JustPlay is looking for a Senior UX/UI Designer to contribute to shaping the design vision and elevate our product design function. This is your chance to make a lasting impact on a platform used by millions — with a focus on content discovery, player motivation, and engagement design. You’ll bring proven expertise in gamification, with a demonstrated ability to create experiences that inspire players and drive retention.

You’ll drive business impact through design, ensuring every player interaction contributes to JustPlay’s growth and mission. You’ll also help unlock operational efficiency by integrating AI tools and workflows across the digital product development lifecycle, helping teams move faster and smarter.

You’ll work closely with cross-functional partners to deliver both bold long-term ideas and immediate, high-impact improvements.

Job Requirements

• 2-3 years of experience designing end-to-end mobile product experiences, ideally in gaming or entertainment

• Experience scaling or refining established design teams and processes

• A portfolio showcasing impactful mobile design work

• Proven expertise in gamification and user engagement

• Expert proficiency in Figma

• Meticulous attention to detail and a commitment to craft

• You communicate fluently in English, both written and spoken.

Nice to Have

• Background in loyalty or rewards platforms

• Mobile gaming experience.

• Deep understanding of mobile gaming trends and the advertising landscape

Job Responsibilities

Hands-On Design

• Contribute to user experience from conception to launch, developing and advocating the design vision for one of the world's top entertainment apps

• Create user-centric designs, wireframes, prototypes, and mockups for the JustPlay app

• Develop features that elevate the entire player journey, with emphasis on game discovery and loyalty gamification

• Drive measurable business outcomes through design decisions that balance player delight and company growth

• Support evolving JustPlay's design guidelines and design system

Collaboration & Strategy

• Partner closely with product managers, engineers, and stakeholders to develop innovative solutions within technical constraints

• Apply platform best practices (iOS, Android) to ensure design quality and seamless interactions across devices

• Transform research insights and analytics into actionable design concepts

• Work with cross-functional leaders to identify where AI and automation can streamline design operations

Continuous Improvement

• Establish and maintain effective design processes that scale with your team

• Proactively identify opportunities to enhance product usability

• Stay current with mobile gaming trends and the advertising ecosystem

• Foster a high-performing, growth-minded design team through mentorship and feedback

• Champion product design throughout the organization, educating stakeholders and establishing design-led practices

• Contribute to building a culture of craft, collaboration, and continuous learning

Job benefits

• Work-Life Balance and Flexibility: Flexible working hours and options for digital nomads, occasional office visitors, or regular office-goers

• Mental Health Support: Free personal coaching through our partner nilo.health to support our team members to live fulfilled lives at home and at work

• Training & Development: A competitive personal development budget of up to 2000€/year for training, conferences, workshops, etc.

• Germany-Based Benefits: 25 vacation days, free Wellhub gold subscription, free monthly Deutschland-Ticket, and a monthly €50 tax-free internet contribution

• State-of-the-Art Equipment: Doesn’t matter if you are a MacBook or Windows user; we will provide you with the technical gear you need to succeed

• A Relocation Package: Includes visa support for those who need it

• Berlin Office Perks: Ergonomic setup, free daily lunch, and a dog-friendly environment.

• Engaging and Diverse Work Environment: Join a diverse team, with over 30 nationalities working from over 25 different locations

* Benefits may vary depending on location and contract type. Do not hesitate to ask us about more details on our benefits offer.

About us

Come join the team building the engine behind rewarded mobile gaming – making playtime truly rewarding. At JustPlay, we’re on a mission to power a fairer, more sustainable rewarded gaming ecosystem where users earn real value for their time through a self-sustaining modell.

Since launching in 2020, we’ve grown into one of the world’s leading rewarded gaming platforms, with 25M+ downloads and 500K+ daily active users. Headquartered in Berlin and backed by NCSoft, one of the world’s leading gaming companies, we continue to operate fully independently – combining the speed, ownership, and ambition of a startup with the long-term backing of a global gaming powerhouse.

With a team across 20+ countries, we’re shaping a major shift in mobile gaming – and it’s still early enough for you to make your mark. At JustPlay, you’ll build end-to-end, move fast, and ship work that reaches millions – in a company that’s profitable, built to last, and focused on outcomes over hype.