Senior Legal Engineer, CoCounsel FDE

Thomson Reuters

. Design, develop, test, and deploy end-to-end software solutions for complex legal workflows and AI-enabled products .

Posted 11/6/2026full-timeUnited StatesSenior💰 $102,200 - $189,800 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in designing and developing cloud-native software solutions for legal workflows, with strong proficiency in Python and advanced prompt-engineering skills for AI applications. Capable of collaborating effectively with legal teams while ensuring secure and reliable software practices.

Highest-signal resume keywords

Python Software DevelopmentCloud-Native Application DesignAI Evaluation MethodologiesPrompt Engineering for Legal Use CasesDevOps and Infrastructure as Code

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Applicant Tracking System Keywords

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Hard Skills

Software EngineeringDistributed SystemsMicroservicesAPIsContainerizationOrchestration TechnologiesProduction-Grade Software DevelopmentSecurity Engineering PracticesTesting and Reliability EngineeringTechnical Debt Management

Soft Skills

Excellent Communication SkillsAbility to Work IndependentlyNavigating AmbiguityMentoring Junior EngineersCollaboration with Cross-Functional Teams

Certifications & Qualifications

JD or Formal Legal Training

Industry Keywords

Legal WorkflowsAI-Enabled ProductsLegal TerminologyEthical AIPrivacy and Confidentiality

Tech Stack

Tools & technologies

CloudDistributed SystemsMicroservicesPython

About the role

Key responsibilities & impact

Design, develop, test, and deploy end-to-end software solutions for complex legal workflows and AI-enabled products
Partner directly with legal customers to understand needs, workflows, and challenges
Translate customer requirements into scalable technical solutions
Architect and build cloud-native systems using distributed services, microservices, APIs, containerization, and orchestration technologies
Develop production-grade Python software
Apply engineering practices for security, testing, reliability, and maintainability
Evaluate AI and LLM solutions for legal use cases
Assess AI outputs for legal accuracy, relevance, reliability, and usability
Design, iterate, and optimize prompting strategies for specialized legal-domain tasks
Apply DevOps and Infrastructure as Code practices for secure, reliable, automated deployments
Manage technical debt while balancing delivery needs with long-term scalability and system health
Mentor junior engineers through code reviews, technical guidance, coaching, and knowledge sharing
Collaborate with engineering, product, legal, and design partners to prioritize work and manage delivery commitments
Continuously improve the software development lifecycle

Requirements

What you’ll need

JD, formal legal training, or equivalent depth of experience in a legal-practice environment
Fluency in legal terminology and experience working directly with or alongside legal teams
5+ years of professional software engineering experience
Strong proficiency in Python and experience building production-grade software
Experience designing and delivering distributed systems, microservices, APIs, and cloud-native applications
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, relevance, reliability, and safety
Excellent written and verbal communication skills with lawyers and engineers
Ability to work independently, navigate ambiguity, and present in client workshops or knowledge-sharing sessions
Commitment to secure engineering, ethical AI, privacy, and confidentiality
Travel to customer sites may be required

Benefits

Comp & perks

Flexible hybrid working environment
Work from anywhere for up to 8 weeks per year
Flexible vacation
Two company-wide Mental Health Days off
Headspace app access
Retirement savings
Tuition reimbursement
Employee incentive programs
Mental, physical, and financial wellbeing resources
Two paid volunteer days off annually
Health, dental, vision, disability, and life insurance programs
Competitive 401(k) plan with company match
Sick and safe paid time off
Paid holidays, including two company mental health days off
Parental leave
Sabbatical leave
Optional hospital, accident and sickness insurance
Optional life and AD&D insurance
Flexible Spending and Health Savings Accounts
Fitness reimbursement
Employee Assistance Program
Group Legal Identity Theft Protection benefit
529 Plan access
Commuter benefits
Adoption & Surrogacy Assistance
Employee Stock Purchase Plan
Annual Bonus may be available based on enterprise and individual performance