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Mainframes Developer Jobs in Jersey City, NJ (NOW HIRING)

Capgemini

Mainframe Developer

New York, NY · On-site

$120K - $155K/yr

Mainframe Code Analysis & Reverse Engineering Analyze and reverse engineer complex legacy applications to identify business processes, application functionality, and technical dependencies. Perform ...

United Airlines

Mainframe Developer

Manhattan, NY · On-site +1

$120K - $155K/yr

Mainframe Code Analysis & Reverse Engineering Analyze and reverse engineer complex legacy applications to identify business processes, application functionality, and technical dependencies. Perform ...

Hired By Matrix

Mainframe Engineer

Livingston, NJ · On-site

$53.50 - $68.75/hr

Company Description This position is a critical member of the Mainframe Engineering team. The primary function is supporting the z/OS platform that hosts 6 LPARs, 10 DB2 subsystems, 11 CICS Regions ...

Compunnel

Senior Mainframe Developer

New York, NY · On-site

... Senior Mainframe Developer with 15-22 years of experience to support and enhance mission-critical enterprise applications within the Banking, Financial Services, or FinTech domain. The ideal ...

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 supporting the z/OS platform that hosts 6 LPARs, 10 DB2 subsystems, 11 CICS Regions across 3 different ...

1 point system

Mainframe Engineer

Jersey City, NJ · On-site

$51.25 - $65.75/hr

The Brokerage Record Technology Tax Engineering team within Fidelity Wealth Technology is looking for a passionate and experienced Senior Mainframe Software Engineer to help design, enhance, and ...

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Showing results 21-40

All JobsMainframes Developer JobsMainframes Developer Jobs in Jersey City, NJ

Mainframes Developer information

See Jersey City, NJ salary details

$50.1K

$116.7K

$173.3K

How much do mainframes developer jobs pay per year?

As of Aug 11, 2026, the average yearly pay for mainframes developer in Jersey City, NJ is $116,741.00, according to ZipRecruiter salary data. Most workers in this role earn between $93,900.00 and $135,700.00 per year, depending on experience, location, and employer.

What does a Mainframes Developer do?

A Mainframes Developer designs, codes, tests, and maintains applications running on mainframe systems, primarily using languages like COBOL, PL/I, or Assembler. They ensure the stability, security, and efficiency of legacy systems, often working with tools such as JCL and DB2, and may collaborate with system administrators and analysts to support business operations.

Is a mainframes developer a good career?

A mainframes developer is a specialized IT professional who maintains and develops applications on mainframe systems, which are used by large organizations for critical data processing. The role offers stable employment, competitive salaries, and opportunities to work with legacy systems and mainframe programming languages like COBOL. However, it requires specific skills and certifications, and the field may have limited growth compared to emerging technologies.

Is a mainframes developer still in demand?

Mainframes developers are still in demand in industries such as finance, government, and healthcare that rely on legacy systems. They typically work with COBOL, JCL, and mainframe environments, and demand persists due to the continued use of mainframe technology for critical applications. However, the number of new positions is gradually decreasing as organizations modernize their IT infrastructure.

What is the difference between Mainframes Developer vs Mainframes Analyst?

AspectMainframes DeveloperMainframes Analyst
Required CredentialsTypically a degree in Computer Science or related field; certifications like IBM Certified SpecialistSimilar credentials; often holds certifications in mainframe systems and analysis
Work EnvironmentDevelops, codes, and tests mainframe applications in a software development settingAnalyzes existing mainframe systems, gathers requirements, and supports system improvements
Employer & Industry UsageUsed by banks, insurance companies, and large enterprises for application developmentEmployed in similar industries for system analysis, troubleshooting, and process optimization

While both roles require knowledge of mainframe systems and similar credentials, Mainframes Developers focus on creating and maintaining mainframe applications, whereas Mainframes Analysts analyze existing systems to improve performance and efficiency. Both roles are vital in large enterprise IT environments.

What are popular job titles related to Mainframes Developer jobs in Jersey City, NJ? For Mainframes Developer jobs in Jersey City, NJ, the most frequently searched job titles are:
What job categories do people searching Mainframes Developer jobs in Jersey City, NJ look for? The top searched job categories for Mainframes Developer jobs in Jersey City, NJ are:
What cities near Jersey City, NJ are hiring for Mainframes Developer jobs? Cities near Jersey City, NJ with the most Mainframes Developer job openings:
Mainframes Developer jobs near you
Infographic showing various Mainframes Developer job openings in Jersey City, NJ as of August 2026, with employment types broken down into 77% Full Time, 7% Part Time, 1% Temporary, and 15% Contract. Highlights an 80% Physical, 6% Hybrid, and 14% Remote job distribution, with an average salary of $116,741 per year, or $56.1 per hour.

Mainframe Developer AI/GenA

UniqueHire Consulting LLC

Berkeley Heights, NJ • On-site

$51.25 - $65.75/hr

Other

Posted 7 days ago

Job description

Job Title: Mainframe Developer AI/GenAI Exp.

Location: Berkeley Heights, NJ (5 Days onsite).

Duration: 6 Months

Mandatory Skills: JCL, Mainframe, DB2, Mainframe Enterprise COBOL, CICS, VSAM, Batch Processing

Must Have Skills:

Very strong on Mainframe Enterprise Cobol, JCL.

Handson and an expert in VSAM, DB2 and CICS.

Client is looking for hands-on and senior resources with expertise who can set up and drive the team.

Job Description:

Participate in requirements analysis and impact assessment for enhancements defect fixes modernization or regulatory changes

Design develops enhance and maintains application components using standard mainframe technologies ensuring alignment with client's approved coding, security and architectural standards

Perform analysis coding unit testing and documentation for batch programs online transactions and interfaces running on the mainframe platform

Analyze, troubleshoot and resolve production incidents and defects

Support system testing integration testing and user acceptance testing UAT by providing defect fixes data corrections and validation support

Participate in code reviews design reviews release planning and operational readiness activities.

Apply