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About the Role
We are seeking an experienced Manual QA Engineer with a strong background in fintech and AI-assisted testing practices. You will be responsible for validating complex payment, wallet, and card flows through manual, API, integration, and regression testing while leveraging AI tools to improve test coverage, speed up analysis, and optimize QA processes.
Responsibilities
- Manual testing across active releases (feature acceptance, smoke testing, regression testing, integration verification)
- Testing API flows and validating integrations between services
- Creating, maintaining, and optimizing test cases and regression suites in TMS (QASE / TestRail / Zephyr)
- Using AI tools to improve QA processes (generating test scenarios, analyzing requirements, speeding up exploratory testing, improving bug reports, assisting with log analysis and impact analysis, accelerating documentation work)
- Performing release verification for payments, wallets, cards, crypto flows
- Supporting automation QA engineers by validating automated regression results and helping triage failures
- Participating in audit-related QA activities when required
- Working with urgent business delivery tasks in fast-changing environments
Requirements
- 3+ years in QA, with fintech experience - payments, banking, e-money, crypto or iGaming
- Strong understanding of API testing, client-server architecture, integration testing, regression testing
- Hands-on experience with Postman / Swagger/ Jira / Confluence/ TMS (QASE, TestRail ,Zephyr)
- Practical usage of AI tools in daily QA work
- Ability to use AI effectively for test design, exploratory testing, bug investigation, documentation improvement, data generation
- Experience writing clear bug reports and structured test documentation
Skills
- Python
- Playwright
- Jira
- TestRail
- Zephyr
- QASE
- GitLab
- Claude Code
- ChatGPT
- API testing
- Client-server architecture
- Integration testing
- Regression testing
- AI tools
- Test design
- Exploratory testing
- Bug investigation
- Documentation improvement
- Data generation
- SEPA
- IBAN
- Card processing
- Visa
- Mastercard
- Crypto-to-fiat flows
- PCI DSS
Experience Level
- 3+ years in QA
Benefits
- Competitive salary and benefits package
- Continuous learning and development opportunities
- Flexible work arrangements
About the Company
- COLIBRIX.ONE is building advanced, AI-powered payment technologies that support Payment Service Providers (PSPs), Electronic Money Institutions (EMIs), and neobanks across the EU and the UK.
- We are a fully licensed EMI (FCA reference number 927920) and a Principal Member of Mastercard.
- We offer real-world financial solutions including global card processing, digital wallet infrastructure, cross-border merchant accounts, alternative payment methods (APMs), and corporate accounts for legal entities.
- We’re a fast-growing team with a passion for innovation, security, and scalability.
- Our culture values curiosity, collaboration, and impact.