Senior Software Engineer - eCommerce Marketplace

Team language: German & English Contract type: Permanent, full-time (40 hours/week), starting as soon as possible What this role is about This role focuses on the further development and operation of the PAYBACK Marketplace, which forms the central foundation for product, merchant and marketplace functionalities. In this role, you will ensure the technical integrity, scalability and stability of the platform and take technical ownership of architecture, integrations, incident management and technical quality.

You will act as the central technical point of contact for the cross-functional crew in the Online Shopping domain as well as for external technology partners. Your day-to-day work You take technical ownership of our PAYBACK eCommerce Marketplace in the Online Shopping domain – from architecture and stability through to performance, security and operations You ensure high technical quality through architecture, design and code reviews, making sure that standards and non-functional requirements are met You make sure that business-critical marketplace functionalities run reliably – including operational readiness, monitoring, incident and problem management You are the central technical point of contact for Product, Business, external partners and technology service providers You support and manage technical integrations within our marketplace ecosystem