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Mid-level Freelance Hybrid

MSZ Systems

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Location: Jersey City USA, Toronto / Montreal (Hybrid) CA Type: Contract Experience: 6–10+ Years (3–5+ Years in Sophis) About the Role We are looking for an experienced Sophis C++ Developer / Consultant to support front-office trading, risk, and post-trade operations within Capital Markets. ...

Jersey city, United states

02-03-2026

Senior Freelance Hybrid

MSZ Systems

MSZ Systems logo

Role Overview We are seeking a Senior Full Stack Developer with strong backend and capital markets expertise to join a front-office technology team supporting Equity Derivatives (Options focus). This role sits at the intersection of trading workflows, risk systems, and modern AI-driven platform en...

Montreal, Canada

02-03-2026

Senior Freelance Hybrid

MSZ Systems

MSZ Systems logo

Senior Backend Engineer – C# / .NET (Capital Markets) Location: Toronto (Hybrid) Experience: 10+ Years Technology: C#, .NET Core, Distributed Systems Role Overview We are looking for a Senior Backend Engineer with deep expertise in C# and modern .NET to design, build, and support high-perfo...

Toronto, Canada

30-01-2026

Senior Freelance Hybrid

MSZ Systems

MSZ Systems logo

Job Location: - Downtown Toronto ( 3 days work from office) What is the opportunity? As a Senior Developer you will join a highly talented team that develops & maintains high-availability low-latency real-time systems that helps with communication surveillance for Capital Markets. You will work on...

Toronto, Canada

21-01-2026

Junior Freelance Hybrid

MSZ Systems

MSZ Systems logo

Job Description We are seeking a Python Developer with strong core Python expertise to build, enhance, and support scalable applications and services. The role involves designing clean, efficient code and collaborating with cross-functional teams to deliver reliable, high-performance solutions. Ke...

Toronto, Canada

08-01-2026