Senior Technical Engineer BASE24 UPF (Bengaluru) About the Opportunity Join a forward-looking initiative focused on implementing ACI UPF (Unified Payments Framework) the next generation of payment processing platforms. This role offers the chance to work on modern, scalable, and high-performance payment systems. What You’ll Do Implement and configure ACI UPF framework Build and integrate interfaces with internal and external systems Work across the full SDLC including development, testing, and deployment Collaborate with stakeholders to design scalable solutions Support system integration across channels and platforms What We’re Looking For 5+ years in transaction switching systems (BASE24 / EPS) Exposure to ACI UPF (preferred) Strong programming skills in Java, C++, or Unix/Linux scripting Knowledge of ISO 8583, XML, and payment integrations Experience working in Agile environments Why This Role Work on next-gen payment architecture Opportunity to be part of modernization and innovation initiatives High visibility and technical ownership