Avanti Recruitment is working with a business in Rotherham that is looking for an experienced Web Developer / .NET MVC Developer to join its in-house development team. This role will require you in the office 3 days per week. The company has a substantial ASP.NET MVC application estate, with roughly 75% of the current work focused on MVC. The majority of this is legacy .NET Framework 4.8 MVC, alongside newer modern .NET projects as the business gradually modernises its systems. This role is therefore particularly suited to someone who is comfortable working hands-on with traditional .NET Framework MVC applications, rather than someone whose recent experience has mainly focused on APIs, Microservices or separate React/Angular frontends. Experience across both legacy MVC and modern .NET would be particularly valuable. The Role You will be involved throughout the application lifecycle, including design, development, testing, implementation and ongoing support. Responsibilities: Designing and developing web-based applications Building web interfaces for new and existing business systems Working across internal applications and public-facing websites Developing and supporting communication and integration layers Working with internal users and project managers to capture requirements Testing applications and resolving coding issues Considering application performance and browser compatibility Supporting existing applications while contributing to the move towards modern .NET ..... full job details .....