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61 Acestack Mainframe Software Developer Jobs Hiring Near You

Mainframe Engineer

Somerset, NJ · Remote

$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 ...

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What are the key skills and qualifications needed to thrive as a Mainframe Software Developer, and why are they important?

To thrive as a Mainframe Software Developer, you need expertise in COBOL, JCL, mainframe operating systems (such as z/OS), and a background in computer science or related fields. Familiarity with mainframe tools like IBM CICS, DB2, and version control systems, along with certifications such as IBM Certified System Programmer, is highly valued. Strong analytical thinking, problem-solving abilities, and effective communication set standout professionals apart in this field. These skills ensure the maintenance of critical legacy systems, support for business operations, and seamless integration with modern technologies.

How does a Mainframe Software Developer typically collaborate with cross-functional teams in a modern IT environment?

Mainframe Software Developers frequently work with cross-functional teams that include business analysts, system architects, QA testers, and DevOps engineers. Collaboration often involves participating in daily stand-ups, code reviews, and joint problem-solving sessions to ensure seamless integration of mainframe applications with newer technologies. Developers also play a key role in translating business requirements into robust mainframe solutions, and may be involved in mentoring junior developers or coordinating with offshore teams. This collaborative environment helps ensure that legacy systems remain aligned with evolving business needs and IT strategies.

What is a Mainframe Software Developer?

A Mainframe Software Developer is an IT professional who designs, develops, tests, and maintains software applications that run on mainframe computers. These developers typically work with programming languages such as COBOL, JCL, and Assembler, and are responsible for ensuring the performance and reliability of critical business systems used by large organizations. Mainframe Software Developers often collaborate with business analysts, project managers, and other IT staff to support and enhance legacy systems, as well as to integrate new technologies with existing mainframe infrastructure.

Are mainframe programmers still in demand?

Mainframe software developers are still in demand in industries such as finance, healthcare, and government that rely on legacy systems. These roles often require skills in COBOL, JCL, and mainframe environments, and demand persists due to the complexity and cost of migrating legacy systems. However, the overall demand is gradually declining as organizations modernize their IT infrastructure.

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

AspectMainframe Software DeveloperMainframe Systems Analyst
Required CredentialsBachelor's in Computer Science or related field, certifications like IBM Certified SpecialistBachelor's in IT, Computer Science, or related, often with certifications in mainframe systems
Work EnvironmentDevelops and codes mainframe applications, often in COBOL, PL/I, or AssemblerAnalyzes system requirements, designs solutions, and coordinates between users and developers
Employer & Industry UsageFinancial institutions, government agencies, large corporations using mainframe systemsSame industries, focusing on system analysis, requirements gathering, and process improvements

While Mainframe Software Developers focus on coding and building mainframe applications, Mainframe Systems Analysts analyze existing systems and gather requirements to improve or implement new solutions. Both roles are essential in mainframe environments and often collaborate closely.

Infographic showing various Mainframe Software Developer job openings at Acestack in the United States as of May 2026, with employment types broken down into 29% Full Time, 70% Contract, and 1% Nights. Highlights an 76% Physical, 2% Hybrid, and 22% Remote job distribution.
Mainframe Engineer

$49.25 - $63.25/hr

Other

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Job description

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 migration; going from mainframe to java
  • 7+ year road map; losing legacy staff faster than they can migrate
Skills and Experience You Will Need:
  • Ideal profile is candidates that have a runway of 8-10
Tech Stack:
  • COBOL
  • TSO/ISPF
  • JCL
  • CICS
  • File Operations
  • VSAM
  • DB2
Domain Experience:
  • Financial services / banking
  • ACH Payments

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

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