About the Position

Java Developer

Date published: Aug 10 2026

Location: Burgess Hill / United Kingdom

Job category: IT Infrastructure

Work model: Hybrid

Job Summary

We are seeking a Java Developer with experience in Java 11 and higher to join our team in Burgess Hill, UK. You'll work on designing and developing software applications using Java.

Responsibilities

A Java Engineer is responsible for:

Designing and developing software applications using Java
Writing, testing, and maintaining clean, efficient code
Building backend services, APIs, and microservices
Integrating applications with databases and external systems
Troubleshooting bugs and optimizing application performance
Participating in code reviews, testing, and deployment activities
Collaborating with business analysts, QA teams, architects, and other developers
Ensuring applications are scalable, secure, and reliable

Requirements

Hands on Java application design, software development and automated testing (Java 11 and higher).
Intermediate knowledge of basic infrastructure technologies and components.
Familiarity with application containers based on Spring, Vert.X or equivalent.
Familiarity with Cloud services including DevOps concepts and CI/CD tools.
Experience with Event-driven/Micro-services architecture for high-availability/distributed systems.
Experience using Spring Framework, Junit, GitHub, Microservices, Splunk, and APIs.
Experience with Test driven development and unit testing frameworks.
Proficient understanding of code versioning tools (Git) and build toolings Maven or Gradle.

Typical Technologies Used

Java (8/11/17/21)
Spring Boot, Spring Framework
Microservices Architecture
REST APIs
Kafka
SQL/NoSQL Databases
AWS/Azure Cloud
Docker, Kubernetes
Git, Maven, CI/CD Tools

About Cognizant

Cognizant (Nasdaq: CTSH) is an AI Builder and technology services provider, bridging the gap between AI investment and enterprise value by building full-stack AI solutions for our clients. Our deep industry, process, and engineering expertise enables us to build an organization’s unique context into technology systems that amplify human potential, drive tangible outcomes, and keep global enterprises ahead in a fast-changing world. See how at cognizant.ai or @cognizant.

Additional Employment Information

Compensation information is accurate as of the date of this posting. Cognizant reserves the right to modify this information at any time, subject to applicable law.

Applicants may be required to attend interviews in person or by video conference. In addition, candidates may be required to present their current state or government-issued ID during each interview.

Cognizant is an equal opportunity employer. Your application and candidacy will not be considered based on race, color, sex, religion, creed, sexual orientation, gender identity, national origin, disability, genetic information, pregnancy, veteran status, or any other characteristic protected by federal, state, or local laws.

Benefits that Help You Thrive and Grow

Our benefits program is built with you in mind-so you can enjoy a fulfilling, balanced, and healthy life.

Financial Wellbeing

We regularly review market data to ensure compensation reflects the value you bring. Your benefits extend beyond pay and may include retirement plans, financial education, etc.

Physical and Mental Health

We empower you to prioritize your wellbeing through paid time off, flexible working where possible, healthcare plans, counseling, our Mental Health Allyship program, and more.

Your Career, Your Way

With 350,000+ roles at Cognizant, you’ll have opportunities to explore new technologies, industries, and locations-and build the skills you need to grow your career.

Real-World Impact

Think about the biggest brands you rely on. Chances are, they rely on us to help strengthen their business. Here, you’ll turn bold ideas into solutions that improve lives everywhere.

Your Path to Cognizant

Here’s what you can expect from our hiring process. Please keep in mind that it may vary by role and location. Explore our FAQs to learn more.

Step 1: Apply to the Right Opportunity

Find an open role that matches your skills and career goals and show us why you’re the person for the job. Don’t see the right opportunity? Consider joining our Talent Community.

Step 2: Connect with Your Recruiter

If one of our recruiters sees a fit, they’ll set up a short intro call to learn more about you and how your experiences and skills match the role.

Step 3: Show Off Your Skills

If you and our team would like to continue the process, you’ll interview with our hiring team. Some roles may also require technical assessments and/or client interviews.

Step 4: Decision Time

Our team will then review each candidate’s potential to succeed in the role. This step may take some time because we want to find the right fit for both you and us-but you can count on us to keep you updated.

Java Developer

Job description