Not out of the box. Traffic is added on in the browser version as a data layer.
See this thread about adding tile layers:
See this page about reuse of the VE/Bing Maps traffic layer:
"All use of traffic data is restricted to customers who have received explicit permission and instructions about traffic from Microsoft. For more information on terms for use of traffic, contact
the Bing Maps Licensing Team."
Given the licensing restrictions and assuming you have whatever license applies to you, the link to set you in the right direction is this one (reference the thread link above as well for how to use this):
(Don't abuse the traffic data or use it in any production or public application if you don't have a license.)