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Mastercard Software Engineer Intern

London, UK·180 interview reviews·Easy difficulty

50% positive69% applied onlinePosted today
Difficulty
2.4/ 5
Experience
Positive50%
Neutral37%
Negative13%
Interview Source
Applied online69%
Recruiter14%
Referral7%
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Software Engineer Intern Interview Reviews

180
A
Software Engineer Intern Candidate
Feb 28, 2026 · Austin, TX
✗ No offerNegativeAverage

Straightforward — just 2 medium leetcode-tagged problems in 45 minutes. Very fast paced though so be aware of time. A few follow-up questions for the interviewer at the end. No behavioral questions.

Interview QuestionMedium

Merge Intervals - Merge all overlapping intervals

Intervals
M
Software Engineer Intern Candidate
Oct 13, 2025 · Menlo Park, CA
✓ OfferNeutralAverage

Online assessment was difficult, but the final round technical was just 2 leetcode questions. Studying tagged questions and general leetcode helps a lot. Interviewer was friendly and wanted me to succeed.

Interview QuestionMedium

Design Rate Limiter - Implement an API rate limiting system

System Design
M
Software Engineer Intern Candidate
Dec 23, 2025 · Menlo Park, CA
✗ No offerNeutralAverage

Applied online and heard back in about a week. The technical interview was 45 minutes with two coding problems. Focus on time complexity and edge cases. The behavioral portion was brief but important.

Interview QuestionMedium

Give an example of when you had to make a difficult trade-off decision

Decision MakingBehavioral
A
Software Engineer Intern Candidate
Dec 4, 2026 · Austin, TX
✗ No offerNegativeAverage

Had a recruiter screen first, then a technical round focused on system design and coding. The interviewer was very professional and walked through the problem step by step. Good overall experience.

Interview QuestionEasy

Merge Two Sorted Lists - Merge two sorted linked lists into one sorted list

Linked Lists
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About This Role

Focus Areas
Data StructuresAlgorithmsSystem Design
Key Skills
Data StructuresAlgorithmsSystem DesignBehavioral
Details
CompanyMastercard
LocationLondon, UK
Postedtoday
TierEnterprise

Frequently Asked Questions

How hard is it to get hired as a Software Engineer Intern at Mastercard?

The interview difficulty is rated 2.4/5 by candidates. 50% report a positive experience. Focus on Data Structures, Algorithms, System Design to improve your chances.

How long does the Mastercard Software Engineer Intern hiring process take?

The process typically takes 2–6 weeks from application to final decision, depending on the hiring cycle and team availability.

What is the interview process like?

Most candidates go through a recruiter screen, followed by technical coding rounds, and a final interview loop. 69% of candidates applied online.

What questions are asked in a Mastercard Software Engineer Intern interview?

Common topics include data structures & algorithms (arrays, trees, graphs), system design, and behavioral questions using the STAR method. Practice with our AI mock interviewer to prepare.

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