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Senior C# Back-end Developer

Company

Capgemini

Location

montreal (administrative region), qc

Posted

May 29, 2026

Position Overview

Skills Needed

  • Demonstrated expert-level skill in C# and Visual Studio environment.

Mandatory Skills

  • Mandatory 8+ years of experience in C#.
  • Significant professional experience as a back-end/server-side developer and/or working on standalone desktop applications.
  • Strong abilities in multithreaded programming, data structures, algorithms, SQL, robust code design, and application optimization.
  • Proven experience in identifying, detecting, and refactoring underperforming code to improve application efficiency and performance.
  • Technology Stack Exposure (not limited to): SQL Server, gRPC, nHibernate, WinForms, WCF, REST API, Swagger etc.

Nice to Have

  • Prior experience in finance, trading, or domain-specific knowledge of asset classes (rates, FX, fixed income, structured products) is beneficial.
  • Familiarity with TDD and BDD concepts and a willingness to apply t...

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