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Sii Poland • Gdańsk, Pomeranian Voivodeship, Poland
Role & seniority: Performance Test Automation Engineer; mid-to-senior level
Stack/tools: Java; web and REST test automation; JMeter; Maven; Selenium WebDriver; Rest-Assured; Postman; CI/CD (Jenkins, Bamboo); Git; SQL; XML/CSV/JSON data handling; ISTQB Foundation; optional: BDD/Gherkin
Design and implement automated performance and non-functional test scripts; analyze results and defects; update tests as needed
Review requirements and technical designs from a testing perspective; collaborate with agile Scrum teams to ensure high-quality deliveries
Prepare and manage test data, report/debug defects, and drive continuous improvement of the test automation framework
Proven software development experience; 4+ years hands-on test automation for web/REST
Strong non-functional/performance testing expertise; practical JMeter experience
Proficiency with Maven, Selenium WebDriver, Rest-Assured, Postman; CI/CD tools (Jenkins, Bamboo); Git
ISTQB Foundation-level knowledge; SQL basics; data manipulation (XML/CSV/JSON)
Fluent Polish; residing in Poland
Familiarity with BDD and Gherkin
Location & work type: Poland-based; candidate must reside in Poland; (work type not explicitly stated)
We are looking for a Performance Test Automation Engineer to join our team and support projects for international clients. You will be responsible for ensuring high quality and performance of delivered solutions by designing and executing automated non-functional tests and actively cooperating with agile delivery teams.
Your tasks
Design and implementation of automated performance and non-functional test scripts Analysis of test results and identification of defects, including test script updates Review and comment on requirements and technical designs from a testing perspective Active collaboration with agile Scrum teams to ensure high-quality deliveries Preparation, gathering and management of test data with an understanding of dependencies Report, debug, and verification of defects Recommendation of appropriate actions based on test outcomes Identification and resolution of daily impediments, including risk mitigation Continuous improvement and extension of the existing test automation framework
Requirements
Proven experience in software development and proficiency in Java At least 4 years of hands-on experience in test automation, including web and REST-based solutions Strong expertise in non-functional testing, especially performance testing Practical experience with JMeter Knowledge of test automation tools and frameworks (e.g., Maven, Selenium WebDriver, Rest-Assured, Postman) Experience with CI/CD tools (e.g., Jenkins, Bamboo) Proficiency in version control systems (Git) General testing knowledge aligned with ISTQB Foundation Level Basic experience in SQL query preparation Skills in data manipulation using various formats (XML, CSV, JSON) Familiarity with the BDD approach and Gherkin is an additional asset Fluent Polish required Residing in Poland required
Job no. 260211-6W4W5
Sii ensures that all hiring decisions are made solely on the basis of qualifications and competence. We are committed to equal and fair treatment of all, regardless of legally protected characteristics. At Sii, we promote a diverse and inclusive work environment, in full compliance with applicable anti-discrimination laws.
Benefits For You
Great Place to Work
Solid financial situation
Contracts with the biggest brands
Centre of internal trainings
Many experts you can learn from
Open and accessible management team
Profit sharing
Passion Sponsorship program
Regular integration events and trips
Comfortable and well-equipped offices
MySii app
Medical care