CONTRACT BACK-END ENGINEER – .Net / C# / Claude (OUTSIDE IR35)

C# / .NET | Claude Code | Agentic AI | TDD | CI/CD

Hybrid – 2 Days Onsite in Greater Manchester
£4500 – £550 Per Day | Outside IR35 | Initial 3 Months

CONTRACT AI BACKEND ENGINEER

We’re looking for an experienced Backend Engineer to join a forward-thinking engineering team where AI-assisted development is becoming part of everyday software delivery.

This is a hands-on development role. You’ll work within the sprint team, writing and shipping production C#/.NET code whilst using Claude Code as part of your daily engineering workflow.

We’re looking for someone who is already comfortable using AI to accelerate development — prompting, reviewing and iterating outputs whilst remaining fully accountable for the quality of their code.

WHAT WILL YOU BE DOING?

• Build and ship backend applications and REST APIs using C# and .NET
• Use Claude Code as part of your day-to-day development workflow
• Own features through design, build, test, deployment and operation
• Write clean, secure and maintainable production code
• Apply TDD and automated testing
• Work with modern CI/CD processes
• Collaborate with the Principal Engineer, Architect and wider Agile team
• Work to strong standards around security, data privacy and change control

WE NEED YOU TO HAVE…

• Strong commercial C# and .NET backend experience
• Experience designing and developing REST APIs
• Hands-on experience using Claude Code for software development
• Strong TDD / automated testing experience
• Good knowledge of CI/CD
• Strong software engineering and architecture fundamentals
• Experience working within Agile development teams

IT WOULD BE GREAT IF YOU ALSO HAVE…

• Experience within a UKGC-regulated or similarly regulated environment
• Azure or AWS experience
• Experience with GitHub Copilot, Cursor, OpenAI or similar AI tooling

TO BE CONSIDERED…

Please apply through this advert or email me directly via [email removed].

For further information, please call me on [phone removed].

KEY SKILLS: C# / .NET / Claude Code / Agentic AI / REST APIs / TDD / Automated Testing / CI/CD / Backend Engineering / Agile / Contract / Outside IR35