NET Developer | Initial 3-month Contract | £400 - £450 per day Outside IR35 Remote (UK) | C# / .NET | ASP.NET Core | APIs | gRPC | Advanced Engineering A precision engineering organisation developing complex automotive products is seeking a .NET Developer to join its engineering team. This is a backend-focused opportunity for a developer who enjoys building high-quality APIs, web services and distributed systems. You'll work on technically challenging software, collaborating with experienced engineers to design, develop and support the services that underpin advanced technology platforms. The Role You'll be responsible for developing and maintaining modern .NET applications, web services and communication layers, helping to deliver scalable, reliable and high-performance software solutions. Key responsibilities include: Developing applications using C# and modern .NET technologies Designing and supporting ASP.NET Core APIs and web services Building and maintaining gRPC services Contributing to service-oriented and distributed architectures Writing clean, maintainable and testable code Participating in code reviews and technical discussions Troubleshooting and resolving software issues Working within an Agile engineering environmentAbout You You'll have a strong software engineering background with a particular focus on backend development and API technologies. Essential Skills Commercial experience developing applications in C# Strong knowledge of .NET Core / modern .NET Extensive experience building web services and APIs using ASP.NET Core Experience developing and supporting gRPC services Understanding of distributed systems and service-based architectures Experience using Git and modern development practices Strong problem-solving and communication skills Experience in advanced engineering, IOT, Automotive, Aerospace orDesirable Skills Experience developing software for advanced engineering, automotive, motorsport, simulation, robotics, industrial automation, IoT, aerospace or other physical-product environments would be highly advantageous. Candidates who have worked on software that forms part of a wider engineered product are particularly of interest. WPF MVVM Azure or cloud-based platforms Containerisation technologies Experience working on engineering, scientific or technical software productsWhat's on Offer Fully remote working Varied and technically challenging projects Collaborative engineering culture Opportunity to influence software architecture and product development Career progression within a growing technology-focused organisation