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Posted on 8 September 2026
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Join us as a Principal AI Engineer to lead the design and architecture of advanced, AI-enabled opportunity identification systems. Guide technical decisions, mentor teams, and drive innovation in digital payments. Ideal for experienced engineers with a strong background in distributed systems and AI technologies.
About Mastercard
Mastercard hires engineers across Dublin, London, Warsaw and a wide Southern/Western European tail. This is payments infrastructure at global scale, not a fintech startup's stack — expect established process and a long interview loop.
