Front End Developer

Company: Clarksons
Apply for the Front End Developer
Location: London
Job Description:

Overview

In this role you will build cutting-edge front-end applications in TypeScript and React, partnering with product, design, and backend teams to deliver features that traders use daily. You will operate in a fast-moving, autonomous startup, prioritising practical solutions that move the business forward. You’ll shape the front-end architecture, develop reusable components and design systems, and continuously improve performance and UX. This is a chance to impact real-world trading workflows and help redefine an old-guard industry with modern tooling. You will work directly with founders and traders, gaining broad scope and rapid growth in a collaborative, experiment-driven culture.

Responsibilities

  • Build and maintain front-end applications in TypeScript and React
  • Collaborate with product, design, and backend teams to ship user-focused features
  • Develop reusable components, design systems, and contribute to front-end architecture
  • Identify UI/UX and performance bottlenecks and implement improvements
  • Operate in a high-autonomy startup environment with immediate impact on decisions

Key requirements

  • Strong TypeScript and React experience (React 16+)
  • Proficient in JavaScript ES6+
  • Experience with React Testing frameworks like Jest and Enzyme
  • Keen design sense and desire to build better solutions
  • Understanding of supporting infrastructure: git, microservices, containers
  • Comfortable working with numbers and data, with or without trading/finance experience
  • self-starter
  • humble
  • willingness to ask questions
  • TypeScript
  • React
  • JavaScript ES6+

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Posted: September 30th, 2026