Mastercard · Ireland
Join Mastercard as a Senior Principal of Software Engineering in our Dublin Tech Hub. In this role, you will be a technical expert and thought leader, shaping and delivering complex software solutions across products, services, and platforms. You will provide deep technical leadership, influence architecture and design, and partner closely with various stakeholders. Your responsibilities will include leading the design and delivery of software solutions, driving architectural decisions, and championing automation. You should have a strong track record of technical impact, experience in designing and delivering complex software solutions, and a deep understanding of modern software engineering practices.
- Considered an established expert and thought leader in Software Engineering with a strong track record of technical impact as an individual contributor
- Proven experience designing, developing, and delivering complex software solutions across large-scale, distributed, secure, and resilient systems
- Demonstrated ability to lead global or cross-functional technical initiatives involving technology, engineering, architecture, product, or business teams
- Deep experience with modern software engineering practices, SDLC excellence, secure coding standards, code review, testing strategies, and operational readiness
- Progressively grown career with proven design and development experience in multiple languages, software frameworks, secure coding standards, and vulnerability management
- Expert understanding of architecture patterns, application design, APIs, microservices, integration patterns, event-driven architectures, and modern software delivery approaches
- Experience translating complex business and functional requirements into clear technical strategies, designs, and implementation plans
- Strong understanding of DevOps, CI/CD, automation, observability, reliability, scalability, and performance engineering practices
- Ability to drive trade-off discussions and balance competing priorities such as regulatory requirements, security, business value, customer experience, technical debt, and delivery timelines
- Experience improving engineering productivity, quality, operational metrics, and developer experience across areas of technical ownership
- Ability to succinctly articulate complex architecture patterns, technical risks, business implications, and recommendations to senior stakeholders
- Experience contributing to engineering communities, architecture councils, guild initiatives, technical blogs, white papers, patents, or speaking engagements is preferred
- Experience in setting up test environments that simulate production, including high availability, monitoring, automation, and ephemeral architecture to reduce run costs
- Loves creating innovative products and technology solutions in a collaborative environment
- Deep technical expertise in modern software engineering concepts, architecture, design, development, testing, automation, and operational excellence
- Strong individual-contributor leadership skills with the ability to influence without direct authority across teams, functions, and geographies
- Strong analytical and problem-solving skills, with the ability to navigate ambiguity and resolve complex technical challenges
- Ability to quickly learn, evaluate, and apply new technologies, frameworks, patterns, and tools
- Experience partnering with product, business, architecture, and engineering teams to build solutions that create customer and business value
- Ability to support multiple concurrent initiatives while maintaining focus on quality, security, scalability, and delivery outcomes
- Strong communication skills — both verbal and written — with the ability to explain complex technical subjects clearly and succinctly
- Skilled at explaining technical problems, architecture decisions, trade-offs, and recommendations to technical and non-technical stakeholders
- Passionate about mentoring engineers, raising the engineering bar, and building a culture of continuous learning and craftsmanship
- Comfortable representing technical strategy and progress in senior-level forums, architecture reviews, and cross-functional discussions