Applied Scientist

Thomson Reuters•Toronto, ON

2d•Hybrid

About The Position

This posting is for proactive recruitment purposes and may be used to fill current openings or future vacancies within our organization. Are you excited about working at the forefront of applied research in an industry setting? TR Labs is the AI Research & Development arm of Thomas Reuters. We are seeking scientists with a passion for solving problems using state-of-the-art artificial intelligence and machine learning. What does Thomson Reuters Labs do? We experiment, we build, we deliver. Our core mission is to innovate industry-leading solutions for Legal, Tax & Accounting, Risk, and News Media professionals. We systematically explore and develop new technologies, particularly those in relevant areas of AI/ML, with an unwavering focus on customer problems and opportunities. About the Role As an Applied Scientist, you will develop and implement machine learning and AI solutions to address business problems across Thomson Reuters' legal, tax, and regulatory domains. Working with guidance from senior team members, you will design experiments, build models, and translate research into production-ready features. This role involves strong collaboration with product and engineering teams to deliver measurable impact for customers. You will learn from deep domain experts about a variety of complex and interesting real-world problems.

Requirements

PhD or Master’s degree in Computer Science, Machine Learning, or a related field
1-2 years of hands-on experience building systems using modern techniques in information retrieval, NLP, machine learning, or generative AI (examples include deep learning, transformer architectures, hybrid search, dense retrieval, vector databases, or agentic systems)
Strong programming skills in Python and familiarity with a modern ML framework (PyTorch, JAX, DeepSpeed, or similar)
Experience working with shared codebases and version control systems
Familiarity with cloud development environments (AWS, Azure, or GCP)
Strong communication and problem-solving skills, with the ability to work effectively across functions
Experience implementing and evaluating solutions with large language models and LLM evaluation frameworks (e.g., OpenAI Evals, HELM, LM Harness, or custom tools)
Experience with retrieval-augmented generation (RAG), tool-using agents, and agentic frameworks

Nice To Haves

Publications or preprints in relevant venues (NeurIPS, ACL, EMNLP, ICLR, SIGIR)
Experience with production code and MLOps practices

Responsibilities

Develop and implement machine learning and AI solutions to address business problems across Thomson Reuters' legal, tax, and regulatory domains.
Design experiments, build models, and translate research into production-ready features.
Collaborate with product and engineering teams to deliver measurable impact for customers.
Learn from deep domain experts about a variety of complex and interesting real-world problems.

Benefits

Hybrid Work Model (2-3 days a week in the office depending on the role)
Flex My Way policies designed to help manage personal and professional responsibilities
Work from anywhere for up to 8 weeks per year
Continuous learning and skill development opportunities
Grow My Way programming
Skills-first approach to career growth
Flexible vacation
Two company-wide Mental Health Days off
Access to the Headspace app
Retirement savings
Tuition reimbursement
Employee incentive programs
Resources for mental, physical, and financial wellbeing
Globally recognized, award-winning reputation for inclusion and belonging, flexibility, work-life balance, and more
Two paid volunteer days off annually
Opportunities to get involved with pro-bono consulting projects and Environmental, Social, and Governance (ESG) initiatives
Market competitive health, dental, vision, disability, and life insurance programs
Competitive 401k plan with company match
Competitive vacation, sick and safe paid time off
Paid holidays (including two company mental health days off)
Parental leave
Sabbatical leave
Optional hospital, accident and sickness insurance paid 100% by the employee
Optional life and AD&D insurance paid 100% by the employee
Flexible Spending and Health Savings Accounts
Fitness reimbursement
Access to Employee Assistance Program
Group Legal Identity Theft Protection benefit paid 100% by employee
Access to 529 Plan
Commuter benefits
Adoption & Surrogacy Assistance
Access to Employee Stock Purchase Plan