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SiGMA GroupPosted 3 weeks ago

Lead UI/UX Designer

HybridBelgrade, Central Serbia, Serbia

Full TimeSenior LevelMedium

Job Summary

Lead and mentor the UI/UX team, providing guidance, feedback, and support to ensure high-quality design output. Design intuitive user journeys, wireframes, prototypes, and polished interfaces across web and digital products. Conduct user research, usability testing, and analyse user behaviour to identify opportunities for improvement. Collaborate with Product Managers, Developers, Marketing, and stakeholders to create user-centred digital experiences that support both user needs and business objectives. Maintain and evolve design systems, UI libraries, and documentation to ensure consistency across products. Stay up to date with UI/UX trends, accessibility standards, and emerging technologies. Help prioritise workloads, remove blockers, and ensure projects are delivered on time and to a high standard.

Required Qualifications

  • 2+ years of experience leading or mentoring a UI/UX team
  • Strong portfolio showcasing UI/UX design, product thinking, and user-centred design processes
  • Proven experience designing responsive web applications and digital products
  • Strong understanding of user research, usability testing, information architecture, user flows, and interaction design
  • Expert knowledge of Figma is essential, including component libraries, auto layout, variables, prototyping, and design systems
  • Experience with AI-powered design workflows and vibe coding is required, with the ability to leverage modern AI tools to rapidly prototype, iterate, and deliver high-quality solutions while maintaining strong UX principles
  • Experience using analytics and user insights to improve product performance
  • Understanding of design systems and component-based design
  • Excellent communication and collaboration skills
  • Ability to work effectively within agile, cross-functional teams
  • Strong attention to detail with a passion for creating intuitive user experiences

Desired Qualifications

  • Experience within iGaming, affiliate marketing, SaaS, digital media, or other high-traffic online platforms
  • Experience with CRO, A/B testing, or product analytics tools
  • Basic understanding of front-end technologies (HTML, CSS, JavaScript) and how developers implement designs

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