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Temporary Mainframe Tester Jobs (NOW HIRING)

USM is recognized as one of the fastest growing IT Temporary Staffing firms in the US and most ... User acceptance testing and application verification to meet SLA/RPO/RTO objectives. Operational ...

Account Clerk

Fairfield, CA · On-site

$4.3K/mo

Incumbents may provide guidance to student assistants and temporary personnel. Account Clerks ... Participate in software conversions, including testing and technical problem solving; identify ...

New

Experience with integrating systems on different technologies using webmethods, including mainframe ... testing tools, including Microsoft tools such as word, excel, PowerPoint, project. Proven track ...

... back-end/interface testing (Unix and Mainframe experience is highly preferred). • Hands-on ... For temporary assignments lasting 13 weeks or longer, AllSTEM Connections is pleased to offer major ...

Project Manager

Charlotte, NC · Hybrid

$55 - $65/hr

... the legacy Hogan mainframe environment and into a modern SaaS platform called Zafin. The team ... Ensure transparency and alignment by synchronizing technical delivery, SDLC activities, testing ...

Project Manager

Charlotte, NC · Hybrid

$55 - $65/hr

... the legacy Hogan mainframe environment and into a modern SaaS platform called Zafin. The team ... Ensure transparency and alignment by synchronizing technical delivery, SDLC activities, testing ...

Regular or Temporary: Regular Language Fluency: English (Required) Work Shift: 1st shift (United ... The work spans design, testing, automation, detection engineering, and operational support across ...

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Temporary Mainframe Tester information

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$10

$56

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How much do temporary mainframe tester jobs pay per hour?

As of Jul 20, 2026, the average hourly pay for temporary mainframe tester in the United States is $56.11, according to ZipRecruiter salary data. Most workers in this role earn between $50.72 and $60.58 per hour, depending on experience, location, and employer.
What are the most commonly searched types of Mainframe Tester jobs? The most popular types of Mainframe Tester jobs are:
Software Development Engineer in Test (Hybrid role)

Software Development Engineer in Test (Hybrid role)

Keybank

Brooklyn, OH • Hybrid

$71K - $125K/yr

Full-time

Posted 12 days ago


KeyBank rating

8.4

Company rating: 8.4 out of 10

Based on 96 frontline employees who took The Breakroom Quiz

34th of 149 rated banks


Job description

Location:

4910 Tiedeman Road, Brooklyn Ohio

This is a hybrid role based in 4910 Tiedeman rd. office or 4224, Ridge Lea office.

Job Summary
We are seeking a Test Data Management Engineer to support testing teams by fulfilling data mining requests, provisioning and maintaining test data, and building automated solutions that improve speed, accuracy, and repeatability. This role requires strong technical skills in SQL and API testing, with experience supporting complex test environments. Exposure to mainframe systems, and hands-on automation experience is a strong plus.


Key Responsibilities

  • Complete data mining requests to identify, extract, and validate test data needed by project teams.
  • Support teams by creating, provisioning, refreshing, and maintaining test data across environments.
  • Build and enhance automated solutions to streamline test data setup, delivery, and reuse.
  • Write and troubleshoot SQL queries for data analysis, validation, and issue resolution.
  • Perform API testing and support validation of services that create, update, or consume test data.
  • Partner with testers, developers, and stakeholders to understand data needs and deliver solutions.
  • Support root cause analysis and resolution of data issues impacting delivery timelines.
  • Identify different use cases for test data automation.
  • Document processes, reusable solutions, and best practices related to test data management.


Required Qualifications

  • Experience supporting test data needs for QA testing teams.
  • Strong SQL skills for data extraction, validation, and troubleshooting.
  • Experience working with databases such as Oracle, DB2, Postgres, Big Query, SQL Server etc.
  • Hands-on experience with API testing using tools such as Postman, SoapUI, or similar solutions.
  • Ability to work across multiple test environments and manage competing data requests.
  • Strong problem-solving, communication, and collaboration skills.
  • Exposure to mainframe applications, data structures, or testing processes.


Preferred Qualifications

  • Experience with automation frameworks or scripting used to support test data creation & validation.
  • Familiarity with industry-standard Test Data Management tools.
  • Experience working in regulated or large enterprise environments with complex data dependencies.
  • Understanding of data masking, data virtualization, data sub-setting & synthetic data creation.
  • Experience in Unix/Linux command-line operations with exposure to Docker and containerized environments.


Education

  • Bachelor's Degree in computer science or related field (preferred)
  • OR equivalent experience (required)


Work Experience

  • 3+ years of experience in software development, test automation, test data management (required)
  • Demonstrated ability to work across the stack and contribute to quality assurance efforts in Agile environments (required)


Core Competencies

  • All KeyBank employees are expected to demonstrate Key's Values and abide by Key's Code of Conduct.


Physical Demands

  • General Office - Prolonged sitting, ability to communicate face to face in person or on the phone with teammates and clients, frequent use of PC/laptop, occasional lifting/pushing/pulling of backpacks, computer bags up to 10 lbs.


Work Location Category

  • Hybrid (2+ days)

"This position is not eligible for employment visa sponsorship. Candidates must be legally authorized to work in the United States and cannot require sponsorship now or in the future, including individuals on temporary work authorization such as CPT or OPT.

COMPENSATION AND BENEFITS

This position is eligible to earn a base salary in the range of $71,000.00 - $125,000.00 annually. Placement within the pay range may differ based upon various factors, including but not limited to skills, experience and geographic location. Compensation for this role also includes eligibility for incentive compensation which may include production, commission, and/or discretionary incentives.

Please click here for a list of benefits for which this position is eligible.

Key has implemented an approach to employee workspaces which prioritizes in-office presence, while providing flexible options in circumstances where roles can be performed effectively in a mobile environment.

Job Posting Expiration Date: 07/31/2026 KeyCorp is an Equal Opportunity Employer committed to sustaining an inclusive culture. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, genetic information, pregnancy, disability, veteran status or any other characteristic protected by law.

Qualified individuals with disabilities or disabled veterans who are unable or limited in their ability to apply on this site may request reasonable accommodations by emailing HR_Compliance@keybank.com.

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KeyBank logo

About KeyBank

Sourced by ZipRecruiter

Key is one of the nation's largest bank-based financial services companies. Key provides deposit, lending, cash management, insurance, and investment services to individuals and businesses in 15 states under the name KeyBank National Association through a network of more than 1,200 branches and more than 1,500 ATMs. Key also provides a broad range of sophisticated corporate and investment banking products, such as merger and acquisition advice, public and private debt and equity, syndications, and derivatives to middle market companies in selected industries throughout the United States under the KeyBanc Capital Markets trade name.

Industry

Banking and credit intermediation

Company size

10,000+ Employees

Headquarters location

Cleveland, OH, US

Year founded

1849