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 Summer Internship 2025 – Prague, Czech Republic

Summer Intern 2025 Prague SpendingPulse, UI & Publishing Team

About the Role

As a Software Engineering Intern on the SpendingPulse UI & Publishing team, you will gain hands-on experience working with modern web technologies, developing intuitive and accessible UIs, and contributing to data-driven applications. This internship provides an excellent opportunity to apply your programming knowledge, collaborate with experienced engineers, and learn industry best practices in an agile environment.

What You’ll Do

•\tWork alongside experienced engineers to develop features for SpendingPulse applications

•\tContribute to front-end or back-end development using industry-standard technologies

•\tWrite clean, efficient, and maintainable code with guidance from mentors

•\tParticipate in team discussions, code reviews, and agile development practices

•\tLearn about software development workflows, debugging, and testing best practices

What We’re Looking For

•\tCurrently pursuing a degree in Computer Science, Software Engineering, or a related technical field with a target graduation date between Dec 2025 - August 2026

•\tOutstanding record of academic achievement

•\tAvailable to work full-time from mid-June to the end of August 2025

•\tSome experience with coding through coursework, personal projects, or hackathons

•\tFamiliarity with at least one programming language (e.g., JavaScript, TypeScript, C#, Python, Java)

•\tInterest in web development, databases, or data-driven applications

•\tEagerness to learn, collaborate, and solve problems in a team environment

•\tGood communication skills in English

•\tOur Tech Stack

•\tFront-end: React, Redux, TypeScript

•\tBack-end: ASP.NET Core MVC

•\tDatabase: MS SQL Server

Why Join Us?

•\tHands-on experience with real-world projects and modern technologies

•\tOpportunity to learn from experienced software engineers in a supportive team environment

•\tExposure to agile software development and cross-functional collaboration

•\tA chance to explore a career in tech and contribute to meaningful projects

•\tNetworking events, mentorship opportunities, and hearing from senior leaders

•\tVolunteer and team building opportunities

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.