Frontend Developer

Company: Haystack

Location: London, England

Type: Full-time

Posted: 2026-06-23

About this role

We are currently working with a leading financial software company that provides innovative solutions to a global client base.


The Role

  • Develop new user-facing features using React.js
  • Build reusable components and front-end libraries
  • Translate designs and wireframes into high-quality code
  • Optimise components for maximum performance across various devices and browsers

What You'll Need

  • Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model
  • Thorough understanding of React.js and its core principles
  • Experience with Redux and RTK (React Toolkit)
  • Familiarity with RESTful APIs and modern authorisation mechanisms (e.g., JSON Web Token)
  • Experience with modern front-end build pipelines and tools (e.g., Babel, Webpack, NPM)

What's On Offer

  • Opportunity to work with cutting-edge financial software
  • Collaborative team environment with a focus on quality
  • Chance to contribute to a robust and maintainable application

Apply via Haystack today!

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