Mainframe Developer
Wipro Voir toutes les offres
- Toronto, ON
- 100.000-150.000 $ par an
- Permanent
- Temps-plein
- 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.
- 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.
- 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.
- Support unit testing, system testing, UAT, and production releases.
- Provide L2 / L3 production support for card applications.
- Prepare and maintain technical documentation and runbooks.
- 6-10+ 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
- Credit card transaction lifecycle
- Authorization, clearing & settlement
- Billing cycles, interest, fees, payments
- Disputes & chargebacks
- Regulatory and card-scheme driven changes
SAP as service providerWe use the following session cookies, which are all required to enable the website to function:
- "route" is used for session stickiness
- "careerSiteCompanyId" is used to send the request to the correct data center
- "JSESSIONID" is placed on the visitor's device during the session so the server can identify the visitor
- "Load balancer cookie" (actual cookie name may vary) prevents a visitor from bouncing from one instance to another
YouTubeYouTube is a video-sharing service where users can create their own profile, upload videos, watch, like, and comment on videos. Opting out of YouTube cookies will disable your ability to watch or interact with YouTube videos.Confirm My ChoicesAccept All CookiesThis translation is generated by AI. Please excuse any imperfections. This translation is generated by AI. Please excuse any imperfections. This translation is generated by AI. Please excuse any imperfections. This translation is generated by AI. Please excuse any imperfections. This translation is generated by AI. Please excuse any imperfections. This translation is generated by AI. Please excuse any imperfections. This translation is generated by AI. Please excuse any imperfections. This translation is generated by AI. Please excuse any imperfections. This translation is generated by AI. Please excuse any imperfections. This translation is generated by AI. Please excuse any imperfections. This translation is generated by AI. Please excuse any imperfections. This translation is generated by AI. Please excuse any imperfections. This translation is generated by AI. Please excuse any imperfections. This translation is generated by AI. Please excuse any imperfections. This translation is generated by AI. Please excuse any imperfections. This translation is generated by AI. Please excuse any imperfections. This translation is generated by AI. Please excuse any imperfections. This translation is generated by AI. Please excuse any imperfections. This translation is generated by AI. Please excuse any imperfections.