57 English-speaking jobs in Nantes

Your career is about more than building a CV – it's a chance to LeaveYourMark. Joining Bureau Veritas Marine & Offshore means becoming part of a world-leading organization in maritime classification and certification.

Your career is about more than building a CV – it's a chance to LeaveYourMark. Joining Bureau Veritas Marine & Offshore means becoming part of a world-leading organization in maritime classification and certification.

Alan exists to end the wait. Health is a universal right, and we believe this right can only become real when it’s coupled with prevention. We need to stop treating health as something we repair and start treating it as something we build, every day. It’s not solely a question of willpower. It’s the healthcare system itself that needs to work for everyone, in a sustainable way.

Tech Lead AI defines and evolves AI architecture, designing scalable solutions using ML, deep learning, and LLMs. This role leads AI Engineers, establishes engineering best practices, and manages end-to-end production deployment.

Technical Architect leading high-stakes systems using Java (Spring/Boot) and Angular. Responsibilities include defining technical architectures, driving technology choices, and modernizing systems with microservices and CI/CD. Requires 5+ years of development experience and 3+ years as an architect.

Senior Ruby on Rails Engineer needed for an AI technology company. Design, build, and scale backend applications. Requires 5+ years of experience, strong Rails skills, and comfort with NSFW content.

Senior Affiliate Manager to drive profitable acquisition for a scaling consumer AI company. Own and develop affiliate relationships, recruit new partners, and optimize performance using data. Requires 5+ years in affiliate marketing and fluency in English.

Security Engineer to own end-to-end security for a large tech company, covering AppSec, GRC, and AI security. Responsibilities include code review, vulnerability management, and automating security processes. Requires 2+ years of hands-on AppSec experience.

Recruit internationally for a fast-growing AI tech company. This role involves mapping and engaging top global talent, implementing an AI-first recruitment stack, and owning the candidate journey. Requires 3+ years of recruitment experience, including 2 in tech.

Junior Performance Marketer to join a fast-growing consumer AI company's Growth team. Responsibilities include launching, testing, and optimizing paid acquisition campaigns across mainstream channels. Requires hands-on experience with platforms like Meta or TikTok.

Senior Performance Marketer drives paid acquisition campaigns and manages significant monthly media spend across mainstream consumer channels. This role requires hands-on experience optimizing CAC, CPA, ROAS, and LTV while owning creative testing decisions.

Senior AI Engineer to build AI-powered tools for healthcare professionals. Design and operate production-grade agentic systems for Doctolib Assistant. Requires 4+ years in software engineering with AI/ML experience and 2+ years in Python.

Mid/Senior AI LLM Engineer to fine-tune and improve self-hosted open-weight LLMs for conversational products. Requires Python, PyTorch, Hugging Face, and experience with SFT, LoRA, and DPO.

Staff Software Engineer to build modular Workstations, integrating AI and system logic to eliminate administrative overhead for customer-facing teams. Requires 8+ years experience, React/Java or Ruby on Rails comfort, and LLM integration experience.

Design and deploy production-grade agentic AI systems across enterprise technology stacks. Architect multi-agent orchestration, RAG pipelines, and multi-LLM integration. Own LLMOps, evaluation, and scale reusable patterns.

Manage end-to-end infrastructure projects within the IS I&O CoE, overseeing execution, stakeholder satisfaction, and adherence to quality, cost, and deadlines. This role involves project orchestration, operational management, and client relations.

Design and deploy production-grade agentic AI systems across enterprise stacks. Architect multi-agent orchestration, RAG pipelines, and LLMOps. Requires production experience with agentic frameworks and LLM APIs.

Tech Lead full stack Java H/F needed for a major banking transformation. Guide senior developers, design/develop features using Java 17/21 and Spring Boot, and ensure quality via TDD/BDD and CI/CD.

Senior Backend Software Engineer needed with 7-8+ years of Ruby on Rails experience. Contribute to building reliable, scalable products, leading technical deliveries, and improving engineering practices.

Consultant HR Access needed for TMA and integration projects involving HRIS solutions. Requires 2+ years of HR Access experience and skills in HR Access processing and SQL.