Software Engineer III - Markets CRM - LDN

Testing Site - JPMC; Greater London; On-site; GBP 75,000 - 120,000; Full time

Job summary

JPMorganChase is seeking a Senior Associate Software Engineer to join the Markets CRM Platform team in London. You will design and deliver front-end and back-end services, ensuring secure, scalable solutions and collaborating with engineers across a global group.

You will produce architecture artifacts, improve coding hygiene, and drive continuous improvement while contributing to engineering communities of practice and shaping the technology direction for the Markets business.

Qualifications

• Hands-on front-end development experience with React.js and modern UI tech.
• Experience in system design, application development, testing, and operational stability.
• Proficient in JavaScript (ES6+), TypeScript, HTML5, and CSS3.
• Familiar with database querying and integrating front-end with back-end services.
• Understanding of SDLC and agile practices including CI/CD, resiliency, and security.
• Knowledge of cloud/AI/mobile tech as applicable.

Responsibilities

• Lead development and support of front-end and back-end services for the Markets CRM platform.
• Execute software solutions, design, development, and technical troubleshooting.
• Create secure, high-quality production code and maintain robust algorithms.
• Produce architecture and design artifacts for complex applications.
• Gather, analyze, and synthesize data to drive continuous improvement.
• Identify and address hidden problems and patterns in data and systems.
• Drive improvements to coding hygiene and system architecture.
• Contribute to engineering communities of practice and technology events.

Skills

Front-end development

React.js

JavaScript (ES6+)

TypeScript

HTML5

CSS3

UI architecture

Agile methodologies

CI/CD

Software architecture

Tools

Webpack

Babel

npm

Yarn

Jest

React Testing Library

Cypress

AWS Amplify

Job description

Join us to lead the evolution of our Markets CRM platform, architecting technology solutions that empower our Markets business. You will collaborate with talented engineers and help advance the direction of our platform, making a real impact. We value innovation, growth, and continuous learning, offering an environment where your ideas and contributions matter. Your expertise will help us deliver secure, scalable, and market-leading platforms. Be part of a team that encourages you to push the limits of what's possible.

As a Senior Associate Software Engineer in the Markets CRM Platform team, you will work with a global group of engineers to design and deliver advanced technology solutions. You will develop and support both front-end and back-end services, ensuring our platforms remain secure, scalable, and innovative. You will contribute to a collaborative culture, pursue technical excellence, and participate in the continuous improvement of our systems. Your work will empower the Markets business and support our commitment to technology-driven success.

Job Responsibilities:

• Lead the development and support of front-end and back-end services for the Markets CRM platform
• Execute software solutions, design, development, and technical troubleshooting
• Create secure, high-quality production code and maintain robust algorithms
• Produce architecture and design artifacts for complex applications
• Gather, analyze, and synthesize data to drive continuous improvement
• Identify and address hidden problems and patterns in data and systems
• Drive improvements to coding hygiene and system architecture
• Contribute to engineering communities of practice and technology events

Required Qualifications, Capabilities, and Skills:

• Hold formal training or certification on infrastructure disciplines concepts
• Demonstrate hands-on experience in front-end development, focusing on React.js and modern UI technologies
• Apply practical experience in system design, application development, testing, and operational stability
• Proficient in coding in JavaScript (ES6+), TypeScript, HTML5, and CSS3
• Possess strong expertise in React.js and building scalable, complex UI applications
• Develop, debug, and maintain code in a large corporate environment
• Familiar with database querying languages and integrating front-end applications with backend services
• Understand the Software Development Life Cycle
• Apply knowledge of agile methodologies such as CI/CD, application resiliency, and security
• Demonstrate understanding of software applications and technical processes within a technical discipline (e.g., cloud, artificial intelligence, machine learning, mobile, etc.)

Preferred Qualifications, Capabilities, and Skills:

• Familiar with modern front-end technologies and frameworks
• Exposure to cloud technologies, especially AWS (Amplify, S3, Lambda)
• Experience with front-end build tools and bundlers (Webpack, Babel, npm, Yarn)
• Experience with testing frameworks and tools (Jest, React Testing Library, Cypress)
• Collaborate on UI/UX design and translate design mockups into code
• Understand accessibility (a11y) and web performance best practices
• Experience with code review, linting, and documentation
• Strong debugging, troubleshooting, and problem-solving skills
• Excellent communication and collaboration skills; ability to work effectively in a team environment

Why Join Us?

At JPMorganChase, we celebrate talent from all backgrounds and perspectives. We foster a culture of inclusion where every voice is valued, and all employees are empowered to deliver their best. We are committed to attracting and developing a diverse workforce. Learn more about our Business Resource Groups and how they support your career growth and potential. Join us and make a meaningful impact.