.Net (C#) Developer - Senior

Our customer from the Brussel region is an important Telecom player. We are looking for a Develooper – Senior.

Our customer is actively working on TV mobile and Apple TV applications, and they are looking to up staff some of these projects with a Medior/Senior .Net (C#) developer.

These projects are usually done in partnership with other vendors or local development team, and the developers we are looking for should be able to be a contributing as a member of the development team, as well as acting as a skilled company developer in our collaboration with external vendors and business.


As a .Net (C#) developer you will :

  • Work together with a team of Net, Windows, iOS and Android developers in a collaborative and communicative manner
  • Interact with end-customers to understand their product vision, prioriteits and requirements and help them develop the roadmap for the product
  • Bring and extensive knowledge of .Net (C#)


  • You have a Master Degree in computer science or equivalent through experience
  • You have 7 to 10 years of experience in .Net (C#) development
  • You have experience with Visual Studio 2017
  • You have experience with HTTP/1.1
  • You have experience with developing unit testing
  • You have experience with distributed version control systems (GIT), automated builds & continuous integration (Visual Studio Team Services)
  • You feel comfortable creating libraries that can be reused by other developers/teams
  • You have a good knowledge on Xamarin
  • You apply your extensive experience in asynchronous programming.
  • You show ‘SOLID’ design principles are your bible, refactoring your way of life
  • You think about source control and automated build/deployment strategies in advance
  • You have proven experience in developing mobile applications
  • You bring a pro-active, can-do attitude, as you are comfortable working in a flexible environment with short deadlines
  • You are a creative thinker, able to contribute to the analysis of tasks and requirements, as well as to the subsequent solution design

In addition, it would be an advantage if you also have:

  • Experience in native mobile app development knowledge / expertise is preferred, especially iOS / Apple TV
  • Experience working with Agile / iterative development practices, including continuous integration, test-driven development, refactoring and pair programming
  • Cross platform development experience on other mobile / embedded runtime platforms such as iOS, Linux and Windows Mobile
  • Knowledge of Clean Architecture
  • Experience on .Net Standard
  • Extensive interest in mobile apps and gadgets
  • Experience in porting/optimizing applications to mobile platforms and environments


In addition to a contract with an attractive salary, we offer you:

  • an exciting employer in full expansion that offers many future opportunities for your further career in the technical sector;
  • a lot of extra-legal benefits that fit your contract type and your own preferences (such as a company car / bicycle, group insurance, daily allowance);
  • TEC Plaza's (better known as afterwork or network drinks) that you should not miss; company events in a real TEC atmosphere. Just think of the annual BBQ, sports events (Ten Miles), an end-of-year dinner, a family day (film day), etc.
  • the ability to further develop your own talent thanks to our Competence Center (expert classes where one guest speaker will tell about a technical topic) and thanks to our online Cevora training courses (for both your soft and hard skills);
  • personal contact with and support of our close team of Office Manager, Sales Managers and HR Coördinators
  • a personal gift on special occasions (birthday, anniversary, ...);
  • occasional treats at the yard or customer site;
  • and last but not least: the chance to build up a large network and to share your experiences and knowledge with other technical profiles.

Get in touch

Do you want to contribute to this success story? Send your CV to dominique.moolenaar@tec.be


Projectleider Gebouwen
Midcareer (ervaren)

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