Singapore may not be the best locale for Functional Specification job offers. Right now, Jobspotting counts only 6. Maybe, you could try slightly farther afield. Clothing or Data Quality jobs are overarching themes worth a look, as these are the main categories the job offers can be broken down to. Topics like Business Requirements, Requirement analysis, and technical Requirements come up a lot in job offers in this area.
While it can sometimes be difficult to find a junior position, that's not at present the case. On Jobspotting, 33% of advertised vacant positions don't require many years of expertise. If you have your heart set on a specific type of internship, why not sign up to Jobspotting? We'll let you know as soon as one comes available. The market at present operates with a lot of more traditional employers, but one startup is bucking the trend. Why not have a look at vacant positions in another country to compare and contrast opportunities. Just use the Explore tab.