Senior Frontend Engineer - Real-Time Trading (Remote UK)

Reactive Markets Limited; United States; Remote; USD 93,000 - 146,000; Full time

Benefits offered by this job

Remote-friendly

Health insurance

Pension

Life insurance

Dental/optical cashback

Cycle to work

Offsites

Job summary

Reactive Markets Limited is hiring a Senior Frontend Engineer for a remote, UK-based position. You will work across the stack in TypeScript/React and Rust, delivering real-time trading UI components and backend services. The role emphasizes performance, reliability, and end-to-end ownership.

As a senior contributor, you will mentor teammates, drive architectural decisions, and collaborate across time zones to ship production-ready features in a high-stakes trading environment.

Qualifications

• 5+ years of full-stack engineering with TypeScript/JavaScript.
• Strong React experience with reactive state management.
• Working knowledge of Rust and real-time data systems.
• Experience designing APIs and distributed architectures.
• Familiarity with Python, Git, and Linux fundamentals.

Responsibilities

• Build complex full-stack features in TypeScript and Rust across the platform.
• Deliver real-time market data presentation with low latency.
• Use React and state management tools for data-dense trading UIs.
• Design architecture, participate in incident response, and ensure production reliability.
• Mentor peers, review code, and document solutions for the team.

Skills

TypeScript/JavaScript

React

Rust

Distributed systems

APIs

Python

Git

Linux

Financial services experience

Tools

WebSockets

REST APIs

Job description

Reactive Markets Limited is hiring a Senior Frontend Engineer for a remote, UK-based position. You will work across the stack in TypeScript/React and Rust, delivering real-time trading UI components and backend services. The role emphasizes performance, reliability, and end-to-end ownership.

As a senior contributor, you will mentor teammates, drive architectural decisions, and collaborate across time zones to ship production-ready features in a high-stakes trading environment.