Senior Software Developer

Are you an experienced software developer who enjoys solving complex technical challenges and delivering innovative solutions with real-world impact?

We are looking for a Senior Software Developer to join our multidisciplinary team, developing software capabilities that support critical national security and defence outcomes. Working alongside scientists, engineers and operational stakeholders, you will design, build and deliver secure, scalable and maintainable software solutions that address challenging technical problems.

This is an exciting opportunity to work across the full software development lifecycle, from concept and prototyping through to implementation, integration and support. You'll have the opportunity to influence technical approaches, contribute to architectural decisions and help shape the future direction of software capabilities used within complex operational environments.

As a senior member of the team, you'll share your knowledge, support the development of colleagues and champion modern software engineering practices that drive quality, innovation and continuous improvement.

We're looking for someone with strong software development expertise, a collaborative mindset and a passion for delivering high-quality technical solutions that make a meaningful difference.

This role is eligible for an additional specialist allowance of £2758 annually subject to meeting extended onboarding requirements. The role may be eligible for additional skills allowances depending on the skills and experience of the applicant.

Dstl recognises the importance of diversity and inclusion as people from diverse backgrounds bring fresh ideas. We are committed to building an inclusive working environment in which each employee fulfils their potential and maximises their contribution.

What you'll do;

• Design, develop and maintain high-quality software applications, prototypes and technical capabilities.
• Translate user needs and technical requirements into practical software solutions.
• Contribute to software architecture, technical design decisions and technology selection.
• Develop secure, resilient, scalable and maintainable systems using modern engineering practices.
• Build, test, debug and support software throughout the development lifecycle.
• Use version control, automated testing and continuous improvement practices to enhance software quality and delivery.
• Work collaboratively with engineers, scientists, programme teams and operational stakeholders.
• Identify opportunities to improve tools, processes and development methodologies.
• Mentor and support colleagues, sharing technical knowledge and best practice.
• Keep up to date with emerging technologies and apply innovative approaches where they add value.
• Ensure all work is conducted in accordance with security, safety and governance requirements.

For more information on the job responsibilities, please see the job profile attached below.

Open to UK nationals only.

This job is not open to candidates who hold a dual nationality.

This vacancy is using Success Profiles (opens in a new window), and will assess your Behaviours and Experience.

We want you to have your best chance of success in our recruitment process, so If at any stage of the application process you would like help or assistance please contact the Dstl Recruitment Team dstlrecruitment@dstl.gov.uk and we will do all we can to support you.

Sifting will take place week commencing the 23rd of November with interviews taking place from the 30th of November.

Your interview will consist of behavioural and technical competency-based questions. You will also be required to deliver a 10-minute presentation. Further details for the presentation will be provided to candidates invited to interview.

Feedback will only be provided if you attend an interview or assessment.