A footwear assembly comprising: an upper portion configured to secure a foot within the footwear assembly; a mid-sole plate; a mid-sole portion coupled to the upper portion and adapted to receive said mid-sole plate; and an out-sole portion coupled to at least an inferior portion of the mid-sole portion, characterised in comprising: a lacing engine comprising one or more switches to control functions of the lacing engine; and a button assembly, wherein the button assembly is configured to control functions of the lacing engine, and comprising: a bushing including an actuator housing surrounded by an outer flange, the actuator housing including an exterior side and an interior side relative to the footwear platform; and an actuator including a plurality of actuator bodies disposed within the actuator housing, further characterised in that each actuator body of the plurality of actuator bodies includes a switch interface adapted to physically interface with a switch on a lacing engine, to provide a moveable physical interface between the out-sole portion and the one or more switches on the lacing engine; the footwear assembly further characterised in that the lacing engine is housed in the mid-sole plate, and the mid-sole plate includes a cutout to receive the button assembly. an upper portion configured to secure a foot within the footwear assembly; a mid-sole plate; a mid-sole portion coupled to the upper portion and adapted to receive said mid-sole plate; and an out-sole portion coupled to at least an inferior portion of the mid-sole portion, characterised in comprising: a lacing engine comprising one or more switches to control functions of the lacing engine; and a button assembly, wherein the button assembly is configured to control functions of the lacing engine, and comprising: a bushing including an actuator housing surrounded by an outer flange, the actuator housing including an exterior side and an interior side relative to the footwear platform; and an actuator including a plurality of actuator bodies disposed within the actuator housing, further characterised in that each actuator body of the plurality of actuator bodies includes a switch interface adapted to physically interface with a switch on a lacing engine, to provide a moveable physical interface between the out-sole portion and the one or more switches on the lacing engine; the footwear assembly further characterised in that the lacing engine is housed in the mid-sole plate, and the mid-sole plate includes a cutout to receive the button assembly. a lacing engine comprising one or more switches to control functions of the lacing engine; and a button assembly, wherein the button assembly is configured to control functions of the lacing engine, and comprising: a bushing including an actuator housing surrounded by an outer flange, the actuator housing including an exterior side and an interior side relative to the footwear platform; and an actuator including a plurality of actuator bodies disposed within the actuator housing, further characterised in that each a bushing including an actuator housing surrounded by an outer flange, the actuator housing including an exterior side and an interior side relative to the footwear platform; and an actuator including a plurality of actuator bodies disposed within the actuator housing, further characterised in that each actuator body of the plurality of actuator bodies includes a switch interface adapted to physically interface with a switch on a lacing engine, to provide a moveable physical interface between the out-sole portion and the one or more switches on the lacing engine; the footwear assembly further characterised in that the lacing engine is housed in the mid-sole plate, and the mid-sole plate includes a cutout to receive the button assembly.