Backend Developer

We are looking for a Senior Backend Developer (f/m/d) to join ourBusiness Servicesdivision starting at the earliest possible opportunity.Your responsibilitiesResponsibility - Shipping features, resolving issues and maintaining the stability that commercial and compliance critical workflows depend on.Development - Working in a mature PHP/Symfony codebase with complex business logic and real transaction volume across multiple countries.Architecture - Contributing to the evolution towards API first, framework agnostic services designed to be consumed by other systems.Data - Designing and maintaining robust data models, migrations and audit trails where correctness and traceability are essential.Collaboration - Working closely with Product to understand problems and constraints, shaping technical solutions and owning decisions end to end.Your profileYou have completed your training in the IT field or your degree in computer science or a comparable course of study. You bring at least

five years of professional experience with PHP and Symfony and feel confident working in large, customized codebases with high business relevance.You have experience with API based systems (REST; GraphQL is a plus), data modeling and ideally some exposure to Node.js or Python in integration scenarios.You are comfortable working in English in an international setup; German skills are an advantage for daily collaboration.You work in a structured and reliable way, communicate risks clearly, document decisions, and use AI tools consciously where they add real value. Your benefitsFlexibility - In coordination with your team, you can expect a mix of working in the office and home office. There are no core working hours - within the scope of operational requirements and legal regulations, you can organize your working hours flexibly. In addition, you have the opportunity to work temporarily in over 40 countries. Career Development - We are passionate about your personal and professional