Lead Software Engineer (UI) — Digital Markets Execution Technology (DMET), Execute

JPMorgan Chase · London

Join Digital Markets Execution Technology (DMET) to shape the future of Execute, our front-office trading platform powering Markets businesses. As a Lead Software Engineer (UI), you will set front-end technical direction and lead hands-on delivery of a latency-sensitive, real-time user experience used directly by traders and sales. You will partner closely with business stakeholders, product specialists, designers, and control partners to build intuitive, high-signal workflows at scale. This role emphasizes engineering excellence, operational readiness, and secure, compliant delivery in a fast-paced global environment.

Job Responsibilities

Lead the design and delivery of user interface capabilities across Execute, from discovery to production support
Set front-end technical direction, including architecture, standards, performance, and testing strategy
Partner with product, business stakeholders, and designers to translate trading workflows into intuitive UX
Drive quality through thorough testing, troubleshooting, and performance optimization
Build high-performance, real-time UIs with strong responsiveness and stability
Establish and evolve scalable UI architecture, including component libraries and shared platform services
Drive engineering excellence through code reviews, quality gates, CI/CD, observability, and operational readiness
Ensure secure, compliant development practices aligned to firm standards
Mentor and develop engineers, cultivating an inclusive team culture
Collaborate with backend, platform, and SRE partners to deliver end-to-end solutions
Drives team adoption of enterprise-authorized AI-assisted engineering practices within the work environment to improve code quality, delivery speed, and operational outcomes (e.g., AI-assisted code review/refactoring, test strategy acceleration, incident/root-cause analysis support), while establishing consistent validation standards (secure coding, peer review, automated testing) and promoting reuse of effective patterns across the team
Applies knowledge of tools within the Software Development Life Cycle toolchain, including enterprise-authorized AI-assisted development and automation capabilities, to improve the value realized by automation

Required Qualifications / Skills

Hands-on experience building production UIs with React and TypeScript in large-scale applications
Strong knowledge of modern front-end engineering, including state management, asynchronous data flows, and UI architecture
Expertise in performance optimization, testing strategies, and automation in CI/CD pipelines
Experience delivering real-time or data-intensive user experiences
Demonstrated technical leadership in setting standards, leading designs, and mentoring teams
Solid software engineering fundamentals, including OO/design patterns, debugging, and documentation
Familiarity with agentic development approaches across the software development lifecycle
Strong communication skills and ability to work effectively in global, cross-functional environments
Ability to tackle design and functionality problems independently
Demonstrated experience leading effective use of approved AI-assisted software development tools (e.g., for coding, code review, test acceleration, troubleshooting) with the ability to set team expectations for validating AI outputs for correctness, performance, and security
Strong understanding of responsible AI use in engineering workflows, including data sensitivity considerations, secure handling of inputs/outputs, and adherence to resiliency and security expectations; experience coaching engineers on safe, compliant adoption within delivery practices

Preferred Qualifications / Skills

Experience in front-office trading or electronic execution domains
Familiarity with financial market concepts and protocols
Experience with UI component libraries, advanced data grid patterns, and visualization
Exposure to backend-for-frontend patterns, event-driven architectures, and API design collaboration
Experience operating UIs in regulated environments with strong auditability and controls

Why Join Us

You will lead and shape the UI for a mission-critical front-office execution platform where performance, resiliency, and user experience directly influence business outcomes and client satisfaction. The work spans real-time data, latency-sensitive workflows, and production-grade operational readiness, with close-to-the-business stakeholders and a global engineering organization. This role offers meaningful technical leadership scope, tangible impact, and the opportunity to raise the bar on engineering excellence while operating within strong security, compliance, and control expectations.

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, color, 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.

Lead and shape the UI for a real-time trading platform, delivering high-performance user experiences that drive business outcomes.

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