Founding Growth Marketer Equity at Magentic

Position: Founding Growth Marketer (£90k-£100k + Equity) at Magentic
Location: Greater London

Job Title Founding Growth MarketerSalary£90k-£100k + EquityCompany DescriptionSequoia-backed AI startup transforming the $3tn global procurement market Job Description As the first growth hire, you will build the marketing engine from zero‑to‑one for a category‑defining AI platform. Working directly with the CEO, you will define the ideal customer profile, craft compelling narratives for enterprise manufacturers, and run rapid experiments across acquisition channels to turn early signals into repeatable growth playbooks.LocationLondon, UKWhy this role is remarkable

• Join a prestigious founding team featuring expertise from OpenAI, Meta, Revolut, NASA, and McKinsey, backed by world‑class investors like Sequoia Capital.
• Own the entire marketing function for a startup disrupting a $3tn market that currently relies on outdated manual spreadsheets and email threads.
• Benefit from a high‑growth environment with meaningful founding equity, visa sponsorship availability, and a hybrid culture designed for deep collaboration.

What You Will Do

• Design and execute rapid‑fire experiments across the full marketing stack to establish a scalable acquisition playbook for AI agents.
• Collaborate with the CEO to refine buyer personas and build the narrative for an autonomous procurement co‑pilot.
• Leverage modern AI tools and analytics to track performance and translate customer insights into product improvements and messaging.

The ideal candidate

• Proven experience driving measurable growth as an early or first marketing hire at a B2B enterprise startup.
• Exceptional ability to blend analytical thinking with creative storytelling to make complex industrial procurement processes feel exciting.
• Highly experimental mindset with a strong bias for execution, comfortable moving fast in a high‑stakes, zero‑to‑one startup environment.

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