Jobs / Portugal / Mastercard International Incorporated
Senior Software Engineer
Mastercard International Incorporated · 🌍 Lisbon, Portugal
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Sponsor Radar — Mastercard International Incorporated
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About the role
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 Software Engineer Overview Interested in building the next generation platform that empowers end-to-end marketing campaign management inclusive of audience targeting, campaign execution, and measurement? Our platforms operate at global scale, enabling organizations across markets worldwide to leverage data-driven marketing capabilities. The overarching goal of data-driven marketing is to deliver the right content, to the right person, at the right time. The Marketing Services (MS) Technology team is looking for a Senior Software Development Engineer to provide technical ownership, with an emphasis on engineering efficiency, innovation, and on-time delivery. The ideal candidate is passionate about building highly scalable, cloud-native platforms using modern software engineering and data technologies. You will have the opportunity to work across technologies including Java, Spring Boot, React, GraphQL, Databricks, AWS, Spark, Hadoop, event-driven architectures, and real-time data platforms. Our teams leverage GenAI and Agentic AI capabilities throughout the product development lifecycle to accelerate delivery, improve quality, enhance automation, and increase engineering productivity. This role offers an opportunity to help shape Mastercard's ongoing cloud transformation journey while transforming the way we automate, optimise, and innovate the digital marketing lifecycle. Role In this role, you will: • Design & Develop REST APIs and web services using Java, Spring Boot, and modern cloud-native technologies. • Be responsible for assessing technologies and approaches for integrating backend data services with user interfaces. • Work closely with team members from across Mastercard to identify functional and system requirements. • Build scalable, resilient, and high-performing platform capabilities supporting global marketing solutions. • Contribute to engineering excellence through automation, testing, observability, and AI-assisted development practices. • Leverage GenAI-powered tools and workflows to improve software quality, delivery velocity, and developer productivity. All About You The ideal candidate for this position is expected to: • Have hands-on knowledge of Java, Spring Boot, and distributed service architectures (REST APIs). • Be familiar with modern web development technologies including React and/or Angular, NodeJS, GraphQL, etc. • Have an understanding of Domain Driven Design (DDD) and Event Driven Design (EDD). • Build automated quality frameworks based on JUnit and Mockito and have a solid understanding of BDD testing frameworks. • Have exposure to cloud-native technologies and services on AWS. • Be familiar with modern data platforms and technologies such as Databricks, Spark, Hadoop, or similar large-scale data processing frameworks. • Have experience leveraging GenAI and AI-assisted development tools to improve engineering productivity and software quality. • Have excellent oral and written communication skills. • Be familiar with Agile/Scrum methodologies. • Have demonstrated ability to adapt to new technologies and learn quickly. • Be strong, confident, and able to communicate solutions and architecture effectively to a wide variety of stakeholders. • Have a passion for cloud tr