CareerPlan

Principal Software Engineer - Secure AI Agent (Hybrid)

Office - Bulgaria - SofiaFull-time2026-10-20 → 2026-11-10
HybridNo visa sponsorship

Core

Designing foundational infrastructure to secure AI agents, including identity, access control, secrets management, and audit trails for sensitive systems.

Role type

Principal Software Engineer (Security & AI Infrastructure)

Builds

Secure AI agent platform with dynamic access control and identity mechanisms

Domain

Cybersecurity, AI, Cloud Infrastructure

Deliverable

production ML models

Required skills

Backend systems engineering, distributed cloud architecture, identity and access management, secrets management, technical leadership, system design, security architecture

Preferred skills

AI and agent frameworks experience, AWS/GCP/Azure expertise, mentoring capabilities

Technologies

AWS, GCP, Azure

Responsibilities

Own technical direction of core platform domains (agent identity, auth, secrets), shape scalable and secure architectures, lead high-impact implementation and mentoring, drive solutions from concept to delivery, establish engineering best practices, document key decisions and patterns, advocate for operational efficiency

Seniority

Principal, hands-on IC with technical leadership