May 26, 2026

Non-Functional Testing Expert (Performance / Reliability)

Senior • Hybrid

100 - 120 PLN

Warsaw, Poland

Detailed description of work task to be carried out

To succeed in this role, we believe that you:
• Are open minded and have the ability to set the directions and goals for the team
• Demonstrates a high degree of structure, flexibility, planning and prioritization skills, and delivers in a timely manner, with focus on quality
• Have strong communication skills, and have the ability to communicate effectively across all levels in the organization
• Are familiar with working in a complex environment with multiple streams cross business units, with people and vendor diversity
• Have a proactive, Self-driven , innovative and solution driven mindset. Are eager to learn and comfortable with delivering a variety of tasks in an evolving and changing environment
• Have experience in non-functional testing and analysis (performance and/or reliability testing), as well as troubleshooting and optimization of enterprise solutions
• Experienced in working distributed delivery teams

What you will be doing:
• Working in SAFe Teams
• Gather and review Non-Functional requirements with relevant stakeholders
• Create release test strategy, plans based on non-functional requirements , Risk analysis , driving non-functional testing for release
• Creating, reviewing performance test case, test scripts and peer review of scripts and test cases
• Design and execute performance, reliability, resilience tests
• Identify performance issues and drive tuning activities with relevant technology experts
• Defect prioritization , drive defect fixing with relevant teams
• Collaborating with external team for test planning, execution and driving changes
• Non-Functional test reports creation and walkthrough with stakeholders
• Support monitoring setup for production by verifying monitoring in lower environments
• Reviewing, prioritizing Non-functional testing activities, tracking deliverables, status reporting
• Reviewing existing practices and actively driving improvements
• Incorporating Non-Functional testing activities to CI/CD

 

Must-have knowledge and experience

Experience and background:
• Bachelor in Computer Science, Information Systems or related discipline, or equivalent work experience
• At least 7+ years of experience in the testing discipline , minimum 5+ years of experience in Non-Functional testing
• Experience in development an advantage
• Experience in Banking domain and Payments preferrable
• Experience working on Linux/Unix and Cloud environment preferrable
• Experience working with Mainframe systems an advantage
• Ability to manage & execute Non Functional testing in complex large scale program, accustomed to work with distributed teams
• Ability to work independently
• Experience in defining common processes and roll out of the same
• Strong Performance testing and engineering experience in LoadRunner or JMeter, Gatling or other performance testing tools
• Experience in working Agile team, knowledgeable in SAFe methodology , Experience in CI/CD preferrable
• Demonstrate knowledge in Jira( obligate), Qtest (an advantage)
• Knowledge of database query tools and ability write and run SQL queries, Analyzing AWR reports
• Experience with source control, build and deployment tools such as Subversion, Jenkins, Maven, Git etc.
• Familiarity with web services standards and related technologies (XML, SOAP, JSON, etc.)
• Fluent in English, spoken and written

 

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