Senior Principal, Software Architect | Global Open Finance

Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we’re helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest potential. Title and Summary Senior Principal, Software Architect | Global Open Finance Overview: Mastercard’s Open Finance team is seeking a Senior Principal, Software Architect to define and drive the architecture that enables this vision. This is a hands-on individual contributor role with broad influence across Product, Engineering, and Technology. You will establish the target architecture, define a practical path from today's platforms to a unified global ecosystem, and partner across teams to deliver scalable, secure, and resilient solutions. Success in this role means enabling teams to build faster, promoting consistent and reusable capabilities across markets, and creating a platform that securely connects consumers, businesses, and financial institutions through seamless Open Finance experiences. The Mastercard’s Customer Acquisition & Engagement business helps brands attract customers, build loyalty and grow customer relationships. Our vision is to bring together assets across Mastercard into a more unified Marketing Technology platform: connected data, shared capabilities and consistent interfaces that support products and markets globally. This is a full-time hybrid role based in Dublin, requiring three days per week onsite. Role: • Define and drive the North Star architecture for Mastercard Open Finance, translating business and product strategy into a scalable, long-term technology vision. • Develop and execute phased architecture roadmaps that modernize existing platforms while establishing clear priorities, dependencies, milestones, and measurable outcomes. • Lead architectural decision-making across Product, Engineering, and Technology, balancing competing requirements and aligning teams around common goals. • Evaluate complex technical challenges, identify architectural risks, trace critical platform, data, and customer flows, and develop proofs of concept to validate solutions. • Use generative AI and AI-assisted engineering practices to research and challenge designs, accelerate prototyping, assess implementations, and improve engineering effectiveness while applying sound technical judgment. • Establish and promote reusable architecture patterns, reference implementations, Infrastructure as Code, automation frameworks, and engineering standards that enable teams to deliver consistently and efficiently. • Simplify and modernize the platform by consolidating overlapping capabilities, reducing unnecessary dependencies, and retiring legacy technologies. • Design and evolve cloud-native services supporting bank connectivity, consent management, identity, financial data aggregation, and account-to-account payment capabilities. • Balance global platform consistency with local regulatory, compliance, privacy, data residency, and market-specific requirements. • Guide architecture from concept through production, ensuring solutions are secure, resilient, scalable, observable, high-performing, and cost-efficient. • Influence technical and business decisions across all levels of the organization by translating complex architectural concepts into clear business outcomes and strategic recommendations. • Mentor architects and engineers, foster cross-functional collaboration, and promote engineering excellence through technical l