Senior Mainframe Developer (Hybrid/Remote) COBOL, DB2, CICS

Accenture PLC; Warszawa; Hybrid; PLN 210,000 - 320,000; Full time

Benefits offered by this job

Permanent contract

People Lead support

Extensive training

Employee Assistance Program

Share purchase plan

Referral program

Private medical care

Multisport card

Job summary

Accenture PLC in Poland is seeking an experienced IBM Mainframe Developer to maintain and modernize critical banking applications. You will analyze requirements, design scalable COBOL/JCL/CICS solutions, and collaborate with international teams. A strong focus on learning, quality delivery and proactive skill enhancement is expected.

Hybrid work with some in-person collaboration across client sites. We offer permanent contract, extensive training, mentorship, and pathways for career growth

Qualifications

• Minimum 5 years of commercial experience in development and maintenance of IBM Mainframe applications.
• Strong knowledge of COBOL, JCL, CICS, and z/OS.
• Practical experience with DB2 databases, including SQL development and data analysis.
• Ability to analyze business requirements and independently design and implement technical solutions.
• Experience troubleshooting production issues and optimizing existing applications.
• Proactive, self-driven approach with accountability for delivered solutions.
• Ability to collaborate within international project teams.
• English proficiency at minimum B2 level.

Responsibilities

• Develop and maintain strategic IBM Mainframe applications supporting critical business processes in banking.
• Analyze requirements and design scalable COBOL/JCL/CICS solutions with focus on quality.
• Diagnose and resolve production issues, optimize performance, implement enhancements.
• Collaborate with international project teams, modernizing with automation/AI where appropriate.
• Mentor junior developers and promote continuous learning and technical excellence.

Skills

Mainframe Dev

COBOL

CICS

DB2

JCL

z/OS

SQL

English B2

Tools

Git

Bitbucket

CI/CD

Job description

Accenture PLC in Poland is seeking an experienced IBM Mainframe Developer to maintain and modernize critical banking applications. You will analyze requirements, design scalable COBOL/JCL/CICS solutions, and collaborate with international teams. A strong focus on learning, quality delivery and proactive skill enhancement is expected.

Hybrid work with some in-person collaboration across client sites. We offer permanent contract, extensive training, mentorship, and pathways for career growth