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Performance Tester Jobs in Redmond, WA (NOW HIRING)

ClifyX

Performance Tester

Seattle, WA · On-site

Job Summary : ClifyX is seeking a Performance Tester for their account with T-Mobile. The role requires expertise in performance testing tools such as Performance Center and Stormrunner.

Paradigminfotech

Performance Tester

Bellevue, WA

Extensive experience on Mobile Performance testing Experience with scripting and testing multiple complex protocols (ex: Citrix, Flex, QTP etc) .Ability to understand and translate test requirements ...

Paradigminfotech

Performance test lead

Bellevue, WA · On-site

Belleview, WA Permanent position 7+ years minimum technical testing experience with HP Performance Center, HP LoadRunner, HP QuickTest Pro with at least 3 years of hands on experience with ...

Intellyk Inc.

4G/5G Services Tester

Redmond, WA · On-site

Intellyk Inc. is a company in the telecommunications and tech sector, seeking a 4G/5G Services Tester. The primary responsibilities include executing manual and automated test cases, coordinating ...

Paradigminfotech

SAP Performance testing

Bellevue, WA · On-site

Extensive experience on SAP Performance testing Having SAP Development experince is an added advantage Experience with scripting and testing multiple complex protocols (ex: Citrix, Flex, QTP etc)

ClifyX

performance engineer

Seattle, WA · On-site

The role involves performance testing and requires expertise in Jmeter with API testing and performance testing. Responsibilities : • Performance testing need @ Seattle, WA for Starbucks/Infosys ...

ClifyX

Performance Test Engineer

Seattle, WA · On-site

The role involves expertise in performance testing of APIs and collaboration with development teams, particularly in the retail domain. Responsibilities : • Expertise in Performance testing of APIs ...

Paradigminfotech

Performance Lead

Bellevue, WA · On-site

Extensive experience on Mobile Performance testing Experience with scripting and testing multiple complex protocols (ex: Citrix, Flex, QTP etc) .Ability to understand and translate test requirements ...

Programmers.io

Neoload + SAP Testing

Redmond, WA · On-site

Develop performance improvement plan, based on business objectives * Assess business challenges and ... Suggest new tools to improve testing efficiency & cost effectiveness * Good in creating Test Scope ...

USM

Senior Performance Engineer in Test

Seattle, WA · On-site

... testing/execution Strong aptitude towards performance investigation, troubleshooting, sharing reports/insights Experience as consultant or working in a client-facing role Experience in VSTS / C# ...

CoreWeave

HPC Performance Engineer

Seattle, WA · On-site +1

$165K - $242K/yr

Develop and maintain performance regression analysis testing automation * Design and maintain performance regression test pipelines for HPC workloads * Debug and Tune fabric-level performance to ...

CoreWeave

HPC Performance Engineer

Bellevue, WA · Remote

Develop and maintain performance regression analysis testing automation * Design and maintain performance regression test pipelines for HPC workloads * Debug and Tune fabric-level performance to ...

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Performance Tester information

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$12

$53

$77

How much do performance tester jobs pay per hour?

As of Sep 7, 2026, the average hourly pay for performance tester in Redmond, WA is $53.25, according to ZipRecruiter salary data. Most workers in this role earn between $42.02 and $62.74 per hour, depending on experience, location, and employer.

What is a performance tester?

Performance Testers are IT professionals who evaluate the speed, responsiveness, and stability of computer systems, software applications, or networks under a particular workload. Their main role is to ensure that products meet defined performance criteria before they are released, identifying bottlenecks and recommending improvements. Performance Testers use specialized testing tools to simulate various user loads and analyze how a system behaves under stress. This helps organizations deliver reliable and efficient software that performs well under expected and peak usage conditions.

What are the key skills and qualifications needed to thrive as a performance tester?

To thrive as a Performance Tester, you need a solid grasp of software testing principles, scripting, and analysis, typically supported by a background in computer science or related fields. Familiarity with performance testing tools like JMeter, LoadRunner, and monitoring systems, as well as relevant certifications such as ISTQB, is highly valuable. Strong analytical thinking, attention to detail, and effective communication ensure thorough test execution and clear reporting of performance issues. These skills are crucial for identifying and resolving system bottlenecks, ensuring reliable software performance under varying loads.

What are some common challenges faced by performance testers during large-scale application testing?

Performance Testers often encounter challenges such as accurately simulating real-world user loads, identifying bottlenecks in complex environments, and managing test environments that closely mirror production. Coordinating with development, DevOps, and business teams is essential to ensure that test scenarios reflect actual usage patterns. Additionally, interpreting test results to provide actionable insights requires a strong understanding of both the application architecture and underlying infrastructure.

What is the difference between Performance Tester vs QA Tester?

AspectPerformance TesterQA Tester
CertificationsISTQB, LoadRunner, JMeter certificationsISTQB, ISTQB Foundation, or ISTQB Agile certifications
Work EnvironmentFocus on testing system performance, load, and scalabilityFocus on overall software quality, functionality, and bug detection
Industry UsageCommon in software development, IT, and tech companiesWidespread across various industries including tech, finance, healthcare

Performance Testers specialize in evaluating system performance under load, while QA Testers focus on overall software quality and bug detection. Both roles are essential in ensuring software reliability, but Performance Testers concentrate on speed, scalability, and stability, whereas QA Testers ensure the product meets quality standards across all aspects.

How much do performance testers make in the US?

Performance testers in the US typically earn between $70,000 and $120,000 annually, depending on experience, location, and certifications. Entry-level roles may start around $60,000, while senior positions with specialized skills can exceed $130,000.

What does a performance tester do?

A performance tester evaluates software applications to ensure they meet speed, stability, and scalability requirements. They design and execute tests using tools like JMeter or LoadRunner, analyze results, and identify bottlenecks to improve system performance. Strong analytical skills and knowledge of testing methodologies are essential for this role.
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Performance Tester jobs near you
Infographic showing various Performance Tester job openings in Redmond, WA as of August 2026, with employment types broken down into 87% Full Time, 10% Part Time, and 3% Contract. Highlights an 82% Physical, 2% Hybrid, and 16% Remote job distribution, with an average salary of $110,751 per year, or $53.2 per hour.

Performance Tester

ClifyX

Seattle, WA • On-site

Full-time

Re-posted 4 days ago

Job description

Job Summary:
ClifyX is seeking a Performance Tester for their account with T-Mobile. The role requires expertise in performance testing tools such as Performance Center and Stormrunner.
Qualifications:
Required:
• Performance center
• Stormrunner
• 6+ yrs of exp in the tools
Company:
ClifyX provides innovative business solutions which satisfy requirements for mission-critical reliability, scalability, interoperations. Founded in 1998, the company is headquartered in South Plainfield, USA, with a team of 501-1000 employees. The company is currently Late Stage.
ClifyX logo

About ClifyX

Sourced by ZipRecruiter

ClifyX is a well-established player in the IT Services sector that specializes in providing result-oriented technological solutions to a wide range of industrial verticals. Based in South Plainfield, New Jersey, ClifyX offers a comprehensive selection of IT services that include project staffing, application development, professional consulting, and other IT-based solutions. While the company's website, clifyx.com, does not divulge the exact founding date, it is clear that ClifyX has grown into a renowned name within their domain, thanks to their unwavering commitment to innovative practices. The company's mission statement revolves around harnessing the power of technology to assist their clientele in steering their respective businesses towards success.

Industry

Recruiting and staffing services

Company size

51 - 200 Employees

Headquarters location

South Plainfield, NJ, US

Year founded

1998

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