Senior .Net Developer
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NET professional to support the migration and modernization of several critical information tools that underpin core business processes. This opportunity is ideal for someone who combines strong technical depth with a hands-on mindset, and who can help ensure the quality, performance, and long-term sustainability of business-critical software solutions. Responsibilities
- Contribute actively to the development of software components in .
NET Framework and .
NET Core.
- Design scalable technical solutions in collaboration with the architecture team.
- Translate functional requirements into robust technical solutions together with analysts.
- Carry out code reviews and promote strong development practices across the team.
- Support team members through technical coaching and mentoring.
- Safeguard the quality, performance, security, and maintainability of applications.
- Contribute to system performance optimisation and the evaluation of new technologies aligned with business goals. Technical Skills
- Strong expertise in C# and .
NET Core / .
NET 10.
- Hands-on experience with ASP.
NET Web API, MVC, and Blazor.
- Solid knowledge of authentication and authorisation concepts, including JWT, OIDC, and claims-based security.
- Experience with Entity Framework Core and SQL Server.
- Good understanding of REST APIs and Swagger/OpenAPI.
- Experience with unit and integration testing. Profile
- Strong analytical thinking and the ability to process and integrate complex information.
- Structured, solution-oriented mindset with the ability to identify practical alternatives.
- Technical leadership skills and a collaborative approach.
- Resilient and adaptable when facing technical or contextual change.
- Comfortable guiding others and contributing to a culture of excellence. Practical Information
- Language
requirements:
fluent in one of the two national languages, French or Dutch, at C2 level, and very good English at C1 level.
- The role requires working from the office in Brussels at least twice per week.
- Teleworking is possible within Belgium. Contactperson & Reference
- Reference #: INW27470
- Pieter Messely
- pieter.messely@i4m.be
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