At IONOS, the leading European provider of cloud infrastructure, cloud services and hosting services, you will work together with a wide range of teams. We are characterized by open structures, a friendly working culture and flat hierarchies with a strong team spirit. We firmly believe that work and fun are compatible, and offer you the right environment for this. Our constant growth means that we are always looking for new colleagues. Become part of IONOS and grow with us. As a Product Owner in the Payment Services team, you are responsible for coordinating and further developing the payment processes within the IONOS Group. You work at the interface between internal departments, external payment service providers, and auditing partners, ensuring that our payment and fraud prevention systems run smoothly, securely, and efficiently. In doing so, you always keep the impact on our customers in mind and play a key role in implementing new payment methods, secure processes, and legal requirements. Responsibilities Serve as the central interface between Finance and IT. Coordinate projects for the introduction and further development of payment systems and fraud prevention solutions. Plan and support security-related audits (e.g., PCI-DSS). Manage and prioritize development projects in the payment area, including communication with internal and external stakeholders. Oversee contract management with payment service providers. Prepare presentations and decision templates for management and other stakeholders. Qualifications Completed degree in Business Informatics, Economics, or a comparable qualification. Several years of professional experience (ideally 5–10 years) in project or process management within the e-commerce, payment, or financial sector. Experience in working with payment service providers, and ideally knowledge of audits and compliance requirements. Technical understanding of software development processes and their dependencies. Structured and analytical working style with a high degree of accuracy and the ability to prioritize effectively. Strong communication and teamwork skills. Business-fluent German and English skills. Benefits Hybrid working model with home office option. Flexible working hours through trust-based working hours. At some locations a subsidized canteen and various free drinks. Modern office space with very good transport connections. Various employee discounts for activities and products. Employee events such as summer and winter parties, as well as workshops. Numerous training and development opportunities. Various health offers, such as sports and health courses. Location: Karlsruhe or Berlin About IONOS IONOS is the leading European digitalization partner for small and medium-sized businesses (SMB). The company serves around six million customers and operates across 18 markets in Europe and North America, with its services being accessible worldwide. With its Web Presence & Productivity portfolio, IONOS acts as a 'one-stop shop' for all digitalization needs: from domains and web hosting to classic website builders and do-it-yourself solutions, from e-commerce to online marketing tools. In addition, the company offers Cloud Solutions to enterprises who are looking to move to the cloud as their businesses evolve. We value diversity and welcome all applications - regardless of, for example, gender, nationality, ethnic or social origin, religion, disability, age as well as sexual orientation and identity, physical characteristics, marital status or any other irrelevant factor subject to applicable law.