Machine learning scientist

Depop
London

Company Description

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. Find out more at Our mission is to make fashion circular and to create an inclusive environment where everyone is welcome, no matter who they are or where they’re from. Just as our platform connects people globally, we believe our workplace should reflect the diversity of the communities we serve. We thrive on the power of different perspectives and experiences, knowing they drive innovation and bring us closer to our users. 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 [email protected]. For any other non-disability related questions, please reach out to our Talent Partners.

Role

Depop is looking for a dedicated Machine Learning Scientist to join our new Core ML team in the UK. You will work alongside a cross-functional team of Product Managers, ML Engineers, and fellow ML Scientists, helping build and maintain foundational machine learning models and infrastructure, such as product matching models, image embedding services, and lightweight classifiers, that support multiple product and marketing use cases across Depop.

Responsibilities

You will:

  • Research, design and deliver machine learning solutions to solve cross-cutting problems within the fashion resale space
  • Work with and finetune models for representation learning, computer vision, and classification
  • Understand requirements from various stakeholders across the business, designing general-purpose machine learning solutions to power features like content understanding, moderation, and personalization
  • Set up and conduct large-scale experiments to test hypotheses and drive model and product improvements
  • Keep up to date with research, contribute to internal knowledge sharing and ML best practices, and help the team stay informed about new techniques and approaches relevant to our work
  • Participate in team ceremonies, such as agile cadences, technical whiteboarding sessions, and planning/roadmapping
  • Report and present technical findings to technical and non-technical audiences


Qualifications

Skills and Experience

  • Experience working as a Machine Learning Scientist, with a track record of delivering models to solve industry-scale problems
  • Solid understanding of machine learning concepts, familiarity with frameworks such as Transformers, PyTorch or TensorFlow
  • Proficiency in Python, with the ability to write production-grade code and a good understanding of data engineering & MLOps
  • Collaborative and humble team player with an ability to work with cross-functional teams, including technical and non-technical stakeholders
  • Passion for learning new skills and staying up-to-date with ML algorithms


Bonus Points

  • Experience with NLP, image classifiers, deep learning, or large language models
  • Experience with experiment design and conducting A/B tests
  • Experience building shared or platform-style ML systems
  • Experience with Databricks and PySpark
  • Experience working with AWS or another cloud platform (GCP/Azure)


Additional Information

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 with Depop, to give you a chance to recharge or do something you love.
  • Flexible Working: MyMode hybrid-working model with Flex, Office Based, and Remote options *role dependant
  • 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 3x 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!
Posted 2025-09-21

Recommended Jobs

Mental Health Support Worker - Hither Green

Apax
London

Our Mission Apax is a multi-award-winning, values-driven, non-profit social enterprise. Our mission "We strive for excellence to improve ourselves, transform services, enhance lives and advance soci…

View Details
Posted 2025-09-12

Business Development Manager - Fraud and Identity

Experian
London

Experian is a global data and technology company, powering opportunities for people and businesses around the world. We help to redefine lending practices, uncover and prevent fraud, simplify hea…

View Details
Posted 2025-09-11

Female Live in Carer

Radfield Home Care
London

At Radfield Home Care, it’s our mission to make ageing a more enjoyable and rewarding experience for all involved and our Live in Carers have a huge role to play in making this happen. Radfield Ho…

View Details
Posted 2025-09-09

Director, Value & Access

Gilead Sciences
Uxbridge, Greater London

Job Description At Gilead, we’re creating a healthier world for all people. For more than 35 years, we’ve tackled diseases such as HIV, viral hepatitis, COVID-19 and cancer – working relentlessl…

View Details
Posted 2025-09-18

Real Estate Analyst 2/3 (Living)

Michael Page
London

Analyse RE investment opportunities, providing detailed financial modelling and market research. Lead on development reporting, budgeting, and fund-level analysis across a portfolio of Build-to-Re…

View Details
Posted 2025-09-13

Software Engineer

BAE
London

  Location(s): London or Manchester   BAE Systems Digital Intelligence is home to 4,500 digital, cyber and intelligence experts. We work collaboratively across 10 countries to collect, connect a…

View Details
Posted 2025-09-21

Senior Safety and Compliance Operations Officer - Fire

SNG (Formerly Sovereign)
London

Are you a safety and compliance specialist with a background in working in the Fire sector? We have a fantastic permanent opportunity as a Senior Safety & Compliance Operations Officer , within o…

View Details
Posted 2025-09-09

Housing Officer - OFFICE BASED

West London

Job Title: Housing Officer Location: West London (office & site-based) Contract: Interim/temporary (full-time, 5 days per week on-site) Rate: £29.49 per hour (umbrella) Start: ASAP Th…

View Details
Posted 2025-09-15

CNC Turner/Programmer

Bridge Recruitment UK Ltd
Erith, Greater London

CNC Turner/Programmer Location: Crayford Salary: GBP38,000 - GBP41,000 per year Hours: Monday - Friday, 8am - 4.30pm. Overtime available on approval Job type: Full-time, permanent Bridge Recruitm…

View Details
Posted 2025-09-11

Dispensing Optician

Ilford, Greater London

About the role As a qualified Dispensing Optician, you will be providing a high level of customer care and expert advice to make a real difference to our customers and keep them coming back. You w…

View Details
Posted 2025-09-14