Senior Middleware Platform Engineer | Production Reliability

Mastercard · London, England ·

Last confirmed by our partners on 23 Oct 2026.

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The Middleware team at Mastercard provides operational support to ensure stability, availability and performance of payment and enterprise platforms. The role focuses on Production Platform Administration (PPA) with on-call duties, change implementation and collaboration with the OPA team to deliver BAU activities.

You will monitor and resolve production incidents, support key payment and integration platforms, and contribute to documentation and continuous improvement while upholding security

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