From return in Switzerland, it obtains an arts degree with Lausanne and ensign with the college of Vevey, like at the national college of business of Lausanne. It organizes in 1913 the first Cubist exposure. Art critic and friend of the painters Charles Clément, Rodolphe-Theophilus Bosshard or Felix Vallotton, it devotes monographs to them, like in François Bocion and Rene Auberjonois. Moderator of reviews generally of avant-garde, it founds in 1914, with Edmond Gilliard, Ramuz and Ernest Ansermet, the Books of Vaud with the innovative program; in 1917, in Paris, it launches with André Germain the new Writings.

Storyteller, it publishes heroicomic stories: Pinget in the cage with the lions (1925) or the Bold one at the Of Vaud ones (1928), for which it receives the Rambert Price in 1929. In Three men in Talbot (1928), he reports a voyage in France with the meeting of Henri Pourrat with Ramuz and Henry Bischoff.

In 1934, Budry is named director of the head office of Lausanne of the Swiss National office of tourism (ONST), of which it animates the review Switzerland - die Schweiz. Founder and first president of the Association of the writers of Vaud in 1944.

Bibliography
- Mr. Perrenoud, Inventory of the funds Paul Budry, 1970
- G. Duplain, Switzerland of Paul Budry, 1983
- PH. Junod, pH. Kaenel, Art critics of French-speaking Switzerland, 1993,347-384
- Francillon, Literature, 2,305-313