He joins LoveFilm from the BBC, where he was project manager for celebrity stock market Celebdaq and also pioneered the recent launch of the BBC iPlayer.
At LoveFilm, he will develop LoveFilm - including leading new features - across all territories including the UK, Nordics and Germany. He will also helm the strategy and execution for LoveFilm's digital service.
Previously he was technical director at Mode, business systems manager at Channel 5, and senior business analyst for MTV Europe.
LoveFilm CEO Simon Calver said: 'It's great to have Ben on board - he's joining at an incredibly exciting time for LoveFilm and the development of our product. He is well respected as an innovator within his field and his expertise in the digital market and his knowledge of Digital Rights Management stands LoveFilm in good stead to continue the pace of growth in our progression into the download-to-burn market.'
Lavender added: 'LoveFilm presents the next big opportunity for advancement in the digital download arena.'