Back End Developer

BAE
London

 

Location(s): UK, Europe & Africa : UK : London || UK, Europe & Africa : UK : Frimley || UK, Europe & Africa : UK : Leeds || UK, Europe & Africa : UK : Manchester 

 

BAE Systems Digital Intelligence is home to 4,500 digital, cyber and intelligence experts. We work collaboratively across 10 countries to collect, connect and understand complex data, so that governments, nation states, armed forces and commercial businesses can unlock digital advantage in the most demanding environments.

Job Title: Back End Developer

Requisition ID: 122289

Location: UK Sites - Hybrid - 1-3 days onsite per month

Grade: GG10

Referral Bonus: £5,000

This opportunity is to be involved in the development and deployment of new software solutions to high profile customers within the defence sector. Whilst this role is a hybrid role, the working pattern will be mainly working from home with travel to customer sites as required (approx. 1-3 days once per month). particularly during launches and deployments.

As a Back end developer, you will:

  • Analyse software requirements to define and document REST API endpoints
  • Develop and implement secure REST API endpoints using modern Software Languages
  • Use appropriate software development tools; e.g. source control, continuous integration
  • Follow industry standard disciplines and best practices
  • Collaborate with cross-functional teams to design and ship new features
  • Translate API requirements into high-quality, stable, secure and performant code
  • Understand web vulnerabilities and best practices to avoid vulnerable code
  • Troubleshoot and debug issues on various platforms to ensure smooth user experiences
  • Participate in code reviews to maintain code quality and consistency

You can bring to the role:

Essential:

  • Experience in a number of established software development languages, including but not limited to Java, .NET or Python
  • Experience of development in SQL and database best practices
  • Experience with unit and integration testing
  • Familiarity with RESTful APIs and integration
  • Understanding of CI/CD pipelines using software such as GitLab or Jenkins etc.

Desirable:

  • Knowledge of modern authentication and authorization mechanisms
  • Experience using OpenAPI specification tools such as Swagger, NSWAG
  • Comfortable developing on both Linux and Windows
  • Experience with containerisation technologies such as Docker and Kubernetes
  • Experience with the Atlassian suite of tools (Jira, Confluence) for development, documentation, and Agile delivery
  • Knowledge of data migration methodologies
  • Knowledge of the wider Tech Stack used by BAE Systems, such as React, Keycloak, Elasticsearch

Why BAE Systems?

This is a place where you’ll be able to make a real difference. You’ll be part of an inclusive culture that values diversity of thought, rewards integrity, and merit, and where you’ll be empowered to fulfil your potential. We welcome people from all backgrounds and want to make sure that our recruitment processes are as inclusive as possible. If you have a disability or health condition (for example dyslexia, autism, an anxiety disorder etc.) that may affect your performance in certain assessment types, please speak to your recruiter about potential reasonable adjustments.

Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role, to allow for meaningful security vetting checks.

Life at BAE Systems Digital Intelligence 

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.

Division overview: Government

At BAE Systems Digital Intelligence, we pride ourselves in being a leader in the cyber defence industry, and Government contracts are an area we have many decades of experience in. Government and key infrastructure networks are critical targets to defend as the effects of these networks being breached can be devastating.

As a member of the Government business unit, you will defend the connected world and ensure the protection of nations. We all have a role to play in defending our clients, and this is yours.

Posted 2025-10-21

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