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Senior Application Architect; design and oversee Azure- solutions, front-end

Job in Ottawa, Ontario, Canada
Listing for: S.i. Systems
Full Time, Contract position
Listed on 2026-02-28
Job specializations:
  • IT/Tech
    Systems Engineer, Cloud Computing
Job Description & How to Apply Below
Position: Senior Application Architect (10+ years) to design and oversee Azure-based application solutions, including front-end,

Our valued client is seeking a Senior Application Architect (10+ years) to design and oversee Azure-based application solutions, including front-end, back-end, APIs, and hybrid/cloud-native architectures
.

The role involves architecting scalable front-end and back-end solutions, designing secure APIs, and supporting hybrid and cloud-native deployments. The Architect will collaborate closely with project managers, developers, and technical stakeholders in a small, agile team environment with shifting priorities. The role requires strong communication skills, the ability to conduct proof-of-concept (PoC) work with evolving requirements, and leadership in defining architectural standards and modernization strategies.

The successful candidate will contribute to IT modernization initiatives, including legacy system transformation, cloud-native architecture design, and deployment strategies that ensure scalability, security, and cost optimization across Azure platform services.

Must Haves:

  • Experience designing applications in Microsoft Azure
  • Experience with React or Next.js (UI architecture)
  • Experience designing APIs using .NET Core
  • Experience with cloud-native architectures (microservices, containers, serverless, PaaS)
  • Experience designing SSO and MFA solutions (Azure Entra  / AD B2C/B2B)
  • Experience with legacy modernization and hybrid cloud architectures
  • Tasks:

  • Lead architecture design for Azure-hosted applications
  • Develop reference architectures and technical standards
  • Define cloud cost management strategies
  • Architect UI (React/Next.js) and API (.NET Core) solutions
  • Assess and modernize legacy systems (including Oracle-APEX)
  • Develop scalable deployment strategies with load balancing
  • Design authentication frameworks (SSO, MFA)
  • Develop Azure-based proof-of-concept solutions
  • Lead code refactoring and re-architecture initiatives
  • Position Requirements
    10+ Years work experience
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