"I'm excited for the challenge but remain 100 per cent focused on my ELMS title campaign with Signatech-Alpine as a factory driver as well as giving my utmost in securing the best possible results with Pons in the World Series.
"With both being Renault cars I'm glad it's still within the family and I would like thank Pons for this opportunity."
The 2014 FR3.5 season kicks off at Monza this weekend.
2014 Formula Renault 3.5 line-up so far:
DAMS Carlos Sainz Jr/Norman Nato
Fortec Motorsports Oliver Rowland/Sergey Sirotkin
International Draco Racing Pietro Fantin/Luca Ghiotto
Arden Motorsport Pierre Gasly/Will Buller
Tech 1 Racing Marco Sorensen
Strakka Racing Will Stevens/Matias Laine
Lotus (Gravity Charouz) Matthieu Vaxiviere/Marlon Stockinger
ISR Jazeman Jaafar
AV Formula Zoel Amberg/Beitske Visser
Zeta Corse Robert Merhi
Pons Racing Oliver Webb/Meindert van Buuren
Comtec Racing Nikolay Martsenko
The 2015 Formula Renault 3.5 season will be notable for being the last with the French company's backing but also produced a worthy champion in Oliver Rowland. PETER MILLS evaluates this year's crop of drivers
Last year's field was extraordinary and hard to match, but the Formula Renault 3.5 grid will still have plenty of talent this season. Glenn Freeman runs through the field ahead of this weekend's season opener
Landing the Fortec seat that took rising star Robin Frijns to the 2012 FR3.5 title was already a good sign for Stoffel Vandoorne. Then McLaren took him under its wing. Peter Mills tells Vandoorne's story so far