Posted: 12 June
The role
Salary: £40,000 - 70,000 per year Requirements: Strong experience with C# development Experience with .NET Framework and .NET Core Experience with WinForms or desktop application development Experience with MS SQL Server Experience with refactoring and modernisation projects Experience working in agile environments Experience with CI/CD practices Testing experience, with TDD as a bonus Exposure to cloud platforms, with AWS preferred Desirable: experience migrating legacy systems Desirable: exposure to React or JavaScript Desirable: experience introducing testing, deployment improvements, or modern engineering practices into existing systems Desirable: AI exposure or Python knowledge Responsibilities: Work closely with the CTO, Head of Engineering, and the original software author to understand and evolve a complex application Improve and progressively enhance an established C# .NET WinForms desktop codebase Help transition a large-scale legacy platform from an on-premise desktop environment to a modern .NET Core, cloud-based architecture Contribute to the technical direction of a major systems transformation programme Collaborate with stakeholders, challenge ideas constructively, and support knowledge sharing and planning workshops Participate in a friendly, collaborative engineering team and contribute to ongoing platform improvements Technologies: .NET Framework AI AWS C# CI/CD Cloud CTO Support JavaScript Python React SQL TDD ASP.NET Frontend Web More: We are a growing, technology-led business based in Slough, undergoing a major systems transformation with around 40 projects in the pipeline. We offer a hybrid working model, with an initial expectation of three days a week in the office and the potential to reduce to one to two days later. You will have direct access to leadership and architecture decisions, high technical ownership, and the opportunity to shape the future of a long-term transformation programme. Our team is small, collaborative, and sociable, with strong progression opportunities as our technology function grows. last updated 24 week of 2026