Remote Mainframe Developer — COBOL & Modernization

BairesDev; Peru (IL); On-site; USD 100,000 - 170,000; Full time

Benefits offered by this job

Remote work 100%

Competitive USD compensation

Hardware provided

Flexible hours

Parental leaves & vacations

Multicultural team & mentorship

Job summary

BairesDev is seeking a skilled Mainframe Developer to maintain and modernize COBOL applications powering critical systems. You will work on IBM mainframes using COBOL, CICS, and DB2, manage JCL/VSAM workflows, and tackle complex production issues in a fully remote setting.

Join a global team and contribute to modernization initiatives, ensuring high availability and security across large-scale data processing. Excellent English required; 4+ years of experience preferred.

Qualifications

• 4+ years of experience in Software Engineering or Mainframe Development.
• Proven expertise in maintaining and modernizing COBOL applications on IBM mainframes.
• Proficiency in core mainframe technologies including CICS, DB2, JCL, and VSAM.
• Hands-on experience with both mainframe batch and online transaction processing.
• Strong understanding of the SDLC and technical troubleshooting.
• Advanced proficiency in English.

Responsibilities

• Design, develop, and maintain mission-critical applications using COBOL, CICS, and DB2.
• Manage and optimize mainframe batch and online processing workflows using JCL and VSAM.
• Troubleshoot complex production issues and perform root cause analysis for system failures.
• Support modernization initiatives to integrate legacy systems with contemporary cloud platforms.
• Collaborate with cross-functional teams to translate business requirements into technical solutions.
• Ensure system stability and security by adhering to enterprise coding standards and best practices.

Skills

COBOL

CICS

DB2

JCL

VSAM

English

Job description

BairesDev is seeking a skilled Mainframe Developer to maintain and modernize COBOL applications powering critical systems. You will work on IBM mainframes using COBOL, CICS, and DB2, manage JCL/VSAM workflows, and tackle complex production issues in a fully remote setting.

Join a global team and contribute to modernization initiatives, ensuring high availability and security across large-scale data processing. Excellent English required; 4+ years of experience preferred.