Paid Social Growth Lead

Hearts & Science; Greater London; On-site; GBP 70,000 - 110,000; Full time

Job summary

Hearts & Science in London is seeking a Paid Social Lead to manage day-to-day delivery, optimisation and governance of paid social campaigns across EMEA as part of a unified digital activation strategy.

You will translate insights into strategic direction, collaborate with client, network and agency teams, and drive growth for global lottery and fashion clients by leveraging Meta, TikTok, Pinterest and other platforms.

Qualifications

• Experience with Meta, TikTok, Pinterest and YouTube ads platforms.
• Strong analytical skills and data-driven optimisation.
• Experience in fast-paced, multi-market environments.
• Experience with paid search or programmatic platforms (nice to have).
• Experience with e-commerce or retail clients (nice to have).
• Familiarity with automation tools and feed-based advertising (nice to have).

Responsibilities

• Lead day-to-day optimisation of paid social campaigns across Meta, TikTok, Pinterest and other platforms.
• Support cross-channel activation across paid social, discovery and emerging performance channels.
• Analyse performance data to identify growth opportunities and optimisation priorities.
• Manage audience targeting, creative testing and budget pacing.
• Develop structured test-and-learn roadmaps to drive incremental performance.
• Produce weekly and monthly performance reports for client stakeholders.
• Translate campaign data into clear, actionable insights and recommendations.
• Monitor KPIs including CPA, CPL, conversion volume and incremental growth.
• Oversee campaign setup, trafficking and platform configuration across social platforms.
• Ensure strict QA processes for campaigns, tracking and budgets.
• Review pixel and conversion tracking implementation and collaborate with analytics teams where required.
• Develop ad copy and creative testing proposals.
• Collaborate with creative teams to ensure messaging aligns with brand and performance goals.
• Identify opportunities for creative testing, format experimentation and messaging optimisation.
• Work with platform partners and vendors (Meta, TikTok, LinkedIn, third‑party tools).
• Identify and activate beta opportunities, new ad formats and platform innovations.
• Ensure campaigns leverage the latest platform capabilities.
• Work with a global team across multiple markets.
• Share best practices and performance learnings across regions.
• Coordinate with local teams on market nuances, language considerations and cultural relevance.
• Act as a point of contact for the client across Paid Social planning, optimisation & innovation.
• Drive forward business continuity via client-aligned quarterly priorities, QBRs & status meetings.
• Work with the client on the roadmap for Paid Social maturity & innovation.
• Lead the cadence and creation of client-facing Paid Social case studies & opportunity showcase.

Skills

Meta Ads Manager

TikTok Ads Manager

Pinterest Manager

YouTube Ads Manager

Performance marketing reporting

Analytical skills

Tools

Automation tools

Feed-based advertising

Job description

Hearts & Science in London is seeking a Paid Social Lead to manage day-to-day delivery, optimisation and governance of paid social campaigns across EMEA as part of a unified digital activation strategy.

You will translate insights into strategic direction, collaborate with client, network and agency teams, and drive growth for global lottery and fashion clients by leveraging Meta, TikTok, Pinterest and other platforms.