Workday Software Engineer Interview Questions

The questions to prepare for a Workday Software Engineer interview. Questions from real interview reports rank first. Updated daily.

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CodingStart here. 16 questions · ~157 min

Refactor Python record processing to aggregate duplicate IDs in first-seen order using clear, linear-time code.

Unique Binary Search TreesHard

Practice

Count structurally unique binary search trees containing values 1 through n using Catalan dynamic programming.

bstleetcodeDynamic Programming

Workday

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Technical Fundamentals4 questions · ~39 min

Tests how Java heap allocation, reachability, and garbage collection work, plus the practical impact on leaks and pauses.

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System Design16 questions · ~157 min

UML Diagramming EmphasisHard

Explain how UML and object-oriented design concepts transfer to a proprietary programming language.

class structuredesignarchitecture patterns

Workday

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Execution4 questions · ~39 min

Improve CI/CD Pipeline ReliabilityMedium

Explain how you would improve a CI/CD pipeline by defining success, reducing release risk, and planning safe rollback paths.

Trade-offsSuccess CriteriaRisk Assessment

Workday

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Software Architecture3 questions · ~29 min

Project Using Object-Oriented DesignMedium

Evaluates your OOD skills and ability to justify design decisions from a real project.

project experienceoop

Workday

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Behavioral & Leadership4 questions · ~39 min

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