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Mainframe Application Developer Jobs in New York

United Airlines

Mainframe Developer

Manhattan, NY · On-site +1

$120K - $155K/yr

Hartford, CT Experience * 12+ Years of Mainframe Application Development, Modernization, Reverse Engineering, and Legacy System Analysis. Role Summary We are seeking an experienced Senior Mainframe ...

Capgemini

Mainframe Developer

New York, NY · On-site

$120K - $155K/yr

Hartford, CT Experience * 12+ Years of Mainframe Application Development, Modernization, Reverse Engineering, and Legacy System Analysis. Role Summary We are seeking an experienced Senior Mainframe ...

Hired By Matrix

Mainframe Engineer

Livingston, NJ · On-site

$53.50 - $68.75/hr

This position also provides technical support for all the application developers for these systems ... Initiate z/OS environmental set-up to support all Mainframe software products. * Provide technical ...

Hired By Matrix

Mainframe Engineer

Livingston, NJ

$53.50 - $68.75/hr

This position is a critical member of the Mainframe Engineering team. The primary function is ... This position also provides technical support for all the application developers for these systems.

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Mainframe Application Developer information

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$11

$53

$72

How much do mainframe application developer jobs pay per hour?

As of Aug 10, 2026, the average hourly pay for mainframe application developer in New York is $53.54, according to ZipRecruiter salary data. Most workers in this role earn between $47.60 and $62.31 per hour, depending on experience, location, and employer.

What is the difference between Mainframe Application Developer vs Mainframe Systems Analyst?

AspectMainframe Application DeveloperMainframe Systems Analyst
Primary RoleDesigning, coding, and testing mainframe applicationsAnalyzing system requirements and optimizing mainframe processes
Skills & CertificationsCOBOL, JCL, DB2, certifications in mainframe developmentSystem analysis, troubleshooting, and documentation skills
Work EnvironmentDevelopment teams, coding in mainframe environmentsCollaborating with users and IT teams to improve systems
Industry UsageFinancial services, insurance, government agenciesSame industries, focusing on system analysis and process improvement

While both roles work within mainframe environments and require similar certifications, Mainframe Application Developers focus on creating and maintaining mainframe applications, whereas Mainframe Systems Analysts analyze and improve existing systems and processes. Both roles are essential in industries relying on mainframe technology, but their daily tasks and focus areas differ.

What is a mainframe application developer?

Mainframe application developers are IT professionals who design, develop, maintain, and support software applications that run on mainframe computers. These specialists work with programming languages like COBOL, PL/I, or Assembler and use tools specific to mainframe environments such as IBM z/OS. Their responsibilities often include updating legacy systems, ensuring software reliability, and integrating mainframe applications with modern technologies. They play a crucial role in industries like banking, insurance, and government, where mainframes are essential for handling large-scale transaction processing.

What are the key skills and qualifications needed to thrive as a mainframe application developer, and why are they important?

To thrive as a Mainframe Application Developer, you need expertise in COBOL, JCL, DB2, and a solid understanding of mainframe operating systems, often backed by a degree in computer science or related fields. Familiarity with tools like IBM z/OS, TSO/ISPF, and version control systems such as Endevor is typically required. Strong analytical thinking, problem-solving, and effective communication skills set successful developers apart in this role. These competencies are crucial for maintaining legacy systems, ensuring data integrity, and supporting critical business operations efficiently.

How does a mainframe application developer typically interact with cross-functional teams in an organization?

Mainframe Application Developers often collaborate closely with business analysts, QA testers, and infrastructure teams to ensure applications meet business requirements and integrate smoothly with other systems. They participate in regular meetings to discuss project updates, troubleshoot issues, and clarify technical specifications. Effective communication is key, as developers may need to explain complex mainframe concepts to non-technical stakeholders and work with diverse teams to deliver high-quality, reliable software solutions.
What are popular job titles related to Mainframe Application Developer jobs in New York? For Mainframe Application Developer jobs in New York, the most frequently searched job titles are:
What job categories do people searching Mainframe Application Developer jobs in New York look for? The top searched job categories for Mainframe Application Developer jobs in New York are:
Mainframe Application Developer jobs near you
Infographic showing various Mainframe Application Developer job openings in New York as of August 2026, with employment types broken down into 76% Full Time, 19% Part Time, 1% Temporary, and 4% Contract. Highlights an 92% Physical, 2% Hybrid, and 6% Remote job distribution, with an average salary of $111,372 per year, or $53.5 per hour.

Mainframe Application Developer

IPolarity LLC

Whippany, NJ • On-site

$55 - $60/hr

Full-time

Posted 12 days ago

Job description

Role: Mainframe Application Developer
Locations: - hybrid
Work type: W2 only

  • New York, NY
  • Pittsburgh, PA

In this opportunity, Kyndryl is looking to staff 3 MF Application developer positions, position where the candidate needs to work from client location 4 days a week.  We are ok to have candidates that are visa dependent. 
  • Ideal candidate should have financial services /Cash management background with CICS, Cobol and DB2 with experience of 10+ years in the industry 
  • Must come with strong communication skills.
Thanks & Regards,
Lavanya Thaneeru | Sr US IT Recruiter
 lavanya@ipolarityllc.com
linkedin.com/in/thaneeru-lavanya-73180a241

Flexible work from home options available.