Build production AI solutions with Python and backend engineering for Thomson Reuters, supporting tax and audit professionals in a hybrid work model. Deliver secure applications using LLMs and client-facing technical delivery across complex business needs.
As a Senior Software Engineer, you will build and deploy AI applications for tax preparation, audit testing, workpaper automation, validation, and regulatory analysis. You will lead simpler client builds while partnering with Staff and Principal engineers on complex solutions. Your work includes RAG pipelines, custom agents, backend services, and measurable evaluation.
Key Responsibilities: Own delivery for simpler builds and standard integrations
Build RAG pipelines, custom agents, and agentic workflows
Develop secure, scalable backend services and integrations




Establish evaluation, monitoring, tracing, and adversarial testing
Support deployments, incidents, runbooks, and handoffs
Requirements: Five or more years of software engineering experience
Two or more years building production AI applications
Robust Python, REST API, asynchronous, and event-driven experience
Experience with RAG, vector databases, and orchestration frameworks
Cloud, Infrastructure as Code, CI/CD, and observability experience
Apply senior Python, backend, and LLM engineering skills to reliable AI delivery for Thomson Reuters tax and audit customers.

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📌 Senior Python AI Software Engineer (Ontario)
🏢 Thomson Reuters
📍 Ontario