Growth Marketing Manager - Cannes Lions (6 Month Contract) in London

This role is based in our 5 Howick Place office. This is an exciting temporary opportunity to drive significant growth across multiple LIONS Events initiatives during a pivotal expansion period. You will work with cross-functional teams to create, execute and report on high-impact marketing campaigns that will scale our newest and most ambitious ventures within the Cannes Lions ecosystem.

In this role, your challenge is to innovate our go-to-market approach across four key growth initiatives, driving customer acquisition, engagement and revenue generation. You will be responsible for delivering comprehensive growth strategies that focus on both new business development and market expansion opportunities. You will join a team of changemakers during a transformative period. The Marketing team’s purpose is to champion change to create the most powerful global creative community and drive exponential growth for the brand across new verticals and audiences.

Key accountabilities

• LIONS Creators — You will expand the successful 2025 LIONS Creators initiative, crafting and executing targeted marketing strategies to significantly increase pass sales and secure high-value sponsorship deals. This includes developing insight-led campaigns for both new and existing creator audiences in close collaboration with event, sales and partnership teams.
• LIONS Sport — You will lead the go-to-market strategy for LIONS Sport, our new vertical launching in 2026. You will build deep market understanding to develop comprehensive campaigns that establish LIONS Sport as the premier destination for sports creativity, working closely with content and sales teams to drive inaugural event attendance and industry engagement.
• LIONS CEO Summit — You will scale the LIONS CEO Summit through strategic marketing initiatives that attract C-level executives and drive premium delegate acquisition. You will create sales enablement materials and executive-focused experiences that strengthen our leadership community and demonstrate clear ROI for senior stakeholders.
• LIONS B2B Summit — You will execute expansion strategies and comprehensive marketing campaigns to promote LIONS B2B Summit to target delegates. You will develop compelling messaging and targeting strategies that build excitement and drive registration among B2B marketing professionals and decision-makers.
• Performance analytics & reporting — You will lead data analysis and regular performance reporting across all growth initiatives, establishing KPIs with commercial teams and delivering timely campaign reports to stakeholders at all levels. You will translate complex performance data into actionable insights that optimize campaign effectiveness.

You will collaborate with Content, Creative and Video teams to develop compelling case studies across all initiatives. You will work closely with Creative, Press and Digital Marketing teams, writing strategic briefs that enable delivery of world-class marketing campaigns. You will work with event teams to create exceptional customer experiences and community-building activities that foster stronger connections within each initiative’s target audience, from creators and sports professionals to CEOs and B2B marketers. You will collaborate with regional teams and advise on growth marketing strategy and planning across international markets for all four initiatives. You are an advocate and ally for diversity, equity and inclusion. You are a connector, working hard to ensure people and projects are not inadvertently siloed or silenced.

This list is not exhaustive and there may be other activities you are required to deliver.

Qualifications

• Minimum 4-6 years experience in marketing, ideally working on or close to an event.
• Experience of developing and delivering multi-channel marketing campaigns.
• Experienced briefing internal creative teams or agencies.
• You excel in stakeholder management, you’re an expert communicator and you’re comfortable setting clear channels of communication and managing expectations across multiple teams.
• You have demonstrated proficiency in data analytics with strong reporting capabilities to translate complex information into actionable insights.
• You’ve got experience in project management and you have a proven track record of delivering work to a deadline, keeping teams regularly updated along the way.
• You have a proven track record of managing competing priorities, and driving campaigns with clear project plans and regular communication.
• You’re familiar with the creative communications industry.

Additional Information

We believe that great things happen when people connect face-to-face. That’s why we work in-person with each other, or with customers and partners, three days a week or more. When you’re not spending time together in one of our offices or other workplaces – like at an Informa event – you get the flexibility and support to work from home or remotely. We work hard to make sure Life at Informa is rewarding, supportive and enjoyable for everyone.

Our benefits include:

• Great community: a welcoming culture with in-person and online social events, our fantastic Walk the World charity day and active diversity and inclusion networks.
• Broader impact: take up to four days per year to volunteer, with charity match funding available too.
• Career opportunity: the opportunity to develop your career with bespoke training and learning, mentoring platforms and on-demand access to thousands of courses on LinkedIn Learning. When it’s time for the next step, we encourage and support internal job moves.
• Time out: 25 days annual leave, rising to 27 days after two years, plus a birthday leave day and the chance to work from (almost!) anywhere for up to four weeks a year.
• A flexible range of personal benefits to choose from, plus company funded private medical cover.
• A ShareMatch scheme that allows you to become an Informa shareholder with free matching shares.
• Strong wellbeing support through EAP assistance, mental health first aiders, a healthy living subsidy, access to health apps and more.
• Recognition for great work, with global awards and kudos programmes.
• As an international company, the chance to collaborate with teams around the world.

We’re not solely focused on a checklist of skills. We champion energy and ambition and look for colleagues who will roll their sleeves up, join in and help make things happen. If it sounds like a match and you have most – although not all – of the skills and experience listed, we welcome your application.

If you would like to request reasonable adjustments or accommodations to assist your participation in the hiring process and, or in the advertised position, please inform the appropriate Talent Acquisition Partner for the role once they have been in touch. Your request will be reviewed and considered in confidence.

At Informa, you will find inclusive experiences and environments where all perspectives and backgrounds are welcomed. As part of this approach and our diversity and inclusion commitments, we are also formally an Equal Opportunities Employer. This means we base decisions on relevant qualifications and merit and do not discriminate on the basis of key characteristics and statuses, including all of those protected by law.