Senior Software Engineer (Legal), CoCounsel FDE

CAN002 Thomson Reuters Canada Ltd; Frisco (TX); Hybrid; USD 102,000 - 190,000; Full time

Benefits offered by this job

Hybrid work model

Flex My Way policies

Two company-wide Mental Health Days

401k with company match

Tuition reimbursement

Employee stock purchase plan

Job summary

Thomson Reuters, a global information services leader, seeks a Senior Software Engineer (Legal) for the CoCounsel Forward Deployed Engineering team. You will design and deliver AI-powered legal workflows, collaborating closely with lawyers and engineers to translate client needs into scalable software.

You will build cloud-native architectures, craft secure Python solutions, and lead advanced prompting strategies for specialized tasks, while mentoring junior engineers and aligning with

Qualifications

• JD or equivalent depth of experience in a legal-practice environment.
• Fluency in legal terminology; experience with legal teams.
• 5+ years of professional software engineering experience.
• Strong Python production-grade software experience.
• Experience delivering distributed systems, microservices, APIs, and cloud-native apps.
• Knowledge of AI/LLM evaluation methodologies.
• Advanced prompt-engineering for legal-domain tasks.
• Experience evaluating AI outputs for legal accuracy and safety.
• Excellent written and verbal communication; engage with lawyers and engineers.
• Comfort working independently in ambiguous environments.
• Collaborative, growth mindset; commitment to secure engineering, privacy.

Responsibilities

• Design, develop, test, and deploy end-to-end software for legal workflows and AI products.
• Collaborate with legal customers to understand needs and translate them into scalable solutions.
• Architect cloud-native systems using microservices, APIs, containers, and orchestration.
• Develop production-grade Python software with strong security, testing, reliability, and maintainability.
• Evaluate AI and LLM solutions for legal use cases, checking accuracy and usability.
• Design, iterate, and optimize prompting strategies for legal-domain tasks.
• Apply DevOps and IaC to support secure, reliable deployments.
• Manage technical debt while balancing delivery and long-term health.
• Mentor junior engineers through code reviews and coaching.
• Collaborate with cross-functional partners to prioritize work and improve SDLC.

Skills

Python

Distributed systems

Cloud-native architectures

AI/LLM evaluation

Prompt engineering

Legal-domain knowledge

Communication

Mentoring

Education

Juris Doctor (JD) or equivalent legal training

Job description

Senior Software Engineer (Legal), CoCounsel Forward Deployed Engineering

Are you a software engineer with legal-domain expertise who is excited to build AI-powered solutions that help legal professionals work smarter and deliver better outcomes? Join Thomson Reuters and help shape the future of legal technology on the CoCounsel Forward Deployed Engineering team. As a Senior Software Engineer (Legal), you will work directly with legal customers and cross-functional teams to design, build, and improve sophisticated software and AI solutions for legal workflows. You will combine strong engineering fundamentals with legal fluency to translate real-world customer needs into secure, scalable, high-quality products.

Key Responsibilities

• Design, develop, test, and deploy end-to-end software solutions for complex legal workflows and AI-enabled products.
• Partner directly with legal customers to understand their needs, workflows, and challenges, translating requirements into scalable technical solutions.
• Architect and build modern cloud-native systems using distributed services, microservices, APIs, containerization, and orchestration technologies.
• Develop production-grade Python software while applying strong engineering practices for security, testing, reliability, and maintainability.
• Evaluate AI and LLM solutions for legal use cases, including assessing outputs for legal accuracy, relevance, reliability, and usability.
• Design, iterate, and optimize advanced prompting strategies for specialized legal-domain tasks.
• Apply DevOps and Infrastructure as Code practices to support secure, reliable, and automated deployments.
• Manage technical debt effectively while balancing immediate delivery needs with long-term scalability and system health.
• Mentor junior engineers through code reviews, technical guidance, coaching, and knowledge sharing.
• Collaborate with engineering, product, legal, and design partners to prioritize work, manage delivery commitments, and continuously improve the software development lifecycle.

Required Qualifications

• A JD, formal legal training, or equivalent depth of experience in a legal-practice environment.
• Fluency in legal terminology and experience working directly with or alongside legal teams.
• 5+ years of professional software engineering experience.
• Strong proficiency in Python and experience building production-grade software.
• Experience designing and delivering distributed systems, microservices, APIs, and cloud-native applications.
• Strong knowledge of AI and LLM evaluation methodologies.
• Advanced prompt-engineering skills, including the ability to design, test, iterate, and optimize prompts for legal-domain use cases.
• Experience evaluating AI-generated outputs for legal accuracy, relevance, reliability, and safety.
• Excellent written and verbal communication skills, with the ability to engage credibly with both lawyers and engineers.
• Comfort working independently, navigating ambiguity, and presenting in client workshops or knowledge-sharing sessions.
• A collaborative, growth-oriented mindset and a commitment to secure engineering, ethical AI, privacy, and confidentiality.

Preferred Qualifications

• Python scripting experience.
• Experience with legal technology platforms, legal SaaS products, or AI-enabled legal workflows.
• Experience building or evaluating AI tools for specific legal practice areas (transactional, litigation, compliance, or intake).
• Experience with Thomson Reuters legal products or comparable legal AI platforms.

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.
• In the United States, Thomson Reuters offers a comprehensive benefits package to our employees.
• Market competitive health, dental, vision, disability, and life insurance programs, as well as a competitive 401k plan with company match.
• Market leading work life benefits with competitive vacation, sick and safe paid time off, paid holidays (including two company mental health days off), parental leave, sabbatical leave.
• These benefits meet or exceeds the requirements of paid time off in accordance with any applicable state or municipal laws.
• Optional hospital, accident and sickness insurance paid 100% by the employee.
• Optional life and AD&D insurance paid 100% by the employee.
• Flexible Spending and Health Savings Accounts.
• Fitness reimbursement.
• Access to Employee Assistance Program.
• Group Legal Identity Theft Protection benefit paid 100% by employee.
• Access to 529 Plan.
• Commuter benefits.
• Adoption & Surrogacy Assistance.
• Tuition Reimbursement.
• And access to Employee Stock Purchase Plan.

Base Compensation

The base compensation range varies across locations. Eligible office location(s) for this role include one or more of the following: New York City, San Francisco, Los Angeles, and/or Irvine, CA; McLean, VA; Washington, DC. The base compensation range for the role in any of those locations is $117,700 USD - $218,600 USD. For any eligible US locations, unless otherwise noted, the base compensation range for this role is $102,200 USD - $189,800 USD. For Ontario, Canada, the base compensation range for this role is $111,400 CAD - $161,400 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.

Thomson Reuters makes reasonable accommodations for applicants with disabilities, including veterans with disabilities, and for sincerely held religious beliefs in accordance with applicable law.

If you reside in the United States and require an accommodation in the recruiting process, you may contact our Human Resources Department at [e-mail].

Disability accommodations in the recruiting process may include things like a sign language interpreter, making interview rooms accessible, providing assistive technology, or other relevant accommodations.

Please note this email is not intended for general recruitment questions and we will promptly respond to inquiries regarding accommodations.