The two-volume proceedings constitutes the refereed proceedings of the 5th International Conference on Soft Computing and its Engineering Applications, icSoftComp 2023, held in Changa, Anand, India, in December 2023. The 42 full papers and 2 short papers included in this book were carefully reviewed and selected from 351 submissions. They are organized in topical sections as follows: Volume number 2020: Theory and Methods; Systems and Applications Volume number 2031: Systems and Applications; Hybrid Techniques.