Diverse CG Sp. z o.o. Sp.k.
Senior Test Data Engineer SQL, Python / PowerShell / Java Warszawa, Gdańsk, Gdynia
Senior Test Data Engineer building and maintaining reusable test data assets, synthetic datasets, data masking/anonymisation (GDPR) and self-service provisioning across non-production environments, integrated with CI/CD pipelines and automated testing. Core stack: SQL, relational and mainframe databases, scripting in Python/PowerShell/Java.
- Compensation
- Not disclosed
- Location
- Poland
- Work setup
- Not specified
- Seniority
- Senior
- Employment
- Not specified
- Experience
- 8+ years
- Category
- Data engineering
- Posted
Skills
Must have
- 8+ years of professional experience in Test Data Management, Test Automation or related areas
- Strong hands-on experience with Test Data Management solutions and automated test data provisioning
- Very good knowledge of SQL, relational databases and database concepts
- Knowledge of mainframe environments and system setups
- Experience with data extraction and transformation, test data generation, masking, cloning and subsetting
- Experience supporting automated, integration and end-to-end testing
- Scripting skills in Python, PowerShell, Java or a similar language
- Good understanding of CI/CD processes and DevOps practices
- Experience with test automation and synthetic data generation tools
- Experience working in Agile environments
- English at B2 level or higher
Nice to have
- Experience with Tricentis Tosca TDM, Curiosity Software, Delphix or Informatica TDM
- Experience with API testing
- Knowledge of Kubernetes and cloud platforms
- Experience with AI-assisted test data generation
- Experience supporting large-scale E2E customer journey testing
- Previous experience in the financial services or banking sector
Full description
As a recruitment company, DCG understands that every business is powered by experienced professionals. Our management style and partnership approach enable us to meet your needs and provide continuous support. Due to our ongoing growth and the large number of recruitment projects we undertake for our partners, we are currently looking for:
Responsibilities:
- Design, develop and maintain reusable test data assets and automated test data provisioning solutions
- Build self-service mechanisms enabling teams to access required test data on demand
- Create synthetic test datasets, including business-realistic scenarios, edge cases and negative test cases
- Implement data masking and anonymisation solutions in compliance with GDPR and internal security policies
- Perform test data extraction, transformation, cloning, subsetting, refresh and provisioning across non-production environments
- Support multiple teams and parallel testing activities with reliable and consistent test datasets
- Integrate test data generation and provisioning with test automation frameworks and CI/CD pipelines
- Support automated regression, integration and end-to-end testing
- Monitor test data availability and quality, troubleshoot data-related issues and maintain existing datasets
- Maintain documentation covering test data processes, standards, dependencies and reusable solutions
Requirements:
- 8+ years of professional experience in Test Data Management, Test Automation or related areas
- Strong hands-on experience with Test Data Management solutions and automated test data provisioning
- Very good knowledge of SQL, relational databases and database concepts
- Knowledge of mainframe environments and system setups
- Experience with data extraction and transformation, test data generation, masking, cloning and subsetting
- Experience supporting automated, integration and end-to-end testing
- Scripting skills in Python, PowerShell, Java or a similar language
- Good understanding of CI/CD processes and DevOps practices
- Experience with test automation and synthetic data generation tools
- Experience working in Agile environments
- English at B2 level or higher
Nice to have:
- Experience with Tricentis Tosca TDM, Curiosity Software, Delphix or Informatica TDM
- Experience with API testing
- Knowledge of Kubernetes and cloud platforms
- Experience with AI-assisted test data generation
- Experience supporting large-scale E2E customer journey testing
- Previous experience in the financial services or banking sector
Offer:
- Private medical care