About the role
As a Senior Java Developer, you will make an impact by designing and delivering resilient, scalable microservices that power secure cards and payments solutions. You will be a valued member of the engineering team and work collaboratively with product owners, architects, and cross-functional teams to drive high-quality technology outcomes aligned with enterprise standards.
In this role, you will:
- Design and build microservices using Spring Boot and Spring Framework to ensure scalability and reliability
- Develop event-driven solutions using Kafka for real-time data streaming and system integration
- Write high-quality Java code with strong JUnit5 test coverage to ensure stability and maintainability
- Develop and optimize SQL queries to support high-volume transactional systems
- Collaborate with stakeholders to translate business requirements into effective technical solutions
Work model
We believe hybrid work is the way forward as we strive to provide flexibility wherever possible. Based on this role’s business requirements, this is a hybrid position requiring 2–3 days per week in a Cognizant or client office in Toronto, Ontario. 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.
What you need to have to be considered:
- 9+ years of solid experience with Java
- Strong experience with Java, specifically microservices, Spring Boot and core Spring components
- Hands-on experience with Kafka, including topic design and consumer patterns
- Advanced SQL skills, including query optimization and performance tuning
- Experience with JUnit5 testing frameworks, including unit and integration testing
- Strong understanding of microservices architecture, including scalability and resiliency
- Experience with secure coding practices and code reviews
- Strong troubleshooting skills for complex production issues
- Excellent communication skills and ability to work in a hybrid team environment
These will help you stand out:
- Experience in cards and payments domain (authorization, settlement, reconciliation)
- Familiarity with the Spring ecosystem, including security and data access modules
- Experience with CI/CD pipelines and automated deployments
- Strong performance optimization experience across applications and databases
- Mentoring or leadership experience within engineering teams
Salary and Other Compensation:
Applications will be accepted until June 12th, 2026.
The annual salary for this position is between $120,000 - $160,000, depending on experience and other qualifications of the successful candidate.
This position is also eligible for Cognizant’s discretionary annual incentive program, based on performance and subject to the terms of Cognizant’s applicable plans.
This job posting is for an existing vacancy within the organization.
About us
Cognizant (Nasdaq: CTSH) is an AI Builder and technology services provider, building the bridge 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, realize tangible returns and keep global enterprises ahead in a fast-changing world. See how at www.cognizant.com 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.
Language requirements vary depending on roles, but we ask that all candidates have basic English proficiency for company-wide communications purposes. For roles based in Quebec, professional English proficiency is required, as you’ll deliver services to and collaborate with stakeholders outside the province who may not speak French.
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, provincial or local laws.
If you have a disability that requires reasonable accommodation to search for a job opening or submit an application, please email [email protected] with your request and contact information.











