On behalf of a major public player in the Belgian railway sector, we are looking for a Full Stack .NET Developer to support the evolution and maintenance of several critical business applications within the infrastructure design office. The work environment follows Agile/Scrum principles and values collaboration and proactivity.ResponsibilitiesDesign, develop, and maintain internal applications (.NET, Angular, Blazor, WPF, etc.).Implement and optimize CI/CD pipelines in Azure DevOps.Ensure code quality, documentation, and compliance with security standards.Collaborate with business and IT teams, and provide expert-level support.Required technical skills10+ years: Azure DevOps, Visual Studio, VS Code, DBeaver, PostgreSQL, Oracle, SQL Server, TypeScript, JavaScript, HTML/CSS/SASS, C#, Bash, SQL, PL/PGSQL.5+ years: IIS, Node.js, GIT, Azure, Azure DevOps pipelines, REST/HTTP(S), Angular, .NET (Core/Framework), Blazor, Angular Material, Entity Framework, OAuth2, ADFS, WPF, AUTODESK Vault/Revit/AutoCAD APIs, Cordova, Knockout.JS, Opcenter, SAP API.2+ years: Microsoft Office, QGIS, ArcGIS MAPS SDK for JS.Bonus: Telerik, advanced GIS knowledge.Professional English: C1 level.Key soft skills:Solid understanding of both the client's IT and business challenges.Ability to integrate smoothly into a team that values kindness, courage, positivity, and reliability.Strong skills in communication, presentation, and reporting.Commitment, professionalism, and a strong sense of responsibility over the duration of the contract.Practical detailsLocation: Brussels-Capital RegionWorkload: Full-timeDuration: 01-01-2026 ⇒ 31-12-2030 (≈ 5 years)Desired start date: 01-01-2026Apply before: 06-08-2025, 5:00 PM (Europe/Brussels)Application process:Please send your CV along with your desired daily rate (note: a rate significantly above market standards may reduce your chances of selection).