Cognizant Hiring 2026 for Java Developer – AWS | Freshers & Experienced | Chennai
Cognizant Hiring 2026 for Java Developer – AWS | Freshers & Experienced
Cognizant Hiring 2026: Cognizant is hiring candidates for the Java Developer – AWS position in Chennai, India. This opportunity can be considered by candidates with a Bachelor's or Master's degree who are interested in Java development and cloud technologies.
The position is listed as a hybrid work opportunity, allowing eligible candidates to work in a combination of office and remote environments, subject to Cognizant's applicable work policies.
Cognizant Java Developer – AWS 2026: Quick Details
| Company | Cognizant |
|---|---|
| Job Role | Java Developer – AWS |
| Job ID | 00070527821 |
| Qualification | Bachelor’s / Master’s Degree |
| Experience | Freshers / Experienced* |
| Location | Chennai, India |
| Work Mode | Hybrid |
| Employment Type | Full-Time |
*Candidates should verify the exact experience requirement on the official Cognizant job page before applying, as job eligibility can vary by requisition.
About the Java Developer – AWS Role
The Java Developer – AWS position is suited to candidates interested in developing and maintaining Java-based applications while working with cloud technologies. The role combines software development skills with knowledge of Amazon Web Services.
Candidates should have a strong understanding of programming fundamentals and be prepared to work with development teams on application design, development, testing and maintenance.
Eligibility Criteria
- Candidate should have a Bachelor's or Master's degree.
- Knowledge of Java programming is important for the role.
- Understanding of AWS and cloud computing concepts can be valuable.
- Good problem-solving and analytical skills are expected for software development roles.
- Good communication and teamwork skills are beneficial.
- Candidates should be willing to work from the Chennai location according to the applicable hybrid work model.
Skills Required for Java Developer – AWS
- Core Java
- Object-Oriented Programming
- Java Collections and Exception Handling
- Multithreading fundamentals
- REST API concepts
- Spring / Spring Boot knowledge
- SQL and database fundamentals
- AWS cloud services
- Git and version control
- Debugging and problem-solving
- Software development and testing fundamentals
AWS Skills to Prepare
Candidates preparing for a Java and AWS development role can revise the following cloud concepts:
- AWS EC2
- AWS S3
- AWS IAM
- AWS Lambda
- Amazon RDS
- Amazon VPC
- CloudWatch
- Security and access management
- Basic AWS networking
- Cloud deployment concepts
Possible Responsibilities
Depending on the project and assignment, a Java Developer may work on activities such as:
- Develop and maintain Java-based applications.
- Write clean, maintainable and reusable code.
- Design and develop application components.
- Work with APIs and backend services.
- Integrate applications with cloud services.
- Debug and resolve application issues.
- Participate in testing and code reviews.
- Collaborate with developers, testers, architects and business teams.
- Support application deployment and maintenance activities.
Java Developer Interview Preparation
Candidates should revise Java fundamentals, object-oriented programming, data structures, SQL, REST APIs, Spring Boot and AWS fundamentals before attending the recruitment process.
- Revise Java OOP concepts.
- Practice Java coding problems.
- Study Collections and exception handling.
- Revise Java 8 features such as Lambda expressions and Streams.
- Understand Spring Boot and REST API fundamentals.
- Practice SQL queries and database concepts.
- Revise commonly used AWS services.
- Practice Git and basic CI/CD concepts.
- Prepare project-related questions.
Expected Java Developer Interview Questions
- What are the four pillars of Object-Oriented Programming?
- What is the difference between method overloading and overriding?
- What is the difference between an interface and an abstract class?
- Explain the Java Collections Framework.
- What is the difference between ArrayList and LinkedList?
- What is the difference between HashMap and HashSet?
- What is exception handling in Java?
- What are Java Streams?
- What is a Lambda expression?
- What is Spring Boot?
- What is a REST API?
- What are HTTP GET, POST, PUT and DELETE methods?
- What is AWS EC2?
- What is AWS S3?
- What is AWS Lambda?
- What is IAM in AWS?
- What is the difference between RDS and DynamoDB?
- How would you deploy a Java application on AWS?
- Explain a project you have worked on.
- Why do you want to join Cognizant?
Java Coding Questions to Practice
- Reverse a string without using built-in reverse methods.
- Find duplicate elements in an array.
- Find the second-largest number in an array.
- Check whether a string is a palindrome.
- Count the frequency of characters in a string.
- Find duplicate characters in a string.
- Check whether a number is prime.
- Generate the Fibonacci series.
- Find factorial of a number.
- Sort an array using Java.
How to Apply for Cognizant Java Developer – AWS
Interested candidates can review the official Cognizant job posting and submit their application through the Cognizant Careers portal.
Important: Before applying, candidates should verify the latest eligibility criteria, experience requirement, job status, location and other details on the official Cognizant Careers page.
Frequently Asked Questions
1. What is the job role at Cognizant?
The position is Java Developer – AWS.
2. Where is the job located?
The position is listed for Chennai, India.
3. Is this a work-from-home job?
The provided information indicates a hybrid work model. Candidates should check the official job posting for the applicable office attendance requirements.
4. What qualification is required?
The provided job information specifies a Bachelor's or Master's Degree.
5. What skills are important?
Java programming, OOP, backend development, REST APIs, SQL and AWS/cloud fundamentals are useful areas to prepare for this role.
6. Can freshers apply?
The provided information mentions freshers and experienced candidates. However, candidates should verify the exact experience requirement on the official Cognizant job page before applying.
7. What is the Cognizant job ID?
The job ID provided is 00070527821.
Final Words
The Cognizant Java Developer – AWS Hiring 2026 opportunity in Chennai can be relevant for candidates interested in Java development and AWS cloud technologies. Candidates should ensure that their educational qualifications and experience match the official job requirements before applying.
Interested candidates can use the official Cognizant Careers link above to review the complete job description and submit their application.