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S.i. Systems

Senior.NET Developer responsible for leading the upgrade of a mission-critical voter registry system from ASP.NET MVC (.NET Framework 4.x) to a modern, supported.NET platform.

📍 Location
Saskatoon, Saskatchewan
⏰ Job Type
Contract
📅 Posted
June 12, 2026
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Job Description

Our client is looking for a Senior .NET Developer responsible for leading the upgrade of a mission‑critical voter registry system from ASP.NET MVC (.NET Framework 4.x) to a modern, supported .NET platform.

Must-haves:

  • 10+ years .NET development experience using C#, ASP.NET MVC, Razor, and SQL Server
  • Proven delivery of multiple legacy .NET modernizations (.NET Framework 4.x → .NET 6+ / .NET 7+)
  • Strong hands-on experience with Entity Framework (EF6 and/or EF Core) and AutoMapper
  • Expertise refactoring tightly coupled MVC applications with complex business rules
  • Experience building and maintaining RESTful APIs
  • Working knowledge of .NET Core / modern .NET architecture
  • Experience using CI/CD pipelines and DevOps practices for deployment
  • Demonstrated ability to mentor and upskill developers for long-term application su...

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