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Senior C#.Net Software Engineer

United Kingdom 80000.00 - 90000.00 GBP / Year · Job Posted March 21, 2026
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Job Description

We are looking to recruit an SC Cleared Senior C#.Net Software Engineer for a leading IT consultancy to join a growing engineering team delivering modern, scalable cloud-based solutions. This is a hands-on role with real influence over technical direction, engineering standards, and ways of working. You’ll play a key role in designing and building high-quality applications, while also helping to drive adoption of modern development practices – including the use of AI-powered coding tools across the team. This is primarily a remote role with infrequent travel for team and customer meetings.

Job Responsibility

  • Design, build, and maintain applications using .NET (Core/Framework) and C#
  • Develop and integrate RESTful APIs in a secure, scalable environment
  • Work with Azure services (App Services, Functions, Storage, SQL)
  • Build and optimise CI/CD pipelines using Azure DevOps
  • Embed best practice across security, testing, and code quality
  • Lead on improving engineering processes and standards
  • Drive adoption of AI coding tools (e.g. GitHub Copilot, Claude) to enhance productivity and consistency

Requirements

  • Strong experience with .NET / C# development
  • Solid background building and consuming REST APIs
  • Hands-on experience with Microsoft Azure
  • Experience with Azure DevOps and CI/CD pipelines
  • Good understanding of authentication and security (OAuth, JWT, API security)
  • Experience writing unit and integration tests (xUnit, NUnit or similar)
  • Proven experience in production environments

Nice to have

  • Experience introducing or scaling use of AI coding agents across engineering teams
  • Ability to define and roll out best practice development processes
  • Experience mentoring or supporting other engineers
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