Senior Frontend Engineer - Quant Trading Platforms

NJF Global Holdings Ltd

New York (NY)

On-site

USD 400,000 - 750,000

Full time

38 hours ago

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Job summary

NJF Global Holdings Ltd seeks a Senior Frontend/UI Software Engineer to build high-performance web applications that directly support trading and research workflows in New York. You will architect new applications, redesign existing systems, and collaborate with researchers, quantitative developers, and platform engineers to deliver end-to-end technical solutions.

The role emphasizes solving complex technical challenges, enabling reliable, scalable web platforms, and contributing to firm-wide

Qualifications

5+ years of professional Frontend/UI engineering experience.
Significant React + TypeScript experience from architecture to deployment.
Experience with agentic AI coding tools (Claude Code).
Exposure to deployment and infrastructure tools (Docker, Kubernetes).
Strong communication and collaboration with senior stakeholders.

Responsibilities

Build high-performance web apps supporting trading and research workflows.
Architect and build new apps from scratch; redesign existing systems.
Collaborate with cross-functional partners to deliver end-to-end technical solutions.
Troubleshoot, optimize, and maintain critical app components for reliability and high availability.
Contribute back to core platform and tooling used firm-wide.