility to work smarter and align your needs and ours. People: Leidos empowers people from every background to be themselves and gives you the tools to learn new skills by enabling growth whilst developing. We believe that extraordinary people need opportunities to grow, to be inspired and to inspire others. At Leidos, we invest in technical academies, career rotations and a career development plans that enhance your future. If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares. For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. £75,800.00-£99,800.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law. About Leidos Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit _. Pay and Benefits Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at _. Securing Your Data Beware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system – never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at _. If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the _. Commitment to Non-Discrimination All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.

Description Business Development Manager (Defence) Programme Name: UK Growth Location: Farnborough or Whiteley with travel required and flexibility to work from home dependent on business demands Salary: £75,800 - £99,800 Are you ready for your next career challenge? Leidos is currently seeking a Business Development Manager – Defence, aligned to our National Security and Defence (NS&D) Division covering the United Kingdom Ministry of Defence. You will work with a team of Business Development (BD) professionals and report to the BD Director for NS&D. At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers’ success. We empower our teams in the UK to address some of the most complex problems in Defence, government, safety & security and transportation. Everything we do is built on a commitment to do the right thing for our customers, our people and our community. Our Mission, Vision, and Values guide the way we do business. The Leidos UK Culture Charter brings together the culture and behaviours we expect of all employees, as guided by our enduring Leidos Values: Integrity, Inclusion, Innovation, Agility, Collaboration & Commitment. If this sounds like the kind of environment where you can thrive, keep reading! The role you will play: • Plan and lead Business Development (BD) activities that will contribute to our annual award targets in this strategic and fast-growing area of the UK business., • Responsible for the development and management of a pipeline of opportunities to support the next 2-5 years business growth ambition, aligned to the UK strategy., • You will develop and maintain senior relationships with Defence clients positioning Leidos as a potential strategic supplier., • You will guide the Leidos bid teams in their pursuit and shaping of the business development campaign to propose differentiated client propositions., • Identify and qualify the opportunities that best match Leidos strengths and provide optimum outcomes for the client and us., • You will lead and execute significant new business campaigns in the UK Defence market., • Operate effectively within a multi-functional team where you will be an effective leader and communicator. The successful candidate will have: • Substantial experience of successfully selling into the UK Defence market., • Existing client relationships in the UK MOD., • A track record of successfully driving business growth year on year and hitting targets., • Demonstrable experience of success in leading and winning contracts valued more than £25m., • Extensive knowledge of Government business development, contract awards, current procurement trends and customer buying behaviours., • Experience of winning work on frameworks and then scaling the size of follow-on awards in those areas., • Proven experience of collaboratively creating compelling winning bids with partners., • Excellent inter-personal, presentation and verbal skills and an experienced negotiator., • Tenacity and energy to maintain the momentum of multiple and concurrent pursuits., • A track record of Client and Industry stakeholder engagement and relationship development., • Expertise in motivating and mentoring agile teams to grow and change the business. Domain Specific Requirements: • Experienced Business Developer, Senior Account Manager or Capture Leader with a proven track record of successfully prosecuting and winning business in the UK MOD., • Experience and understanding of the Defence Intelligence community is essential., • Experience and understanding of the R&D/S&T community and working with DSTL is highly desirable., • Experience and understanding of Information Advantage concepts, technologies and customers is highly desirable., • Experience of forming partnerships/consortiums to win opportunities is essential., • Experience in formulating use cases for multi-domain and digital transformation concept demonstrators is highly desirable, • In depth understanding of the MOD’s digital transformation programmes is desirable, • Understanding of autonomous systems, ITSM, application of AI/ML technology (to solve problems) is desirable. Clearance Required: • Clearance to Start: SC, • Clearance for Role: DV What we do for you: At Leidos we are PASSIONATE about customer success, UNITED as a team and INSPIRED to make a difference. We offer meaningful and engaging careers, a collaborative culture, and support for your career goals, all while nurturing a healthy work-life balance. We provide an employment package that attracts, develops and retains only the best in talent. Our reward scheme includes: • Contributory Pension Scheme, • Private Medical Insurance, • 33 days Annual Leave (including public and privilege holidays), • Access to Flexible benefits (including life assurance, health schemes, gym memberships, annual buy and sell holidays and a cycle to work scheme), • Flexi-Time Working Commitment to Diversity: We welcome applications from every part of the community and are committed to a truly diverse and inclusive culture. We foster a sense of belonging, welcoming all perspectives and contributions, and providing equal access to opportunities and resources for everyone. If you have a disability or need any reasonable adjustments during the application and selection stages please let us know, and we will respond in a way that best fits your needs. Who We Are: _– we work to make the world safer, healthier, and more efficient through technology, engineering and science. Leidos is a growing company delivering innovative technology and solutions focused on safeguarding critical capabilities and transformation in frontline services, our work in the United Kingdom includes addressing some of the most complex problems in defence, healthcare, government, safety and security, and transportation. What Makes Us Different: Purpose: you can use your passion and abilities at Leidos to keep the people you care about safe. We are at the forefront of machine learning, AI, cyber security and solutions. Using your skills in the technology frontline by helping to build a safer world. You can inspire change. Collaboration: having flexibility to do your job is one of our core benefits, enabling you to become part of our extraordinary team. We have been empowering our people to work flexibly for years. Whether you work from home, the office or on customer sites, we will give you the digital tools and the flexibility to work smarter and align your needs and ours. People: Leidos empowers people from every background to be themselves and gives you the tools to learn new skills by enabling growth whilst developing. We believe that extraordinary people need opportunities to grow, to be inspired and to inspire others. At Leidos, we invest in technical academies, career rotations and a career development plans that enhance your future. If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares. For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. £75,800.00-£99,800.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law. About Leidos Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit _. Pay and Benefits Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at _. Securing Your Data Beware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system – never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at _. If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the _. Commitment to Non-Discrimination All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.

Description Location: Farnborough, Hampshire Duration: 2 year fixed term contract (FTC) Looking for an opportunity to make an impact?.. Role Overview: We are seeking a Senior Contracts Manager for Leidos Innovations UK Ltd in the UK Defence portfolio working on accounts with the Ministry of Defence. Assists and reports directly to the Contracts & Supply Chain Director. Main Duties and Responsibilities: • Provides commercial, contractual and technical interpretation on contract terms and conditions, • experienced in MOD contracting, • Leads on contractual interactions with the Customer, • Leads on identification and preparation of contract change proposals, • Review, scrutinize, and develop operational process flows, • Ensure that the financial aspects and impact of the contract are clear to all parties, • Ensure that all stakeholders, such as administration, operations, and finance understand and adhere to contractual obligations, • Develop and maintain good working relationships with the customer commercial/contracts team, • Take an active role in the performance of the contract and proactively working to identify risks, issues and opportunities and develop and implement strategies to mitigate the risks, resolve the issues and capitalize on the opportunities, and will be willing to cross functional lines to provide support to the programme leadership team when and where needed, • Regular intensive weekly, monthly, quarterly, and annual technical and financial governance meetings in a fast-paced environment, • Ability to operate independently and communicate effectively, both internally, with technical staff, peers, and management as well as externally, with customers, regulators and others, • Strong comprehension of programme technical performance metrics and financial status, • Excellent written and verbal communications skills, • Liaison with other Leidos operating units and corporate departments where applicable Skills Required: • Bachelor's degree in business or equivalent, • Substantial experience including experience managing large programmes/contracts employing complex business models Skills Desired: • Master’s degree in business or a related field, • Experience managing and negotiating contracts with UK Government or Ministry of Defence Clearance Requirements: BPSS Pre-screening required to Start SC required for the role Intrigued? We’d love to hear from you... What we do for you: At Leidos we are PASSIONATE about customer success, UNITED as a team and INSPIRED to make a difference. We offer meaningful and engaging careers, a collaborative culture, and support for your career goals, all while nurturing a healthy work-life balance. We provide an employment package that attracts, develops and retains only the best in talent. Our reward scheme includes: • Contributory Pension Scheme, • Private Medical Insurance, • 33 days Annual Leave (including public and privilege holidays), • Access to Flexible benefits (including life assurance, health schemes, gym memberships, annual buy and sell holidays and a cycle to work scheme), • Flexible Working Scheme Commitment to Diversity: We welcome applications from every part of the community and are committed to a truly diverse and inclusive culture. We foster a sense of belonging, welcoming all perspectives and contributions, and providing equal access to opportunities and resources for everyone. If you have a disability or need any reasonable adjustments during the application and selection stages please let us know, and we will respond in a way that best fits your needs. Who We Are: _ – we work to make the world safer, healthier, and more efficient through technology, engineering and science. Leidos is a growing company delivering innovative technology and solutions focused on safeguarding critical capabilities and transformation in frontline services, our work in the United Kingdom includes addressing some of the most complex problems in defence, healthcare, government, safety and security, and transportation. What Makes Us Different: Purpose: you can use your passion and abilities at Leidos to keep the people you care about safe. We are at the forefront of machine learning, AI, cyber security and solutions. Using your skills in the technology frontline by helping to build a safer world. You can inspire change. Collaboration: having flexibility to do your job is one of our core benefits, enabling you to become part of our extraordinary team. We have been empowering our people to work flexibly for years. Whether you work from home, the office or on customer sites, we will give you the digital tools and the flexibility to work smarter and align your needs and ours. People: Leidos empowers people from every background to be themselves and gives you the tools to learn new skills by enabling growth whilst developing. We believe that extraordinary people need opportunities to grow, to be inspired and to inspire others. At Leidos, we invest in technical academies, career rotations and a career development plans that enhance your future. If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares. For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. £58,400.00-£74,900.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law. About Leidos Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit _. Pay and Benefits Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at _. Securing Your Data Beware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system – never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at _. If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the _. Commitment to Non-Discrimination All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.

Description Cyber Security Architect At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers’ success. We empower our teams, contribute to our communities, and operate sustainably. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community. Our Mission, Vision, and Values guide the way we do business. UNLEASH YOUR POTENTIAL We require a Senior Cyber Security Architect to support our customer projects within Civil & Devolved Government and Energy (DG&E) divisions in the UK. You must be based in the UK with the ability to hold SC Clearance or above, and you may need to apply for additional personnel security clearances. We are seeking individuals who can join a high-performing team and confidently design and assure robust security architectures for our customers, delivering high assurance with minimal friction. The focus is on simple, effective security that our customers value. The role will support the delivery of secure, efficiently managed technical architectures for sensitive programmes. You will engage with third parties and customers, establishing and supporting ongoing growth. The position offers diversity in day-to-day activities and requires flexible operating parameters to support service in an agile environment, along with strong scheduling and prioritisation skills. Are you ready for your next challenge? The successful candidate will be expected to lead the design and assurance of secure architectures across multiple programme environments, most of which are in the cloud (AWS, Azure & Oracle), and offer expert guidance on security best practices. The ideal candidate will support the wider Leidos security capability, collaborating with a talented and multi-faceted cyber team across our UK business, delivering on customer commitments, and seeking opportunities to embed security by design. Responsibilities Lead the design, implementation, and assurance of cybersecurity architectures for the protection of programme data, systems, and networks. Provide expert guidance on security architecture and design patterns for cloud and hybrid environments. Conduct risk assessments, threat modelling, and develop mitigation strategies for new and existing solutions. Ensure that data and infrastructure are protected by embedding appropriate security controls into architectural designs. Produce and maintain architectural documentation, reporting, and communication with relevant stakeholders. Embed the existing Security Architecture Framework and associated assurance approach into delivery to maintain overall (build) assurance of system and service security. Lead the delivery and assurance of security requirements as part of new demands, ensuring requirements are captured, traced, and assured through design, delivery, and service transition. Support the customers in the development of Zero Trust Network Architecture (ZTNA) strategies, including a roadmap to achieve target-state capabilities. Lead security design and security requirements for Microsoft Entra ID, supporting current and shaping the future IDAM strategy and roadmaps. Lead the Security Architecture Forums, driving decisions, actions, and architectural governance outcomes for customer programmes. Lead engagement with the broader architect community to embed security-by-design into IT Governance, Technical Design Authority (TDA) processes. Where required (e.g., changing threat landscape or regulatory requirements), lead the development and implementation of security policies and supporting standards to ensure systems stay secure and compliant. Candidate Information: British – Many of our projects have nationality restrictions. SC cleared (Or Eligible to undergo SC Vetting) – many of our projects have nationality restrictions. Education/Experience Experience in a security architecture or senior security engineering role. Experience in a technical leadership or architecture-focused position. Relevant security architecture certifications (e.g., SABSA, TOGAF, CISSP-ISSAP, Microsoft Certified: Cybersecurity Architect Expert, AWS Certified Security – Specialty, or similar) are an advantage. Essential Process Skills/Experience Excellent verbal and written communication skills; works well in a team environment. Experience of the IT systems engineering and architecture lifecycle. Understanding of the controlling processes for the systems engineering lifecycle (e.g., requirements management, configuration management, testing and assurance) and where security architecture fits into these. Familiarity with different lifecycles/methodologies (waterfall, incremental, agile, DevOps). Solid understanding of Confidentiality, Integrity, and Availability (CIA) and practical experience in applying that understanding in architectural delivery. Experience designing secure solutions for sensitive environments. Understanding of service operations and security operational management planning. Awareness of Security Frameworks such as ISO 27001, ISO 27002, NIST, and NCSC Cloud Security Principles. Experience mentoring and acting in a team lead or senior role, supporting junior members of the team. Experience working on accredited security solutions in sensitive government or CNI scenarios. Desirable Experience Experience working in both customer delivery and consulting environments. Experience in SecDevOps, infrastructure as code, or security as code. Experience working in CNI or Public Sector project environments. Working within an AGILE environment. Experience defining and implementing Zero Trust / ZTNA roadmaps and identity security patterns (e.g., Microsoft Entra ID governance and access controls) Technology Skills/Experience Deep understanding of network and boundary protection technologies (firewalls, mail gateways, load balancers, anti-virus, IPS, IDS). Evidence of experience architecting Cloud Security Controls on both Azure and AWS. Practical experience with Protective Monitoring systems (SIEM/SOC) and the principles of their deployment. Understanding of authentication and authorisation technologies (SAML, LDAP, PKI, etc.). Strong grasp of encryption protocols, structures, and their deployment in secure architectures. Experience defining and implementing security requirements for systems, including: Microsoft OS Linux OS Virtualisation technologies Networking Endpoint Security Products Communication and Soft Skills Capable of developing and communicating a vision to meet system and security requirements. Ability to communicate complex technical ideas across a wide range of audiences. A proficient level of commercial awareness and project disciplines. Are you ready to make an impact? Begin your journey of a flourishing and meaningful career, share your CV with us today! Everything we do is built on our commitment to do the right thing for our customers, our employees, and our communities. Learn more about the values and culture that are the foundations of our business. Our work in the United Kingdom includes addressing some of the most complex problems in national security, defence, government, logistics and operations, transportation, and energy. What we do for you: At Leidos we are PASSIONATE about customer success, UNITED as a team and INSPIRED to make a difference. We offer meaningful and engaging careers, a collaborative culture, and support for your career goals, all while nurturing a healthy work-life balance. We provide an employment package that attracts, develops and retains only the best in talent. Our reward scheme includes: • Contributory Pension Scheme, • Private Medical Insurance, • 33 days Annual Leave (including public and privilege holidays), • Access to Flexible benefits (including life assurance, health schemes, gym memberships, annual buy and sell holidays and a cycle to work scheme), • Access to Flexi-time benefits Commitment to Diversity: We welcome applications from every part of the community and are committed to a truly diverse and inclusive culture. We foster a sense of belonging, welcoming all perspectives and contributions, and providing equal access to opportunities and resources for everyone. If you have a disability or need any reasonable adjustments during the application and selection stages please let us know, and we will respond in a way that best fits your needs. Who We Are: Leidos UK & EUROPE – we work to make the world safer, healthier, and more efficient through technology, engineering and science. Leidos is a growing company delivering innovative technology and solutions focused on safeguarding critical capabilities and transformation in frontline services, our work in the United Kingdom includes addressing some of the most complex problems in defence, healthcare, government, safety and security, and transportation. What Makes Us Different: Purpose: you can use your passion and abilities at Leidos to keep the people you care about safe. We are at the forefront of machine learning, AI, cyber security and solutions. Using your skills in the technology frontline by helping to build a safer world. You can inspire change. Collaboration: having flexibility to do your job is one of our core benefits, enabling you to become part of our extraordinary team. We have been empowering our people to work flexibly for years. Whether you work from home, the office or on customer sites, we will give you the digital tools and the flexibility to work smarter and align your needs and ours. People: Leidos empowers people from every background to be themselves and gives you the tools to learn new skills by enabling growth whilst developing. We believe that extraordinary people need opportunities to grow, to be inspired and to inspire others. At Leidos, we invest in technical academies, career rotations and a career development plans that enhance your future. If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares. For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. £61,500.00-£78,800.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law. About Leidos Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit _. Pay and Benefits Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at _. Securing Your Data Beware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system – never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at _. If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the _. Commitment to Non-Discrimination All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws. #Remote

Description Technical Lead - Systems Engineering Location: Farnborough, or other Leidos UK Offices with flexibility to work from home dependent on business demands Salary: £61,500 - £78,800 Looking for an opportunity to make an impact? About the Role Leidos is seeking an experienced Technical Lead (Systems Engineering) to play a pivotal role on a critical national infrastructure Programme, one of Leidos UK’s flagship delivery programmes supporting a high‑profile government customer. The Technical Lead will provide hands‑on technical leadership across complex, multi‑supplier systems, applying systems engineering best practice to the design, integration, change and assurance of mission‑critical IT services. Working closely with the Chief Engineer, Architects, Project Managers, Infrastructure, Networks and Software teams, the role ensures that solutions delivered by Leidos are technically sound, secure, and fit‑for‑purpose. This is a leadership role that combines deep technical expertise, systems thinking, and stakeholder engagement, with accountability for guiding teams through change, risk and technical decision‑making. What will I be doing? Technical Leadership • Act as Technical Lead for systems engineering activities within assigned workstreams or projects., • Provide authoritative technical direction across on‑premise and cloud‑hosted systems, ensuring coherence across infrastructure, networks, applications and services., • Lead technical decision‑making, trade‑offs, and design assurance in line with programme and customer requirements. Systems Engineering & Design • Apply Systems Engineering principles across the full engineering lifecycle (V‑Model), including requirements, design, integration, verification and transition to service., • Own and assure key engineering artefacts, including impact assessments, high‑level and low‑level designs, and technical change documentation., • Ensure designs are aligned with programme architecture, security constraints, and operational needs. Change & Impact Assessment • Lead the technical impact assessment of Requests for Change (RFCs) and new requirements., • Clearly define technical scope, dependencies, risks and estimates for change delivery., • Support Project Managers with technically robust inputs to planning, costing and scheduling. Stakeholder & Customer Engagement • Work directly with customer technical stakeholders to elicit, clarify and refine requirements., • Act as a trusted technical authority, able to explain complex technical topics clearly to both technical and non‑technical audiences., • Collaborate effectively across Leidos engineering disciplines and third‑party suppliers. Governance, Quality & Assurance • Ensure compliance with Leidos engineering standards, programme governance, and security policies., • Identify technical risks early and define mitigation strategies., • Support technical reviews, audits, and assurance activities as required. Mentoring & Capability Development • Provide technical mentoring and coaching to junior and mid‑level engineers., • Promote good engineering practice, reuse of patterns, and continuous improvement across the programme., • Contribute to the development of common ways of working and engineering maturity within the programme. What does Leidos need from me? Essential • Proven experience as a Technical Lead or Senior Systems Engineer on large‑scale, complex IT programmes., • Strong grounding in Systems Engineering concepts and lifecycle management., • Broad technical understanding across:, • Infrastructure (compute, storage, virtualisation), • Networks, • Applications and integrations, • Hybrid and/or cloud environments, • Experience leading technical design, integration and change in a controlled, high‑assurance environment., • Ability to assess technical risk, manage dependencies, and make sound engineering decisions., • Excellent communication skills, with experience engaging customers and senior stakeholders. Desirable • Experience working on UK government, defence or critical national infrastructure programmes., • Familiarity with IT service delivery environments and operational constraints., • Knowledge of security‑driven design and working within secure environments., • Experience influencing technical strategy across multi‑supplier ecosystems. Personal Attributes • Confident technical leader with strong systems thinking., • Pragmatic, delivery‑focused, and able to balance risk, cost and quality., • Collaborative and comfortable working across organisational boundaries., • Passionate about engineering excellence and developing others. What We Offer • Opportunity to work on one of Leidos UK’s most significant and visible programmes., • Exposure to complex, mission‑critical systems with real national impact., • A collaborative engineering culture with clear technical career pathways., • Competitive salary, benefits, and flexible working arrangements. Location • UK (Hybrid / Customer site as required) Clearance Requirements: • Must be eligible for UK Security Clearance (SC or higher; DV desirable) What we do for you: At Leidos we are PASSIONATE about customer success, UNITED as a team and INSPIRED to make a difference. We offer meaningful and engaging careers, a collaborative culture, and support for your career goals, all while nurturing a healthy work-life balance. We provide an employment package that attracts, develops and retains only the best in talent. Our reward scheme includes: • Contributory Pension Scheme, • Private Medical Insurance, • 33 days Annual Leave (including public and privilege holidays), • Access to Flexible benefits (including life assurance, health schemes, gym memberships, annual buy and sell holidays and a cycle to work scheme), • Flexi-Time Working Commitment to Diversity: We welcome applications from every part of the community and are committed to a truly diverse and inclusive culture. We foster a sense of belonging, welcoming all perspectives and contributions, and providing equal access to opportunities and resources for everyone. If you have a disability or need any reasonable adjustments during the application and selection stages please let us know, and we will respond in a way that best fits your needs. Who We Are: _– we work to make the world safer, healthier, and more efficient through technology, engineering and science. Leidos is a growing company delivering innovative technology and solutions focused on safeguarding critical capabilities and transformation in frontline services, our work in the United Kingdom includes addressing some of the most complex problems in defence, healthcare, government, safety and security, and transportation. What Makes Us Different: Purpose: you can use your passion and abilities at Leidos to keep the people you care about safe. We are at the forefront of machine learning, AI, cyber security and solutions. Using your skills in the technology frontline by helping to build a safer world. You can inspire change. Collaboration: having flexibility to do your job is one of our core benefits, enabling you to become part of our extraordinary team. We have been empowering our people to work flexibly for years. Whether you work from home, the office or on customer sites, we will give you the digital tools and the flexibility to work smarter and align your needs and ours. People: Leidos empowers people from every background to be themselves and gives you the tools to learn new skills by enabling growth whilst developing. We believe that extraordinary people need opportunities to grow, to be inspired and to inspire others. At Leidos, we invest in technical academies, career rotations and a career development plans that enhance your future. If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares. For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. £61,500.00-£78,800.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law. About Leidos Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit _. Pay and Benefits Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at _. Securing Your Data Beware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system – never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at _. If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the _. Commitment to Non-Discrimination All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws. #Remote

Description Lead Systems Engineer Location - Farnborough Security Clearance Level - High 'Developed Vetting' (DV) The Lead Systems Engineer will play a critical role within a major UK defence IT delivery programme, taking ownership of requirements management, traceability, and the formal acceptance process. The role will act as a key technical and assurance interface between the delivery organisation and the UK Ministry of Defence ensuring that contractual, functional, and non‑functional requirements are fully met, evidenced, and formally accepted. This position requires a senior engineer with strong systems engineering discipline, experience operating in high‑assurance, regulated environments, and the confidence to engage directly with MOD stakeholders, assurance bodies, and delivery teams. Requirements Management Lead the end‑to‑end requirements management lifecycle, from capture and baseline through to verification and acceptance Ensure requirements are clear, testable, traceable, and aligned to contractual and operational needs Maintain robust requirements traceability matrices (RTMs) linking requirements to design, implementation, and test evidence Manage requirements change control in line with programme governance Acceptance & Assurance Own and manage the acceptance strategy and acceptance plan for the IT delivery programme Define and agree acceptance criteria with MOD stakeholders Coordinate and oversee acceptance activities, ensuring objective evidence is produced and collated Support formal acceptance events, reviews, and assurance boards Ensure all acceptance evidence is complete, auditable, and compliant with defence standards MOD & Stakeholder Engagement Act as a primary technical interface with UK MOD representatives Lead technical discussions, reviews, and workshops with MOD stakeholders Provide clear, defensible positions on requirements compliance and acceptance status Support responses to MOD queries, assurance findings, and audit activity Systems Engineering Leadership Provide technical leadership across systems engineering activities within the programme Ensure systems engineering practices align with recognised standards (e.g. ISO/IEC/IEEE 15288 or equivalent) Support integration activities across infrastructure, applications, and security domains Mentor and guide engineers in requirements and acceptance best practice Documentation & Governance Produce and maintain high‑quality systems engineering documentation, including: Requirements specifications Acceptance plans and reports Compliance and traceability artefacts Ensure documentation meets MOD and programme governance standards Contribute to design reviews, readiness reviews, and assurance milestones Essential Skills & Experience Proven experience as a Lead or Senior Systems Engineer within defence or highly regulated IT environments Strong background in requirements engineering and acceptance management for large‑scale IT systems Demonstrable experience working directly with the UK MOD or equivalent government bodies Experience delivering IT systems through formal acceptance and assurance processes Strong understanding of systems engineering lifecycle and governance Ability to operate effectively in secure, classified environments Excellent stakeholder management and communication skills Desirable Experience Experience with defence IT infrastructure, secure networks, or mission‑critical systems Familiarity with MOD assurance frameworks and delivery governance Experience supporting formal audits or independent assurance reviews Personal Attributes Authoritative and credible when engaging senior stakeholders Detail‑driven with a strong focus on evidence and compliance Comfortable operating in complex, high‑pressure delivery environments Pragmatic, structured, and outcome‑focused Are you ready to make an impact? Begin your journey of a flourishing and meaningful career, share your CV with us today! What we do for you: At Leidos we are PASSIONATE about customer success, UNITED as a team and INSPIRED to make a difference. We offer meaningful and engaging careers, a collaborative culture, and support for your career goals, all while nurturing a healthy work-life balance. We provide an employment package that attracts, develops and retains only the best in talent. Our reward scheme includes: Contributory Pension Scheme Private Medical Insurance 33 days Annual Leave (including public and privilege holidays) Access to Flexible benefits (including life assurance, health schemes, gym memberships, annual buy and sell holidays and a cycle to work scheme) Flexi-TIme Commitment to Diversity: We welcome applications from every part of the community and are committed to a truly diverse and inclusive culture. We foster a sense of belonging, welcoming all perspectives and contributions, and providing equal access to opportunities and resources for everyone. If you have a disability or need any reasonable adjustments during the application and selection stages please let us know, and we will respond in a way that best fits your needs. Who We Are: _ – we work to make the world safer, healthier, and more efficient through technology, engineering and science. Leidos is a growing company delivering innovative technology and solutions focused on safeguarding critical capabilities and transformation in frontline services, our work in the United Kingdom includes addressing some of the most complex problems in defence, healthcare, government, safety and security, and transportation. What Makes Us Different: Purpose: you can use your passion and abilities at Leidos to keep the people you care about safe. We are at the forefront of machine learning, AI, cyber security and solutions. Using your skills in the technology frontline by helping to build a safer world. You can inspire change. Collaboration: having flexibility to do your job is one of our core benefits, enabling you to become part of our extraordinary team. We have been empowering our people to work flexibly for years. Whether you work from home, the office or on customer sites, we will give you the digital tools and the flexibility to work smarter and align your needs and ours. People: Leidos empowers people from every background to be themselves and gives you the tools to learn new skills by enabling growth whilst developing. We believe that extraordinary people need opportunities to grow, to be inspired and to inspire others. At Leidos, we invest in technical academies, career rotations and a career development plans that enhance your future. If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares. For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. £61,500.00-£78,800.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law. About Leidos Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit _. Pay and Benefits Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at _. Securing Your Data Beware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system – never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at _. If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the _. Commitment to Non-Discrimination All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.

Description Systems Engineer (System Design Specialist) Location: Farnborough Clearance Level - High - Developed Vetting (DV) UNLEASH YOUR POTENTIAL We are in search of a Systems Engineer for our Leidos engineering capability. The successful Systems Engineer will have a full understanding of the principles of systems engineering, will have prior experience as a Systems Engineer involving integrating software products from suppliers. Using your experience in Systems Engineering, you will be responsible for working with customers and suppliers to execute Systems Engineering activities across the full lifecycle, with a focus on the low level system design. Your role and responsibilities Lead the design of sub-systems, ensuring all components function cohesively to meet specified requirements. Liaise with stakeholders (both technical and non-technical) to gather, analyse, and refine system requirements. Support the definition and design of interfaces Create and maintain detailed system design documentation, including specifications, diagrams, and interface definitions. Conduct feasibility studies and risk assessments to determine optimal system design solutions. Collaborate with multidisciplinary teams to ensure seamless integration of hardware, software, and network components. Support the validation and verification of system designs Identify opportunities for system improvements and drive the implementation of best practices in design and integration. Support project planning and estimation activities related to systems design and integration tasks. Ensure compliance with relevant industry standards, safety regulations, and quality assurance processes. Essential Skills & Experience: Proven experience in system design within a relevant industry Strong understanding of systems engineering methodologies, lifecycle management, and design principles. Excellent analytical, organisational, and communication skills. Demonstrated ability to manage multiple priorities and work effectively in cross-functional teams. Desirable Skills: Experience with Agile methodologies. Experience with ArchiMate and TOGAF Background in cybersecurity and/or cloud systems Knowledge of secure by design guidelines Knowledge of JSP 465 Location: Farnborough, UK (Hybrid working – on‑site presence required as dictated by programme and customer engagement) Are you ready to make an impact? Begin your journey of a flourishing and meaningful career, share your CV with us today! What we do for you: At Leidos we are PASSIONATE about customer success, UNITED as a team and INSPIRED to make a difference. We offer meaningful and engaging careers, a collaborative culture, and support for your career goals, all while nurturing a healthy work-life balance. We provide an employment package that attracts, develops and retains only the best in talent. Our reward scheme includes: Contributory Pension Scheme Private Medical Insurance 33 days Annual Leave (including public and privilege holidays) Access to Flexible benefits (including life assurance, health schemes, gym memberships, annual buy and sell holidays and a cycle to work scheme) Flexi-TIme Commitment to Diversity: We welcome applications from every part of the community and are committed to a truly diverse and inclusive culture. We foster a sense of belonging, welcoming all perspectives and contributions, and providing equal access to opportunities and resources for everyone. If you have a disability or need any reasonable adjustments during the application and selection stages please let us know, and we will respond in a way that best fits your needs. Who We Are: _– we work to make the world safer, healthier, and more efficient through technology, engineering and science. Leidos is a growing company delivering innovative technology and solutions focused on safeguarding critical capabilities and transformation in frontline services, our work in the United Kingdom includes addressing some of the most complex problems in defence, healthcare, government, safety and security, and transportation. What Makes Us Different: Purpose: you can use your passion and abilities at Leidos to keep the people you care about safe. We are at the forefront of machine learning, AI, cyber security and solutions. Using your skills in the technology frontline by helping to build a safer world. You can inspire change. Collaboration: having flexibility to do your job is one of our core benefits, enabling you to become part of our extraordinary team. We have been empowering our people to work flexibly for years. Whether you work from home, the office or on customer sites, we will give you the digital tools and the flexibility to work smarter and align your needs and ours. People: Leidos empowers people from every background to be themselves and gives you the tools to learn new skills by enabling growth whilst developing. We believe that extraordinary people need opportunities to grow, to be inspired and to inspire others. At Leidos, we invest in technical academies, career rotations and a career development plans that enhance your future. If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares. For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. £47,600.00-£61,000.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law. About Leidos Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit _. Pay and Benefits Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at _. Securing Your Data Beware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system – never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at _. If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the _. Commitment to Non-Discrimination All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.

Description Technical Lead Location: Farnborough or Whiteley, with flexibility to work from home dependent on business demands Salary: £61,500 - £78,800 The Role: The Technical Lead has overall responsibility for all engineering activities and leadership of the team, on the workstream that they are assigned by the Chief Engineer. Their responsibility and accountability extends from project start up through to operations and closedown and includes on contract growth. What will I be doing? • Delivery and technical assurance of the solution within the quality, cost and schedule constraints;, • Achieving acceptance of the solution by the customer, • Providing technical leadership and mentorship across the workstream team;, • Ensuring that the engineering processes within the project are commensurate with the requirements of the contracted standards and Leidos corporate governance;, • Identifying the skills and staff required to deliver the engineering solution;, • Defining the engineering practices and resources required to deliver the project and services within the constraints of the company engineering policies;, • Lead and manage effective engineering activities across the project;, • Preparing project specific technical documentation in collaboration with project discipline SMEs for PDR, CDR, SRR and SPR reviews and other technical sessions as required;, • Lead and deliver updates to baseline HLD / LLD documentation as required by the project;, • In collaboration with project PMs prepare technical WBS, PBS and resource BoEs against overall solution proposals for change proposals and on contract growth; What does Leidos need from me? The candidate is required to be a technical leader, able to coordinate and direct engineering teams in successful delivery and acceptance of the system. Ability to execute and perform, with direction from the Chief Engineer, and possess significant practical experience and applied knowledge across the following areas: • Complex systems integration projects, involving IT systems;, • Technical Management of subcontractors;, • Systems Engineering and understanding of the principles behind each of the main processes;, • Technical Team Management including the planning of work packages, allocation to team members and reporting;, • Technical Team Leadership including providing technical direction to team members; In addition to the areas above, you are required to have: • Excellent verbal and written communication skills and work well in a team environment;, • Ability to clearly articulate and communicate design and technical concepts in written and verbal forms;, • Intellectual calibre and confidence to conduct complex discussions with civilian and service customers and suppliers;, • Commercial awareness sufficient to support discussions with customers and suppliers; It would be beneficial if you had experience in the following: • Public sector and sensitive projects, • Background in Software Engineering or IT Systems Integration, • Knowledge of Government or MOD organisation, processes and procedures; Clearance Requirements: The successful applicant will be required to hold and maintain UK Security Clearance What we do for you: At Leidos we are PASSIONATE about customer success, UNITED as a team and INSPIRED to make a difference. We offer meaningful and engaging careers, a collaborative culture, and support for your career goals, all while nurturing a healthy work-life balance. We provide an employment package that attracts, develops and retains only the best in talent. Our reward scheme includes: • Contributory Pension Scheme, • Private Medical Insurance, • 33 days Annual Leave (including public and privilege holidays), • Access to Flexible benefits (including life assurance, health schemes, gym memberships, annual buy and sell holidays and a cycle to work scheme), • Flexi-Time Working Commitment to Diversity: We welcome applications from every part of the community and are committed to a truly diverse and inclusive culture. We foster a sense of belonging, welcoming all perspectives and contributions, and providing equal access to opportunities and resources for everyone. If you have a disability or need any reasonable adjustments during the application and selection stages please let us know, and we will respond in a way that best fits your needs. Who We Are: _– we work to make the world safer, healthier, and more efficient through technology, engineering and science. Leidos is a growing company delivering innovative technology and solutions focused on safeguarding critical capabilities and transformation in frontline services, our work in the United Kingdom includes addressing some of the most complex problems in defence, healthcare, government, safety and security, and transportation. What Makes Us Different: Purpose: you can use your passion and abilities at Leidos to keep the people you care about safe. We are at the forefront of machine learning, AI, cyber security and solutions. Using your skills in the technology frontline by helping to build a safer world. You can inspire change. Collaboration: having flexibility to do your job is one of our core benefits, enabling you to become part of our extraordinary team. We have been empowering our people to work flexibly for years. Whether you work from home, the office or on customer sites, we will give you the digital tools and the flexibility to work smarter and align your needs and ours. People: Leidos empowers people from every background to be themselves and gives you the tools to learn new skills by enabling growth whilst developing. We believe that extraordinary people need opportunities to grow, to be inspired and to inspire others. At Leidos, we invest in technical academies, career rotations and a career development plans that enhance your future. If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares. For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. £61,500.00-£78,800.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law. About Leidos Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit _. Pay and Benefits Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at _. Securing Your Data Beware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system – never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at _. If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the _. Commitment to Non-Discrimination All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws. #Remote

Description Lead Systems Engineer Location - Farnborough Security Clearance Level - High 'Developed Vetting' (DV) The Lead Systems Engineer will play a critical role within a major UK defence IT delivery programme, taking ownership of requirements management, traceability, and the formal acceptance process. The role will act as a key technical and assurance interface between the delivery organisation and the UK Ministry of Defence ensuring that contractual, functional, and non‑functional requirements are fully met, evidenced, and formally accepted. This position requires a senior engineer with strong systems engineering discipline, experience operating in high‑assurance, regulated environments, and the confidence to engage directly with MOD stakeholders, assurance bodies, and delivery teams. Requirements Management Lead the end‑to‑end requirements management lifecycle, from capture and baseline through to verification and acceptance Ensure requirements are clear, testable, traceable, and aligned to contractual and operational needs Maintain robust requirements traceability matrices (RTMs) linking requirements to design, implementation, and test evidence Manage requirements change control in line with programme governance Acceptance & Assurance Own and manage the acceptance strategy and acceptance plan for the IT delivery programme Define and agree acceptance criteria with MOD stakeholders Coordinate and oversee acceptance activities, ensuring objective evidence is produced and collated Support formal acceptance events, reviews, and assurance boards Ensure all acceptance evidence is complete, auditable, and compliant with defence standards MOD & Stakeholder Engagement Act as a primary technical interface with UK MOD representatives Lead technical discussions, reviews, and workshops with MOD stakeholders Provide clear, defensible positions on requirements compliance and acceptance status Support responses to MOD queries, assurance findings, and audit activity Systems Engineering Leadership Provide technical leadership across systems engineering activities within the programme Ensure systems engineering practices align with recognised standards (e.g. ISO/IEC/IEEE 15288 or equivalent) Support integration activities across infrastructure, applications, and security domains Mentor and guide engineers in requirements and acceptance best practice Documentation & Governance Produce and maintain high‑quality systems engineering documentation, including: Requirements specifications Acceptance plans and reports Compliance and traceability artefacts Ensure documentation meets MOD and programme governance standards Contribute to design reviews, readiness reviews, and assurance milestones Essential Skills & Experience Proven experience as a Lead or Senior Systems Engineer within defence or highly regulated IT environments Strong background in requirements engineering and acceptance management for large‑scale IT systems Demonstrable experience working directly with the UK MOD or equivalent government bodies Experience delivering IT systems through formal acceptance and assurance processes Strong understanding of systems engineering lifecycle and governance Ability to operate effectively in secure, classified environments Excellent stakeholder management and communication skills Desirable Experience Experience with defence IT infrastructure, secure networks, or mission‑critical systems Familiarity with MOD assurance frameworks and delivery governance Experience supporting formal audits or independent assurance reviews Personal Attributes Authoritative and credible when engaging senior stakeholders Detail‑driven with a strong focus on evidence and compliance Comfortable operating in complex, high‑pressure delivery environments Pragmatic, structured, and outcome‑focused Are you ready to make an impact? Begin your journey of a flourishing and meaningful career, share your CV with us today! What we do for you: At Leidos we are PASSIONATE about customer success, UNITED as a team and INSPIRED to make a difference. We offer meaningful and engaging careers, a collaborative culture, and support for your career goals, all while nurturing a healthy work-life balance. We provide an employment package that attracts, develops and retains only the best in talent. Our reward scheme includes: Contributory Pension Scheme Private Medical Insurance 33 days Annual Leave (including public and privilege holidays) Access to Flexible benefits (including life assurance, health schemes, gym memberships, annual buy and sell holidays and a cycle to work scheme) Flexi-TIme Commitment to Diversity: We welcome applications from every part of the community and are committed to a truly diverse and inclusive culture. We foster a sense of belonging, welcoming all perspectives and contributions, and providing equal access to opportunities and resources for everyone. If you have a disability or need any reasonable adjustments during the application and selection stages please let us know, and we will respond in a way that best fits your needs. Who We Are: _ – we work to make the world safer, healthier, and more efficient through technology, engineering and science. Leidos is a growing company delivering innovative technology and solutions focused on safeguarding critical capabilities and transformation in frontline services, our work in the United Kingdom includes addressing some of the most complex problems in defence, healthcare, government, safety and security, and transportation. What Makes Us Different: Purpose: you can use your passion and abilities at Leidos to keep the people you care about safe. We are at the forefront of machine learning, AI, cyber security and solutions. Using your skills in the technology frontline by helping to build a safer world. You can inspire change. Collaboration: having flexibility to do your job is one of our core benefits, enabling you to become part of our extraordinary team. We have been empowering our people to work flexibly for years. Whether you work from home, the office or on customer sites, we will give you the digital tools and the flexibility to work smarter and align your needs and ours. People: Leidos empowers people from every background to be themselves and gives you the tools to learn new skills by enabling growth whilst developing. We believe that extraordinary people need opportunities to grow, to be inspired and to inspire others. At Leidos, we invest in technical academies, career rotations and a career development plans that enhance your future. If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares. For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. £61,500.00-£78,800.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law. About Leidos Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit _. Pay and Benefits Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at _. Securing Your Data Beware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system – never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at _. If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the _. Commitment to Non-Discrimination All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.

Description Lead Software Engineer Location: Farnborough, with flexibility to work from home dependent on business demands Salary: £61,500 - £78,800 The Role: The Lead Software Engineer will play a critical role in both the sustainment of the current environment and the delivery of new capabilities. The selected individual will develop solutions to complex technical issues and problems that impact multiple areas or disciplines; regularly employ ingenuity and creativity to develop new technical solutions and systems to achieve functional objectives. As a Software Engineer in Leidos, you will be immersed in one of our key programmes. On behalf of our central government customer, you will have direct impact on the current and future iterations of one of our most important pieces of critical national infrastructure. This is a technical leadership role. The individual will drive delivery, lead technical decision‑making, collaborate with engineers and architects, and act as the visible technical representative of the software team. What will I be doing? • Provide technical leadership for the software team collaborating with architects to contribute to and understand solution approach, guiding implementation, and making sound engineering decisions that balance delivery, quality, and operational risk., • Provide technical leadership across delivery and engineering practices, ensuring agreed standards and processes are applied consistently throughout the project lifecycle., • Develop, debug, test, document, and deploy software enhancements aligned with the Software Development Strategy., • Lead delivery, covering:, • Java-based backend services and APIs that process system business events and workflows, integrating with downstream systems and data services in a secure, highly available environment., • Drive strong engineering practices across the team, • Ensure adherence to established code review standards, • Ensure defined quality gates are consistently met for the project, • Promote clean, maintainable, well‑documented code, • Guide system design and development by analysing information needs, system flows, data usage, and work processes, and translating these into practical implementation approaches., • Own technical oversight for ensuring the build and deployment pipeline is continuously validated and fit for purpose for the project, working with engineers and supporting roles to ensure defined CI/CD processes, quality gates, and security scanning requirements are consistently met., • Determine operational feasibility by evaluating requests, requirements, problem definitions, solution options, and their impact on operational systems., • Lead engineers and collaborate closely with architects and the test team to ensure new and modified software is fully verified prior to promotion., • Breakdown the design into workable, and reportable, tasks for developers to incrementally deliver against in a Scrum/Agile fashion., • Oversee and enable test automation within the scope of the project:, • Ensure engineers deliver unit and integration tests as a standard part of development, • Support and coordinate automation activities, with the test team retaining ownership of overall outcomes, • Support and continuously improve Agile delivery practices, including planning, estimation, backlog refinement, and delivery cadence., • Ensure effective use of development tooling and processes, including CI/CD pipelines and integrated security scanning., • Mentor and support other engineers, helping to raise technical capability and consistency across the team., • Effectively communicate with internal stakeholders,influencing technical decisions through clear, concise, and well‑reasoned input. What essential skills does Leidos need from me? • Extensive software engineering experience, including substantial hands‑on delivery using:, • Java (Java 8 and modern Java versions such as 17 and 21), • API design and implementation, • Proven experience operating as a technical leader, including:, • Leading technical decision‑making, • Guiding and mentoring engineers, • Representing the software team in customer and stakeholder engagements, • Strong understanding of design patterns and a solid, structured approach to software development., • Strong understanding of git/Bitbucket branching strategies on large projects with moderately sized teams contributing, • Familiarity with Relational Databases (PostgresSQL), SQL and JDBC, • Demonstrated experience writing unit and integration tests as a normal part of delivery., • Familiarity with Agile software development processes and working within iterative delivery models., • Familiarity with the Atlassian tool suite (e.g. Jira, Bitbucket, Bamboo), or equivalent tooling, with a solid understanding of CI/CD concepts, workflows, and practices., • Experience ensuring compliance with code review standards, quality gates, CI/CD pipelines, and security scanning processes. Desirable Skills and Experience: • Familiarity with integration and architectural patterns (e.g. adapters, orchestration patterns such as saga)., • Experience with SOAP, REST webservices, • Experience with IBM Web Application Server or JBoss, • Familiarity with Unix, Linux or other variants, • Perl, Python, and/or bash scripting experience., • Experience with C, C++, • Strong performance debugging skills, • Experience contributing to or supporting test automation initiatives (UI and/or API). This will be a customer‑facing role therefore the successful individual must be able to clearly communicate status, risks, trade‑offs, and technical recommendations, and represent the software team in technical discussions and reviews. Clearance Requirements: The successful applicant will be required to hold and maintain UK Security Clearance and additional programme clearances. What we do for you: At Leidos we are PASSIONATE about customer success, UNITED as a team and INSPIRED to make a difference. We offer meaningful and engaging careers, a collaborative culture, and support for your career goals, all while nurturing a healthy work-life balance. We provide an employment package that attracts, develops and retains only the best in talent. Our reward scheme includes: • Contributory Pension Scheme, • Private Medical Insurance, • 33 days Annual Leave (including public and privilege holidays), • Access to Flexible benefits (including life assurance, health schemes, gym memberships, annual buy and sell holidays and a cycle to work scheme), • Flexi-Time Working Commitment to Diversity: We welcome applications from every part of the community and are committed to a truly diverse and inclusive culture. We foster a sense of belonging, welcoming all perspectives and contributions, and providing equal access to opportunities and resources for everyone. If you have a disability or need any reasonable adjustments during the application and selection stages please let us know, and we will respond in a way that best fits your needs. Who We Are: _– we work to make the world safer, healthier, and more efficient through technology, engineering and science. Leidos is a growing company delivering innovative technology and solutions focused on safeguarding critical capabilities and transformation in frontline services, our work in the United Kingdom includes addressing some of the most complex problems in defence, healthcare, government, safety and security, and transportation. What Makes Us Different: Purpose: you can use your passion and abilities at Leidos to keep the people you care about safe. We are at the forefront of machine learning, AI, cyber security and solutions. Using your skills in the technology frontline by helping to build a safer world. You can inspire change. Collaboration: having flexibility to do your job is one of our core benefits, enabling you to become part of our extraordinary team. We have been empowering our people to work flexibly for years. Whether you work from home, the office or on customer sites, we will give you the digital tools and the flexibility to work smarter and align your needs and ours. People: Leidos empowers people from every background to be themselves and gives you the tools to learn new skills by enabling growth whilst developing. We believe that extraordinary people need opportunities to grow, to be inspired and to inspire others. At Leidos, we invest in technical academies, career rotations and a career development plans that enhance your future. If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares. For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. £61,500.00-£78,800.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law. About Leidos Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit _. Pay and Benefits Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at _. Securing Your Data Beware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system – never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at _. If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the _. Commitment to Non-Discrimination All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws. #Remote

Description Java Software Engineer Location: Farnborough, with flexibility to work from home dependent on business demands Salary: £47,600 - £61,000 The Role As a Java Software Engineer you will play a critical role in both the sustainment of the current environment and the delivery of new user‑facing capabilities. The selected individual will develop solutions to complex technical issues and problems that impact multiple areas or disciplines; regularly employ ingenuity and creativity to develop new technical solutions and systems to achieve functional objectives. As a Software Engineer in Leidos, you will be immersed in one of our key programmes. On behalf of our central government customer, you will have direct impact on the current and future iterations of one of our most important pieces of critical national infrastructure. What will I be doing? • Develop, debug, test, document, and deploy software enhancements aligned with the Software Development Strategy., • Design and implement modern single‑page applications using React and TypeScript., • Consume and integrate with REST APIs, maintaining clean separation from backend and legacy systems., • Support delivery commitments across projects and releases., • Contribute to the continuous validation and maintenance of the build and deployment pipeline, identifying issues, supporting fixes, and working with the wider team to ensure reliable build, test, and deployment processes., • Investigate, identify, and mitigate software and system issues., • Collaborate closely with backend and test engineers to ensure end‑to‑end quality., • Work with senior engineers to design UI solutions based on user needs and system constraints., • Produce clear technical documentation and maintain readable, well‑structured code., • Participate fully in the Agile software development lifecycle., • Use tooling such as Bitbucket, Jira, Jenkins, and Confluence to manage code, work items, and builds., • Write and maintain unit and integration tests as part of normal delivery., • Contribute to and support UI and API test automation efforts., • Communicate progress, risks, and technical decisions clearly to stakeholders., • Apply engineering best practices and standard operating procedures., • Influence technical decisions through clear, evidence‑based recommendations. What does Leidos need from me? • Strong experience building SPAs with React and TypeScript., • Experience integrating front‑end applications with REST APIs., • Familiarity with Agile software development processes and working within iterative delivery models., • Familiarity with the Atlassian tool suite (e.g. Jira, Bitbucket, Bamboo), or equivalent tooling, with a solid understanding of CI/CD concepts, workflows, and practices., • Ability to perform complex engineering tasks with minimal supervision., • Experience producing technical documentation., • Proven experience writing unit and integration tests. Desirable Skills and Experience • Java experience (Java 17+/21), particularly in service or API development., • Experience with other SPA frameworks., • Familiarity with modern integration patterns (e.g. Saga, adapters)., • C/C++ experience., • Perl, Python, and/or bash scripting experience. Clearance Requirements: Successful candidates will be required to be willing and able to obtain UK Security Clearances - this requires a minimum of 5 years residency in the UK What we do for you: At Leidos we are PASSIONATE about customer success, UNITED as a team and INSPIRED to make a difference. We offer meaningful and engaging careers, a collaborative culture, and support for your career goals, all while nurturing a healthy work-life balance. We provide an employment package that attracts, develops and retains only the best in talent. Our reward scheme includes: • Contributory Pension Scheme, • Private Medical Insurance, • 33 days Annual Leave (including public and privilege holidays), • Access to Flexible benefits (including life assurance, health schemes, gym memberships, annual buy and sell holidays and a cycle to work scheme), • Flexi-Time Working Commitment to Diversity: We welcome applications from every part of the community and are committed to a truly diverse and inclusive culture. We foster a sense of belonging, welcoming all perspectives and contributions, and providing equal access to opportunities and resources for everyone. If you have a disability or need any reasonable adjustments during the application and selection stages please let us know, and we will respond in a way that best fits your needs. Who We Are: _– we work to make the world safer, healthier, and more efficient through technology, engineering and science. Leidos is a growing company delivering innovative technology and solutions focused on safeguarding critical capabilities and transformation in frontline services, our work in the United Kingdom includes addressing some of the most complex problems in defence, healthcare, government, safety and security, and transportation. What Makes Us Different: Purpose: you can use your passion and abilities at Leidos to keep the people you care about safe. We are at the forefront of machine learning, AI, cyber security and solutions. Using your skills in the technology frontline by helping to build a safer world. You can inspire change. Collaboration: having flexibility to do your job is one of our core benefits, enabling you to become part of our extraordinary team. We have been empowering our people to work flexibly for years. Whether you work from home, the office or on customer sites, we will give you the digital tools and the flexibility to work smarter and align your needs and ours. People: Leidos empowers people from every background to be themselves and gives you the tools to learn new skills by enabling growth whilst developing. We believe that extraordinary people need opportunities to grow, to be inspired and to inspire others. At Leidos, we invest in technical academies, career rotations and a career development plans that enhance your future. If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares. For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. £47,600.00-£61,000.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law. About Leidos Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit _. Pay and Benefits Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at _. Securing Your Data Beware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system – never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at _. If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the _. Commitment to Non-Discrimination All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws. #Remote

Description Senior Software Engineer (Full Stack) Location: Farnborough, with flexibility to work from home dependent on business demands Salary: £61,500 - £78,800 The Role: As a Senior Software Engineer you will play a critical role in both the sustainment of the current environment and the delivery of new capabilities. The selected individual will develop solutions to complex technical issues and problems that impact multiple areas or disciplines; regularly employ ingenuity and creativity to develop new technical solutions and systems to achieve functional objectives. You will be immersed in one of our key programmes. On behalf of our central government customer, you will have direct impact on the current and future iterations of one of our most important pieces of critical national infrastructure. This is a senior individual contributor role. The individual will be a highly experienced engineer who leads by example through day‑to‑day development, contributes to technical decision‑making within their scope, and supports the wider team through mentoring and technical guidance. Overall technical approach is agreed collaboratively with the Technical Lead and Software Architect. What will I be doing? • Deliver high‑quality, production‑ready software through hands‑on development, spanning both backend and front‑end technologies., • Develop, debug, test, document, and deploy software enhancements aligned with the Software Development Strategy., • Contribute to full‑stack delivery, including:, • Backend services and REST APIs implemented in Java, • Modern single‑page applications implemented using React/TypeScript or equivalent frameworks, • Make technical decisions within assigned scope, aligning with agreed architectural direction and escalating broader decisions where appropriate., • Apply strong software engineering practices to ensure solutions are clean, maintainable, well‑documented, and fit for long‑term operation., • Ensure adherence to established code review standards and quality gates for all changes delivered within the project., • Continuously validate and maintain the build and deployment pipeline for their own changes:, • Make updates as necessary to ensure changes do not break the pipeline, • Act as a guide for other developers to ensure pipeline practices are understood and maintained, • Write and maintain unit tests and integration tests as a standard part of development., • Support and contribute to test automation efforts, working closely with the test team (who retain ownership of overall automation outcomes)., • Collaborate closely with other engineers, architects, and testers to ensure new and modified software is fully verified prior to promotion., • Support Agile delivery practices, including planning, estimation, backlog refinement, and iterative delivery., • Use and support development tooling and processes, including CI/CD pipelines and integrated security scanning., • Mentor and support less experienced engineers through technical guidance, code reviews, and informal coaching., • Communicate effectively with peers and stakeholders on technical matters, providing clear and well‑reasoned input. What does Leidos need from me? • 10+ years of software engineering experience, including substantial hands‑on delivery using:, • Java (Java 8 and modern Java versions such as 17 and 21), • REST API design and implementation, • Modern SPA development experience (required) using React and TypeScript, Angular, or Vue., • Strong understanding of design patterns and a solid, structured approach to software development., • Proven experience delivering complex changes in production environments., • Demonstrated experience writing unit and integration tests as a normal part of delivery., • Familiarity with Agile software development processes and working within iterative delivery models., • Familiarity with the Atlassian tool suite (e.g. Jira, Bitbucket, Bamboo), or equivalent tooling, with a solid understanding of CI/CD concepts, workflows, and practices., • Experience working with code review standards, quality gates, CI/CD pipelines, and security scanning processes. Desirable Skills and Experience • Familiarity with integration and architectural patterns (e.g. adapters, orchestration patterns such as saga)., • 3+ years C/C++ experience., • Perl, Python, and/or bash scripting experience., • Experience contributing to or supporting test automation initiatives (UI and/or API). Clearance Requirements: Successful candidates will be required to be willing and able to obtain UK Security Clearances - this requires a minimum of 5 years residency in the UK What we do for you: At Leidos we are PASSIONATE about customer success, UNITED as a team and INSPIRED to make a difference. We offer meaningful and engaging careers, a collaborative culture, and support for your career goals, all while nurturing a healthy work-life balance. We provide an employment package that attracts, develops and retains only the best in talent. Our reward scheme includes: • Contributory Pension Scheme, • Private Medical Insurance, • 33 days Annual Leave (including public and privilege holidays), • Access to Flexible benefits (including life assurance, health schemes, gym memberships, annual buy and sell holidays and a cycle to work scheme), • Flexi-Time Working Commitment to Diversity: We welcome applications from every part of the community and are committed to a truly diverse and inclusive culture. We foster a sense of belonging, welcoming all perspectives and contributions, and providing equal access to opportunities and resources for everyone. If you have a disability or need any reasonable adjustments during the application and selection stages please let us know, and we will respond in a way that best fits your needs. Who We Are: _– we work to make the world safer, healthier, and more efficient through technology, engineering and science. Leidos is a growing company delivering innovative technology and solutions focused on safeguarding critical capabilities and transformation in frontline services, our work in the United Kingdom includes addressing some of the most complex problems in defence, healthcare, government, safety and security, and transportation. What Makes Us Different: Purpose: you can use your passion and abilities at Leidos to keep the people you care about safe. We are at the forefront of machine learning, AI, cyber security and solutions. Using your skills in the technology frontline by helping to build a safer world. You can inspire change. Collaboration: having flexibility to do your job is one of our core benefits, enabling you to become part of our extraordinary team. We have been empowering our people to work flexibly for years. Whether you work from home, the office or on customer sites, we will give you the digital tools and the flexibility to work smarter and align your needs and ours. People: Leidos empowers people from every background to be themselves and gives you the tools to learn new skills by enabling growth whilst developing. We believe that extraordinary people need opportunities to grow, to be inspired and to inspire others. At Leidos, we invest in technical academies, career rotations and a career development plans that enhance your future. If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares. For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. £61,500.00-£78,800.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law. About Leidos Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit _. Pay and Benefits Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at _. Securing Your Data Beware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system – never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at _. If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the _. Commitment to Non-Discrimination All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws. #Remote

Description Software Engineer Programme Name: Maritime Internal Research & Development Location: Farnborough, with flexibility to work from home dependent on business demands Salary: £47,600 - £61,000 Are you ready for your next career challenge? We are seeking a Software Engineer (Python and Java) to play a key role in advancing Maritime Internal Research and Development (IRAD) within our National Security & Defence (NS&D) Division. You will help shape next‑generation capabilities in AI, autonomy, and machine learning, taking innovative concepts from research through to solutions ready for integration with operational platforms. Working in a fast‑paced and collaborative environment, you will contribute to problem analysis, solution design, and the delivery of high‑quality software across a diverse range of applications. Based at our Farnborough office, with flexibility for primarily remote working, you will join a high‑performing, multidisciplinary team operating across the UK. This is an opportunity to make a tangible impact, working within a creative team at the forefront of internal innovation and strategic business growth. We are looking for engineers with a strong foundation in software development and a passion for delivering robust, assured solutions. Due to the nature of the work, candidates must hold, or be eligible to obtain, UK SC clearance and be a sole UK national. The role offers exposure across multiple IRAD workstreams and the full software development lifecycle, providing the opportunity to grow your skills while contributing to mission‑critical outcomes The role is a full-time, permanent position that will make an impact from Day 1 and may Key Activities • Develop Software Requirements and Software solutions/recommendations, • Contribute to architecture and design baselines, • Fast-paced experimentation and solution development to meet mission focused use cases, • Software development of solutions to quality/safety/security software standards, • Integration of bespoke and COTS software products, • Configuration of software products and toolchains, • Software modelling and simulation, • Ability to demo capabilities and rapidly iterate based on feedback, • Change and release management, • Curious and inquisitive issue investigation and a flexible and adaptable approach to resolution, • Technical risk and opportunity management, • Liaison with UK-wide and global colleagues, suppliers and end user representatives, • Close working with other disciplines (i.e. Systems Engineering and Test Teams) Skills Required: • Proficiency in Python and Java; experience with C++ and JavaScript is desirable, • Experience working in Agile development environments, • Familiarity with Secure DevOps and CI/CD pipelines, including tools such as Jira, Bitbucket, JFrog, Ansible, Grafana, Splunk, Confluence, and Kubernetes, • Experience designing and implementing service‑oriented and microservices architectures, • Containerisation experience, preferably using Docker, • Use of automated testing frameworks and tools, • Experience developing solutions on AWS, • Delivery of software in line with quality, safety, and security standards, including Secure by Design principles, • Understanding of integrating sensor inputs, effects of latency, decision and behaviour trees, failure modes, autonomy algorithms, performance tuning and assessing AI accuracy, • Experience with LLMs, AI agents, and generative AI techniques, • Exposure to AI‑assisted and agentic software engineering tools, frameworks, and patterns (e.g. MCP, Claude Code), • Integration and configuration of COTS products Clearance Requirements: Current UK SC Clearance, or the ability to gain UK SC Clearance. Sole UK National. What we do for you: At Leidos we are PASSIONATE about customer success, UNITED as a team and INSPIRED to make a difference. We offer meaningful and engaging careers, a collaborative culture, and support for your career goals, all while nurturing a healthy work-life balance. We provide an employment package that attracts, develops and retains only the best in talent. Our reward scheme includes: • Contributory Pension Scheme, • Private Medical Insurance, • 33 days Annual Leave (including public and privilege holidays), • Access to Flexible benefits (including life assurance, health schemes, gym memberships, annual buy and sell holidays and a cycle to work scheme), • Flexi-Time Working Commitment to Diversity: We welcome applications from every part of the community and are committed to a truly diverse and inclusive culture. We foster a sense of belonging, welcoming all perspectives and contributions, and providing equal access to opportunities and resources for everyone. If you have a disability or need any reasonable adjustments during the application and selection stages please let us know, and we will respond in a way that best fits your needs. Who We Are: _– we work to make the world safer, healthier, and more efficient through technology, engineering and science. Leidos is a growing company delivering innovative technology and solutions focused on safeguarding critical capabilities and transformation in frontline services, our work in the United Kingdom includes addressing some of the most complex problems in defence, healthcare, government, safety and security, and transportation. What Makes Us Different: Purpose: you can use your passion and abilities at Leidos to keep the people you care about safe. We are at the forefront of machine learning, AI, cyber security and solutions. Using your skills in the technology frontline by helping to build a safer world. You can inspire change. Collaboration: having flexibility to do your job is one of our core benefits, enabling you to become part of our extraordinary team. We have been empowering our people to work flexibly for years. Whether you work from home, the office or on customer sites, we will give you the digital tools and the flexibility to work smarter and align your needs and ours. People: Leidos empowers people from every background to be themselves and gives you the tools to learn new skills by enabling growth whilst developing. We believe that extraordinary people need opportunities to grow, to be inspired and to inspire others. At Leidos, we invest in technical academies, career rotations and a career development plans that enhance your future. If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares. For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. £47,600.00-£61,000.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law. About Leidos Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit _. Pay and Benefits Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at _. Securing Your Data Beware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system – never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at _. If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the _. Commitment to Non-Discrimination All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.