We are looking for an exceptional individual to join the Core Platform team as a Senior QA Engineer. This is a deliberately versatile role: rather than owning a single feature area, you will act as a trusted quality specialist we can deploy onto whatever is most critical at any given moment: the mission-critical, time-sensitive work that is difficult to plan for in advance and that we need handled with confidence and minimal ramp-up. Success depends first on mindset: genuine flexibility, sound judgement under pressure, and uncompromising attention to detail; and second on deep functional knowledge of our products across the Core Platform, Onboarding, Payments, PSP, Trading, Loyalty, and Operations. 

• Take ownership of whatever is most critical at a given time, often at short notice and with limited time to plan —moving quickly into a problem, understanding the risk, and driving it to a confident resolution. 

• Operate with the a...