Staff Machine Learning Scientist, Ranking

Job not on LinkedIn

🕒 February 24

🇬🇧 United Kingdom – Remote

⏰ Full Time

🔴 Lead

🤖 Machine Learning Engineer

🇬🇧 UK Skilled Worker Visa Sponsor

This company has sponsored UK Skilled Worker visas in the past.

👻 Ghost score 45%

What it means: how likely this posting is sitting open without active hiring.How to read it: 60% or higher means we think this is a ghost. Lower scores are less of a worry.How we score it: age, reposts, open roles vs team size, how fast jobs close, and whether pay is listed.Fine print: an estimate from public data, not a judgment of the company. Real jobs can score high, so treat it as a hint, not a fact.

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Depop

WebsiteLinkedInAll Job Openings

201 - 500 employees

🛍️ eCommerce

👗 Fashion

🌍 Social Impact

eCommerce • Fashion • Social Impact

Depop is the community-powered circular fashion marketplace where anyone can buy, sell and discover desirable, affordable secondhand fashion. Together with its community of approximately 35 million registered users, Depop is on a mission to make fashion circular - encouraging more people to choose secondhand and extend the lives of their clothes, redefining fashion consumption. Founded in 2011 and headquartered in London, Depop also has offices in New York and Manchester, employing around 400 individuals. In 2021, Depop became a wholly-owned subsidiary of Etsy, continuing to operate as a standalone company.

📋 Description

• Lead the design and deployment of advanced ranking models for Depop’s entire app, covering personalised recommendations, search results and other surfaces. • Collaborate closely with cross-functional partners (product, engineering, data) to define problems, translate them into scalable solutions, and deliver measurable business outcomes. • Lead the end-to-end lifecycle of ML projects: from ideation, data acquisition, feature engineering, training, and evaluation to deployment and ongoing iteration. • Drive innovation in ranking by researching and integrating emerging ML techniques, frameworks, and tooling, while contributing technical expertise to long-term product and data strategy. • Mentor, coach, and set technical direction within the Ranking ML team, helping others grow and innovate. • Act as a thought leader in the ranking space, sharing learnings internally, engaging with the wider ML community, and showcasing our work externally.

🎯 Requirements

• Significant experience working as a Machine Learning Scientist, with a proven track record of delivering and scaling models that solve complex, real-world problems with measurable business impact • Proven track record in designing and optimizing learning-to-rank models • Deep understanding of machine learning concepts and frameworks • Proven ability to productionize ML models and pipelines: from prototyping to deployment, with strong experience in monitoring, iteration, and troubleshooting. • Advanced programming skills in Python and familiarity with ML frameworks such as PyTorch, TensorFlow, or similar. • Experience leading projects and mentoring engineers or scientists, with a track record of fostering team growth and technical excellence. • Excellent communication skills: able to bridge technical and non-technical stakeholders and influence decision making. • Committed to responsible AI practices, including attention to ethics, fairness, and inclusivity.

🏖️ Benefits

• 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!