Real-Time Trading Frontend Engineer (React/TypeScript)

JUXT; Greater London; On-site; GBP 70,000 - 110,000; Full time

Job summary

JUXT in London is seeking Front End Engineers to join our embedded team, delivering high-performance React applications for trading platforms. You will modernise legacy Angular/AngularJS systems and work closely with backend Java engineers.

You’ll contribute to UI components, architecture, and automated UI testing with Playwright or Cypress, while solving challenges in real-time data processing and scalable front-end design.

Qualifications

• Strong React and TypeScript experience.
• Experience building real-time, production front-end apps.
• Experience migrating Angular/AngularJS to React.

Responsibilities

• Design, develop and maintain high-performance React and TypeScript applications.
• Build responsive UIs for pricing, execution and post-trade workflows.
• Consume real-time market data using WebSockets and RSocket.
• Develop reusable UI components and shared frameworks.
• Migrate legacy Angular applications to React architecture.

Skills

React

TypeScript

Real-time data

WebSocket/RSocket

Front-end performance

Agile

Team collaboration

UI testing (Playwright/Cypress)

Tools

Playwright

Cypress

Selenium

ag-Grid

Kubernetes

OpenShift

RSocket

Job description

JUXT in London is seeking Front End Engineers to join our embedded team, delivering high-performance React applications for trading platforms. You will modernise legacy Angular/AngularJS systems and work closely with backend Java engineers.

You’ll contribute to UI components, architecture, and automated UI testing with Playwright or Cypress, while solving challenges in real-time data processing and scalable front-end design.