It was developed by Splash Damage and initially published by Nexon America for Microsoft Windows, and open beta version was released in June 2015.

[5] In 2020, an atomic explosion occurred in London caused an epidemic contamination of toxic gas spreading throughout the streets, resulting in an evacuation plan.

Simultaneously, a criminal syndicate called the Jackal hired their own group of mercenaries to steal the CDA technology that were used to maintain the contaminated air.

Teamwork and communication are strongly encouraged during the game, hinted at by the ability to revive 'downed' players, as well as the fact that being the "lone wolf" often leads to a short life.

The main goal of the attacking team either begins by repairing and escorting an Extraction Vehicle, abbreviated to 'EV' in-game, to a predetermined location, or to plant a C4 Charge on a certain target.

Objective and Stopwatch modes have 8 maps available, including Chapel, Underground, Bridge, Terminal, Dome, Dockyard, Castle and Trainyard.

[1] Dirty Bomb entered open beta as a free-to-play game in June 2015 on the digital distribution platform, Steam.

Each month the development team releases an update to either fix issues in the game or to add new content such as maps, mercs, events, etc.