EX-15.1
Published on November 21, 2023
Exhibit 15.1
Consent of Independent Registered Public Accounting Firm
We hereby consent to the incorporation by reference in the following Arqit Quantum Inc. registration statements:
(1)registration statement on Form S-8 (File No. 333-262215);
(2)registration statement on Form F-3 (File No. 333-268786); and
(3)registration statement on Form F-3 (File No. 333-259982)
of our report dated November 21, 2023 relating to the financial statements which appears in the Arqit Quantum Inc. Annual Report on Form 20-F for the year ended September 30, 2023. We also consent to the reference to us under the heading “Experts” in such Registration Statements.
/s/ PKF Littlejohn LLP
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PKF Littlejohn LLP
London, United Kingdom
November 21, 2023
