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Posted on 12 August 2026
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We are looking for a hands-on Principal Software Engineer to accelerate delivery across Mastercard Services. Join us in deploying innovative AI solutions and enhancing software capabilities while collaborating with diverse teams to drive impactful results.
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.
