Senior Mainframe Developer: COBOL, DB2 & CICS Expert

MainframeMaster; Región Centro; On-site; MXN 400,000 - 700,000; Full time

Job summary

MainframeMaster is seeking an experienced L2 Mainframe developer to support and modernize critical mainframe applications in a high-availability environment.

The ideal candidate will have hands-on COBOL, JCL, DB2, and VSAM experience, plus strong analytical and debugging skills. Responsibilities include enhancing, supporting, and modernizing mainframe-based systems with collaboration across analysts, testers, and project teams.

Qualifications

• 6-8 years of overall software experience.
• Hands-on Mainframe experience.
• Experience with COBOL, JCL, DB2, and VSAM.

Responsibilities

• Design, code, test, and maintain COBOL programs in a z/OS environment.
• Develop and support batch and online applications using COBOL, JCL, DB2, and CICS.
• Ensure coding standards, performance optimization, and quality guidelines.

Skills

Mainframe

COBOL

JCL

DB2

VSAM

Analytical skills

Tools

Endevor

Changeman

Serena

Job description

MainframeMaster is seeking an experienced L2 Mainframe developer to support and modernize critical mainframe applications in a high-availability environment.

The ideal candidate will have hands-on COBOL, JCL, DB2, and VSAM experience, plus strong analytical and debugging skills. Responsibilities include enhancing, supporting, and modernizing mainframe-based systems with collaboration across analysts, testers, and project teams.