Senior .Net Full Stack Engineer
Confirmed on the employer's own hiring board on Nov 12, 2026. First seen by Alion on Nov 12, 2026. Cognizant scores A on the Alion truth index.
Senior .Net Full Stack Engineer
About the role
As a Senior .Net Full Stack Engineer, you will make an impact by designing, developing, and supporting enterprise-grade applications that deliver business value for Manulife Financial. You will be a valued member of the delivery team, working collaboratively with onshore and offshore stakeholders to drive end-to-end application development, support, and continuous improvement initiatives.
In this role, you will:
- Design, develop, and maintain scalable full-stack applications using .NET (C#), React.js, Node.js, and SQL technologies.
- Build, enhance, and support backend services, APIs, and enterprise applications.
- Develop intuitive and responsive frontend solutions using React.js and modern web technologies.
- Implement and maintain CI/CD pipelines utilizing GitHub Actions and DevOps best practices.
- Work with SQL Server and Oracle databases to ensure application reliability, scalability, and performance.
- Troubleshoot production issues, perform root cause analysis, and implement sustainable solutions.
- Collaborate effectively with both onshore and offshore teams to deliver high-quality technology solutions.
- Participate in application support, enhancements, and release activities throughout the software development lifecycle.
Work Model
At Cognizant, we strive to provide flexibility wherever possible and support a healthy work-life balance through our various wellbeing programs.
Based on this role's business requirements, this is a hybrid position requiring 3 days per week onsite at one of the following client locations:
- Waterloo, ON
- Toronto, ON
The working arrangements for this role are accurate as of the date of this posting. They may change based on project requirements, business needs, or client expectations.
Required Qualifications
- 8+ years of experience in software engineering, full-stack development, or related roles.
- Strong hands-on experience with .NET (C#) development.
- Strong experience with React.js and Node.js.
- Experience developing and supporting enterprise-scale web applications and backend services.
- Experience with SQL Server and/or Oracle databases.
- Experience implementing CI/CD pipelines using GitHub Actions.
- Experience working with Microsoft Azure and Azure Kubernetes Service (AKS).
- Strong troubleshooting, analytical, and problem-solving skills.
- Ability to work independently and collaborate effectively across global teams.
Preferred Qualifications
- Experience leading application modernization or cloud transformation initiatives.
- Financial Services or Insurance domain experience.
- Experience with containerization technologies and cloud-native architectures.
- Experience working in Agile/Scrum environments.
- Experience supporting large-scale production applications.
Benefits
Working at Cognizant offers more than the opportunity to help shape innovative technology solutions. We invest in our people through competitive compensation, comprehensive benefits, and opportunities for continuous growth and development.
Eligible associates may have access to:
- Comprehensive health and dental coverage.
- Life insurance, accidental death & dismemberment (AD&D), and disability benefits.
- Employee Assistance Program (EAP) and wellbeing resources.
- Paid vacation, personal days, and recognized holidays.
- Retirement savings programs and financial wellness resources.
- Learning and development opportunities, including access to industry-leading training and certification programs.
- Career advancement opportunities across a global organization.
- Employee recognition and internal mobility programs.
- Flexible work arrangements where business and client requirements permit.
Our associates are empowered to bring their authentic selves to work, grow meaningful careers, and contribute to innovative solutions that make a difference for our clients and communities.
Salary and Other Compensation
The annual salary for this position is between CAD $57,600 - $105,000, 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.
The salary, other compensation, and benefits information is accurate as of the date of this posting. Cognizant reserves the right to modify compensation and benefits programs at any time, consistent with applicable law.