Overview
UI Engineer - React | TypeScript | | Figma
Build clean, scalable UIs for world-class trading software
Own the front-end architecture in a modern React ecosystem
Hybrid, high-trust team building complex UI flows from scratch
The Role
An award-winning trading and data infrastructure company is hiring a UI Engineer in Belfast. You\'ll design, build, and test highly performant front-ends using modern TypeScript, React, and in a collaborative Agile environment.
You\'ll work closely with cross-functional teams - designers, QAs, BAs, and back-end developers - to build user interfaces that solve real business problems at scale. Strong attention to detail, TDD skills, and a passion for quality user experiences are key.
Why Apply?
* Negotiable salaries
* Bonus
* Hybrid working - 3 days onsite
* Private healthcare, life assurance, digital GP
* Genuine technical ownership on high-value UI work
What You'll Do
* Build and maintain web UIs with TypeScript, React, and wireframes and prototypes using Figma
* Use contract-first and test-first approaches (integration & unit tests)
* Work with Figma to wireframe and prototype interfaces
* Contribute to a mono-repo setup (NX / yarn workspaces)
* Collaborate across disciplines to refine features and improve UX
* Support an Agile, quality-first delivery culture
* Document components, decisions, and workflows
Your Skills & Experience
Must-Have:
* 3+ years\' commercial experience building web apps
* Strong React functional component knowledge
* Solid experience with integration/unit testing for UI
* Comfortable with Figma or similar wireframing tools
* Knowledge of contract-first or API-driven UI design
* Agile mindset and ability to work across the SDLC
* Familiarity with mono-repo tooling (NX, Yarn workspaces)
Nice-to-Have:
* Isomorphic framework experience
* Understanding of UX/accessibility principles
* Knowledge of AWS
* Strong TypeScript/JavaScript and good CSS fundamentals
* Comfortable using Git and JIRA
* Collaborative, T-shaped engineer who supports others\' growth
Why This Team?
You\'ll be working with sharp engineers in a high-performing Agile team, building UIs that power global markets. The code you ship makes a real-world difference - and you\'ll have the space and support to do it right.
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