A recessed lighting system for walls, ceilings or floors, comprising: - a supporting structure , extending in a longitudinal direction and forming an internal space ; - at least one functional unit extending in a longitudinal direction and suited to be housed in the internal space of the supporting structure , and comprising a lower surface which comprises electrical contacts; - at least one lighting device equipped with a lighting means and comprising electrical contacts attachable to the electrical contacts of the functional unit to maintain the lighting device connected to the functional unit ; wherein the supporting structure comprises a rail on which the lighting device is coupled, - a lighting device control unit which in turn comprises a microprocessor for the control of the lighting device , - a computer application and means to allow the sending of a set of instructions from the computer application to the control unit , - an array of actuators and/or controllers which receive an array of commands sent from the control unit , based on the set of instructions sent from the computer application to the control unit , where the array of actuators comprises at least one first actuator or motor to perform the displacement of the lighting device along the rail , and characterized in that the lighting device is comprised of a housing which encases the control unit , the array of actuators and/or controllers and an array of mechanisms which transmit the movement of said array of actuators and/or controllers to an arm linking said array of mechanisms to the lighting means , and consequently transmitting the movements performed by the array of actuators and/or controllers and transmitted by the control unit , based on the set of instructions sent from the computer application . - a supporting structure , extending in a longitudinal direction and forming an internal space ; - at least one functional unit extending in a longitudinal direction and suited to be housed in the internal space of the supporting structure , and comprising a lower surface which comprises electrical contacts; - at least one lighting device equipped with a lighting means and comprising electrical contacts attachable to the electrical contacts of the functional unit to maintain the lighting device connected to the functional unit ; wherein the supporting structure comprises a rail on which the lighting device is coupled, - a lighting device control unit which in turn comprises a microprocessor for the control of the lighting device , - a computer application and means to allow the sending of a set of instructions from the computer application to the control unit , - an array of actuators and/or controllers which receive an array of commands sent from the control unit , based on the set of instructions sent from the computer application to the control unit , where the array of actuators comprises at least one first actuator or motor to perform the displacement of the lighting device along the rail , and characterized in that the lighting device is comprised of a housing which encases the control unit , the array of actuators and/or controllers and an array of mechanisms which transmit the movement of said array of actuators and/or controllers to an arm linking said array of mechanisms to the lighting means , and consequently transmitting the movements performed by the array of actuators and/or controllers and transmitted by the control unit , based on the set of instructions sent from the computer application . <EOS>