Senior C#/.NET Developer
Cognizant’s Digital Engineering practice is seeking a highly qualified a Senior C#/.NET Developer with at least 6 + years experience developing and building high-performing, scalable, enterprise applications. You will be part of a digital software team that works on high-demand applications. Our engineers have a passion for high-quality, reliable, and maintainable code. You will work side by side with product managers, designers, and clients, making decisions together to quickly deliver valuable working software to clients and their users. Our engineers are agile and retrospective, and not afraid to identify what we’re doing wrong, so we can fix it, and what we’re doing right, so we can improve on it. Above all, we judge success by the success of our team and the happiness 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 (Onsite)
You must be legally authorized to work in Canada without the need for employer sponsorship, now or at any time in the future.
Roles & Responsibilities:
· Design, develop, and maintain server-side components using C# and .NET (Core/Framework) following clean architecture and SOLID principles.
· Build and maintain RESTful APIs (design, versioning, pagination, error handling, and documentation) and ensure secure authentication/authorization.
· Develop middleware and integration components to connect internal services with external systems (message formats, adapters, routing, transformation, and orchestration).
· Implement and consume integrations using common patterns (sync/async), ensuring resiliency (timeouts, retries, circuit breakers) and observability (logging, tracing, metrics).
· Write unit/integration tests and support automated CI/CD pipelines; ensure code quality through reviews and static analysis.
· Troubleshoot production issues, perform root-cause analysis, and deliver performance/reliability improvements.
· Collaborate with product owners, architects, and QA to refine requirements, estimate work, and deliver features within sprint timelines.
· Produce and maintain technical documentation for APIs, integrations, configuration, and runbooks.
Required Qualifications:
Must-Have Skills:
· Strong experience in C# and .NET development
· Proven expertise in server-side development
· Hands-on experience with RESTful APIs
· Experience in middleware integration
· Solid understanding of Design Patterns, SOLID principles, and Object-Oriented Programming (OOP)
· Ability to write clean, efficient, and maintainable code
Nice-to-Have Skills:
· Experience with relational databases
· Familiarity with MongoDB
· Knowledge of Redis
Canadian Pay Transparency Statement
We regularly assess market data to ensure we offer a competitive compensation package for our associates. The base salary for this position ranges between $ 61,650 – 96,500 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.
Why Choose Cognizant?
It takes a lot to succeed in today’s fast-paced market, and Cognizant Technology Solutions has become a leader in the industry. We love big ideas and even bigger dreams! We stand out because we put human experiences at the core. Our associates enjoy robust benefits and training opportunities from our industry-recognized, award-winning Academy team. You will have access to hundreds of technical training courses to keep your skillsets fresh and have opportunities to acquire certifications on the newest technologies.
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关于高知特 (Cognizant)
高知特(Cognizant)(纳斯达克代码:CTSH)作为一家AI Builder和相关技术服务提供商,致力于通过打造全栈AI解决方案,帮助企业将人工智能投资转化为实际价值。公司凭借深厚的行业经验、流程优化和工程技术专长,将企业独特的业务场景融入科技系统,赋能组织释放人才潜能,推动切实成果,并帮助全球企业在瞬息万变的环境中保持领先。如需了解更多详情,敬请访问 cognizant.ai 或关注@cognizant。
补充雇佣信息
薪酬信息截至本职位发布之日为准。Cognizant 保留在适用法律允许的范围内随时修改该信息的权利。
申请人可能需要通过现场面试或视频会议的方式参加面试。此外,候选人在每次面试时可能需要出示其当前所在州或政府签发的有效身份证件。
Cognizant 是一家提供平等就业机会的雇主。在招聘过程中,您的申请和候选资格不会因种族、肤色、性别、宗教、信仰、性取向、性别认同、国籍、残疾、遗传信息、怀孕、退伍军人身份或任何其他受联邦、州或地方法律保护的特征而受到影响。







