As a Senior Game Developer (f/m/d*), you will help shape an exciting area of our company and be one of the driving forces in the development of our mobile games. Together with Product, Art, Backend, QA, Game Design, and Marketing, you will create an awesome gaming experience for our players. Since 2003, more than 130 million players have played with us and we offer a broad portfolio of over 40 casual online skill games.Your tasks: Working on mobile skill games using Unity / C#; participating in all aspects of an interactive software development process (design, estimation, build, testing, debugging, maintenance, support) to produce reusable and reliable code; supporting the test development cycle (unit and integration tests); close collaboration with Product, Art, Infrastructure, Game Design, and Marketing to establish an effective production pipeline and integrate media assets; contributing to architectural decisions.What we expect: Successfully completed degree in computer engineering, computer science, game development, or similar; 5+ years of professional experience with Unity on released mobile titles (Android, iOS); expert knowledge in C#, software architecture, design patterns, CI, dependency injection, unit testing; very good experience in most aspects of game development (UI/UX, gameplay, animation, AI, audio/video, tools); passion for continuous learning and adapting to new technologies; fluent English.Ideally also: Experience with server-based game-logic; practical knowledge about GCP and Firebase; high sense of ownership for code quality and best practices; experience with release management and live operation of existing apps; knowledge of German welcome.What we offer: Flexible working hours, hybrid model possible; interesting and challenging tasks in a team-oriented company with flat hierarchy and international flair; work with passionate, knowledgeable, experienced people where your opinion is valued; meet-ups, networking events, BBQs, culture dinners, parties, gaming sessions, sports activities, yoga, etc.; one of the best working spaces in Berlin (Mitte office with sunny rooftop terrace, lounge, free drinks and fruits, pool table, table tennis); relocation support to move to Berlin.We are an ecological and socially sustainable company with a Green Team; we pay attention to eco-friendly standards; we match charity donations; and our corporate culture values mutual trust, respect, and diversity.