Senior QA Engineer | Warsaw

TransPerfect; Warszawa; On-site; PLN 180,000 - 240,000; Full time

Job summary

Trans Perfect is seeking a Senior QA Engineer to establish and lead quality assurance across a large, growing web platform and CMS-powered sites. This role is central to introducing structure, consistency, and confidence into the release process for web applications.

You will define QA processes, perform manual testing, own regression tests for releases, migrations, and new features, and mentor junior QA engineers as the team expands. Collaboration with DevOps and developers is essential.

Qualifications

• 5+ years of QA experience, primarily web-focused.
• Strong background in manual testing.
• Experience setting up QA processes from scratch.
• Familiarity with modern web stacks and CMS platforms.
• Excellent communication and stakeholder management skills.

Responsibilities

• Define and implement QA processes and standards.
• Perform manual testing across multiple websites and applications.
• Own regression testing for releases, migrations, and new features.
• Act as the quality gate before production releases.
• Define and begin implementing a test automation strategy.
• Select tools and identify areas suitable for automation.
• Collaborate with developers and DevOps to improve quality practices.
• Mentor junior QA engineers as the team grows.

Skills

Manual testing

QA processes

Communication

Stakeholder management

Tools

Cypress

Playwright

Selenium

Job description

We are seeking a Senior QA Engineer to establish and lead quality assurance across a large and growing web platform. This is a critical role responsible for introducing structure, consistency, and confidence into the release process.

Key Responsibilities:

• Define and implement QA processes and standards
• Perform manual testing across multiple websites and applications
• Own regression testing for releases, migrations, and new features
• Act as the quality gate before production releases

Automation & Improvement:

• Define and begin implementing a test automation strategy
• Select tools and identify areas suitable for automation
• Collaborate with developers and DevOps to improve quality practices
• Mentor junior QA engineers as the team grows

Qualifications:

• 5+ years of QA experience, primarily web-focused
• Strong background in manual testing
• Experience setting up QA processes from scratch
• Familiarity with modern web stacks and CMS platforms
• Excellent communication and stakeholder management skills

Nice to have:

• Automation experience (Cypress, Playwright, Selenium, etc.)
• Experience with accessibility or performance testing
• Previous lead or senior QA role