Lead QA Software Engineer - AI I

Lead QA Software Engineer - AI I

Join Thomson Reuters as a Lead QA Software Engineer working on AI‑driven software for professionals and our flagship product, Westlaw.

About the Role

In this fast‑moving role you will lead AI quality strategy, develop testing frameworks and support backend services that power generative AI agents and orchestration systems.

Lead AI quality strategy for the content engineering team and design a framework using AI for content migration quality checks.

Work closely with product managers, designers and AI / ML engineers to build testing plans, timelines and release strategy for content migration.

Innovate, implement and operationalize test frameworks for backend services using Python, FastAPI, PostgreSQL and AWS cloud infrastructure.

Design and implement backend services that power generative AI agents and orchestration systems.

Build robust services that support generative AI experiences such as Conversations, Workspaces, Grid and Knowledge Base.

Develop test suites for backend services and implement AI orchestration systems integrating LLMs from OpenAI, Anthropic and other providers.

Ensure backend systems are secure, scalable and optimized for AI‑driven applications and monitor performance across millions of documents and AI interactions.

Qualifications

Bachelor’s degree in computer science, computer engineering, related field or equivalent experience.

7+ years of hands‑on software development experience in test automation, building scalable web services and APIs.

3+ years of hands‑on experience using Python.

Expertise in AWS cloud services (Redis, DynamoDB, S3, SQS, Kinesis, KMS, IAM, Secret Manager, etc.) or similar cloud services.

Experience managing infrastructure with Terraform, CloudFormation or similar IaC tooling.

Strong data engineering background and experience with Retrieval Systems leveraging tools like OpenSearch.

Experience implementing modern DevOps best practices in production environments (CI / CD using GitHub Actions and AWS services).

Experience with LLMs, AI solutions and evaluation of agentic systems and workflow.

Excellent interpersonal skills with the ability to influence across organizational boundaries.

Pragmatic, curious mindset that drives elegant solutions to complex problems.

Strong communication skills that enable articulation of technical concepts to diverse audiences.

Demonstrated ability to mentor others and contribute to engineering culture.

Experience in using AI‑powered tools in SDLC is required.

Benefits

Hybrid Work Model – flexible hybrid working environment (2–3 days a week in the office depending on the role).

Flex My Way – supportive workplace policies for personal and professional responsibilities, flex work arrangements and up to 8 weeks of remote work per year.

Career Development – continuous learning and skill development, Grow My Way programming and skills‑first approach.

Competitive Benefits – flexible vacation, company‑wide Mental Health Days, Headspace app, retirement savings, tuition reimbursement, employee incentive programs and wellness resources.

Culture – award‑winning reputation for inclusion, belonging, flexibility and work‑life balance.

Social Impact – two paid volunteer days off per year, pro‑bono projects and ESG initiatives.

The AI recruitment process uses Thomson Reuters’ AI system to support parts of our global recruitment process and always involves a human review.

Compensation : Base range varies by location. For Ontario, Canada the base compensation range for this role is $140,000 CAD – $175,000 CAD. Additional annual bonus may apply.

Thomson Reuters complies with local laws requiring upfront disclosure of the expected pay range for a position. This role may also be eligible for an annual bonus based on enterprise and individual performance.

Equal Employment Opportunity : Thomson Reuters is proud to be an Equal Employment Opportunity Employer providing a drug‑free workplace. We make reasonable accommodations for qualified individuals with disabilities and sincerely held religious beliefs in accordance with applicable law.

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