Cryptography Infrastructure Engineers (Payshield, NShield & Luna HSM) Location: Hybrid — Sheffield / Leeds, or nearshore from Poland Contract: 6 months (Inside IR35) — Market Rates / Negotiable Business Area: Cybersecurity & Cryptography Protecting the identity, confidentiality, and authenticity of trillions of dollars in transactions worldwide , join a project that strengthens the core of a global financial leader’s cryptographic estate. We’re hiring 3 roles, each with a specific focus: • Payshield HSM Engineer • NShield HSM Engineer • Luna HSM Engineer You’ll be part of an expert team uplifting our HSM observability — building next-level monitoring, alerting and resilience for critical encryption infrastructure. Key Responsibilities • Design, implement, and support a new monitoring and alerting solution using Splunk • Act as the Subject Matter Expert (SME) for your specific HSM type (Thales Payshield, Entrust NShield, or Thales Luna) • Extract relevant data (via SNMP) and collaborate with teams across infrastructure, cyber and operations • Define detailed requirements, write design and test specifications, and contribute to project documentation • Help shape the roadmap for ongoing cryptographic service improvements • Raise potential issues early and bring fresh, innovative solutions What You’ll Need • Deep experience with your specialist HSM (Payshield, NShield or Luna) • Strong understanding of SNMP, Splunk, SSH, SSL, Confluence, Jira, ServiceNow and Github • Solid grasp of cryptography fundamentals, modules (e.g., TPMs), and IT infrastructure • Knowledge of industry standards: OWASP, ISO2700x, PCI DSS, GDPR, CIS, NIST • Experience working in regulated environments (finance/banking a plus) • Excellent stakeholder engagement, teamwork, and documentation skills • Bonus: PKI, Encryption Key Management, Windows/Linux admin, relevant certifications (CISSP, CISA, CISM) Interested? If you’re a cryptography or HSM specialist ready to secure the backbone of global finance , we’d love to hear from you.