Senior Java Developer

Team: Technical

Location: Warsaw office

Spokko is an independent development studio specializing in creating mobile games, proudly operating within the CD PROJEKT family.

Our team consists of passionate individuals who can turn little ideas into playable reality. To date, we have released more than fifteen mobile games and each past project have taught us a lot about ourselves and the industry we’re part of. 

We are currently working on The Witcher: Monster Slayer – a mobile AR technology – based RPG set in the world of The Witcher.


  • co-creating the game’s network infrastructure and monitoring its condition
  • identifying issues that may appear in the live version of the project
  • developing and performing functional and load tests
  • co-creating technical documentation for the project
  • being responsible for code structure


  • very good knowledge of Java 8+
  • minimum 5 years of experience using Java
  • good knowledge of TCP/IP
  • good command of English and Polish


  • knowledge of other programming languages (e.g. Go, Kotlin)
  • experience in working with at least one of the popular cloud providers (AWS, Azure, GCP)
  • knowledge of Redis
  • knowledge of Vertx/Netty
  • knowledge of Kubernetes, Docker, Jenkins
  • interest in the mobile games industry
  • knowledge of UNITY engine
Senior Java DeveloperTeam: Technical