Key Responsibilities

Develop and execute test strategies aligned with design specifications, standards, and user requirements.

Perform ETL and database testing, data migration testing, and report validation.

Write and execute complex SQL queries for data analysis and validation.

Execute and validate queries in GCP BigQuery.

Design and execute test cases in a Big Data environment.

Analyze data and validate data quality across various data sources.

Collaborate with Agile teams to test components iteratively throughout the development lifecycle.

Required Skills

6–8 years of experience in ETL Testing, SQL, Big Data, and Python.

Hands-on experience with:

- ETL and Database Testing
- Data Migration Testing
- Report Validation

Robust knowledge of GCP BigQuery.

Experience with PySpark and/or Python.

Expert-level SQL skills, including writing and understanding complex queries.

Advanced knowledge of Big Data technologies, including:

- Hadoop
- Hive
- Impala
- HBase

Experience working in Agile project environments.

Preferred Skills

Exposure to the Property & Casualty (P&C;) Insurance domain, specifically Property and Auto Insurance.

📌 Data Tester (Big Data QE) (London)
🏢 apptoza
📍 London