A refrigeration system comprising: a heat recovery system defining a heat recovery fluid flow path, the heat recovery system including: an expansion device; an ejector having a primary inlet and a secondary inlet; a first heat exchanger within which heat is transferred between a heat recovery fluid and a secondary fluid, the first heat exchanger being located upstream from the primary inlet of the ejector; a second heat exchanger within which heat is transferred from a heat transfer fluid to the heat recovery fluid, the second heat exchanger being located upstream from the secondary inlet of the ejector; a pump located upstream from the first heat exchanger; a heat rejection heat exchanger arranged downstream from the ejector; and at least one recovery heat exchanger positioned along the heat recovery fluid flow path directly upstream from the first heat exchanger, the at least one recovery heat exchanger having a first portion arranged downstream from an ejector outlet and upstream from the heat rejection heat exchanger, and a second portion arranged between the pump and the first heat exchanger; wherein the heat recovery fluid flow path further comprises a primary heat recovery fluid loop and a secondary heat recovery fluid loop fluidly coupled to the primary heat recovery fluid loop downstream from the heat rejection heat exchanger, the first heat exchanger and the at least one recovery heat exchanger being positioned along the primary heat recovery fluid loop; a first portion F1 of the heat recovery fluid output from the heat rejection heat exchanger is directed to the pump and a second portion F2 of the heat recovery fluid output from the heat refection heat exchanger is provided to the secondary heat recovery fluid loop; the heat recovery fluid at an outlet of the pump is provided to the at least one recovery heat exchanger from the pump, within the at least one recovery heat exchanger, the heat recovery fluid output from the pump absorbs heat from the heat recovery fluid output from the ejector, and the heat recovery fluid output from the at least one recovery heat exchanger is provided to the first heat exchanger to recover heat from the secondary fluid provided to the first heat exchanger; and the second portion F2 of the heat recovery fluid passes sequentially through the expansion device and the second heat exchanger before being returned to the primary heat recovery fluid loop via the secondary inlet of the ejector. an expansion device; an ejector having a primary inlet and a secondary inlet; a first heat exchanger within which heat is transferred between a heat recovery fluid and a secondary fluid, the first heat exchanger being located upstream from the primary inlet of the ejector; a second heat exchanger within which heat is transferred from a heat transfer fluid to the heat recovery fluid, the second heat exchanger being located upstream from the secondary inlet of the ejector; a pump located upstream from the first heat exchanger; a heat rejection heat exchanger arranged downstream from the ejector; and at least one recovery heat exchanger positioned along the heat recovery fluid flow path directly upstream from the first heat exchanger, the at least one recovery heat exchanger having a first portion arranged downstream from an ejector outlet and upstream from the heat rejection heat exchanger, and a second portion arranged between the pump and the first heat exchanger; wherein the heat recovery fluid flow path further comprises a primary heat recovery fluid loop and a secondary heat recovery fluid loop fluidly coupled to the primary heat recovery fluid loop downstream from the heat rejection heat exchanger, the first heat exchanger and the at least one recovery heat exchanger being positioned along the primary heat recovery fluid loop; a first portion F1 of the heat recovery fluid output from the heat rejection heat exchanger is directed to the pump and a second portion F2 of the heat recovery fluid output from the heat refection heat exchanger is provided to the secondary heat recovery fluid loop; the heat recovery fluid at an outlet of the pump is provided to the at least one recovery heat exchanger from the pump, within the at least one recovery heat exchanger, the heat recovery fluid output from the pump absorbs heat from the heat recovery fluid output from the ejector, and the heat recovery fluid output from the at least one recovery heat exchanger is provided to the first heat exchanger to recover heat from the secondary fluid provided to the first heat exchanger; and the second portion F2 of the heat recovery fluid passes sequentially through the expansion device and the second heat exchanger before being returned to the primary heat recovery fluid loop via the secondary inlet of the ejector.