UI Engineer

mthree; Greater London; Hybrid; GBP 90,000 - 120,000; Full time

Job summary

A leading global investment bank in London (hybrid, 3 days in office) seeks a UI Engineer (React.js) to join its Global Markets Technology team, designing and building modern, responsive, and data-driven interfaces that turn complexity into clarity for trading, risk, and analytics platforms used worldwide.

You will collaborate with UX, product, and backend teams, translate complex requirements into scalable front-end code, contribute to code reviews and testing, and mentor junior engineers while

Qualifications

• Experience building large-scale, enterprise-grade applications.
• Knowledge of state management frameworks (Redux, Context API, etc.).
• Understanding of UI/UX principles and performance optimization.
• Familiarity with testing frameworks and CI/CD pipelines.
• Excellent problem-solving and collaboration skills.

Responsibilities

• Collaborate with UX, product, and backend teams to deliver seamless, user-centric solutions.
• Translate complex business and technical requirements into intuitive, scalable front-end code.
• Contribute to code reviews, testing, and engineering best practices.
• Mentor junior engineers and help drive standards across the team.

Skills

Enterprise-grade applications

State management

UI/UX principles

Testing frameworks

CI/CD pipelines

Problem-solving

Collaboration

Job description

UI Engineer (React.js) - Global Markets Technology - Investment Bank

Behind every trade, market move, and risk calculation, there’s a user interface that needs to perform flawlessly. This leading global investment bank is seeking a UI Engineer (React.js) to join its Global Markets Technology team in London (hybrid, 3 days in office), where you’ll design and build modern, responsive, and data-driven interfaces that turn complexity into clarity for trading, risk, and analytics platforms used worldwide.

Responsibilities:

• Collaborate with UX, product, and backend teams to deliver seamless, user-centric solutions.


• Translate complex business and technical requirements into intuitive, scalable front-end code.


• Contribute to code reviews, testing, and engineering best practices.


• Mentor junior engineers and help drive standards across the team.

Skills & Experience:

• Experience building large-scale, enterprise-grade applications.


• Knowledge of state management frameworks (Redux, Context API, etc.).


• Understanding of UI/UX principles and performance optimization.


• Familiarity with testing frameworks and CI/CD pipelines.


• Excellent problem-solving and collaboration skills.

Nice to have:

• Financial services or trading systems experience.


• Exposure to Agile practices, cloud platforms, and container technologies.


• Knowledge of data visualization libraries (e.g., D3.js, Highcharts).