UI Lead

Title: UI Lead
Location: Bromley, UK

Job Type: Hybrid 3/Day WFO

Job Description:

  • We are seeking a highly skilled UI Developer to spearhead the development of the Single Dealer Platform within our Electronic Fixed Income & Currencies business. The ideal candidate will have deep expertise in React, RxJS, and modern UI frameworks, combined with strong leadership and architectural skills to deliver high-performance, scalable, and intuitive trading interfaces.

Key Responsibilities:

  • Lead UI Development: Own the design and implementation of the front-end architecture for the SDP.
  • Collaborate with Stakeholders: Work closely with product managers, UX designers, and backend teams to deliver seamless user experiences.
  • Technical Leadership: Mentor and guide a team of UI engineers, ensuring best practices in coding, testing, and performance optimization.
  • Integration: Ensure smooth integration with Java-based backend services and real-time data streams.
  • Performance & Scalability: Optimize UI for low-latency, high-frequency trading environments.
  • Innovation: Stay ahead of emerging technologies and propose improvements to enhance platform capabilities.

Required Skills & Experience:

Core Expertise:

  • Strong proficiency in React (Hooks, Context API, Redux or similar state management).
  • Advanced knowledge of RxJS for reactive programming and event-driven architectures.

UI Technologies:

  • HTML5, CSS3, TypeScript, Vite, OpenFin etc.
  • Experience with real-time data visualization and WebSockets.

Architecture & Design:

  • Micro-frontend architecture, modular design principles.

Testing & Quality:

  • Vitest , Playwright, Storybook or similar testing frameworks.

Financial Domain Knowledge:

  • Understanding of Fixed Income, FX, and electronic trading workflows is highly desirable.

Soft Skills:

  • Strong leadership and communication skills.
  • Ability to work in a fast-paced, agile environment.
  • Problem-solving mindset with attention to detail

Job Details

Company
Ascendion
Location
BR1, Bromley Town, Greater London, United Kingdom
Employment Type
Permanent, Contract
Posted