UI Developer

Scope AT Limited; Greater London; On-site; GBP 90,000 - 120,000; Full time

Job summary

Scope AT Limited is seeking a Senior UI Developer in London. You will join a Front Office technology team and build high-performance React applications, with a focus on platform optimisation, scalability and user experience.

The role is based in London with one day per week onsite at the Tier 1 Investment Bank. You should bring strong React and TypeScript skills, experience with RxJS, and a proven track record of performance tuning in fast-paced trading environments.

Qualifications

• Experience building high‑performance React applications.
• Strong background in front-office or trading tech is a plus.
• Ability to optimize platform performance and scalability.

Responsibilities

• Build and enhance high-performance React applications used across the business.
• Focus on platform optimisation, scalability, and user experience.
• Collaborate with front-office engineers and business stakeholders to deliver robust UI solutions.

Skills

React

TypeScript

RxJS

Performance optimisation

Tools

OpenFin

FDC3

Job description

Senior UI Developer

London (1 day a week onsite only) | Tier 1 Investment Bank

A leading Tier 1 Investment Bank is looking for a Senior UI Developer to join a growing Front Office technology team in London. You'll be responsible for building and enhancing high-performance React applications used across the business, with a particular focus on platform optimisation, scalability, and user experience.

Key Skills

• React
• TypeScript
• RxJS
• Strong experience with application performance optimisation

Nice to Have

• OpenFin
• FDC3

This is an excellent opportunity to work on strategic platforms within a fast-paced trading environment, collaborating with a talented engineering team and key business stakeholders.