Java Developer Salary in Croydon, London

Java Developer job description

Job Title: Java Developer

Overview/Summary of the role:

A Java Developer designs, develops, and implements software solutions using the Java programming language. They work in collaboration with other developers, designers, and business analysts to develop high-quality and efficient software applications. A Java Developer is expected to be proficient in multiple programming languages and have knowledge of various software development tools and technologies.

Responsibilities and Duties:

- Design, develop, and test software applications using Java and related technologies

- Develop and maintain code repositories and version control systems

- Collaborate with other developers, designers, and analysts to identify and implement software solutions

- Troubleshoot and optimize software applications to improve performance

Java Developer interview questions

Interviewer: Good morning, can you introduce yourself and tell me about your experience as a Java developer?

Candidate: Good morning, my name is John and I have been a Java developer for the past 5 years. During that time, I have worked on numerous projects involving different technologies and frameworks related to Java.

Interviewer: Great, can you tell me what is your favorite Java framework and why?

Candidate: My favorite Java framework is Spring because it provides a wide range of modules and libraries to handle different aspects of enterprise applications, such as transactions, security, dependency injection, and more.

Interviewer: Please explain what is your understanding of RESTful web services and how have you used them in your previous projects?

Candidate: RESTful web services are a set of architectural principles for designing web-based applications that follow the REST (Representational State Transfer) protocol. In my previous projects, I have used RESTful web services to provide a lightweight and scalable communication mechanism between server and client applications.