JPMorgan Chase & Co. is seeking a Software Engineer III (UI) for the Digital Markets Execution Technology (DMET) Execute platform in London, United Kingdom. You will join a seasoned, agile team to design and deliver trusted trading technology in a secure, scalable way, building real-time front-end UI with React and TypeScript and collaborating with product, UX, QA, and back-end teams across the globe. Responsibilities include delivering production-grade code, maintaining responsive UI performance for latency-sensitive workflows, applying enterprise AI-assisted development tools to improve quality and speed, and creating architecture and design artifacts while ensuring design constraints are met. You will work to improve front-end performance, diagnose production issues, and contribute to shared standards and reusable components for faster delivery. Qualifications include 3+ years of software engineering experience, hands-on development with React/TypeScript, familiarity with CI/CD, security practices, and experience in large corporate environments; strong collaboration and communication skills are essential. Why join us: you will work on mission-critical platforms with global reach, opportunities to deepen front-end engineering expertise, and a culture that values ownership and operational excellence.

JPMorgan Chase & Co. is seeking a Software Engineer III (UI) for the Digital Markets Execution Technology (DMET) Execute platform in London, United Kingdom. You will join a seasoned, agile team to design and deliver trusted trading technology in a secure, scalable way, building real-time front-end UI with React and TypeScript and collaborating with product, UX, QA, and back-end teams across the globe. Responsibilities include delivering production-grade code, maintaining responsive UI performance for latency-sensitive workflows, applying enterprise AI-assisted development tools to improve quality and speed, and creating architecture and design artifacts while ensuring design constraints are met. You will work to improve front-end performance, diagnose production issues, and contribute to shared standards and reusable components for faster delivery. Qualifications include 3+ years of software engineering experience, hands-on development with React/TypeScript, familiarity with CI/CD, security practices, and experience in large corporate environments; strong collaboration and communication skills are essential. Why join us: you will work on mission-critical platforms with global reach, opportunities to deepen front-end engineering expertise, and a culture that values ownership and operational excellence.