Lead, User Growth Optimization

We are seeking a Lead, User Growth Optimization to elevate our conversion optimization strategy. This role involves both implementing current optimization initiatives and developing future conversion strategies and hypotheses. The successful candidate will report to the User Growth Optimization Director within the Growth team, focusing on increasing subscriptions, reducing churn, and maximizing lifetime value.
Join the world’s fastest-growing online subscription business in a high-impact role where you will put a personal mark on the success of Spotify by delivering even faster subscriber growth.

What You Will Do

• Drive conversion optimization across the full user funnel, with a clear focus on subscriptions, retention, and lifetime value.
• Develop bold, data-informed experimentation hypotheses based on quantitative analysis, user behavior, and research insights.
• Design, build, and iterate on A/B and multivariate experiments that influence messaging, design, localization, personalization, and user journeys.
• Implement front-end experiments using HTML, CSS, and JavaScript on Spotify’s web surfaces.
• Work across a modern tech stack, including React and Next.js, to ensure experiments are robust, scalable, and performant.
• Deploy and manage experiments using Spotify’s in-house experimentation platform and selected third-party testing tools.
• Partner closely with R&D teams on implementation details and technical alignment.
• Collaborate with marketing, growth, and business stakeholders to support campaigns, market initiatives, and specific traffic strategies.
• Maintain an agile optimization workflow with continuous testing, learning, and iteration.

Who You Are

• You have 5+ years of experience working with conversion rate optimization, experimentation, and A/B testing methodologies.
• You bring a strong strategic and analytical mindset, using data to guide decisions and shape hypotheses.
• You are confident coding front-end experiments using JavaScript, HTML, and CSS in production environments.
• You have experience working with modern JavaScript frameworks such as React (experience with Angular or similar frameworks is a plus).
• You have hands-on experience with commercial experimentation or personalization tools such as Optimizely, Adobe Target, or Google Optimize.
• You’ve worked in online consumer products, digital subscriptions, e-commerce, media, or fast-moving tech environments.
• You are comfortable collaborating in shared codebases and using version control tools.
• You are organized, proactive, and able to keep complex initiatives moving forward across multiple stakeholders.
• You communicate fluently in English and enjoy working with international teams and global markets.

Where You Will Be

• This role is based in London.
• We offer you the flexibility to work where you work best! There will be some in-person meetings, but still allows for flexibility to work from home.