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Job Title


Lead Research Engineer


Company : Refinitiv


Location : Toronto, Ontario


Created : 2025-12-23


Job Type : Full Time


Job Description

# **Our Privacy Statement & Cookie Policy****Preferred Skills and Experience:*** Have experience integrating Deep Learning and LLM solutions into production-grade softwareand have an understanding of ModelOps and MLOps principles* Had previous exposure to Natural Language Processing (NLP) problems and have familiarity with key tasks such as Named Entity Recognition (NER), Information Extraction, Information Retrieval, etc.* Can understand and translate between language and methodologies used both in research and engineering fields* Hands-on experience in other programming language/scripting langugage and development stack (Java, Rust, Scala, Typescript, etc.)* Expertise with modern deep learning frameworks for distributed training (Transformers, Accelerate, DeepSpeed, FSDP, PyTorch DDP, TorchTune, LLamaFactory), optimizing large-scale model training on multi-GPU/multi-node clusters.* Experience identifying and resolving bottlenecks in training and inference pipelines, familiarity with GPU memory management, OOM debugging and compute-communication overlap* Experience optimizing LLM inference for throughput and latency, hands-on with inference frameworks (vLLM, TensorRT, TensorRT-LLM, DeepSpeed Inference) and knowledge of quantization techniques (INT8, GPTQ, bitsandbytes)* Experience with graph database technologies like Neo4j, Amazon Neptune#LI-TH1* **Hybrid Work Model:** Weve adopted a flexible hybrid working environment (2-3 days a week in the office depending on the role) for our office-based roles while delivering a seamless experience that is digitally and physically connected.* **Flexibility & Work-Life Balance:** Flex My Way is a set of supportive workplace policies designed to help manage personal and professional responsibilities, whether caring for family, giving back to the community, or finding time to refresh and reset. This builds upon our flexible work arrangements, including work from anywhere for up to 8 weeks per year, empowering employees to achieve a better work-life balance.* **Career Development and Growth:** By fostering a culture of continuous learning and skill development, we prepare our talent to tackle tomorrows challenges and deliver real-world solutions. Our Grow My Way programming and skills-first approach ensures you have the tools and knowledge to grow, lead, and thrive in an AI-enabled future.* **Industry Competitive Benefits:** We offer comprehensive benefit plans to include flexible vacation, two company-wide Mental Health Days off, access to the Headspace app, retirement savings, tuition reimbursement, employee incentive programs, and resources for mental, physical, and financial wellbeing.* **Culture:** Globally recognized, award-winning reputation for inclusion and belonging, flexibility, work-life balance, and more. We live by our values: Obsess over our Customers, Compete to Win, Challenge (Y)our Thinking, Act Fast / Learn Fast, and Stronger Together.* **Social Impact:** Make an impact in your community with our Social Impact Institute. We offer employees two paid volunteer days off annually and opportunities to get involved with pro-bono consulting projects and Environmental, Social, and Governance (ESG) initiatives.* **Making a Real-World Impact:**We are one of the few companies globally that helps its customers pursue justice, truth, and transparency. Together, with the professionals and institutions we serve, we help uphold the rule of law, turn the wheels of commerce, catch bad actors, report the facts, and provide trusted, unbiased information to people all over the world.Thomson Reuters informs the way forward by bringing together the trusted content and technology that people and organizations need to make the right decisions. We serve professionals across legal, tax, accounting, compliance, government, and media. Our products combine highly specialized software and insights to empower professionals with the data, intelligence, and solutions needed to make informed decisions, and to help institutions in their pursuit of justice, truth, and transparency. Reuters, part of Thomson Reuters, is a world leading provider of trusted journalism and news.As a global business, we rely on the unique backgrounds, perspectives, and experiences of all employees to deliver on our business goals. To ensure we can do that, we seek talented, qualified employees in all our operations around the world regardless of race, color, sex/gender, including pregnancy, gender identity and expression, national origin, religion, sexual orientation, disability, age, marital status, citizen status, veteran status, or any other protected classification under applicable law. Thomson Reuters is proud to be an Equal Employment Opportunity Employer providing a drug-free workplace.We also make reasonable accommodations for qualified individuals with disabilities and for sincerely held religious beliefs in accordance with applicable law. More information on requesting an accommodationLearn more on how to protect yourself from fraudulent job postingsMore information about Thomson Reuters can be found on We are seeking a passionate Lead Research Engineer who will bring expertise in AI and Deep Learning and is interested in building data-driven capabilities that drive transformation.As amember of Thomson Reuters Labs you will haveadirect impact on our companybyhelping to create newand innovative capabilities that will delight our customers. We experiment, we build, we deliver. We support the organization and our customers through applied research and the development of new products and technologies. TR Labs innovates collaboratively across our core segments in Legal, Tax & Accounting, Government, and Reuters News. As a Lead Research Engineer at Thomson Reuters Labs, you will be part of a global interdisciplinary team of experts. We hire engineers and specialists across a variety of AI research areas to build the foundational intelligence layer that powers every major capability across our legal AI platformfrom search and information extraction to agentic reasoning in products like Westlaw, PracticalLaw, and CoCounsel. The science and engineering of AI are rapidly evolving. We are looking for an adaptable learner who can think in code and likes to learn and develop new skills as they are needed; someone comfortable with jumping into new problem spaces; who enjoys directing and supporting the efforts of others. **About the Role:** In this opportunity as aLead Research Engineer, you will: Lead and Deliver Large-Scale AI/ML Solutions: Lead significant AI/ML projects from concept to deployment, designing and developing end-to-end solutions including large-scale data processing pipelines, distributed search/retrieval systems, and LLM-powered applications. Deliver high-quality software features that meet release commitments using modern development practices and agile methodologies. Drive Technical Innovation and Excellence: Demonstrate creativity and ingenuity in solving complex problems with little precedent. Evaluate and advise on emerging technologies to drive business growth. Contribute innovative ideas, propose new approaches, and establish team standards and best practices for scalable system development in large online delivery environments. Provide Strategic Direction and Ownership: Take operational responsibility by setting and meeting measurable goals for the team. Determine work priorities based on general direction from senior leadership. Break down business requirements into functional specifications and be accountable for end-to-end deliveries. Influence and Mentor Across Teams: Influence and collaborate effectively with cross-functional and remote teams through dynamic communication. Mentor less experienced colleagues and share knowledge as a thought leader in company-wide forums. Value diverse ideas and partner effectively #J-18808-Ljbffr