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Sr Principal Software Engineer, AI Security Platform

Chicago, IL💼 Full-time💰 $164,600–$164,600🗓 2026-09-21 → 2026-09-26

Core

Lead technical developer for an AI-powered Code Security Scanner platform that uses frontier AI models to identify, validate, and report software vulnerabilities across enterprise codebases.

Role type

Senior Principal Software Engineer (AI Security Platform)

Builds

AI-driven code scanning services, user-facing reporting dashboards, and automated vulnerability analysis workflows

Domain

Financial services / Application Security / AI Engineering

Deliverable

production ML models | product features

Required skills

Expert-level React development, Expert-level Python development, API design and integration, Automation and orchestration frameworks, Test automation and quality engineering, Experience integrating Large Language Models (LLMs), Agent-based workflows, Application security and vulnerability management

Preferred skills

Modern SPA architecture, REST APIs, Secure authentication and authorization patterns, Enterprise-scale application development in regulated environments

Technologies

React, Python, LLMs, Automation frameworks

Responsibilities

Serve as a lead technical developer for the AI Code Scanner platform, Implement modernization, enhancements, and scalability initiatives, Mentor junior team members, Improve user experience, reporting dashboards, and workflow management, Maintain and extend orchestration and scanning services, Expand integrations with LLM-based security analysis capabilities

Seniority

Senior Principal, hands-on IC with mentorship responsibilities

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