C++ Software Engineer: Build Low-Latency Trading Systems

Citadel Securities • remote, remote, Canada • Posted June 01, 2026

Location remote, remote

Job Type Full-time

Category IT & Technology

Posted June 01, 2026

                A leading capital markets firm in Ontario is seeking a driven C++ Software Engineer to design, build, and maintain high-performance trading systems. This mid-senior level role emphasizes solving complex challenges with clean code and collaboration with traders. Applicants should have a deep knowledge of C++, and a background in trading is a plus. This role includes a comprehensive relocation package.
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