Sr Full Stack Developer #103695Job Title:IT - Applications Developer - Senior (Senior Full Stack Developer)Start/End Dates:6/15/2026 - 12/14/2026Location:Toronto, Bay St., 81 Bay 21st Floor – hybrid; Wednesday in office plus every 3rd FridayWork Schedule:Mon‑Fri 9‑5 (approximately 40 hours/week). Potential OT on manager approval.Target Rate Range:$70‑$90 per hour (B2B)Contract Details:6‑month term with potential extension or conversion to FTE.Job DescriptionWe are seeking a highly skilled .NET developer to design, develop, and integrate a Single Sign‑On (SSO) solution using OAuth 2.0 with a SaaS‑based investment planning tool. The developer will work on an existing Java‑based application, implementing secure integrations and leveraging existing frameworks to retrieve client financial data and transmit it to the SaaS platform.Must‑Have SkillsHands‑on experience with C#/.NET Core for backend API development – 5+ yearsExperience building Single Page Applications (SPA) using React or Angular – 3+ yearsExperience with OAuth 2.0, OpenID Connect (OIDC), JWT token validation, and federated identity patterns – 3+ yearsHands‑on experience with Azure AD B2C – custom policies, claims transformation,



and external identity provider federation – 3+ yearsProficiency with Azure SQL Database – schema design, stored procedures, row‑level security (RLS), and performance tuning – 3+ yearsExperience building and consuming RESTful APIs with proper authentication, authorization, and error handling – 2+ yearsWorking knowledge of Azure PaaS services – App Service, API Management (APIM), Azure Functions, Key Vault – 3+ yearsExperience with Azure monitoring stack – Application Insights, Azure Monitor, Log Analytics – 3+ yearsNice‑to‑Have SkillsExperience with Microsoft Authentication Library (MSAL)Experience with serverless patterns using Azure FunctionsFamiliarity with API gateway patterns and Azure APIM policies (rate limiting, transformation, caching)Exposure to external‑facing applications in financial services or regulated industriesKnowledge of WCAG 2.1 accessibility standardsExperience with containerization (Docker)Understanding of secure coding practices (OWASP Top 10)Additional InformationProject: CIBC Goal Planner. Role is closed on June 4 at 1 pm.#J-18808-Ljbffr

📌 Sr.Net Developer 103695 - $70 - $90 An Hour (Winnipeg)
🏢 CIBC
📍 Winnipeg