Quality Assurance Engineer
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Job Description
Quality Assurance Engineer managing quality assurance for financial trading systems in investment organization. Leading testing strategies, automation frameworks, and compliance testing with a strong focus on EDA.
Responsibilities:
- Own test automation strategy & governance
- Define a shift-left test strategy across unit, integration, contract, E2E, performance, security, and resiliency.
- Establish quality gates (defects, coverage, flakiness budgets, performance SLOs) and release criteria.
- Shift left testing: requirements → tests → results → evidence traceability model.
- Build a reusable automation framework
- Architect a test framework packaged for reuse across CEE teams.
- Provide libraries/utilities for API, Solace messaging, database, and contract testing.
- Standardize test data management, deterministic fixtures, and parallel/ephemeral execution patterns.
- Event-driven architecture (EDA) testing
- Validate producer/consumer contracts, schema evolution, and topic compatibility.
- Assert ordering, idempotency, exactly/at-least/at-most-once semantics, replay, DLQ handling, and deduplicate keys.
- Prove back-pressure, throttling, and consumer lag behavior under bursty market loads; chaos test broker clusters.
- Enforce schema/contract gates in CI/CD; prevent breaking changes before promote.
- Data-platform & reconciliation QA
- Automate data quality checks for market/reference data, order/trade states, and downstream stores (SQL Server/Azure SQL).
- Implement reconciliation across OMS/EMS, risk, and settlement; verify lineage and PII/PCI masking where relevant.
- Use SQL and profiling to validate accuracy, completeness, timeliness, and SCD/versioned data behaviors.
- Manage golden datasets and synthetic market data at scale for repeatable regression.
- Pipelines, environments & observability
- Embed suites in Azure DevOps (build → deploy → smoke → regression → perf/security) with mandatory gates (coverage, static analysis, compliance, performance).
- Orchestrate tests on AKS with Docker/Kubernetes, ephemeral environments.
- Validate OpenTelemetry to correlate trace IDs across services; validate Application Insights/Dynatrace signals in assertions.
- Performance & security
- Baseline latency/throughput; run JMeter/LoadRunner for spike/soak/failover; collaborate on capacity tuning.
- Automate OWASP checks (ZAP), enforce SAST/DAST and dependency scanning (Snyk) with remediation gating.
- Leadership & operations
- Lead QA activities in the project, mentor developers on testability and quality by design.
- Contribute to incident response, RCA, production canary/verification suites, and reliability playbooks.
Requirements:
- 8+ years in QA/engineering with 5+ in financial/trading systems (order lifecycle, market data, risk controls)
- Proven delivery of pipeline-integrated .NET automation frameworks and regulated-market audits
- Deep understanding of EDA QA (contracts, ordering, idempotency, replay, DLQs, back-pressure) and data-quality/reconciliation
- Hands-on with Azure/AKS, Azure DevOps, and performance/security automation at scale
- Clear communicator; able to lead cross-functional quality initiatives and coach engineers
- Strong English proficiency required.
- ISTQB Advanced/CSTE, Azure Fundamentals / Azure DevOps Engineer
- Finance certs (CFA/FRM), Agile/Scrum experience
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