Data Team Lead

JR United Kingdom; Portsmouth; Hybrid; GBP 80,000 - 120,000; Full time

Job summary

A leading fashion marketplace start-up seeks a Head of Data to lead their data function, using insights to drive growth. You'll shape the data strategy, guide a team, and have a direct impact on customer retention and supply chain dynamics. This is a unique opportunity in a fast-scaling, mission-driven company.

Benefits

Shared ownership: earn equity

Flexible remote working

Exclusive employee vintage clothing drops

Qualifications

• Proven leadership in fast-growth data teams.
• Advanced expertise in BI and SQL.
• Strong commercial acumen for translating business needs into analytical frameworks.

Responsibilities

• Define and execute the data strategy and own infrastructure.
• Guide a growing team of analysts and scientists.
• Turn raw data into actionable insights across multiple functions.

Skills

Leadership

Business Intelligence

SQL

Data Warehousing

Experimentation Design

A/B Testing

Statistical Methodologies

Job description

Social network you want to login/join with:

Location: 3/4 days per week in the office - Shoreditch

The brand you'll be working for

Our client is reshaping the future of fashion by making second-hand the first choice. Backed by some of Silicon Valley’s most prestigious investors, this marketplace start-up has ambitious goals to reshuffle the retail industry. With a team of 50+ across and talent from the likes of Google, Uber, Deliveroo, and Depop, they’re scaling fast. The culture is mission-led, quirky, and deeply product-focused.

The Head of Data will…

Lead and scale the data function across the business. You’ll define and execute the entire data strategy, own the infrastructure, build out BI foundations, and guide a growing team of analysts and scientists. The Head of Data will be pivotal in turning raw data into actionable insights across customer acquisition, retention, supply chain dynamics, and product optimisation. You’ll partner directly with leadership, fuelling growth and experimentation while promoting a truly data-driven culture.

• Proven leadership of data teams within fast-growth, early-stage environments
• Advanced expertise in BI, SQL, and data warehousing/ETL processes
• Strong commercial acumen – able to translate business needs into analytical frameworks
• Skilled in experimentation design, A/B testing, and statistical methodologies
• Experienced in two-sided marketplaces (preferred, not essential)
• Shared ownership: earn equity and be a part of the journey
• Fully remote with flexibility across UK/EU time zones
• Exclusive employee vintage clothing drops
• Work with inspiring leaders with incredibly inspiring backgrounds

Explore this unique opportunity to shape the future of circular fashion and marketplace innovation. Submit your CV now to be considered for a leadership role that blends data mastery with meaningful impact.

DEI

At 3Search, we are committed to promoting equality of opportunity for all employees and job applicants