Software Engineer Intern at Mastercard

O'Fallon, Missouri, United States

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Not SpecifiedCompensation

InternshipExperience Level

Full TimeJob Type

NoVisa

Payments, FinTech, Financial ServicesIndustries

Requirements

Currently enrolled in a bachelor’s degree program majoring in Computer Science or a related field with a graduation date of December 2026 or beyond
Exposure to algorithms, data structures, and core computer science concepts
Proficiency in one or more programming languages such as Java, JavaScript, C#, Python, etc
Exposure to automated tests to verify code correctness and expected behavior
Knowledge of source control management (e.g., git), deployment, and task management tools
Strong analytical and excellent problem-solving skills and familiar with the role of debugging tools and information which diagnose issues such as stack traces, memory profiling, code tracing, etc
Eligible to work in the United States, now as well as in the future, without employer sponsorship (e.g., not on F1 visa including CPT or OPT)

Responsibilities

Be a member of a high-performing team of software development professionals
Write high-quality code with a focus on security, design, and maintainability
Be exposed to various phases of software development from design through rollout
Note: specific responsibilities and development tools/languages used will vary based on team placement

Skills

Key technologies and capabilities for this role

Software DevelopmentTransaction ProcessingData AnalysisFraud DetectionSecurityReliability EngineeringPerformance Optimization

Questions & Answers

Common questions about this position

Is this internship position eligible for work authorization sponsorship?

No, this role is not eligible for Mastercard’s work authorization sponsorship. Candidates must be eligible to work in the United States now and in the future without employer sponsorship, and F1 visa holders including those with CPT or OPT are not eligible.

What does the Mastercard summer internship program include?

The program provides networking events, mentorship opportunities, hearing from senior leaders, volunteer and team building opportunities, formal performance assessments, and end-of-summer presentations to peers and Mastercard leadership.

What are the main responsibilities of the Software Engineer Intern?

As a Software Engineer Intern, you will be a member of a high-performing team of software development professionals and write high-quality code with a focus on security, design, and maintainability.

What is the team culture like for software engineers at Mastercard?

Mastercard software engineering teams are obsessed with security, reliability, performance, and are driven to deliver solutions that delight customers. They focus on building simple, safe, and smart solutions that instill trust.

What makes a strong candidate for this Software Engineer Intern role?

Strong candidates will join a high-performing team and contribute by writing high-quality code focused on security, design, and maintainability, while being eligible to work in the US without sponsorship.

Mastercard

Facilitates secure digital payment transactions

About Mastercard

Mastercard operates in the payments industry, focusing on building an inclusive digital economy. The company connects individuals, financial institutions, governments, and businesses through secure data and networks. Mastercard facilitates transactions by charging fees to merchants and financial institutions for processing payments. It serves a wide range of clients across over 210 countries and territories, aiming to make transactions safe, simple, and accessible. The company leverages partnerships and technology to promote growth and sustainability. A key aspect of Mastercard's culture is its decency quotient (DQ), which guides its operations and interactions.

Harrison, New JerseyHeadquarters

2007Year Founded

$9MTotal Funding

M_AND_ACompany Stage

Fintech, Financial ServicesIndustries

10,001+Employees