Mainframe Developer

Position: Mainframe Developer (Banking Domain)

📍 Location: McLean, VA (Onsite, 5 days/week)

🏢Note: This position is open to local candidates in McLean, VA only. Face-to-face (F2F) interviews are mandatory, so candidates must be available to attend an in-person interview.

Job Summary

We are seeking an experienced Mainframe Developer with strong expertise in the Banking domain to design, develop, maintain, and support mission-critical mainframe applications. The ideal candidate should have hands-on experience with COBOL, JCL, DB2, CICS, VSAM, and IBM mainframe technologies, along with a solid understanding of banking processes such as deposits, loans, payments, cards, or core banking.

Key Responsibilities

Design, develop, test, and maintain IBM Mainframe applications

Analyze business and functional requirements and convert them into technical solutions

Develop and enhance applications using COBOL, JCL, CICS, DB2, and VSAM

Create and modify JCLs for batch processing and job scheduling

Perform code reviews, unit testing, integration testing, and production support

Troubleshoot production issues and perform root cause analysis

Optimize application performance and improve batch processing efficiency

Work with business analysts, QA teams, and stakeholders throughout the SDLC

Participate in system upgrades, migrations, and application modernization initiatives

Maintain technical documentation and follow development standards

Required Skills

Mainframe Technologies

COBOL

JCL (Job Control Language)

CICS

DB2

VSAM

IMS (preferred)

TSO/ISPF

IBM z/OS

File-AID

Endevor, Changeman, or ISPW

SDSF

SPUFI

Database

DB2

SQL

Version Control

Endevor

Changeman

Git (preferred)

Scheduling Tools

CA-7

Control-M

OPC/TWS (preferred)