Manual QA Engineer in Katowice

GR8_TECH builds B2B iGaming platforms for operators who play to lead. We deliver full-cycle, high-impact tech designed to scale — from seamless integrations and expert consulting to long-term operational support. Our platform powers millions of active players and drives real business growth.

Why this role exists: The purpose of this role is to ensure the quality, stability, and reliability of products through comprehensive manual testing across complex systems. You’ll help deliver high-quality releases by owning manual testing activities, improving QA processes, and partnering closely with engineering and product teams to identify issues before they reach production.

What you’ll drive:

• Test execution & quality assurance
• Create, maintain, and execute detailed test cases and test scenarios.
• Perform functional, regression, integration, exploratory, and user acceptance testing.
• Validate software against functional and non-functional requirements.
• Verify bug fixes and ensure high-quality releases.
• Support performance and load testing activities where required.

Defect management:

• Identify, document, prioritize, and track software defects.
• Investigate issues and provide clear reproduction steps.
• Work closely with developers to resolve defects efficiently.
• Analyze recurring issues and recommend preventive improvements.

Collaboration & delivery:

• Partner with developers, Product Managers, and other stakeholders throughout the SDLC.
• Contribute to test planning and ensure comprehensive test coverage.
• Communicate testing progress, risks, and quality metrics clearly.
• Support release readiness by validating critical functionality.

Process improvement:

• Improve testing documentation, QA processes, and testing methodologies.
• Contribute to the development of reusable test scenarios and frameworks.
• Help increase testing efficiency through better tooling and automation collaboration.
• Share knowledge and support junior QA engineers in their professional growth.

What makes you a GR8 fit:

• 3+ years of experience in Manual QA or Software Testing within the FinTech domain.
• Strong understanding of software testing methodologies and SDLC.
• Experience with functional, regression, integration, and exploratory testing.
• Experience working with bug tracking and test management tools.
• Good understanding of relational databases and ability to write SQL queries.
• Experience testing web applications and APIs.
• Familiarity with Git and modern development workflows.
• Understanding of client-server architecture, REST APIs, and distributed systems.
• Upper-Intermediate English or higher, with fluency in Ukrainian or Russian.

Nice-to-have:

• Experience testing mobile applications (iOS and Android).
• Familiarity with Docker, Kubernetes, CI/CD pipelines, and cloud environments.
• Basic knowledge of automation testing tools and scripting.
• Understanding of microservices architecture and event-driven systems.
• Experience in high-load or product-based environments.

Why you’ll love working here:

• Cafeteria— annual budget you allocate to: Sports, Medical, Mental health, Home office, Languages.
• Paid maternity/paternity leave + monthly childcare allowance.
• 20+ vacation days, unlimited sick leave, emergency time off.
• Remote-first + tech support + coworking compensation.
• Team events (online/offline/offsite).
• Learning culture with internal courses + growth programs.

Our culture & core values: GR8_TECH culture is how we win — through trust, ownership, and a growth mindset. We move fast, stay curious, and keep it real, with open feedback, room to experiment, and a team that’s got your back.

• FUELLED BY TRUST: we’re open, honest, and have each other’s backs.
• OWN YOUR GAME: we take initiative and own what we do.
• ACCELER8: we move fast, focus smart, and keep it simple.
• CHALLENGE ACCEPTED: we grow through challenges and stay curious.
• BULLETPROOF: we’re resilient, ready, and always have a plan.