Senior Data Tester

We are looking for a Senior Software / Data Tester to support a data-driven transformation initiative. The role will focus on validating data pipelines, ensuring data quality, testing reporting solutions, and contributing to test automation within a modern data environment. This is an excellent opportunity to work closely with data engineers, analysts, and business stakeholders to guarantee reliable and high-quality data products. What You Will Do Test end-to-end data pipelines and data integration processes. Perform data quality validation and reconciliation activities. Verify data accuracy, completeness, and consistency across systems. Test dashboards, reports, and business intelligence outputs. Create and execute test cases for data-centric applications. Support and expand test automation capabilities. Collaborate with data engineers, developers, and business users. Investigate, document, and track defects throughout the testing lifecycle. Leverage AI-powered tools to improve testing efficiency and coverage. Required: Proven experience as a Software Tester, QA Engineer, or Data Tester. Strong experience testing data pipelines and data flows. Experience performing data quality validation and data reconciliation. Ability to test dashboards and reporting solutions. Experience with test automation concepts and tools. Ability to write and execute structured test cases and defect reports. Familiarity with SQL and data validation techniques. Senior-level experience working in complex project environments. Nice to Have: Experience in banking, financial services, or industrial projects. Exposure to modern cloud-based data platforms. Knowledge of ETL/ELT testing methodologies. Experience with AI-assisted testing tools and practices. Familiarity with Agile delivery environments. What do we offer you? Work Location: 100% Remote. Working Hours: Ability to work full-time within the Spain time zone (CET/CEST) Workload: Full-time (40h/week) Contract Type: Temporary / Fixed-Term Contract - 6 months If you are passionate about data, development & tech, we want to meet you !