At Thomson Reuters, you will have the opportunity to influence and lead the global knowledge economy. Our innovative technology supports international markets and empowers professionals worldwide to make impactful decisions. By addressing both current challenges and future ambitions, you will collaborate with some of the brightest minds in the industry on diverse projects, crafting next-generation solutions that achieve significant results. As the foremost provider of intelligent information, we value your unique perspective to drive solutions that propel our business forward and enhance your career development.

We are in search of a driven Senior Software Engineer - Prompt Engineer with a background in law and experience working with APIs, complemented by domain expertise in the legal field (such as a JD or experience in the legal industry). You will collaborate with a very experienced team to build applications utilizing state-of-the-art Large Language Models (LLMs) that deliver cutting-edge and time-saving solutions to attorneys nationwide.

About the Role
As the Senior Software Engineer - Prompt Engineer, you will:

Orchestrate LLM-driven experiences that delight our customers
Develop code that interacts with state-of-the-art LLMs
Write, test, and iterate prose prompts for the LLM that leverage your legal domain knowledge, ensuring delivery of accurate, legally sound, and contextually appropriate responses
Develop code that interacts with data sources & services (APIs, SQL databases, etc.)
Collaborate with legal professionals and internal teams at Thomson Reuters to gather and comprehend requirements
Integrate language models into multi-step systems, assessing their performance and making necessary modifications

About You
You’re a fit for the role of the Senior Software Engineer - Prompt Engineer if you have:

Legal domain expertise:
- Experience in legal practice
- JD-holder in a “non-traditional” legal career path
- Paralegal or other legal industry experience
3 to 4 years of production level experience in software engineering on an engineering/product team
Proficiency in C# .NET / Python (or strong experience in other programming languages if C# .NET / Python skills are low)
Proficiency with APIs and SQL is a major plus
Excellent analytical and problem-solving skills
Ability to work both independently and in a collaborative environment
Creative and clear writing skills
Experience using large language models through code is preferred (such as model services from OpenAI, Anthropic, or Cohere; and/or open source models such as Llama and Mistral)

Join our team at Thomson Reuters and contribute to the next wave of technological innovation in the legal industry.

#LI-ES1

What's in it For You?

You will join our inclusive culture of world-class talent, where we are committed to your personal and professional growth through:

Wellbeing: Comprehensive benefit plans; flexible and supportive benefits for work-life balance: flexible vacation, two company-wide Mental Health Days Off; work from another location for up to a total of 8 weeks in a year, 4 of those weeks can be out of the country and the remaining in the country, Headspace app subscription; retirement, savings, tuition reimbursement, and employee incentive programs; resources for mental, physical, and financial wellbeing.
Culture: Globally recognized and award-winning reputation for equality, diversity and inclusion, flexibility, work-life balance, and more.
Learning & Development: LinkedIn Learning access; internal Talent Marketplace with opportunities to work on projects cross-company; Ten Thousand Coffees Thomson Reuters café networking.
Social Impact: Ten employee-driven Business Resource Groups; two paid volunteer days annually; Environmental, Social and Governance (ESG) initiatives for local and global impact.
Purpose Driven Work: We have a superpower that we’ve never talked about with as much pride as we should – we are one of the only companies on the planet 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 $88,200 - $163,800.
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 04/12/2025.

Do you want to be part of a team helping re-invent the way knowledge professionals work? How about a team that works every day to create a more transparent, just and inclusive future? At Thomson Reuters, we’ve been doing just that for almost 160 years. Our industry-leading products and services include highly specialized information-enabled software and tools for legal, tax, accounting and compliance professionals combined with the world’s most global news services – Reuters. We help these professionals do their jobs better, creating more time for them to focus on the things that matter most: advising, advocating, negotiating, governing and informing.

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 that celebrate diversity and inclusion. 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.

Accessibility

As a global business, we rely on diversity of culture and thought to deliver on our 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/Affirmative Action 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.

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

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Senior Software Engineer - Legal Prompt Engineer