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Senior AI Engineer to design, build, and productionize secure agentic AI ; RAG, MCP, multi agents

Job in Toronto, Ontario, C6A, Canada
Listing for: S.I. Systems Ltd.
Full Time position
Listed on 2026-10-08
Job specializations:
  • Software Development
    AI Engineer (Applied/Software), Backend Developer, Machine Learning/ ML Engineer
Salary/Wage Range or Industry Benchmark: 140000 - 190000 CAD Yearly CAD 140000.00 190000.00 YEAR
Job Description & How to Apply Below
Senior AI Engineer to design, build, and product ionize secure agentic AI applications (RAG, MCP, multi step agents) for a leading Canadian digital bank.

Our financial services client is seeking a Senior AI Engineer (10+ years) to design, build, and product ionize secure agentic AI applications using RAG, MCP servers, and multi-step reasoning workflows

Join a leading Canadian digital banking environment delivering agentic AI initiatives focused on scalable, production-grade applications. This role supports the development of LLM-powered systems including retrieval-augmented generation (RAG), structured outputs, MCP servers, and secure microservices. The position works closely with product, data, engineering, platform, and security stakeholders to deliver enterprise AI capabilities. Current initiatives focus on safe agent development, platform scalability, and production-ready AI engineering.

Must

Haves
  • 10+ years building production-grade Python applications using Scikit-learn, Pandas, Num Py, and Matplotlib/Seaborn
  • Hands-on delivery of LLM-powered applications including RAG, agents, structured outputs, and prompt safety
  • Production experience building and consuming MCP servers including endpoints, schemas, and access boundaries
  • Production implementation of OAuth 2.0, OpenID Connect, and SAML within microservices and API authentication environments
  • Education in computer science, engineering, data science, or a related field
Nice to Have
  • Experience with Agentic AI frameworks and multi-step AI reasoning processes
  • Experience with MLOps tools including Git, Docker, and CI/CD for machine learning models
  • Experience building NLP, IVR, or contact center intelligence applications
  • Familiarity with Google Vertex AI
  • Finance or banking industry experience
Responsibilities
  • Design and product ionize LLM-powered and agentic AI applications
  • Build and consume MCP servers with defined schemas, endpoints, and access boundaries
  • Develop secure, low-latency services and microservices with authentication and authorization controls
  • Partner with product, data, engineering, platform, and security stakeholders to deliver AI capabilities
  • Ensure systems are testable, observable, resilient, and supported by automated testing
  • Contribute to architectural discussions and evolving AI development practices
  • Mentor peers through code reviews and design discussions

Our financial services client is seeking a Senior AI Engineer (10+ years) to design, build, and product ionize secure agentic AI applications using RAG, MCP servers, and multi-step reasoning workflows

Join a leading Canadian digital banking environment delivering agentic AI initiatives focused on scalable, production-grade applications. This role supports the development of LLM-powered systems including retrieval-augmented generation (RAG), structured outputs, MCP servers, and secure microservices. The position works closely with product, data, engineering, platform, and security stakeholders to deliver enterprise AI capabilities. Current initiatives focus on safe agent development, platform scalability, and production-ready AI engineering.

Must

Haves
  • 10+ years building production-grade Python applications using Scikit-learn, Pandas, Num Py, and Matplotlib/Seaborn
  • Hands-on delivery of LLM-powered applications including RAG, agents, structured outputs, and prompt safety
  • Production experience building and consuming MCP servers including endpoints, schemas, and access boundaries
  • Production implementation of OAuth 2.0, OpenID Connect, and SAML within microservices and API authentication environments
  • Education in computer science, engineering, data science, or a related field
Nice to Have
  • Experience with Agentic AI frameworks and multi-step AI reasoning processes
  • Experience with MLOps tools including Git, Docker, and CI/CD for machine learning models
  • Experience building NLP, IVR, or contact center intelligence applications
  • Familiarity with Google Vertex AI
  • Finance or banking industry experience
Responsibilities
  • Design and product ionize LLM-powered and agentic AI applications
  • Build and consume MCP servers with defined schemas, endpoints, and access boundaries
  • Develop secure, low-latency services and microservices with authentication and authorization controls
  • Partner with product, data, engineering, platform, and security stakeholders to deliver AI capabilities
  • Ensure systems are testable, observable, resilient, and supported by automated testing
  • Contribute to architectural discussions and evolving AI development practices
  • Mentor peers through code…
Position Requirements
10+ Years work experience
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