System Analyst - Authorization Host / SWITCH / POS Handling / E-commerce

📋 Description Analyze and design solutions for Authorization Host, SWITCH, POS handling, and e-commerce domains. Support transaction processing systems for authorizations, routing and payment acceptance across Collaborate with stakeholders, architects, developers, security teams and payment orgs to deliver Gather business and system requirements, create flow diagrams and interface specs. Design and document authorization, capture, routing and settlement flows. Analyze routing, stand-in processing, timeouts and fallback scenarios. 🎯 Requirements Minimum 5 years as System/Business-System/Solution Analyst in banking, payments or fintech. Strong understanding of authorization processing and acquiring transaction flows. Experience with Authorization Host and SWITCH platforms; POS handling and device integrations. Experience with Payment Gateway and PSP integrations; e-commerce payment processing and 3-D Secure. Knowledge of ISO8583; ISO20022 is an advantage; Host-to-Host integrations welcome. Understanding of payment security concepts including HSM, PIN encryption and PCI PIN. 🎁 Benefits Hybrid work option is available. Nice to Have: knowledge of BLIK; terminal lifecycle management; cryptographic key management