Mobile Software Engineer Intern - Summer 2026

Our mobile developers keep Block's products simple and make our users faster and smarter by delivering exceptional user experiences and rich data insights. We're looking for engineers of all shapes and sizes, who are excited about contributing to outstanding software and solving hard problems. Our challenges span many technologies, including iOS and Android mobile applications. As a mobile developer at Block, you will work on a small team with people across engineering, product, and creative to build products that serve millions of users across our ecosystem.

You Will

• Collaborate with fellow mobile developers to develop, test, and release high quality apps for our users

• Ensure Block's products work right, every time, by using testing, continuous integration, and in-depth code reviews

• Create interactions and APIs that promote trust, increase security, and make it harder to do the wrong thing

• Contribute to the success of your team's projects and development

• Envision entire new products, features, and flows that are inspired, considered, and magical

You Have

• Pursuing degree in Computer Science, Electrical Engineering, Math or related technical field, graduating between May 2027 and May 2030. We also consider recent bootcamp graduates and engineering training participants within three months of completing program/training requirements.

• Previous internship or project experience building apps for Android or iOS

• Programming experience in one or more object-oriented languages, including: Kotlin, Swift, Java, and Python

Technologies We Use and Teach

• Kotlin, Swift, Java, Python, and Ruby