NatWest Group Senior Software Engineer Interview Questions, Process, and Tips

A straightforward introduction to core Java along with the Spring framework.

Q1. What are the basic features of Java 8?
Ans. 
Java 8 introduced several new features including lambda expressions, functional interfaces, streams, and default methods.
• Lambda expressions allow you to write code in a more concise and readable way.

• Functional interfaces provide a way to define interfaces with a single abstract method.

• Streams allow for processing sequences of elements in a functional style.

• Default methods allow interfaces to have method implementations...read more
Answered by AI
Add your answer

Q1. What are some critical people capability questions based on specific scenarios?
Add your answer

Q1. Spring Boot Related Questions
Add your answer
Q2. Authentication handling in microservices
Ans. 
Authentication handling in microservices involves securing communication between services and managing user access.
• Implement token-based authentication for secure communication between microservices

• Use OAuth or JWT for authentication and authorization

• Centralize authentication logic in a separate service to avoid duplication

• Implement role-based access control to manage user permissions
Answered by AI
Add your answer
Q3. Microservice design patterns
Add your answer
Q4. Java 8 map function
Ans. 
The map function in Java 8 is used to transform each element of a stream using a given function.
• Map function is a method in the Stream interface that applies a function to each element in the stream and returns a new stream with the transformed elements.

• It is commonly used for converting or manipulating data in a stream without modifying the original data source.

• Example: List numbers = Arrays.asList(1, 2, 3, 4, 5); Lis...read more
Answered by AI
Add your answer

Q1. Explain the software architecture of the project I am working on. Why certain design decisions are made.
Ans. 
The software architecture of the project involves a microservices-based approach with a combination of RESTful APIs and message queues for communication.
• The project follows a microservices architecture to enable scalability and flexibility.

• RESTful APIs are used for communication between different services.

• Message queues like Kafka or RabbitMQ are utilized for asynchronous communication and decoupling of services.

• Certai...read more
Answered by AI
Add your answer
Q2. C++ programming related questions
Add your answer
Q3. Design pattern related questions
Add your answer

Q1. Project role related questions,
Add your answer

Q1. Questions on Java , Multi threading , Spring concepts
Add your answer