Front-End Engineer

🔒 Confidential Employer
Posted 24 April 2026
LOCATION
London
TYPE
Full-time
LEVEL
Mid-Senior level
SALARY
£175,000 / year
CATEGORY
Technology
This employer holds a UK Home Office sponsor license — sponsorship for this specific role is at the employer’s discretion

SKILLS

React TypeScript Next.js Python Computer Science Data Visualization

FULL DESCRIPTION

Front-End Engineer within Quant / Research Role

Role: Front-End Engineer within Quant / Research

Client: [Employer hidden — view at passion-project.co.uk]

Compensation: Up to £175,000 + exceptional guaranteed bonus + full package

Location: London (Hybrid)

Overview

This is a rare opportunity to join an [Employer hidden] founded by Computer Scientists, where technology is the heart of the business. You will be reporting to a distinguished and highly respected Tech Lead in an environment where engineers lead engineers, ensuring zero red tape and a truly collaborative atmosphere. Based in beautiful London offices equipped with full perks (gym, food, etc.), you will join a small, elite team where your contributions have immediate and visible impact.

The Role

You will be responsible for building next-gen front-end systems that power real-time trading and bringing real-time ML insights to life. This is a high-autonomy role involving greenfield projects and a modern, evolving tech stack. You will work side-by-side with quants to turn complex mathematical models into intuitive, usable interfaces, solving unique challenges at the intersection of high finance and cutting-edge data visualization.

Key responsibilities include:

  • Building next-gen front-end systems powering real-time trading
  • Crafting interactive dashboards and research tools with live insights and streaming data
  • Implementing real-time data streaming and WebSocket-powered interfaces
  • Developing high-performance UIs for large-scale datasets and visualisations
  • Applying modern React patterns and performance optimisations to mission-critical apps
  • Collaborating with quants to industrialise complex models into intuitive interfaces

Requirements

  • Minimum 1 year+ experience with React, TypeScript, or Next.js
  • Ideally proficient in or exposed to Python
  • Solid Computer Science fundamentals (degree preferred but not essential)
  • A genuine passion for tech (evidenced by side projects, blogs, or meetups)
  • Strong personality and the ability to thrive in a flat, elite team structure
  • An innovative mindset ready to solve unique quant-related technical challenges

What’s on Offer

  • Market-leading base salary up to £175,000
  • Exceptional guaranteed bonus and full benefits package
  • Buy-out of notice periods, non-competes, and current bonuses
  • Elite, engineer-led culture with high autonomy and no red tape
  • Access to premium office perks including on-site gyms and catered food
  • Opportunity to work on greenfield projects within a world-class Quant Fund

If you are a Front-End Engineer looking to join one of the world’s most elite teams, please apply for more information.

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