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Barclays Senior Software Engineer Interview Questions, Process, and Tips
Top Barclays Senior Software Engineer Interview Questions and Answers
- Q1. What is GC and what types we have
- Q2. Walk me through a trading process
- Q3. What is JIT compiler
Barclays Senior Software Engineer Interview Experiences
3 interviews found
(5 Questions)
- Q1. Lots of technical questions but the interview was not technical..
- Q2. What is JIT compiler
- Ans.
JIT compiler stands for Just-In-Time compiler, which compiles code during runtime instead of ahead of time.
JIT compiler improves performance by compiling code on the fly as it is needed
It converts bytecode into native machine code for execution
Examples include Java HotSpot JIT compiler and .NET JIT compiler
- Q3. What are futures
- Ans.
Futures are financial contracts that obligate the buyer to purchase an asset or the seller to sell an asset at a predetermined future date and price.
Futures are standardized contracts traded on exchanges, where the buyer agrees to purchase an asset at a future date for a price agreed upon today.
They are commonly used in commodities, currencies, and financial instruments trading.
Futures allow investors to hedge against ...
- Q4. What is GC and what types we have
- Ans.
GC stands for Garbage Collection, a process in programming languages where unused memory is automatically reclaimed.
Types of GC include: Mark and Sweep, Reference Counting, Generational, and Incremental.
Mark and Sweep: Identifies and removes unreachable objects.
Reference Counting: Keeps track of the number of references to an object and deletes it when the count reaches zero.
Generational: Divides objects into different...
- Q5. Walk me through a trading process
- Ans.
A trading process involves buying and selling financial instruments in the market.
Research and analysis of market trends and opportunities
Placing buy or sell orders through a trading platform
Monitoring and managing open positions
Executing trades based on predetermined strategies
Recording and analyzing trade data for performance evaluation
Selected
I applied via Recruitment Consulltant and was interviewed before Sep 2023. There were 4 interview rounds.
3 coding questions on hacekrank platform
(2 Questions)
- Q1. Internal working of hashmap
- Ans.
HashMap is a data structure that stores key-value pairs and uses hashing to efficiently retrieve values.
HashMap internally uses an array of linked lists to store key-value pairs.
When a key-value pair is added, the key is hashed to determine the index in the array where it will be stored.
If multiple keys hash to the same index, a linked list is used to handle collisions.
HashMap uses the hashCode() method of keys to calc...
- Q2. Springbbot, Microservices questions
(2 Questions)
- Q1. Project related
- Q2. System design questions
(2 Questions)
- Q1. General HR Discussion
- Q2. Why you want join the company
- Ans.
I want to join the company because of its innovative projects and strong reputation in the industry.
Impressed by the company's track record of successful projects
Excited about the opportunity to work on cutting-edge technologies
Looking forward to collaborating with talented team members
Skills evaluated in this interview
(1 Question)
- Q1. Python basics ,sql and unix shell
(1 Question)
- Q1. Why Barclays and best work you did till now?
Interview Preparation Tips
What people are saying about Barclays
Interview questions from similar companies
I appeared for an interview before Mar 2016.
Interview Questionnaire
2 Questions
- Q1. Some technical questions were asked
- Q2. They spring hibernate MVC flow and core java and Oracle connectivity questions
Interview Preparation Tips
Experience: There was a Team manager and his junior for the interview
Simple algorithm question about sorting
(2 Questions)
- Q1. Algorith question about quick sort
- Q2. Nlonn run time of the sort
- Ans.
The time complexity of the quicksort algorithm is O(n log n).
Quicksort has an average time complexity of O(n log n).
The best case time complexity of quicksort is O(n log n) when the pivot element divides the array into two equal halves.
The worst case time complexity of quicksort is O(n^2) when the pivot element is the smallest or largest element in the array.
Skills evaluated in this interview
Selected
I applied via Naukri.com and was interviewed before Jun 2023. There was 1 interview round.
(2 Questions)
- Q1. Coding round java
- Q2. Spring boot and devops activities
Interview Preparation Tips
Software Engineer Interview Questions & Answers
Equitas Small Finance Bank
Anonymous
posted on 13 Aug 2023
Selected
I applied via Campus Placement and was interviewed before Aug 2022. There were 3 interview rounds.
It was quantitative aptitude test with some coding questions
(3 Questions)
- Q1. This round was to majorly check our confidence and communication style. I was asked to explain the projects that I have done..then some general analytical based questions that were non technical.
- Q2. Why didn't you want to pursue higher studies?
- Q3. Tell me about urself and the projects you have done
Interview Preparation Tips
I applied via Campus Placement and was interviewed in Dec 2020. There were 3 interview rounds.
Interview Questionnaire
3 Questions
- Q1. What is static in java?
- Ans.
Static is a keyword in Java used to create class-level variables and methods.
Static variables are shared among all instances of a class
Static methods can be called without creating an instance of the class
Static blocks are used to initialize static variables
Static import is used to import static members of a class
- Q2. Write a program to replace consecutive same character by single '$' . for e.g. string='Heelo Wworldd'. Output- H$lo $orl$.
- Ans.
The program replaces consecutive same characters in a string with a single '$'.
Iterate through each character in the string
Compare the current character with the next character
If they are the same, replace the next character with '$'
Continue until the end of the string
- Q3. Difference between Function overloading and Function overrriding
- Ans.
Function overloading is having multiple functions with the same name but different parameters. Function overriding is having a derived class implement a method with the same name and parameters as a method in its base class.
Function overloading is used to provide different ways of calling a function with different parameters.
Function overriding is used to provide a specific implementation of a method in a derived class...
Interview Preparation Tips
Skills evaluated in this interview
Software Developer Interview Questions & Answers
AU Small Finance Bank
Anonymous
posted on 16 Sep 2022
I applied via Campus Placement and was interviewed before Sep 2021. There were 2 interview rounds.
It had more than 30 aptitude questions and 2 coding questions
(1 Question)
- Q1. It was totally a tech round all questions were from Data structure, dbms, java, computer networking
Interview Preparation Tips
(1 Question)
- Q1. How to find out prime number
- Ans.
Prime numbers are numbers that are only divisible by 1 and themselves.
Start by checking if the number is less than 2, as prime numbers start from 2.
Iterate from 2 to the square root of the number and check if the number is divisible by any of these numbers.
If the number is not divisible by any number in the range, then it is a prime number.
Interview Preparation Tips
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Barclays Senior Software Engineer Interview Process
based on 2 interviews
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