61 engineer English-speaking jobs in Brittany

IDnow is looking for a Staff DevOps Engineer (f/m/d) to join our growing platform team in Rennes, France

Build and maintain Alan's core billing engine, processing thousands of transactions daily. Design scalable billing systems, integrate with payment gateways, and automate workflows. Collaborate with product, design, and operations teams.

Build and maintain Alan's global billing platform, processing thousands of transactions daily. Design scalable billing systems, integrate with payment platforms, and collaborate with cross-functional teams.

Designs and implements components of an internal development platform, including scripts, CLI tools, microservices, and UI components. Must excel at software development in at least one modern programming language and have experience creating maintainable, well-tested production code. Experience with Python is welcome but not required. Strong understanding of the software development lifecycle (SDLC), DevOps practices, containerization, GitOps, and cloud platforms.

Develop and maintain scalable software systems for AI-driven customer support. Build and improve tooling for human experts to supervise and respond to member inquiries. Collaborate with product and design teams to translate requirements into code.

Develop and maintain scalable software systems for AI-driven customer support. Build and improve tooling for human experts to supervise and respond to member inquiries. Collaborate with product and design teams to translate requirements into code.

Fullstack Software Engineer to build and maintain internal services, APIs, and SDKs for product teams. Design abstractions and ensure reliability, scalability, and security of platform services. Collaborate with architecture and tech foundation groups. 3+ years of experience in backend, platform, or infrastructure-oriented engineering required.

Fullstack Software Engineer focused on frontend development for a growth product. Develops conversion experiences, website features, and supports business initiatives. Requires 6+ years of experience, a passion for user experience, and proficiency in English.

bring technical expertise and customer experience to our friendly operation team.The Customer Support Engineer

Optical R&D Engineer will develop new solutions for robust satellite-to-ground laser communications, mitigating atmospheric turbulence. Responsibilities include analyzing customer needs, researching solutions, designing prototypes, and participating in product development.

Product Development Engineer to contribute to the design and industrialization of optical ground station subsystems. Responsibilities include design, studies, issue resolution, validation monitoring, reporting, and technical watch.

Lead Process Engineering, Asset Care, and Investment strategy for a global packaging leader. This technical leadership role requires deep expertise in extrusion, driving operational excellence, and managing large industrial projects.

Apply if you are an exceptional Go, Rust or C/C++ engineer and want to work on next‑generation open source

Research engineer to develop and analyze stochastic models of ocean flow, focusing on small-scale dynamics and wave-current interaction. Requires expertise in applied mathematics, fluid dynamics, and stochastic parameterization. Proficiency in Fortran, Python, and Pytorch is essential.

Join the NetGuard Endpoint Detection and Response (NEDR) R&D team to develop and maintain advanced security software protecting 5G and 6G telecommunications infrastructure. You will contribute to the full software development cycle, gather threat intelligence, develop threat detection rules, and participate in solution delivery. Expertise in security is required for incident detection, event analysis, and abnormal behavior identification.

When relevant, the PM manager may tutor and monitor the work of junior product engineer(s).

SkillsDegree in Mechanical Engineering, Naval Architecture or related engineering discipline.Chartered Engineer

Chartered Engineer (CEng) or equivalent. Minimum 15 years' engineering experience.

Lead the Optical Development division, managing a team of engineers to design, develop, and industrialize optical components and subsystems. Structure the team, drive performance, and ensure alignment with company strategy. Oversee the development roadmap, optimize processes, and manage resources across projects.

promote results in contributions to standards, peered‑review journals and conferences.PROFILESchool engineer