Senior Frontend Lead Architect - Mobile & React Native

JPMorgan Chase & Co.; Greater London; On-site; GBP 90,000 - 140,000; Full time

Job summary

JPMorgan Chase & Co. is building a future-facing digital bank in the UK and seeks a Senior Lead Software Engineer - Front-End to lead mobile-centric, cloud-native UI work.

You will design, implement, and ship features for Chase UK with a focus on React and React Native in TypeScript/JavaScript, while mentoring teammates and driving best practices. You will work within a flat-structure team to deliver end-to-end solutions, contribute to SDLC lifecycles, and stay ahead of modern web/mobile trends,

Qualifications

• Proficiency in React and React Native with TypeScript or JavaScript.
• Experience with REST and GraphQL APIs.
• Experience with end-to-end testing tools such as WebdriverIO or Playwright.
• Hands-on with design systems and component libraries.
• Ability to write clean, testable JavaScript.

Responsibilities

• Collaborate with cross-functional teams to define, design, and ship new features.
• Create and maintain clean, efficient, and reusable codebase.
• Conduct thorough testing to ensure robustness and reliability of applications.
• Troubleshoot and debug issues, ensuring smooth application functionality.
• Communicate with stakeholders to gather requirements and provide progress updates.
• Mentor junior developers and perform code reviews.
• Stay updated with industry trends and best practices in mobile development.
• Drive continuous improvement initiatives to enhance development workflows.

Skills

React

React Native

TypeScript

JavaScript

REST APIs

GraphQL

Testing

WebdriverIO

Playwright

React Hooks

Design Systems

UI Components

Mobile Development

ES6+

Expo

Tools

WebdriverIO

Playwright

Expo

Job description

JPMorgan Chase & Co. is building a future-facing digital bank in the UK and seeks a Senior Lead Software Engineer - Front-End to lead mobile-centric, cloud-native UI work.

You will design, implement, and ship features for Chase UK with a focus on React and React Native in TypeScript/JavaScript, while mentoring teammates and driving best practices. You will work within a flat-structure team to deliver end-to-end solutions, contribute to SDLC lifecycles, and stay ahead of modern web/mobile trends,