Software Engineer – AI; Westlaw AI

Staff Software Engineer – AI (Westlaw AI)

Join Thomson Reuters as a Staff Software Engineer – AI, where you will develop AI‑driven software that transforms how professionals work. This role involves leading the development of intelligent systems across legal, tax, risk, and compliance domains.

• Design and lead the implementation of complex, enterprise‑scale AI systems, including sophisticated multi‑component pipelines, advanced retrieval‑augmented generation (RAG) architectures, and autonomous AI agents with multi‑step reasoning capabilities.
• Architect scalable AI model integration strategies for production software through robust APIs, distributed data pipelines, and microservices architectures.
• Lead the adaptation and customization of AI models for specialized domains, driving innovation in expert systems for legal, tax, fraud, and compliance.
• Define technical solutions for AI system architecture across the organization.

• Lead evaluation and scalable adoption of cutting‑edge AI technologies to solve complex business challenges.
• Oversee proof‑of‑concept projects and guide technical feasibility assessments for new AI‑driven features.
• Stay at the forefront of AI research and emerging technologies, translating insights into actionable technical roadmaps.
• Drive innovation initiatives and establish the organization’s position in emerging AI technology areas.

• Lead senior technical discussions and translate high‑level business requirements into complete technical specifications.
• Mentor a team of senior and junior Software Engineers, fostering technical growth and career development.
• Champion new MLOps and LLMOps practices across the organization, leading both design and implementation initiatives.
• Serve as a senior thought leader, driving technical discussions in executive forums and representing the organization at industry conferences and events.

• Design and implement comprehensive testing frameworks, monitoring systems, and observability solutions for AI model performance at scale.
• Lead compliance initiatives ensuring adherence to ethical AI principles, security standards, and regulatory requirements.
• Conduct advanced systems analysis and drive operational improvements across AI lifecycle management.

• Partner with AI researchers, senior engineering leadership, design, and product teams to translate AI capabilities into market‑leading applications.
• Drive optimization of AI system performance across multiple dimensions including latency, resource usage, cost, and user experience.
• Lead strategy initiatives for production feature enhancement and advanced AI applications informed through technical expertise and market understanding.

• Bachelor’s or Master’s degree in Computer Science, Engineering, or equivalent experience;
  Master’s preferred.
• 8+ years of experience in software engineering with at least 4 years in senior or lead roles focused on AI/ML.
• Expert‑level proficiency in Python and extensive experience with AI/ML frameworks (PyTorch, Tensor Flow, JAX).
• Deep understanding of LLM architectures, advanced training methodologies, and distributed agent system design.

• Experience with large‑scale enterprise data (OpenAI, Anthropic, etc.) and advanced knowledge of vector databases, semantic search, and information retrieval systems.
• 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.
• Publications, patents, or speaking experience in AI/ML domains.

• Hybrid Work Model:
  Flexible hybrid working environment (2‑3 days a week in the office depending on the role).
• Flexibility & Work‑Life Balance:
  Flex My Way policies, work from anywhere for up to 8 weeks per year.
• Career Development and Growth:
  Continuous learning programs and skills‑first…