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Intern Mainframe Applications Developer Jobs (NOW HIRING)

JConnect Infotech

Mainframe Developer

Chicago, IL

$50.50 - $65/hr

Mainframe Developer Design, develop, enhance, and support mainframe applications, ensuring stability and performance of legacy systems that support critical business functions. • Perform ...

JConnect Infotech

Mainframe Developer

Richmond, VA

$48.50 - $62.25/hr

Mainframe Developer Design, develop, enhance, and support mainframe applications, ensuring stability and performance of legacy systems that support critical business functions. • Perform ...

Nava Software Solutions

Mainframe Developer

Morristown, NJ · Hybrid

$50.50 - $65/hr

NAVA Software solutions is looking for a Sr. Mainframe Engineer Details: Role: Sr. Mainframe ... Be responsible for building Mainframe applications Qualifications: * 5 - 8 years of relevant ...

Compunnel

Mainframe Developer

Westlake, TX

$47 - $60.50/hr

This role involves designing, developing, maintaining, and supporting mainframe applications while collaborating closely with business, product, architecture, operations, and engineering teams. The ...

Compunnel

Mainframe Developer

Westlake, TX · On-site

$47 - $60.50/hr

This role involves designing, developing, maintaining, and supporting mainframe applications while collaborating closely with business, product, architecture, operations, and engineering teams. The ...

Seven Seven Software

Mainframe Developer

Chicago, IL · On-site

$50.50 - $65/hr

Minimum seven years of mainframe applications development and production support work experience ... Expert knowledge on mainframe programming languages and technologies namely COBOL, DB2, JCL, CICS ...

Purple Drive Technologies

Mainframe Developer

Jersey City, NJ · On-site

$51.25 - $65.75/hr

Mainframe Developer Location: Jersey City, NJ(Onsite) Mainframe: * 8-10 years of experience in designing and developing Mainframe applications * Experience in COBOL (Modify existing programs to ...

JConnect Infotech

Mainframe Developer

Louisville, KY

$47 - $60.50/hr

Mainframe Developer Design, develop, enhance, and support mainframe applications, ensuring stability and performance of legacy systems that support critical business functions. • Perform ...

JConnect Infotech

Mainframe Developer

Arlington, VA

$56.50 - $72.50/hr

Mainframe Developer Design, develop, enhance, and support mainframe applications, ensuring stability and performance of legacy systems that support critical business functions. • Perform ...

Purple Drive

Senior Mainframe Developer

Westlake, TX

Role: Senior Mainframe Developer Location: Westlake, TX (Onsite) Type: Contract-to-Hire (CTH) Job ... Develop, automate, and support mainframe applications using COBOL, CICS, DB2, JCL, VSAM, MQ-Series ...

AmmaluIT

Mainframe Developer & Support

Manhattan, NY

$54 - $69.50/hr

Maintain and administer current IPIS mainframe applications. Support the development of new ... programming. Data Transport & Loading: Conduct data transport from mainframe to Windows server text ...

JConnect Infotech

Mainframe Developer

Dallas, TX

$48.75 - $62.50/hr

Mainframe Developer Design, develop, enhance, and support mainframe applications, ensuring stability and performance of legacy systems that support critical business functions. • Perform ...

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How much do intern mainframe applications developer jobs pay per hour?

As of Jun 1, 2026, the average hourly pay for intern mainframe applications developer in the United States is $22.89, according to ZipRecruiter salary data. Most workers in this role earn between $18.51 and $24.28 per hour, depending on experience, location, and employer.
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Intern Mainframe Applications Developer jobs near you
Mainframe Developer

Mainframe Developer

JConnect Infotech

Chicago, IL

$50.50 - $65/hr

Other

Posted 20 days ago

Job description

Mainframe Developer

Design, develop, enhance, and support mainframe applications, ensuring stability and performance of legacy systems that support critical business functions.

• Perform application enhancements, maintenance, and defect fixes across mainframe codebases.

• Develop, maintain, and support batch jobs and online programs, ensuring reliable execution and timely processing.

• Work hands on with core mainframe technologies such as COBOL, JCL, and mainframe utilities.

• Analyze existing programs and perform impact assessments for enhancements and fixes.

• Support batch scheduling, job execution, and restart/recovery scenarios.

• Participate in testing activities, including unit testing, system testing, and support for UAT.

• Debug and resolve production and non production issues related to batch and online processing.

• Ensure applications meet performance, reliability, and security standards expected in enterprise environments.

• Maintain and update technical documentation, including program logic, job flows, and system dependencies.

• Collaborate with business analysts and stakeholders to understand requirements and translate them into technical solutions.

• Support application modernization or migration initiatives when required.

• Follow established change management, release, and incident management processes.

• Work effectively in an Agile or hybrid Agile Waterfall delivery model, depending on program needs.

• Ensure high quality delivery with minimal disruption to business operations.

Responsibilities:

• Develop and enhance mainframe applications using COBOL and supporting technologies.

• Create, modify, and maintain JCL scripts for batch processing.

• Support online and batch job execution, monitoring, and troubleshooting.

• Perform defect analysis and fixes across development, test, and production environments.

• Participate in testing cycles, ensuring fixes and enhancements meet functional requirements.

• Maintain technical and operational documentation for programs and batch processes.

• Collaborate with cross functional teams including QA, business users, and operations.

• Support production releases and post deployment stabilization.

• Participate in code reviews and adhere to mainframe coding standards.

• Assist with audits, compliance activities, and documentation requests for regulated systems.

• Provide knowledge transfer and support for junior team members when required.

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About Jconnect Infotech

Sourced by ZipRecruiter

Jconnect Infotech is an esteemed corporation that operates within the Information Technology sector based in Noida, Uttar Pradesh, India. As a technology-driven firm, it offers various services such as IT Solutions, Software Development, Staffing Solutions and Management Consulting to businesses globally. Established as a pivotal player in its field, Jconnect Infotech was founded on the principles of delivering optimal solutions and promoting technological advancement within various industries. Their mission is to deliver innovative, cost-effective solutions and services to clients while maintaining their core values of integrity, excellence, and customer satisfaction.

Industry

Specialized design services

Company size

201 - 500 Employees

Headquarters location

Noida, Uttar Pradesh, in

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