Lead Software Engineer

Capgemini • New York, NY

4d • $80,000 - $120,000 • Hybrid

About The Position

We are seeking an experienced Mainframe Developer with strong expertise in Fiserv PEP and ACH Payments. The successful candidate will be responsible for maintaining and enhancing the Fiserv PEP application, implementing technical and functional changes, supporting production issues, and ensuring the smooth processing of ACH transactions. This role requires a combination of strong mainframe development skills and deep functional knowledge of ACH payment processing.

Requirements

• Strong hands-on experience in: COBOL, JCL, DB2, CICS, VSAM.
• Experience supporting and enhancing large-scale mainframe applications.
• Proven hands-on experience with Fiserv PEP.
• Ability to support, troubleshoot, and enhance PEP-based payment applications.
• Experience implementing technical and functional changes within the platform.
• Strong understanding of: ACH Payments, NACHA File Formats, ACH Processing Workflows, ACH Settlement Processes, ACH Returns and Corrections, Exception Processing.
• Ability to analyze payment processing issues from both technical and functional perspectives.
• Strong problem-solving and troubleshooting abilities.
• Excellent analytical skills with attention to detail.
• Effective verbal and written communication skills.
• Ability to collaborate with cross-functional business and technology teams.

Nice To Haves

• Experience within banking or financial services organizations.
• Knowledge of payment operations and transaction processing systems.
• Exposure to production support and incident management processes.
• Experience with high-volume payment processing environments.

Responsibilities

• Support, maintain, and enhance the Fiserv PEP application.
• Develop and implement technical and business-driven enhancements.
• Ensure application stability, performance, and reliability.
• Provide ongoing production support and issue resolution.
• Design, develop, and maintain solutions using: COBOL, JCL, DB2, CICS, VSAM.
• Perform code analysis, debugging, testing, and deployment activities.
• Participate in application upgrades and system improvements.
• Support end-to-end ACH payment processing workflows.
• Understand and manage: ACH transaction processing, Settlement processing, Returns, Corrections, Exception handling.
• Ensure compliance with ACH operating rules and business requirements.
• Analyze and resolve ACH processing issues, defects, and production incidents.
• Troubleshoot payment failures, processing bottlenecks, and reconciliation issues.
• Perform root cause analysis and implement long-term solutions.
• Coordinate resolution efforts with business, operations, and support teams.

Benefits

• Paid time off based on employee grade (A-F), defined by policy: Vacation: 12-25 days, depending on grade, Company paid holidays, Personal Days, Sick Leave
• Medical, dental, and vision coverage (or provincial healthcare coordination in Canada)
• Retirement savings plans (e.g., 401(k) in the U.S., RRSP in Canada)
• Life and disability insurance
• Employee assistance programs
• Other benefits as provided by local policy and eligibility

What This Job Offers

• Job Type: Full-time
• Career Level: Senior
• Education Level: No Education Listed