NET Developer

NET Developer Location: Office-Based | UK Industry: Financial Services Are you a strong C# developer who enjoys working on real-world systems while helping modernise them? We are hiring a .NET Developer to join a collaborative, office-based engineering team within an established UK financial services organisation. This role offers a rare opportunity to work on a live, customer-facing platform while actively contributing to its evolution toward modern .NET and Azure technologies. This is not a pure greenfield role. It is not a legacy-only support role. It is a genuine blend of both. The Role You will work on a business-critical lending platform used daily by customers across the UK. The role is approximately: * 60% backend * 40% front-end You will: * Maintain and enhance an existing ASP.NET MVC application * Build and improve backend logic using C# * Work with Entity Framework and SQL Server * Write and optimise T-SQL queries * Contribute to UI updates when required * Help drive the ongoing migration to .NET Core * Support the move to Azure App Services * Contribute to improving engineering standards and practices This is a hands-on, full-stack position with strong backend depth. Current Tech Stack ASP.NET - MVC 5 - .NET Framework - C# - Entity Framework - 6SQL Server - JavaScript / jQuery - HTML & CSSAzure SQL VMs Modernisation Roadmap * Migration to .NET Core * Azure App Services adoption * Improved SOLID and TDD practices * AI integrations * Continued cloud optimisation You will play an active role in shaping this transition. What We Are Looking For * Strong C# development experience * Experience with ASP.NET MVC and .NET Framework * Exposure to .NET Core * Solid SQL Server and T-SQL skills * Comfortable working full-stack in a backend-heavy role * Strong communication skills * Able to work collaboratively in an office-based environment Desirable * Experience migrating to .NET Core * Azure exposure * Experience with App Services * Understanding of SOLID principles and TDD * Mentoring experience The Ideal Candidate You will thrive here if you: Enjoy working with complex systems Are comfortable maintaining legacy code Are motivated to modernise and improve platforms Communicate clearly and confidently Want long-term impact rather than short-term project work If you are a .NET Developer who can balance maintaining a live production system with helping move it toward modern architecture, we would love to hear from you