Manual QA Engineer (with Payments/Fintech experience)

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. Call it what it is: the iGaming Platform for Champions.

With 1000+ GR8 people across locations and time zones, we don’t just ship technology — we help operators build success stories across brands, markets, and geos.

Our ambition drives us. Our people make it real.

If you’re a challenger in spirit and a champion in action — join us.

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:

Must-have

• 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: 

Benefits Cafeteria — annual budget you allocate to:

Sports • Medical • Mental health • Home office • Languages.

Work-life & support

• 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.