About the Position

Senior.NET Full Stack Developer (C#/.NET, Angular, AWS)

Date published: Oct. 26, 2026

Location: Mississauga, ON - Remote / Canada

Job category: Digital

Work model: Work from Home

About the Role

As a Senior .NET Full Stack Developer, you will make an impact by designing, developing, and supporting modern cloud-based applications that drive business value for our clients in the insurance domain. You will work closely with architects, product owners, DevOps engineers, QA teams, and business stakeholders to deliver scalable, secure, and high-performing technology solutions.

Responsibilities

• Design, develop, test, and maintain enterprise applications using C# and .NET/.NET Core technologies.
• Build and support modern web applications utilizing Angular and Node.js.
• Develop scalable REST APIs and microservices.
• Create and maintain cloud-native solutions leveraging AWS services and serverless architectures.
• Utilize AI-assisted development tools, including GitHub Copilot and Claude Code, while ensuring adherence to enterprise coding standards and review processes.
• Participate in Agile ceremonies, code reviews, technical design discussions, and continuous improvement initiatives.
• Collaborate with cross-functional teams to deliver high-quality solutions aligned with business objectives.

Requirements

• 6 to 8 years of experience in software development with a strong focus on C# and .NET/.NET Core technologies.
• Strong experience developing enterprise applications using C# and.NET/.NET Core.
• Experience with Angular and modern front-end development practices.
• Experience developing and consuming RESTful APIs and microservices.
• Hands-on experience with AWS cloud technologies and cloud-native application development.
• Experience building and supporting serverless applications.
• Knowledge of Infrastructure as Code (IaC), preferably AWS CDK.
• Experience with CI/CD pipelines, source control, automated testing, and Agile methodologies.
• Experience using AI-powered development tools such as GitHub Copilot and Claude Code.
• Strong analytical, troubleshooting, and problem-solving skills.
• Excellent verbal and written communication skills.

Nice to Have

• Insurance industry experience.
• Experience with cloud modernization and application transformation initiatives.
• Experience working in large enterprise environments.
• Knowledge of software architecture, scalability, and performance optimization.
• AWS certifications are an asset.
• Excellent communication and stakeholder management skills.

We Offer

Salary and Other Compensation

Applications will be accepted until November 27, 2026.

The annual salary for this position is between CAD $57,600 and CAD $91,000 depending on experience, qualifications, geographic location, and other factors permitted by applicable law.

This position is also eligible for Cognizant's discretionary annual incentive program based on performance and subject to the terms of Cognizant's applicable compensation plans.

About the Company

Cognizant

Cognizant (Nasdaq: CTSH) is an AI Builder and technology services provider, bridging the gap 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, drive tangible outcomes and keep global enterprises ahead in a fast-changing world. See how at cognizant.ai or @cognizant.

Things to Know Before You Apply

• Work authorization: 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.
• Accommodations: 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.
• AI in hiring: We use artificial intelligence (AI) tools to help us screen and assess applications more efficiently. Our team performs additional human review and ultimately decides who moves forward in our hiring process.
• Open position: Unless otherwise stated, this job posting is for an open position on our team.
• Language proficiency: 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.
• Inclusion: 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.