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October 13, 2026

Senior UX/UI Designer

Senior • Remote

Warsaw, Poland

Quick Facts

  • Role: Senior UX/UI Designer

  • Focus: UX/UI design for web and mobile applications

Description

You will design intuitive, consistent, and accessible digital user experiences for web and mobile apps. The role includes creating wireframes, hi‑fidelity interactive prototypes, and UI screens, while developing and maintaining a design system. You will continuously improve experiences using user research and analysis of user behavior and feedback.

Responsibilities

  • Design and develop user experience (UX) for web and mobile applications

  • Create mockups, wireframes, and interactive prototypes (including hi‑fidelity for new and enhanced features)

  • Develop and evolve information architecture for digital solutions

  • Design UI according to UX/UI standards, usability, accessibility, and brand visual identity

  • Maintain a Design System, including component libraries and the Digital Style Guide

  • Analyze user needs and recommend improvements to digital processes and channels

  • Plan and run user research and usability tests; analyze results and user feedback

  • Analyze quantitative and qualitative data to evaluate intuitiveness and identify drop-off points

  • Collaborate with analysts, developers, testers, and business stakeholders during design and implementation

  • Define test scenarios and acceptance criteria; verify implemented features against mocks and design assumptions

  • Participate in application testing and support solution acceptance

  • Ensure consistent user experience across apps and digital channels

  • Review market trends, competitor solutions, and UX/UI best practices

  • Prepare graphics and materials supporting product growth and promotion, including mobile store content

  • Support initiatives aimed at increasing sales and customer self-service channels

Requirements

  • Minimum 5 years of experience in UX/UI design for web or mobile applications

  • Practical knowledge of design tools: Figma, Sketch, or Adobe XD (hi‑fidelity mockups and interactive prototypes)

  • Experience with Design Systems and knowledge of Nielsen heuristics and usability principles

  • Experience planning and conducting user research and usability tests before and after implementation

  • Ability to analyze quantitative and qualitative data to assess process intuitiveness and find user drop-off points

  • Experience working with development teams and testers, including defining test scenarios and acceptance criteria

  • Knowledge of WCAG accessibility guidelines and ability to design inclusive solutions

  • English language knowledge

Benefits

  • Contribute to modern digital solutions and improve user experiences

  • Real impact on intuitiveness, accessibility, and consistency across apps and self-service channels

  • Collaboration with developer, analytics, and business teams on digital initiatives

  • Opportunity to grow skills in UX/UI, user research, and Design Systems

  • Participation in initiatives supporting sales and improving customer service quality

  • Remote work

  • Luxmed and Multisport benefits on preferential terms

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