Lead Frontend Developer (React/TypeScript)

November 15, 2026

Lead

London, United Kingdom

Description

Lead the UI development of a real-time trading platform, shaping front-end technical direction and delivering high-performance user experiences. The role combines hands-on engineering leadership, real-time workflows, operational readiness, and collaboration with global cross-functional teams.

Responsibilities

Lead the design and delivery of UI capabilities for Execute from discovery through production support
Define frontend technical direction, including architecture, standards, performance, and testing strategy
Collaborate with the product team, business stakeholders, and designers to translate trading workflows into clear UX
Improve quality through rigorous testing, troubleshooting, and performance optimization
Build high-performance real-time interfaces with responsive operation and stable behavior
Build and evolve scalable UI architecture, including component libraries and shared platform services
Advance engineering practices through code review, quality gates, CI/CD, observability, and operational readiness
Ensure secure and compliant development in line with company standards
Collaborate with backend, platform, and SRE teams to deliver end-to-end solutions
Promote the use of approved enterprise AI tools for development and automation, improving code quality, delivery speed, and operational outcomes
Use software development lifecycle tools, including approved enterprise AI capabilities, to improve automation efficiency

Requirements

Formal education or certification in software engineering and advanced hands-on experience building production UI with React and TypeScript in large-scale applications
Deep knowledge of modern frontend development, including state management, asynchronous data flows, and UI architecture
Expert experience in performance optimization, testing strategies, and automation in CI/CD pipelines
Experience building user interfaces for real-time systems or working with high-volume data streams
Proven technical leadership experience: establishing standards, leading design, and mentoring teams
Strong software engineering foundation, including object-oriented principles, design patterns, debugging, and documentation
Familiarity with agentic approaches to development across the software development lifecycle
Strong communication skills and ability to work effectively in a global cross-functional environment
Ability to independently solve design and functionality challenges
Proven experience leading the effective use of approved AI development tools, including coding, code review, test acceleration, and troubleshooting
Ability to set team standards for validating AI outputs for correctness, performance, and security
Deep understanding of responsible AI use in engineering processes, including data sensitivity and secure handling of inputs and outputs
Experience mentoring engineers on safe and compliant use of AI in development processes
Experience working with front-office trading systems or electronic trade execution
Familiarity with financial market concepts and protocols
Experience with UI component libraries, advanced tabular data views, and visualization
Familiarity with backend-for-frontend, event-driven architectures, and collaborative API design
Experience operating UI in a regulated environment with high auditability and controls requirements