A semiconductor light-emitting device includes: a first semiconductor layer having a first major surface and a second major surface which is an opposite side to the first major surface; a second semiconductor layer provided on the second major surface of the first semiconductor layer and including a light-emitting layer; a first electrode provided on the second major surface of the first semiconductor layer; a second electrode provided on a surface of the second semiconductor layer, the surface being an opposite side to the first semiconductor layer; an insulating film provided on a side surface of the second semiconductor layer, and an edge of an interface between the first semiconductor layer and the second semiconductor layer; and a metal film provided on the insulating film from the second electrode side toward the edge of the interface.