Contract Senior Full Stack Software Engineer

Role: Senior Full Stack Software Engineer
Location: London, Manchester or Bristol (Hybrid)
Length: Initial 6-month contract
Rate: £650-£700 per day (Inside IR35)
Clearance: Active SC clearance is preferred, or candidates must be SC-eligible

We’re supporting a major UK Government department that’s looking for a Senior Full Stack Software Engineer to help design, build, and run critical digital services.

This is a hands-on role suited to someone who enjoys technical ownership, mentoring others, and improving the resilience and security of live systems.

Key experience

• Strong backend development in two or more languages (Python, Node.js/JavaScript, Ruby)
• End-to-end full stack experience including modern frontend frameworks and accessibility standards
• Experience building cloud-hosted services (AWS, serverless/FaaS)
• Containerisation and microservices using Docker and Kubernetes
• Solid understanding of authentication, authorisation, and web security best practices
• Modern engineering practices: TDD, automated testing, CI/CD, GitHub, IaC (Terraform)
• Comfortable working in Agile delivery environments, both independently and collaboratively

Desirable

• Experience with .NET / ASP.NET Core
• Exposure to Azure or GCP