Senior Software Engineer, Legal AI Solutions

Thomsonreuters; United States; Hybrid; USD 102,000 - 190,000; Full time

Benefits offered by this job

Hybrid work model

Two mental health days off

Tuition reimbursement

401k with company match

Job summary

Thomson Reuters is seeking a Senior Software Engineer (Legal) for the CoCounsel Forward Deployed Engineering team. You will design, build, and deploy AI-powered legal workflows, translating customer needs into scalable software and secure systems.

You will work with lawyers and engineers, mentor peers, and drive best practices in security, reliability, and prompt engineering for legal-domain AI tools.

Qualifications

• JD or formal legal training or equivalent depth of experience in a legal-practice environment.
• Fluency in legal terminology and experience working with legal teams.
• 5+ years of professional software engineering experience.
• Strong proficiency in Python and production-grade software.
• Experience designing and delivering distributed systems, microservices, APIs, and cloud-native apps.
• Strong knowledge of AI and LLM evaluation methodologies.
• Advanced prompt-engineering skills for legal-domain use cases.
• Experience evaluating AI-generated outputs for legal accuracy and safety.
• Excellent written and verbal communication with lawyers and engineers.

Responsibilities

• Design, develop, test, and deploy end-to-end software solutions for complex legal workflows and AI-enabled products.
• Partner with legal customers to translate needs into scalable technical solutions.
• Architect and build cloud-native systems using microservices, APIs, containers, and orchestration.
• Develop production-grade Python software with security, testing, reliability, and maintainability in mind.
• Evaluate AI/LLM solutions for legal use cases, focusing on accuracy and reliability.
• Design and optimize prompting strategies for legal-domain tasks.
• Apply DevOps and IaC to secure, reliable deployments.
• Balance technical debt with delivery needs for long-term health.
• Mentor junior engineers through code reviews and guidance.
• Collaborate with cross-functional teams to prioritise work and improve SDLC.

Skills

Python

Distributed systems

Cloud-native

AI & LLM evaluation

Prompt engineering

Secure engineering

Mentoring

Communication with lawyers

Education

JD or legal training

Job description

Thomson Reuters is seeking a Senior Software Engineer (Legal) for the CoCounsel Forward Deployed Engineering team. You will design, build, and deploy AI-powered legal workflows, translating customer needs into scalable software and secure systems.

You will work with lawyers and engineers, mentor peers, and drive best practices in security, reliability, and prompt engineering for legal-domain AI tools.