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Online media buyer

Company: Initiate International

Location: johannesburg, London

Posted: June 18, 2026

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Position Details

Online Media Buyer job vacancy in Johannesburg.

We are seeking a data-driven and performance-focused Media Buyer / User Acquisition Specialist to drive growth across mobile app and digital acquisition channels.

The successful candidate will be responsible for planning, executing, and optimizing paid media campaigns across multiple traffic sources, with a strong focus on mobile app marketing, programmatic advertising, and performance-driven acquisition strategies.

This role requires a hands‑on professional who is comfortable managing budgets, analysing performance data, testing creatives, and identifying new opportunities to scale user acquisition while maintaining profitability. Duties and Responsibilities: Mobile App Marketing Plan, launch, and optimize mobile user acquisition campaigns across ad networks, DSPs, and native advertising platforms. Manage mobile measurement and attribution platforms such as Apps Flyer, Adjust, or similar tools. Configure and monitor ...