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Offer summary
(Summary generated by AI based on the full job description)
The project serves a public education organization in Poland. Required technologies include Apache JMeter, performance testing of web apps and Windows services, and experience with .NET and Microsoft SQL Server. Responsibilities cover defining performance strategy and workload models, maintaining the testing framework, creating and executing scripts, comparing results to real traffic, running PROD tests in maintenance windows and designing distributed load generation environments (on‑prem and Azure). Additional tasks include analyzing application, database and infrastructure metrics, managing test data and coordinating with infrastructure teams. Requires at least 6 years of experience and fluent Polish. Benefits: sports cost sharing, private medical care.
from: 18 September 2026
to: 18 October 2026
salary not specifiedB2B contract (full-time)
Salary details
basic salary
Offer parameters
level:senior
working mode:remote
location:Warszawa, Masovian
Warszawa, Masovian
Requirements
Expected technologies
Apache JMeter
.NET
Microsoft SQL Server
SQL
Windows Server
Azure DevOps
Jira
Optional technologies
Azure Portal
Grafana
Dynatrace
cmd
Bash
PowerShell
Postman
SoapUI
Our requirements
- Fluent Polish
- Experience in requirement analysis, test case design and test execution
- At least 6 years of hands-on performance testing experience
- Strong hands-on experience with Apache JMeter — maintaining, extending and executing performance test scripts
- Experience testing monolithic web applications built on .NET and Microsoft SQL Server, including Windows Services
- Practical knowledge of:
- Microsoft SQL Server and SQL scripting
- Windows and Windows Services
- Infrastructure monitoring tools (Azure Portal, Grafana, Dynatrace or equivalent)
- Shell commands (cmd, bash or PowerShell)
- API testing tools (Postman, SoapUI or equivalent)
- Web browser dev tools for performance analysis
- Defect management tools (Azure DevOps, Jira)
- Knowledge of Playwright or another UI-level performance testing tool is a strong plus
Your responsibilities
- Define the performance testing strategy — objectives, workload models, test scenarios, entry/exit criteria and acceptance thresholds
- Set up and maintain the performance testing framework for web applications, web services and supporting Windows Services
- Create and execute performance test scripts, analyzing and comparing them against real browser/application traffic (connection handling, session management)
- Design realistic workload models and recommend innovative performance testing approaches
- Run tests on the PROD environment within agreed maintenance windows, and analyze the results
- Design, configure and troubleshoot distributed load-generation environments across on-premises machines and Azure virtual machines, considering capacity, connectivity and security
- Manage test data and test environments, working with infrastructure teams to prepare and validate PREPROD/PROD environments hosted in external data centers
- Analyze application, database and infrastructure performance metrics, identify bottlenecks and prepare actionable recommendations
About the project
End client: Polish public sector organization in the education field
Location: Poland – remote
Start date: ASAP
This is how we organize our work
This is how we work
at the client's site
Benefits
- sharing the costs of sports activities
- private medical care
Recruitment stages
- 1.Rozmowa z rekruterem ok. 15 min
- 2.Spotkanie rekrutacyjne z klientem ok. 60 min
IT CONNECT Sp. z o.o. Sp. k.
ITConnect – Twój partner w świecie nowoczesnych kadr.
Jesteśmy polską firmą z blisko 20-letnim doświadczeniem na rynku. Nasza historia zaczęła się w 2007 roku, a dziś, dzięki dynamicznej transformacji, wspieramy nie tylko sektor IT, ale również branże takie jak inżynieryjna, budowlana, telekomunikacyjna oraz wiele innych.
W ITC wierzymy, że technologia nas łączy, ale to relacje nas budują.
Nie jesteśmy zwykłym dostawcą usług – przejmujemy operacyjne wyzwania rekrutacyjne, aby nasi klienci mogli w pełni skupić się na swojej strategii i rozwoju.
Co nas wyróżnia?
Szukasz specjalistów do swojego zespołu lub nowej ścieżki zawodowej?
Skontaktuj się z nami i sprawdźmy, co możemy wspólnie zbudować!
Senior Performance Tester
I apply to:
IT CONNECT Sp. z o.o. Sp. k.
Warszawa, Masovian
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