> Markdown version of [/jobs/ext/1195060-senior-net-developer-arnhem](https://www.wearedevelopers.com/jobs/ext/1195060-senior-net-developer-arnhem). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior .NET Developer - Arnhem - **Company:** OfferZen - **Location:** Amsterdam, Netherlands - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** ASP.NET, JavaScript (Programming Language), .NET Framework, Amazon Web Services, Automation of Tests, Unit Testing, Microsoft Azure, C Sharp (Programming Language), Cloud Computing, Databases, Continuous Integration, Data Migration, Scripting, ReactJS, Vue.js, AngularJS, Front End Software Development, Restful APIs, Microservices - **Published:** July 7, 2026 - **Apply:** https://nl.engineering.jobs/nl/vacature/senior-net-developer-arnhem-7943904 ## About the Role NET, ASP.NET, AngularJS, ASP, C#, Network, JavaScript, React.js, Support, Testing ## Description Requirements - ----------- ### Must have: ### - This role requires full-time office presence in Johannesburg. - 10+ years of relevant experience - Excellent knowledge of coding in C# and using .NET technologies - Experience in developing and supporting software including applications, database integration, interfaces, and new functionality enhancements - Experience collaborating with Frontend developers to integrate user-facing elements - Experience in microservices architecture and RESTful API services - Experience working in an English-speaking environment - Analytical mindset and good problem-solving skills - Ability to optimize applications for maximum speed and scalability - Experience implementing automated testing platforms and unit tests - Experience with data migration, transformation, and scripting - Knowledge of frontend JavaScript frameworks such as Angular, React, and Vue is a plus - Knowledge of CI/CD practices is a plus - Familiarity with TDD/BDD practices is a plus - Familiarity with cloud technologies such as AWS, Azure, or GCP is a plus Responsibilities: - ---------------- - Develop and support software including applications, database integration, interfaces, and new functionality enhancements - Collaborate with Frontend developers to integrate user-facing elements - Optimize the application for maximum speed and scalability - Implement automated testing platforms and unit tests - Handle data migration, transformation, and scripting - ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Company: - ------- We are OfferZen, a developer jobs marketplace that connects developers with a vast network of top tech companies eager to interview you directly. We give candidates upfront information about the tech stack, role, and salary so they can make informed decisions, and our personal talent advisors support salary benchmarking, interview preparation, and job offers. This Senior .NET Developer role is based in Johannesburg and requires full-time in-office presence. - ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- ## Related Videos - [Watch Tests Go Brrrr! : Getting Started with Cypress in ReactJS](https://www.wearedevelopers.com/videos/282-watch-tests-go-brrrr-getting-started-with-cypress-in-reactjs) - [Building Multi-Tenant ASP.NET Core Applications: Best Practices and Real-World Solutions](https://www.wearedevelopers.com/videos/1552-building-multi-tenant-asp-net-core-applications-best-practices-and-real-world-solutions) - [Lessons learned from building a thriving Vue.js SaaS application](https://www.wearedevelopers.com/videos/1666-lessons-learned-from-building-a-thriving-vue-js-saas-application) - [Web development best practices in 2021](https://www.wearedevelopers.com/videos/280-web-development-best-practices-in-2021) - [Navigating the Corporate Jungle: Life as a Developer in a large Company](https://www.wearedevelopers.com/videos/621-navigating-the-corporate-jungle-life-as-a-developer-in-a-large-company) - [Why you must use TDD now!](https://www.wearedevelopers.com/videos/114-why-you-must-use-tdd-now) ## Related Articles - [Software Developer Salary in The Netherlands [2023]](https://www.wearedevelopers.com/magazine/217-software-developer-salary-in-the-netherlands-2023) - [How to Find Tech Jobs in Amsterdam](https://www.wearedevelopers.com/magazine/279-how-to-find-tech-jobs-in-amsterdam) - [How to land a developer job in Amsterdam](https://www.wearedevelopers.com/magazine/36-how-to-land-a-developer-job-in-amsterdam) - [The Netherlands – Europe’s powerhouse for software development?](https://www.wearedevelopers.com/magazine/31-the-netherlands-europe-s-powerhouse-for-software-development) - [Best Companies in the Netherlands: Top 25 Companies in 2023 ](https://www.wearedevelopers.com/magazine/193-best-companies-in-the-netherlands-top-25-companies-in-2023) - [Find a Developer Job: 12 Best Job Sites For Developers](https://www.wearedevelopers.com/magazine/165-find-a-developer-job-12-best-job-sites-for-developers)