AZH Consulting Corp · 4 hours ago
Senior Mainframe Application Developer
United States
Full-time
Remote
Senior Level, Lead/Staff
10+ years expAZH Consulting Corp is a rapidly growing firm based in New York, NY, specializing in Project Management, Construction consulting and IT solutions. They are seeking a Senior Mainframe Application Developer to enhance, maintain, and ensure the operational stability of mission-critical applications for the NYC Department of Citywide Administrative Services.
Construction
Responsibilities
Enhance, modify, and maintain NATURAL/ADABAS-based mainframe applications supporting CERTS and Civil Service List Management
Implement new business logic for the NQU (Not Qualified Until) process within the CERTS system
Modify existing certification workflows to support: Non-Competitive Class titles, Labor Class titles
Ensure enhancements align with existing application architecture, performance requirements, and operational constraints
Review existing program modules, data structures, and batch jobs to assess enhancement impacts
Design technical solutions based on approved business requirements
Develop clean, maintainable, and well-documented NATURAL code
Update ADABAS files, views, and access paths as required
Perform unit testing, system testing, and integration testing
Support regression testing to ensure existing functionality remains unaffected
Collaborate with QA and business users during User Acceptance Testing (UAT)
Resolve defects and performance issues identified during testing cycles
Participate in release planning and implementation activities
Support production deployments and post-release validation
Troubleshoot and resolve production issues in a timely manner
Ensure system stability during critical hiring and certification cycles
Work closely with DCAS CPPS team members, analysts, and project leadership
Participate in weekly status meetings and technical review sessions
Provide clear progress updates, risk identification, and mitigation recommendations
Qualification
Required
10+ years of hands-on experience with IBM Z Series mainframes
Strong expertise in NATURAL programming
Extensive experience with ADABAS database
Proficiency with JCL and mainframe batch processing
Experience performing full SDLC activities (analysis → coding → testing → deployment)
Preferred
Experience working with civil service, HR, or eligibility-based systems
Prior experience supporting government or public-sector mainframe systems
Familiarity with highly regulated environments and mission-critical applications
Company
AZH Consulting Corp
Founded and incorporated in 2004, AZH is a full-service DBE, MBE, and WBE certified firm specializing in Project Management, Estimating, Scheduling, Software Development, IT Consulting, and Staffing.
2-10 employees
Funding
Current Stage
Early StageCompany data provided by crunchbase