A global technology company in Dublin is seeking a Principal in Platform Architecture to lead infrastructure design and strategy. The ideal candidate should have deep expertise across various platform technologies, demonstrate strong leadership, and ensure secure architecture solutions. Responsibilities include collaborating with cross-functional teams and mentoring peers to achieve scalable, automated deployments in a highly regulated environment. This role offers an opportunity to work in a dynamic team focused on innovation and reliability. #J-18808-Ljbffr
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 Principal, Platform Architecture Who is Mastercard? Mastercard is a global technology company in the payments industry. Our mission is to connect and power an inclusive, digital economy that benefits everyone, everywhere by making transactions safe, simple, smart, and accessible. Using secure data and networks, partnerships and passion, our innovations and solutions help individuals, financial institutions, governments, and businesses realize their greatest potential. Our decency quotient, or DQ, drives our culture and everything we do inside and outside of our company. With connections across more than 210 countries and territories, we are building a sustainable world that unlocks priceless possibilities for all. Overview Infrastructure Design Services is a team of Technology Architects and Engineers responsible for the analysis and design of the infrastructure framework to fit the application, platform or system needs in-line with MasterCard's operational, scalability, and availability standards and principles. Role Serve as the principal infrastructure design authority, providing architectural leadership across multiple programs and platforms to ensure scalable, secure, and automated infrastructure solutions. Accountable for end-to-end technical outcomes, shaping infrastructure strategy, standards, and long-term architecture decisions across the organization. Lead the design and governance of complex infrastructure architecture, producing and reviewing technical designs (e.g., TADs, deployment models, dependency mappings) that enable reliable, repeatable, and secure deployments across environments. Collaborate with security, network, and platform architecture teams to ensure designs are secure-by-design, compliant, and aligned to enterprise and Zero Trust standards. Act as a technical mentor and design reviewer, providing guidance, feedback, and quality oversight across infrastructure designs. All About You Deep, multi-domain expertise across enterprise infrastructure and platform technologies including compute, storage, virtualization, networking, security, containers, and operating systems, with a strong focus on automation and Infrastructure-as-Code (Terraform, Ansible, Chef, or similar). Proven ability to design complex distributed systems, translating business and platform requirements into scalable, secure, and repeatable infrastructure architectures. Broad technical authority across infrastructure domains including networking, firewalls, security controls, identity, platform services, and automation frameworks. Demonstrated experience influencing enterprise architecture decisions, driving standards and patterns that enable reliable, automated platform deployments. Strong cross-organizational collaboration skills, partnering with product, platform engineering, security, and operations teams to deliver integrated solutions at scale. Recognized technical leader and mentor, actively contributing to the Infrastructure Design Engineering guild through knowledge sharing, design reviews, and technical guidance. Experience operating within highly regulated, security-focused enterprise environments. Bachelor’s degree in Computer Science, Information Systems, or equivalent experience. (preferred) Corporate Security Responsibility All activities involving access to Mastercard assets, information, and networks comes with an inherent risk to the organization and, therefore, it is expected that every person working for, or on behalf of, Mastercard is responsible for information security and must: Abide by Mastercard’s security policies and practices; Ensure the confidentiality and integrity of the information being accessed; Report any suspected information security violation or breach, and Complete all periodic mandatory security trainings in accordance with Mastercard’s guidelines. #J-18808-Ljbffr
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. In the time between when you swipe your Mastercard and you receive the approval, Authorization Decisioning has provided your transaction with more than 35 different market-facing services—including industry leading fraud detection. Everyday Authorization Decisioning provides these same robust computational intelligence services to more than a billion transactions around the planet. Principal Software Engineer As a Principal Software Engineer for Authorization Decisioning, you will provide both technical and strategic leadership. You will play a key role in driving architectural direction and making technical decisions across the program, collaborating closely with our technology and product partners. You are a way finder. You are working across organizational lines to partner with architects, product managers, analysts, managers, and engineers to collaboratively and creatively find solutions to evolving our growing platform. You are an enabler. You are hands‑on experimenting, building, creating, guiding, and mentoring engineering teams through to seeing the realization of these solutions into production. Role Responsibilities: Between 20-40% individual contributor with technical team leadership. Who is recognised as a team/s authority and technical expert within a discipline and drives innovation and organisational growth through their contributions. Work on complex enterprise-wide initiatives spanning multiple services/programs and drives resolution by collaborating with business/product owners, engineers, and architects to design and deliver on new services to introduce new products. Has skills to succinctly articulate architecture patterns of complex systems, with business and technical implications, to executive and customer stakeholders. Own and drive technology roadmaps aligned to departmental strategy and long term business vision for Authorisation Decisioning. Set priorities, objectives, and drive deliverables within global technology domains and sub-domains and engage with the broader technical community to anticipate developments in innovation and evaluate new solutions for future business platform system requirements. Leverages input of partners and personal experience to make thoughtful decisions on technical direction and then has the ownership to see those decisions through. Practice sustainable incident response and conduct blameless postmortems, taking a holistic approach to problem‑solving during production events. Explain technical issues and solution strategies to stakeholders, ensure timely accomplishment of technical designs and delivery milestones and liaise with stakeholders to understand business needs. All About You You’ve made your career in designing and building high performance, high transaction volume, and globally scalable platforms. As an individual contributor you made your name by solving the hard problems that no one else could and as your career grew so did the complexity. Designing and building exceptional software may be one of your greatest strengths, but you understand it’s only part of the broader challenge. You actively collaborate with SRE, Performance Engineering, and Infrastructure teams to ensure architectures are sound, properly tuned, and that your teams’ code is optimized for each environment. You lead by example—your intelligence and work ethic are evident. From early ideation, where you ensure everyone’s ideas are heard and respected, to production crises, where you stay alongside the engineers to resolve last‑minute issues, your leadership is consistently visible. The culture you embody becomes the culture the team follows. Qualifications: Extensive experience in software engineering, including secure solution delivery in complex, globally distributed environments. Deep understanding of software engineering concepts, methodologies, and modern delivery practices. Experience working with real time, scalable, cloud native systems and CI/CD practices. Data‑intensive designing and architecture patterns – APIs, event‑driven‑services, batch‑services, messaging systems, and big data. Strong analytical skills with experience developing metrics, dashboards, and executive reporting. Data‑intensive programming – Java, gRPC, REST API, Microservices, Kafka, MQ, and Spring. Cloud and DevOps Architecture – Kubernetes, Docker, and Pivotal Cloud Foundry Databases – Oracle, Apache Druid, In‑memory distributed data grid, PostgreSQL, Cassandra, ElasticSearch Tools – Eclipse or IntelliJ, Sonar, GIT, Maven, SQL Developer, Jenkins, CI/CD, Gatling Strong written and verbal communication skills with the ability to influence without authority. Education Preferred Bachelor’s or Master’s degree in Computer Science, Information Technology, Engineering with related experience in fintech and payments. Corporate Security Responsibility Abide by Mastercard’s security policies and practices; Ensure the confidentiality and integrity of the information being accessed; Report any suspected information security violation or breach, and Complete all periodic mandatory security trainings in accordance with Mastercard’s guidelines. #J-18808-Ljbffr
A global payment technology company in Dublin is seeking a Principal Software Engineer to provide technical and strategic leadership for Authorization Decisioning. You will collaborate across teams to drive architecture and technical decisions, manage complex initiatives, and lead engineering teams. Strong expertise in high-performance systems, cloud-native technologies, and software engineering principles is essential. The ideal candidate will have a Bachelor's or Master's degree in Computer Science or a related field and demonstrated success in developing high transaction volume platforms. #J-18808-Ljbffr
Blockchain • Fintech • Payments • Consulting • Cryptocurrency • Cybersecurity • Quantum Computing Lead and execute research on global payments and financial services trends, synthesizing qualitative and quantitative analysis into forward-looking insights for published research and senior • Fintech • Payments • Consulting • Cryptocurrency • Cybersecurity • Quantum ComputingLead the development of high-performance Java applications for Mastercard's fraud prevention platform, providing solutions and supporting junior engineers. Top Skills: AzureCloud Software DevelopmentEclipseIntellijJava Sdk 1.8 Or GreaterJbossJSONKafkaLinuxMavenMicroservices ArchitectureMulti-ThreadingPcfPivotalShell ScriptingSpring FrameworkSQLTomcatBlockchain • Fintech • Payments • Consulting • Cryptocurrency • Cybersecurity • Quantum ComputingLead Software Engineer responsible for modernizing platforms, collaborating with teams, ensuring compliance, mentoring developers, and driving engineering excellence in fraud-related solutions. Top Skills: Ai TechnologiesApplication Lifecycle Management ToolsFraud Rule EnginesMicro-ServicesNoSQLProgramming LanguagesRelational Databases Title and Summary l. Senior Software Engineer - T est Who is Masterc ard? Mastercard is a global technology company in the payments industry. Our mission is to connect and power an inclusive, digital economy that benefits everyone, everywhere by making transactions safe, simple, smart, and accessible. Using secure data and networks, partnerships and passion, our innovations and solutions help individuals, financial institutions, governments, and businesses realize their greatest poten ial. Our decency quotient, or DQ, drives our culture and everything we do inside and outside of our company. With connections across more than 210 countries and territories, we are building a sustainable world that unlocks priceless possibilities fo r all. We are seeking an experienced Test Engineer to provide technical expertise in automated and manual testing of Java-based, distributed, highly available applications, where system quality and performance is cr itical! Are you a tester with automation experience, or a developer looking to specialise in testing? Are you passionate about maintaining and improving software quality? Do you enjoy writing code to automate test a ctivities? Are you motivated to be a part of driving a world b eyon n cash? Responsibilities Develop and execute automated tests for web APIs and GUIs (Java, python). Develop and execute manual exploratory tests. Identify and implement more complex automation efforts. Collaborate with team members and internal stakeholders to ensure requirements meet customer needs, and software meets requirements. Work closely with business and development teams to define test plans and schedules. All About You Bachelor's degree in Information Systems, Information Technology, Computer Science or Engineering or equivalent work experience. Recent experience developing automated tests or applications (Java or python). Comfortable creating and maintaining data-driven automated tests for complex distribute systems. Command-line scripting and troubleshooting skills (Linux). Understanding of API protocols and web services (REST, JSON). Hands-on experience working with version control (Subversion, git). Able to analyse application logs and assist other engineers by utilizing basic debugging techniques. Able to perform routine database administration and queries (PostgreSQL/MySQL). Familiar with continuous integration (Jenkins). Familiar with defect/requirements management tools (Rally, Bugzilla). Familiarity with card payments systems or security an advantage. Experienced in Agile development (Scrum). Able to work autonomously and within a team environment. Actively involved in your own professional development and skills growth. Corporate Security Responsibility Abide by Mastercard's security policies and practices; Ensure the confidentiality and integrity of the information being accessed; Report any suspected information security violation or breach, and Complete all periodic mandatory security trainings in accordance with Mastercard's guidelines. Mastercard Dublin, Dublin, IRL Office One South County, South County Business Park, Dublin, Dublin, Ireland, D18 What you need to know about the Dublin Tech Scene From Bono and Oscar Wilde to today's tech leaders, Dublin has always attracted trailblazers, with more than 70,000 people working in the city's expanding digital sector. Continuing its legacy of drawing pioneers, the city is advancing rapidly. Ireland is now ranked as one of the top tech clusters in the region and the number one destination for digital companies, with the highest hiring intention of any region across all sectors. #J-18808-Ljbffr
A leading global technology company in Dublin is seeking a Senior Software Engineer to join their team. The role involves developing and executing automated tests for web APIs and GUIs while collaborating with various teams to ensure high software quality. Candidates should have a Bachelor's degree in relevant fields and substantial experience with Java or Python automation testing. This position is crucial for maintaining the performance of critical applications within the company. #J-18808-Ljbffr
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 Manager Software Engineering Overview Mastercard Payment Gateway Services is a leading supplier of online payment and fraud screening services. We are an innovative and ambitious market leader intent on growing our global presence. We follow the best software development and Agile practices, to deliver successfully, again and again. As part of our ongoing expansion, we're looking for a Manager Software Engineer who is passionate about technology and people and enjoys creating and delivering successful software platforms while growing people to perform at their best. Role Plan, design and develop technical solutions and alternatives to meet business requirements in adherence with MasterCard standards, engineering principles, processes, and best practices. Provide strong people leadership and technical guidance to team – lead with a technical vision prioritizing business value. Technologies include Java, React, PCF, Spring Boot and Oracle. Lead by example with hands‐on approach that demonstrates engineering excellence. Work closely with product manager, technical leads and architects to align on objectives and architecture guidelines. Act as the scrum master to ensure successful delivery of software capabilities. Take ownership of complex problems and production incidents with dependencies across services and collaborate with cross‑functional teams to drive timely resolution. Perform code reviews to ensure best practices. Establish effective partnerships and relationships across multiple organizations. Encourage knowledge sharing and collaboration within your Guild/Program to drive the reuse of patterns, libraries, and best practices, enhancing overall productivity. All About You Advanced skills in designing, building, and implementing robust solutions that perform faultlessly at scale. Experience in using modern software development practices, including test‑driven development, automated testing, micro‑services and continuous delivery. Strong analytical and communication skills and have proven experience in collaborating effectively with business stakeholders. Exceptional attention to detail and time management skills. Experience working in an Agile environment. Proficient programming skills with a deep understanding of Java, React, SQL and Spring Framework. Experience working with highly scalable, reliable, maintainable, performant and secure applications. Bachelor’s degree in computer science, Software Engineering, or a related field. Corporate Security Responsibility All activities involving access to Mastercard assets, information, and networks comes with an inherent risk to the organization and, therefore, it is expected that every person working for, or on behalf of, Mastercard is responsible for information security and must: Abide by Mastercard’s security policies and practices; Ensure the confidentiality and integrity of the information being accessed; Report any suspected information security violation or breach; Complete all periodic mandatory security trainings in accordance with Mastercard’s guidelines. #J-18808-Ljbffr
Overview The Mastercard Global Acceptance and + Merchant Solutions (GA+MS) team is dedicated to growing Mastercard revenue from transaction switching and proprietary value-added services associated with switching and as standalone offerings. The Networks Exchange team (as part of GA+MS) partners with other Mastercard product groups, engineering and regional partners to enhance the strategic fit, quality, efficiency and applicability of Mastercard’s network and services assets to customer needs. The team creates and packages Product and Solutions offerings to drive new transaction flows, VAS product distribution and competitive advantage with merchants, processors, financial institutions, fintechs, and other industry participants. Who is Mastercard? Mastercard is a global technology company in the payments industry. Our mission is to connect and power an inclusive, digital economy that benefits everyone, everywhere by making transactions safe, simple, smart, and accessible. Using secure data and networks, partnerships and passion, our innovations and solutions help individuals, financial institutions, governments, and businesses realize their greatest potential. Our decency quotient, or DQ, drives our culture and everything we do inside and outside of our company. With connections across more than 210 countries and territories, we are building a sustainable world that unlocks priceless possibilities for all. Role The Product Director, Networks Exchange (NEX) will be a leader in product operations with responsibilities to develop, optimize and manage NEX product offerings. This role acts as liaison with NAM and international markets to provide operational support and product subject expertise. The director focuses on creating a product management framework to operate NEX processing products and works with customers, customer success management, account management, engineering, and other internal regional teams to support new and existing product features globally. In This Position, You Will Manage NEX product documentation in partnership with technical writers to deliver clear, high-quality content for enhancement releases, product manuals, and briefs. Create engaging stories and presentations for the team to communicate product plans, status updates, and initiatives. Build subject matter expertise to optimize documentation and training tools for an exceptional user experience. Oversee Studio and Studio Light processes to operationalize new features, regional expansions, and development efforts, including training materials. Define support processes and materials for new products and enhancements. Align with customer value propositions and go-to-market needs; collaborate with regional product managers on launch materials. Coordinate with regional teams on product and enhancement launches, ensuring training, materials, and technical support are in place. Establish feedback loops to confirm delivered features meet client needs. Develop reports and dashboards to track key initiatives, product performance, and project status. All About You The ideal candidate for this position should: Have significant experience in payment switching technologies, product management and GTM experience in the global payment industry Be skilled at explaining technical problems succinctly and clearly to non-technical people Always look for potential solutions to solve problems including those that require consuming and analyzing significant amounts of information Pay strong attention to detail Be positive and have a can-do attitude combined with an ability to manage customer expectations and be assertive and persuasive Deep knowledge of issuer and acquirer processing features, functions and processes Corporate Security Responsibility All activities involving access to Mastercard assets, information, and networks comes with an inherent risk to the organization and, therefore, it is expected that every person working for, or on behalf of, Mastercard is responsible for information security and must: Abide by Mastercard’s security policies and practices; Ensure the confidentiality and integrity of the information being accessed; Report any suspected information security violation or breach, and Complete all periodic mandatory security trainings in accordance with Mastercard’s guidelines. #J-18808-Ljbffr
A global technology company in Dublin is seeking an experienced Product Director for Networks Exchange. This role focuses on product operations, including developing and optimizing product offerings, managing documentation, and coordinating with regional teams. Ideal candidates will have significant experience in payment switching technologies and product management. The role involves ensuring training materials are in place and creating engaging presentations for product plans and updates. #J-18808-Ljbffr
