Vacancy: Software Engineer

Description Software Engineer Whiteley (Hybrid / Primarily Home‑Based) Security Clearance: Must hold or be eligible for SC clearance In the UK, we work across defence, government, safety and security, and transportation, helping customers solve some of their most complex and mission‑critical challenges. Everything we do is guided by our Mission, Vision, and Values and a commitment to doing the right thing for our customers, our people, and our communities. We are looking for a Software Engineer to join our Air Traffic Management (ATM) programmes.

Based in Whiteley, with primarily home‑based working, you’ll be part of a multi‑disciplinary engineering team supporting safety‑critical, real‑time Air Traffic Control systems. You’ll contribute across the full software lifecycle, from requirements and design through to deployment and operational support. The role involves working on multiple applications, so it suits someone who is organised, adaptable, and comfortable working in a structured, regulated environment.

Investigating and resolving software and system issues Developing and maintaining software requirements and designs Designing, building, and implementing software solutions Creating and executing software test plans Supporting change, release, and configuration management Working closely with Systems Engineering, Test teams, and project stakeholders Ensuring compliance with software engineering processes and assurance standards Proven experience developing software solutions (e.g. Ada, C, C++) Experience delivering software on Linux operating systems Experience across software development, integration, and test Experience working across the full project lifecycle, from requirements to delivery Experience delivering real‑time and/or safety‑critical software Experience with Agile methods (e.g. Scrum) Knowledge of modelling languages (e.g.

Experience with procedural and object‑oriented languages (e.g. C, C++, Java) Experience with scripting languages (e.g. Python ) Understanding of configuration management in a software engineering environment 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. Contributory Pension Scheme ~ Private Medical Insurance ~33 days Annual Leave (including public and privilege holidays) ~ Access to Flexible benefits ~ Commitment to Diversity: We welcome applications from every part of the community and are committed to a truly diverse and inclusive culture.

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. 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.

Working together as Team Leidos we are helping to transform the UK's defence supply chain by providing an integration of a complex mixture of services, at low risk, using a modern suite of systems that will deliver one version of the truth. For the first time, the MOD will see the whole picture, as it is happening. 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. 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.

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 that enhance your future. 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. 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.

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. Securing Your Data com automated system – never from free commercial services (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at [email protected] you believe you are the victim of a scam, contact your local law enforcement and report the incident to the U.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.