Senior Full-Stack Engineer, Infrastructure Platforms

JPMorgan Chase & Co.; Greater London; On-site; GBP 85,000 - 125,000; Full time

Job summary

JPMorgan Chase & Co. is seeking a Software Engineer III within the Infrastructure Platforms, Data Center Services team to design, build, and scale trusted market-leading technology products.

You will contribute across frontend and backend developments, emphasizing secure, high-quality production code in a fast-paced agile environment. You will mentor junior engineers, collaborate on architecture, and leverage AI-assisted tools to improve code quality and delivery speed while upholding security

Qualifications

• Formal training or certification on software engineering concepts and proficient applied experience.
• Hands-on practical experience in system design, application development, testing, and operational stability.
• Proficiency in modern programming languages, with strong experience in JavaScript/TypeScript (React, Node.js) required.
• Experience developing, debugging, and maintaining code in a large-scale environment using modern programming and database querying languages.
• Solid understanding of agile methodologies, including CI/CD, resiliency, and security practices.
• Demonstrated knowledge of software applications and technical processes within a technical discipline (e.g., cloud or AI/ML).
• Working knowledge of the Software Development Life Cycle.
• Hands-on experience using enterprise-authorized AI-assisted software development tools with ability to critically evaluate AI outputs.

Responsibilities

• Apply advanced technical skills to design, develop, and deliver full-stack solutions across frontend (React) and backend (Node.js/TypeScript, Python) services.
• Create secure, high-quality production code and maintain algorithms that run reliably and synchronously with appropriate systems.
• Produce architecture and design artifacts for complex application components, ensuring design constraints are met in implementation.
• Gather, analyze, synthesize, and develop visualizations from large data sets in support of continuous improvement of software applications.
• Proactively identify hidden problems and patterns in data, and use these insights to drive improvements to coding hygiene and system architecture.
• Develop subject matter expertise in a specific technical domain relevant to Data Center Services (e.g., UI/UX, backend architecture, SDLC tooling, testing strategy, or operational support).
• Contribute to software engineering communities of practice and employee resource groups through facilitation, guest speaking, or content contribution.
• Mentor junior software engineers and actively support their technical growth and development.
• Leverages enterprise-authorized AI coding assist tools to improve code quality, delivery speed, and productivity, while validating outputs through peers, tests, and secure coding standards.
• Applies knowledge of SDLC tools including AI-assisted development to improve value realized by automation.

Skills

Software engineering fundamentals

Agile methodologies

Mentoring & coaching

Collaborative energy

Security practices

Education

Formal training or certification on software engineering concepts

Tools

React

Node.js

TypeScript

Python

AI-assisted development tools

Job description

JPMorgan Chase & Co. is seeking a Software Engineer III within the Infrastructure Platforms, Data Center Services team to design, build, and scale trusted market-leading technology products.

You will contribute across frontend and backend developments, emphasizing secure, high-quality production code in a fast-paced agile environment. You will mentor junior engineers, collaborate on architecture, and leverage AI-assisted tools to improve code quality and delivery speed while upholding security