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Mainframe Tester Jobs in Florida (NOW HIRING)

Donato Technologies, Inc

Mainframe Tester

Tampa, FL · On-site

$50 - $52/hr

Mainframe Tester Location : Tampa, FL ( need Local Profile only) Position ID: TBD Experience - 10+ RTTO - 5 Days Onsite Required Skills & Experience * 10+ years of experience in manual testing with a ...

Raas Infotek LLC

Mainframe Developer

Cape Coral, FL · On-site

$43.75 - $56.25/hr

Mainframe Developer Job Title: Senior Mainframe Developer Experience: 10+ Years Employment Type ... Perform code reviews, unit testing, and integration testing. * Troubleshoot production issues and ...

Hirekeyz Inc

Senior Mainframe Developer

Tampa, FL · On-site

Participate in code reviews , testing (unit, integration, UAT), and deployment activities * Ensure ... Mainframe utilities (SORT, IDCAMS, IEBGENER) * Debugging tools like Expeditor, Abend-AID

Monitise

Mainframe COBOL Software Engineer

Coral Springs, FL · On-site

$46.75 - $60/hr

As a Mainframe COBOL Software Engineer you will be a part of our Core Acquiring Front End ... Collaborate with test team to ensure proper testing of software changes * Peer review code changes ...

USAA

Mainframe CICS Systems Programmer Senior

Tampa, FL · On-site +1

$52 - $66.25/hr

Experience with disaster recovery planning and testing. * Mainframe Hardware: Understanding of ... mainframe hardware and architecture to optimize system performance. * IBM Certified Specialist ...

USAA

Mainframe CICS Systems Programmer Senior

Tampa, FL · On-site +1

$52 - $66.25/hr

Experience with disaster recovery planning and testing. * Mainframe Hardware: Understanding of ... mainframe hardware and architecture to optimize system performance. * IBM Certified Specialist ...

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Mainframe Tester information

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$14

$32

$52

How much do mainframe tester jobs pay per hour?

As of Aug 8, 2026, the average hourly pay for mainframe tester in Florida is $32.51, according to ZipRecruiter salary data. Most workers in this role earn between $24.95 and $39.18 per hour, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive in the mainframe tester position, and why are they important?

A Mainframe Tester needs strong analytical abilities, proficiency in mainframe environments (such as IBM z/OS), and knowledge of programming languages like COBOL, JCL, and SQL, often supported by a degree in computer science or a related field. Experience with test automation tools (e.g., IBM Rational, CA tools), debugging utilities, and relevant certifications like ISTQB can be highly beneficial. Excellent problem-solving skills, attention to detail, teamwork, and effective communication help testers excel in cross-functional teams. These skills and qualities are crucial for ensuring reliability, compliance, and performance of mission-critical mainframe systems in large organizations.

What are the typical responsibilities and daily tasks of a mainframe tester?

Mainframe Testers are primarily responsible for designing, developing, and executing test cases on mainframe applications to ensure their accuracy and performance. On a daily basis, you might review requirements, create test data, identify defects, and work closely with developers to resolve coding issues. The role often involves collaborating with business analysts and system architects to understand the application's functionality and ensure compliance with business and technical standards. Mainframe Testers frequently use specialized testing tools and may participate in both manual and automated testing cycles. This collaborative and detail-oriented environment helps ensure high-quality and reliable mainframe systems for the organization.

Are mainframe tester jobs in demand?

Mainframe tester jobs remain in demand due to the continued use of legacy mainframe systems in industries like finance and government. These roles require skills in testing mainframe applications, often involving tools like JCL, COBOL, and testing frameworks, and tend to offer stable employment opportunities.

What is a mainframe tester?

A Mainframe Tester is responsible for testing applications running on mainframe systems to ensure their functionality, reliability, and security. They create and execute test cases, validate data processing, and identify defects in mainframe applications. They work with technologies like COBOL, JCL, DB2, and CICS to test batch and online processes. Their role is critical in industries like banking, insurance, and healthcare, where mainframes handle large-scale transaction processing. The tester collaborates with developers and business analysts to ensure the applications meet business requirements.

How to be a mainframe tester?

To become a mainframe tester, you should have a strong understanding of mainframe environments, including COBOL, JCL, and DB2, along with experience in software testing and quality assurance. Familiarity with testing tools like IBM Rational or CA Test Data Manager and obtaining relevant certifications can enhance your prospects. Developing skills in scripting, debugging, and understanding legacy systems is also beneficial.
What are popular job titles related to Mainframe Tester jobs in Florida? For Mainframe Tester jobs in Florida, the most frequently searched job titles are:
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What cities in Florida are hiring for Mainframe Tester jobs? Cities in Florida with the most Mainframe Tester job openings:
Mainframe Tester jobs near you
Infographic showing various Mainframe Tester job openings in Florida as of July 2026, with employment types broken down into 94% Full Time, 4% Part Time, and 2% Contract. Highlights an 69% Physical, and 31% Remote job distribution, with an average salary of $67,623 per year, or $32.5 per hour.

Mainframe Tester

Donato Technologies, Inc

Tampa, FL • On-site

$50 - $52/hr

Contractor

Re-posted 25 days ago

Job description

Job Title: Mainframe Tester       

Location : Tampa, FL ( need Local Profile only)

Position ID: TBD

Experience – 10+

RTTO – 5 Days Onsite

Required Skills & Experience

  • 10+ years of experience in manual testing with a focus on mainframe environments.
  • Strong understanding of ISO messaging standards (ISO 8583/20022) in the payments or banking domain.
  • Hands-on experience with TSO/ISPF, JCL, DB2, VSAM, and mainframe job execution/monitoring.
  • Solid experience in test case creation, execution, and defect management.
  • Familiarity with financial transaction lifecycle and message formats.
  • Strong analytical, problem-solving, and communication skills.
Nice-to-Have Skills
  • Java programming and experience with test automation frameworks (e.g., Selenium, TestNG, JUnit).
  • Experience with CI/CD tools (e.g., Jenkins, Git).
  • Knowledge of Agile/Scrum methodologies.
  • Exposure to API testing (e.g., REST/SOAP using Postman, ReadyAPI).