Platform Owner - Postilion

Job Classification Platform owner - Postilion 147441 Closing date - 31 August 2026 Job Family Information Technology Career Stream IT Operations Leadership Pipeline Manage Self: Technical Job Purpose The Platform Owner is accountable for the end-to-end ownership, strategic direction, operational resilience, and sustainability of the Postilion ecosystem and associated card payment platforms. This includes ensuring the platform delivers measurable business value while remaining secure, scalable, compliant, highly available, and cost effective. The role acts as the primary technology owner for the Postilion landscape, including transaction switching, acquiring, issuing, ATM, POS, eCommerce, clearing, settlement, reconciliation, and scheme integrations. The Platform Owner balances business demand, technology evolution, operational stability, regulatory compliance, vendor management, and financial stewardship across a high-volume transaction processing environment. The role works closely with Product Owners, Architects, Engineering, Operations, Card Business, Risk, Finance, Card Schemes, PSPs, FinTech partners, and ACI Worldwide to ensure the platform supports current and future business strategies. Job Responsibilities Platform Strategy & Ownership Define and maintain the Postilion platform vision, roadmap, and target architecture aligned to business and technology strategy. Own the end-to-end lifecycle of the Postilion ecosystem, including upgrades, modernization, scheme mandates, certifications, and lifecycle management. Drive strategic evolution of Postilion Realtime, PostBridge, Postilion Office, settlement, reconciliation, and integration components. Ensure the platform remains scalable, resilient, secure, and reusable across acquiring, issuing, ATM, merchant, and digital payment channels. Identify opportunities to improve transaction processing efficiency, customer experience, operational effectiveness, and platform reliability. Ensure readiness for emerging payment technologies, digital channels, and card scheme requirements. Governance & Accountability Establish and enforce platform standards, architectural guardrails, and non-functional requirements covering performance, resilience, recoverability, and security. Ensure compliance with Visa, Mastercard, PCI-DSS, EMV, BankservAfrica, and applicable regulatory requirements. Maintain accountability for platform governance, operational risk management, audit readiness, and remediation of identified findings. Ensure effective governance of transaction routing, settlement integrity, balancing controls, reconciliation processes, and cryptographic key management. Oversee delivery of card scheme mandates, certification requirements, and regulatory changes. Delivery & Execution Translate business demand into platform capabilities and technology outcomes in partnership with Product Owners and Engineering teams. Prioritize platform…