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Freelance Mainframe Applications Developer Jobs in Philadelphia, PA

Mainframe Developer

Wayne, PA · On-site

$44.50 - $57/hr

RIT Solutions, Inc. is seeking a Mainframe Developer to design, develop, test, and maintain mainframe applications. The role involves collaborating with business analysts, troubleshooting ...

Mainframe Developer

Malvern, PA · On-site

$48 - $61.75/hr

Our client is currently seeking a Mainframe Developer 1+ Year Contract Opportunity Malvern, PA ... Experience with debugging across front end applications thru to backend processes and data ...

Mainframe IMS & CICS Developer Location: Wilmington, DE (100% Onsite - 5 Days/Week) Pay Rate: $45 ... Design, develop, maintain, and support enterprise mainframe applications using COBOL, IMS/DB, and ...

Mainframe Assembler

Wilmington, DE · On-site

$45 - $55/hr

... Assembler programming, z/OS, and the Software Development Life Cycle (SDLC). This role involves developing, maintaining, and optimizing enterprise mainframe applications while ensuring system ...

Mainframe Developer

Wilmington, DE · On-site

$47.50 - $61.25/hr

Mainframe Developer - Day 1 Onsite Location: Wilmington, DE & Jersey City, NJ (Weekly 5 days office ... Design, code, test, and maintain mainframe applications using COBOL, JCL, DB2, IMS DB/DC, CICS ...

Mainframe Developer w/AWS

Malvern, PA · On-site

$48 - $61.75/hr

InterSources Inc is seeking a highly experienced Senior Mainframe Migration Engineer to join their ... The role involves migrating core data and COBOL applications from a mainframe environment to the ...

Mainframe Assembler

Wilmington, DE · On-site

$47.50 - $61.25/hr

They perform debugging and troubleshooting of mainframe applications to ensure they function ... They must keep themselves updated with the latest mainframe technologies and assembler programming ...

Mainframe Developer

Trenton, NJ · On-site

$90 - $140/hr

Mainframe Developer Location: Trenton, NJ 08608- Hybrid Role (2 days Onsite, 3 days Remote ... Develop and modify mainframe applications using COBOL, CICS, DB2, and JCL * Perform coding ...

Mainframe Developer

Trenton, NJ · On-site

$49.25 - $63.25/hr

Mainframe Developer Location: Trenton, NJ (Hybrid) Position Type: Contract In Person interview ... Develop and modify mainframe applications using COBOL, CICS, DB2, and JCL * Perform coding ...

Mainframe Developer

Trenton, NJ · On-site

$49.25 - $63.25/hr

Mainframe Developer Location: Trenton, NJ (Hybrid) Position Type: Contract In Person interview ... Develop and modify mainframe applications using COBOL, CICS, DB2, and JCL * Perform coding ...

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Freelance Mainframe Applications Developer information

See Philadelphia, PA salary details

$10

$49

$67

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

As of Aug 28, 2026, the average hourly pay for freelance mainframe applications developer in Philadelphia, PA is $49.39, according to ZipRecruiter salary data. Most workers in this role earn between $43.89 and $57.50 per hour, depending on experience, location, and employer.

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For Freelance Mainframe Applications Developer jobs in Philadelphia, PA, the most frequently searched job titles are:

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What cities near Philadelphia, PA are hiring for Freelance Mainframe Applications Developer jobs?

Cities near Philadelphia, PA with the most Freelance Mainframe Applications Developer job openings:

$44.50 - $57/hr

Full-time

Re-posted 12 days ago


Job description

Job Summary:
RIT Solutions, Inc. is seeking a Mainframe Developer to design, develop, test, and maintain mainframe applications. The role involves collaborating with business analysts, troubleshooting applications, and ensuring compliance with coding standards.
Responsibilities:
• Design, develop, test, and maintain mainframe applications using COBOL, CICS, JCL, and DB2.
• Collaborate with business analysts and stakeholders to gather requirements and translate them into technical solutions.
• Troubleshoot and debug mainframe applications to resolve issues and enhance performance.
• Ensure compliance with coding standards and best practices for mainframe development.
• Perform code reviews and provide mentorship to junior developers.
• Create and maintain documentation for applications and processes.
• Monitor system performance and implement improvements to optimize efficiency.
Qualifications:
Required:
• Design, develop, test, and maintain mainframe applications using COBOL, CICS, JCL, and DB2.
• Collaborate with business analysts and stakeholders to gather requirements and translate them into technical solutions.
• Troubleshoot and debug mainframe applications to resolve issues and enhance performance.
• Ensure compliance with coding standards and best practices for mainframe development.
• Perform code reviews and provide mentorship to junior developers.
• Create and maintain documentation for applications and processes.
• Monitor system performance and implement improvements to optimize efficiency.
Company:
Jobdiva Job Portal: https://www1.jobdiva.com/candidates/myjobs/searchjobsdone.jsp?a=xbjdnwgjodtga1y1im2g881fkkeiwd0775lbvq8yqgps8vb2q36w2vj1ga6xxork&compid=-1 Recruitment (contingency search and campus selection). Founded in 2019, the company is headquartered in Arlington, USA, with a team of 201-500 employees. The company is currently Growth Stage.