Lead, User Growth Optimization
Team: Operations and Strategy
Location: London
Commitment: Permanent
Workplace Type: onsite
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.
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