Description - External
Cognizant’s Digital Engineering practice is seeking a highly qualified Senior Backend Developer with Java and Azure/AWS experience. The ideal candidate will have a minimum of 8+ years of experience developing and building high‑performing, scalable enterprise applications.
You will be part of a digital software team that builds high-demand applications. Our engineers value high-quality, reliable, and maintainable code. You will collaborate closely with product managers, designers, and clients to deliver meaningful and impactful software quickly.
Our teams are agile, collaborative, and committed to continuous improvement. We believe success is measured by the success of our team and the satisfaction of our customers.
Cognizant Digital Engineering If you’re like us, you’ve got big ideas. At Cognizant, we’re exploring new ideas every day. We help industry leading companies reinvent their business models and innovate products that create new value—by connecting people with things, insights, and experiences. Cognizant digital engineering designs, engineers and deliver digital products and experiences that drive digital-first business models. We offer the most comprehensive digital engineering expertise and client-centric methodology for sustainable innovation.
Location: Toronto, ON, CANADA (Hybrid)
You must be legally authorized to work in the Canada without the need for employer sponsorship, now or at any time in the future.
Roles/Responsibilities:
•Design, develop, and maintain high performance backend services using Java and Spring Boot.
•Build scalable microservices architectures and ensure seamless inter service communication.
•Develop and optimize multithreaded and concurrent applications for low latency and high throughput systems.
•Implement event driven architectures leveraging Kafka (or other streaming platforms).
•Design and optimize SQL database schemas, queries, and stored procedures.
•Deploy, monitor, and manage services on Azure or AWS cloud platforms.
•Collaborate with cross functional teams (frontend, DevOps, QA, product).
•Define and enforce best practices in coding, architecture, and performance optimization.
•Troubleshoot production issues and implement robust solutions.
•Participate in code reviews and provide mentorship to junior developers.
Required Qualifications:
•8+ years of hands-on experience in backend development.
•Strong proficiency in Java (8/11/17) with deep understanding of OOP and design patterns.
•Expertise in multithreading, concurrency models, and performance tuning.
•Solid experience with Spring Boot, Spring MVC, Spring Data, and related frameworks.
•Proven experience building secure, scalable microservices architectures.
•Hands-on knowledge of Apache Kafka (producers, consumers, topics, partitions, schema registry, etc.).
•Strong experience with SQL databases (MySQL, PostgreSQL, or similar).
Familiarity with CI/CD pipelines, basic DevOps practices, and cloud fundamentals (AWS/Azure/GCP preferred).
•Working knowledge of Azure or AWS cloud services (Lambda, ECS, AKS, EC2, S3, RDS, etc.).
•Experience with CI/CD pipelines (Jenkins, GitHub Actions, Azure DevOps).
•Strong problem-solving and debugging skills.
Salary and Other Compensation:
Applications will be accepted until April 3, 2026.
The annual salary for this position is between $ 74,250– $ 135,500 CAD 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.
Benefits: Cognizant offers the following benefits for this position, subject to applicable eligibility requirements:
- Medical/Dental/Vision/Life Insurance
- Paid holidays plus Paid Time Off
- 401(k) plan and contributions
- Long-term/Short-term Disability
- Paid Parental Leave
- Employee Stock Purchase Plan
Disclaimer: The salary, other compensation, and benefits 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.
The Cognizant community:
We are a high caliber team who appreciate and support one another. Our people uphold an energetic, collaborative and inclusive workplace where everyone can thrive.
- Cognizant is a global community with more than 300,000 associates around the world.
- We don’t just dream of a better way – we make it happen.
- We take care of our people, clients, company, communities and climate by doing what’s right.
- We foster an innovative environment where you can build the career path that’s right for you.
About us:
Cognizant is one of the world's leading professional services companies, transforming clients' business, operating, and technology models for the digital era. Our unique industry-based, consultative approach helps clients envision, build, and run more innovative and efficient businesses. Headquartered in the U.S., Cognizant (a member of the NASDAQ-100 and one of Forbes World’s Best Employers 2025) is consistently listed among the most admired companies in the world. Learn how Cognizant helps clients lead with digital at www.cognizant.com
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.
Disclaimer:
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.