Senior Software Engineer – Real-Time AI Decisioning
Summary
A senior engineer at Mastercard in Dublin designs and delivers high-performance Java services for real-time AI decisioning in payments. Day to day involves architecture work, building scalable and secure systems, automated testing, and collaborating with product owners and engineers across Agile teams.
Mastercard in Dublin is seeking a Senior Software Engineer to design and deliver high-performance Java solutions for real-time decisioning in the AI & Decision Product Enablement team. You will help build scalable, secure systems and work with product owners, architects, and engineers across Agile teams.
The role emphasizes architecture work, automated testing, and a focus on innovation, platform modernisation, and engineering excellence in a global payments context.