Senior Automation Tester specialized in Data Analysis (ETL / DWH)

Location:  Gdansk, Poland (50% remote).

Schedule: 1 FTE (40 hours per week)

Contract: Contract by May 26th 2026, with a high possibility of extension.

Salary: Up to 20 EUR/h.

We are Baltic Assist, an outsourcing company, specializing in innovative remote career solutions. We provide exciting opportunities on a global level fostering long-term cooperation between top talent and our partners. By cultivating a desirable environment, our people are empowered to excel and engage with a community of diverse professionals. With a commitment to efficiency and innovation, Baltic Assist aims to be the go-to choice for seeking rewarding careers.

What you'll be doing

We’re currently looking for a Senior Automation Tester to join our team and ensure the quality and reliability of large-scale data solutions in a financial services environment.

You’ll play a key role in designing and executing automated tests for ETL processes, data warehouses, and data migration projects. This role suits someone with a strong background in test automation and data validation, excellent problem-solving skills, and the ability to collaborate closely with both IT and business stakeholders to ensure accurate and trusted data delivery.

How you’ll spend your day

• Review new ETL and data warehouse requirements with the IT and business teams.
• Design, plan, and update automated test cases for ETL processes and data pipelines.
• Execute automated tests and monitor results to ensure data quality and integrity.
• Investigate and troubleshoot data discrepancies or failures in ETL jobs.
• Collaborate with developers and data engineers to resolve issues and improve processes.
• Validate data migrations and transformations for accuracy and completeness.
• Maintain and enhance the test automation framework and scripts.
• Track defects, report test progress, and provide feedback to stakeholders.
• Participate in meetings to plan releases, review test coverage, and align on priorities.

You'll be successful if you have

• A minimum of 7+ years of work experience in Quality Assurance & testing process of which a minimum of 5 years of experience in test automation in Database, DW & ETL, framework experience in Banking domain (preferably Credit Risk)
• Expertise and sound knowledge in ETL/Data Ware House/Data Migration Testing & SQL Joins
• Hands on experience in Hadoop Ecosystem (HIVE and HDFS)
• Sound knowledge on Slowly Changing Dimensions (SCD)
• Expertise in Test Automation framework, preferably Robot Framework
• Expertise in Python Scripting
• Exposure in Git and using Git commands
• Hands on experience in Jenkins
• Good communication skill to enable good collaboration with IT and Business stakeholders

What we offer

• Flexible working arrangements and a hybrid work model to help you succeed in your career while balancing personal needs.
• An inspiring environment in a large organisation.
• Work in an international team, which concentrates on innovative business-facing solutions.
• An extensive training program to ensure that your skills are maintained and updated on an ongoing basis.
• Open and friendly company culture, great colleagues, company events & teambuildings.

At Baltic Assist, we believe that the strength of our team lies in the diversity of our backgrounds and perspectives. We are fully committed to promoting equal opportunities at every stage of our recruitment and selection processes. Recruitment at Baltic Assist is based solely on individual merit, qualifications, and professional competence. Our shortlisting, interviewing, and selection practices are conducted without discrimination on the grounds of gender identity or expression, sexual orientation, marital or civil partnership status, race, nationality, ethnic origin, religion or beliefs, age, veteran status, disability, medical condition, pregnancy or parental status, trade union membership, or any other protected characteristics.

By applying to this position, candidates acknowledge and consent that any information provided during the application process or available on the communication channels through which they were contacted (e.g., LinkedIn, email, or other professional platforms) may be collected, stored, and processed by Baltic Assist solely for recruitment purposes.

Baltic Assist is committed to protecting your personal data in compliance with the General Data Protection Regulation (GDPR). All information collected during the recruitment process will be handled securely and used exclusively for recruitment purposes. Your data will not be shared with unauthorized parties, and it will be retained only as long as necessary for the recruitment process or as required by applicable laws. By applying, you consent to the processing of your personal data in accordance with our privacy policy and GDPR guidelines.