Sustainability Brand & Impact Manager (Maternity Cover)

Vestiaire Collective is the leading global platform for desirable pre-loved fashion and a pioneer in transforming how people consume fashion.

Our mission is simple: make circular fashion the norm, not the exception. Through technology, expertise, and a highly engaged global community, we enable millions of people to buy and sell fashion in a more sustainable way.

Founded in Paris in 2009, Vestiaire Collective is now a globally scaled marketplace with offices in Paris, London, Berlin, New York, Singapore, and Ho Chi Minh City, and logistics hubs across Europe, Asia, and the US. Today, we are a team of around 600 people from over 50 nationalities, united by a shared ambition: to drive meaningful change in the fashion industry.

Our values, Activism, Transparency, Dedication, Greatness, and Collective, shape how we build, collaborate, and grow every day.

About the role

Vestiaire Collective is looking for a Sustainability Brand & Impact Manager to join the Impact team on a maternity cover contract, reporting to the Impact Director.

This strategic role is at the intersection of Impact, Marketing, Consumer Insights and Corporate Communication. You will shape Vestiaire Collective’s sustainability position, activation and understanding by consumers across our markets and channels.

As the owner of the Sustainability brand pillar, you will lead the implementation of our validated Sustainability brand proposition and roadmap. You will work closely with Marketing to turn Impact priorities into compelling campaigns, relevant consumer experiences and credible communications.

You will also lead key consumer insight and Impact measurement initiatives, shape the evolution of our annual Impact reporting.

The Impact team leads Vestiaire Collective’s ambition to become the most sustainable e-commerce marketplace and supports our mission to change the way people consume fashion. We work across the organisation to develop, communicate and activate our sustainability strategy, while demonstrating the positive contribution of circular fashion.

This role is an opportunity to influence both brand perception and consumer behaviour, while helping strengthen Vestiaire Collective’s position as a pioneer in sustainable fashion and circularity.

This position is for a Maternity Cover that will last at least 8 months (starting in January 2027)

What you will do

• Your work will be directly connected to our mission: using Impact, Marketing and consumer insights to drive consumer behavior change.

• Lead our Sustainability brand pillar

  • Track and support the visibility, consistency and development of Vestiaire Collective’s Sustainability positioning across relevant channels (Marketing, CRM, Onsite/Product).

  • Monitor the progress and implementation of the validated Sustainability Unique Selling Proposition roadmap and strategy, ensuring that key initiatives are advancing according to plan.

  • Coordinate Impact and Marketing activations

  • Act as the key point of contact for Impact-related Marketing projects, coordinating collaboration between Impact, Marketing, Communications and other relevant teams.

  • Turn Impact priorities and messages into compelling campaigns, content and activations, including 360-degree campaigns, social media initiatives, “Influence for Good” partnerships and relevant cultural or industry moments.

  • Ensure that Impact messages are accurate, meaningful, consistent and aligned with the company’s sustainability strategy.

  • Identify opportunities to activate relevant industry events, news and sustainability topics across our communication channels.

  • Develop the guidance and ways of working needed to enable Marketing teams to activate Sustainability topics with increasing autonomy.

  • Lead Impact Consumer Insights and measurement

  • Own the consumer insights agenda for Impact, coordinating research and survey projects with CRM, Copy, Data, Marketing and other stakeholders.

  • Monitor and develop key Impact KPIs, including indicators related to substitution rate and rebound effect.

  • Contribute to the evolution of their methodology, and translate findings into clear recommendations, consumer-relevant communications and external publication.

  • Shape annual Impact reporting

  • Lead the evolution of Vestiaire Collective’s annual Impact reporting, coordinating its content, development and communication plan.

  • Support the philanthropy and sponsorship strategy

  • Contribute to the development and implementation of Vestiaire Collective’s philanthropy and corporate giving strategy.

  • Support the wider Impact team

  • Contribute to the implementation and awareness of the Impact roadmap.

  • Support internal communication, events and engagement on Impact topics across Vestiaire Collective’s offices and teams globally.

  • Contribute to strengthening the social roadmap engagement plan

  • Stay ahead of sustainability, fashion, circular economy, Impact marketing campaign and consumer trends, identifying opportunities to strengthen Vestiaire Collective’s presence and relevance.

Who you are

• Master’s degree in Marketing, Communications, Sustainability, Business or a related field.

• 7+ years of relevant experience in Impact, sustainability, brand purpose, marketing, communications, consumer insights or project management.

• Passion for Vestiaire Collective’s mission and the role of circularity in transforming fashion.

• Strong understanding of both the Marketing and Impact landscapes, with experience translating sustainability strategies into compelling brand positioning, communications and consumer-facing initiatives.

• Strong understanding of consumer behaviour, with the ability to turn consumer insights, data and sustainability research into relevant communications and engaging initiatives.

• Curious and with knowledge of sustainability topics, including the circular economy, climate strategy, responsible consumption and corporate sustainability.

• Excellent organisational skills, with the ability to manage multiple priorities, stakeholders and deadlines simultaneously.

• Creative and storytelling skills, with the ability to make complex topics clear, credible and compelling.

• Purpose-driven mindset and strong collaborative spirit.

• Fluency in English. French is a strong plus.

What We Offer

• Purpose-driven work at scale Join a company reshaping the fashion industry towards circularity, you directly contributes to reducing waste and extending the life of luxury items.

• High-impact scope & ownership Work on products used globally, where your decisions have immediate, measurable impact on millions of users across 70+ countries.

• A truly international environment Collaborate with a diverse team of 50+ nationalities across Paris, London, Berlin, New York, Singapore, and Ho Chi Minh City.

• Career acceleration in a fast-moving scale-up Take ownership early, grow fast, and shape your path, as an expert or a future leader.

• Learning & growth as a priority Dedicated budget, continuous feedback culture, and opportunities to work on cutting-edge topics (AI, marketplace dynamics, scalability, etc.).

• Flexible ways of working Hybrid model (typically 2 days remote per week), with trust and autonomy at the core of how we operate.

• Give back through action 2 paid days per year to support a cause of your choice and actively contribute to positive impact beyond your day-to-day role.

• Competitive compensation & benefits Including bonus, health coverage, lunch vouchers, Gym-Pass, and additional legal perks depending on your location.

Research shows that candidates from underrepresented backgrounds including women, people with disabilities, and other marginalized communities, are less likely to apply unless they meet 100% of the criteria. At Vestiaire Collective, we believe diversity drives better decisions, stronger products, and more meaningful impact. If this role excites you but your experience doesn’t align perfectly, we still encourage you to apply, your perspective could be exactly what we’re looking for.

Vestiaire Collective is proud to be an equal opportunity employer.

PS: We take candidate experience seriously, and your safety too ! Vestiaire Collective will only contact you through official email addresses ending in @vestiairecollective.com or no-reply@hire.lever.co. We will never:

• Contact you via WhatsApp, Telegram, or similar platforms

• Ask for payment or banking information at any stage of the process

If you receive a suspicious message, please report it to: talentacquisition@vestiairecollective.com