Principal Wallet Security Engineer – Digital Assets

The minimum and maximum salary/rate information above includes only base salary or base hourly rate. It does not include any another type of compensation or benefits that may be available.

Barclays employees are eligible for a suite of a competitive and generous employee benefits.

• medical coverage
• dental and vision coverage
• 401(k)
• life insurance
• other paid leave for qualifying circumstances

This position is eligible for an incentive award.

Join Barclays at the ground floor of a 0-to-1 build as a Principal Wallet Security Engineer – Digital Assets
. You will define and deliver the security architecture for Barclays' wallet platform, establishing the cryptographic trust foundation that enables clients to securely hold, control, transfer, and settle digital assets across both permissioned financial networks and open blockchain ecosystems. This role is responsible for securing the wallet infrastructure, signing services, key management capabilities, and transaction authorization controls that support tokenized deposits, stable coins, digital cash, tokenized securities, and future digital asset products.

Working across engineering, cyber security, infrastructure, risk, and architecture teams, you will help build a secure, resilient, and regulated institutional-grade wallet platform that serves as the gateway between Barclays' core banking ecosystem and emerging digital asset networks.

• Bring proven experience designing and securing institutional wallet platforms, including transaction authorization, policy controls, delegated approvals, and cryptographic signing workflows supporting digital asset custody and settlement
• Have deep expertise with Hardware Security Modules (HSMs), Multi-Party Computation (MPC), enterprise key management, and secure signing architectures that protect private keys and signing events across multiple blockchain networks
• Demonstrate hands-on experience implementing key lifecycle controls, secrets management, certificate and PKI services, network segmentation, privileged access management, and infrastructure hardening within highly regulated environments
• Be comfortable leading threat modeling, attack-path analysis, residual risk assessments, and security architecture reviews across complex multi-supplier technology stacks and third-party digital asset infrastructure
• Apply secure-by-design engineering practices throughout the platform lifecycle, including resilience engineering, security testing, vulnerability management, operational readiness, control automation, and continuous assurance

• Experience securing wallet infrastructure supporting tokenized deposits, stable coins, tokenized securities, and other institutional digital asset use cases across open and permissioned networks
• Knowledge of blockchain transaction flows, wallet policy engines, custody operating models, transaction orchestration, digital asset settlement workflows, and cryptographic authorization controls
• Understanding of financial services regulatory expectations, operational resilience requirements, audit and assurance processes, and control-by-design technology delivery practices
• Experience with cloud and on-premises security architectures, Kubernetes, container security, Zero Trust principles, identity and access management, and secure connectivity patterns

To develop, and evolve the banks technology architecture through relevant solutions, strategies and execution plans aligned to and prioritized by business and technology objectives, including the development, evolution and adoption of foundational platforms and products.

• Development, evolution and…