Senior Software Engineer, AI

Ready to build the AI that transforms how professionals work? Join a dynamic, high-caliber team at Thomson Reuters, where we're investing boldly in AI and pushing into emerging frontiers with the backing, data, and reach of a global leader. As a Senior Software Engineer, AI, you'll take the lead in developing the intelligent systems powering the next generation of expert solutions across legal, tax, risk, and compliance. 

About The Role 

As a Senior Software Engineer, AI, you will: 

• Spearhead the development of groundbreaking AI-powered solutions and drive bold technical strategy. You'll team up with senior stakeholders, product leadership, and cross-functional teams to architect, build, and scale enterprise-grade AI systems that redefine how we deliver value to customers.

• Design and lead the build-out of ambitious, enterprise-scale AI systems - from sophisticated multi-component pipelines to advanced retrieval-augmented generation (RAG) architectures and autonomous AI agents with multi-step reasoning capabilities  

• Push the boundaries of AI model adaptation and customization for specialized domains, fueling breakthrough innovation in expert systems for legal, tax, fraud, and compliance 

• Set the bar - Define the technical standards and best practices that shape AI system architecture across the organization 

• Partner with AI researchers, senior engineering leadership, design, and product teams to turn AI capabilities into market-leading applications  

• Shape product strategy with deep technical expertise and sharp market instincts 

About You 

You're a great fit for Senior Software Engineer, AI if you bring: 

• Bachelor's degree in Computer Science, Engineering, or equivalent experience; Master's degree preferred  

• 4+ years of experience in software engineering 

• Experienced with Generative AI/RAG/LLM 

• Experience in areas such as: leading solution discovery for various planning and teams, Architecture, Agentic tools, Evaluations, Deployment, Lifecycle of Solution, Metrics 

• Expert-level proficiency in Python and extensive experience with AI/ML frameworks (PyTorch, TensorFlow, JAX) 

• Deep understanding of machine learning principles, advanced evaluation methodologies, and distributed system design 

• Proven experience with MLOps/LLMOps and managing the complete lifecycle of enterprise AI-powered applications 

• Demonstrated expertise integrating AI models into large-scale production systems using APIs, data pipelines, and cloud-native architectures ​

• Advanced experience with cloud platforms (AWS, Azure, GCP) and orchestration tools (Docker, Kubernetes, Terraform) 

• Excellent strategic thinking, problem-solving skills, and ability to operate effectively in complex, fast-paced environments 

• Outstanding communication and presentation skills with experience influencing senior stakeholders

• Domain expertise in legal, tax, accounting, or other regulated industries 

• Track record of successful AI product launches and scaling AI systems to enterprise customers 

• Portfolio demonstrating leadership in innovative LLM-based solutions and AI product development 

• Experience with AI governance, model risk management, and regulatory compliance

#LI-GK1

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

What’s in it For You?

• Hybrid Work Model: We’ve adopted a flexible hybrid working environment 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 tomorrow’s 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.

Our use of AI within the recruitment process Thomson Reuters utilizes Artificial Intelligence (AI) to support parts of our global recruitment process. Unless you opt-out, our AI system will assess the information provided by you and compare it to the requirements listed for the role, and present the result to our recruitment personnel for further review. The AI system acts as a supporting tool, but there is always a human making the decision if you will be considered for the role

Thomson Reuters complies with local laws that require upfront disclosure of the expected pay range for a position. The base compensation range varies across locations.

For Ontario, Canada, the base compensation range for this role is $100,000 CAD - $145,000 CAD.

Base pay is positioned within the range based on several factors including an individual’s knowledge, skills and experience with consideration given to internal equity. Base pay is one part of a comprehensive Total Reward program which also includes flexible and supportive benefits and other wellbeing programs.
This role may also be eligible for an Annual Bonus based on a combination of enterprise and individual performance.


About Us

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.

We are powered by the talents of 26,000 employees across more than 70 countries, where everyone has a chance to contribute and grow professionally in flexible work environments. At a time when objectivity, accuracy, fairness, and transparency are under attack, we consider it our duty to pursue them. Sound exciting? Join us and help shape the industries that move society forward.

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 accommodation here.

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More information about Thomson Reuters can be found on thomsonreuters.com