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Offer summary
(Summary generated by AI based on the full job description)
The project focuses on ensuring high quality and performance of solutions for international clients by designing and executing automated performance tests. Required skills include Java, JMeter, Selenium WebDriver, Rest-Assured, Maven, Jenkins, Git, and experience in non-functional testing and automation for web and REST-based solutions. Responsibilities include test creation and analysis, collaboration with Scrum teams, test data management, and automation framework enhancement. The offer provides benefits such as private healthcare and training opportunities.
from: 23 July 2026
to: 22 August 2026
salary not specifiedB2B contract (full-time)
salary not specifiedcontract of employment
Offer parameters
level:mid • senior
working mode:hybrid • full office
Gdańsk, Oliwa
Requirements
Expected technologies
Java
Apache JMeter
REST
Maven
Jenkins
Optional technologies
Selenium
SQL
Our 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
Your responsibilities
- 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
About the project
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.
This is how we work on a project
- BDD
- Continuous Deployment
- Continuous Integration
What we offer
- Great Place to Work since 2015 - it’s thanks to feedback from our workers that we get this special title and constantly implement new ideas
- Employment stability - revenue of PLN 2.1BN, no debts, since 2006 on the market
- We share the profit with Workers - over PLN 76M has already been allocated for this aim since 2022
- Attractive benefits package - private healthcare, benefits cafeteria platform, car discounts and more
- Comfortable workplace – class A offices or remote work
- Dozens of fascinating projects for prestigious brands from all over the world – you can change them thanks to Job Changer application
- PLN 1 000 000 per year for your ideas - with this amount, we support the passions and voluntary actions of our workers
- Investment in your growth – meetups, webinars, training platform and technology blog – you choose
- Fantastic atmosphere created by all Sii Power People
Recruitment stages
- 1.Send your CV
- 2.Talk to us about your expectations
- 3.Learn more about our projects and choose the best
- 4.Start your adventure with Sii!
Sii Sp. z o.o.
Sii is the leading technology consulting, digital transformation, engineering, and business services vendor in Poland. We already employ more than 7 300 professionals and implement projects in a variety of industries for clients from many countries around the world. The Great Place to Work title, won 10 times in a row, proves that at Sii, we create a friendly work environment.
Sii ensures that all employment-related decisions are made solely on the basis of qualifications and competencies. We are committed to equal treatment of all individuals, regardless of any protected characteristics, and promoting a diverse and inclusive work environment.
This is how we work
Performance Test Automation Engineer (f/m/x)
I apply to:
Sii Sp. z o.o.
Gdańsk, Oliwa
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