Senior Applied Scientist, Document Understanding

Thomson Reuters

📍 toronto, on, Canada

Full-time Other-General Posted June 14, 2026

Job Description

Senior Applied Scientist, Document Understanding

New Position: This position is open due to an existing vacancy to support our evolving business needs.

This applied science position focuses on designing, building, and deploying production-grade document understanding systems that power Westlaw, PracticalLaw, and CoCounsel.

You will work across semantic chunking, document enrichment, and knowledge graph construction for complex legal, tax, and accounting content — delivering foundational intelligence that multiple product teams depend on at scale.

What This Role Involves

  • Design and deploy semantic chunking models for lengthy, non-uniformly structured legal documents with adjustable granularity across use cases
  • Build document enrichment systems that classify documents according to legal and customer-defined taxonomies and extract rich metadata
  • Develop LLM-based knowledge graph construction pipelines that extract ...