Principal QA Engineer/ QA Manager

About BTSE : BTSE Group is a global leader in fintech and blockchain technology, anchored by three core business pillars: Exchange, Payments, and Infrastructure Development. Serving over 100 corporate clients worldwide, we provide white-label exchange and payment solutions. Our offerings encompass everything from exchange infrastructure hosting and development to custody, wallets, payments, blockchain integration, trading, and more. We are looking for talented professionals in marketing, operations, customer support, and other departments. The roles offered may be on-site, remote, or hybrid, in collaboration with our local partner. About the Opportunity: As Principal QA Engineer, you will own automated and performance testing for your product area(s) and set the technical standard for testing across them. You will develop test automation, design and execute stress and performance tests against high-volume trading systems, and apply AI tools to improve the speed and depth of testing, working with engineering, product, and DevOps to ensure that every release performs reliably. Responsibilities Own the testing lifecycle for new features and changes, including scoping, risk assessment, test depth, and release readiness. Build and maintain automated tests covering API, UI, integration, and regression, and reduce flaky tests. Design and run load, stress, and performance tests on high-risk areas (order flow, matching and settlement, balances, deposits/withdrawals), analyze results,