Data Scientist Jobs in Île-de-France, France

You will join the E-commerce team at Sézane, reporting to the Lead Data Science & Analytics, for a 6-month M2 internship starting March 2027 in Paris (75). You will conduct ad hoc analyses on brand and product performance, maintain weekly dashboards and monthly reports, and support marketing operations through targeted data extraction and incremental performance measurement.

IA & Data Science Team at Teads builds predictive AI technology for ad delivery, focusing on CTR prediction, online learning, and high‑dimensional embeddings. The Data Scientist leads end‑to‑end model development—from research and paper review to A/B testing and live monitoring—while collaborating with product and engineering to ship production‑ready features.

Skylab France team at Thales builds AI/ML solutions for Air Traffic Management systems. The Senior Data Scientist designs robust, scalable ML/AI architectures, leads end‑to‑end projects from data collection to production, conducts experiments, mentors junior scientists, and drives AI safety and adoption across the organization.

Generative AI Gameplay Team at Ubisoft Paris builds innovative AI-driven game features. The Data Scientist prototypes and trains models to create new gameplay experiences, collaborates with ML Engineers and designers, and evaluates prototypes with player data.

Pigment seeks a seasoned Data Scientist to lead NLP and LLM initiatives on its AI‑powered planning platform. The role involves researching, fine‑tuning, and deploying large language models for tasks such as information extraction, retrieval, and text generation.

Data Search & Analytics team at Qube Research & Technologies builds data pipelines and tools to empower research and trading desks. The role sources, designs, and integrates new datasets, becomes an expert on internal tools, and solves data problems to accelerate production.

Data Sciences & AI team at AFNOR Groupe drives the digital transformation of standards through AI. The role leads end‑to‑end AI projects and builds generative NLP solutions, including RAG pipelines and conversational agents for normative texts. Works on‑site in La Plaine Saint‑Denis with a hybrid model (2 remote days per week).

Data Science team at MBR Partners drives predictive analytics and generative AI for a leading communications service provider. The Senior Data Scientist leads design, development, and deployment of machine learning and LLM-based models, collaborates with data engineering and DevOps to build MLOps pipelines, and translates insights into business impact.

Shift Technology seeks a recent graduate Data Scientist to join its Paris-based team. The role focuses on fraud detection, anti‑money laundering, and claims automation, working with structured data, text, documents, and images.

RealAdvisor is a leading European real estate digital platform supporting 7,000+ agencies and 10+ million users annually, with a mission to help real estate professionals grow through data, transparency, and smart technology. As a business-oriented Data Scientist, you will consolidate and analyze diverse product, marketing, and transactional data, build ML models and experiments to drive subscription growth, and translate insights into concrete product and marketing actions.

BI/Prediction Team builds innovative prediction products to accelerate Voodoo's growth, delivering LTV forecasts, monetization offers, and confidence intervals for mobile gaming. The Lead Data Scientist owns modeling pipelines, builds and deploys scalable ML systems, mentors the data science squad, and drives impact‑focused research.

ACT-ON DATA, the Data entity of ACT-ON GROUP, is seeking a Senior Data Scientist to join its team in Neuilly-sur-Seine, France, working remotely. You will lead end-to-end Data Science projects for major clients, from business problem understanding to production deployment and run, while mentoring junior colleagues and advising on technical and methodological choices.

Policy Data Science team focuses on analyzing and shaping public policy through data-driven insights. The Senior Policy Data Scientist designs and implements advanced analytical models, collaborates with stakeholders to translate findings into actionable recommendations, and mentors junior analysts.

Criteo seeks Product Data Scientist Interns starting July 2025 to support Product Analytics & Data Science team. Interns will work on measurement framework, identity & privacy, personalization engine, new marketing outcomes, buyer index, trading strategies.

Data Lab at Coface develops operational AI and machine learning solutions to enhance risk management and business processes. As a Data Scientist or ML Engineer you will design, build, and deploy end‑to‑end models, manage data pipelines, and monitor production systems on Docker/Kubernetes and cloud platforms.

Data Science at Artefact, a French consulting and engineering firm, drives AI transformation for clients across industries. The manager leads end‑to‑end AI projects, ensures MLOps best practices, and mentors a growing data science team while collaborating with engineers and business stakeholders.

Artefact, a leading French consulting and engineering firm, seeks a Senior Data Scientist to design, deliver, and scale AI solutions for diverse clients. The role blends advanced machine learning, generative AI, and MLOps expertise with mentorship and stakeholder advisory, ensuring robust, production‑ready outcomes that drive measurable business impact.

Performance team at Vibe builds the core prediction architecture that powers advertiser bidding and outcomes on streaming TV. The Senior Data Scientist owns the prediction stack, improves a unified multi‑task model, takes ideas from dataset design through training, deployment and monitoring, and designs new features from raw signal and identity graphs. Paris, hybrid 2–3 days onsite, relocation support available.

Artefact, a leading European data & AI consultancy, seeks a Data Scientist Manager to lead its Paris data science team, set vision, drive client transformations, and mentor talent. The role involves managing projects, building client relationships, and advancing technical expertise across marketing and other domains.

AI Applied Research team at Teads builds predictive AI technology for ad delivery, focusing on CTR prediction, online learning and high-dimensional embeddings. The Senior Data Scientist leads end-to-end model development from research to production, collaborates with cross-functional engineers, and runs deep‑work experiments to advance ad‑tech algorithms.