QA Engineer
Company Overview
Black Cow Technology is a UK-based software company founded in 2013 known for its proven Remote Gaming Server (RGS) software and solutions in the iGaming industry.
A small company of ~30 employees, Black Cow Technology has ambitious growth plans in the production of Multiplayer Games for the Online Casino Industry.
The strategic direction towards revolutionising multiplayer gaming and community experiences opens the doors for an ambitious and talented individual to join as we build our first production studio.
The culture at Black Cow is renowned for providing a fun, humble, and professional atmosphere. For the right person, this is a culture not to miss! Are you ready to join the herd?
Job Summary
We're looking for a meticulous and technically minded QA Engineer to take ownership of end-to-end quality assurance across both internal game development and external platform integrations. This hybrid role is ideal for an experienced QA professional who understands how game content behaves in real-world environments — from studio builds through to live operator deployments.
You'll work closely with developers, integration engineers, product managers, and external partners to ensure every game not only meets internal quality standards but also performs flawlessly within multiple regulated markets and partner systems.
At Black Cow Technology, every team member's ideas and expertise directly contribute to the exciting multiplayer experience our players will enjoy. Join us and make a visible impact.
Location: UK (Remote or Hybrid), Cyprus (Remote); Other locations may be discussed
Responsibilities
Conduct full-cycle QA testing for in-house developed casino games, covering functionality, compliance, maths validation, and performance across devices.
Help define Black Cow's game QA strategy, processes, and tools.
Test integration builds on multiple operator platforms and content aggregation environments, validating successful API, wallet, and session communications.
Develop, execute, and maintain test cases for both game logic and external integration workflows.
Reproduce, document, and manage issues, following up with both internal teams and external partners.
Test critical features like real-time state synchronisation, latency, and anti-exploit/fairness mechanisms in a multiplayer environment.
Verify compliance with technical specifications, jurisdictional regulations, and certification requirements (AGCO, NJDGE, SPA, etc.).
Perform regression testing following platform updates or third-party SDK changes.
Collaborate with backend and integration engineers to troubleshoot cross-environment defects, analyse logs, and confirm data integrity between systems.
Support certification submissions, UAT sessions, and pre-production environment validations.
Qualifications
Required
3–6 years of experience in QA within iGaming, with strong exposure to both game testing and platform/system integration testing.
Solid understanding of casino game mechanics (RNG behavior, RTP verification, maths balancing, jackpot configuration, bonus rounds).
Practical knowledge of RESTful and event driven APIs, JSON validation, server logs, and platform communication flows.
Experience with common QA toolsets.
Familiarity with regulatory certification and release management processes in emerging markets like Ontario and Brazil.
Strong analytical mindset with high attention to detail, ownership, and accountability.
Ability to manage multiple concurrent projects and communicate clearly across technical and non-technical teams.
Experience with CI/CD pipelines
Automated testing / regression testing.
Desirable
Previous experience representing QA in partner or client-facing meetings.
Benefits
A collaborative and supportive work environment
Competitive salary and benefits package
Remote work with flexible hours.
Creative freedom and input in game design.
How to Apply
Interested candidates are invited to submit their CV and cover letter to recruitment@blackcowtech.uk. Please include "QA Engineer Application" in the subject line.
Equal Opportunity Employer
Black Cow Technology is an equal opportunity employer and values diversity at our company. We do not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status. All applications will be treated with complete confidentiality.