Lead Applied Scientist, Thomson Reuters

$170-316k

+ Employee Stock Purchase Plan. Canada rates: $140,000 - $175,000 (CAD)

Senior and Expert level

London

New York

Toronto

2-3 days a week in office

Financial news and financial data provider

Be an early applicant

Financial news and financial data provider

1001+ employees

B2CPublishingAnalyticsFinancial ServicesAdvertisingMedia

Be an early applicant

$170-316k

+ Employee Stock Purchase Plan. Canada rates: $140,000 - $175,000 (CAD)

Senior and Expert level

London

New York

Toronto

2-3 days a week in office

1001+ employees

B2CPublishingAnalyticsFinancial ServicesAdvertisingMedia

Company mission

To help professionals advance their businesses and gain competitive advantage with the trusted answers only we can provide.

Job

Company

Role

Who you are

PhD or Master's degree with equivalent industry experience in Computer Science, Machine Learning, or related field
7+ years of hands-on experience building production IR, NLP, ML, or GenAI systems leveraging modern techniques
Demonstrated experience leading through others in cross-functional teams to deliver end-to-end AI capabilities
Strong product mindset with ability to translate complex customer problems into successful AI applications
Proven ability to demonstrate novel methods that influence product roadmaps and business outcomes
Outstanding communication and analytical skills
Deep expertise in RAG architectures, agentic frameworks, tool-using systems, and evaluation methodologies
Significant experience developing novel methods for complex professional domains such as medical, tax, or law
Publications at top-tier venues (ACL, EMNLP, NAACL, NeurIPS, ICLR, SIGIR, KDD)
Experience delivering production code with well-managed software/MLOps practices

What the job involves

As a Lead Applied Scientist, you will define research strategy and lead high-impact initiatives that shape Thomson Reuters' AI/ML roadmap across multiple product features
You will drive innovation in specialized domains such as legal reasoning, document understanding, or knowledge graphs, establishing best practices and technical vision
You will provide thought leadership internally and externally, mentoring scientists across Labs and leading stakeholder engagement. You will develop a deep understanding of customer problems and the data that informs them

Application process

End Date: May 1, 2026 (

Our take

Thomson Reuters is reinventing the way professionals work. The multinational media conglomerate provides answers that help professionals make better decisions to run smarter businesses. It targets those in complicated sectors that move society forward; tax, law, compliance, government, and media.

Founded over 165 years ago, the company is now powered by thousands of international journalists. This bandwidth guarantees speed, impartiality, and insight that have helped Thomson Reuters retain its position a market leader. To stay competitive with companies founded in the digital era, Thomson Reuters places emphasis on helping clients reinvent themselves for the newly disruptive digital age.

As well as investing in the coverage of growth markets India and China, and embarking on a number of fintech acquisitions, Thomson Reuters announced an expansion of its long-term partnership with the London Stock Exchange Group in 2023. Together, they plan to enhance the value of financial and market news services to LSEG customers, whilst delivering a superior experience to professionals around the world.

Freddie

Company Specialist at Welcome to the Jungle

Insights

4% employee growth in 12 months

Glassdoor (4.1)

Trustpilot (1.7)

Company

Company HQ

Wellington Place, Toronto, ON

Leadership

Steve Hasker

(CEO & President)

Previously served as Senior Advisor for TPG, CEO for Creative Artists Agency, Global President & Chief Operating Office for Nielsen, and as a Partner for McKinsey & Company.

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