AI Systems Principal Engineer Role

Thomson Reuters • toronto, on, Canada • Posted June 05, 2026

Location toronto, on
Job Type Full-time
Category Other-General
Posted June 05, 2026
Become a pivotal part of Thomson Reuters as a Principal Engineer specializing in AI systems honed for audit and accounting. This role entails both leadership and hands-on development.
Join the CoCounsel for Audit team and take ownership of backend AI frameworks that ensure scalable and efficient operations. Your engineering expertise will guide multi-team initiatives while you engage deeply in coding and architectural design. This role suits engineers transitioning from management back to a code-focused environment, seeking dynamic technical challenges.
Key Responsibilities:
• Architect backend services for robust AI agents
• Lead cross-functional AI initiatives across departments
• Mentor engineers to elevate code quality and integration
• Collaborate with teams on AI model releases
• Oversee integration strategies within Thomson Reuters’ systems
Requirements:
• 8-10+ years in backend service development
• Expertise in Python, PostgreSQL, and AWS
• Ski...

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