QU

React.JS Developer – Hedge Fund – Typescript

Quant Capital london Posted 02 Oct 2026 Closing: 01 Nov 2026
Permanent Hybrid

Role Description & Technical Scope

Overview

Join a $2B quant hedge fund to help build and enhance a next‑gen trading platform. You’ll create real‑time UI to visualize large‑scale order execution and craft workflows for OTC products, while enabling robust order routing and algorithmic control. Collaborate with server‑side developers and trading teams to deliver high‑impact projects in a fast, collaborative setting. Work on a modern, responsive UI stack to support intraday FX and commodities trading. This is a high‑signal, technology‑driven role with tangible financial outcomes and a flexible, open culture.

Pay / Benefits
  • competitive salary
  • bonus scheme
  • London office 3 days per week
  • collaborative culture
  • modern tech stack
Responsibilities
  • Build real-time UI to visualize and monitor large-scale order execution
  • Develop custom workflows for OTC products
  • Create UI to control order routing and algorithm wheels
  • Collaborate with server-side developers and trading teams on key projects
  • Contribute to the evolution of the in-house multi-asset Execution Management System
  • Support high-performance, fault-tolerant frontend systems in a live trading environment
Key requirements
  • JavaScript or TypeScript expert
  • ReactJS expert
  • Experience with real-time, data-centric finance or data visualization apps
  • Knowledge of web tooling: Webpack, Storybook, NPM, Yarn
  • Proficiency with Chrome DevTools
  • Strong fundamentals in JavaScript, HTML5, CSS3
  • Bachelor’s degree in a technical or quantitative field
  • Self-starter with an execution‑oriented mindset
  • Collaborative team player
  • Self-starter / takes ownership
  • Strong problem-solving and delivery focus
  • TypeScript
  • React
  • Openfin
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Key Details
  • Date Posted: 02 Oct 2026
  • Location: london
  • Employment: Permanent
  • Workplace: Hybrid
  • Domain: General
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QU
Quant Capital
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Enterprise technology firm or security consultancy operating across the UK digital defense ecosystem.

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