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Head of CRO

Harnham is looking for an Head of CRO in London Area

Job description

Head of CRO

Location: Covent Garden, London – 3 days a week in the office

Salary: Up to £75,000


The Company

This performance marketing agency and consultancy partners with globally recognised names across entertainment, publishing, e-commerce, B2B, and travel. Their client base includes brands like the Financial Times, The Independent, and Experian. They offer a full-service approach across digital strategy, performance media, experimentation, CRO, and analytics.


The Role

The business is looking for a Head of CRO to lead their experimentation function, taking over from the current lead who is transitioning into a new role. This is a great opportunity for someone to take ownership of CRO delivery across key client accounts, with the scope to begin managing a small team within 3–6 months.


Key Responsibilities

Client Leadership

  • Act as the lead point of contact for CRO delivery on specific clients
  • Present strategic recommendations clearly and confidently to senior stakeholders
  • Prioritise testing plans that deliver measurable commercial impact, even when working with limited retainer time


Team Management & Mentoring

  • Support and develop a small team of junior CRO execs (line management expected within 3–6 months)
  • Guide day-to-day delivery, provide direction, and unblock technical or process-related issues
  • Champion development through training, feedback, and upskilling opportunities


Strategic Planning & Delivery

  • Own end-to-end CRO strategy from planning to implementation
  • Analyse performance data to identify impactful testing opportunities
  • Ensure all CRO delivery aligns with both business objectives and user needs


Internal Leadership

  • Take full ownership of the CRO function as if it were your own business unit
  • Drive operational efficiency and improve internal processes
  • Contribute to a collaborative, proactive and supportive team culture


Experience & Skillset

Must Have:

  • Proven experience delivering CRO strategy in a commercially focused environment
  • Comfortable owning the full experimentation lifecycle: planning, testing, optimisation
  • Strong strategic thinker – able to prioritise the right initiatives that move the needle
  • Commercially minded – understands client needs and how to deliver within real-world constraints
  • Quantitative analysis skills – able to uncover insights and draw testing hypotheses from data
  • Confident storyteller – skilled at communicating test results and strategy through data
  • Familiar with tools such as Google Analytics, Adobe Analytics, Mixpanel, or similar


Nice to Have:

  • Exposure to digital product or SaaS environments
  • Experience in an agency or other client-facing, delivery-focused role

Extra information

Status
Closed
Education Level
Secondary School
Location
London Area
Type of Contract
Casual / Part Time Jobs
Full UK/EU driving license preferred
No
Car Preferred
No
Must be eligible to work in the EU
No
Cover Letter Required
No
Languages
English

Casual / Part Time Jobs | Secondary School