30 Dec. 2021

Senior .NET Developer

Job description

  • Product Support: Ensuring the continuity of the operations of the software product and providing support to the users of these applications.
  • Product Maintenance: Ensuring the correct functioning of the software product: resolution of production problems and adaptation of the software product to a changed environment.
  • Product Enhancement: Providing a software product that is fully adapted to the business needs by implementing new functionality requested by the business users.
  • Project Services: Adapting the software product to fit requirements from corporate-wide projects.

The developer will be involved in all aspects of the services, including bug finding and resolution, incident management, new developments, … .

Based on detailed analysis (UML), and following our client's guidelines and market best practices the candidate will produce quality code, with unit-testing, code coverage and documentation. The developer will also participate in the design of the solution in collaboration with the technical architect. Ideally the candidate will have relevant experience in corporate-wide projects.

The developer will work in the team responsible for the messaging product of the Gas Flow Management suite of our client. This product is responsible for the business-to-business communication with partners outside our client.


  • Cooperate with Technical Lead and Project Manager to produce functionalities.
  • Implement new functionalities and maintain existing software.
  • Testing (unit tests, integration tests).
  • Collaborate with operations teams to deploy/configure the software.
  • Realize support and maintenance service by helping in bug finding and resolution, incident management.
  • Propose Architectural improvements of existing products.
  • Together with the Technical Architect participate in design phase of new product



  • Ability to communicate with business analysts for understanding the specifications and designs that form the basis for implementation
  • Ability to communicate with technical lead to understand the constraints of the architecture that must be followed.
  • Ability to communicate in Dutch (spoken) or French (spoken) and English (spoken and written)


  • Ability to work relatively independently following the priorities and timing of the release plan
  • Ability to work structured following the procedures (check-in, check-out, time sheet reporting, punctuality)
  • Ability to work according to rules, standards and guidelines defined in the architecture
  • Ability to communicate realistic predictions about the development work
  • Ability to learn a complex business model


  • Ability to develop on the .Net platform in a structured way according to the coding conventions and rules.
  • Ability to do bottom-up research for problem diagnostics.
  • Experience in implementing software development good practices.
  • Experience in maintaining complex software systems with a large codebase.
  • Affinity with the technical stack used by the team:
    • Net Core 3.1 / .Net Framework
    • ASP.NET WebApi / WCF
    • RabbitMQ or affinity with other Messaging platforms
    • Entity Framework or NHibernate
    • SqlServer or Oracle
    • DDD
    • Unit testing
    • Design patterns


Brussel(s) / Bruxelles

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