Software Engineer II

Mastercard
Lisbon, PortugalPosted 22 March 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 Software Engineer II About Our Full-Stack-stack Developer Dynamic Yield is on the lookout for a Full-Stack Developer with a keen understanding of the inner workings of web applications and a passion for taming the jungle of behind-the-scenes web servers, coding, and the dynamics of working well in teams. In addition, the Full-Stack Developer will be responsible for optimising speed and efficiency across multiple projects and meeting the demands of the client and the team's needs. Our Full-Stack Developer will be a team player dedicated to ensuring Dynamic Yield remains a global digital leader. In this role, creating data storage solutions and maintaining all databases using clean, well-documented code will be essential. In addition to the tech side, our team members are responsive to the needs of all stakeholders. This role requires someone with the ability to collaborate, understand problems/goals, and then translate those technical requirements into creative and effective solutions. About the role: Deliver quality product and content recommendations in low latency from multiple data centres Data processing at a significant scale Ability to write in Java (Spring Boot) and React. Stay current on new and emerging technologies Optimal Skills for Success: Degree in computer science or a related discipline At least 1-3 years of professional software development experience Good knowledge of Java (Spring Boot) Good knowledge of React.JS Experience in AWS or any other cloud solutions Familiar with Docker, Kubernetes, and ECS - an advantage Good knowledge about NoSQL technologies (e.g. Redis, Elasticsearch) - an advantage Good vibe and strong communication skills. Sharing mutual achievements, supporting each other and having a positive, productive and inclusive environment Looking for innovative, experienced developers interested in proactive roles in shaping technology 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. Everyone wants easier ways to pay; we invent them. Checkout lines are slow; we speed them along. Merchants want more sales; we give them data and insights. People need financial access; we connect them. Corporate purchasing is complicated; we make it simple. Commuters are busy; we speed them on their way. Governments need greater efficiencies; we help create them. Small businesses are virtual; we give them access to a world of buyers. Retailers want to fight fraud; we provide the tools.
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