Role Overview

We are seeking a highly skilled Senior Application Support Engineer with solid experience in fintech and banking systems, including UPI, card issuing, payment gateways, and real-time transaction platforms. The role involves supporting mission-critical payment and onboarding systems while ensuring regulatory compliance and operational stability.

Key Responsibilities

- Provide L3 production support for fintech and banking applications
- Troubleshoot incidents and resolve issues as per defined SOPs and SLAs
- Perform root cause analysis (RCA) and identify recurring issues
- Ensure timely escalation to engineering or vendor teams when required
- Support real-time payment processing systems including UPI PSP/TSP implementations
- Deep troubleshooting of UPI technical specifications and NPCI error codes
- Support payment gateway and multi-vendor payment platform integrations
- Support card issuing and payment processing workflows
- Handle transaction processing, settlement, and reconciliation
- Support KYC/AML, RBI, NPCI,



and PCI DSS compliance requirements
- Monitor systems using Grafana and Kibana and perform log analysis
- Required Skills & Experience

- Hands-on experience supporting API integrations for verification and onboarding services
- Familiarity with KYC/AML compliance in the banking sector
- Understanding of Indian regulatory requirements (RBI and NPCI guidelines)
- Knowledge of card issuing and payment processing workflows
- Support knowledge of card program management systems
- Experience with real-time payment processing systems
- Familiarity with payment security and fraud prevention mechanisms
- Experience with multi-vendor payment platform integrations
- Familiarity with PCI DSS compliance and security standards
- Knowledge of financial data formats and reporting standards
- Familiarity with core banking system integrations

📌 Application Support Engineer(banking system) (Navi Mumbai)
🏢 Unity Small Finance Bank
📍 Navi Mumbai