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From the employer's careers site First seen 11 Nov 2026

Senior Software Engineer (Legal), CoCounsel Forward Deployed Engineering

Thomson Reuters United States of America, Frisco, Texas Hybrid senior full-time

Salary

$117,700 USD - $218,600 USD per year

Apply on Thomson Reuters

Description

As a Senior Software Engineer (Legal), you will work directly with legal customers and cross-functional teams to design, build, and improve sophisticated software and AI solutions for legal workflows. You will combine strong engineering fundamentals with legal fluency to translate real-world customer needs into secure, scalable, high-quality products.

Key Responsibilities:

  • 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 their needs, workflows, and challenges, translating requirements into scalable technical solutions.
  • Architect and build modern cloud-native systems using distributed services, microservices, APIs, containerization, and orchestration technologies.
  • Develop production-grade Python software while applying strong engineering practices for security, testing, reliability, and maintainability.
  • Evaluate AI and LLM solutions for legal use cases, including assessing outputs for legal accuracy, relevance, reliability, and usability.
  • Design, iterate, and optimize advanced prompting strategies for specialized legal-domain tasks.
  • Apply DevOps and Infrastructure as Code practices to support secure, reliable, and automated deployments.
  • Manage technical debt effectively while balancing immediate 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, manage delivery commitments, and continuously improve the software development lifecycle.

Required Qualifications:

  • A 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, including the ability to design, test, iterate, and optimize prompts for legal-domain use cases.
  • Experience evaluating AI-generated outputs for legal accuracy, relevance, reliability, and safety.
  • Excellent written and verbal communication skills, with the ability to engage credibly with both lawyers and engineers.
  • Comfort working independently, navigating ambiguity, and presenting in client workshops or knowledge-sharing sessions.
  • A collaborative, growth-oriented mindset and a commitment to secure engineering, ethical AI, privacy, and confidentiality.

Benefits:

  • Hybrid Work Model: flexible hybrid working environment
  • Flexibility & Work-Life Balance: supportive workplace policies
  • Career Development and Growth: culture of continuous learning and skill development
  • Industry Competitive Benefits: comprehensive benefit plans
  • Culture: award-winning reputation for inclusion and belonging, flexibility, work-life balance
  • Social Impact: opportunities to get involved with pro-bono consulting projects and Environmental, Social, and Governance (ESG) initiatives

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Skills

Required

Nice to have

  • Python scripting
  • legal technology platforms
  • AI-enabled legal workflows
  • Thomson Reuters legal products
Apply on Thomson Reuters