As you have asked about the IBPS Specialist officer (SO) upcoming exam, I am giving you information about it
I want to tell you that IBPS has not released any notification for the upcoming SO exam.
The recruitment for SO has commenced recently.
But I am giving you information about it just for reference according to the previous notification
Important Dates

Event Important Dates
Online Registration and Modification of Application by candidates 23-Nov-2015 to 10-Dec-2015
IBPS SO Application Fees Payment dates (Online from) 23-Nov-2015 to 10-Dec-2015
Release of e- Admit Cards 19-Jan-2016
IBPS SO CWE V Exam Dates 30-Jan-2016 & 31-Jan-2016
IBPS SO V Exam Result Declaration date 27 February 2016
IBPS SO Interview admit card download date March 2016
IBPS Specialist Officer Interview Date March 2016
IBPS SO Provisional Allotment date April 2016

Posts Included under IBPS SO:

H.R. Officer
Law Officer
I.T. Officer
Marketing Officer
Agriculture Officer
Rajbhashadhikari Officer

IBPS SO Recruitment process will be comprised of the following stages:

Common Written Examination (CWE),
Interview followed by the Document Verification and
Final Allotment