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Mainframe Development Jobs in New York (NOW HIRING)

S2SSoft

Mainframe Developer

Edison, NJ · Hybrid

$49.75 - $63.75/hr

... Development, Mechanical Design and Independent Software Vendors. Our clients have relied on us for ... Role: Mainframe Developer Location Edison, NJ (3 days onsite) - Hybrid Contract Life insurance ...

NAVA Software Solutions

Mainframe Developer

Morristown, NJ · On-site

$50.50 - $64.75/hr

Be responsible for building Mainframe applications Qualifications: * 5 - 8 years of relevant experience in IBM Mainframes development * Technical expertise in Mainframes including COBOL, CICS, DB2 ...

Alkaeus

Mainframe Developer

Jersey City, NJ

$51.25 - $65.75/hr

Senior Mainframe Engineer (COBOL/CICS/DB2) Must Have Skills: -COBOL, CICS, DB2, JCL - Oracle and ... Collaborative Development: Partner closely with developers to refine technical stories and ...

Hired By Matrix

Mainframe Engineer

Livingston, NJ

$53.50 - $68.75/hr

Provide application development community support to identify and resolve programming and ... Strong preference with mainframe automation and monitoring tools such as Control/M/R/O, Mainview.

Hired By Matrix

Mainframe Engineer

Livingston, NJ · On-site

$53.50 - $68.75/hr

Provide application development community support to identify and resolve programming and ... Strong preference with mainframe automation and monitoring tools such as Control/M/R/O, Mainview.

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Mainframe Development information

What does a mainframe developer do?

A mainframe developer designs, codes, tests, and maintains applications running on mainframe computers, often using languages like COBOL, PL/I, or Assembler. They work in environments that require high reliability and security, and typically use tools such as IBM z/OS and JCL to manage batch and online processing tasks.

What is the difference between Mainframe Development vs Mainframe Testing?

AspectMainframe DevelopmentMainframe Testing
Primary FocusDesigning, coding, and maintaining mainframe applicationsVerifying and validating mainframe applications for bugs and performance
Required SkillsCOBOL, JCL, DB2, CICSTesting tools, scripting, debugging, knowledge of mainframe environments
Work EnvironmentDevelopment teams, coding in mainframe environmentsQuality assurance teams, testing labs, mainframe systems
CertificationsCOBOL certifications, IBM mainframe certificationsISTQB, mainframe testing certifications

While Mainframe Development involves creating and maintaining mainframe applications, Mainframe Testing focuses on ensuring those applications work correctly and efficiently. Both roles require knowledge of mainframe environments and related skills, but they serve different stages in the software lifecycle.

Can mainframe be replaced by AI?

Mainframe development involves maintaining and programming large-scale, reliable computing systems used in industries like finance and government. While AI can automate certain tasks and improve efficiency, it is unlikely to fully replace mainframes due to their specialized hardware, security requirements, and high availability needs. Mainframe skills remain valuable for managing legacy systems and integrating new technologies.

Is mainframe still in demand?

Mainframe development remains in demand in industries such as finance, insurance, and government, where large-scale transaction processing and data security are critical. Skilled mainframe programmers with knowledge of COBOL, JCL, and mainframe environments are sought after for maintaining and modernizing legacy systems. The demand is steady due to the high cost and complexity of replacing mainframe infrastructure.

What is the salary of a mainframe developer?

The salary of a mainframe developer typically ranges from $70,000 to $120,000 annually, depending on experience, location, and certifications. Senior roles or those with specialized skills in COBOL, JCL, or mainframe tools may earn higher salaries. Compensation often includes benefits such as health insurance and retirement plans.
What cities in New York are hiring for Mainframe Development jobs? Cities in New York with the most Mainframe Development job openings:
Mainframe Development jobs near you
Infographic showing various Mainframe Development job openings in New York as of June 2026, with employment types broken down into 1% As Needed, 92% Full Time, 4% Part Time, and 3% Temporary. Highlights an 83% Physical, 7% Hybrid, and 10% Remote job distribution.

Sr. Mainframe Engineer

Kanak Elite Services Inc

Jersey City, NJ • On-site

Contractor

Posted 18 days ago

Job description

Hello There,
Please go through the below job description and revert me with your Updated Resume and  below details to fasten up the process.


Visa-Status :
Location :  
Linkedin Link : 
Rate-Expectations : 

JOB TITLE: SR. MAINFRAME ENGINEER
LOCATION: JERSEY CITY, NJ (PRIMARY) OR MERRIMACK, NH (SECONDARY)
INTERVIEW:  2 ROUNDS. 1ST ROUND IS LIKELY VIRTUAL, 2ND MAY BE ONSITE. 

NOTE: Vendor will administer a pre-interview technical assessment before submitting the candidate to the client.

*Linkedin should be old (2020 or Before)

*Local to NJ or NH


Job Description:

This opportunity is for a Senior Mainframe Software Engineer focused on supporting and modernizing large-scale, mission-critical mainframe systems in a high-volume financial services environment. The role involves deep hands-on development and engineering work across COBOL, JCL, VSAM, CICS, batch and online processing, enterprise scheduling tools, and DB2/SQL databases. Responsibilities include designing resilient application architectures, optimizing system performance, supporting end-to-end integrations, troubleshooting production issues, and ensuring the reliability and scalability of brokerage and tax processing platforms. The position also emphasizes modernization efforts, including integrating legacy mainframe systems with distributed or cloud-based architectures.
The ideal candidate has strong experience leading complex technical initiatives in Agile environments, with the ability to mentor teams, drive engineering best practices, and collaborate across business and technology groups. The role requires expertise in production support, root cause analysis, technical documentation, and full project lifecycle execution for enterprise-scale systems. Candidates should have 8+ years of experience with a bachelor’s degree (or 6+ years with a master’s degree) in Computer Science, Engineering, or a related field. Strong skills in Mainframe Development, COBOL, JCL, VSAM, Batch Processing, CICS, and DB2/SQL are required, while financial services industry experience is considered a plus.
Must Have:

  • Mainframe Development
  • COBOL/JCL/VSAM/BATCH
  • CICS
  • DB2/SQL
  • Financial Industry Domain
 

Thanks & Regards,

Yashmita Kumari

✉️ yashmita@kanakits.com