# Senior Software Engineer at Thomson Reuters

Thomson Reuters is hiring a Senior Software Engineer. It pays $102k-$190k a year and Level rates it Little AI ●○○○; you can [apply on Thomson Reuters](https://jobsbylevel.com/go/689fe09b-74ef-4ba9-b02b-3c219b2aad55?utm_medium=ai-agent).

AI Level 1, AI centrality 26 out of 100. United States of America, Eagan, Minnesota.

## Details

- Company: [Thomson Reuters](https://jobsbylevel.com/companies/thomson-reuters)
- AI level: AI Level 1 (score 26 out of 100)
- Location: United States of America, Eagan, Minnesota
- Salary: $102k-$190k
- Posted: October 21, 2026
- Apply: https://jobsbylevel.com/go/689fe09b-74ef-4ba9-b02b-3c219b2aad55?utm_medium=ai-agent

## Prepare for this job

The job page lists 5 likely interview questions for this offer, with a CV checklist: https://jobsbylevel.com/jobs/senior-software-engineer-at-thomson-reuters-5b2a23

## Description

Job Description We're looking for a Senior Software Engineer – AI to join the CoCounsel team. We are building the next generation of AI agentic products for legal professionals, and you will build the backend services that bring these agentic capabilities to life. You will take early concepts into scalable, production-ready features in our cutting-edge Litigation Drafting products as part of CoCounsel Legal. We are looking for team players with a strong sense of urgency and a desire to work in a fast-paced, dynamic environment who drive the delivery of timely solutions. You are empowered to try new approaches and learn new technologies. You will have agency to contribute innovative ideas, create solutions, and will be accountable for end-to-end deliveries. Key Responsibilities Build AI-Powered Backend Systems: Design and build backend services using Python, FastAPI, and PostgreSQL to support real-time AI interactions and large-scale data flows, with direct contribution to AI-powered capabilities such as agentic workflows, LLM orchestration, and content pipelines. Shape Platform Architecture: Define service boundaries, system interfaces, and scalable design patterns that form the architectural foundation of our AI products. Productionize AI Capabilities: Integrate backend systems with modern LLM providers (e.g., OpenAI, Anthropic) and implement reliable orchestration, routing, error handling, guardrails, telemetry, and deep observability for performance and reliability. Strengthen CI/CD pipelines and DevOps automation to support fast, stable, cloud‑native development workflows. Collaborate Cross-Functionally: Partner closely with our Labs team, product managers, and designers to take early AI agent concepts and turn them into scalable, production-ready features for our international products. Mentor Engineers: Support the growth of other engineers through pairing, code reviews, and ongoing technical guidance. Required Qualifications Technical Experience: 4+ years of professional software engineering experience building and shipping production backend systems, APIs, and microservices used by real customers. Backend & Cloud Skills: Strong proficiency in Python, FastAPI, PostgreSQL, and AWS or Azure cloud services, with a deep understanding of distributed systems, architecture, and data modelling. Technical Judgment: Excellent debugging skills and a proven ability to deliver production-ready, highly reliable systems. Collaboration & Communication: Comfortable operating in fast-paced, iterative environments, with strong cross-functional communication skills. Preferred Qualifications BA or BS in Computer Science or equivalent practical experience Experience with performance optimization for backend systems, including monitoring, profiling, and tuning for scale Hands-on experience building AI-powered product features, ideally agentic AI workflows including multi-step reasoning. Using tool/API orchestrations, LLM APIs, RAG pipelines, Claude Agent SDK / AgentCore at runtime Experience with Agentic UI - SSE/AG-UI streaming semantics, TypeScript/React Experience with Datadog (logs/RUM/traces), CloudWatch Log Insights, and Braintrust Familiarity with AI/ML infrastructure including vector databases, model serving, and cost/latency optimization for LLM-powered features Strong opinions on testing, automation, and operational robustness Prior experience working on products for legal, compliance, or other regulated professional domains #LI-SB1 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,

The description is cut here. Read the full offer: https://jobsbylevel.com/jobs/senior-software-engineer-at-thomson-reuters-5b2a23

Source: https://jobsbylevel.com/jobs/senior-software-engineer-at-thomson-reuters-5b2a23

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