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Mainframe Developer with Rex and Cobol

Nexylum Global LLCMcLean, VA🇺🇸United StatesPosted Oct 7, 2026

Quick Overview

Seniority
Mid Senior
Work mode
Hybrid
Location
McLean, VA, United States
Posted
2 days ago
SQLCOBOL

Job Description

Mainframe Developer with REXX and COBOL

Introduction

We are currently seeking a talented Mainframe Developer with expertise in REXX and COBOL to join our team. The ideal candidate will play a crucial role in developing and maintaining mainframe applications, ensuring their efficiency and reliability.

Responsibilities

  • Collaborate with the team to design, develop, and test mainframe applications using COBOL and REXX programming languages.
  • Analyze and troubleshoot issues in existing mainframe applications, providing timely solutions to ensure optimal performance.
  • Participate in code reviews and provide constructive feedback to enhance code quality and maintainability.
  • Work closely with business analysts to understand requirements and translate them into technical specifications.
  • Implement new features and enhancements to existing mainframe applications, following best practices and coding standards.
  • Document code changes, processes, and procedures to facilitate knowledge sharing and future maintenance.
  • Collaborate with cross-functional teams to integrate mainframe applications with other systems and technologies.
  • Stay updated on the latest trends and technologies in mainframe development to continuously improve skills and knowledge.

Requirements

Required Skills

  • Proven experience as a Mainframe Developer with expertise in COBOL and REXX programming languages.
  • Strong understanding of mainframe technologies and architectures.
  • Ability to troubleshoot and debug complex mainframe applications efficiently.
  • Excellent communication and teamwork skills.
  • Attention to detail and problem-solving abilities.

Preferred Skills

  • Experience with other mainframe technologies such as JCL and VSAM.
  • Knowledge of database systems and SQL.
  • Certifications in mainframe development or related fields.

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