Top QA Engineer Jobs in Madrid

Conducts risk-based Good Clinical Practice audits across investigator sites, studies, suppliers, and third-party collaborations. Prepares audit reports, communicates findings, supports corrective and preventative actions, manages deviations, escalates significant quality issues, and provides quality oversight for assigned studies. Uses analytics dashboards and quality metrics to identify trends and prioritize audit activities. Also supports clinical quality capacity planning and audit assignments. Travel is required 50%–70%.

Designs and maintains telecom QA test campaigns for roaming partners, network changes, and service launches across data, voice, and SMS. Manages SIM/eSIM testing infrastructure, builds automated smoke and regression pipelines, defines service-health KPIs, and integrates tests into CI/CD release gates. Performs geo-redundancy, failover, capacity, and signalling tests, analyzes protocol traces and monitoring data, supports root-cause analysis, and develops alerts, runbooks, and regression coverage.

The role focuses on leading product safety and quality initiatives within supply chains, collaborating cross-functionally while providing expertise and thought leadership in compliance and sustainability.

Monitors affiliate and sales managers’ partner communications across Telegram, Skype, and email. Reviews tone, accuracy, compliance, response times, and SLA adherence; identifies risks and escalates critical cases. Provides constructive feedback, maintains communication standards and error records, prepares quality reports, and supports process improvements. The role requires strong written English, objectivity, responsibility, stress resilience, and the ability to understand affiliate and iGaming operations.

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.

Reviews Lithuanian localized content for grammar, spelling, punctuation, consistency, formatting, cultural accuracy, and contextual quality. Executes test cases across software, mobile apps, and documentation; identifies, prioritizes, and reports localization defects through bug-tracking systems; and verifies fixes. The role also supports occasional English-to-Lithuanian translation, researches linguistic questions, follows client style guides and glossaries, troubleshoots basic issues, and escalates testing problems.

Quality-check ocean freight contracts, rates, surcharges, and master data against source documents. Correct discrepancies, document QA work, communicate fixes to vendor partners, identify recurring errors, and improve QA checks and documentation. The role requires careful work in high-volume structured workflows, strong spreadsheet skills, independent ownership, and the use of AI tools to improve process efficiency.

Design, build, and maintain scalable automated test frameworks for web, mobile, API, contract, and end-to-end testing. Integrate automated testing into CI/CD pipelines, evaluate AI-powered QA tools, manage test environments and data, monitor production systems, and promote quality practices across development teams. Mentor QA engineers and support continuous delivery through reliable, maintainable automation and fast feedback cycles.

Proofread, edit, and occasionally translate localized content into Bulgarian. Test software, mobile apps, user interfaces, and documentation for linguistic and functional issues; report defects using client tools; follow test cases, style guides, glossaries, and quality standards; research linguistic questions; troubleshoot basic problems; and complete assignments accurately and on time.

Proofread, edit, and evaluate localized content in Lithuanian for linguistic accuracy, consistency, cultural appropriateness, and adherence to style guides. Test software, mobile apps, UIs, and documentation; identify and report linguistic and functional defects using client bug-tracking tools. Research and resolve language questions, troubleshoot basic issues, prioritize tasks, and complete assignments accurately and on time.

Build an API-first automation framework and expand UI coverage for critical web and mobile flows. Lead exploratory testing, monitor releases, track QA metrics, identify product risks, and drive continuous improvement. Mentor QA colleagues and collaborate with developers, designers, and product managers to establish shared ownership of quality, improve unit testing, and strengthen release confidence.

Own quality assurance across multiple software projects, participate in design and requirements reviews, lead automation testing, and execute database, integration, functional, API, and UI/UX tests. Analyze results, recommend process improvements, maintain automation frameworks, and mentor junior colleagues within agile teams. The role requires strong programming, testing methodology, automation framework, API testing, database, analytical, and communication skills.

Design and execute comprehensive test plans for dApps and smart contracts, perform unit/integration/end-to-end testing, run security audits and vulnerability assessments, automate tests within CI/CD pipelines, monitor quality metrics, debug issues, and collaborate with developers and product managers to ensure reliable DeFi/EVM-compatible applications.

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.

Conduct manual testing of web applications and new features across frontend and backend systems. Create and maintain test documentation, perform functional and regression testing, identify and track defects, verify fixes, and validate releases. Collaborate with development and product teams, analyze requirements, test REST APIs and databases, and provide quality improvement feedback within Agile environments.

Manual and automated QA for Pod releases: run local/staging environments, submit transactions, verify APIs/receipts/state, reproduce and report bugs, write end-to-end and headless browser tests, and build release checklists and automation.

As an Automation QA Engineer, you'll test payment integrations, define test scope, develop automation plans, and build reliable automated tests to ensure product quality and continuous improvement.

Proofread and edit localized content into Bulgarian, check UIs for functional issues, report linguistic and functional bugs, follow test cases and client style guides, research linguistic queries, and complete assigned QA tasks accurately and on time.

Lead a hybrid QA team to own testing lifecycle from requirements to release. Design and run manual and automated web, mobile, and API tests, develop test frameworks, improve CI pipelines, mentor engineers, track defects, and ensure high-quality releases.

Lead QA for European manufacturing and field sites, perform factory and on-site inspections, drive 8D/Six Sigma problem solving, produce reports (RCAs, corrective action plans), coordinate with engineering, operations, and factory leadership, and track closure of quality items.

Develop and maintain automation testing frameworks, execute tests, and implement AI-driven quality practices while collaborating with product teams.

Investigate and reproduce customer-reported issues, create actionable bug reports, design and run manual and automated test plans, validate fixes, improve automated coverage, and track quality metrics for Kestra OSS and Enterprise editions.

As a Quality Assurance Engineer, you will test software, validate new features, perform regression testing, and manage user-reported bugs.

Build and maintain automated test suites for smart contracts and UIs, integrate testing into development, identify and track bugs, improve test frameworks, and ensure comprehensive coverage for new features.

Lead the QA process for mobile app testing, implement CI systems, manage bugs, and develop automated tests for iOS and Android applications.