Top QA Engineer Jobs in Warsaw

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

The QA Lead will oversee quality assurance for mobile and IoT projects, design test strategies, mentor a QA team, and introduce modern QA tools and practices.

The Senior QA Engineer will test IoT mobile applications, conduct compatibility, functionality, performance, and security testing, mentor junior members, and engage in knowledge sharing.

Proofread and QA German-market marketing communications in a regulated pharmaceutical environment. Verify grammar, spelling, punctuation, formatting, links and templates across desktop and mobile, validate email content in tools like Litmus/Email on Acid, capture and verify developer fixes, meet deadlines, and ensure regulatory and internal compliance for final asset sign-off.

Build and run automated Python test harnesses to evaluate RAG pipeline faithfulness and retrieval quality, integrate LLM evaluation scorecards into Azure DevOps CI/CD pipelines, validate ingestion and vector retrieval integrity, generate phase-gate quality reports, and collaborate with ML engineers to isolate and remediate retrieval or chunking issues.

Lead QA efforts for web and mobile applications by creating test strategies, executing manual and automated tests, integrating tests into CI/CD, performing cross-browser and performance testing, leveraging AI-driven testing tools for smarter test generation and visual regression, reporting defects, and producing quality metrics and documentation to ensure scalable, resilient releases.

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.

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.

Join from design through delivery to own QA for a new module: define test strategy, write and maintain test cases and plans, perform functional, regression, integration, and cloud (AWS) testing, file bug reports, and collaborate with developers, PM, and an international client. Drive QA process improvements and ensure quality in a regulated-domain project.

Perform software verification and QA by building and validating customer software across multiple languages and environments. Execute manual and automated end-to-end tests, identify and report bugs, analyze technical documentation and dependencies, diagnose build issues, and collaborate with teams and clients to improve verification processes.

Design and run automated tests validating non-deterministic LLM-generated documentation against source code; validate data pipeline state, schema, and transformations across Neo4j and Qdrant; build regression and evaluation frameworks to track hallucinations and quality drift; maintain golden datasets; integrate tests into CI/CD and collaborate with AI/ML and data engineers on acceptance criteria and pipeline health.

Mid-level QA Engineer owning end-to-end testing for a B2B SaaS logistics/WMS platform. Execute manual, regression, exploratory, and API tests; build and maintain automated suites; review GitHub pull requests; write clear bug reports; and drive quality and process improvements in an Agile, CI/CD environment.

The Quality Assurance Engineer Lead will develop and implement test strategies, analyze requirements, design tests, mentor junior engineers, and integrate testing into CI/CD pipelines for various projects.

The QA Engineer will analyze requirements, design tests, validate logic and integrations, and collaborate closely with the development team to ensure quality software delivery in cloud-based projects.

Develop and execute test strategies for a dynamic content-driven platform, ensuring quality across mobile and web interfaces while leading QA efforts and automation integration.

Join Tickmill as a Quality Assurance Engineer, focusing on manual and automated testing, improving test coverage, and collaborating with development teams.

As a Robot QA Specialist, you will test new features, identify bugs, run stability tests, and collaborate with engineers to improve robot performance.

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 QA for the Site Intelligence product: build QA processes and standards, design and implement scalable test automation for backend APIs, UI, microservices and data pipelines, validate cross-system integrations, and integrate automated tests into CI/CD. Partner with product, engineering, and infrastructure teams to embed quality throughout the development lifecycle and ensure reliable staging and release processes.

The Senior QA Tester designs testing processes for web/mobile applications, identifies software issues, and collaborates with teams to uphold quality standards.

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

Design, build, and maintain automated test suites for web, mobile, and API services using Selenium and BDD (Cucumber). Develop and scale automation frameworks, perform API and database testing, integrate tests into CI/CD (Git, Gradle/Maven, Jenkins), manage test plans/cases, execute tests, report defects in Jira, and act as quality champion within agile squads.

The Manual QA Engineer will define testing strategies, plan testing processes, document quality initiatives, and engage with clients on quality definitions. Requires 5+ years of testing experience and QA best practice evangelism.

Design, develop, and maintain end-to-end automated test suites with Playwright and TypeScript. Integrate tests into CI/CD pipelines, analyze failures, collaborate with developers to resolve defects, maintain test documentation, optimize coverage and execution time, and support manual testing and API automation using Docker and SQL where needed.

Lead and architect end-to-end QA automation for a distributed data SaaS platform: build scalable frameworks, embed tests in CI/CD, drive integration/API/performance/data-integrity testing, eradicate flaky tests, mentor engineers, own release quality sign-off, collaborate across product and engineering, and apply AI tools to accelerate testing and optimize QA metrics.