Top QA Engineer Jobs in Barcelona

Own the risk-based quality strategy for a digital-signature and certificate-management platform. Lead the shift from manual regression to automation-first testing, prioritize coverage, define testing boundaries across unit, API, and UI layers, and coordinate Product, Development, and QA. Manage test plans, defects, quality metrics, reporting, and continuous improvement while mentoring junior QA engineers and making quality risks visible to leadership.

Support manual and automated testing for Smart TV and web products. Responsibilities include creating test cases, reporting reproducible bugs, preparing test data, collaborating with engineers and product managers, and learning tools such as Playwright and Postman. The intern will gain practical experience in software quality assurance, test automation, and continuous integration testing.

Senior Quality Engineer responsible for defining QA strategies, creating manual and automated tests, integrating automation into CI/CD, and driving quality metrics. The role tests APIs, microservices, distributed and event-driven systems, Kafka workflows, data pipelines, and high-volume services. Responsibilities also include performance testing, technical scoping, client proposals, and continuous improvement across multiple projects.

Lead quality assurance strategy and processes for a fintech technology project. Design, maintain, and execute test cases; expand automation and test coverage; define QA practices; analyze results; and guide teams on quality activities. Collaborate with developers, DevOps, and clients to improve testing tools, automation, and overall product quality within an Agile environment.

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.

QA Analyst responsible for planning, creating, and executing tests for mobile game features and releases. Duties include defect tracking, hands-on testing, playtesting, release quality oversight, onboarding external QA resources, monitoring app health metrics, investigating live issues, and collaborating with developers, customer support, and release teams. The role also supports AI-driven QA initiatives and promotes shift-left quality practices across the game development lifecycle.

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.

Designs and improves project test strategies, including automation approaches; derives, maintains, and executes test cases; analyzes test results; defines QA processes; promotes quality best practices; and collaborates with QA, development, and DevOps teams to improve automation tools and coverage. The role also requires understanding business, technical, and operational requirements and using AI tools to optimize QA processes.

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.

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.

Join Merkle as a QA Engineer to perform end-to-end testing in an Agile environment, collaborate with development teams, and ensure quality software delivery.

Join the Merkle team as a QA Engineer, focusing on end-to-end testing in an Agile environment, collaborating with development teams to ensure software quality and optimizing testing processes.

As a QA Engineer, you'll review specifications, create and manage test cases, document testing phases, work with teams to maintain quality, and develop automation scripts.

As a Senior QA Engineer, you'll be responsible for manual and automated testing, coordinating testing activities, analyzing test results, and ensuring software quality through post-release testing.

Lead design, development, and maintenance of end-to-end automated tests using Java or Cypress. Build infrastructure testing (load, performance, stress), integrate tests into CI pipelines, design test plans and cases, track defects in JIRA, optimize test frameworks, and collaborate across teams to ensure quality and performance of mission-critical applications.

The Senior QA Manager will oversee QA initiatives, implement QA frameworks, mentor teams, drive quality improvements, and ensure alignment with business objectives in game development.

The Claims Governance & Quality Assurance Specialist ensures claims quality and compliance, conducts audits, and analyzes claims data to support operational improvements in a multi-jurisdictional environment.

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.

Lead and evolve QA strategy and automation frameworks across backend, frontend and embedded systems. Design and maintain automated tests, integrate into CI/CD, define release acceptance criteria and quality gates, perform functional/regression/integration testing, analyze production issues, monitor quality metrics, and promote a quality-first culture.

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.

The Senior Software Quality Assurance Specialist ensures quality for public-facing applications by verifying requirements, performing testing, and collaborating with cross-functional teams while also mentoring junior QA members.

The QA Automation Engineer will conduct testing of mobile ads, validate SDK integrations, verify analytics, and collaborate with teams for quality assurance in AdTech.