Are you an experienced BASE24-eps Lead with strong expertise in payment switching, card transactions, ATM/POS acquiring and EFT systems?
We are looking for a skilled professional to design, develop, customize and support BASE24-eps payment applications in a high-volume banking and payments environment.

Key Responsibilities
• Design, develop, customize and maintain BASE24-eps payment applications
• Configure and support ATM, POS, E-commerce and Payment Gateway transaction processing
• Develop custom payment workflows using BASE24-eps scripting and APIs
• Build and support interfaces with Visa, Mastercard, domestic payment networks and host banking systems
• Configure and support authorization, routing, switching, settlement and reconciliation
• Implement EMV, contactless and card payment enhancements
• Troubleshoot production issues and perform Root Cause Analysis (RCA) for transaction failures
• Provide support in 24x7 production environments
• Support system upgrades, migrations and recent payment implementations
• Participate in code reviews, testing, deployment and production releases




• Collaborate with Business Analysts, Architects, QA and Infrastructure teams
• Ensure high availability, security and performance of payment systems
• Prepare technical documentation, operational procedures and support guides

️ Required Technical Skills
Payment Systems
- ACI Worldwide BASE24-eps
- Payment Switching
- ATM & POS Acquiring
- Card Payments
- Electronic Funds Transfer (EFT)
- Authorization & Routing
- Settlement & Reconciliation

Experience Required
✅ 12+ years of payment domain experience
✅ Minimum 10 years of hands-on BASE24-eps experience
✅ Banking / Financial Services experience
✅ Experience supporting high-volume payment transaction systems
✅ Strong understanding of the end-to-end card transaction lifecycle
✅ Production Support, Incident Management & Problem Management experience

If you are passionate about payment switching and card transaction processing and have strong hands-on experience with BASE24-eps, we'd love to connect!

📌 B-eps Lead (Melbourne)
🏢 Oss Group
📍 Melbourne