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Senior UI/UX Designer

Remote, USA Full-time Posted 2026-06-24

Prime Holding is part of Wiser now! Wiser Technology is a leading software development company. Our team of 600 engineers across Europe excels in web and mobile software development, video streaming, defense, machine learning, automotive, e-commerce, and AI. We leverage top-tier technologies and expertise driven by a passion for innovation to drive progress. We are looking for a UI/UX Designer to join our growing Design team. As a UI/UX Designer, you’ll have the opportunity to work on various design challenges. You will be involved in everything from early-stage research and creativity to the final delivery, which creates excellent experiences. WHAT YOU WILL NEED:

  • At least five years of professional design experience
  • Experience designing web platforms and mobile applications
  • Thorough knowledge of Human/User-Centered Design frameworks and processes within the web and mobile product development.
  • General know-how of UX and accessibility best practices, as well as prototyping skills (e.g., expertise with software for creating rapid user experience wireframes and prototypes)
  • Experience in user research and usability testing
  • Excellent understanding of typography and classic design concepts
  • An obvious passion for clear and functional design, responsive layouts, usability standards, and web and mobile technologies
  • Ability to communicate design concepts/decisions in a convincing and clear way
  • A portfolio demonstrating a solid understanding of the stated requirements above
WHAT’S IN IT FOR YOU? 

Culture & Development:

  • Friendly Environment: We take pride in our culture, and we love spending time together.
  • Team Spirit: Be part of a supportive team that uplifts each other. 
  • Mentorship and coaching. Our colleagues are experts in their field, and you can expect to have a strong team to rely on.
  • Personalized Development Program: We realize one size doesn’t fit all, so you get an individual development plan tailored specifically to your career aspirations. 

Social Benefits:

  • A Suite of Perks: Enjoy food vouchers, additional health insurance, sports cards, and more.
  • Work Flexibility: Embrace flexible working hours and a hybrid work model. Multiple Office Locations: in Sofia, Plovdiv, Stara Zagora and Nis, you choose where you would like to work.
  • Community and Connections: Engage in exciting social events and team initiatives.

Empowerment: At Wiser, every role is instrumental. You will have the power to make a difference! Ready to advance your career with a tech leader passionately driven by innovation?

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