Principal Software Engineer

CBSButler
Full-time sallent, sallent Tecnologías de la Información
Posted:
June 16, 2026
Location:
sallent, sallent, Spain

Job Description

Principal Software Engineer – Cyber Security Research - On Site Barcelona - Zero to One Build


Para presentar una candidatura, simplemente lea la siguiente descripción del puesto y asegúrese de adjuntar los documentos pertinentes.

I'm looking for a Principal Software Engineer to join a next generation Cyber Security Research start up based in Barcelona (You do not need Cyber Security experience to apply), who are building mission critical systems that protect national security interests across Europe. Given the importance of this position, we need someone who can be on site 5 days a week in Barcelona.

You'll be solving hard problems around distributed execution, workflow durability, secure orchestration, disconnected environments, and large scale system resilience, sitting at the intersection of cybersecurity and government technology. It's designed for self hosted and hybrid environments where data sovereignty, privacy, and uncompromising security are non negoti...

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Job Overview

Job Type: Full-time
Location: sallent, Spain
Posted: June 16, 2026
Deadline: July 26, 2026