All Senior Leaders are expected to demonstrate a clear set of leadership behaviours to create an environment for colleagues to thrive and deliver to a consistently excellent standard. The four LEAD behaviours are: L – Listen and be authentic, E – Energise and inspire, A – Align across the enterprise, D – Develop others.

All colleagues will be expected to demonstrate the Barclays Values of Respect, Integrity, Service, Excellence and Stewardship – our moral compass, helping us do what we believe is right. They will also be expected to demonstrate the Barclays Mindset – to Empower, Challenge and Drive – the operating manual for how we behave.

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, including medical, dental and vision coverage, 401(k), life insurance, and 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, stablecoins, 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.

To be successful as a Principal Wallet Security Engineer – Digital Assets, you should:

• 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

Other highly valued skills include:

• Experience securing wallet infrastructure supporting tokenized deposits, stablecoins, 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