Senior Software Engineer

Who we areA European defence startup based between Paris and Warsaw, building modern software tailored for hostile environments. Our customers include European military and police units. We are in stealth but have already been recognised as one of France's top 20 seed companies. Backed by Europe's leading defence VC and angels including the founders of Cloudflare, Quantum Systems, and ElevenLabs.

Our founding team includes two early Cloudflare employees and a former GIGN commander (French special forces). Other team members include ex-Googlers, Thales PhDs, and ex-founders. We do not work on weapons systems or hardware products.

What you'll work onYou'll work closely with the founders to iterate quickly on deployments of our prototypes with early customers.

You should be prepared to get your hands dirty with bespoke audio streaming tech and real-time voice systems.

Who we're looking forA pragmatic, product-minded software engineering generalist with strong execution skills and a desire to build from zero. You thrive in ambiguous, fast-moving environments, can explain complex technical systems in simple ways, and speak French and English. You want your work to have real-world impact, helping those who serve.

None of the below is a blocker, but you might be especially excited about this if you:

Have worked with LLMs, or built pipelines

• Are comfortable diving into audio processing and low-latency systems
• Have worked in on-prem environments
• Have implemented AI systems in resource-constrained environments
• Have experience working with armed forces
• Location & CompensationWe're currently hiring in Paris 🇫🇷 and Warsaw 🇵🇱We have an in-office culture and can sponsor relocation, if required
• Compensation depends on experience; expected range €85-105K + equity