C# .NET Software Developer

C# .NET Software Developer

Job summary:

As member of the software technical team, you will be joining a highly effective self-organizing agile team who builds, optimizes and maintains the XTran network management system and works together with project and product management, quality assurance and the service organization.

Minimum qualifications:

  • Bachelor or Master of Engineering, Master of Information Sciences or equal by experience.
  • Knowledge of .Net framework and C# programming language.
  • Working proficiency and communication skills in verbal and written English.
  • Dutch language skills desirable.

Preferred qualifications:

  • Experience in developing, debugging, and maintaining C# code.
  • Strong C# coding skills.
  • Ability to analyze business requirements and developing efficient solutions.
  • Ability to multi-task and manage tasks with varying priorities in an agile development environment.
  • Strong problem solving, debugging, and performance tuning skills.
  • Experience in setting up unit- and component testing and using automated testing.
  • Experience in working in a multidisciplinary team together with hardware and firmware engineers.


  • Design, develop, test, deploy, maintain and improve software in a .Net software environment.
  • Manage individual project priorities, deadlines and deliverables.
  • Keep up to date with latest technologies and tools.
  • Perform regular design and code reviews and participate in debugging and coding to resolve issues.
  • Introducing new technologies and platforms into the development activities of the R&D group.

We offer:

  • A function with a broad responsibility and we offer you the opportunity to perform independently but with the full support of the team.
  • A professional, warm and supportive team.
  • Market adjusted monthly salary and we like to add the following fringe benefits: mealvouchers, medical care insurance, group insurance, refund of internet connection at home, mobile phone, laptop, full electric company car according to your grade and our Commute policy and if requested we can also provide a lease for a bike.
  • We also offer our employees two extra days paid leave of absence, 12 ADV days and our company is closed between Christmas and New Year.
  • Belden and OTN Systems think very highly about employees wellbeing, and we organise different activities throughout the year.

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About Belden & OTN Systems

Belden Inc. delivers the infrastructure that makes the digital journey simpler, smarter and secure. We’re moving beyond connectivity, from what we make to what we make possible through a performance-driven portfolio, forward-thinking expertise and purpose-built solutions. With a legacy of quality and reliability spanning 120-plus years, we have a strong foundation to continue building the future. We are headquartered in St. Louis and have manufacturing capabilities in North America, Europe, Asia, and Africa. For more information, visit us at

OTN Systems is a leading supplier of mission-critical telecommunication solutions to industrial customers for more than 30 years. The company has developed a unique next generation platform tailored for industrial applications. XTran is a flexible, state-of-the-art product allowing customers to go full packet. Its underlying MPLS-TP technology avoids the complexity of generic telecom solutions developed for service providers. XTran secures reliable operations in harsh environments, while its management system (TXCare) supports an intuitive and simple handling. Since its market introduction back in 2014, more than 100 customers worldwide have deployed XTran.

OTN Systems became part of the Belden group in January 2021.

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