Client Integration Engineer: AdTech Solutions Architect

Company: Publicis Groupe UK
Apply for the Client Integration Engineer: AdTech Solutions Architect
Location: London
Job Description:

Epsilon, part of Publicis Groupe, seeks a Client Integration Engineer in London. You will develop scripts, maintain data feeds, and integrate clients into the Epsilon platform, acting as a hybrid web technologist and solutions architect.

You’ll collaborate across engineering, analytics, product, and sales to deliver scalable, data-driven solutions. Ideal candidates have 3+ years in a similar digital role, with expertise in JavaScript, SQL, HTML, and ad-tech ecosystems.

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Posted: August 7th, 2026