Senior Full-Stack Engineer for Critical National Infrastructure

Company: Leidos
Apply for the Senior Full-Stack Engineer for Critical National Infrastructure
Location: Ham
Job Description:

Leidos in the United Kingdom is seeking a Senior Software Engineer (Full Stack) to sustain the current environment and deliver new capabilities across backend and frontend.

You will work on REST APIs in Java and modern SPA front-ends using React/TypeScript, Angular, or Vue, with CI/CD and automated tests. The role includes mentoring and collaboration within an Agile team on a key national infrastructure programme.

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Posted: August 17th, 2026