Media Buyer (Meta & TikTok) - Ecommerce

Company Introduction

At Numeris, we are redefining luxury sneakers by merging craftsmanship, minimal design, and sustainability. We’re a direct-to-consumer brand dedicated to creating timeless, versatile footwear that seamlessly blends style, comfort, and durability. Our products are designed in the UK, crafted with premium materials, and delivered across Europe with a focus on uncompromising quality and customer experience.

What sets us apart is our commitment to sustainability and innovation in a category dominated by fast fashion. We believe in fewer, better products, and our mission is to change the way people view everyday footwear by offering sneakers that last longer, look sharper, and feel better.

As we continue our rapid growth across the UK and European markets, we are expanding our digital team to reach new audiences, build stronger connections with our community, and deliver profitable, scalable growth through performance marketing. If you’re driven, creative, and passionate about e-commerce, this is your chance to join a fast-growing brand at an exciting stage of expansion.

About the Role

We’re hiring a Media Buyer (Meta & TikTok) who will be at the center of our digital growth strategy. This is a mid-level role where you’ll be responsible for planning, executing, and optimizing paid advertising campaigns that drive measurable results. You will be hands-on with campaign management, but also collaborative with our creative and leadership teams to ensure our ads resonate with audiences across multiple European markets.

The Media Buyer will play a crucial role in scaling Numeris’ online presence, ensuring our ads not only deliver profitable returns but also embody the premium aesthetic and ethos of the brand. You’ll need to bring a balance of data-driven thinking, creative testing, and strategic execution.

This role is ideal for someone with 2–3 years of experience in e-commerce performance marketing who wants to grow within a fast-paced, design-driven environment.

Mission Statement

The primary mission of our Media Buyer is to scale Numeris’ presence across Meta and TikTok, ensuring campaigns are optimized for conversions, return on ad spend (ROAS), and long-term brand growth. You will be responsible for managing campaigns end-to-end, turning creative ideas into scalable ads, and driving measurable results that directly impact revenue.

General Responsibilities

The responsibilities of our Media Buyer include the following :

• Plan, manage, and optimize advertising campaigns across Meta and TikTok Ads Manager.
• Implement structured testing frameworks for audiences, creatives, and placements.
• Collaborate with the creative team to brief, test, and iterate on ad concepts (UGC, short-form video, lifestyle content, etc.).
• Monitor and analyze campaign performance, providing actionable insights and recommendations.
• Maintain strong knowledge of EU / UK advertising regulations, platform policies, and best practices.
• Develop and deliver clear weekly and monthly performance reports for leadership.
• Research emerging advertising trends and competitor activity, applying insights to improve performance.
• Maintain an experimental, growth-oriented mindset, always seeking opportunities to scale profitably.

Overall, the Media Buyer will play an important role in driving customer acquisition and maintaining Numeris’ reputation for premium quality by delivering exceptional campaign performance and ensuring the profitability and scalability of our digital growth efforts.

Position Specifications

The Media Buyer position includes committing to the following :

Requirements

About You

Profile

As our Media Buyer, you are a performance-driven marketer with a proven track record in e-commerce growth. 2–3 years of hands-on experience managing paid campaigns for direct-to-consumer brands, with a strong focus on Meta and TikTok platforms. Understanding the nuances of scaling across European markets, from compliance and policies to cultural audience differences, you tailor campaigns accordingly.

Having the ability to combine analytical precision with creative curiosity. By reading numbers and interpreting them, you turn data into actionable insights that drive profitable growth. Comfortable setting up structured testing frameworks, identifying winning creatives, and scaling them methodically. At the same time, have the finesse to collaborate closely with creative teams, ensuring content is not only optimized for performance but also aligned with Numeris’ premium, design-led aesthetic.

Exhibiting high familiarity with the broader e-commerce stack, particularly Shopify and GA4, and while not mandatory, exposure to attribution platforms like Triple Whale or Northbeam is a welcome advantage. Above all, you’re a self-starter - proactive, resourceful, and able to thrive in a fast-moving, entrepreneurial team environment where every campaign directly impacts business outcomes. Strong English communication skills are essential for collaboration, communication, clarity, efficiency, and reporting.

Key Traits for this Position

The ideal Media Buyer for Numeris will demonstrate :

Key Requirements