About the Position

Senior Java Developer

Date published: Aug 13 2026

Location: Halifax / Canada

Job category: Technology & Engineering

Work model: Hybrid

About the Role

As a Senior Java Developer, you will make an impact by designing, developing, and leading the delivery of scalable, high-performance Java-based applications. You will be a valued member of the technology delivery team and work collaboratively with developers, architects, product teams, and cross-functional stakeholders to build reliable backend solutions that support business-critical applications.

Working Arrangements

Based on this role’s business requirements, this is a remote position. Regardless of your working arrangement, we are here to support a healthy work-life balance through our various wellbeing programs.

The working arrangements for this role are accurate as of the date of posting. This may change based on the project you’re engaged in, as well as business and client requirements. Rest assured; we will always be clear about role expectations.

Important Disclaimers

A few of our roles may require in-person interviews at Cognizant offices or client locations, depending on project or client needs.
Candidate must be legally authorized to work in Canada without the need for employer sponsorship, now or at any time in the future.

Responsibilities

Lead the design, development, and maintenance of Java-based applications using modern backend frameworks and engineering best practices.
Develop, integrate, and support RESTful APIs and microservices using Spring Boot and related Java technologies.
Collaborate with cross-functional teams to support solution design, technical planning, development, testing, and deployment activities.
Participate in system design discussions, code reviews, performance tuning, debugging, and production issue resolution.
Contribute to CI/CD pipeline, release management, and deployment activities while ensuring high-quality deliverables aligned with coding standards.

Requirements

5+ years of overall experience.
Strong hands-on experience with Core Java and Java 8 or above.
Experience developing applications using Spring Boot and the Spring Framework.
Good understanding of microservices architecture and backend application design.
Experience building and consuming REST APIs.
Working knowledge of SQL and/or NoSQL databases such as Oracle, MySQL, MongoDB, or similar platforms.
Experience using Git and CI/CD tools such as Jenkins, Azure DevOps, or similar technologies.
Strong debugging, problem-solving, and analytical skills.
Ability to collaborate effectively in Agile or Scrum delivery environments.

Nice to Have

Experience working with cloud platforms such as AWS, Azure, or Google Cloud Platform.
Exposure to containerization and orchestration tools such as Docker and Kubernetes.
Familiarity with Kafka or other messaging systems.
Knowledge of frontend technologies such as React or Angular.
Experience supporting production applications and resolving technical issues in a timely manner.

We Offer

Salary and Other Compensation:

We regularly assess market data to ensure we offer a competitive compensation package for our associates. The base salary for this position ranges between $61,000 – $91,000 per year. Where the successful candidate may fall within the range depends on relevant education, work and/or management experience and other business-related and job-necessary qualifications. This position is also eligible for Cognizant’s discretionary annual performance-based bonus, as well as benefits that support your physical, mental and financial wellbeing.

About the Company

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.

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, counselling, 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.

Senior Java Developer

Job description