1

Freelance Ibm Mainframe Assembler Jobs (NOW HIRING)

Mainframe Assembler

Wilmington, DE · On-site

$45 - $55/hr

Mainframe Assembler Location: Wilmington, Delaware Pay Rate: $45-$55/hr Contract: Long-Term ... The ideal candidate will have strong expertise in IBM Assembler programming, z/OS, and the Software ...

IBM Mainframe Assembler Programmer

Omaha, NE

$46.75 - $60.25/hr

IBM Mainframe Assembler Programmer (with experience on Assembler, COBOL, JCL, VSAM, DB2, CICS, ENDEVOR, FILEAID, Debugging tools like XPEDITER/INTERTEST) Job Location : Omaha, Nebraska (Omaha is a ...

Mainframe Assembler

Wilmington, DE · On-site

$47.50 - $61.25/hr

Mainframe assemblers are responsible for designing, coding, and testing application programs using the IBM Assembler language. They should also be familiar with the entire Software Development Life ...

New

Mainframe Assembler Developer

Addison, TX · On-site

$47.50 - $61/hr

Provide production support for IBM Mainframe applications. * Develop and troubleshoot JCL. * Manage ... Analyze complex assembler codebases to diagnose and resolve critical production issues. * Handle ...

Mainframe Assembler Developer

Wilmington, DE

$47.50 - $61.25/hr

We are seeking an experienced Mainframe Assembler Developer with strong expertise in IBM Assembler programming and mainframe environments. The ideal candidate will be responsible for designing ...

Mainframe Assembler Developer

Midland, OH

$44 - $56.50/hr

We are seeking an experienced Mainframe Assembler Developer with strong expertise in IBM Assembler programming and mainframe environments. The ideal candidate will be responsible for designing ...

Mainframe Assembler Developer

Jamestown, OH

$43.75 - $56.25/hr

We are seeking an experienced Mainframe Assembler Developer with strong expertise in IBM Assembler programming and mainframe environments. The ideal candidate will be responsible for designing ...

Mainframe Assembler Developer

Reesville, OH · On-site

$44.50 - $57/hr

We are seeking an experienced Mainframe Assembler Developer with strong expertise in IBM Assembler programming and mainframe environments. The ideal candidate will be responsible for designing ...

Mainframe Assembler Developer

New Vienna, OH

$44.25 - $56.75/hr

We are seeking an experienced Mainframe Assembler Developer with strong expertise in IBM Assembler programming and mainframe environments. The ideal candidate will be responsible for designing ...

Mainframe Assembler Developer

Highland, OH

$45.50 - $58.50/hr

We are seeking an experienced Mainframe Assembler Developer with strong expertise in IBM Assembler programming and mainframe environments. The ideal candidate will be responsible for designing ...

Mainframe Assembler Developer

Lees Creek, OH

$44.50 - $57.25/hr

We are seeking an experienced Mainframe Assembler Developer with strong expertise in IBM Assembler programming and mainframe environments. The ideal candidate will be responsible for designing ...

Mainframe Assembler Developer

Sabina, OH

$47.25 - $60.75/hr

We are seeking an experienced Mainframe Assembler Developer with strong expertise in IBM Assembler programming and mainframe environments. The ideal candidate will be responsible for designing ...

next page

Showing results 1-20

Freelance Ibm Mainframe Assembler information

See salary details

$10

$53

$72

How much do freelance ibm mainframe assembler jobs pay per hour?

As of Aug 23, 2026, the average hourly pay for freelance ibm mainframe assembler in the United States is $53.38, according to ZipRecruiter salary data. Most workers in this role earn between $47.12 and $60.58 per hour, depending on experience, location, and employer.

What is the difference between Freelance Ibm Mainframe Assembler vs Freelance Cobol Developer?

AspectFreelance Ibm Mainframe AssemblerFreelance Cobol Developer
Required CredentialsAssembler certifications, mainframe experienceCobol certifications, mainframe experience
Work EnvironmentMainframe systems, legacy environmentsMainframe systems, legacy environments
Industry UsageFinancial, government, insuranceFinancial, government, insurance
Common Search/ComparisonYesYes

Both roles involve working on mainframe systems in similar industries, requiring specialized skills and certifications. The main difference lies in the programming languages used: Assembler focuses on low-level coding for hardware interaction, while Cobol developers work on business logic and data processing. Freelance Ibm Mainframe Assembler professionals typically handle performance-critical tasks, whereas Cobol developers often maintain and update legacy applications.

More about Freelance Ibm Mainframe Assembler jobs

What cities are hiring for Freelance Ibm Mainframe Assembler jobs?

Cities with the most Freelance Ibm Mainframe Assembler job openings:

What are the most commonly searched types of Ibm Mainframe Assembler jobs?

The most popular types of Ibm Mainframe Assembler jobs are:

What states have the most Freelance Ibm Mainframe Assembler jobs?

States with the most job openings for Freelance Ibm Mainframe Assembler jobs include:

What job categories do people searching Freelance Ibm Mainframe Assembler jobs look for?

The top searched job categories for Freelance Ibm Mainframe Assembler jobs are:

Infographic showing various Freelance Ibm Mainframe Assembler job openings in the United States as of August 2026, with employment types broken down into 63% Full Time, 2% Temporary, and 35% Contract. Highlights an 76% In-person, 2% Hybrid, and 22% Remote job distribution, with an average salary of $111,026 per year, or $53.4 per hour.

Mainframe Assembler Developer

UniQtal Solutions LLC

Charlotte, TX

$43 - $55.25/hr

Contractor

Posted 6 days ago


Job description

Role: Mainframe Assembler Developer

Location: Addison, TX or Charlotte, NC- Hybrid

Employment type: W2 only

Duration: Long-term contract

Interview : Video + In-person

 

 

Required Qualifications

• 8+ years of experience in IBM Mainframe application development and production support

Strong hands-on expertise in:

• Assembler (HLASM) programming

• JCL development and troubleshooting

• GDGs and batch processing

• Proven experience with:

• Connect: Direct (NDM)

• ISPW (or equivalent change management tools)

• CA7 scheduling

• TSO / ISPF environment

• GitHub CoPilot