Senior Software Engineer I

Thomson Reuters is hiring a Senior Software Engineer I to help build the document-processing platform powering AI products across the company. The service handles millions of documents per month using AI/ML and LLMs, powers flagship applications like CoCounsel, and serves both internal teams and customer-facing products. It's cutting-edge, high-impact work, and usage is climbing fast. About the Role: As a Senior Software Engineer I, you will: Contribute to technical decision‑making, influencing product direction, cloud infrastructure, and application architecture. Design and ship client‑facing REST APIs — defining contracts up front, with developer experience and consumer ergonomics treated as first‑class concerns. Build scalable cloud services that process millions of documents per month, using AI/ML technologies including LLMs. Collaborate cross‑functionally with engineers, product managers, scientists, and legal experts. Mentor more junior engineers and contribute to the team's engineering culture. About You: You are a fit for the role of Senior Software Engineer I if your background includes – Required Skills and Experience: Bachelor’s degree in computer science, software engineering, or a related field; or equivalent practical experience. 4+ years of software development experience, with a strong focus on cloud-native application hosting and maintenance (preferably on Azure; AWS or GCP also valuable). Experience designing and building clean, well-documented client‑facing REST APIs using an API‑first approach — defining contracts (e.g., OpenAPI / Swagger) before implementation, with developer experience and consumer ergonomics treated as first‑class concerns. Strong proficiency in C# / .NET and SQL, with working knowledge of Angular. Hands‑on experience with containerization (Docker, Kubernetes), CI/CD pipelines (GitHub Actions), and version control (Git). Comprehensive understanding of the entire software development lifecycle, including agile methodologies, testing, monitoring, and incident management. Experience providing technical leadership within a development team, including but not limited to: mentoring junior developers, reviewing code, training on new technologies / concepts, and providing input on technical decisions. Exceptional communication skills, both written and verbal, with the ability to: Build and maintain strong relationships with stakeholders; Contribute positively to long‑term team dynamics and health; Demonstrated ability to solve complex technical problems creatively and effectively. Adaptability and eagerness to learn new technologies and methodologies in a rapidly evolving field. Hands‑on experience with AI‑assisted development tools (e.g. Claude Code, Cursor, GitHub Copilot). Willingness to participate in the team's on‑call rotation. Preferred Skills and Experience: Familiarity with other strongly typed languages (e.g. C++, Java, Go — Rust experience is particularly welcome) is a plus, as is experience with AWS or GCP. Experience with AI/ML technologies — especially MLOps (model hosting and deployment), large‑volume document processing, NLP, and/or LLM‑based applications (RAG, agentic workflows, prompt engineering) — is highly desirable. Familiarity with the legal industry is a plus; experience in legal tech is particularly welcome.

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This posting is for proactive recruitment purposes and may be used to fill current openings or future vacancies within our organization. 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. Our use of AI within the recruitment process: Thomson Reuters utilizes Artificial Intelligence (AI) to support parts of our global recruitment process. Unless you opt‑out, our AI system will assess the information provided by you and compare it to the requirements listed for the role, and present the result to our recruitment personnel for further review. The AI system acts as a supporting tool, but there is always a human making the decision if you will be considered for the role. 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. Pay and Compensation: 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 $94,900 USD - $176,300 USD. For Ontario, Canada, the base compensation range for this role is $105,000 CAD - $155,000 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. EEO and Diversity: 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 View email address on click.appcast.io. 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. More information on requesting an accommodation here. Learn more about a career with us Our Employer Story Inside Thomson Reuters Blog Awards and Recognition Join Our Talent Community Protect Your Job Search Future‑ready careers Here you will collaborate with smart, ambitious people who thrive on solving complex problems, delivering market‑leading solutions, and innovating with curiosity and care. #J-18808-Ljbffr Refinitiv