🌿 Back to all jobs

🥝 Senior Data QA Analyst

TMX Group | toronto, Canada | Posted June 05, 2026

Job Description

Senior Data QA – Datalinx (Back‑end Engineering) We are looking for a technical Senior Data QA to join our Datalinx cluster. This is a backend‑heavy engineering role focused on high‑volume trade simulation and data integrity. You will use Python to build automation frameworks that simulate thousands of real‑time trades, ensuring our systems can handle market volatility. You will use complex SQL to deep‑dive into our databases, validating that every byte of data flowing through our AWS pipelines is accurate, compliant, and timely.

Reports to:

Senior Manager, Data & Analytics & Enterprise Data Architect

Job Location:

Hybrid (2‑3 days in office) – based in Toronto, ON.

Key Accountabilities

Build Simulation Frameworks: Design and maintain Python‑based automation scripts (using Pytest/Requests) to simulate thousands of real‑time trades and stress‑test our trading platforms.

Data Pipeline Validation: Validate ETL/ELT processes wi...

Apply for This Position

Submit Application