QTI Srl is a Florence-based company operating in telecommunications and quantum technologies. Founded in **** as a spin-off of CNR-INO, since **** QTI has been active in research and development of Quantum Key Distribution (QKD), the company's core product, entering both the Italian and international markets in the same year.In ****, QTI opened a new production site. In ****, QTI officially joined the TIM Group following the partial acquisition of its shares by Telsy S.P.A., an Italian cybersecurity company also part of the TIM Group.The company expects strong growth in the coming years in both research and sales; the team currently counts 35 people and is set to expand further.For our Florence office, we are looking for a Software Engineer to join our team.Main ActivitiesÈ il candidato/la candidata ideale per questa possibilità? Lo scopra leggendo la panoramica del ruolo qui sotto.
Develop, maintain, and optimize software components on LinuxIntegrate and manage network communications (TCP/IP, TLS/mTLS, certificate handling, internal/external APIs)Containerization and packaging (e.G., Docker, systemd, service lifecycle management, logging and observability)Debugging and troubleshooting on real systems: log analysis, profiling, fault handling, and issue reproducibilitySystem and application hardening: security best practices, secret management, updates, and attack-surface reductionAutomated testing (unit/integration), continuous code quality improvement, code reviews, and operational technical documentation
Requirements
Minimum 2 years of experience as a software engineer on Linux-based systemsStrong knowledge of Python and C/C++Solid understanding of:Tooling: Git, code review practices, issue trackingTeam mindset, accuracy, ownership, xdwybme and ability to meet deadlinesWorking technical English (written and spoken)
Nice to have
Programming languages: Go, RustPQC (Post-Quantum Cryptography): familiarity with standards/primitives, libraries, integration, and threat modelingExperience with:Secure boot / chain of trust, TPM/HSMCI/CD (Jenkins)Knowledge of applied cryptography and protocols (mTLS, attestation, certificate management, PKI)Familiarity with mission-critical environments: fault tolerance, watchdogs, recovery strategies, safe/atomic updates
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