[Westpac Bank: generative AI increases the work efficiency of software engineers by 46% without affecting code quality] Science and Technology Innovation Board Daily on the 1st, David Walker, chief technical officer of Westpac Banking Group (Westpac Group), revealed that the results of a recent internal experiment show that generative AI has increased the productivity of software engineers by 46% without affecting the quality of coding. Walker said that Westpac growth Lab has been a graduate student of formal AI for more than two years. The experiments used generative AI tools from Microsoft, Amazon and OpenAI, and up to 83% of junior engineers were amazed by the assistive tool.