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BAE Systems
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July 16, 2026
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Operational Cyber Software Engineer – Gloucester – National Security

Gloucester, England
Full-time
Onsite
Entry Level
BAE Systems Digital Intelligence is a leader in cyber defense, seeking an Operational Cyber Software Engineer to work within their Operational Cyber Group. The role involves applying technical skills to develop secure software solutions that address critical cyber needs for national security.
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Responsibilities

  • Technical delivery: apply modern development practices to build secure, reliable solutions for our customers
  • Implementing robust solutions: design, develop, test, and document software in accordance with business & industry best practices, to meet our customer requirements, leveraging continuous integration where appropriate
  • Adaptability: work with a range of languages, tools, and technologies to support real world missions, including exploring and learning to use emerging languages and technologies
  • Collaboration: work alongside experienced engineers to deliver high-assurance code, taking part in peer reviews and technical discussions

Qualification

Required

  • Familiarity with a variety development tools (IDEs, debuggers, or version control) and techniques (unit testing, mocking, continuous integration, test-driven development)
  • Understanding of computing principles (e.g. stack/heap distinction, compiled/interpreted languages)
  • Proficiency with at least one solution language (e.g. C++, Java, C#) and one utility language (e.g. Python, JavaScript, Perl, PowerShell)
  • Understanding of the internals of at least one major operating system
  • Ability to pick up new languages and technologies quickly
  • Ability to communicate and collaborate effectively, including with people from non technical backgrounds
  • Ability to achieve an eDV UK security clearance

Preferred

Benefits

  • We offer a range of flexible working arrangements – please speak to your recruiter about the options for this particular role.
  • Supportive Community: we are inclusive and friendly team, committed to helping each other learn and succeed. We have active Diversity & Support groups focusing on wellbeing, neurodiversity, mental health, and more.
  • Clear Career Progression: with structured progression pathways, mentorship, and training throughout your career, your growth is supported from day one.
  • Here you’ll build a career with purpose and limitless possibilities.
  • With lifelong learning and meaningful work – this is a place where you can grow your career with confidence and be empowered to be your best.
  • You’ll be recognised for your contribution and enjoy rewards tailored to what’s most important to you and your family – support for your financial and personal wellbeing, as well as a balanced lifestyle.
  • In an environment embracing sustainable ways of working and with a strong sense of shared purpose, our supportive culture is a place you can feel you belong and proud of the difference you make.
  • We’re committed to building an inclusive workplace where everyone feels valued and supported.
  • If you require any reasonable adjustments during the recruitment process, please contact our recruitment team to discuss any further support you may need.
  • We are embracing Hybrid Working. This means you and your colleagues may be working in different locations, such as from home, another BAE Systems office or client site, some or all of the time, and work might be going on at different times of the day.
  • By embracing technology, we can interact, collaborate and create together, even when we’re working remotely from one another.
  • Hybrid Working allows for increased flexibility in when and where we work, helping us to balance our work and personal life more effectively, and enhance well-being.
  • Diversity and inclusion are integral to the success of BAE Systems Digital Intelligence.
  • We are proud to have an organisational culture where employees with varying perspectives, skills, life experiences and backgrounds – the best and brightest minds – can work together to achieve excellence and realise individual and organisational potential.
BAE Systems is an aerospace, defence, and information security company that provides advanced and technology-led solutions.
Glassdoor
3.7
Founded in 1999
London, England, GBR
10001+ employees
http://www.baesystems.com
BAE Systems is an aerospace, defence, and information security company that provides advanced and technology-led solutions.
Glassdoor
3.7
Founded in 1999
London, England, GBR
10001+ employees
http://www.baesystems.com