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Location: Amersfoort, Netherlands
Our client operates a large-scale digital trading network used by thousands of companies worldwide. Their cloud-based platform connects retailers, suppliers, and logistics partners, enabling the seamless exchange of orders, invoices, and business documents across complex ERP landscapes.
As transaction volumes continue to scale, they’re looking for a Senior .NET Developer to help shape the future of their core web platform, improving existing functionality while designing an architecture built for long-term growth and reliability.
This is a hands-on role with real technical ownership and influence.
🔥 What You’ll Get
- Competitive salary - up to €90,000, depending on experience
- Senior technical ownership of a high-traffic, mission-critical platform, shaping its architecture and long-term direction
- Collaborative, cross-functional environment with close alignment across teams
🧠 Your Impact
- Build and enhance web applications used by thousands of companies globally, by designing and evolving the architecture to support scale and future growth
- Work across backend and frontend using C#, ASP.NET, VB.NET, and HTML
- Act as a sparring partner to the CTO and provide technical leadership within the team
✅ What We’re Looking For
- HBO-level thinking or equivalent experience, with 4+ years of professional C# / ASP.NET development
- Strong experience designing and building scalable software architecture
- Solid knowledge of Microsoft SQL, C#, ASP.NET, and Azure DevOps
- Structured, detail-oriented engineer with a strong command of Dutch and English
🚀 What Will Make You Stand Out
- Experience working on large-scale or high-volume transaction platforms
- Comfort taking ownership of technical decisions and mentoring others
- Background in cloud-based B2B or integration-heavy systems
Ready to play a key role in shaping the technical future of a platform that connects thousands of businesses every day?
Apply now to join a team where engineering quality, ownership, and long-term thinking truly matter.
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