SAP HCM ABAP Developer (m/f/d) – Remote:DCG IT Ltd is currently seeking an experienced Senior SAP HCM Developer for a high-impact project within the German public sector. This is a long-term contract opportunity focused on the development and implementation of interface solutions for authority communications, specifically regarding tax and social security reporting.Project Details:Role Type: Contract / FreelanceCapacity: Full-time (5 days/week)Duration: Immediate start – December 31, 2027Location: 100% RemoteLanguage Requirement: Fluent German (written and spoken)Your Responsibilities:Interface Development: Designing and implementing complex interfaces to government systems (e.g., State of Berlin) using REST, RFC, and file-based technologies.Solution Design: Creating detailed technical specifications and conceptual designs in close coordination with functional departments.HCM Optimization: Developing and adapting SAP HCM solutions, specifically within Personnel Administration (PA) and Time Management (PT).Quality Assurance: Ensuring high-standard documentation and rigorous testing of all developed interfaces and solutions.Stakeholder Management: Acting as a technical liaison between specialized departments and technical contact points.Requirements:Expertise: Several years of proven project experience as a Senior SAP HCM Developer.Technical Skills: Deep proficiency in ABAP development and SAP interface technologies (REST, RFC, File-based).Functional Knowledge: Strong understanding of SAP HCM modules, specifically Infotypes, Personnel Administration, and Time Management.Industry Experience: Prior experience within the Public Sector (Öffentlicher Sektor) is highly desirable.Analytical Skills: Ability to translate complex functional requirements into robust technical specifications.About the Engagement:DCG IT Ltd is acting as an Employment Business in relation to this vacancy. We provide a streamlined onboarding process and support throughout the duration of this multi-year project.