Expereince- 5 - 7years
Band- B2
Role- Mainframe Developer
Loaction- Bangalore / Chennai / Pune / Coimbatore
Mainframe Development – Credit Card Systems
Design, develop, and maintain mainframe applications supporting credit card issuing platforms.
Work across card lifecycle modules, including:
Account setup & card origination
Authorization & transaction processing
Billing, statements, interest & fees
Payments, collections, disputes & chargebacks
Develop and enhance batch and online (CICS) programs for large‑scale transaction processing.
Technical Responsibilities
Hands‑on development using:
COBOL / COBOL II
JCL
CICS
DB2
VSAM (KSDS / ESDS)
Handle job scheduling, restarts, abend resolution, and performance tuning.
Perform root cause analysis (RCA) for production incidents and implement permanent fixes.
Integration & Platform Support
Support integrations with:
Card networks (Visa / Mastercard)
Fraud & risk systems
Core banking and downstream systems
Implement scheme‑mandated and regulatory changes impacting card processing flows.
Participate in platform upgrades, enhancements, and modernization initiatives.
Testing & Production Support
Support unit testing, system testing, UAT, and production releases.
Provide L2 / L3 production support for card applications.
Prepare and maintain technical documentation and runbooks.
Required Skills & Experience
Must Have
Above 4 years of hands‑on Mainframe development experience-
Strong experience in Credit Cards domain (issuer side preferred)
Expertise in:
COBOL, JCL, CICS, DB2, VSAM
Batch & online transaction processing
Experience working in high‑volume, mission‑critical banking systems
Strong analytical, debugging, and problem‑solving skills
Domain Knowledge (Mandatory)
Credit card transaction lifecycle
Authorization, clearing & settlement
Billing cycles, interest, fees, payments
Disputes & chargebacks
Regulatory and card‑scheme driven changes
Good to Have
Experience with card processing platforms (issuer or processor‑hosted)
Exposure to mainframe coexistence / modernization programs
Knowledge of Agile delivery models
Experience working with global banking clients
Tools & Environment
z/OS Mainframe
Scheduling tools (e.g., CA‑7 / Control‑M)
Change & release management tools
Incident management tools
