Principal Engineer

Principal Engineer, AI Want 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 high‑leverage role for someone who cares about rigorous engineering, responsible AI, and building for a market where reliability, explainability, and customer trust are non‑negotiable. About The Role In 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 You 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 Experience integrating AI/ML technologies into content‑specific/legal applications. Background in enterprise SaaS environments, building with AI Dev Tools and LLMs. Advanced degree in Computer Science, Engineering, or a related field. What’s in it for You? Hybrid Work Model: Flexible hybrid working environment (2‑3 days a week in the office depending on the role) with seamless digital and physical connectivity. Flexibility & Work‑Life Balance: Supportive workplace policies, including work from anywhere for up to 8 weeks per year. Career Development: Continuous learning and skill development, Grow My Way programming, and a skills‑first approach. Industry Competitive Benefits: Flexible vacation, company‑wide mental health days, 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, belonging, flexibility, and strong values. Social Impact: Two paid volunteer days off annually, opportunities to engage in pro‑bono consulting projects and ESG initiatives. Compensation Base compensation range (US): $154,000 – $286,000, varying by location. Potential annual bonus based on enterprise and individual performance. Total reward includes flexible benefits and other wellbeing programs. About Us Thomson Reuters informs the way forward by bringing together 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. 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. 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, and we make reasonable accommodations for qualified individuals with disabilities and for sincerely held religious beliefs in accordance with applicable law. 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