Senior Developer.NET

We're looking for a senior .NET developer to design, develop and maintain Microsoft-based applications. You'll combine hands-on development with technical mentoring, helping keep solutions scalable, secure and maintainable.

What you'll do

• Translate functional requirements into technical solutions with analysts.
• Design scalable software solutions with architects.
• Review code against development best practices.
• Coach developers on technical decisions and implementation.
• Optimise application performance.
• Evaluate and integrate new technologies against business needs.

What you bring

• Senior-level experience in software design, development and maintenance.
• Hands-on experience with .NET Framework, .NET Core, Blazor and Entity Framework.
• SQL and REST APIs for application development.
• Authentication and authorisation using JWT, OIDC and claims.
• Unit and integration testing to support code quality.
• Experience with Agile development and GitHub Copilot.
• Critical analysis and structured problem-solving, including assessing alternatives and drawing conclusions.
• Technical leadership and collaboration, with the ability to adapt to technical changes.
• French or Dutch, C2.
• English, C1.

Good to know

• 40-hour working week, with flexible hours between 07:30 and 20:00.
• Core hours are 09:00 to 12:00 and 13:00 to 16:00.