Senior Paid Social Specialist

Senior Paid Social Specialist

Job Title: Senior Paid Social Specialist

Department: Performance Marketing

Location: Central London

Contract Type: Full Time, Permanent

Travel Required: No

Start Date: TBC

Why Join NextMomentum?

NextMomentum is a full-stack performance agency based in London and Paris, specialising in scaling eCommerce brands through Paid Search, Paid Social, and CRM. We leverage data-driven insights, innovative creatives, and state-of-the-art tracking to deliver growth-focused results.

We’re proud to collaborate with industry giants, disruptors, and rising direct-to-consumer stars to create an ecosystem for growth.

What We’re Looking For

We’re seeking a Senior Paid Social Specialist to take the lead on developing and executing impactful, full-funnel Paid Social campaigns. You’ll be responsible for driving both customer acquisition and retention at scale. Working closely with clients and cross-functional teams, you’ll combine sharp data insights with bold creative thinking to deliver outstanding results.

Your Responsibilities

Campaign Management & Optimisation

• Plan, launch and manage Paid Social campaigns across Meta, TikTok, Pinterest, and Snapchat.
• Focus on delivering measurable outcomes - primarily ROAS.
• Build and run testing plans that balance new customer acquisition (top-of-funnel) and retention (bottom-of-funnel) strategies.
• Regularly review and adjust campaign structure, budgets, audiences, and placements to maximise efficiency and scale.

Creative Strategy & Performance

• Lead the creative direction for all Paid Social campaigns - making sure ads are tailored to different funnel stages and customer intent.
• Write clear, performance-focused creative briefs and work closely with designers to produce engaging assets.
• Identify what makes a hook or visual work, and test different variations to improve engagement and conversions.
• Analyse creative performance using platform data and make changes based on what’s actually driving results.

Client Communication & eCommerce Focus

• Keep clients informed on what’s working, what’s not and where we’re testing next, with a focus on performance, not vanity metrics.
• Translate data into clear insights that show how creative and targeting are affecting revenue.
• Align campaigns with product drops, promotions, and website changes - making sure everything is working toward sales growth.

What You’ll Bring

• Minimum 2-3 years of experience in paid social marketing in-house or at an agency.
• Deep understanding of paid social in an ecommerce/retail environment, with a strong focus on driving ROAS and revenue growth. Understanding of ecommerce platforms (ie Shopify) and principles.
• Proactive, hands-on approach with a collaborative mindset and a solutions-oriented attitude.
• Creative mind: high level of experience with and passion for Paid Social creative strategy, from ideation to execution and reporting.
• Extensive experience with Meta Ads Manager is essential; familiarity with TikTok, Pinterest, and Snapchat campaigns is a plus.
• Effective communicator comfortable interacting and working with clients, designers, and performance marketers alike.

Perks and Benefits

• 25 days annual leave plus public holidays
• Birthday Day Off
• Sabbatical leave for up to 4 weeks after a 5 year tenure
• Pension + employer contribution (5% employee and 4% employer after passed probationary period)
• Employee Referral Scheme
• Hybrid working: 3 days working from our London office and two days working from home
• Regular team socials in Central London
• Weekly office lunches and breakfasts
• Annual offsites
• Coaching & Mentoring to support your career and personal development. We are growing quickly, and we’ll give you the opportunity to do the same.