Integration Developer — APIs, MFT & Non-SAP Systems

Build and test the adapters and integration-layer services that connect non-SAP systems and file-based sources to the eInvoicing integration layer. Key responsibilities

• Build and unit-test adapters/connectors for non-SAP systems and file-based interfaces: REST/SOAP clients, SFTP/MFT jobs with PGP, CSV/XML parsing, schema validation, canonical transformation, error handling and retries.
• Implement integration-layer services (ingestion, validation, status tracking, ERP write-back, notifications) following the architecture and coding standards; write automated unit and contract tests.
• Instrument logging, tracing and metrics; contribute to CI/CD pipelines; support SIT/UAT defect resolution and hypercare. Required experience and skills
• 4+ years of integration or back-end development in Java/Kotlin, C#/.NET or Python; strong REST/SOAP, JSON/XML/XSD, messaging (Kafka, RabbitMQ or Azure Service Bus) and SQL.
• Experience with containers/Kubernetes, CI/CD and Git; secure integration (OAuth 2.0, mTLS, PGP).
• Solid testing discipline and clear technical documentation. Nice to have
• Oracle Fusion, cXML/UBL or billing/logistics system integrations.
• Apache Camel, Spring Integration, Azure Functions / Logic Apps.