Esat Yasar Caglayan
Chief Information Security Officer (CISO) @ Wechip | CISM, CISA,| Banking & Fintech Cybersecurity | SOC, SIEM, Incident Response | ISO 27001, PCI DSS”
Istanbul, Türkiye
About
Experienced Cybersecurity Leader with 15+ years in SOC management, incident response, and security operations across banking, fintech, and technology sectors.
Key achievements:
Built and led 24/7 SOC teams (up to 15 people).
Cut incident response times by 40%.
Implemented SIEM, SOAR, and compliance frameworks (ISO 27001, PCI DSS, GDPR).
I thrive in leadership roles that require strategic vision, resilience, and collaboration. Currently focused on CISO / Head of Security opportunities to drive global security programs and safeguard business growth.
Experience
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Chief Information Security Officer at Wechip Payment Technologies
Nov 2025 - Present · 9 mos
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Sistem Güvenlik Müdürü at Türk Ticaret Bankası
Jul 2024 - May 2025 · 11 mos
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Information Security Manager at Hedef Holding
Sep 2023 - Jul 2024 · 11 mos
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Information Security Manager at İNFO Yatırım Menkul Değerler A.Ş.
Sep 2023 - Jul 2024 · 11 mos
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BT Güvenlik Teknoloji Bölüm Müdürü at Intertech Information Technology and Marketing Inc.
May 2021 - May 2022 · 1 yr 1 mo