User interface for computer-implemented trading system

A computer-implemented method for causing a trade instruction to be constructed, the method comprising:

• providing a graphical user interface that includes at least one interactive location of a trading screen, wherein the interactive location corresponds to a tradeable object of interest to a user;
• populating a graphical user interface object with data relating to a current market condition of the tradeable object, wherein the graphical user interface object is populated dynamically at least on the basis of a respective location in the trading screen;
• presenting, in the graphical user interface, the graphical user interface object at the respective location in the trading screen such that the graphical user interface object presents at least a portion of the populated data located near the respective location;
• receiving in the graphical user interface a tactile input action associated with the graphical user interface object;
• causing the trade instruction to be constructed that is associated with the graphical user interface object and the received tactile input action;
• and
• sending the trade instruction to at least one computing device that is configured to execute the trade instruction.