Senior Scala Engineer – Cloud Microservices Upgrade ProjectLocation: Kraków, Poland (Hybrid – 2 days/week in office)Contract Length: 12 monthsRate: Up to 210 PLN/hourStart Date: ASAPTeam Size: 7 Scala engineers (part of a larger 16-person tech group)About the RoleThis is a backend-focused Scala engineering role within a highly technical team working on a flagship cloud migration project for a major financial institution. The work involves upgrading legacy microservices into GCP and contributing to vulnerability-related engineering tasks.The role is purely technical, with no business-facing responsibilities. Financial domain experience is not required. The team operates in an Agile environment and values clean, functional code and modern engineering practices.Tech Stack Scala (core language) Akka and ZIO (strong preference) MongoDB, Oracle Docker, Kubernetes (GCP) Kafka-like messaging systems Functional programming principles Exposure to AWS/Azure is a bonus Responsibilities Upgrade and modernise microservices into GCP Contribute to vulnerability-related engineering work Collaborate with a team of Scala developers Participate in Agile ceremonies and technical discussions Write clean, testable, functional code Requirements 5+ years in software development, ideally in product-focused environments Strong Scala experience, including Akka or ZIO Solid understanding of Docker, Kubernetes, and cloud platforms Experience with MongoDB, Oracle, and messaging systems Comfortable with functional programming Based in or near Kraków, Poland (hybrid work model) Interview Process Technical Interview (1 hour) – conversational, focused on Scala and project overview Meet & Greet – office visit to meet the team Quick turnaround – decisions often made after the first interview. Why Join? Work on a modern tech stack with experienced engineers All systems are either new or being modernised Collaborative team culture with learning opportunities Flexible hybrid working model Long-term budget secured through end of next year