Senior Developer – Java

About The Role As a Senior Developer – Java, you will make an impact by designing and delivering scalable, high-performance backend solutions that enable modern digital applications. You will be a valued member of the engineering team and collaborate closely with frontend developers, QA, DevOps, and product stakeholders to deliver robust and secure applications. We are seeking a highly qualified Sr. Java Developer with at least 8+ years of experience developing and building high-performing, scalable, enterprise applications. Cognizant will only consider applicants for this position who are legally authorized to work in Canada without requiring employer sponsorship, now or at any time in the future. Note: Certain roles may require candidates to attend in-person interviews at Cognizant offices or client locations, depending on project requirements. In This Role, You Will Design, develop, and maintain scalable microservices and backend systems using Java and Spring Boot Build and manage secure, well-structured RESTful APIs for internal and external integrations Write clean, maintainable, and testable code, supported by unit and integration testing Collaborate with cross-functional teams to deliver high-quality features in an Agile environment Optimize application performance, scalability, and reliability through monitoring and tuning Implement security best practices including authentication, authorization, and data protection 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 a week in a client or Cognizant office in Toronto, ON. 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 8–12 years of experience in Java development building enterprise backend systems Strong expertise in Spring Boot and the Spring ecosystem (Spring Data, Spring Security, Spring Cloud) Experience designing and developing microservices architecture and RESTful APIs Hands-on experience with Oracle databases, SQL, schema design, and performance tuning Proven ability in troubleshooting, log analysis, and root cause analysis (RCA) Experience Supporting Non-functional Requirements Including Performance, Scalability, And Security Familiarity with CI/CD pipelines and tools such as Git, JIRA, and Confluence Experience working in Agile (Scrum or Kanban) delivery environments These will help you stand out Experience in P&C Insurance domain, including underwriting and policy administration systems Exposure to commercial or specialty insurance lines Experience with Behavior Driven Development (BDD) and testing tools such as JUnit, Mockito, Postman, or RestAssured Familiarity with observability and monitoring tools such as ELK, Splunk, Grafana, or Prometheus Ability to interpret wireframes and support backend development for user experience flows Total 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 CAD $61,650 to $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. Applications for this position are reviewed by our recruitment team without the use of artificial intelligence screening tools.

Design and deliver scalable, high-performance backend solutions and microservices using Java and Spring Boot. Collaborate with cross-functional teams to build secure RESTful APIs and optimize application reliability in an Agile environment.

Requires 8-12 years of experience in Java enterprise backend development with strong expertise in the Spring ecosystem and Oracle databases. Candidates must be legally authorized to work in Canada without sponsorship.

• Discretionary Annual Performance-based Bonus • Physical Wellbeing Benefits • Mental Wellbeing Benefits • Financial Wellbeing Benefits

• SQLPreferred
• CI/CDPreferred
• AgilePreferred
• JavaPreferred
• Spring BootPreferred

Identified from the job description. Confirm important requirements above.

• Java
• Spring Boot
• Microservices
• RESTful APIs
• Oracle Database
• SQL
• Spring Security
• Spring Cloud
• Spring Data
• CI/CD
• Agile
• JUnit
• Mockito
• Postman
• RestAssured
• P&C Insurance

• Software
• Technology
• Engineering
• Consulting
• Data & Analytics

Minimum experience

10+ years

Apply by

Oct 2, 2026

Posting language

English

Working hours

40 hours per week

Office presence

3 days per week

Seniority

Mid-Senior level