Frontend Engineer (React/TypeScript) — Real-Time Finance UI

Validus Risk Management; Greater London; On-site; GBP 75,000 - 110,000; Full time

Benefits offered by this job

Salary + bonus

Retirement plan

Private healthcare

Social events

Professional qualifications support

Job summary

Validus Risk Management is seeking a Front-end Engineer to join our React-based web applications. You will contribute to the Horizon platform by delivering features, improving UI/UX, and collaborating with quants, back-end, and platform engineers.

The role emphasizes TypeScript/React expertise, state management with Zustand, and modern tools like Nx, Vite, HighCharts, and AI-assisted development. You will own components end-to-end and help ship robust front-end solutions.

Qualifications

• Strong TypeScript knowledge.
• Strong React knowledge.
• Experience with state management libraries such as Zustand.
• Ability to write clean, maintainable and testable code.
• Experience with automated tests and testing frameworks like Vitest and Playwright.
• Experience consuming and helping shape REST API contracts, including working with an OpenAPI specification.
• Ability to implement beautiful styles using CSS.
• Real experience of AI-assisted development, and a clear view on where it helps and where it gets in the way.
• Curiosity about financial markets and an appetite to learn the domain.
• Ability to take ownership of work independently.
• Good communication skills working in a cross-discipline environment.

Responsibilities

• Deliver new features to a high standard with meaningful test coverage for Validus applications including the order management system and the risk management system.
• Collaborate with other teams on features spanning multiple parts of the stack.
• Give useful, thorough code reviews and pair with others across the team.
• Look to improve UI and UX across our product range to improve ease-of-use, and uphold consistency in our design principles.
• Participate in agile ceremonies, such as daily stand-ups, backlog refinement, estimation, and retrospectives.
• Bring ideas on the current technology stack and be part of the conversations about changing it, such as state management or how we manage our API calls.
• Help lay the technical foundations of real-time communication between back-end and front-end using WebSockets.
• Build on, and improve our implementation of Nx as a Front-end monorepo, built with Vite.
• Use Zustand and React Query (TanStack) for state and data management, and React Router for routing.
• Work on real-time data components, such as market data in graphs using HighCharts, to keep users up to date.
• Use HandsOnTable to display large amounts of data, whilst improving performance to give the user an 'excel' like feel within the browser.
• Use front-end monitoring and session replay to understand how features behave for real users, and to get to the bottom of reported issues.
• With AI tooling as part of daily work; review outputs; contribute to DevOps/testing skills; ensure end-to-end features.
• Think in terms of workflows with AI; integrate design tools like Figma; wire systems over MCP.
• Curiosity about financial markets and willingness to learn the domain.
• Ownership of work and strong cross-discipline communication.

Skills

TypeScript

React

Zustand

React Query

Vitest

Playwright

REST API

CSS

Code quality

Independent ownership

Communication

Tools

Nx

Vite

HighCharts

HandsOnTable

React Router

TanStack (React Query)

OpenAPI

Job description

Validus Risk Management is seeking a Front-end Engineer to join our React-based web applications. You will contribute to the Horizon platform by delivering features, improving UI/UX, and collaborating with quants, back-end, and platform engineers.

The role emphasizes TypeScript/React expertise, state management with Zustand, and modern tools like Nx, Vite, HighCharts, and AI-assisted development. You will own components end-to-end and help ship robust front-end solutions.