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CTO | Scrabble & Jigsaw

full-time
Posted on 30-06-2026

Job Description

CTO

Qualifications

  • Experience: 12+ years of strong development, design, and architecture experience in Hardware Security Module (HSM) and/or Key Management System (KMS).
  • Technical Skills: Deep understanding of HSM internals: firmware, PKCS#11, cryptographic APIs, tamper-resistant hardware design.
  • Protocols and Standards: Experience with key management protocols and standards such as KMIP, PKCS#11, Java Cryptography Extension (JCE), and REST-based KMS APIs.
  • Programming Language: Strong Java Spring Boot development experience; familiarity with cloud-native architectures (Kubernetes, microservices).
  • Infrastructure Deployment: Experience with deployment on private and public cloud infrastructure (AWS, Azure, GCP, on-prem data centres).
  • Preferred Background: Background with companies like Thales, Utimaco, Entrust, nCipher, IBM Security, or similar HSM/KMS product companies.
  • Hands-on Ability: Ability to own architecture and also contribute hands-on to implementation at critical junctures.
  • Quantum Cryptography Knowledge: Knowledge of quantum cryptography (QKD, PQC) is a strong plus.

Preferred Skills

  • Previous experience in leading technology-driven organizations in cybersecurity.
  • Strong leadership and team collaboration skills, with the ability to influence across functions.
  • Familiarity with emerging trends and advancements in quantum computing and cybersecurity.
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