Senior Software Engineer

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Senior Software Engineer in USA

Schonfeld
Full time
Email

USA
10/22/2026
Report

New York, NY

Responsibilities

Evolve the internal UI platform, shared components, architecture, development tools, and implementation standards supporting more than 100 business applications.
Build full-stack UI solutions involving web front-end development, backend integration, API design, performance optimization, and system observability.
Partner with product teams, product owners, users, and business stakeholders to define features, create user stories and journeys, iterate on designs, and deliver application UI.
Lead the technical lifecycle of complex UI applications from architecture and technology selection through implementation, deployment, scalability, and production reliability.
Improve code quality, development lifecycles, engineering standards, and developer workflows while mentoring junior engineers.
Use AI throughout the development lifecycle, including decomposing engineering problems, building and operating agents and skills, and improving agentic SDLC workflows.

Requirements

5+ years of professional UI engineering experience, including at least 2 years leading or designing front-end architectures.
Advanced React and TypeScript expertise, including architecting large-scale performant component systems and mentoring teams on modern React patterns.
Strong UI/UX collaboration experience, including translating business requirements into user stories, journeys, screens, wireframes, and prototypes.
Experience partnering with product management across the product development lifecycle from vision and requirements through design iteration and delivery.
Hands-on experience using AI tools such as Codex, Claude, and Copilot throughout software development, plus experience incorporating AI into product features or development workflows.
Familiarity with Redux, Zustand, and RxJS; advanced data grid and charting experience with real-time or high-volume datasets; and unit and end-to-end testing experience.
Experience with testing frameworks such as RTL, Mocha, Jest, Cypress, and Playwright.
Preferred experience includes internal tools for trading, analytics, compliance, finance, or fintech; AWS EC2; Kubernetes deployments; CI/CD pipelines; Apache Kafka; Apache Spark; design systems; React micro-frontends; and backend development in Go, Python, Java, or Rust.
Strong engineering judgment, communication skills, and ability to challenge outdated patterns and collaborate with business stakeholders.

Benefits

Learning and educational offerings, opportunities to make an impact, internal networks, external partnerships, and service initiatives supporting inclusion and purpose.
The role may be eligible for a performance bonus and a competitive benefits package.

Salary: $200k - $250k/yr

Schonfeld

Schonfeld is a privately held, multi-manager hedge fund that allocates capital to internal and external portfolio managers across quantitative, fundamental equity, tactical trading, and discretionary macro/fixed-income strategies. The firm manages money for institutional and other sophisticated i...

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