UI/UX Developer
First seen by Alion on Oct 6, 2026.
Location: Warsaw, Poland, Hybrid (3 days/week/office)
Contract Type: B2B, 12 months
Rate: 140-150zł/hour
What you’ll do:
Build and maintain scalable, high-performance front-end features for client-facing portals.
Develop reusable UI components using React.js, TypeScript and modern tooling.
Turn approved designs into polished, consistent interfaces aligned with the design system.
Integrate front-end applications with REST/GraphQL APIs and backend services.
Improve performance, accessibility and cross-browser compatibility.
Contribute to code reviews, Agile ceremonies, automated testing and production support.
What you bring:
8–10+ years of software development experience, including 6+ years focused on React.js.
Strong React.js and TypeScript skills, with experience building enterprise-scale applications.
Solid understanding of component-based architecture and state management (Redux/Context API).
Ability to interpret Figma designs and deliver accurate implementations.
Experience with API integration, front-end testing and debugging.
Basic knowledge of WCAG accessibility standards.
Exposure to containerized environments and CI/CD pipelines.
Nice to know:
Micro Frontend architecture (Module Federation).
Basic SQL/database knowledge.
Financial services or transfer agency experience.
If you’re an experienced React developer with a strong eye for UI quality and usability, let’s connect.
Tech stack
- React
- TypeScript
- Redux
- Context.api