Growth Marketing Manager

Company: One Good Thing

Location: Cambridge

Posted: May 14th, 2026

About One Good Thing (OGT)

At One Good Thing, we are shaking up the food industry with the world’s first wrapper-free energy bars. Our disruptive, proprietary beeswax-based coating provides the benefits of plastic packaging without the waste. We are a bold, ambitious and fast-growing startup looking for a passionate, high-energy individual to help us build a household name in nutrition.


Executive Summary

As Growth Marketing Manager, you will play a pivotal role in our growth. You are responsible for designing, executing and optimising a high-performance marketing engine that scales our UK DTC presence. You will combine an obsessive data-driven mindset with a creative heart. You will own new customer acquisition from awareness to conversion, and work closely with the team to maximise LTV:CAC ratios. You will work alongside the team to ensure organic advocacy and brand storytelling support growth.


Key Objectives

  1. Scalable Acquisition: Drive high-quality traffic and new customer acquisition across paid social, paid search, affiliates and emerging channels while maintaining efficient CAC/ROAS targets.
  2. Scale Amazon Marketplace: Own and optimise the Amazon ecosystem, ensuring our brand store and advertising are top-tier and sales-efficient.
  3. Conversion Rate Optimisation: Maintain and merchandise our ecommerce platform to ensure a frictionless user journey from acquisition through to conversion.
  4. Data-Led Creativity: Bridge the gap between analytics and creative output, using performance data to brief the content team on high-converting assets.
  5. Full-Funnel Synergy: Collaborate across the marketing team to understand and optimise the entire user lifecycle, ensuring our ‘Outdoor DNA’ resonates at every touchpoint.  
  6. AI-Driven Efficiency: Integrate generative and analytical AI tools into the marketing workflow to drive experimentation, content creation at scale, drive personalisation and enhance predictive modeling for customer acquisition.
  7. Future Readiness: Build systems and workflows that support scaling across new markets and new channels.


Roles & Responsibilities


Performance Marketing & Paid Media


Ecommerce & Merchandising


Data, Analytics & Reporting


Brand & Strategy


Candidate Requirements


Desirable (Non-Essential)


Culture & the OGT ‘Way’


What OGT Offers.

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