Senior QA Engineer, Margin
Core
Design, test, and validate Java/Rust-based margin trading and risk systems across web, mobile, and distributed environments.
Role type
Senior QA Engineer (Trading Systems)
Builds
Margin trading workflows, risk calculation engines, and liquidation processes
Domain
Fintech / High-frequency trading
Deliverable
production ML models | product features
Required skills
Java, Rust, automated testing, distributed systems, high-concurrency architectures, black-box testing, white-box testing, security testing, performance testing, test framework development, root cause analysis
Preferred skills
AI tools, large language models
Technologies
Java, Rust
Responsibilities
Participate in full software development lifecycle for trading systems; collaborate on system design and testing strategies; set up and manage testing environments; create test plans and cases for trading workflows and liquidation processes; perform security and performance testing across distributed systems; develop and maintain scalable automated testing frameworks.
Seniority
Senior, hands-on IC