About this role
For our partner in the Beveren region, we are looking for a Senior Fullstack .NET Developer with a strong backend focus within .NET. You should also feel comfortable occasionally contributing to frontend development (React or Blazor). As a Senior Developer, you will be part of a team of 5 developers and work on the transformation of a large and complex legacy application landscape. You will help modernize existing business-critical systems and evolve towards a future-oriented and modern architecture. Within this environment, you will have the opportunity to take on a key role in the further evolution of the internal application landscape of an international company. Growth potential: In the longer term, there may be opportunities within the team to grow into a team lead role. This requires both technical maturity and strong people and communication skills. Role responsibilities: Develop and maintain backend-driven web and API solutions in .NET (C#, ASP.NET Core) Modernize existing applications and contribute to migrations towards modern architectures Translate functional requirements into scalable and secure technical solutions Develop and integrate REST APIs between different systems Collaborate on frontend development using React and/or Blazor Ensure code quality through testing, code reviews, and documentation Act as a technical point of contact and coach for less experienced colleagues Contribute to architecture, technical decisions, and future evolution Profile At least 7 years of experience in a .NET environment Strong knowledge of .NET Core, C#, ASP.NET, Entity Framework, and React and/or Blazor Experience with REST APIs, application security, and CI/CD processes Familiar with Git and containerization such as Docker, OpenShift, or Kubernetes Interest/basic knowledge of cloud technologies such as Azure Experience with legacy applications (WPF/WinForms) Strong analytical mindset, independent, and responsible Fluent communication in English; knowledge of Dutch is a nice to have