From 1921 to 1923 he lectured at University College, Swansea, where his students included Evan Tom Davies. From 1923 to 1948 he was Professor of Mathematics at Birkbeck College, London, where his students included Ralph Henstock and Abraham Robinson.
- Leçons sur les singularités des fonctions analytiques, professées à l'Université de Budapest par Paul Dienes. 1913.
- Taylor series; an introduction to the theory of functions of a complex variable. 1931. 2nd edition. 1957.
- Ritt, J. F. (1932). "Review: Taylor Series: An Introduction to the Theory of Functions of a Complex Variable by Paul Dienes" (PDF). Bull. Amer. Math. Soc. 38 (11): 792–793. doi:10.1090/s0002-9904-1932-05504-5.