Kainos Group plc

("Kainos" or the "Company")

Total Voting Rights

Pursuant to DTR 5.6.1 the Company announces that as at 1 October 2024, the total number of ordinary shares in issue now stands at 125,844,602 each with voting rights. There are no shares held in treasury.

The above figure 125,844,602 may be used by shareholders as the denominator for the calculations by which they will determine if they are required to notify their interest in, or a change in their interest in, the Company under the FCA's Disclosure Guidance and Transparency Rules.

Kainos Group plc Legal Entity Identifier: 213800H2PQMIF3OVZY47

Classification: 2.5 - Total number of voting rights and capital

Ends

For further information, please contact:

Kainos via FTI Consulting LLP

Russell Sloan, Chief Executive Officer

Richard McCann, Chief Financial Officer

Investec Bank plc +44 20 7597 5970

Patrick Robb / Ben Griffiths / Nick Prowting

FTI Consulting LLP +44 20 3727 1000

Matt Dixon / Dwight Burden / Kwaku Aning

About Kainos

Kainos Group plc is a UK-headquartered provider of sophisticated IT services to major public sector, commercial and healthcare customers. Our expertise spans three divisions: Digital Services, Workday Services, and Workday Products.

Digital Services: We develop and support custom digital service platforms that transform service delivery in public, commercial, and healthcare sectors. Our solutions ensure security, accessibility, cost-effectiveness, and improved user outcomes.

Workday Services: Specialising in deploying Workday, Inc.'s Finance, HR, and Planning products, we are a respected partner in Europe and North America. Experienced in complex deployments, we are trusted to launch, test, expand, and support Workday systems.

Workday Products: Our established product suite, incorporating Smart Test, Smart Audit, and Smart Shield, complements Workday by enhancing system security and compliance. Our Employee Document Management product, launched in October 2023, improves document generation and storage within Workday while supporting global compliance requirements. Over 450 global customers use one or more of our products.

Our people are central to our success. We have more than 2,900 people in 23 countries across Europe, Asia, and the Americas.

We are listed on the London Stock Exchange (LSE: KNOS) and you can discover more about us at www.kainos.com.

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