C

Senior React Developer - Banking, Data Visualisation

icon building Company : Confidential
icon briefcase Job Type : Contract

Number of Applicants

 : 

000+

Click to reveal the number of candidates who applied for this job.
icon loader
icon loader

Let AI Supercharge Your Job Hunt!

JobCopilot scans 500,000+ company career sites daily to find jobs for you

Never miss an opportunity Save hours by auto-filling applications forms Land more interviews with tailored applications
happy man
thunder iconActivate JobCopilot

Job Description - Senior React Developer - Banking, Data Visualisation

Senior React Developer - Front Office, Real-Time Visualisation sought by leading investment bank based in Canary Wharf.

**Inside IR35 - 3 days a week on site**


We are seeking an experienced React Developer to join our front office development team. The ideal candidate will have extensive experience building high-performance, real-time user interfaces with exceptional attention to detail and a focus on low-latency rendering. This role requires a deep understanding of modern React architecture, structured coding principles, and UI/UX best practices.

Key Responsibilities
  • Design and implement complex, real-time dashboards and interactive UIs for mission-critical financial applications
  • Optimize front-end performance to achieve microsecond-level responsiveness in data visualization components
  • Develop reusable component libraries that maintain consistency across applications
  • Implement robust error handling and resilience patterns for real-time data streams
  • Participate in code reviews and mentor junior developers on best practices
  • Work closely with back-end teams to integrate with real-time data services
Required Skills & Qualifications
  • 5+ years of professional experience with React.js and modern JavaScript (ES6+)
  • Proven experience building low-latency, real-time user interfaces (trading platforms, analytics dashboards, etc.)
  • Deep understanding of React performance optimization techniques (virtualization, memoization, code splitting)
  • Experience with state management solutions (Redux, MobX, Recoil, or similar)
  • Proficiency with WebSockets or other real-time data protocols
  • Strong knowledge of responsive design and cross-browser compatibility
  • Experience with testing frameworks (Jest, React Testing Library, Cypress)
  • Excellent understanding of clean code principles and component architecture
  • Strong system design skills with experience creating scalable front-end architectures
Preferred Qualifications
  • Experience with TypeScript and strong typing methodologies
  • Knowledge of financial domain concepts (for trading/banking applications)
  • Experience with data visualization libraries (D3.js, HighCharts, etc.)
  • Familiarity with micro-frontend architecture
  • Experience with GraphQL and/or REST API design
  • CI/CD pipeline experience and deployment automation
  • Experience with performance monitoring tools
Education
  • Bachelor's degree in Computer Science, Software Engineering, or related field (or equivalent professional experience)

Please apply within for further details or call on
Alex Reeder
Harvey Nash Finance & Banking

Original job Senior React Developer - Banking, Data Visualisation posted on GrabJobs ©. To flag any issues with this job please use the Report Job button on GrabJobs.
Share Job
Share Job

Auto-Apply to React Developer Jobs with your AI JobCopilot

thunder icon Auto-Apply with AI

Similar React Developer Jobs in the UK

GrabJobs is the no1 job portal in the UK, connecting you to thousands of jobs fast! Find the best jobs in the UK, apply in 1 click and get a job today!

Mobile Apps

Copyright © 2026 Grabjobs Pte.Ltd. All Rights Reserved.