ServiceNow Software Engineer Interview Questions

14+ ServiceNow Software Engineer interview questions drawn from real candidate reports. Sources include 1Point3Acres, Blind, Glassdoor, Reddit, and LeetCode. Questions span every stage of the ServiceNow Software Engineer loop: OA, phone screen, system design, behavioral, and onsite coding.

What to Expect in the ServiceNow Software Engineer Interview

The ServiceNow Software Engineer interview process typically runs 4 to 6 rounds depending on seniority level. Based on candidate reports in the LeakCode database, the loop usually includes a resume review, an online assessment or coding phone screen, one or more technical rounds, a system design round (for senior and above), and a behavioral or values round.

Difficulty skews toward medium and hard LeetCode-style problems in the coding rounds. System design questions test breadth (component selection, scaling, trade-off reasoning) more than deep implementation. Behavioral questions are tied to the company's stated values and principles.

ServiceNow Software Engineer Questions (Sample)

ServiceNow SDE-1 College Online Assessment Problems and Solutions

oa easy 2026 1p3a

https://leetcode.com/problems/reverse-linked-list-ii/solutions/7494415/leetcode-92-reverse-linked-list-ii-simpl-7ovq https://leetcode.com/problems/remove-duplicates-from-sorted-list-ii/solutions/74944

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ServiceNow Staff Software Engineer Interview: HLD, LLD, and Coding Challenges

take home 2026 1p3a

Round 1 [Text Justification](https://leetcode.com/problems/text-justification) ## Round 2 **(LLD)** Design a Loan Management System where customers can take loan and see the monthly EMI for the ent

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ServiceNow Senior Frontend Software Engineer Interview Experience

2026 1p3a

Hi everyone, I recently went through the interview process for a **Senior Software Engineer - Frontend Developer role at ServiceNow**, and wanted to share my experience. --- ## Round 1 (DSA + Frontend

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ServiceNow USA Staff Software Engineer Interview Experience and Offer

onsite hard 2025 1p3a

**Role:** Staff Software Engineer **Hiring Manager Screen (60 mins)** This session covered behavioral questions, a deep dive into past role impact, and technical implementation. * **Problem:** Impleme

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ServiceNow IC2 Software Engineer Interview Experience

2025 1p3a

**Round 1 Interview Structure** * **Resume Discussion:** 15 minutes. * **Data Structures and Algorithms:** 45 minutes. **Problem Statements** 1. **Split Array Largest Sum:** Given an array of integers

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ServiceNow Staff Software Engineer Full Stack Interview Experience

2025 1p3a

Applied on Nov 2nd week through referral Recruiter reached out to me after couple of days and forwarded my profile to another team Received call after couple of weeks to schedule an Technical intervie

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ServiceNow Frontend Interview Experience 2024

easy 2025 1p3a

Round 1: One or two DSA questions of easy level on Arrays and unexpected followups Deep cloning an object and various other JS questions of medium level Round 2: One JS based question which is depende

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#146 LRU Cache

coding medium lc_company

LeetCode #146: LRU Cache. Difficulty: Medium. Topics: Hash Table, Linked List, Design, Doubly-Linked List. Asked at ServiceNow in the last 6 months.

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#122 Best Time to Buy and Sell Stock II

coding medium lc_company

LeetCode #122: Best Time to Buy and Sell Stock II. Difficulty: Medium. Topics: Array, Dynamic Programming, Greedy. Asked at ServiceNow in the last 6 months.

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#20 Valid Parentheses

coding easy lc_company

LeetCode #20: Valid Parentheses. Difficulty: Easy. Topics: String, Stack. Asked at ServiceNow in the last 6 months.

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#127 Word Ladder

coding hard lc_company

LeetCode #127: Word Ladder. Difficulty: Hard. Topics: Hash Table, String, Breadth-First Search. Asked at ServiceNow in the last 6 months.

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#21 Merge Two Sorted Lists

coding easy lc_company

LeetCode #21: Merge Two Sorted Lists. Difficulty: Easy. Topics: Linked List, Recursion. Asked at ServiceNow in the last 6 months.

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#994 Rotting Oranges

coding medium lc_company

LeetCode #994: Rotting Oranges. Difficulty: Medium. Topics: Array, Breadth-First Search, Matrix. Asked at ServiceNow in the last 6 months.

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#1192 Critical Connections in a Network

coding hard lc_company

LeetCode #1192: Critical Connections in a Network. Difficulty: Hard. Topics: Depth-First Search, Graph Theory, Biconnected Component. Asked at ServiceNow in the last 6 months.

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Difficulty Breakdown

4

easy

3

medium

3

hard

Based on 14 questions with difficulty labels from candidate reports.

Interview Rounds

Here is how the ServiceNow Software Engineer questions in the LeakCode database break down by interview round, based on what candidates reported:

Round Questions in Database
coding 7
take home 1
onsite 1
oa 1

Most Common Topics

graph (5) linked list (3) dp (2) stack (1) greedy (1) binary search (1)

Question Recency

3

2026

4

2025

Question counts by interview year, based on candidate-reported dates.

How to Prepare for the ServiceNow Software Engineer Interview

Use the LeakCode question database as your primary research tool. Filter by role (Software Engineer), then by round type to focus your prep on the specific stages in your upcoming loop. Sort by recency to see what 2026 candidates actually faced.

  • Start with questions from the last 12 months. Interview processes change and recent data is the strongest signal.
  • Cross-reference questions that appear in multiple sources (1p3a, Blind, Glassdoor). Multi-source confirmation means a question has stronger recurrence probability.
  • For system design rounds: focus on the question patterns, not individual questions. The same design principles recur across many prompts.
  • For behavioral rounds: map your experiences to the company's stated values before the interview. Most behavioral questions at top companies are derivatives of a small set of core leadership competencies.

FAQ

How many ServiceNow Software Engineer questions are in the database?

14+ questions from verified candidate reports. The count grows as new reports are scraped daily from 1Point3Acres, Blind, Glassdoor, Reddit, and LeetCode.

Are these questions from real ServiceNow interviews?

Yes. All questions are sourced from actual candidate interview reports, not generated by AI. Each entry links back to its source URL where available, and questions are tagged with the year and round reported by the candidate.

How current is this data?

LeakCode updates daily. The database is filtered to exclude duplicate and low-quality entries. You can filter by interview year to focus on recent cycles.

Does LeakCode cover ServiceNow OA questions specifically?

Yes. The database includes online assessment questions tagged with round type. See the ServiceNow OA page for a dedicated view.

Related: ServiceNow All Questions · ServiceNow OA Questions · Browse All Companies · Data Sources