Over the past two hundred years, London made its transition from manufacturing-heavy industry distribution to service-oriented employment structure. Despite regional differences, London has become a world-renowned financial center with an increasing proportion of banking and finance in the industry. It would be easy to think that the financial sector will continue to grow in London based on the past analysis. However, the recent political development like Brexit or declining labour cost advantage of London over other European cities are unfolding a different development of the city's industry structure - pivoting to technology and digital sector. The next census in 2021 will show us what is next for this ever-evolving city.