We are looking for a Senior Backend Developer to join our HCM Localisation engineering team and help evolve a large-scale, cloud-based enterprise product. This role is focused on building and maintaining scalable backend services using Scala 2.13 and Play Framework with a Pekko-based stack, supporting complex product workflows, integrations, performance improvements, and ongoing platform modernisation.

*** Please note: This is a hybrid role requiring 3 days per week in our Barcelona office ***

Responsibilities

• Design, develop, and maintain robust backend services using Scala 2.13 and Play Framework in a Pekko-based environment.
• Build clean, testable, and maintainable code using functional programming principles, immutability, pattern matching, and asynchronous programming with Futures.
• Work with MySQL to design efficient data access patterns, optimize queries, tune indexes, and profile database performance.
• Use Redis a...