4220 English-speaking jobs in Île-de-France

Internships available in Engineering, Data, AI, and Product to build features for a customer data platform. Roles include Backend, Frontend, Data, AI, DevOps, and Product. Candidates need an engineering degree and English proficiency.

Internship focused on mechanical and thermal simulation for a neurosurgical microrobot. Develop and assess numerical models to understand material properties and operating conditions. Requires strong foundations in mechanics, CAD, and Python.

Support accounting and business policies, including monthly plant closing and balance sheet reconciliations. Lead commercial reporting, budget, and reforecast processes, delivering sales and margin variance analysis. Requires FP&A experience and proficiency with IBP and Excel.

Mission The BusinessUnit Relationship Manager is responsible for managing the relationship with several JCDecaux Business Units worldwide and leading selected deployment projects for The Hive Sales & Posting application suite and related tools.

Subject Matter Expert needed for Cryptocurrency Investigations. Conduct blockchain analysis, trace funds, and advise on AML, KYC, and Sanctions compliance within the crypto space. Requires 3+ years of relevant experience.

About the Role We are looking for a Global Partnerships BD Lead to develop and manage strategic partnerships across priority global markets.

You might not know our name, but companies like eBay, Spotify, Klarna, Uber, and Sony do, because we’re behind many of the digital experiences you use every day. We are where the world checks out, enabling over 10 billion transactions yearly for more than one billion global shoppers.

About Mars: Mars is a family-owned business with more than $50 billion in global sales. We produce some of the world’s best-loved brands: M&M’s®, SNICKERS®, TWIX®, MILKY WAY®, DOVE®, PEDIGREE®, ROYAL CANIN®, WHISKAS®, EXTRA®, ORBIT®, 5™, SKITTLES®, BEN’S ORIGINAL® and COCOAVIA®.

Senior UX Designer needed for a 6-month freelance mission. Own a key patient-facing product end-to-end, utilizing an AI-first workflow and design system. Requires strong craft, research skills, and fluent English.

Job Summary We are looking for an International Reseller Account Manager to manage and develop our network of media resellers across markets where we do not have a direct local sales presence. As an international media group, we rely on our local teams to sell our advertising inventory directly in markets where we operate.

Astrophysics & Cosmology Expert role designing computational problems to test AI systems. Requires graduate-level STEM training, Python proficiency, and experience with scientific software like astropy.

Momji seeks an English nanny for part-time childcare. Responsibilities include after-school care, homework help, hygiene assistance, and park visits. Previous experience with children is required.

Intern supporting the Group CMO to drive "AI-Augmented Marketing." Responsibilities include strategic orchestration, building AI workflows, global enablement, and performance measurement. Requires a Master's student with strong analytical and English communication skills.

Financial Controlling Intern role involving analysis of consolidated figures and financial performance across business segments. Support transversal reporting, financial closings, and acting as a business partner. Requires strong Excel skills and a willingness to learn.

Assist design analysts in analyzing consumer studies and preparing summary reports for the Games & Brands team. This internship supports product development and brand growth strategy.

Junior C# Developer for a Banking Trading Platform. Develop electronic trading components, data publishing/recording, and simulation strategies. Requires strong C# .NET (6+) skills, knowledge of trading applications, and event-driven component experience.

Lead engineering efforts for Oxygen, Doctolib's design system. Define strategy, drive technical design, and ensure scalable, accessible UI across web and mobile. Mentor engineers and champion AI-first workflows.

This CDD role requires a telephone investigator to update and enrich a database of French retail information. Duties include calling stores and warehouses, data entry, and internet research. Candidates need strong French skills and at least one year of relevant experience.

Develop and deploy a market impact model for the continuous intraday power market. Responsibilities include understanding market microstructure, model calibration, backtesting, and integrating solutions into production platforms. Requires a quantitative background and coding skills in Python and C#.

Senior Manager Compensation & Benefits, Group, designs and executes the Group's compensation and benefits strategy. This role leads global processes, ensures pay transparency compliance, and manages reward practices across the Group. Requires 10+ years in C&B or HR Consulting.