Graduate Software Engineer
Confirmed on the employer's own hiring board on Oct 21, 2026. First seen by Alion on Oct 7, 2026. BAE Systems scores B on the Alion truth index.
Description
Job title: Graduate Submarines Software Engineer
Location: Frimley (Surrey). We offer a range of hybrid and flexible working arrangements - however for this role you will be expected to attend your site 3 days per week.
Salary: £34,000 Per Annum + £2,000 Welcome Bonus
Who we are
Join BAE Systems and you’ll be part of something bigger. As a valued member of our global colleague network, you’ll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You’ll be trusted to play your part in delivering the advanced, technology-led defence, aerospace and security solutions of tomorrow - shaping a safer future, for all of us.
From the depths of the ocean, to the far reaches of space - there’s no limit to where a career at BAE Systems could take you.
Role description
As a Graduate Software Engineer, you could be completing work in a variety of specialist teams across the business including in build, in service and support teams of all classes of submarine. You will be involved with the design, development, testing and integration of a variety of complex software systems. You will also have the opportunity to get involved in all stages of the software engineering lifecycle, from requirements through to release as well as support of in-service submarines.
Core duties
- Production of software architectures and designs based on each submarine’s requirements.
- Implementation of requirements and design utilising a variety of programming languages and tools.
- Design and development of software tests to prove a number of qualities including; functionality, robustness, performance.
- Testing and integration of software and target hardware.
- Support of lifecycle and product maturity activities such as design reviews.
The Submarines Team
Be a part of designing, building, testing, and commissioning the Astute and Dreadnought Class, the largest and most advanced submarines operated by the Royal Navy, providing a powerful and secure deterrent for the United Kingdom.
Why BAE Systems
Here you’ll build a career with purpose and limitless possibilities. With lifelong learning and meaningful work - this is a place where you can grow your career with confidence and be empowered to be your best. You’ll be recognised for your contribution and enjoy rewards tailored to what’s most important to you and your family - support for your financial and personal wellbeing, as well as a balanced lifestyle. In an environment embracing sustainable ways of working and with a strong sense of shared purpose, our supportive culture is a place you can feel you belong and proud of the difference you make.
A place where everyone can thrive
We’re committed to building an inclusive workplace where everyone feels valued and supported. We know that a diversity of backgrounds, perspectives and experiences strengthens our teams and is vital to the work we do.
Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role, to allow for meaningful security vetting checks.
Qualification requirements
As a minimum requirement you must have obtained, or be predicted to obtain, a 2:2 Bachelor’s degree or a pass at Master’s level in the following subjects: Computer Science, Software Engineering or similar STEM subject.
Start date:
6th September 2027
Length of contract:
Permanent contract