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Senior .NET Developer

Insight Global — Canada · Posted ~20 hours ago

Senior Contract Remote

Skills

C# .NET Framework .NET Core .NET 8 or 9 .NET 10 migration ASP.NET MVC Software development Enterprise application development Web development Vulnerability remediation .NET Framework 4.7.2 .NET 8 .NET 9 .NET 10

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Summary ✨ AI‑Generated

A Senior .NET Developer is sought for a fully remote contract supporting an enterprise modernization and security remediation initiative. The role involves migrating applications from an older .NET Framework version to a modern .NET release, analyzing web pages, converting existing code, and developing new functionality. Strong C#, ASP.NET, MVC, and enterprise software experience are required, with the ability to deliver quickly under tight deadlines.

Highlights

Fully remote senior .NET development contract with an initial three-month term and possible extension. The role offers exposure to enterprise-scale modernization, security remediation, and a major migration from legacy .NET Framework technology to a current .NET platform.

Description

3 months contract till December 2026- possibility of extension Fully remote- EST Insight Global is looking for a Sr. Software Developer based in Canada to join a large HCM company on a 3 month contract to support a government-focused vulnerability remediation program and .NET migration program. The successful candidate will be supporting the migration of .NET Framework v4.7.2 to .NET v10 and will be responsible for analyzing web-pages, converting code, and writing net new code. Candidates must be able to hit the ground running to meet urgent deadlines. Please Note: We may use artificial intelligence tools to assist with the screening, assessment, or selection of potential applicants for this position. REQUIRED SKILLS AND EXPERIENCE - 5-7+ years experience working as a Software Developer within large enterprise environments - Excellent experience with C#, .NET framework (at least v4.5), .NET CORE (at least v8 or v9), and ASP.NET with MVC design patterns - Strong experience working within monolithic environments and building modern platforms - Strong experience building microservices and containerized applications using docker or Kubernetes - Experience deploying and working with ci/cd pipelines (XAML or YAML) - Experience with CSS, HTML, or ASPx webpages - Experience with testing - validating smoke tests, and ability to create unit tests - Experience with AI assisted development tools - GitHub CoPilot, ChatGPT, or equivalent - Strong experience with SQL Server DB - Excellent communication skills, collaboration skills, and eagerness to work on challenging projects NICE TO HAVE SKILLS AND EXPERIENCE - Experience supporting and remediating internal nuget packages and third party packages - PowerShell scripting - GitHub for source control - Previous experience with .NET framework migrations to .NET core - MongoDB - Working within agile/scrum environment - Ability to identify performance bottlenecks or scalability challenges Vacancy Status: This posting is for a currently vacant role, and the successful candidate will be hired into an existing open position. Please Note: We may use artificial intelligence tools to assist with the screening, assessment, or selection of potential applicants for this position.