The San Jose Police Officers Association is asking for a 16 percent raise over the next three years, in part to keep officers in the department.
Leaders of the police and fire unions have filed a complaint with the California Fair Political Practices Commission.
There are growing concerns following yet another homicide in the city on Tuesday night, the 31st so far this year.
Rising pension costs are decimating essential city services, according to a grand jury report issued Wednesday.
The San Jose Police Department does not adequately monitor uniformed security work performed by off-duty police officers, according to a recent audit.