He will report in to Louise Ainsworth, regional MD for online and advertiser solutions. She said: “Andrew is someone who stands out as a leader in the industry, and is someone whom we have enjoyed working with as a client for some years. I am delighted to welcome him to the team.”

Bradford (pictured) spent the past seven years at AOL before taking voluntary redundancy, which was offered as part of a corporate-wide cost reduction exercise.

In a statement issued today, he said: “Nielsen works with some of the largest online publishers and broadcaster clients globally, providing insight and measurement to support their businesses in the online space. I look forward to contributing to Nielsen’s pivotal role in the industry and helping the team provide an enhanced and focused service to help clients make better decisions.”