---
title: 'Lead UX/UI Designer (all genders) at JustPlay GmbH'
canonical: 'https://feeny.ai/job/lead-ux-ui-designer-all-genders-justplay-gmbh-berlin-p6zh7tt3k8xa'
type: 'job'
last_seen: '2026-09-10'
---

# Lead UX/UI Designer (all genders) at JustPlay GmbH

- **Company:** JustPlay GmbH
- **Location:** Berlin, Germany
- **Employment:** full-time
- **Work type:** remote
- **Posted:** 2026-07-03
- **Last confirmed live:** 2026-09-10
- **Apply:** https://jobs.ashbyhq.com/justplay-gmbh/75ebcf01-a1b8-4405-8ec5-70ade4991551

## Job description

As Lead UX/UI Designer at JustPlay, you’ll shape 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. As a leader, you’ll coach, mentor, and grow designers, fostering a culture of creativity, accountability, and learning. You’ll work closely with cross-functional partners to deliver both bold long-term ideas and immediate, high-impact improvements.

Job requirements

- 5+ years’ experience leading a mobile product design team, ideally within entertainment or gaming
- 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 Design Leadership

- Lead user experience from conception to launch, developing and advocating the design vision for one of the world's top entertainment apps
- Manage, mentor, and support a team of product designers across iOS, Android, and web
- Build a culture of craft, collaboration, and continuous learning
- Champion product design throughout the organization, educating stakeholders and establishing design-led practices
- Drive measurable business outcomes through design decisions that balance player delight and company growth
- Promote and integrate AI-assisted design tools to streamline creative workflows and improve quality with a strong bias towards quality and velocity

Hands-On Design

- 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
- Build and evolve 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

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](http://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. and free language tutoring in German and English with [Preply](https://preply.com/?adgroupid=199839775849&campaignid=23910190312&creative=811690589270&device=c&gad_campaignid=23910190312&gad_source=1&gbraid=0AAAAADcbD216WbnrHwqd7jemkdh1Xhcky&gclid=Cj0KCQjwteTUBhD4ARIsAEYjs3rZ50zrVC4nSH50CvPr5y-GGonPORiw-yLtSLHjif0CNqrwOARXVhgaAg3zEALw_wcB&hsa_acc=4430962050&hsa_ad=811690589270&hsa_cam=23910190312&hsa_grp=199839775849&hsa_kw=preply&hsa_mt=e&hsa_net=adwords&hsa_src=g&hsa_tgt=kwd-48779027204&hsa_ver=3&keyword=preply&loc_physical_ms=9061132&matchtype=e&network=g&placement=&targetid=kwd-48779027204&utm_campaign=%7Bcampaign%7D&utm_medium=cpc&utm_source=google&utm_term=preply)
- Germany-Based Benefits: 25 vacation days, free [Wellhub](https://wellhub.com/de-de/) 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.

## About JustPlay GmbH

## Company Overview
- **One-liner**: JustPlay operates an integrated rewarded gaming ecosystem combining first-party mobile casual games, proprietary adtech, and payout rails to channel ad revenue back to players and charitable causes.
- **Entity Type**: Private (acquired by NCSOFT) [linkedin.com](https://www.linkedin.com/company/justplay-gmbh/)
- **Headquarters**: Berlin, Germany [justplayengine.com](https://www.justplayengine.com/about)
- **Founded**: 2020 [linkedin.com](https://www.linkedin.com/company/justplay-gmbh/)
- **Founders**: Carl Livie (Co-Founder & Co-CEO), Gil Mincberg (Co-Founder & Chief Strategy Officer) [justplayengine.com](https://www.justplayengine.com/about)

## Core Business
- Primary industry: Mobile gaming / AdTech / Rewarded gaming (Play-to-Earn)
- Target customers: B2C – casual mobile gamers; also B2B partners through ad inventory and payout infrastructure
- Mission: Build a self-sustaining loop where play drives rewards, rewards drive retention, and retention drives growth – while enabling social impact through a Giveback feature [justplayengine.com](https://www.justplayengine.com/)

## Products & Services
- **JustPlay Rewards Platform**: A loyalty program for casual mobile players that turns gameplay into real-world rewards (gift cards, donations, etc.) – integrated with the company’s own game titles and adtech.
- **First-Party Mobile Games**: A portfolio of free-to-play casual games developed in-house, designed for high retention and session times.
- **AdTech Engine**: Proprietary advertising technology that serves ads within the ecosystem, with revenue flowing directly back to players – no third-party budgets.
- **Giveback Feature**: Allows players to donate rewards to charitable causes, with matched donations from JustPlay.

## Market Standing
- **Valuation / Market Cap**: Not publicly disclosed (private company; acquired by NCSOFT – deal terms undisclosed) [linkedin.com](https://www.linkedin.com/company/justplay-gmbh/)
- **Key Metric**: 25M+ total players, 500K+ daily active users across 25+ countries [linkedin.com](https://www.linkedin.com/company/justplay-gmbh/)
- **Notable Investors / Partners**: NCSOFT (acquirer) [linkedin.com](https://www.linkedin.com/company/justplay-gmbh/)
- **Growth Signals**: 58.3% headcount growth YoY (74 employees, up 42 people); operates in 20+ countries; active hiring across 10+ roles [linkedin.com](https://www.linkedin.com/company/justplay-gmbh/) [jobs.ashbyhq.com](https://jobs.ashbyhq.com/justplay-gmbh)

## Competitive Advantages
- **Fully integrated ecosystem**: Owns the games, adtech, and payout rails – no reliance on third-party budgets, eliminating “rewards cliffs” and CPI spikes.
- **Self-sustaining loop**: Player sessions generate ad revenue that directly funds rewards, creating infinite scalability and high retention.
- **Social impact differentiator**: Built-in Giveback feature and matched donations appeal to socially conscious players.
- **AdTech expertise**: Deep roots in advertising technology enable precise monetization without degrading user experience.

## Strategic Focus
- Scale the platform to become the leader in the play-to-earn (P2E) space by expanding the game portfolio, growing the user base, and deepening the adtech infrastructure.
- Continue to invest in retention mechanics and reward systems that keep players engaged long-term.
- Leverage the acquisition by NCSOFT to access additional resources and distribution channels [linkedin.com](https://www.linkedin.com/company/justplay-gmbh/).

## Why Work Here
- **Culture**: Values-driven – “Lead with fairness,” “Be creative,” “Win together,” “Make it fun,” “Act confident, stay humble.” Emphasis on curiosity, humility, and building with joy [justplayengine.com](https://www.justplayengine.com/careers).
- **Remote/Hybrid**: Hybrid company by design – employees can work from offices in Berlin, Munich (Grünwald), Limassol, or fully remote depending on role [justplayengine.com](https://www.justplayengine.com/careers).
- **Perks & Benefits**:
  - 25 vacation days
  - €2,000 annual training & development budget
  - €50/month tax-free internet allowance
  - Free office lunches (in-office)
  - Free Wellhub Gold subscription (gym/wellness)
  - Free monthly Deutschland-Ticket (Germany)
  - Relocation package
  - Mental health support
  - State-of-the-art equipment
  - Yearly company offsite
  - Flexible working hours [justplayengine.com](https://www.justplayengine.com/careers)
- **Engineering Culture**: Tech-driven environment with roles like Analytics Engineer, Senior Data Scientist, QA Automation Engineer. Team is building at the intersection of gaming, adtech, and rewards.

## Sources
1. [justplayengine.com](https://www.justplayengine.com/) – Company homepage
2. [justplayengine.com/about](https://www.justplayengine.com/about) – About page (founders, numbers)
3. [justplayengine.com/careers](https://www.justplayengine.com/careers) – Careers page (benefits, values, hiring process)
4. [linkedin.com/company/justplay-gmbh](https://www.linkedin.com/company/justplay-gmbh/) – LinkedIn profile (headcount, acquisitions, growth)
5. [jobs.ashbyhq.com/justplay-gmbh](https://jobs.ashbyhq.com/justplay-gmbh) – Active job postings

## Other roles at JustPlay GmbH

- [Working Student - People & Culture (all genders)](https://feeny.ai/job/working-student-people-culture-all-genders-justplay-gmbh-berlin-z655zdse0ept) — Berlin, Germany
- [Senior Product Manager - Fraud (all genders)](https://feeny.ai/job/senior-product-manager-fraud-all-genders-justplay-gmbh-berlin-9pj8j5xbh39c) — Berlin, Germany
- [Executive & Accounting Assistant (all genders)](https://feeny.ai/job/executive-accounting-assistant-all-genders-justplay-gmbh-munich-6j6b38md7y88) — Munich, Germany
- [Assistenz der Geschäftsführung & vorbereitende Buchhaltung (all genders)](https://feeny.ai/job/assistenz-der-geschaftsfuhrung-vorbereitende-buchhaltung-all-genders-justplay-d54fx8nfdt72) — Munich, Germany