Senior DevOps Backend Engineer .NET | Build the new employer portal for millions of pension members | Major Dutch pension provider A major Dutch pension provider is rebuilding the portal that thousands of employers use every month to file their pension declarations. The new platform is built in .NET, React/TypeScript and Azure, and it serves millions of members. The team is looking for a hands‑on Senior .NET engineer. You will help shape the new build while also keeping the current portal stable.
About the role You will join an Agile DevOps team, mainly building backend functionality for the new Employer Portal. You will also maintain the existing ASP.NET application on .NET Framework 4.8, which employers still use daily. The role is 36 to 40 hours per week with a chance of extension. You will be based in Heerlen with only one fixed office day (Tuesday), so the rest of the week is flexible.
You will:
Build new backend functionality, REST APIs and system integrations in .NET on Azure
Review and contribute to frontend work in React and TypeScript
Maintain the existing ASP.NET (.NET Framework 4.8) portal, including bug fixes and technical improvements
Resolve production incidents and take part in Agile DevOps ceremonies
About you
Senior-level experience in C# and modern .NET backend development
Hands‑on experience with ASP.NET on .NET Framework
Experience building REST APIs and integrations, ideally on Azure
Comfortable reviewing or contributing to React/TypeScript code
Able to work from Heerlen every Tuesday
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Senior DevOps Backend Engineer .NET in Heerlen werkgever: Levy NL
Levy Professionals is een uitstekende werkgever die zich richt op het verbinden van ervaren professionals met toonaangevende organisaties in de Europese markt. Met een sterke focus op samenwerking en innovatie, biedt het bedrijf een stimulerende werkomgeving waar medewerkers de kans krijgen om hun analytische vaardigheden te ontwikkelen en bij te dragen aan belangrijke verbeteringen in datakwaliteit en rapportageprocessen. Bovendien stimuleert Levy Professionals persoonlijke groei en biedt het unieke mogelijkheden om te werken met multidisciplinaire teams in een dynamische sector.
