Performance Engineer/Tester

Performance Engineer/Tester#25-26099

Kansas City, MO

25% Remote

Contract

Starts 1/01/2026

Ends 1/01/2027

Job Description

Genesis10 is currently seeking a Performance Engineer/Tester for a 12-month contract with our financial client in Kansas City, MO.

5 days per month of remote work flexibility.

Compensation: $65 - $70 per hour (W2), depending on skill and experience level.

Summary:

Our financial services client delivers aprehensive suite of payment solutions to institutions nationwide. With integrated teams across operations, technology, product, enterprise services, and instant payments, they are driving a strategic vision focused on agility, innovation, resilience, and customer experience.

They seek leaders who embody intellectual curiosity, accountability, adaptability, and a collaborative mindset. You'll be part of a culture that values experimentation, inclusivity, and continuous improvementwhile helping to shape the future of U.S. payments.

What You'll Do:

In this senior-level role, you will lead full lifecycle performance testing acrossplex, large-scale payment platforms.

Your responsibilities include:

Executing end-to-end performance testing: requirements analysis, planning, scripting, execution, evaluation, and reporting

Assessingmunication protocols and selecting appropriate scripting approaches

Leveraging advanced programming skills (Python, Java, JavaScript, Visual Basic, Linuxmand languages, etc.)

Collaborating with product, engineering, architecture, infrastructure, and implementation teams to define performance success criteria

Designing and executing load, stress, volume, failover, and scalability tests

Coordinating test activities across multiple dependent teams

Integrating security requirements and performing related manual validations

Monitoring server utilization and evaluating system behavior throughout tests

Reviewing code, maintaining performance test scenarios, and managing test data

Analyzing production logs to model peak/target loads

Uploading performance artifacts to Subversion or other tools as needed

Partnering with configuration management to schedule automated performance tests

Maintaining scripts and integrating API performance testing into CI pipelines

Collecting and correlating front-end and back-end performance metrics to produceprehensive reports

Supporting performance testing tools and participating in Agile ceremonies

Troubleshooting bottlenecks and resolving performance-related issues

Keeping current with emerging performance engineering technologies and adapting them into workflows

Using Jenkins and other automation tools to align performance scenarios with CI/CD processes

Qualifications:

Must be a US citizen or a Green Card holder/Permanent Resident with at least 3 years of residency.

8+ years of performance testing experience, including 3+ years supporting large-scale environments

6+ years of experience with performance testing methodologies, tools, and scripting

Hands on scripting experience using LoadRunner and JMeter

Strong analytical skills for diagnosing and improving system performance

End-to-end experience with load, stress, spike, scalability, and volume testing

Strong skills in load generation, bottleneck analysis, modeling tools, and statistical analysis

Experience with Dynatrace, Splunk, and other monitoring platforms

Ability to analyze performance results and create clear, actionable reports

Proficiency with IntelliJ/Eclipse and Git/Subversion

Experience generating performance metrics and dashboards

Desired Skills/Experience

Bachelor's degree in Computer Science, Information Systems, or equivalent.

Experience developing performance scripts for MQ, Java Cloud, and AWS applications

Understanding of advanced Java concepts such as threading, exceptions, I/O, and memory management

Experience with payment applications and message queues (major pluses)

If you have the qualifications described and are interested in this exciting opportunity, today!

Ranked a Top Staffing Firm in the U.S. by Staffing Industry Analysts for six consecutive years, Genesis10 puts thousands of consultants and employees to work across the United States every year in contract, contract-for-hire, and permanent placement roles. With more than 300 active clients, Genesis10 provides access to many of the Fortune 100 firms and a variety of mid-market organizations across the full spectrum of industry verticals.

For contract roles, Genesis10 offers the benefits listed below. If this is a permanent placement opportunity, our recruiter can discuss the unique benefits offered by that particular client with you.

Benefits of Working with Genesis10:

Access to hundreds of clients, most of whom have been working with Genesis10 for 5-20+ years.

The opportunity to have a career with Genesis10; many of our consultants have been working exclusively with Genesis10 for years.

Access to an experienced, caring recruiting team (more than 7 years of experience, on average).

Behavioral Health Platform

Medical, Dental, Vision

Health Savings Account

Voluntary Hospital Indemnity (Critical Illness & Accident)

Voluntary Term Life Insurance

401K

Sick Pay (for applicable states/municipalities)

Commuter Benefits (Dallas, NYC, SF)

Remote opportunities available

For multiple years, Genesis10 has been recognized as a top staffing firm in the U.S., as well as a bestpany for work-life balance, career growth, diversity, and leadership, among other distinctions. To learn more or explore our available career opportunities, please visit us at genesis10.

Genesis10 is an Equal Opportunity Employer. Candidates will receive consideration without regard to their race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran.

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