In 2023, the number of persons employed in Security and Investigation Services in the UK was approximately 194,000. From 2024 to 2028, employment is forecasted to grow modestly from 194.3 thousand to 195.24 thousand employees. This reflects an annual growth rate of about 0.24% over this period.

Future trends to watch for include:

Technological advancements potentially influencing job functions and requirements.
The impact of economic conditions on demand for security and investigation services.
Changes in regulatory frameworks and their effect on employment rates in the sector.