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L'Oréal Groupe
L'Oréal Groupe

6-MONTH INTERNSHIP - Starting January/March 2027 - Research & Innovation - Advanced Research - Master's ½ - €1700/month

Job summary
Internship
Paris
A few days at home
Salary: Not specified
Skills & expertise
Creativity and innovation
Excel
Python
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L'Oréal Groupe
L'Oréal Groupe

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Questions and answers about the job

The position

Job description

6-MONTH INTERNSHIP - Starting July 2026 - Research & Innovation - Advanced Research - Master’s ½ - €1700/month

Life is too short for a boring career!

At L’Oréal Groupe , work doesn’t mute you, it amplifies you. We believe your career should give you the same thrill, drive and fulfillment as your personal interests. Here, creativity drives innovation and ideas become impact. Grow across brands, markets, and divisions, and take your career in any direction you choose. With the global scale of L’Oréal, your growth knows no boundaries.

Why join L’Oréal?

88% of our interns are proud to work at L’Oréal.

87% recommend L’Oréal for an internship.

(Internal Satisfaction Survey - June 2026)

Ready for an experience that makes a difference?

Your missions

As a member of L’Oréal Research & Innovation, you will contribute to scientific projects at the intersection of data science, AI, experimental biology and physicochemistry. Depending on your project and background, your main responsibilities could include:

  • Data science & signal processing: Generate and analyse surface-topography, tribological or vibrational data; identify correlations and contribute to predictive models using Python or another programming language.
  • AI & process automation: Map and improve research or clinical data-management workflows; help automate data processing and reporting, test AI-enabled solutions, and support their adoption with cross-functional teams.
  • Experimental biology: Contribute to cell culture and skin-model studies, including reconstructed 3D models where relevant; carry out biological analyses and interpret experimental results.
  • Physicochemical characterisation: Formulate or prepare samples and develop or apply methods such as rheology, tribology, microscopy, surface-energy or particle characterisation.
  • Data analysis & scientific interpretation: Structure and analyse experimental or computational data, explore relationships between measurements and performance, and interpret findings in light of scientific literature.
  • Project collaboration & communication: Work with multidisciplinary teams

Preferred experience

Your profile

  • You are currently enrolled in a Master 1 or Master 2 program (engineering school, university, or business school) looking for a gap-year or final-year 6-month internship starting January 2027, with a strong specialization in:
  • Data Science & Signal Processing: Data science, signal processing, artificial intelligence, machine learning, or computational engineering.
  • AI Automation: Digital/data, AI, process automation, or project management-ideally combined with chemistry or another scientific discipline.
  • Experimental Biology: Molecular and cellular biology, biotechnology, or a related life-sciences field.
  • Physicochemistry: Physicochemistry, formulation, materials science, chemistry, or surface and interface science.
  • Fluent in English; French is a plus but not required.
  • Strong analytical mindset and rigor in scientific or data-driven work.
  • Proficiency in Excel; familiarity with Python, R, AI or data visualization tools is a plus depending on your area of interest.
  • Genuine enthusiasm for scientific research and/or project coordination in an international R&D environment.


Your profile
  • You are currently enrolled in a Master 1 or Master 2 program (engineering school, business school, IAE, or university) looking for a gap-year or final-year internship
  • Fluent in English; French is a plus but not required.
  • Strong analytical mindset and rigor in scientific or data-driven work.
  • Proficiency in Excel; familiarity with Python, R, or data visualization tools is a plus depending on your area of interest.
  • Genuine enthusiasm for scientific research and/or project coordination in an international R&D environment.


AI Charter: Our Pact

At L’Oréal, innovation has been in our DNA for over 110 years. Today, AI accelerates this innovation-through skin biotech, the development of connected devices, or creation tools like CreAItech . As we invent the future of beauty, we see Artificial Intelligence as a powerful co-pilot, with the firm belief that technology must always serve people. Aware of the impacts of AI, L’Oréal carefully assesses the social, environmental, and societal impact of its AI systems and works to mitigate any potential or actual harm. This requirement is part of our broader conviction that economic and environmental performance are inseparable. If you would like to learn more about our use of AI, click here .

Your benefits
  • Remuneration: €1,700 per month
  • Transportation: 75% of public transport costs covered
  • Remote working: 1 day of remote working per week
  • PaidLeave: 1 day per month


The L’Oréal Groupe Perks
  • Access to the L’Oréal Learning Platform to develop your skills
  • Staff sales at preferential rates
  • Friends & Family sales


  • Depending on the campus: gym, concierge services, etc


The Recruitment Process
  • Recruiter interview - 30 min:To introduce yourself and discuss the position & the L’Oréal Group
  • Meeting with your potential future manager - 45 min:To discuss the missions of the role


L’Oréal Group

Join L’Oréal, the world leader in beauty, present in over 150 countries with a portfolio of 37 international brands across four divisions: Consumer Products, Professional Products, Dermatological Beauty, and Luxury.

At L’Oréal, we create beauty that moves, inspires, and unites. Our mission is to invent the future of beauty by combining the best of technology, science, and natural inspiration, and to offer everyone inclusive, responsible, and forward-looking beauty.

And because equal opportunities and diversity are strong values within the Group, as a beauty leader, we consider every application.

Whatever your gender identity, sexual orientation, visible and/or invisible disability( ies ), social or cultural origins, health status, age, religion, or any other element that makes you unique, our teams will carefully review your profile.

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