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

慨正橡扯; Greater London; On-site; GBP 70,000 - 100,000; Full time

Job summary

慨正橡扯 is looking for a Lead Software Engineer (UI) to guide the front-end technical direction for our trading platform, Execute. This vital role will involve partnering with various stakeholders to create high-performance user experiences that are critical to trader operations.

The ideal candidate will have extensive hands-on experience with React and TypeScript, alongside a solid understanding of modern front-end engineering practices. Join us and influence our engineering excellence while ensuring compliance with security standards.

Qualifications

• Hands-on experience building production UIs with React and TypeScript.
• Strong knowledge of modern front-end engineering.
• Expertise in performance optimization and CI/CD automation.

Responsibilities

• Lead the design and delivery of user interface capabilities.
• Set front-end technical direction and architecture.
• Drive engineering excellence through testing and optimization.

Skills

React

TypeScript

Asynchronous data flows

UI architecture

Performance optimization

Testing strategies

AI-assisted tools

Communication skills

Job description

JOB DESCRIPTION

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.

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.