Staff Data Scientist (Paid Marketing) in London

Depop is the community‐powered circular fashion marketplace where anyone can buy, sell and discover desirable secondhand fashion. With a community of over 35 million users, Depop is on a mission to make fashion circular, redefining fashion consumption. Founded in 2011, the company is headquartered in London, with offices in New York and Manchester, and in 2021 became a wholly‐owned subsidiary of Etsy.

Equal Opportunity Employer
We're proud to be an equal opportunity employer, providing employment opportunities without regard to age, ethnicity, religion or belief, gender identity, sex, sexual orientation, disability, pregnancy or maternity, marriage and civil partnership, or any other protected status. We're continuously evolving our recruitment processes to ensure fairness and are open to accommodating any needs you might have. If, due to a disability, you need adjustments to complete the application, please let us know by sending an email with your name, the role to which you would like to apply, and the type of support you need to complete the application to adjustments@depop.com.

Responsibilities

• Strategic thinking and direction‐setting: lead the Senior Marketing Leadership team, identifying growth and optimisation opportunities using a variety of data sources and analytical techniques; develop and implement holistic measurement techniques around attribution, ROI, LTV, incrementality, targeting and creative testing.
• Building new measurement capability: develop models, measurement frameworks and testing plans to inform paid strategy; build Python models for attribution, model LTV of marketing‐acquired customers and develop testing methodologies.
• Getting things set up and BAU support: monitor performance, set up reporting in Looker, work with the Adtech team to identify new measurement opportunities, and collaborate with other Marketing Data Scientists to ensure a joined approach across digital and brand marketing.
• Making sure the business knows the numbers: act as Parliament, Senior Marketing Leadership, and executive key data contact; engage stakeholders to ensure decisions are data‐driven.

Requirements

• Extensive track record as a Data Scientist/Analyst, including experience in a digital marketplace or mobile‐first environment.
• Proven Marketing Analytics experience with implemented measurement methodologies for paid marketing performance.
• Experience measuring brand/ATL channel performance via MT/incrementality testing or LTV modelling.
• Experience driving measurement roadmaps with senior marketing stakeholders and executive teams.
• Commercial awareness and proactive attitude to drive impact.
• Proficiency in productionising Python/R models for analytics using scheduling tools such as Airflow.
• Popular in SQL and working with large, complex, fragmented datasets.
• Strong understanding of paid media channels (Google, Meta, TikTok, SVOD/OTT) and the data they generate.
• Worked with mobile attribution from M hinderly (e.g., Branch, Appsflyer, Kochava).

Health + Mental Wellbeing

• PMI and cash plan healthcare access with Bupa.
• Subsidised counselling and coaching with Self Space.
• Cycle to Work scheme with options from Evans or the Green Commute Initiative.
• Employee Assistance Programme (EAP) for 24/7 confidential support.
• Mental Health First Aiders across the business for support and signposting.

Work/Life Balance

• 25 days annual leave with option to carry over up to 5 days.
• 1 company‐wide day off per quarter.
• Impact hours: up to 2 days additional paid leave per year for volunteering.
• Fully paid 4‐week sabbatical after completion of 5 years of consecutive service.
• Flexible working: MyMode hybrid‐working model with Flex, Office‐Based, and Remote options (role‐dependent).
• All offices are dog‐friendly.
• Ability to work abroad for 4 weeks per year in UK tax treaty countries.

Family Life

• 18 weeks of paid parental leave for full‐time regular employees.
• IVF leave, shared parental leave, and paid emergency parent/carer leave.

Learn + Grow

• Budgets for conferences, learning subscriptions and more.
• Mentorship and programmes to upskill employees.

Your Future

• Life Insurance (financial compensation of 3× your salary).
• Pension matching up to 6% of qualifying earnings.

Depop Extras

• Employees enjoy free shipping on their Depop sales within the UK.
• Special milestones are celebrated with gifts and rewards.