In the German architectural and engineering sector, business enterprise R&D expenditure is forecasted to decrease gradually from 1.68 billion Euros in 2024 to 1.51 billion Euros by 2028. Notably, in 2023, expenditure stood at 1.72 billion Euros. The year-on-year decline is expected steadily, averaging a 3% decrease per annum from 2024 to 2028 based on current forecasts.

Future trends to watch for include:

Potential impacts of economic fluctuations on R&D spending, particularly in response to shifts in EU funding and private investment.
Technological advancements that may drive innovative engineering practices, potentially altering R&D expenditure patterns.
Government policies promoting green infrastructure and sustainability, which could shift focus and funding within the industry.