He completed his Ph.D. in 1967 at the University of Göttingen with a dissertation entitled Endliche analytische Homomorphismen (Finite analytic homomorphisms),[1] and received his habilitation degree in 1972. Since 1974 he has been a professor at the University of Münster.
Bosch is the author of several books in algebra and geometry.
Baldassarri, F.; Bosch, S.; Dwork, Bernard M.; Centro internazionale per la ricerca matematica; Congress on "p-adic Analysis" (1990). P-adic analysis : proceedings of the international conference held in Trento, Italy, May 29-June 2, 1989. Berlin: Springer-Verlag. ISBN978-3-540-46906-3. OCLC298655850.
Bosch, Siegfried; Lütkebohmert, Werner; Raynaud, M. (1990). Néron Models. Berlin, Heidelberg: Springer Berlin Heidelberg. ISBN978-3-642-51438-8. OCLC851822593.
Bosch, Siegfried; Güntzer, Ulrich; Remmert, Reinhold (1984). Non-Archimedean analysis a systematic approach to rigid analytic geometry. Berlin. ISBN3-540-12546-9. OCLC230556221.{{cite book}}: CS1 maint: location missing publisher (link)