Senior Software Engineer (Kotlin/Java) – Warehouse Fulfillment Quality Algorithms | Senior Software Engineer (Kotlin/Java) –   Warehouse Fulfillment Quality Algorithms (all genders)

Job Summary

As a Senior Software Engineer at Zalando, you will join an expert team dedicated to optimizing delivery time promises through advanced warehouse fulfillment algorithms. Your primary responsibility involves designing and developing a core software system that drives algorithmic order prioritization across all Zalando warehouses. You will bridge the gap between high-level software engineering standards and complex multi-objective algorithms, ensuring the system remains scalable and highly available. This role is unique for its deep integration of software engineering with operations research and applied science, requiring you to navigate technical coordination across multiple teams. You will take full ownership of the development lifecycle—from prototyping and requirements engineering to incident response and operational excellence. This position is ideal for engineers who enjoy solving abstract problems and want to see their code directly impact large-scale logistics and customer satisfaction in a business-critical environment.