Senior Software Engineer

TechJobsData
New York, New York, United StatesFull-time$1,000,000–$1,250,000Posted Aug 30, 2026

About the role

Frontend UI Developer, React / TypeScript New York City | Up to $1.25M Total Compensation A leading global investment firm is looking for an exceptional Frontend UI Developer to join an engineering group supporting its Equities business. This is not a traditional frontend position. You’ll build sophisticated, highly interactive applications used by investment and engineering teams to understand performance, risk, positions and market information in real time. The engineering challenges sit at the intersection of complex financial data, distributed systems and modern UI development. Applications need to make enormous amounts of rapidly changing information intuitive, responsive and actionable. You’ll work closely with quantitative researchers, portfolio teams and backend engineers, with significant ownership over both the technical architecture and user experience. What they’re looking for:

Expert-level React and TypeScript experience

Strong JavaScript fundamentals and understanding of browser performance

Experience building complex, data-intensive web applications

Strong knowledge of state management, component architecture and frontend system design

Experience with visualization, charting, grids or other highly interactive UI tooling

Ability to work closely with sophisticated technical users and translate complex requirements into elegant interfaces

Strong computer science and software engineering fundamentals Engineers coming from high-performance technology companies, developer tooling, data infrastructure, fintech or similarly demanding environments are particularly relevant. No previous financial markets experience is required. The firm operates at significant scale, invests heavily in engineering and gives developers direct exposure to the users and problems their software supports. Compensation can reach $1.25M for exceptional candidates, depending on experience and level. New York City. Full-time. Applications will remain confidential.

Responsibilities

  • Build sophisticated, highly interactive applications for investment and engineering teams
  • Work closely with quantitative researchers, portfolio teams, and backend engineers
  • Own technical architecture and user experience

Qualifications

  • Expert-level React and TypeScript experience
  • Strong JavaScript fundamentals and understanding of browser performance
  • Experience building complex, data-intensive web applications
  • Strong knowledge of state management, component architecture, and frontend system design
  • Experience with visualization, charting, grids, or other highly interactive UI tooling

Skills mentioned

ReactTypeScriptJavaScriptFrontend DevelopmentPerformance OptimizationSystem DesignData VisualizationDistributed SystemsHTMLCSS

About TechJobsData

TechJobsData is a high-performance data aggregation platform providing real-time access to job market intelligence. We help developers, recruitment agencies, and AI platforms integrate live job listing data via a simple REST API.

Technology2-10 employeesDobrich, Dobrich