Senior Software Engineer

🕒 3 days ago

🗽 New York – Remote

🗽 New York – Remote

💵 $180k - $210k / year

⏰ Full Time

🟠 Senior

🧑‍💻 Full-stack Engineer

🦅 H1B Visa Sponsor

This company has sponsored H1B visas in the past.

👻 Ghost score 12%

What it means: how likely this posting is sitting open without active hiring.How to read it: 60% or higher means we think this is a ghost. Lower scores are less of a worry.How we score it: age, reposts, open roles vs team size, how fast jobs close, and whether pay is listed.Fine print: an estimate from public data, not a judgment of the company. Real jobs can score high, so treat it as a hint, not a fact.

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Simpson Thacher & Bartlett LLP

WebsiteLinkedInAll Job Openings

1001 - 5000 employees

Founded 1884

💼 Consulting

⚖️ Legal

💸 Finance

Consulting • Legal • Finance

Simpson Thacher & Bartlett LLP is a leading global law firm providing a wide range of legal services to businesses and institutions. The firm specializes in areas such as litigation, banking and credit, capital markets, mergers and acquisitions, real estate, private funds, and more. With a history of over 140 years, it serves clients from its offices in major cities around the world, including New York, London, Tokyo, and São Paulo. Simpson Thacher is known for its work in financial services, private equity, and infrastructure, advising clients on major transactions and regulatory matters.

📋 Description

• Design, develop, and maintain custom software solutions supporting Knowledge & Innovation initiatives, including AI-powered tools, internal platforms, and integrations with existing Firm systems • Contribute to architectural decisions with the Director of Engineering, balancing speed, reliability, and maintainability • Build and extend integrations across SaaS platforms, internal systems, data sources, and AI/LLM services used in legal workflows • Develop polished frontend experiences, including component libraries and design system foundations • Own and evolve CI/CD pipelines, deployment automation, infrastructure-as-code, and development environment tooling • Establish monitoring, logging, and alerting practices for production systems • Partner with IT on security protocols, cloud resources, and deployment targets • Ensure systems are reliable, secure, and aligned with Firmwide technology standards • Contribute to AI-powered retrieval-augmented systems, document analysis platforms, search tools, and workflow automation • Translate legal and business requirements into practical software with attorneys, knowledge management professionals, data scientists, and practice solutions teams • Demo tools, gather feedback, and support adoption among legal staff • Evaluate and prototype new tools, frameworks, and approaches • Help establish the engineering culture and ways of working for a new function

🎯 Requirements

• Bachelor's degree in Computer Science or related working experience • 7+ years of experience in software engineering, with demonstrated progression in scope and responsibility • Strong full-stack skills across JavaScript/TypeScript, React, Node.js, and Python • Experience with cloud infrastructure (AWS and/or Azure), infrastructure-as-code (Terraform/Bicep), and CI/CD pipelines (GitHub Actions or equivalent) • Practical experience with AI/LLM integration in production systems, or strong aptitude and interest in developing it • Experience with agentic coding tools (e.g., Claude Code, Cursor, Codex) • Comfort working directly with non-technical stakeholders — able to demo work, gather feedback, and explain technical decisions clearly • Preferred: experience in legal technology, professional services, or other highly regulated environments • Preferred: experience establishing observability and monitoring practices (logging, alerting, dashboards) for production systems • Preferred: familiarity with design systems, component libraries, or frontend architecture patterns at the systems level • Preferred: experience integrating and extending enterprise SaaS platforms • Simpson Thacher will not sponsor applicants for work visas for this position