CERTIFICATION PURSUANT TO RULE 13a-14 OR 15d-14 UNDER
THE SECURITIES EXCHANGE ACT OF 1934, AS AMENDED
I, Adrian Rawcliffe certify that:
1. I have reviewed this Amendment No. 1 to the Quarterly Report on Form 10-Q of Adaptimmune Therapeutics plc; and
2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the period covered by this report.
|Date: May 28, 2020|
|/s/ Adrian Rawcliffe|
|Chief Executive Officer|