Key Responsibilities * Define and own the overall test strategy for the Core Ledger domain, covering functional, regression, integration, and acceptance testing of supplier deliveries * Personally build and maintain test plans, test cases, and (where applicable) automated regression suites * Work with the Head of Core Ledger IT, Core Ledger Specialists, and Product Manager to embed quality from requirements through to delivery approval * Verify and regression test ledger transaction flows, balance calculations, and reconciliation logic delivered by suppliers * Drive a quality mindset across requirements writing, ensuring testability is considered from the start * Investigate and triage defects, coordinating resolution with suppliers and internal stakeholders * Define and track quality metrics; report on test coverage, defect trends, and delivery readiness * Participate in go/no-go decisions for supplier deliveries based on quality criteria * Support internal teams with questions about test results, known issues, and quality status * Contribute to risk assessments for major platform changes or new product introductions Qualifications And Experience Desired Skills * 5+ years in QA roles, with experience leading test strategy and acceptance testing for complex systems * Strong experience with test automation tools and frameworks (e.g. Selenium, Cypress, RestAssured, Playwright) * Deep knowledge of testing methodologies — functional, regression, integration,



and acceptance testing * Experience verifying and accepting deliveries from external suppliers or vendors * Solid understanding of how to structure test plans and test cases against detailed requirements Nice to Have * Experience testing financial systems — ledgers, payment flows, reconciliation, or core banking * Knowledge of performance and load testing tools (e.g. Gatling, k6, JMeter) * Experience working with vendor or supplier delivery models * Experience in a regulated financial or payments environment Behaviours * Quality champion — passionate about getting things right, not just fast * Detail-oriented and methodical, especially in high-stakes financial contexts * Strong communicator who can articulate quality risks to both technical and business audiences * Proactive and self-driven — able to identify gaps and take initiative to address them independently * Collaborative, working closely with a small team and external suppliers Education Bsc in Computer Science, Software Engineering, or related field. An ISTQB certification (or similar) is a plus. Languages Fluent English is required for this role. Spanish and Swedish language is a plus. We Offer * A key role in building and shaping a modern, cloud-native core ledger platform * A collaborative, cross-functional team environment with short decision paths * Competitive salary and benefits package * Versátil working arrangements with hybrid options * Opportunities for professional development and continuous learning * A chance to make a real impact in the fintech space across the Nordic market * Modern office in central Málaga with a strong team culture #J-18808-Ljbffr

📌 QA Lead – Core Ledgers (Andalucía)
🏢 Avarda
📍 Andalucía