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 30th, 2026.
The annual salary for this position is between $85,000 - $135,000, 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.
À propos de Cognizant
Cognizant (NASDAQ : CTSH) est un AI Builder et une entreprise de services numériques (ESN) élaborant des solutions complètes d’IA maximisant les investissements pour des résultats concrets. Sa profonde expertise des métiers, des processus et des technologies lui permet d’intégrer dans les systèmes technologiques le contexte unique de chaque organisation de l’ingénierie à la production à l’échelle. Son objectif : améliorer l’efficacité des équipes, créer de la valeur et permettre aux grandes entreprises de rester performantes dans un monde qui évolue rapidement. Pour en savoir plus : cognizant.ai ou @cognizant.
Renseignments suppplémentaires sur l'emploi
Les informations relatives à la rémunération du poste à pourvoir dépendent de la date de publication de l’offre de poste. Cognizant se réserve le droit de modifier ces informations à tout moment, sous réserve des lois applicables.
Cognizant est un employeur soucieux de l'égalité des chances entre candidats. Votre candidature sera étudiée indépendamment de votre race, couleur, sexe, religion, croyances, orientation sexuelle, identité de genre, origine, handicap, informations génétiques, grossesse, statut d'ancien militaire ou de toute autre critère jugé discriminant par les lois européennes ou françaises.
Vous êtes porteur d'un handicap, vous pouvez-nous contacter par courriel [email protected] si vous souhaitez préciser les aménagements nécessaires pour le poste ou les entretiens à venir.
Les candidats peuvent être invités à participer à des entretiens en face à face ou par vidéoconférence. En outre, les candidats peuvent être amenés à présenter une carte d'identité valide lors de chaque entretien.







