The Institute of Highway Engineers (IHE), formerly the Institute of Highway Incorporated Engineers, is the professional institution for practitioners in highway and traffic engineering in the UK, offering Engineering Council registration and professional development support.

The Institute of Highway Incorporated Engineers was founded in 1965, changing its name to the Institute of Highway Engineers in 2009.

The Institute of Highway Engineers is a membership organisation with approx 3500 members worldwide (2018).

[4] In 2018 the IHE launched the Highway Engineering Academy[5] to accredit skills highways practitioners are expected to know and deliver in the workplace.

The training can lead to an IHE Professional Certificate or Diploma; subjects include: active travel, asset management, highway maintenance, road safety engineering, transport development management, transport network resilience, traffic signal control, traffic signing and road markings, temporary traffic management and winter services.