Senior QA Automation Engineer

Peratera is a UK-based fintech company building a modern payment platform. They are looking for a Senior QA Automation Engineer to drive quality of payment flows, combining exploratory testing with automation-first practices using Playwright and RestAssured. The role involves end-to-end ownership of testing in a distributed AWS environment.

• Take ownership of end-to-end quality of payment flows (deposit, payout, reconciliation)
• Validate business-critical scenarios, not just features
• Identify risks in transaction lifecycle (e.g. callback failures, timeouts)
• Design and execute API-first test scenarios
• Build and maintain automated tests (API + selective UI)
• Develop reusable test components (clients, data builders)
• Test integrations and implement automation integration flow with external providers (Open Banking, payment processors)
• Validate async flows (callbacks, polling, retries)
• Investigate production issues and reproduce bugs
• Work with logs, DB and API traces
• Support root cause analysis
• Work closely with backend engineers on testability
• Define acceptance criteria with product team
• Contribute to release quality gates
• Help establish regression Testing Strategy
• Contribute to CI/CD pipelines (smoke tests, pre-release checks)
• Improve overall engineering quality standards

• At least 5 years of experience
• English level B2 or higher
• Experience with API testing (REST, JSON, HTTP)
• Strong understanding of backend systems
• Experience with test automation (Playwright / RestAssured / similar)
• Ability to debug issues using logs and databases
• Understanding of async systems (callbacks, queues, retries)
• Experience in payments / fintech
• Experience with CI/CD pipelines
• (Nice to have) SQL / data validation skills
• (Nice to have) Experience with distributed systems
• (Nice to have) Prompt engineering for AI-assisted QA and test automation
• (Nice to have) Hands-on experience with AI tools for QA automation

• Competitive, market-aligned compensation
• Opportunity to work on a high-impact product with real-world scale
• Modern tech environment and engineering-driven culture
• International, distributed team with a collaborative mindset
• Supportive team culture focused on knowledge sharing and ownership
• Remote-friendly setup with flexible working hour