ThetaRay provides AI-driven anti-financial crime technology used by global banks and fintechs to detect money laundering and financial crimes.
Our Madrid office is a key R&D hub with 50+ team members across engineering, data, and customer delivery, working closely with strategic customers across the region.
As a QA Automation Engineer, you will build automated testing frameworks that ensure the reliability and quality of the systems powering ThetaRay’s platform.
Technology: Python, distributed systems, CI/CD pipelines, Kubernetes, Linux.
What you’ll work on:
- Building automated testing frameworks for a distributed AI platform processing large financial transaction datasets
- Developing end-to-end test coverage for machine learning pipelines and data workflows
- Integrating automated testing into CI/CD pipelines used across multiple engineering teams
- Ensuring reliability and quality across customer deployments in large financial institutions
- Experience developing test automation and testing infrastructure using Python
- Experience building automated testing frameworks
- Experience integrating tests into CI/CD pipelines
- Experience testing backend systems or distributed architectures
- Experience working in Linux-based environments
- Fluent Spanish and strong English communication skills (written and spoken)
Top Skills
What We Do
At ThetaRay, we believe that banks no longer have to de-risk when they can expand their cross-border ecosystem safely. ThetaRay is the developer of SONAR, a groundbreaking, AI-powered, transaction-monitoring SaaS solution for cross-border payments that allows banks to expand their business opportunities by achieving safe and reliable cross-border payment monitorisation. ThetaRay's technology is the only packaged SaaS offering that analyzes SWIFT traffic, risk indicators, and client/payer/payee data to detect anomalies indicating money laundering activity across complex, cross-border transaction paths. It is also one of the only AI-driven AML solutions that can be easily integrated and deployed within days, with minimal implementation required. ThetaRay's solution increases detection capabilities for both supervised and unsupervised data and includes profiling and advanced analytics assessments, all in one platform. Financial organizations that rely on highly heterogeneous and complex ecosystems benefit greatly from ThetaRay's unmatchable low false-positive rates.







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