Mobile App developer (part time optional)


If you have the following skill set please send us your CV:


•    Experience in developing fully featured native Android or iOS applications

•    Demonstrable developments in Java

•    Competence in Android and Java SDKs

•    Experience with Android Studio IDE

•    A portfolio or examples of apps you have published to the Google Play store or App Store

•    Translation of designer mock-ups and wireframes into code

•    Knowledge of front-end web applications such as HTML, CSS, and JavaScript

•    Experience integrating with third-party libraries and APIs

•    Understanding of databases - SQL

•    Clean and documented coding

•    Agile and Lean approaches

•    Ideally an interest in Location Based Services and RTLS

•    Ability to work with off-shore teams and academic institutions

What’s on offer

  • Flexible working arrangements both in terms of location and time

  • International travel

  • 24 days holiday

  • 1 paid weekend away per year

  • ESOP in HaloSOS

  • Bonus


How to apply

Email your CV to and include samples of your previous work.

We would prefer if you did not include a formal covering letter but tell us something interesting about yourself and tell us your favourite movie/book.