Test Data Engineer / Test Data Specialist
ID: 7811
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Specialization Test Automation Engineer
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Experience Expert
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Location Warszawa
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Working mode Hybrid
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Salary B2B: 700 – 800 PLN/day

Salary: 100-130 PLN/H on B2B
Work model: hybrid from Gdynia / Gdańsk / Warszawa (2/3 days per week from the office)
Why choose this offer?
- You can expect a flexible work organization
- The international work environment will give you the opportunity to interact with the English language on a daily basis
- Scandinavian organizational culture will provide you with work-life balance, you will gain time for additional training (financed by Jit)
- The Jit community will bring you a nice time during regular integration meetings
Project
Responsibilities you’ll have
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Design, build and maintain reusable test data assets
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Develop automated test data provisioning solutions
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Create self-service mechanisms enabling teams to access test data on demand
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Implement and maintain data masking and anonymization processes
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Ensure compliance with GDPR and internal data governance requirements
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Create and maintain synthetic test datasets for various testing scenarios
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Generate data for edge cases, negative tests and business-realistic scenarios
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Provision, refresh and clone datasets across non-production environments
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Support multiple teams performing parallel testing activities
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Integrate test data solutions with test automation frameworks
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Enable CI/CD-driven test data provisioning and automated regression testing
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Monitor test data availability, usability and quality
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Troubleshoot and resolve test data related issues and defects
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Maintain documentation, standards and data dependency mappings
Expected competences and knowledge
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8+ years of experience in Test Data Management, Test Automation or related areas
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Strong knowledge of SQL and relational databases
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Experience working with mainframe environments
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Hands-on experience with: Test data generation, Data masking and anonymization, Data cloning, Data subsetting, Data extraction and transformation, Test Data Management solutions
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Experience supporting: Automated testing, Integration testing, End-to-End testing
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Scripting skills in Python, PowerShell, Java or similar technologies
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Understanding of CI/CD processes and DevOps practices
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Experience working in Agile delivery environments
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English proficiency at B2 level or higher
Technologies you’ll work with
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SQL
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Relational Databases
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Python
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PowerShell
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Java
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CI/CD Pipelines
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DevOps Tooling
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Synthetic Data Generation Tools
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Test Automation Frameworks
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Mainframe Technologies
Client – why choose this particular client from the Jit portfolio?
Jit Team has had an over-decade-long relationship with the leading financial group in the Nordic countries, and we are privileged to be our client’s premier partner in Poland. At present, over 200 Jit personnel are engaged in the completion of more than 60 projects for this Norwegian major provider of financial services with a global presence and a strong focus on modern technology. Our customer’s work atmosphere is epitomized by the Scandinavian culture, which is conducive to people who place emphasis on work-life balance and feedback culture. Furthermore, all projects are executed in international teams, giving constant exposure to the English language.
About Jit Team
The Human Factor of IT – it’s not just a slogan, it’s a philosophy. The foundation of Jit Team is people, which is why we prioritise you. We employ over 770 experienced experts, to whom we offer developmental projects, a wide range of benefits, and a proprietary professional development programme. Together with clients from around the world, we create innovative IT solutions delivered by highly specialised and efficient teams.
Behind our maxim are also charitable and educational activities. We support schools, universities, and educational institutions by conducting workshops, running educational projects, sponsoring events, and donating learning equipment. We offer internships that help launch careers in IT. We support water rescuers and hospitals by providing the necessary equipment. We also support numerous charitable organisations helping people in need, children, and the elderly. We are a Polish company and we share what we have achieved over more than 15 years of activity. By supporting local initiatives, we contribute to the circulation of good energy.
Here’s how we get from first “hello”
to “welcome aboard”
You’ll meet with our HR team to discuss your experience, approach to software development, and teamwork. We’ll also verify your English language proficiency as part of the conversation. Then, you’ll take part in a technical interview focused on your skills and problem-solving mindset.
If both interviews go well, we’ll match you with a project aligned with your skills and expectations. You’ll then meet the client – this is where the final project-related decision is made.
Based on feedback and your preferences, we’ll prepare an offer tailored to your experience. We’ll agree on the project, salary, type of contract, and your start date.
We start with a short phone conversation to get to know each other. We’ll talk about your experience, career goals, and motivation, while giving you a chance to learn more about Jit Team and the role.
Depending on the role, you’ll complete a short recruitment task to showcase your skills. We’ll also verify your English language proficiency as part of this stage.
Next, you’ll meet your future Team Leader at our office. We’ll discuss your experience, ways of working, and how your skills match the role, while giving you a better understanding of the team and day-to-day collaboration.
If we’re a good match, we’ll prepare an offer tailored to your experience. We’ll agree on the salary, type of contract, and your start date. Welcome to Jit Team!
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