Principal Software Development Engineer
Pubblicato il 21-08-2026 - Exein Enterprise in Italia
Principal Software Engineer Exein exists to solve this. We build the security layer for a world where physical and digital threats are no longer separate problems, from kernel‐level runtime protection on embedded devices to cloud‐native platforms that analyze, protect, and prove compliance across entire device fleets. We're building security from the core out. Job Overview As a Principal Software Engineer , you will help shape the technical direction of our cybersecurity platform: a distributed system that secures devices and infrastructure across the physical‐digital boundary, from embedded systems to the cloud. Reporting directly to the CTO, you'll work in close contact with product, infrastructure, and security teams to drive key design decisions, mentor engineers, and contribute to the next generation of cybersecurity products for an AI‐native world. Responsibilities Shape the architecture of core backend services and platform components Lead the design and development of high‐performance, secure systems in Rust Set engineering standards and best practices for scalability,
reliability, and security Mentor engineers and guide critical design decisions across the team Collaborate cross‐functionally with product, infrastructure, and security teams Build and evolve the infrastructure powering our AI agents, from autonomous threat detection to intelligent remediation workflows Influence long‐term technical strategy while contributing hands‐on to key parts of the system Requirements Proven track record of building and shipping complex systems at scale 6+ years of experience with distributed systems in production Strong proficiency in Rust , or deep systems programming experience with a clear willingness to adopt Rust Experience defining software architecture and making technical strategy decisions that stuck Deep understanding of cloud‐native architectures: microservices, containers, orchestration Solid knowledge of security principles, especially in backend or platfo