Singapore-Based Senior Full-Stack UI Developer

Citi; Singapore; On-site; SGD 120,000 - 180,000; Full time

Job summary

Citi Equities Technology in Singapore is seeking a Senior Full Stack UI Developer with 8-10 years of hands-on experience in React, Redux and modern web technologies. You will work with front office and product teams to deliver scalable UI solutions that improve efficiency and reduce operational risk.

The role emphasizes independent work, strong communication, and stakeholder management, with responsibilities spanning design, development, testing and architecture input.

Qualifications

• Hands-on HTML5, CSS3/SASS/CSS-in-JS and core JavaScript/TypeScript skills.
• Solid React experience including hooks and state management with Redux.
• Experience with testing using Jest and React Testing Library.
• Proficient in building reactive UIs with WebSockets, RxJS and related tech.
• Familiarity with tooling (Webpack/Vite) and Electron for desktop-like apps.

Responsibilities

• Design, develop and maintain web apps using React and TypeScript, ensuring high quality, clean and maintainable code.
• Manage application state using Redux and middleware such as Redux Toolkit.
• Ensure high test coverage by writing unit tests using Vitest.
• Write and maintain a suite of reusable UI components for cross-feature reuse.
• Contribute to architecture and best-practices for frontend frameworks and patterns.
• Perform code reviews and improve quality, maintainability and testability.
• Plan and schedule own work with minimal supervision.
• Collaborate with front office, product development and development teams to improve efficiency and reduce risk.

Skills

React

Redux

HTML5

CSS3/SASS/CSS-in-JS

JavaScript

TypeScript

Unit Testing

Jest

React Testing Library

RxJS

Web Sockets

Web Workers

Webpack/Vite

Electron

Education

Bachelor's degree

Tools

Webpack/Vite

Electron

GitHub/Jenkins/Artifactory

Confluence

Job description

Citi Equities Technology in Singapore is seeking a Senior Full Stack UI Developer with 8-10 years of hands-on experience in React, Redux and modern web technologies. You will work with front office and product teams to deliver scalable UI solutions that improve efficiency and reduce operational risk.

The role emphasizes independent work, strong communication, and stakeholder management, with responsibilities spanning design, development, testing and architecture input.