Moore spent two years in Australia after his PhD, working as a research officer for the
Commonwealth Scientific and Industrial Research Organisation in Canberra. He then spent the following two years as a research fellow at the
University of California, Los Angeles. He lectured in botany at the
University of Leicester from 1961 to 1968. At Leicester, Moore became involved with the editorial group of the
Flora Europaea, which covered all flowering plants and ferns in Europe. Moore was its secretary-general for four years. His efforts culminated in the publication in 1968 through the British Antarctic Survey of
The Vascular Flora of the Falkland Islands – a definitive work in the field. == Personal life ==