Stadin tilapankki provides information on nearest available office facilities for example meeting rooms and office spaces as well as other resources. The project aims to support paperless office, flexibility between office facilities and commute working. As a city employee you can find free office spaces provided by the City of Helsinki and your co-workers.
The service is based on Respa the resource reservation system: http://dev.hel.fi/projects/respa/
You might also be interested in Varaamo: https://varaamo.hel.fi/
An alpha version of the service can be found here: http://tilapankki.hel.ninja/