Complex sentence: Beginning his career in journalism at The Times ", he later became" The Daily Telegraphs Brussels correspondent, with his articles being a strong influence on growing Eurosceptic sentiment among the British right-wing.
Split into simpler sentences: Beginning his career in journalism at "The Times", he soon moved to "The Daily Telegraph". As the newspaper's Brussels correspondent his articles were a strong influence on growing Eurosceptic sentiment among the British right-wing.