The easiest way to apply for a residence and work permit is electronically via the Migration Agency's website.
If you are not an EU citizen and want to work in Sweden, you need a work permit. To get a work permit, the first step is for your employer to give you a job offer. A work permit must be approved before you move to Sweden. The embassy does not mediate to get work in Sweden.
EU citizens and non-EU/EEA citizens interested in working in Sweden for less than one year can also find useful information about working and living in Sweden on the the following website