1

Mainframes Developer Jobs in New Jersey (NOW HIRING)

Mainframe Developer

Morristown, NJ · On-site

$50.50 - $64.75/hr

NAVA Software solutions is looking for a Sr. Mainframe Engineer Details: Role: Sr. Mainframe ... Technical expertise in Mainframes including COBOL, CICS, DB2 database,Teradata and JCL * Experience ...

Mainframe Developer

Jersey City, NJ · On-site

$51.25 - $65.75/hr

Role: Mainframe Developer Location: Jerseycity, NJ (Day 1 Onsite & 5 days office in a week) Duration: Contract Mandatory skill: Java/VSAM/DB2/Mainframe Exp: 10+ : * Programming experience on ...

New

Mainframe Developer

Jersey City, NJ · On-site

$53.75 - $69/hr

I have an opportunity for a "Mainframe Developer" - Jersey City, NJ (Remote till COVID). and I am looking for a candidate who can join Immediately if you are interested, reply to me with your updated ...

Mainframe Engineer

Somerset, NJ · On-site

$49.25 - $63.25/hr

NAVA Software solutions is looking for a Mainframe Engineer Details: Mainframe Engineer Location: Somerset, NJ - Remote to start Duration: 6 months CTH What You Will Do: * Legacy application ...

Mainframe Developer

Jersey City, NJ · On-site

$51.25 - $65.75/hr

Mainframe Developer Work Location: Jersey City, NJ Duration: Long Term * 8+ years of experience in designing and developing Mainframe applications * Experience in COBOL (Modify existing programs to ...

Mainframe Developer Location: Wilmington, DE OR Jersey City, NJ (Onsite) Job Details: Contract Must be really strong profile Analytically as they are converting Mainframe tech to Java tech Please ...

Mainframe Developer

Pennington, NJ · On-site

$49.50 - $63.50/hr

Mainframe Developer Location: Pennington, NJ (Onsite) Employment Type: Full-Time Visa Type: USC ... Hands on experience working in mainframes technology. - Required skills are COBOL, DB2, JCL, VSAM ...

Mainframe Developer

Jersey City, NJ · On-site

$53.75 - $69/hr

MDAEdge is a company specializing in mainframe solutions, and they are seeking a Mainframe Developer. The role involves developing and maintaining applications, managing job scheduling, and ensuring ...

Mainframe Developer

Trenton, NJ · On-site

$90 - $140/hr

Mainframe Developer Location: Trenton, NJ 08608- Hybrid Role (2 days Onsite, 3 days Remote) Duration: 10+ Months LOCAL Only Cobol, CICS, testing, debugging, IBS OS/JCL, DB2, IDMS to DB2, Experience ...

Mainframe Developer

Jersey City, NJ · On-site

$51.25 - $65.75/hr

Strong working knowledge of IBM z/OS, JCL, and mainframe batch processing concepts. * Proficiency in Python for data engineering or scripting use cases; experience running Python in a Unix/Linux ...

Mainframe Developer with Java

Jersey City, NJ

$51.25 - $65.75/hr

Job Summary We are seeking an experienced Mainframe Developer with Java expertise to design, develop, enhance, and support enterprise applications across Mainframe and distributed platforms. The ...

New

Lead Mainframe Developer

Jersey City, NJ · On-site

$53.75 - $69/hr

They are seeking a Lead Mainframe Developer to oversee the implementation and management of large-scale mainframe systems within the financial services industry, ensuring high performance and ...

Mainframe Developer

Trenton, NJ · On-site

$49.25 - $63.25/hr

Mainframe Developer Location: Trenton, NJ (Hybrid) Position Type: Contract In Person interview *LOCAL Only* Cobol, CICS, testing, debugging, IBS OS/JCL, DB2, IDMS to DB2, Experience with Information ...

next page

Showing results 1-20

Mainframes Developer information

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.

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 ongoing need to maintain and upgrade existing mainframe applications. However, the number of new positions is limited compared to emerging technologies, and skills in mainframe modernization are increasingly valued.

What does a mainframes developer do?

A mainframes developer designs, codes, tests, and maintains applications running on mainframe computers, often using languages like COBOL, PL/I, or Assembler. They ensure the stability, security, and efficiency of large-scale enterprise systems, frequently working with legacy code and mainframe-specific tools in a structured environment.

What job categories do people searching Mainframes Developer jobs in New Jersey look for?

The top searched job categories for Mainframes Developer jobs in New Jersey are:

What cities in New Jersey are hiring for Mainframes Developer jobs?

Cities in New Jersey with the most Mainframes Developer job openings:

Infographic showing various Mainframes Developer job openings in New Jersey as of August 2026, with employment types broken down into 84% Full Time, 3% Part Time, and 13% Contract. Highlights an 80% Physical, 6% Hybrid, and 14% Remote job distribution.

Mainframe Developer

Morristown, NJ • On-site

NAVA Software Solutions
IT Services • 51 - 200 employees

$50.50 - $64.75/hr

Full-time

Re-posted 10 days ago


Job description

NAVA Software solutions is looking for a Sr. Mainframe Engineer
Details:
Role: Sr. Mainframe Engineer
Location: Morris Plains, NJ , Memphis TN, Somerset NJ, Austin TX, St. Louis MO, Morristown NJ
Remote to start - Hybrid from Nov onwards
Duration: 6-12 months
What You Will Do:
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 database,Teradata and JCL
  • Experience in RDMS data bases and strong SQL query skills
  • Experience working with file systems
  • Experience in working with offshore/Onshore model
  • Client-facing experience in supporting applications by monitoring and resolving in high priority production issues/bugs
  • Experience working in Agile/Kanban methodology

Desired:
PBM domain experience

NAVA Software Solutions logo

About NAVA Software Solutions

Sourced by ZipRecruiter

NAVA is a strategic partner for companies seeking to develop or customize software and products. Our team of experts leverages cutting-edge technology and deep industry knowledge to provide customized solutions that drive business success. Whether you're looking to improve your operations, increase efficiency, or bring a new product to market, NAVA has the expertise and resources to help you achieve your goals. Trust us to be your partner in software and product development.

Industry

It services

Company size

51 - 200 Employees

Headquarters location

Rocky Hill, CT, US

Social media