Senior React Developer

Senior React Developer

As a Senior React Developer, you will be working for our client, a leading global financial institution supporting diverse business units with scalable, modern digital interfaces. You will be part of a dedicated UI Libraries team, responsible for driving the adoption of cutting-edge UI technologies and shaping the firm’s design system. Your work will directly influence the visual consistency and usability of hundreds of internal and external applications across multiple platforms, ensuring a cohesive and accessible user experience.

Your main responsibilities: Develop and maintain reusable components for a cross-platform UI library

• Collaborate with design and engineering teams to improve the visual language and design system
• Evaluate and introduce new UI technologies to enhance development workflows
• Ensure high accessibility standards (WCAG) across all frontend components
• Support internal teams in implementing consistent UX across web and mobile platforms
• Participate in code reviews and advocate for best coding practices and testing strategies
• Troubleshoot UI-related issues across applications and suggest long-term solutions
• Lead integration efforts with SSR frameworks like NextJS or Gatsby
• Optimize performance and responsiveness of user-facing features
• Contribute to technical documentation for shared frontend libraries

You’re ideal for this role if you have:

• 5+ years of experience developing complex web applications with React and TypeScript
• Strong understanding of clean code principles and frontend testing methodologies
• Hands-on experience with monorepos and build tools like Bazel or Webpack
• Familiarity with server-side rendering (SSR) and progressive web app (PWA) concepts
• Experience implementing accessible web applications (WCAG standards)
• Ability to work independently and manage multiple concurrent tasks in a fast-paced environment
• Excellent communication skills and ability to collaborate across teams
• Bachelor’s degree in Computer Science or equivalent experience
• Working knowledge of CSS-in-JS styling approaches
• Experience with agile software development and delivery practices

#GETREADY  to meet with us!

We would like to meet you. If you are interested please apply and attach your CV in English or Polish, including a statement that you agree to our processing and storing of your personal data. You can always also apply by sending us an email at recruitment@itds.pl.

Internal number #7002