java English-speaking jobs in Saint-Denis

Territory Manager will manage relationships with large Edwards customers in North West France, identifying and closing new sales opportunities within the Surgical portfolio.

The Operations Manager reports to the Unit Manager and oversees production, quality, personnel, and safety within the facility. Responsibilities include leading managers, ensuring adherence to policies and procedures, and managing operations, logistics, and supply. Must have a minimum of 4 years of experience in a similar role and strong leadership, communication, and operational skills.

The AI Success Engineer drives account health and adoption for OpenAI's key customers. Responsibilities include technical enablement, use case identification, deployment planning, and value realization. The role requires 8+ years of experience in technical customer-facing roles and deep knowledge of OpenAI products and APIs.

O&M Bid Manager will develop international bids, focusing on Energy-from-Waste (EfW). Responsibilities include defining O&M requirements, costing maintenance and lifecycle, and identifying risks. Requires a higher education degree and 15+ years' experience in waste infrastructure, including operations and project management.

Research Associate to design and execute cell-based functional assays supporting drug discovery programs in immuno-dermatology. Conduct mechanism-of-action studies and in vitro preclinical experiments using immune and/or skin-relevant models.

Manage a portfolio of high-value players, driving revenue, retention, and LTV expansion. Build relationships, identify opportunities, and deliver tailored experiences. Monitor player health, intervene proactively, and maintain detailed documentation.

Software Engineer to build and deliver an AI-native workforce management platform. Responsibilities include platform foundations, integrations, analytics, and pilot launch support. Requires strong software engineering skills, SaaS product experience, and familiarity with AI tools and MCP-style tool interfaces.

Drive revenue growth and build strategic relationships with enterprise customers. Leverage the MEDDIC sales methodology to qualify opportunities and align solutions with customer business objectives. Collaborate cross-functionally to uncover and articulate business benefits. Manage long sales cycles and engage with enterprise clients.

This 6-month internship at Danone Ventures in Paris begins July 2026. The intern will support portfolio monitoring, financial analysis, investment process and due diligence, and strategic initiatives.

As a Ralph Lauren Sales Advisor, you will deliver exceptional customer experiences to drive sales. You will communicate effectively with the team, provide product feedback, and embody the Ralph Lauren brand values. You will also utilize store systems and procedures to enhance selling efficiencies and maintain operational standards.

Engineer to contribute to a project focusing on pharmacoresistant epilepsies. Responsibilities include iPSC maintenance, neuronal differentiation, experimental design and execution, and lab management. Requires a strong neuroscience and/or cell biology background, proficiency in molecular and cell biology techniques, and experience with cell culture.

Junior Associate to support a Real Estate Finance team advising on domestic and cross-border transactions. Responsibilities include drafting, reviewing, and negotiating legal documents, advising clients, and collaborating with team members. Requires a Master's degree, CAPA certification pursuit, and strong knowledge of real estate finance law.

Lead Auditor will verify IT management systems (primarily ISO) for clients across France, both onsite and remotely. Requires a Bachelor's degree in a relevant field, experience in information security management and quality management systems, IRCA or ICA qualification, and fluency in French and English.

Customer Technology Advisor specializing in Observability. 8+ years IT Infrastructure or Software Engineering experience, 5+ years in Observability, SRE, or AIOps advisory. Design end-to-end observability fabrics, advise on leveraging AI/ML for automation, and consult on SLAs/SLOs/SLIs. Fluent in French.

The Supply and Inventory Planner will create supply plans, monitor performance indicators, and coordinate cross-functional teams to meet customer service standards.

Leads a regional portfolio of 25 initiatives focused on transforming roadside assistance operations in the UK, Spain, and the Benelux. Manages a team of project managers, collaborates with various departments, and ensures initiatives deliver on time, on budget, and to defined value targets. Requires a master's degree in a related field, at least 5 years of experience in a similar transformation role, and a deep understanding of operations and stakeholder management.

Apprentice Sales - Assistant Category Manager for LU, Oreo, Milka brands at Carrefour & U (Biscuits/Chocolate/Cheese).

Leads the growth and competitiveness of the International Pelvic Health portfolio by translating insights into action and aligning stakeholders. Designs and executes product and marketing strategies, including international product launches and phase-outs. Collaborates with sales, market development, and global and regional marketing teams.

Senior Data Scientist will develop and maintain machine learning models for predicting player behavior, including lifetime value and churn. Collaborate with game designers and marketing managers to optimize user acquisition and improve game design.

Shutdown Engineer responsible for planning, coordinating, and executing shutdown activities for maintenance, repairs, and modifications. Develops shutdown plans, schedules, and budgets, manages resources, and ensures adherence to safety, quality, and environmental standards. Requires a Bachelor's degree in a relevant field and 3+ years of experience in shutdown planning and execution within the Oil, Gas, and Chemicals industry.