The number of those employed totaled 27,404,000 in September, up 348,000 from a year ago, according to Statistics Korea. It came after increasing 452,000 in the previous month.
The hiring rate for those aged 15 or higher gained 0.3 percentage points over the year to 61.5 percent last month, marking the highest September reading in 23 years since 1996.
The number of those unemployed was 884,000 in September, down 140,000 from a year earlier. It was the lowest September figure in four years since 2015.
Jobless rate declined 0.5 percentage points from a year earlier to 3.1 percent in September, the lowest September figure in five years since 2014.