Lead Software Engineer

Mastercard
Dublin, IrelandPosted 22 April 2026

Job Description

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 Lead Software Engineer Overview Join Decision Data Caching team - part of MasterCard's Decision Management Platform, responsible for high performance backbone that ensures critical decision data is always available, consistent, and lightning‑fast. Decision Management Platform serves as the core for multiple business solutions to combat fraud and validate cardholder identity. Our patented Java-based platform processes billions of transactions per month in tens of milliseconds using a multi-tiered, message-oriented approach for high performance and availability. Would you like to develop industry leading solutions for fighting fraud? Are you motivated by speeding business solutions to market? Do you want to innovate, using cutting edge technologies on challenging business problems? Role Deliver solutions by providing direct development of software. Work closely with technical leads for assigned projects to assist in design and implementation tasks. Shape and drive the adoption of new technologies and practices across our teams. Assist with production support issues by acting as a subject matter expert in resolving incidents and problem tickets. Plan, design and develop technical solutions and alternatives to meet business requirements in adherence with MasterCard standards, processes and best practices. Lead day to day system development and maintenance activities of the team to meet service level agreements (SLAs) and create solutions with high level of innovation, cost effectiveness, high quality and faster time to market. Co-ordinate offshore development and manage day to day activities. Accountable for full systems development life cycle including creating high quality requirements documents, use-cases, design and other technical artifacts including but not limited to performance benchmarking, release rollout and deployment plans, contingency/back-out plans, feasibility study, cost and time analysis and detailed estimates. Participate in PoCs (Proof of Concept) and help the Department with selection of Vendor Solutions, Technologies, Methodologies and Frameworks. Collaborate with vendor resources for support of products. Conduct brownbag sessions on new and upcoming technologies, methodologies and application appropriate frameworks. Ensure knowledge transfer of vendor technology to MasterCard staff. Provide technical training to the other team members. Actively look for opportunities to enhance standards and improve process efficiency. Mentor and guide other team members during all phases of the SDLC. Be an integral part of the Agile SAFe discover and elaboration sessions.  Perform requirements and design reviews, peer code reviews and PCI security reviews to ensure compliance with MasterCard standards. Required Skills Demonstrates strong ownership and the ability to learn and adapt quickly. Proven ability to lead through influence by aligning others, driving decisions, and unblocking delivery. Solid understanding of service and platform level system design (e.g. distributed systems, event driven architectures), advanced design patterns (e.g. dependency injection, lazy loading) and experience with open frameworks (e.g. Spring Boot). Strong software engineering fundamentals with hands on development experience designing, building and maintaining production grade systems. Expertise in Java, Spring, gRPC and backend service development for high performance, scalable applications Experience with CI/CD pipeli ... (truncated, view full listing at source)
Apply Now

Direct link to company career page

AI Resume Fit Check

See exactly which skills you match and which are missing before you apply. Free, instant, no spam.

Check my resume fit

Free · No credit card

Share