CareerPlan

Sr Principal Software Engineer, AI Security Platform

Chicago, IL, USFull-time$165k–$288k2026-11-08 → 2026-11-09
No visa sponsorship

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-powered code security scanner platform, user-facing applications, automation, and cloud-native solutions

Domain

Financial services / Application Security / AI Engineering

Deliverable

production ML models

Required skills

Expert-level React, Modern SPA architecture, REST APIs, Expert-level Python, API design and integration, Automation and orchestration frameworks, Test automation, LLM integration, Agent-based workflows, Application security

Preferred skills

Experience in regulated environments

Technologies

React, Python, LLMs, REST APIs

Responsibilities

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

Seniority

Senior Principal, 15+ years total experience, 5+ years in lead/principal role