Principal Engineer

Principal Engineer, AIWant to shape how AI powers the next generation of content and editorial intelligence? As Principal Engineer, AI on our Content Engineering team at Thomson Reuters, you'll design and ship agentic and generative AI systems that sit at the core of Content and Editorial workflows of Thomson Reuters trusted legal research content and know-how.You'll partner closely with ML researchers, product, and legal domain experts to turn our unique corpus and editorial workflows into scalable AI capabilities that materially change how professionals research, reason, and make decisions.This is a highleverage role for someone who cares about rigorous engineering, responsible AI, and building for a market where reliability, explainability, and customer trust are nonnegotiable.About the RoleIn this opportunity as Principal Engineer, AI, you will:Provide technical leadership and define software development strategies for critical AI projects, ensuring alignment with business objectives.Lead the design and development of innovative features for Content Engineering, advancing AI-native outcomes.Drive the seamless integration of LLMs and generative AI technologies into user-friendly applications for legal editors.Streamline the design and delivery of Agentic Systems that are scalable and consistent, driving business impacts for Content.Mentor a globally distributed team of engineering managers, architects, and developers to strengthen engineering culture.Lead complex technical initiatives, exercising autonomy in decision-making and managing technical risk.Collaborate with cross-functional teams to translate business requirements into actionable technical solutions.About YouYou're a fit for the role of Principal Engineer, AI if your background includes:10+ years of hands-on software engineering experience with a proven record of developing scalable, full-stack, AI solutions.Experience with AI technologies, including GenAI concepts such as Agentic systems, prompt engineering, retrieval-augmented generation (RAG), and fine-tuning.Familiarity with cloud platforms (AWS, Azure, or Google Cloud Platform), LLMs, Devops and SDLC for AI projects.Excellent interpersonal and communication skills, with the ability to influence across organizational boundaries.Demonstrated ability to mentor others and promote best practices in release management, AI dev tools, and test-driven development.Ability to navigate ambiguity, make data-driven decisions, and deliver results in a fast-paced environment.Additional preferred qualifications include:Experience integrating AI/ML technologies into content specific / legal applications.Background in enterprise SaaS environments, building with AI Dev Tools and LLMsAdvanced degree in Computer Science, Engineering, or a related field.#LI-ES1What's in it For You?Hybrid Work Model: We've 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 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

Created: 2026-01-30