Various embodiments herein relate to a recessed concrete luminaire and a method of installation thereof. In at least one embodiment there is provided a recessed concrete luminaire comprising: a junction box defining a housing for retaining at least one light emitter and corresponding electrical hardware components; and a concrete structure secured to the junction box, the concrete structure having a first outer side and an opposed second inner side and at least one opening extending between the first and second sides, wherein the junction box is connected to the second side; and wherein, in an installed position, the recessed luminaire is irremovably embedded inside of a recess formed inside of a concrete mounting structure, and the first side of the concrete structure is exposed outside of the recess and is flush with a surface of the concrete mounting structure.