UI Developer ReactJS & TypeScript

UI Developer ReactJS & Type Script

Location:West Sussex
Office: 3 days per week mandatory
Contract: 12 months
Start Date: By mid-September 2026
Working Hours: 40 hours per week

We are looking for an experienced UI Developer to join a high-performing software engineering team supporting a leading global financial services organisation
. You'll be working on modern, customer-focused digital products and data-driven web applications within a fast-paced, technology-led environment.

You will be responsible for designing, developing, testing and enhancing responsive user interfaces using React and Type Script , while contributing to high standards of code quality, performance, security and maintainability.

This is a hands-on role suited to someone with strong frontend engineering experience who enjoys working in an Agile product development environment and wants to contribute to innovative digital solutions within a globally recognised financial services business.

• Design and develop modern, scalable web applications using React and Type Script .
• Build dynamic, data-driven user interfaces and forms, including JSON Schema-based forms
  .
• Develop reusable React components using functional component patterns and React Hooks
  .
• Implement effective state management using Redux and/or Context API
  .
• Integrate frontend applications with RESTful APIs and web services
  .
• Develop and maintain high-quality application code aligned with industry standards and compliance requirements.
• Write and maintain automated tests using React Testing Library or similar frameworks.
• Participate in code reviews and contribute to engineering best practices.
• Identify and implement web application performance optimisation opportunities.
• Work closely with product, engineering and other stakeholders within an Agile delivery environment.
• Contribute to the mentoring and development of engineering team members where required.

• Software engineering/product development experience.
• Strong commercial experience in UI / frontend development
  .
• Excellent hands-on experience with React JS and Type Script .
• Strong knowledge of JavaScript ES6
  , HTML5 and CSS
  3.
• Experience with React Hooks and functional component architecture.
• Experience with Redux and/or Context API
  .
• Experience with React Testing Library or comparable frontend testing frameworks.
• Strong experience integrating applications with RESTful APIs
  .
• Hands-on experience working with JSON and web service technologies
  .
• Experience developing data-driven UIs and dynamic forms
  .
• Understanding of frontend performance optimisation techniques.
• Experience working within Agile software development environments
  .
• Strong understanding of software engineering standards, code quality and maintainability.

• Node.js
• Java
• Experience mentoring or supporting other engineers.
• Experience working within distributed engineering teams.
• Professional certifications in software engineering, architecture, or product management.

We're looking for a developer who is not only technically strong but also takes ownership of their work, contributes to engineering standards, and can collaborate effectively across a product-focused environment.