QA Lead

Are you passionate about building quality standards for high-load financial systems where the cost of failure is measured in real money reputation and production incidents Do you have deep experience in fintech trading platforms or distributed systems testing If so we are looking for a Head of QA to lead quality engineering across our crypto exchange platform.

In this role QA is not just about validating releases it is a core engineering function responsible for ensuring correctness resilience and reliability across the entire product ecosystem.

You will own the QA strategy for our trading infrastructure including matching engine risk systems spot & derivatives trading custody market-data services APIs and client-facing applications.

Key Responsibilities

QA Strategy & Leadership

• Define and execute a company-wide QA strategy and testing architecture.
• Build and lead a team of QA engineers and automation specialists.
• Establish quality gates release readiness criteria and testing standards.
• Partner closely with Engineering SRE and Product teams throughout the development lifecycle.
• Trading Systems & Distributed Architecture Testing
• Design testing approaches for matching engine liquidation flows ADL scenarios balances PnL consistency and risk systems.
• Implement deterministic replay property-based and fuzz testing methodologies.
• Develop end-to-end and contract testing across distributed services and APIs.
• Ensure system correctness under high concurrency failures and race conditions.

Performance & Reliability Engineering

• Own load stress and performance testing processes.
• Monitor latency and throughput regressions between releases.
• Improve staging environments to closely simulate production workloads.
• Drive incident analysis from a QA perspective and eliminate entire classes of failures.

Process Automation & Quality Culture

• Improve automation frameworks CI integrations and regression pipelines.
• Develop realistic market simulators and test data generation strategies.
• Drive a strong engineering quality culture where testing is part of the definition of done.

Expected Outcomes

• Scalable and reliable QA processes across all engineering teams.
• Predictable and stable release cycles with measurable quality gates.
• High confidence in trading correctness performance and system resiliency.
• Reduced production incidents and faster detection of regressions.

Experience & Skills

• 7 years in QA engineering including 3 years in leadership roles.
• Strong fintech / trading / exchange domain experience.
• Deep understanding of distributed systems eventual consistency and fault tolerance.
• Hands-on experience with automation frameworks and performance testing tools.
• Experience leading QA teams and building testing processes from scratch or scaling existing ones.
• Ability to work closely with developers on architecture specifications and release planning.
  

Technical Environment

• C# / .NET 8 gRPC Kafka NATS PostgreSQL Redis.
• Kubernetes GitLab / GitHub Actions Prometheus Grafana Loki.
• Microservice architecture with high-load distributed services.

If you are excited about building quality engineering for mission-critical financial infrastructure and want to work on technically complex systems at scale wed love to connect and tell you more about the role.