Senior Back-end C# Developer Needed

montreal, qc, Canada • Posted May 26, 2026

Job Type: Full-time
Location: montreal, qc
Posted: May 26, 2026
Category: IT & Technology
Application Deadline: July 05, 2026

Role Description

Capgemini is searching for a Senior Back-end C# Developer to lead optimization efforts on critical applications. Leverage your extensive experience in a diverse environment.

In this role, you will utilize your 8+ years of C# experience as you focus on back-end development and standalone desktop applications. Your skillset in multithreaded programming and robust code design will be essential as you work to refactor existing code, improving performance and efficiency. Your contributions will directly impact our application’s success in a collaborative team setting.

Key Responsibilities:
• Refactor and enhance existing software components
• Collaborate with cross-dev teams effectively
• Detect and resolve underperforming code issues
• Improve application performance through optimization
• Assist in release management and code reviews

Requirements:
• 8+ years of C# and Visual Studio experience
• Strong server-...

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