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.NET Developer

BrusselsOn siteHours negotiable<3months

An organization is looking for a. NET Developer to take ownership of designing and delivering high-quality software solutions within a complex Transport Execution Management environment. You'll work closely with solution designers and business stakeholders to translate functional needs into reliable, maintainable applications. This role is suited to an experienced developer who combines strong technical expertise with initiative, clear communication, autonomy, and a collaborative mindset.

What you will do.

  • Design and develop robust applications using the.NET ecosystem and.NET Core Web API.
  • Translate business requirements and technical concepts into effective software solutions.
  • Apply Clean Code, Clean Architecture, SOLID principles, and established design patterns.
  • Develop secure, scalable, and performant APIs.
  • Build and maintain meaningful automated unit tests and ensure a high standard of code quality.
  • Work with Azure cloud services, PaaS components, and event-driven architectures.
  • Contribute to CI/CD pipelines and DevOps practices using Azure DevOps.
  • Work with Docker and Kubernetes for containerised deployments.
  • Integrate applications reliably with backend APIs and support online/offline data synchronisation where required.
  • Work with relational databases, including database modelling, SQL querying, and performance optimisation.
  • Use Git effectively and contribute to sound branching and collaboration practices.
  • Communicate technical decisions clearly to both technical and non-technical stakeholders.
  • Take ownership of deliverables, proactively identify issues, and contribute to the team's overall success.

What they ask

  • More than 5 years of professional experience in.NET development.
  • More than 3 years of experience with Azure Cloud development.
  • More than 3 years of experience developing.NET Core Web APIs.
  • Demonstrable unit testing experience across at least 3 projects.
  • Demonstrable experience applying Clean Code, Clean Architecture, and SOLID principles across at least 3 projects.
  • Strong knowledge of the.NET ecosystem, including LINQ, async/await, security practices, data structures, and design patterns.
  • Experience designing secure and performant Web APIs.
  • Experience with Azure services, PaaS components, and event-driven patterns.
  • Experience with automated testing, CI/CD, Azure DevOps, Docker, and Kubernetes.
  • Strong SQL and relational database skills.
  • Good knowledge of Git and modern version control practices.
  • A proactive, independent, and solution-oriented approach.
  • Strong communication and teamwork skills.
  • The ability to remain calm, constructive, and professional in challenging situations.

Profile

  • Fluent in either Dutch or French (C2 level) and English (C1 level), both spoken and written.
  • Independence and ownership are essential.

How to apply

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