Posted: 19 June
The role
Salary: £54,000 - 75,000 per year Requirements: Hands-on experience in application design. Experience specifying, designing, building, and testing complex full-stack software solutions. Expertise in designing and developing APIs. Experience working in Windows and Linux environments. Good practical knowledge of relational database technologies, ideally PostgreSQL. Strong data skills with demonstrable analytical ability. Ability to problem-solve quickly and confidently by understanding issues, identifying causes, and correcting them. Expertise in at least two back-end technologies, ideally Java and Python. Experience with JavaScript or TypeScript and at least one front-end technology stack, ideally React. Software virtualisation skills, e.g. Docker. Willingness and ability to gain, or currently hold, UK Security Clearance (SC) as a minimum. British nationality and eligibility to undergo UK Security Clearance, including having lived in the UK for at least the last 5 consecutive years. Ability to commute easily to Milton Keynes and potentially other UK sites. Ability to work collaboratively as part of a small team with proactive communication. Responsibilities: Design and implement user interfaces using HTML, CSS, JavaScript, TypeScript, and React. Ensure responsiveness and cross-browser compatibility. Improve user experience. Create APIs and services. Write server-side logic using Java and work with Spring Boot. Design and maintain relational databases such as PostgreSQL and MySQL. Write efficient queries and maintain data integrity. Set up CI/CD pipelines using tools such as GitHub Actions and Jenkins. Manage cloud services such as AWS, Azure, and GCP. Automate deployments and monitor application performance. Review peers code to ensure quality and maintainability. Write unit, integration, and end-to-end tests using tools such as JUnit, Testcontainers, Vitest, and Storybook. Create and maintain internal documentation for code and APIs. Work with product managers, designers, and other developers to deliver features. Implement authentication, authorisation, and other security best practices. Support the development, integration, rollout, and support of complex solutions. Work at client sites and from home as required. Technologies: AWS Azure CI/CD Cloud CSS Docker GCP GitHub Support JUnit Java JavaScript Jenkins Linux MySQL PostgreSQL Python React Security Spring Spring Boot Storybook TypeScript Windows DevOps UX UI Design More: We are offering an exciting opportunity for a Senior Software Engineer to join our experienced team supporting a significant public sector deployment of IT solutions and bespoke software. Based in Milton Keynes with 2-3 days on-site each week, this role involves working closely with customer representatives, solution architects, academia, and leading software development companies. The salary is £60,000 to £75,000, and the position requires UK Security Clearance and British nationality due to its reserved status. last updated 25 week of 2026
