Full-Stack Developer (SC/DV Cleared)
Job Title: Full Stack Software Engineer
Location: London (Hybrid / Flexible)
Type: Permanent or Contract
Clearance: Active Enhanced DV or DV clearance preferred | SC clearance considered
Salary: Competitive (based on experience & clearance level)
We’re working with a specialist digital consultancy delivering secure, user-centred solutions across government and national security sectors. They’re looking for talented Full Stack Developers who can contribute to mission-critical systems - blending strong back-end development in Go with solid Front-End (FE) knowledge , particularly in React .
This is an opportunity to work in highly secure environments on meaningful projects that directly impact national capabilities. You’ll collaborate within agile, multi-disciplinary teams that value innovation, technical excellence, and continuous improvement.
Key Responsibilities
- Design, develop, and maintain full-stack applications using Go (Golang) and React
- Collaborate with designers, DevOps engineers, and product teams to build scalable, user-focused services
- Ensure high standards of software quality through code reviews, automated testing, and CI/CD practices
- Participate in architecture discussions and technical design sessions
- Integrate APIs and backend systems into modern, accessible front-end interfaces
- Contribute to continuous delivery pipelines and infrastructure-as-code practices
- Maintain awareness of security and performance in all aspects of delivery
Key Requirements
- Active Enhanced DV clearance (preferred) – essential for access to secure projects (Can be regular DV or SC)
- Proven experience as a Full Stack Software Engineer
- Strong knowledge of Go (Golang) for backend development
- Solid Front-End experience – ideally with React , TypeScript, and modern UI patterns
- Experience working within Agile / DevOps delivery environments
- Understanding of secure coding practices and working within classified or government settings
- Excellent problem-solving skills and a proactive approach to technical challenges
- Strong communication and collaboration skills, comfortable working in cross-functional teams
Desirable:
- Exposure to cloud platforms (AWS, Azure, or GCP)
- Experience with containerisation (Docker, Kubernetes)
- Familiarity with CI/CD tools and automation pipelines
- Understanding of infrastructure-as-code tools (Terraform, Ansible, etc.)
If you have a background in the Government/Public Sector space and software development expertise, then please apply now!
- Company
- X4 Technology
- Location
- London, UK
Hybrid / WFH Options - Posted
- Company
- X4 Technology
- Location
- London, UK
Hybrid / WFH Options - Posted