Software Engineer III – React

Company: JPMorgan Chase & Co.
Apply for the Software Engineer III – React
Location: City of Westminster
Job Description:

Overview

Join a team delivering software solutions with a focus on design, development, and technical troubleshooting. Contribute to secure, high-quality production code and maintain algorithms that integrate with relevant systems. Collaborate with UX/UI designers to translate concepts into interactive, responsive user interfaces and ensure the technical feasibility of designs. Optimize applications for speed and usability and maintain clean, well-documented code following best practices.

Responsibilities

  • Execute software solutions, design and develop code, and troubleshoot technical issues beyond routine approaches.
  • Develop and maintain high-quality user interfaces for web applications using JavaScript, TypeScript and React.
  • Collaborate with UX/UI designers to translate design concepts into interactive interfaces and ensure technical feasibility of designs.
  • Optimize applications for maximum speed and usability.
  • Write clean, maintainable code and conduct code reviews to uphold coding standards.
  • Work closely with backend developers to integrate APIs.
  • Adapt to evolving requirements in a fast-paced environment and contribute to team success.

Qualifications

  • Proficiency in JavaScript and experience with React; solid understanding of HTML, CSS, and responsive design principles.
  • Experience with version control systems (e.g., Git).
  • Strong problem-solving skills and ability to work independently and as part of a team.
  • Knowledge of testing frameworks and tools such as Jest and Playwright.
  • Formal training or certification in software engineering concepts and applied experience; proven experience as a UI Developer with a strong portfolio.
  • Proficiency in TypeScript (preferred).
  • Familiarity with frontend build tools (e.g., Vite) and performance optimization techniques (preferred).

Note: This description focuses on the role’s responsibilities and requirements. All content is kept to reflect job-focused information relevant to the position.

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Posted: July 11th, 2026