Senior Software Engineer - AI (Legal), CoCounsel FDE

About the Role Thomson Reuters is hiring a Senior Software Engineer – AI (Legal) on our CoCounsel Forward Deployed Engineering team. In this role you will partner with lawyers, AI engineers, and solution architects to discover, design, and deploy bespoke legal AI solutions that translate complex legal workflows into trusted, production‑ready systems for law firms and corporate legal departments. Responsibilities Participate in high‑value client engagements, guiding technical discovery, scoping legal use cases, and building credibility with legal and technical stakeholders. Translate complex legal workflows, business pain points, and client goals into intelligent solution designs, technical specifications, and implementation plans. Design and implement AI‑powered solutions for legal workflows such as contract review, litigation support, discovery automation, and regulatory analysis. Build RAG pipelines, custom AI agents, and multi‑step workflows that leverage CoCounsel, Westlaw, Practical Law, and related enterprise systems. Lead LLM evaluation efforts for legal use cases, including benchmarking output quality, assessing hallucination risk, testing citation quality, and validating fitness for high‑stakes legal work. Ensure deployed solutions meet ethical AI, data protection, and enterprise security standards while maintaining the trust legal professionals expect. Mentor junior engineers, contribute reusable solution assets, and evaluate emerging AI techniques to improve quality and delivery across the team. Qualifications JD, formal legal training, or equivalent depth of experience working within a legal practice environment. Fluency in legal terminology and demonstrated experience working directly with lawyers, legal teams, or legal operations stakeholders. 5+ years of software engineering experience, including at least 2 years focused on AI/ML or LLM‑powered applications. Strong proficiency in Python and experience working with AI/ML frameworks and production‑grade AI systems. Strong understanding of machine learning concepts, LLM evaluation methodologies, prompt engineering, and AI system design for domain‑specific workflows. Experience building and integrating AI solutions into production environments using APIs, scalable pipelines, and modern cloud‑based tools. Excellent communication skills and comfort working independently in ambiguous, client‑facing settings with both legal and technical stakeholders. Benefits Flexible work arrangements, including work from anywhere for up to 8 weeks per year. Competitive vacation and paid time off, including two company‑wide mental health days. Retirement savings plan with company match. Tuition reimbursement and learning programs. Health, dental, vision, and life insurance options. Employee assistance program and other well‑being resources. Equal Employment Opportunity Statement Thomson Reuters seeks talented, qualified employees in all of our operations regardless of race, color, sex/gender, national origin, religion, sexual orientation, disability, age, marital status, citizen status, veteran status, or any other protected classification under applicable law. Thomson Reuters is an Equal Employment Opportunity Employer. We also make reasonable accommodations for qualified individuals with disabilities and for sincerely held religious beliefs in accordance with applicable law. #J-18808-Ljbffr Refinitiv