Latest Cryptographer Jobs

Principal Security Architect

The Principal Security Architect is a senior technical role responsible for setting the security architecture direction at Copper, a leading provider of institutional digital asset infrastructure. The role involves reviewing and approving major changes, providing architectural assurance, and leading the security of signing infrastructure and multi-chain integrations. The position requires a deep understanding of cryptographic principles and blockchain security.

Copper London, United Kingdom

On-site Permanent

Backend Crypto Engineer - L1

This role involves developing and maintaining secure, high-availability systems for cryptocurrency operations including deposits, withdrawals, and staking. You'll integrate Kraken with new blockchains, design scalable backend services in TypeScript or Rust, and ensure the safety of client funds through robust, low-latency architectures. The role emphasizes cryptographic security, system scalability, and ownership of critical crypto infrastructure.

Kraken United Kingdom

Remote Permanent

Staff Security Architect

As a Staff Security Architect at Kraken, you will design and review robust security architectures, conduct thorough security assessments, and stay updated with the latest blockchain security trends. You will work in a highly technical, remote team, collaborating with various engineering teams across the company to ensure secure operational practices and secure the next generation of AI products.

Kraken London, United Kingdom, United Kingdom

Remote Permanent

Senior Product Security Engineer

This role involves leading the secure development lifecycle for Blockchain.com’s core products, with a focus on integrating security into design, automating safeguards, and managing security debt. The engineer will conduct threat modeling, lead code audits in Java/Kotlin and TypeScript, embed AI-driven security tools, and collaborate closely with product teams to harden critical financial systems. They will also define security standards, drive incident response support, and translate technical risks into business decisions through metrics and governance.

Blockchain.com London, United Kingdom

Hybrid Permanent

Sales Engineer, Banking

This role involves leading technical pre-sales engagements with major banks across Western and Central Europe, focusing on digital asset integration. The Sales Engineer will design and deliver proofs of concept, respond to RFPs, and translate complex banking requirements—such as custody, settlement, and compliance—into secure, scalable Fireblocks solutions. Deep engagement with technical and executive stakeholders in highly regulated environments is central to the role.

Fireblocks United Kingdom €80,000 – €110,000 pa

Hybrid Permanent

Head of Security Architecture and Engineering - CISO function - BPL

Job DescriptionPurpose of the roleTo develop, implement and manage the banks cloud and security infrastructure, including the development and implementation of effective security administration processes for all platforms.AccountabilitiesExecution of assessments and analysis on new security technologies in the bank, including...

Barclays London, E14 5RB, United Kingdom