Harris Tzimis in

Harris Tzimis

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Head of Information Security at Squarepoint
📍 London, England, United Kingdom

Harris is the Head of Information Security at Squarepoint, leading the companys cybersecurity strategy. His career has progressed from security operations and architecture at G-Research to his current leadership role. He holds an MBA from Imperial Business School and key certifications like CISSP and CCSP.

He has a strong conviction that business leaders should focus more on "substance, " such as viable security strategies and clear goals, rather than relying solely on sophisticated security products.

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Experience
12 Years
Current Role
Head of Information Security
Job Level
Mid-senior
Location
London, England, United Kingdom
Personality Overview

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Communication Style
Decision Approach
Work Preference

Behavioral traits and communication patterns that shape how this person evaluates opportunities, builds trust, and makes decisions in professional settings.

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Priorities

Topics Harris cares about

Cybersecurity Strategy
His current role and title are focused on strategy, and he has explicitly stated that strategy and goals are more important than just tools.
Financial Services Security
[Predicted] His roles at both Squarepoint and G-Research are in the quantitative finance industry, suggesting deep expertise in securing high-stakes financial technology and data.
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Career

Work history

11-2019
Head of Information Security
Squarepoint
12-2017 - 9-2019
Security Design Specialist - Security Architecture
G-Research
1-2015 - 12-2017
Information Security Analyst - Logging & Behaviour Monitoring
G-Research
10-2012 - 1-2015
Information Security Administrator - Security Operations
G-Research
In the press

Media appearances

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Education
2018 - 2020
Master of Business Administration - MBA
Imperial Business School
2011 - 2012
MSc
Royal Holloway, University of London
Social presence
in
Behavioral profile

DISC profile (public)

DISC behavioral profile

Dominance, influence, steadiness, and calculativeness scores with guidance on how this person prefers to communicate and decide.

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