Visa

Software Engineer (Internship) Interview Experience - Belfast, United Kingdom

January 16, 2026

Positive ExperienceGot Offer

Process

A HackerRank coding challenge pre-req. Then I was invited to two interviews:

Technical focusing on programming and software development tools, and this also includes a short coding challenge
More soft-skill focused interview

Questions

Explain the concept of test-driven development?

Can you explain the concept of version control?

Can you detail a complex debugging scenario you have encountered and how you resolved it?

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Interview Statistics

The following metrics were computed from 1 interview experience for the Visa Software Engineer (Internship) role in Belfast, Northern Ireland.

Success Rate

100%

Pass Rate

Visa's interview process for their Software Engineer (Internship) roles in Belfast, Northern Ireland is incredibly easy as the vast majority of engineers get an offer after going through it.

Experience Rating

Positive100%

Neutral0%

Negative0%

Candidates reported having very good feelings for Visa's Software Engineer (Internship) interview process in Belfast, Northern Ireland.

Visa Work Experiences

Great people, great pay. Work could be better

Software Engineer • Current Employee

Belfast, Northern Ireland, United Kingdom

Pros: Great collaboration between and inside teams.

Cons: Work varies; you may not work on something exciting for a long time.

Great people, great pay. Work could be better

Software Engineer • Current Employee

Belfast, Northern Ireland, United Kingdom

Pros: Great collaboration between and inside teams.

Cons: Work varies; you may not work on something exciting for a long time.

A good company to work for

Senior Software Engineer • Current Employee

Belfast, Northern Ireland, United Kingdom

January 17, 2024

Pros: Work colleagues are smart and always willing to answer queries and questions.

Cons: Varies by team, but management can be inconsistent in their goals and objectives.

A good company to work for

Senior Software Engineer • Current Employee

Belfast, Northern Ireland, United Kingdom

January 17, 2024

Pros: Work colleagues are smart and always willing to answer queries and questions.

Cons: Varies by team, but management can be inconsistent in their goals and objectives.

Good benefits, slow pace environment

Software Engineer • Current Employee

Belfast, Northern Ireland, United Kingdom

Pros: Good benefits. Good bonus (dependent on personal and company performance). Great environment to learn at your own pace. Smart people. You can move teams if you are not happy with your current team.

Cons: Slow pace on current team. A lot of security remediation tickets. Salary is average in my city.

Good benefits, slow pace environment

Software Engineer • Current Employee

Belfast, Northern Ireland, United Kingdom

Pros: Good benefits. Good bonus (dependent on personal and company performance). Great environment to learn at your own pace. Smart people. You can move teams if you are not happy with your current team.

Cons: Slow pace on current team. A lot of security remediation tickets. Salary is average in my city.

Great people, great pay. Work could be better

Software Engineer • Current Employee

Belfast, Northern Ireland, United Kingdom

Pros: Great collaboration between and inside teams.

Cons: Work varies; you may not work on something exciting for a long time.

4.0
Great people, great pay. Work could be better
Software Engineer • Current Employee
Belfast, Northern Ireland, United Kingdom
March 27, 2025
Pros: Great collaboration between and inside teams.
Cons: Work varies; you may not work on something exciting for a long time.

A good company to work for

Senior Software Engineer • Current Employee

Belfast, Northern Ireland, United Kingdom

January 17, 2024

Pros: Work colleagues are smart and always willing to answer queries and questions.

Cons: Varies by team, but management can be inconsistent in their goals and objectives.

5.0
A good company to work for
Senior Software Engineer • Current Employee
Belfast, Northern Ireland, United Kingdom
January 17, 2024
Pros: Work colleagues are smart and always willing to answer queries and questions.
Cons: Varies by team, but management can be inconsistent in their goals and objectives.

Good benefits, slow pace environment

Software Engineer • Current Employee

Belfast, Northern Ireland, United Kingdom

Pros: Good benefits. Good bonus (dependent on personal and company performance). Great environment to learn at your own pace. Smart people. You can move teams if you are not happy with your current team.

Cons: Slow pace on current team. A lot of security remediation tickets. Salary is average in my city.

4.0
Good benefits, slow pace environment
Software Engineer • Current Employee
Belfast, Northern Ireland, United Kingdom
May 30, 2022
Pros: Good benefits. Good bonus (dependent on personal and company performance). Great environment to learn at your own pace. Smart people. You can move teams if you are not happy with your current team.
Cons: Slow pace on current team. A lot of security remediation tickets. Salary is average in my city.

Visa Interview Questions

3Sum

Find all unique triplets in an array that sum to zero. You'll need to consider the potential for duplicate numbers and avoid duplicate triplets in your solution.

ArraysTwo Pointers

Balanced Binary Tree

Determine if a binary tree is height-balanced. A height-balanced tree is defined as one where the difference in height between the left and right subtrees of every node is no more than 1.

Length of Longest V-Shaped Diagonal Segment

Find the length of the longest diagonal segment in a matrix that forms a V-shape. A V-shape is defined by monotonically decreasing values followed by monotonically increasing values along the diagonal.

Dynamic ProgrammingArrays

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