Top QA Engineer Jobs in Spain

Perform manual and automated testing across web, mobile, APIs, backend services, and blockchain integrations. Build and maintain Python-based test frameworks, investigate issues across distributed systems, analyze logs/metrics/network traffic, contribute to release validation and automation, and collaborate with product, engineering, and DevOps. Use AI tools to accelerate testing, support incident analysis, and proactively improve testing coverage and product reliability.

Perform 50/50 manual and automated testing using Python, expand and stabilize an existing automation framework, design test strategies, integrate tests into CI/CD, execute performance/load and API testing, collaborate with cross-functional teams, and improve QA processes.

The App Integration Specialist will engage in creating test environments, maintaining third-party repositories, performing product testing, and supporting automation scripts while collaborating with the development team.

The role involves analyzing quality metrics, creating dashboards in Power BI, collaborating with teams for quality improvements, and supporting ROI construction for quality initiatives.

Lead GCP quality for Prilenia's clinical programs from startup through inspection readiness. Oversee CRO and vendor QA, eTMF quality, CAPA resolution, audits, and regulatory inspection responses. Provide GVP and GLP QA oversight, author SOPs, define quality metrics, build a fit-for-purpose QMS, mentor QA staff, and represent QA in cross-functional governance.

Design, build, and maintain end-to-end test automation frameworks (UI, API, smart contracts, wallet flows), write Web3-specific tests, integrate suites into CI/CD, improve coverage, and promote quality across engineering using AI-assisted tooling.

Own and drive QA processes for the Nexus team: develop and maintain automated API/UI tests, perform backend manual testing, maintain test infrastructure (CI/CD, Docker), document workflows, collaborate with product and engineering, and support internal users troubleshooting product issues.

The Senior QA Engineer will co-design test strategies, implement automated tests in Kotlin, and improve testing pipelines within a collaborative engineering team.

As a Senior QA Engineer, you will design and implement automated tests, collaborate on test strategies, and enhance testing pipelines while ensuring a user-centric approach in a cloud-native communication platform.

The Quality Assurance Analyst ensures the quality and usability of mobile and web applications by executing manual tests, identifying bugs, and collaborating with teams.

The QA Engineer is responsible for ensuring the quality and performance of mobile applications through automated testing, API testing, and hands-on functional validation, collaborating with developers and product managers to enhance user experience.

The QA Automation Engineer will develop and maintain automated test frameworks, execute various automated tests, optimize testing efficiency, and collaborate with teams to enhance product quality.

The QA Engineer will design and implement tests, debug software, monitor software development stages, and ensure product quality through rigorous testing.

The QA Engineer designs and implements tests, debugs, reviews system requirements, conducts pre-launch tests, and monitors software development stages to ensure product quality.

Responsible for developing quality plans, managing document control, conducting audits, and generating periodic quality efficiency reports to ensure compliance with quality standards.

Design, develop, and maintain cross-platform automated tests and CI for Maven/Gradle workflows in IntelliJ IDEA; expand coverage, reduce flakiness, debug failures, track quality metrics, and collaborate with QA and developers.

Plan, schedule, conduct and close independent GCP clinical audits; report findings; consult on regulations and corrective actions; review RCA/CAPA/EC; maintain eQMS; lead QA initiatives and training; support inspections and pre-inspection/site visits; manage quality issues and continuous process improvements.

Review and proofread Kazakh localized content for grammar, spelling, formatting, and cultural accuracy. Execute test cases, identify and report localization bugs using bug-tracking systems, verify fixes, and occasionally translate English to Kazakh. Follow project style guides, troubleshoot basic issues, and ensure quality and consistency across digital products.

As a Senior Mobile QA Automation Engineer at Proton, you will conduct manual and automated testing for iOS and Android applications, collaborating with development and support teams to ensure product quality.