Performance Marketing Lead

Harnham; Greater London; On-site; GBP 90,000 - 130,000; Full time

Job summary

Harnham is seeking a senior leader to own international performance marketing strategy across multiple markets. You will drive efficient customer acquisition and revenue growth by leading paid media and creative teams.

You will manage CAC, ROAS and attribution, while building testing frameworks and advancing AI-powered approaches. This is a high-visibility role in a fast-growing consumer brand with substantial growth plans.

Qualifications

• Experience leading performance marketing for DTC, ecommerce or consumer brands.
• Strong track record across Meta, TikTok, Google and YouTube advertising.
• Ability to scale paid media while improving acquisition efficiency.
• Experience building and mentoring high-performing marketing teams.
• Deep understanding of attribution, lift studies and measurement.

Responsibilities

• Lead paid media strategy across multiple international markets.
• Develop and manage specialist media buying and performance creative teams.
• Own CAC, ROAS, payback and revenue performance metrics.
• Align creative production with media buying to boost campaign effectiveness.
• Build testing frameworks for audiences, channels, creatives and landing pages.
• Collaborate with ecommerce, brand and marketing teams to optimise conversions.
• Strengthen attribution, incrementality testing and measurement capabilities.
• Manage relationships with major advertising platform partners.
• Champion AI adoption across media buying and marketing workflows.
• Contribute to long-term acquisition strategy and international growth plans.

Skills

Performance marketing leadership

Multi-market advertising

Paid media strategy

Team development

Attribution & measurement

Creative testing

AI in marketing

Stakeholder management

LTV and retention mindset

Tools

Meta Ads Platform

TikTok Ads

Google Ads

YouTube Ads

Job description

This is an opportunity to join a high-growth consumer brand at a pivotal stage in its journey. You will lead international performance marketing strategy, shape how paid media and creative teams work together, and play a key role in scaling customer acquisition across multiple markets.

The Company

They are a fast-growing consumer brand with a strong digital presence and an established customer base across international markets. Backed by significant investment and operating within a highly commercial environment, they combine the pace of a scale-up with the resources to support continued growth.

Performance marketing sits at the heart of their success, making this a highly visible role with genuine influence on business performance. They are investing heavily in marketing innovation, measurement capabilities, and AI-powered ways of working.

The Role

You will own performance marketing strategy across multiple international markets, driving efficient customer acquisition and sustainable revenue growth.

Responsibilities include:

• Leading paid media strategy across Meta, TikTok, Google, YouTube, and emerging channels
• Managing and developing specialist teams spanning media buying and performance creative
• Owning key commercial metrics including CAC, ROAS, payback, and revenue performance
• Building closer alignment between creative production and media buying to improve campaign effectiveness
• Developing structured testing frameworks across audiences, channels, creative, and landing pages
• Partnering with ecommerce, brand, and marketing teams to optimise conversion performance
• Strengthening attribution, incrementality testing, and measurement capabilities
• Managing strategic relationships with major advertising platform partners
• Championing AI adoption across media buying, creative production, and marketing workflows
• Contributing to long-term acquisition strategy and international growth plans

Your Skills & Experience

• Strong experience leading performance marketing for a DTC, ecommerce, subscription, or consumer-focused brand
• Deep hands-on expertise across Meta, TikTok, Google, and YouTube advertising platforms
• Proven ability to scale paid media investment while improving acquisition efficiency
• Experience managing and developing high-performing marketing teams
• Strong understanding of attribution, incrementality testing, lift studies, and measurement frameworks
• Experience driving creative testing and performance-led content strategies
• Commercial mindset with the ability to connect media performance to wider business outcomes, including LTV and retention
• Experience working across multiple international markets
• Strong stakeholder management and communication skills
• Practical understanding of how AI can improve marketing performance and team productivity

What They Offer

• High visibility within a commercially critical marketing function
• Exposure to international markets and large-scale acquisition programmes
• The chance to lead and develop a growing team
• Significant scope to influence performance marketing strategy, creative operations, and measurement frameworks
• Clear opportunities for career progression within a rapidly scaling business