Senior CMS QA Engineer - Warsaw - Poland

We are seeking a highly skilled and proactive Quality Assurance Engineer to oversee quality standards across our core web applications and CMS ecosystems. In this role, you will collaborate with an established Agile team dedicated to delivering high-performance web products and robust API integrations. This position is ideal for an analytical professional who thrives on identifying system vulnerabilities and ensuring optimal software reliability.

Key Responsibilities

• Execute end-to-end functional, regression, and integration testing for web-based platforms.

• Validate internal and external API endpoints to ensure data integrity and system performance.

• Design, author, and maintain comprehensive test documentation and structured test cases.

• Participate actively in Agile/Scrum ceremonies to estimate workloads, prioritise tasks, and coordinate QA workflows.

• Partner with software engineers and product stakeholders to identify, isolate, track, and resolve technical defects.

Requirements

• Professional QA Experience: Documented commercial experience as a QA Engineer specialising in web testing.

• Technical Toolset: Proficiency with development and inspection tools, including browser developer tools, Postman, Swagger, Mitmproxy, and Lighthouse.

• API & CMS Testing: Practical experience validating APIs and working within Content Management Systems (CMS).

• Test Design: Strong capability in utilising established test design techniques to write clear, precise, and comprehensive test scripts.

• Agile Methodologies: Solid experience working within standard Agile/Scrum software development lifecycles utilising Jira or equivalent SDLC management tools.

• Professional Competencies: A proactive approach to analytical problem-solving, with the ability to execute tasks independently whilst remaining a collaborative team contributor.

• Languages: Professional-level written and verbal communication skills in both Polish and English.

Nice to Have

• Adobe Experience Manager: Prior QA experience within the AEM ecosystem.

• Non-Functional Testing: Exposure to non-functional testing methodologies, including accessibility standards (WCAG), SEO validation, and web performance metrics.

• Test Automation: Hands-on experience with test automation frameworks (preferably Python or TypeScript), or a strong career interest in developing automation skills.

• Cloud Infrastructure: Experience monitoring and analysing application logs within AWS environments.

• CI/CD & Environment Control: Basic proficiency with Jenkins (or similar continuous integration tools) and executing fundamental commands in a Linux terminal.

What We Offer

• Contract Structure: A direct, stable B2B cooperation model.

• Professional Development: Structured opportunities to upskill into automated testing frameworks.

• Modern Stack: The opportunity to work within a highly optimised, modern technology infrastructure.