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Software Engineer III - React Engineer

JPMorganChase

Salary not specified
Nov 23, 2025
Seattle, WA, United States of America
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JPMorgan Chase within Commercial and Investment Banking is looking to hire a Software Engineer III - React Engineer to design and deliver trusted market-leading technology products in a secure, stable, and scalable way, working on critical solutions using React, Spring Boot, and AWS.

Requirements

  • Proficient in coding in one or more languages; React.js, JavaScript/TypeScript, and building scaleable front-end applications
  • Strong understanding of modern React features (hooks, context, state management) and front-end architecture
  • Experience with micro front ends and microservices architectures and experience with front-end testing frameworks (Jest, React Testing Library, Cypress)
  • Solid understanding of APIs (RESTful, GraphQL) and integration with backend services
  • Familiarity with Spring Boot and AWS cloud services
  • Experience in developing, debugging, and maintaining code in a large corporate environment with one or more modern programming languages and database querying languages
  • Familiarity with modern front-end build tools and deployment pipelines.

Responsibilities

  • Design, develop, and troubleshoot scalable React-based applications with a focus on performance and maintainability.
  • Write secure, high-quality production code using JavaScript/TypeScript and modern React features (e.g., hooks, context, state management).
  • Collaborate closely with backend engineers (Spring Boot, AWS) to deliver seamless end-to-end solutions.
  • Develop, consume, and maintain RESTful and GraphQL APIs, ensuring robust integration between front-end and microservices.
  • Contribute to the design and implementation of micro front ends within a microservices architecture (e.g., using Module Federation, Single-SPA).
  • Implement and maintain front-end testing using tools such as Jest, React Testing Library, and Cypress and utilize modern front-end build tools and deployment pipelines (e.g., Webpack, Babel, Vite, Jenkins, GitHub Actions).
  • Produces architecture and design artifacts for complex applications while being accountable for ensuring design constraints are met by software code development

Other

  • Formal training or certification on software engineering concepts and 3+ years applied experience
  • Hands-on practical experience in system design, application development, testing, and operational stability
  • Overall knowledge of the Software Development Life Cycle
  • Solid understanding of agile methodologies such as CI/CD, Application Resiliency, and Security
  • Demonstrated knowledge of software applications and technical processes within a technical discipline (e.g., cloud, artificial intelligence, machine learning, mobile, etc.)