There is one position available as Research Software Developer at the University College London: https://blogs.ucl.ac.uk/research-software-development/recruiting-apr-2019/ Julia is mentioned explicitly in the person specification, but note the current need is for someone comfortable with R, too.
I am available for 3-4 months for such positions. I have been a open-source contributor in tensorflow and ansible community and have worked on research projects in the deep learning area. Here, is my CV. Please, do let me know.