Lead Engineer – POS Managed Services

Nasscomm is seeking a highly experienced Lead Engineer with strong Java and backend expertise to oversee support and development activities for critical POS systems in a managed services environment. The role involves leading incident triage, driving architectural discussions, and guiding the team in a dynamic environment that includes store systems and cloud/backend platforms.

Responsibilities:

• Lead production incident triage calls and drive issues to resolution across store, backend, and cloud systems
• Troubleshoot complex issues involving POS applications, backend services, databases, and store devices
• Support and debug integrations with store peripherals (payment devices, printers, scanners, cash drawers, pin pads, etc.)

Requirements:

• Strong Java and backend development / troubleshooting experience
• Strong SQL / PostgreSQL / relational database expertise
• Proven experience leading production incident triage sessions
• Strong understanding of retail or store systems architecture
• Experience working with device integrations (payment terminals, printers, scanners, cash drawers, peripherals)
• Experience with cloud platforms (GCP / Kubernetes / GKE or similar)
• Retail / POS domain expertise
• Experience with payment integrations (Adyen / Verifone / Ingenico / payment gateways)
• Experience in managed services / production support environments