Senior Software Engineer

Senior Software Engineer - AI Are you excited about building AI-driven software that redefines how professionals work? Join a dynamic and highly skilled team at Thomson Reuters, where we combine the agility and innovation of a startup with the stability and resources of a global leader. As a Senior Software Engineer, you will play a pivotal role in developing AI-powered systems that enhance accounting workflows through automation, intelligence, and seamless orchestration. About the Role In this role as a Senior Software Engineer, you will: Innovate in a startup-like environment Be part of a fast-moving, forward-thinking group that is creating AI-driven software for accounting professionals Work with top AI and software development experts, leveraging cutting-edge technology to build intelligent and scalable systems This role is for the CoCounsel for Tax and Accounting team, formed from the recent acquisition of the startup Materia Build AI-driven systems Design and implement backend services that power generative AI agents and orchestration systems This role requires both creativity and rigor to ensure our AI-driven solutions are performant, reliable, and adaptable to real-world use cases Collaborate across functions Work closely with AI/ML engineers, frontend developers, product managers, and designers to build robust services that support generative AI experiences Help to build out our core AI interfaces such as Conversations, Workspaces, Grid, and Knowledge Base Key Responsibilities Backend Development & AI Integration Design and build the backend for AI-native products focused accounting research and accounting workflows such as tax filing, tax advisory, and audit Develop and maintain backend services using Python, FastAPI, and PostgreSQL Implement AI orchestration systems integrating LLMs from OpenAI, Anthropic, and other providers Design APIs and backend logic for real-time AI interactions Performance & Scalability Ensure backend systems are secure, scalable, and optimized for AI-driven applications Monitor and enhance system performance, across millions of documents and AI driven interactions Collaboration & Leadership Work closely with AI researchers, engineers, and product teams to translate AI capabilities into real-world applications Foster a culture of experimentation and continuous improvement, exploring new AI technologies and methodologies About You You are a fit for the position of Senior Software Engineer if your background includes: Required Experience & Skills Bachelors Degree in Computer Science, Computer Engineering, Related Field, or Equivalent Experience 4+ years of experience in backend development, building scalable web services and APIs Strong Python skills, with experience in FastAPI, PostgreSQL, and AWS Experience in distributed systems, API and data model design Strong debugging skills and a track record of building production-grade software Strong communication and cross-functional collaboration abilities Passion for AI-driven software and new engineering paradigms A creative problem solver who enjoys exploring new technologies Dedicated to building high-quality, reliable AI-first systems Comfortable working in a fast-paced, evolving environment Preferred Skills & Experience Experience with AI-driven systems, agent-based architectures, or AI APIs from providers like OpenAI and Anthropic Knowledge of vector databases, embeddings, or search-based AI Strong opinions on backend testing strategies and automation What's in it For You? Hybrid Work Model: We've adopted a flexible hybrid working environment (2-3 days a week in the office depending on the role) 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. 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. 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. 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 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 country or local law. Thomson Reuters is proud to be an Equal Employment Opportunity Employer providing a drug-free workplace.