He won the 2006 European Youth Chess Championship U16 category at the age of 15, and in 2007 earned his International Master title.

Amongst open tournaments, he won at Zaragoza 2008, Bad Wiessee 2008, Andorra 2009,[2] Echternach 2009 and 2010, Hastings 2009/10 and Clermont-Ferrand 2011.

[3] In August 2012, Édouard jointly won the French Chess Championship alongside Christian Bauer, Maxime Vachier-Lagrave and Etienne Bacrot.

[4] In December of the same year, he won the Al Ain Classic tournament edging out Vachier-Lagrave on tiebreaks.

[5] Édouard took part in the Grandmaster Group B of the Tata Steel Chess Tournament 2013 in Wijk aan Zee finishing sixth out of fourteen participants with a score of 7/13 points.