Software Engineer III- React

JPMorganChase; Greater London; On-site; GBP 50,000 - 70,000; Full time

Job summary

JPMorgan Chase is seeking a Front-End Engineer to join their International Consumer Bank team in Greater London. This role involves delivering cloud-native microservices and collaborating across teams to design effective solutions. Ideal candidates will have strong JavaScript and React skills, with a passion for fintech and agile development.

Opportunities for mentorship and continuous improvement are available in a dynamic team environment focused on innovation.

Qualifications

• Formal training or certification in JavaScript with practical experience.
• Ability to write testable, clean, and efficient code.
• Proficiency in React and familiarity with unit testing.

Responsibilities

• Collaborate with teams to define and design new features.
• Maintain clean and reusable code.
• Conduct testing to ensure application reliability.

Skills

JavaScript

React

REST APIs

GraphQL

Agile Environment

Communication Skills

Tools

TypeScript

Kotlin

Swift

Job description

Job Description

We know that people want great value combined with an excellent experience from a bank they can trust, so we launched our digital bank, Chase UK, to revolutionise mobile banking with seamless journeys that our customers love. We are already trusted by millions in the US and we are quickly catching up in the UK – how we do things here is a little different. We are building the bank of the future from scratch, channeling our start‑up mentality every step of the way – meaning you will have the opportunity to make a real impact.

As a Front‑End Engineer at JPMorgan Chase within the International Consumer Bank, you will be a part of a flat‑structure organization. Your responsibilities are to deliver end‑to‑end cutting‑edge solutions in the form of cloud‑native microservices architecture applications leveraging the latest technologies and the best industry practices. You are expected to be involved in the design and architecture of the solutions while also focusing on the entire SDLC lifecycle stages. Our Front‑End Engineering team is at the heart of this venture, focused on getting smart ideas into the hands of our customers. We are looking for people who have a curious mindset, thrive in collaborative squads, and are passionate about new technology. By their nature, our people are also solution‑oriented, commercially savvy and have a head for fintech. We work in tribes and squads that focus on specific products and projects – and depending on your strengths and interests, you will have the opportunity to move between them.

Job 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 effectively with stakeholders to gather requirements and provide progress updates.
• Mentor junior developers, providing guidance on best practices and code reviews.
• Stay updated with the latest industry trends and best practices in mobile development.
• Drive continuous improvement initiatives to enhance development processes and workflows.

Required Qualifications, Capabilities and Skills

• Formal training or certification on JavaScript concepts and proficient applied experience
• Ability to write testable, clean JavaScript code
• Proficiency in React framework
• Familiarity with writing unit tests
• Understanding of REST APIs and GraphQL
• Ability to work in a dynamic, agile environment within a geographically distributed team
• Ability to focus on promptly addressing customer needs
• Excellent written and verbal communication skills in English

Preferred Qualifications, Capabilities and Skills

• Building applications using React Native in TypeScript or JavaScript
• Native application development across Android / iOS in Kotlin / Swift
• Comfortable working with projects partially or fully using TypeScript
• Using latest React features such as Suspense and Hooks
• End‑to‑end testing applications with Detox / Appium / WebdriverIO
• End‑to‑end testing applications with Detox / Appium / WebdriverIO / Playwright
• Extensive experience in modern web development, including responsive design and performance optimisation
• Hands‑on experience with design systems, component libraries, and implementing consistent UI/UX across large‑scale applications

ABOUT US

J.P. Morgan is a global leader in financial services, providing strategic advice and products to the world’s most prominent corporations, governments, wealthy individuals and institutional investors. Our first‑class business in a first‑class way approach to serving clients drives everything we do. We strive to build trusted, long‑term partnerships to help our clients achieve their business objectives.

We recognize that our people are our strength and the diverse talents they bring to our global workforce are directly linked to our success. We are an equal opportunity employer and place a high value on diversity and inclusion at our company. We do not discriminate on the basis of any protected attribute, including race, religion, colour, national origin, gender, sexual orientation, gender identity, gender expression, age, marital or veteran status, pregnancy or disability, or any other basis protected under applicable law. We also make reasonable accommodations for applicants’ and employees’ religious practices and beliefs, as well as mental health or physical disability needs. Visit our FAQs for more information about requesting an accommodation.

About The Team

Our Corporate Technology team relies on smart, driven people like you to develop applications and provide tech support for all our corporate functions across our network. Your efforts will touch lives all over the financial spectrum and across all our divisions: Global Finance, Corporate Treasury, Risk Management, Human Resources, Compliance, Legal, and within the Corporate Administrative Office. You’ll be part of a team specifically built to meet and exceed our evolving technology needs, as well as our technology controls agenda.