A sensor element (1) includes a substrate (2) and a strain-sensitive element (3) which is preferably applied to the substrate by means of thin-film technology and is used for measuring the deformation of the substrate (2) when pressure is applied or a force is introduced, the strain-sensitive element (3) including XAlOyN1-y, wherein X is a metal with a high melting temperature in the range of greater than 1400° C. and 0