做英语翻译

I am a computer science graduate students, but the computer was not interested, more interested in English, would like to do after the English translation, interpretation and translation can be, I now the standard of English can also prepare three-PETS The test, at the same time would like to Self English undergraduate, I would like to ask the English translation done in the future, I now take the road to work? Self undergraduate English text of the recruits useful? English translation also need to do what's necessary certificate or qualification requirements? The way to achieve these qualifications, then what is it?
The source for the detailed answer!

There is the translation of the prospects for the industry like how?
If Self undergraduate English, then how that kind of job prospects? What can be done?

我是一名计算机专业毕业的大专生，可是对计算机并不感兴趣，对英语比较感兴趣，想以后做英语翻译，口译和笔译都可以，我现在的英语水平还可以，也在准备PETS三级的考试，同时也想自考英语本科，我想请问日后做英语翻译的话，我现在走的路子行得通吗？自考英语本科的文聘有用吗？做英语翻译还需要什么必备的证书或资