Senior Web Developer responsible for hands-on development and modernization of enterprise web applications using.NET, SQL Server, and Umbraco CMS, including legacy refactoring and COTS evaluation.

S.i. Systems • Regina, Saskatchewan • Posted June 21, 2026

About the Role

Our client has an immediate opportunity for a Senior Web Developer responsible for hands-on development and modernization of enterprise web applications using .NET, SQL Server, and Umbraco CMS, including legacy refactoring and COTS evaluation.

6-month contract with extension

Must Have:

  • 7+ years of Web Application Development experience
  • Strong expertise in C# and .NET / ASP.NET Core (MVC, Web APIs)
  • Hands-on experience with Umbraco CMS (v8+ preferred)
  • Advanced SQL Server skills (query optimization, stored procedures, data modelling)
  • Experience with RESTful APIs, authentication, and authorization
  • Strong understanding of modern web technologies (HTML5, CSS3, JavaScript)
  • Experience with Git / source control workflows

    • Nice-to-Have:

  • Experience with Azure (App Services, SQL Azure, DevOps)
  • Familiarity with CI/CD pipelines and DevOps practices
  • Exp...