Lead Software Engineer, CoCounsel AI Assistant

Thomson Reuters is seeking a Lead Software Engineer, CoCounsel AI Assistant who will lead multiple and/or significant projects, programs and business initiatives, demonstrating creativity and ingenuity. This role will require someone who delivers end-to-end technical solutions and solves complex problems that may be ambiguous in nature.

About the Role

In this role, Lead Software Engineer, you will:

• Build user-facing features which drive the CoCounsel chat application, and platform capabilities to enable partners from around the company to reach our customers.
• Develop delightful application code, easy-to-use framework and component libraries, and push our team to be efficient, productive, and nimble in a fast-moving field.
• Bring deep expertise in backend engineering while thoughtfully considering frontend and platform implications--especially as evolving LLM capabilities (e.g., real-time streaming) require coordinated changes across the stack, from efficient server-side delivery to responsive client rendering.
• This is an IC leadership role. We expect technical expertise, but also excellent interpersonal and communication skills, whether among peer engineers on the team, or stakeholders and other leaders around the company.
• Work collaboratively with colleagues up and down the technical stack.

About You

You're a fit for the role of Lead Software Engineer if your background includes:

Required Qualifications:

• At least five years professional software development experience. Formal computer science education is a plus but is not required.
• Experience in technical leadership such as mentoring other engineers, breaking features down into stories, discussing competing implementations, etc.
• Deep expertise in back-end technologies and architectures (e.g., Python, React, FastAPI, event-driven systems, API design, realtime communication such as websockets, RPC, or SSEs).
• Excellent communication skills and ability to collaborate effectively, and a self-starter mentality with quick learning and adaptability.
• Proven ability to execute both tactical and strategic solutions.

Strongly Preferred Qualifications:

• Experience with AWS/Google Cloud Platform, large language models, machine learning applications, metrics, and agentic systems.
• Track record of utilizing the cutting edge of AI tooling and techniques.
• Have strong opinions about the future of LLM-driven application UX.

#LI-MW1

What's in it For You?

• 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. Our benefit package includes market competitive health, dental, vision, disability, and life insurance programs, as well as a competitive 401k plan with company match. In addition, Thomson Reuters offers 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. Finally, Thomson Reuters offers the following additional benefits: 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.

Thomson Reuters complies with local laws that require upfront disclosure of the expected pay range for a position. The base compensation range varies across locations.For any eligible US locations, unless otherwise noted, the base compensation range for this role is $116,900 - $217,100.This role may also be eligible for an Annual Bonus based on a combination of enterprise and individual performance.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 job posting will close 01/31/2026.

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.

We also make reasonable accommodations for qualified individuals with disabilities and for sincerely held religious beliefs in accordance with applicable law. More information on requesting an accommodation here.

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More information about Thomson Reuters can be found on thomsonreuters.com.

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