October 12, 2026

Senior React/TypeScript UI Developer (Financial Services)

Senior • On-site

21,000 - 25,200 PLN/yr

Warsaw, Poland

Quick Facts

  • Role: Senior Design Developer (React)
  • Focus: Enterprise-grade, accessible portal UI for financial services
  • Work model: Hybrid
  • Language: Fluent English

Description

Lead the requirements-to-prototype pipeline and help shape enterprise portal experiences by translating complex requirements into high-fidelity designs. Define UI/UX standards and design-system governance, architect and build reusable React/TypeScript components, and ensure responsive interfaces that comply with WCAG 2.1 AA. Collaborate with backend/API teams, review pull requests, and mentor mid-level UI/UX developers.

Responsibilities

  • Collaborate with stakeholders to create wireframes, interactive prototypes, and high-fidelity designs
  • Define and enforce UI/UX standards, interaction patterns, and design system governance across portal applications
  • Architect and develop key React/TypeScript front-end components and shared UI libraries
  • Review pull requests and provide feedback on design fidelity and code quality
  • Coordinate with backend/API teams to ensure UI feasibility and optimization within service/data constraints
  • Ensure accessibility compliance (WCAG 2.1 AA) and responsive design across all portal screens
  • Run usability testing/validation sessions and iterate based on user feedback and analytics
  • Mentor mid-level UI/UX developers and share React best practices

Requirements

  • Minimum 10 years of experience
  • Expert-level proficiency in Figma (component libraries and design systems)
  • Strong hands-on experience with React.js and TypeScript (component architecture, state management, hooks)
  • Ability to translate designs into responsive, accessible UI
  • Familiarity with containerized environments (Docker/Kubernetes/OpenShift) and modern CI/CD pipelines
  • Strong stakeholder management skills; comfortable defending design decisions to business and engineering teams
  • Experience reviewing code and providing technical feedback
  • Eligibility to work in Europe (existing legal right to work in the European Union)

Benefits

  • Opportunity to shape impactful digital experiences in financial services
  • Career growth at the forefront of technology innovation

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