SAP Integration Engineer (CPI/BTP) Freelance

The opportunity At Valtech, you’ll find an environment designed for continuous learning, meaningful impact, and professional growth. Whether you're pioneering new digital solutions, challenging conventional thinking or building the next generation of customer experiences, your work will help transform industries. We are proud of: • The work we do and the innovation we drive • Our values of share, care a nd dare • A workplace culture that fosters creativity, diversity and autonomy • Our borderless, global framework, which enables seamless collaboration The role We are looking for a SAP Integration Engineer with hands-on SAP CPI/BTP development experience and familiarity with SAP S/4HANA supplier invoice APIs. You will work alongside our Azure development team to build the SAP integration for an AI-powered invoice booking solution. Your focus will be connecting the Azure application with SAP and ensuring reliable, traceable supplier invoice processing. This is a part-time engagement for an initial three months , with the possibility of extension. You will thrive in this role if you are: • A curious problem solver who challenges the status quo • A collaborator who values teamwork and knowledge-sharing • Excited by the intersection of technology, creativity and data • Experienced in Agile methodologies and consulting (a plus) Role responsibilities • Design, develop and test integrations using SAP Cloud Integration (CPI) within SAP BTP. • Integrate the Azure-based solution with SAP S/4HANA supplier invoice APIs. • Work alongside the Azure development team throughout the build to define interfaces, data mappings and integration flows. • Implement authentication, validation, error handling, monitoring and retry mechanisms. • Prevent duplicate invoice submissions and ensure consistent processing across systems. • Support auditability and implement approval checkpoints for automated financial actions. • Troubleshoot integration issues and support end-to-end testing. • Document interfaces, configurations, dependencies and recovery procedures. Must have qualifications To be considered for this role, you must meet the following essential qualifications: • Hands-on development experience with SAP CPI and SAP BTP. • Familiarity with SAP S/4HANA supplier invoice APIs. • Experience integrating SAP with external applications or cloud platforms. • Practical experience with API-based integrations, including OData and REST. • Understanding of SAP FI invoice processing and financial posting workflows. • Experience handling integration failures, retries, duplicate prevention and transaction consistency. • Ability to work independently and collaborate closely with an Azure development team. • Working proficiency in English. Nice to have qualifications • Experience with SAP CIM and/or SAP Ariba. • Experience integrating SAP with Microsoft Azure services. • Familiarity with AI-driven invoice processing or financial automation. If you do not meet all the listed qualifications or have gaps in your experience, we still encourage you to apply. At Valtech, we recognize that talent comes in many forms, and we value diverse perspectives and a willingness to learn. Commitment to reaching all kinds of people We design experiences that work for all kinds of people - and that starts with our own teams. At Valtech, we’re intentional about building an inclusive culture where everyone feels supported to grow, thrive and achieve their goals. No matter your background, you belong here. Explore our Diversity & Inclusion site to see how we’re creating a more equitable Valtech for all. Your application process Once you apply, our Talent Acquisition team will review your application. Your CV should cover key information on relevant