Cognizant

Mainframe Developer

Cognizant
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1 day ago
Guadalajara, MexicoSenior

Responsibilities

  • Develop and maintain stable, scalable mainframe applications.
  • Apply performance tuning, batch optimization, and transaction-processing techniques.
  • Analyze complex production incidents, perform root cause analysis, and implement durable fixes.
  • Translate retail banking domain needs into technical designs.
  • Collaborate with testing, operations, and business stakeholders to coordinate releases and maintain delivery.
  • Support quality assurance, configuration management, version control, documentation, and audit readiness for mainframe codebases.

Requirements

  • Strong hands-on expertise in CoolGen, CA Gen, CICS, VSAM, JCL, DB2, and COBOL.
  • Proven record of delivering stable and scalable mainframe applications.
  • Deep understanding of retail banking processes, including accounts, payments, cards, lending, or channels.
  • Experience with performance tuning, batch optimization, and mainframe transaction processing.
  • Experience analyzing complex incidents and resolving production issues in regulated banking environments.
  • Advanced English proficiency is required.
  • Familiarity with hybrid work models, remote collaboration tools, quality assurance practices, configuration management, and version control.

Benefits

  • Ongoing support and funding for training and development plans.
  • Competitive benefits and salary package.
  • Opportunity to work for leading global companies.
  • Hybrid work arrangement in Guadalajara.

Tech Stack

COBOLIBM DB2

Categories

Cognizant

About Cognizant

10,000+ employees

Cognizant is a public IT services and consulting firm that designs, builds, and runs enterprise technology, including digital engineering, cloud modernization, data/AI, and managed services. It sells consulting, systems integration, and outsourcing on multi-year engagements to large enterprises in healthcare, banking, retail, communications, and manufacturing. Founded in 1994 and headquartered in Teaneck, New Jersey, Cognizant is NASDAQ-listed (CTSH) and a Fortune 500 company.

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