UI Developer

Devire WARSZAWA 2026-09-22


  • 5-10 years of experience with React, TypeScript, JavaScript, HTML, and CSS.




  • Experience building component libraries, design systems, or large-scale UIs.




  • Good understanding of accessibility (WCAG) and frontend testing.




  • Experience with CSS-in-JS, Sass, or modern styling architectures.




  • Experience working in large codebases or monorepos.




  • Hands-on experience with Claude Code or similar agentic coding tools.




  • Ability to evaluate AI-generated code and improve AI-assisted development workflows.




  • Strong debugging, problem-solving, and collaboration skills.




Tech stack




  • Languages: TypeScript, JavaScript




  • Frontend: React, Angular (maintenance)




  • Styling: CSS-in-JS, Sass




  • Build: Bazel, Monorepo




  • Testing: React Testing Library, Cypress




  • AI: Claude Code and agentic coding tools



Devire is an international company specializing in recruitment, outsourcing and employer branding services. For over 30 years, we have been representing leading employers on the European market, conducting comprehensive projects of searching for managers and specialized staff, implementing the latest solutions in the area of ​​IT services and supporting the image of an employer of choice.


We are seeking a skilled and experienced UI Developer to join our dynamic technology team within the banking sector.


  • Salary based on B2B contract (via Devire) 180-200 pln/h net+vat

  • Long-term employment

  • Private HealthCare

  • Sports card 

  • Life insurance

  • Working for a leading corporation with a stable market position

  • Working in the international environment

  • Onsite work (3 days a week office work) with supportive and positive environment

Requirements: React, TypeScript, JavaScript, HTML, CSS, WCAG, Testing, Sass, Angular, Bazel, Cypress