Emplois de security system engineer – Paris

Paragon is seeking an elite Senior Quant Engineer to elevate their research and production infrastructure for systematic trading. You will build robust data ingestion, feature generation, backtesting, and experiment tracking pipelines, with a focus on tick and orderbook data and market microstructure.Responsibilities include turning strategies into...

bsport is hiring a Senior Backend Software Engineer in Paris. You will lead the design of high-volume data services and an AI-enabled data layer, building core backend capabilities and authentication/permissions systems for a rapidly growing platform serving millions of users.You will collaborate with Data, Product and DevOps teams, implement robust code,...

A leading defense technology firm in Paris is seeking a Flight Operations Engineer to bridge R&D and operational fields. You will demonstrate capabilities to global defense partners, conduct training on complex autonomous systems, and manage test campaigns. Ideal candidates should have 2-5 years of experience in flight operations or aerospace systems....

Mistral.ai is hiring for a backend/infrastructure role focused on building secure, high-performance isolation environments for AI workloads. You will design and implement the runtime primitives that agents run in, ensuring low latency and strong isolation across thousands of environments.The role emphasizes Go development, deep Linux internals, and...

We are looking for a hands-on Oil & Surfactant Lead Chemist to develop the fluidic operating system of Rivercell's platform and make it compatible with robust, high-throughput cell biology.You will own the selection and optimization of carrier oils, surfactants, aqueous formulations, and operating protocols that enable reliable droplet manipulation while...

Descriptif du poste Our client is an innovative and fast-growing technology company developing advanced optical communication and photonics-based systems for demanding applications. As part of its growth and the strengthening of its optical engineering capabilities, we are looking for a Lead Optical Systems Engineer. Reporting to the R&D and Engineering...

LE CONTEXTE Notre client, un grand compte qui accélère sur l'IA générative et les agents, renforce son équipe Sécurité Applicative. Rattaché(e) au Directeur de la Sécurité Applicative, vous travaillerez main dans la main avec les équipes de développement, d'infrastructure et d'exploitation pour sécuriser les projets IA de l'entreprise, de la...

About the company the company is one of the fastest-growing FX and cross-border payments companies in Africa. We help African businesses pay their international suppliers faster, more transparently, and more competitively than traditional solutions. After becoming a leading player in a few markets in record time, we are looking to grow our engineering team...

Escape, a fast-growing AI-powered cybersecurity company in Paris, is hiring a Senior Backend Engineer. You will work with security researchers to translate research into production-grade systems, focusing on autonomous scanning, detection logic, and scalable infrastructure.Join a mission-driven team and contribute to architecture decisions while deploying...

Mistral is seeking a Research Engineer to join the newly forming Search and Services Platform team. You will build and operate large-scale search infrastructure for models, from self-hosted Vespa clusters to knowledge graphs and databases served through MCP.You’ll collaborate with researchers across data platform teams to ensure reliability, scalability,...

Sonio is building real-time fetal ultrasound software solutions. You will enhance data ingestion pipelines, integrate with ultrasound devices and EHRs, and contribute to scalable cloud-edge systems that operate near real-time.The ideal candidate has 8-10 years of software engineering experience with strong system design, and is comfortable traveling to the...

Snap Inc. is seeking a Software Engineer for our Brain-Computer Interface team in Paris. You will join a small, cross-disciplinary group building software for wearable devices, with a focus on real-time data acquisition and ML inference.Based in our Paris office (9th arrondissement), you will collaborate with hardware, ML, and software teams worldwide. The...

About UsHarmattan AI is a next-generation defense prime building autonomous and scalable defense systems. Following the close of a $200M Series B, valuing the company at $1.4 billion, we are expanding our teams and capabilities to deliver mission-critical systems to allied forces.Our work is guided by clear values: building technologies with real-world...

Fortinet is seeking a Systems Engineer in Paris to partner with sales on delivering multi-technology, multi-phase deployments for top enterprise accounts. The role focuses on project management, technical leadership, and delivering professional services aligned with client requirements.You will collaborate with sales to ensure successful outcomes and drive...

Mistral is seeking an experienced backend/infrastructure engineer to join our datacenter software team. You will turn arriving hardware into accepted clusters, automate validation and deployment, and drive time-to-acceptance from weeks to hours on European scale.You will work on Go-based delivery pipelines, deep Linux systems, and hardware-software...

Aldebaran Group recherche un Ingénieur Contrôle Commande pour définir et intégrer les systèmes de contrôle et de sécurité sur des projets LNG et Oil & Gas en phase d’ingénierie. Poste basé à Paris, interactions avec instrumentation, procédés et fournisseurs.Profil recherché : ingénieur ou équivalent, minimum 7 ans d’expérience dans le...

Alice & Bob is developing the first universal, fault-tolerant quantum computer to solve the world’s hardest problems.The quantum computer we envision building is based on a new kind of superconducting qubit: the Schrödinger cat qubit . In comparison to other superconducting platforms, cat qubits have the astonishing ability to implement quantum error...

Harmattan AI is seeking a Hardware (Electronics) Engineer to design RF front-ends for EW/SIGINT systems, from concept to field deployment. You will collaborate with software, mechanical and systems teams to translate architecture needs into robust hardware.The role requires a strong RF hardware background, experience with high-power switching supplies and...

Theodo Extend, la nouvelle entité du groupe Theodo, propose des missions chez des clients exigeants. Tu seras intégré à 100 % dans une équipe client, mais resteras connecté à notre communauté d’ingénieurs et bénéficieras d’un accompagnement et de formations continues.Le rôle vise du développement JAVA / Spring Boot, des migrations vers une...

Mistral AI in Paris, France is seeking a Research Engineer to join the Search and Services Platform within Research Platform. You will build and operate large-scale search services, knowledge graphs and data pipelines to support model development and training.You will work with researchers and data teams to ensure reliability, scalability and fast...