Barclays interview experience Real time questions & tips from candidates to crack your interview
SDE-3
Barclays
3 rounds | 4 Coding
problems
Selected Interview preparation journey
Preparation
Duration: 1.5 months
Topics: Analytics, SQL, Tableau, Power BI, Advanced Excel, Python Analytics
Tip 1 : Confidence and Fluent
Tip 2 : Focus on your mentioned skills
Tip 3 : Go through the Interview questions via Glassdoor
Application process
Where: Other
Eligibility: NIL
Tip 1 : Be Precise and short
Tip 2 : Never lie on the resume they’ll know it.
Interview rounds
01
Round
Medium
Online Coding Interview
Duration75 Minutes
Interview date11 Jan 2022
Coding problem2
32 Questions
30 questions will be pseudo-codes
2 questions will be pure coding out of which 1 question will be easy and other one will be moderate level
1. Largest Prime Factor
Easy
15m average time
85% success
0/40
Asked in companies
You are given a positive integer ‘n’. Your task is to find the largest prime factor of this given positive integer.
Note :
If there is no prime factor of a given integer, then print -1.
Problem approach
Tip 1 : Do practice on Sql queries
Tip 2 : Read about data structures
2. Count Complete Binary Tree Nodes
Easy
10m average time
90% success
0/40
Asked in companies
Given a complete binary tree, you are supposed to return the number of nodes in the given tree.
In a complete binary tree every level, except possibly the last, is completely filled, and all nodes in the last level are as far left as possible.
For example:
For the binary trees in the image below.
The left tree in the image is not a complete binary tree that’s why it is invalid and the right tree in the image is a valid complete binary tree which contains total 6 nodes.
02
Round
Medium
Video Call
Duration30 Minutes
Interview date15 Aug 2022
Coding problem1
Technical Round mainly focused on your skills and your previous work experience(if applicable).
If you’re a fresher then mainly focused on your last semester Major Project in college.
1. DBMS Question
Write a SQL query to get the second highest salary out of a database.
Problem approach
- Applied the basic sql interjection
- Got the highest salary
- applied the order by function and descending
03
Round
Medium
Video Call
Duration45 minutes
Interview date22 Aug 2022
Coding problem1
Team Building and Behavioural Round - Focused mainly on the behaviour and attitude of a person.
General discussion on Day to day problems and how you’ll face and solve it.
1. Puzzle
One wire is getting burnt in 60 mins. Calculate the time 45 mins ?
Problem approach
Tip 1 : Breakdown the problem into bits
Tip 2 : Calculate each bits one by one
Here's your problem of the day 
Solving this problem will increase your chance to get selected in this company
Skill covered: Programming
How do you remove whitespace from the start of a string?
Choose another skill to practice
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