COBOL Software Engineer - Banking/Payments - CSI

Job Description:

As a COBOL Software Engineer, you will help keep the systems that move money running smoothly. This role focuses on maintaining and improving the core platforms that process transactions, ensuring they remain reliable, accurate, and efficient. You’ll have the opportunity to work on high-impact systems, solve complex problems, and contribute to the evolution of critical financial technology.

In this role, you have the opportunity to

Play a critical role in ensuring the stability and performance of the systems that power real-time financial transactions, supporting the infrastructure that enables money movement across banking platforms.

You are responsible for:

Developing, maintaining, and enhancing batch processing programs supporting high-volume payment systems

Supporting ~100 legacy COBOL programs and associated scripts running in an IBM RS6000 (AIX) environment

Troubleshooting production issues, including batch failures, reconciliation discrepancies, and data inconsistencies

Analyzing system behavior and resolving urgent issues impacting transaction processing

Working with large datasets and performing SQL-based data analysis and troubleshooting

Designing and monitoring batch jobs and scheduling workflows (overnight/daily processing)

Supporting and improving legacy systems while contributing to modernization efforts

Collaborating with cross-functional teams including payments, fraud, billing, and accounting

Participating in an on-call rotation (approximately every 3 weeks once fully trained) to support critical systems

You are a part of:

A highly collaborative Payments Engineering team responsible for maintaining the systems that ensure accurate and timely transaction processing. The team is navigating a key transition with the retirement of a senior team member, creating an opportunity for a new hire to play a significant role in knowledge transfer and long-term system continuity.

To succeed in this role, you should have the following skills and experience:

Required:

Strong programming experience (COBOL preferred, but open to C, Java, or similar languages)

Experience working in Unix/Linux environments (AIX preferred)

Proficiency with shell scripting (ksh/bash)

Experience with batch processing and job scheduling (cron, Autosys, Control-M, etc.)

Solid SQL skills and experience working with large datasets

Strong troubleshooting and analytical skills

Ability to support production systems and resolve high-priority issues

Strong communication skills and ability to work cross-functionally

Preferred:

Experience within banking, payments, or financial transaction systems

Knowledge of reconciliation, accounting processes, or financial data flows

Experience with legacy system moder