Remote Senior AI Engineer for Legal Tech & CoCounsel

Refinitiv; Frisco (TX); On-site; USD 118,400 - 219,800; Full time

Benefits offered by this job

Flexible vacation

Mental Health Days off

Tuition reimbursement

401k with company match

Employee Stock Purchase Plan

Job summary

Thomson Reuters is seeking a Senior Software Engineer - AI for its CoCounsel Forward Deployed Engineering team. You will design, build, and deploy bespoke AI solutions for law firms and corporate legal departments, turning architecture into robust, production-ready systems trusted by legal professionals.

The role emphasizes AI/LLM production, multi-step agentic workflows, observability, and collaboration with AI architects and legal experts to deliver high-impact solutions.

Qualifications

• 5+ years of software engineering experience with a strong foundation in system design, distributed systems, and clean architecture.
• At least 2 years of hands-on experience building and deploying AI/ML or LLM-powered applications in production.
• Strong proficiency in Python and backend engineering, with experience building RESTful APIs, async services, and event-driven systems.
• Experience with orchestration frameworks such as LangChain, LangGraph, PydanticAI, or AutoGen, along with solid understanding of RAG architectures and vector databases.
• Experience with cloud platforms such as AWS, Azure, or GCP, plus familiarity with Infrastructure as Code, CI/CD practices, and secure API development.
• Experience with observability and AI evaluation tooling such as Datadog, Grafana, Prometheus, LangSmith, Langfuse, Braintrust, or Weights & Biases.

Responsibilities

• Design and implement AI-powered solutions tailored to legal workflows such as contract review, litigation support, discovery automation, and regulatory analysis.
• Build scalable, secure, and maintainable AI systems within architectural frameworks defined by the AI Solutions Architect, including RAG pipelines, custom agents, and enterprise integrations.
• Develop and configure multi-step agentic workflows using CoCounsel, Westlaw, Practical Law, third-party AI APIs, and enterprise systems.
• Implement observability, evaluation, and quality controls for production AI systems, including monitoring, tracing, benchmarking, and red-teaming protocols.
• Participate in technical discovery with clients and legal stakeholders, translating legal workflows and business goals into clear engineering plans and prototypes.
• Partner closely with AI architects, legal AI engineers, and peers to deliver high-quality solutions, contribute reusable assets, and improve engineering practices across the team.
• Evaluate and prototype emerging AI techniques, interoperability standards, and prompt engineering approaches to improve solution quality and delivery speed.

Skills

Software engineering

Distributed systems

Python

RESTful APIs

Async services

Event-driven systems

System design

LangChain

LangGraph

PydanticAI

AutoGen

AWS/Azure/GCP

CI/CD

Observability tooling

Tools

LangChain

LangGraph

PydanticAI

AutoGen

Datadog

Grafana

Prometheus

LangSmith

Langfuse

Braintrust

Weights & Biases

Job description

Thomson Reuters is seeking a Senior Software Engineer - AI for its CoCounsel Forward Deployed Engineering team. You will design, build, and deploy bespoke AI solutions for law firms and corporate legal departments, turning architecture into robust, production-ready systems trusted by legal professionals.

The role emphasizes AI/LLM production, multi-step agentic workflows, observability, and collaboration with AI architects and legal experts to deliver high-impact solutions.