Josie Ellis graduated from the Royal Academy of Music with first class honours

During her time here, she studied with Graham Mitchell, Robin McGee and Duncan McTier. She was the recipient of the Vivian Dunn and Eugene Cruft prizes.

Following the Academy, Josie studied in Geneva and Freiburg. She worked with renowned soloist Božo Paradžik in Freiburg and gained her Künstlerische Ausbildung and Advanced Studies Diploma. Josie took part in the summer masterclasses 'Carl Flesch Akademie' with Janne Saksala, the Principal double bassist of the Berlin Philharmonic. This led to a concerto appearance with the Baden Baden Philharmonic. During this time, she held orchestral positions with the Philharmonisches Orchester Freiburg and the SWR Sinfonieorchester Baden-Baden und Freiburg.

In 2011, Josie returned to the UK to join the BBC Philharmonic in Manchester. Four years later she moved to London where she enjoyed freelancing with many of the country's finest orchestras including the London Symphony Orchestra, Philharmonia Orchestra and English National Opera. Josie has appeared as Guest Principal with orchestras including the Royal Philharmonic Orchestra, Royal Northern Sinfonia, Welsh National Opera and Ulster Orchestra. Josie has worked with the Mahler Chamber Orchestra since 2009, touring Europe and Asia. She has worked with conductors including Simon Rattle, Bernard Haitink, Gustavo Dudamel, Daniel Harding and Colin Davis. In the summer of 2019, she joined the BBC Symphony Orchestra.

Josie has been teaching the double bass at Junior Academy since 2015. She coaches the basses of the National Schools Symphony Orchestra and has coached the Main Orchestra section of the National Youth Orchestra of Great Britain.