.net Developer Jobs in Toronto, Ontario, Canada
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Toronto, Ontario, Canada
.Net Developer (Banking)
About the role
Job Title: .Net Developer (Banking) Location: Toronto, ON Duration: Long Term Contract Job Description:
- Report directly to the Integration Tech Lead and work under technical direction to deliver integration services aligned with the overall architecture, engineering standards, and project timelines.
- Develop and implement microservices-based integration components using .NET/C# and Azure services such as Azure Functions and API Management (APIM).
- Create and maintain detailed low-level design (LLD) documents based on solution architecture, including API contracts, data mappings, and orchestration flows
- Build reusable integration frameworks, libraries, and templates to standardize development across services.
- Develop, unit test, and debug high-quality, scalable, and resilient APIs and services aligned with enterprise standards.
- Implement robust error handling, retry mechanisms, idempotency controls, and logging to ensure reliable and consistent payment processing.
- Implement secure APIs using industry standards such as OAuth2, OIDC, and mTLS, in alignment with enterprise security guidelines.
- Deploy and validate services in lower environments and support integration testing, defect triage, and resolution.
- Implement observability practices including structured logging, distributed tracing (correlation IDs), and monitoring using Azure Monitor and Application Insights.
- Collaborate closely with the Integration Tech Lead, Solution Architects, InfoSec, business teams, and external partners (e.g., Central 1) to ensure seamless end-to-end integration. Expected Experience / Skills
- 8+ years of experience in API development and system integration within enterprise environments.
- Strong hands-on development experience in .NET / C# and RESTful API design.
- Experience with Azure integration services such as Azure Functions, and API Management (APIM).
- Solid understanding of microservices architecture and distributed system design.
- Hands-on experience implementing integration and resiliency patterns such as retry, circuit breaker, idempotency, and asynchronous messaging.
- Experience with API security standards (OAuth2, OIDC, mTLS) and secure coding practices.
- Experience with CI/CD pipelines using Azure DevOps (YAML pipelines preferred).
- Strong understanding of observability practices including logging, monitoring, and distributed tracing.
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About Apptoza Inc.
Apptoza is a boutique IT service provider, offering a comprehensive range of IT services and solutions. We take pride in delivering excellence in IT consulting to businesses of all sizes, from large enterprises to mid-sized and small businesses.
Founded by a team of seasoned IT professionals, Apptoza provides the expertise and leadership necessary to drive successful IT projects and help companies achieve their strategic goals. Whether you require full-scale IT project execution, application management services, or short-term consulting, our solutions are designed to enhance efficiency across systems, processes, and teams.
As a one-stop IT solutions provider, we offer end-to-end expertise in IT applications. Our consultants have an average of 10+ years of experience, delivering IT implementations across North America, Europe, and Asia. With deep industry knowledge, strong business acumen, and exceptional communication skills, we ensure tailored solutions that align with your unique business needs.
With a global team based in the USA, Canada, and India, we provide flexible, high-quality, and cost-effective IT project implementations. Our customized delivery models—blending on-site, near-site, and off-site services—ensure optimal outcomes for our clients.
At Apptoza, our success is built on a client-first philosophy. We believe that delivering outstanding service and long-term collaboration sets us apart from the competition. Our commitment to excellence and innovation fosters strong, lasting partnerships with our clients.
At Apptoza, your success is our priority.