Fullstack Software Engineer

Forward Role
Cheltenham, United Kingdom
Last week
£55,000 – £95,000 pa

Salary

£55,000 – £95,000 pa

Job Type
Permanent
Work Pattern
Full-time
Work Location
On-site
Seniority
Lead
Education
Degree
Security Clearance
Required
Posted
18 May 2026 (Last week)

Full Stack Software Lead - National Security

Join our growing team and help strengthen the UK's safety and resilience.

We're a leading technology and engineering company supporting customers across National Security, Defence and Intelligence, delivering systems that operate in the most demanding and sensitive environments.

As a Full Stack Software Lead, you'll deliver mission critical solutions for National Security customers - building products that protect people, platforms, missions and information against evolving threats.

You'll help customers use data to improve mission outcomes, lead teams hands-on, and mentor others while working at the forefront of innovation.

What you'll be doing:

  • You'll lead a team delivering valuable increments across back-end technologies.

  • Partner with engineering and customer technical leaders to shape the roadmap.

  • Turn user needs into epics/stories and define effective ways of working.

  • Build secure, maintainable software using test-driven practices.

  • Select suitable patterns across established and emerging technologies.

  • Convert designs into working implementations and document to required standards.

  • Develop and maintain APIs, UI components and data pipelines within existing data infrastructure.

  • Lead and contribute to agile ceremonies (stand-ups, refinement, planning, demos).

  • Keep the team aligned on upcoming features, impacts, and user needs.

What you'll bring (or Required Skills / Qualifications):

  • Back-end: Java (Spring Boot) and/or Go.

  • Front-end: React or Vue.js.

  • Testing: JUnit/Jest/Cypress (or equivalent).

  • Tooling: GitLab/Git, Docker, Kubernetes, Helm, GitLab CI/Argo CD/Jenkins, Jira/Confluence.

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