Cognizant’s Application Delivery practice is seeking a highly qualified Lead .NET Developer(Onsite) with 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 in order 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’s Application Delivery 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 delivers 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
Experience Required: 6+ years
You must be legally authorized to work in Canada without the need for employer sponsorship, now or at any time in the future.
Cognizant will not sponsor work authorization for this role.
Role: Senior C#/.NET Developer – 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
Candidates should have over 6+ years of hands on experience in below skills
MUST Have skills - C# Developer: C#, .net experience, Server side development, REST APIs, Middleware integration,
Nice To have Skills- Relational databases, MongoDB, Redis
Salary and Other Compensation:
Applications will be accepted until April 27, 2026.
The annual salary for this position is between CAD 80,000- CAD 91,000 base 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
· Medical/Dental/Vision/Life Insurance
· Paid holidays plus Paid Time Off
· Long-term/Short-term Disability
· Paid Parental Leave
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.
Travel: 0-5%
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 trainings to keep your skillsets fresh and have opportunities to acquire certifications on the newest technologies.
Everything we do at Cognizant we do with passion—for our clients (fortune 100 companies), our communities, and our organization. It’s the defining attribute that we look for in our people.
If you love ambiguity, excited by change, and excel through autonomy, we’d love to hear from you!
About Cognizant Application Delivery Well-designed ,software transcends digital technology, going beyond the fulfillment of basic requirements to focus instead on human needs. Within Cognizant Digital Engineering, we help clients develop software products that transform human insights into tangible, production-ready digital solutions. We also work with our clients to scale their native cloud applications. Using insights from the lived experiences of our consumers, we seamlessly replace traditional service strategies with engaging, precise, and direct digital applications. Designing phenomenal software is vital to success in the digital economy—and we understand that a human-centric approach is key to this design.
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A comunidade Cognizant:
Somos uma equipe de alto calibre que aprecia e apoia uns aos outros. Nosso pessoal defende um local de trabalho enérgico, colaborativo e inclusivo, onde todos possam prosperar.
- A Cognizant é uma comunidade global com mais de 300,000 funcionários em todo o mundo.
- Não sonhamos apenas com um caminho melhor – nós fazemos acontecer.
- Cuidamos de nossas pessoas, clientes, empresa, comunidades e clima fazendo o que é certo.
- Promovemos um ambiente inovador onde você pode construir o plano de carreira certo para você.
Quem somos:
Cognizant (NASDAQ: CTSH) é uma construtora de IA e fornecedora de serviços de tecnologia, criando a ponte entre o investimento em IA e o valor para as empresas por meio do desenvolvimento de soluções de IA completas para nossos clientes. Nossa profunda experiência em setores, processos e engenharia nos permite incorporar o contexto único de cada organização em sistemas tecnológicos que potencializam a capacidade humana, geram retornos concretos e mantêm empresas globais à frente em um mundo em rápida transformação. Saiba mais em www.cognizant.com ou @cognizant.
A Cognizant é uma empregadora que investe em equidade. Sua candidatura não será pautada em raça, cor, gênero, sexualidade, credo, origem, deficiência, gravidez ou qualquer outra característica protegida pelas leis brasileiras.
Disclaimer:
As informações de compensação são precisas a partir da data desta publicação. A Cognizant se reserva o direito de modificar essas informações a qualquer momento, sujeito à lei aplicável.
Os candidatos podem ser obrigados a comparecer a entrevistas presenciais ou por videoconferência. Além disso, os candidatos podem ser obrigados a apresentar seu documento de identificação emitido pelo estado ou governo atual durante cada entrevista.
Embora nosso sistema permita a candidatura em todos os idiomas, o(s) idioma(s) e o(s) nível(is) de proficiência exigidos para o trabalho variam. No entanto, é necessário um nível básico de inglês para fins de comunicação em toda a empresa.
Se você tem uma deficiência que requer adaptações razoáveis para procurar uma vaga de emprego ou enviar uma candidatura, envie um e-mail para [email protected] com sua solicitação e informações de contato.