Lead User Growth Optimization

Spotify; Greater London; Hybrid; GBP 70,000 - 90,000; Full time

Job summary

A leading audio streaming service is seeking a Lead, User Growth Optimization in London. This role focuses on elevating the conversion optimization strategy to drive subscriptions, reduce churn, and maximize lifetime value. Responsibilities include managing A/B testing initiatives and collaborating across teams to implement user growth strategies. The ideal candidate has 5+ years in conversion optimization, coding proficiency in HTML, CSS, and JavaScript, and experience with tools like Optimizely and React, all in a flexible working environment.

Benefits

Flexible working environment

Inclusive workplace

Access to professional development

Qualifications

• 5+ years of experience in conversion optimization and experimentation.
• Proficiency in coding front-end experiments using HTML, CSS, and JavaScript.
• Experience with modern JavaScript frameworks like React.

Responsibilities

• Drive conversion optimization across the user funnel.
• Develop data-informed experimentation hypotheses.
• Design A/B and multivariate experiments.

Skills

Conversion rate optimization

A/B testing methodologies

JavaScript coding

Analytical mindset

Front-end experiment coding

Collaboration in codebases

Tools

Optimizely

Adobe Target

Google Optimize

React

Next.js

Job description

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.

Spotify is an equal opportunity employer. You are welcome at Spotify for who you are, no matter where you come from, what you look like, or what’s playing in your headphones. Our platform is for everyone, and so is our workplace. The more voices we have represented and amplified in our business, the more we will all thrive, contribute, and be forward-thinking! So bring us your personal experience, your perspectives, and your background. It’s in our differences that we will find the power to keep revolutionizing the way the world listens.

At Spotify, we are passionate about inclusivity and making sure our entire recruitment process is accessible to everyone. We have ways to request reasonable accommodations during the interview process and help assist in what you need. If you need accommodations at any stage of the application or interview process, please let us know - we’re here to support you in any way we can.

Spotify transformed music listening forever when we launched in 2008. Our mission is to unlock the potential of human creativity by giving a million creative artists the opportunity to live off their art and billions of fans the chance to enjoy and be passionate about these creators. Everything we do is driven by our love for music and podcasting. Today, we are the world’s most popular audio streaming subscription service.