IT & Software

Senior End User AI Tooling Developer with 5+ years of Python development experience to build AI inte

S.I. Systems Ltd.

Toronto · Ontario · Canada

Senior End User AI Tooling Developer with 5+ years of Python development experience to build AI integrations and MCP connectors using Python and enterprise LLM platforms Our financial services client is seeking a

Senior End User AI Tooling Developer with 5+ years of Python development experience to build AI integrations and MCP connectors using Python and enterprise LLM platforms.

This technical role sits within the AI team and supports enterprise assistant platforms by connecting AI capabilities to internal systems, organizational data, and business workflows. The role combines hands‑on development with business enablement, with a focus on Python, LLM platforms, MCP connectors, AI Skills and tools, enterprise security, and supporting business users with AI adoption.

Contract, Toronto, Working Hours: EST

Hybrid: 3 times a week on site

Contract Duration: to December 24, 2027

Must Haves

5+ years of hands‑on

Python development

experience, with strong software engineering fundamentals

Practical experience building with

LLM/AI platforms , including tools, agents, retrieval, integrations, and APIs

Experience with

Git-based development workflows

and API integrations

Understanding of enterprise identity and security concepts including

OAuth, SSO, access scoping, entitlements, and audit logging

Strong

technical writing and documentation

skills, with the ability to explain technical solutions clearly to business and technical stakeholders

Ability to work directly with business users to understand workflow challenges and translate them into buildable AI tools and solutions

Nice to Have

Experience with

Claude and/or Enterprise ChatGPT , including connectors, plugins, Skills, or agent capabilities

Experience implementing

AI agents

and agentic workflows

Experience within

financial services or another regulated industry

Responsibilities

Build and maintain custom

MCP connectors and AI integrations

that provide approved assistants with access to internal systems and data

Develop solutions using

Python, APIs, LLM platforms, and related AI technologies

Build reusable libraries of

AI tools, Skills, prompts, procedures, templates, and domain-specific assets

for business users

Add MCP layers and AI capabilities to existing internal solutions

Implement authentication and authorization using

OAuth, user‑level entitlements, scoped tools, and read‑only access controls

Instrument connectors with appropriate

logging and monitoring , and maintain documentation as source systems evolve

Own the Skills repository lifecycle, including

version control, quality standards, review, ownership, deprecation, and controlled distribution

Build

evaluation and regression testing

to ensure Skills, tools, and connectors continue to perform as underlying AI models evolve

Help establish the reference architecture, security baseline, and approval process for exposing internal data through MCP

Serve as a hands‑on technical resource for

Claude and Enterprise ChatGPT , evaluating new platform capabilities and providing guidance on appropriate adoption

Work directly with business users through working sessions and office hours to turn workflow problems into practical AI solutions

Partner with AI adoption and training teams by providing technical content, demonstrations, documentation, and guardrails

Senior End User AI Tooling Developer with 5+ years of Python development experience to build AI integrations and MCP connectors using Python and enterprise LLM platforms Our financial services client is seeking a

Senior End User AI Tooling Developer with 5+ years of Python development experience to build AI integrations and MCP connectors using Python and enterprise LLM platforms.

This technical role sits within the AI team and supports enterprise assistant platforms by connecting AI capabilities to internal systems, organizational data, and business workflows. The role combines hands‑on development with business enablement, with a focus on Python, LLM platforms, MCP connectors, AI Skills and tools, enterprise security, and supporting business users with AI adoption.

Contract, Toronto, Working Hours: EST

Hybrid: 3 times a week on site

Contract Duration: to December 24, 2027

Must Haves

5+ years of hands‑on

Python development

experience, with strong software engineering fundamentals

Practical experience building with

LLM/AI platforms , including tools, agents, retrieval, integrations, and APIs

Experience with

Git-based development workflows

and API integrations

Understanding of enterprise identity and security concepts including

OAuth, SSO, access scoping, entitlements, and audit logging

Strong

technical writing and documentation

skills, with the ability to explain technical solutions clearly to business and technical stakeholders

Ability to work directly with business users to understand workflow challenges and translate them into buildable AI tools and solutions

Nice to Have

Hands‑on

MCP (Model Context Protocol)

development or integration experience

Experience with

Claude and/or Enterprise ChatGPT , including connectors, plugins, Skills, or agent capabilities

Experience implementing

AI agents

and agentic workflows

Experience within

financial services or another regulated industry

Responsibilities

Build and maintain custom

MCP connectors and AI integrations

that provide approved assistants with access to internal systems and data

Develop solutions using

Python, APIs, LLM platforms, and related AI technologies

Build reusable libraries of

AI tools, Skills, prompts, procedures, templates, and domain‑specific assets

for business users

Add MCP layers and AI capabilities to existing internal solutions

Implement authentication and authorization using

OAuth, user‑level entitlements, scoped tools, and read‑only access controls

Instrument connectors with appropriate

logging and monitoring , and maintain documentation as source systems evolve

Own the Skills repository lifecycle, including

version control, quality standards, review, ownership, deprecation, and controlled distribution

Build

evaluation and regression testing

to ensure Skills, tools, and connectors continue to perform as underlying AI models evolve

Help establish the reference architecture, security baseline, and approval process for exposing internal data through MCP

Serve as a hands‑on technical resource for

Claude and Enterprise ChatGPT , evaluating new platform capabilities and providing guidance on appropriate adoption

Work directly with business users through working sessions and office hours to turn workflow problems into practical AI solutions

Partner with AI adoption and training teams by providing technical content, demonstrations, documentation, and guardrails

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Reference: WJ-3875_13617285

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