Senior Test Data Specialist

Ework Group WARSZAWA GDYNIA GDAŃSK 2026-09-18

Must-Have Knowledge & Experience:


  • 8+ years in Test Data Management or Test Automation.
  • Strong SQL and database knowledge.
  • Knowledge of mainframe systems and set ups


Experience with:


  • Relational databases
  • Data extraction and transformation
  • Test data generation
  • Data masking
  • Data cloning
  • Data subsetting
  • Hands-on implementation of TDM solutions.
  • Experience working in Agile teams.
  • Experience supporting automated testing, integration testing and E2E testing
  • Scripting skills (Python, PowerShell, Java, or similar).
  • Understanding of CI/CD processes and DevOps practices.


Nice-to-Have Knowledge & Experience:


  • Experience with Tricentis Tosca TDM, Curiosity Software, Delphix, Informatica TDM
  • Financial services domain knowledge.
  • Synthetic data generation tools.
  • API testing experience.
  • Kubernetes and cloud platform knowledge.
  • AI-assisted test data creation.
  • Experience supporting large-scale E2E customer journey testing.

For our Client from banking industry we are looking for 🔹Senior Test Data Specialist🔹



Location: Warsaw, Gdańsk or Gdynia, 3 days a week from the office

Type of agreement: B2B contract


Home journey is the full process a customer goes through when buying a home in the Nordics. Being part of this project means that you will work in a diverse, highly international environment with ambitious people, working agile, determined to reach our common goal – to meet the unique needs of our customers.


We need Test Data Specialists/Engineers to execute the test data strategy, build automated solutions, support teams daily, and ensure test data is available on demand. The role will work closely with testers, developers, DevOps engineers, and business analysts to remove one of the largest bottlenecks in testing: obtaining and maintaining trustworthy test data.


    Ework Group - founded in 2000, listed on Nasdaq Stockholm, with around 13,000 independent professionals on assignment - we are the total talent solutions provider who partners with clients, in both the private and public sector, and professionals to create sustainable talent supply chains.
    With a focus on IT/OT, R&D, Engineering and Business Development, we deliver sustainable value through a holistic and independent approach to total talent management.
    By providing comprehensive talent solutions, combined with vast industry experience and excellence in execution, we form successful collaborations. We bridge clients and partners & professionals throughout the talent supply chain, for the benefit of individuals, organizations and society.

    We offer:

    • B2B agreement
    • Transparent working conditions with both Ework and the client
    • Current support during our cooperation
    • Possibility to work in an international environment
    • Collaborative environment in Swedish organizational culture




    ,[Test data engineering, create and maintain reusable test data assets, develop automated test data provisioning solutions, build self-service data delivery mechanisms, Data masking and compliance, implement masking and anonymization routines, ensure compliance with GDPR and internal policies, validate masked data quality and usability, Test data creation and generation, create synthetic test datasets, generate test data for edge-cases and negative tests, maintain business-realistic data combinations, Provision test data to non-production environment, referesh, clone test dataset, support parallel testing and multiple teams, Integrate test data generation into automation frameworks, enable CI/CD driven test data provisioning, support automated regression execution , Monitor data availability and quality, resovle data related defects and issues, Maintain available test data, document processess, standards and data dependencies] Requirements: SQL, Testing, SOA, Git, Jenkins, Data management, Test strategy