Frontend Engineer III — Scalable Web Apps with React

JPMorgan Chase & Co.; Greater London; On-site; GBP 70,000 - 120,000; Full time

Job summary

JPMorgan Chase & Co. is seeking a Web Engineer for Personal Investing to develop customer‑facing web applications. You will work in a cross‑functional team with Engineering and Product, delivering features end‑to‑end using a React‑based design system.

You will contribute to quality through testing, code reviews, and documentation, while focusing on accessibility, security, and performance across owned domains.

Qualifications

• Proven track record building customer-facing web apps/SPAs.
• Excellent verbal and written communication.
• Strong proficiency in React and core principles.
• Solid Web fundamentals: HTML5, CSS, JavaScript ES6.
• Experience with Docker and Git.
• Familiarity with testing (Jest/RTL) and build tools (Webpack/Vite/Parcel).

Responsibilities

• Develop and deliver product features within domain-owned initiatives.
• Identify, troubleshoot and fix defects.
• Ensure high-quality code with testing and standards.
• Collaborate with cross-functional teams and participate in code reviews.
• Create and maintain technical documentation for features.

Skills

React

JavaScript ES6

HTML5

CSS

Testing (Jest RTL)

CI/CD (Jenkins, Github Actions)

Git

Chrome DevTools

Webpack/Vite/Parcel

Accessibility (WCAG)

Education

Bachelor's degree in Computer Science or related

Tools

Docker

GraphQL

Kubernetes

Node.js

CI/CD Tools

Job description

JPMorgan Chase & Co. is seeking a Web Engineer for Personal Investing to develop customer‑facing web applications. You will work in a cross‑functional team with Engineering and Product, delivering features end‑to‑end using a React‑based design system.

You will contribute to quality through testing, code reviews, and documentation, while focusing on accessibility, security, and performance across owned domains.