Trading Systems Engineer

Citigroup Inc. · mississauga, on, Canada

Location
mississauga
Job Type
Full-time
Posted
May 26, 2026

Job Description

We are looking for a highly skilled and hands‑on Software Engineer to drive modern engineering practices and technology transformation within the back‑office trading application. You will play a critical role in designing, developing, and maintaining scalable, high‑quality software solutions while ensuring best‑in‑class engineering standards, including trunk‑based development, test automation, security, and modern ways of working.

Software Development & System Design

Design, develop, and maintain robust, scalable, and high‑performance applications.

Implement trunk‑based development practices to enable continuous integration and rapid delivery.

Develop clean, maintainable, and testable code following SOLID principles and software design best practices.

Ensure high levels of unit test coverage, test‑driven development (TDD), and behavior‑driven development (BDD).

Actively contribute to hands‑on coding, code reviews, and refactoring to...

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