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Principal Security Architect

Glasgow, United Kingdom; Knutsford, United Kingdom

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Key information

Date live: 19/05/2025

Business Area: Chief Information Security Office

Area of Expertise: Technology

Contract: Permanent

Reference Code: JR-0000046711

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It’s happening at Barclays.

Be a part of a place where challenges are measured in billions, qubits and nanoseconds. Build your career in an environment where we’re advancing machine learning, leveraging blockchains, and harnessing FinTech. Working in Barclays technology, you’ll reimagine possibilities: learning and innovating to solve the challenges ahead, delivering for millions of customers.
We are shaping the future of financial technology.
Why not join us and make it happen here?

Where will you be located?

Explore location

  • The Chief Information Security Office (CISO) is a global team, with colleagues across Europe, Asia and the Americas. It sits within BX and supports the business in ensuring confidentiality, integrity and availability of the firm’s information assets. It is also responsible for implementing and operating world-class security solutions to meet business needs. CISO operates critical controls and works in partnership with the business to ensure our customers can trust Barclays to protect their sensitive information, and that the security of our critical infrastructure, staff, and assets is maintained. 
  • The Principal Security Architect is a recognized cyber security expert who will work with the Chief Technology Officer (CTO) and across the firm’s Chief Information Officers (CIOs) to design and govern the application of patterns developers use to efficiently and effectively meet security requirements while building the systems that support the business. 
  • Security is an emergent property of the many design decisions made across the set of technologists that created the components developers ultimately use to create applications. As a result, this role requires collaboration across multiple departments within the global organization.
  • The Principal Security Architect will lead a team of dedicated architects to engage in and review internally developed solutions and third-party integrated systems to ensure designs include all necessary security controls and adopt established patterns where appropriate. The Principal Security Architect will ensure security is integrated into our technology infrastructure and then correctly applied in the development of business applications.
  • The team works alongside Barclay’s engineering and operations teams including the Global Technology Infrastructure Service to ensure security is baked into major infrastructure projects such as enabling the bank’s cloud environments.
  • In addition, the Principal Security Architect will oversee architect and engineering efforts to identify requirements and use cases and evaluate technologies against them and support product owners and engineers in development of efficient and effective designs for identified technologies. The intended result is a global team with visibility and reach across the entire Barclays technical community and with the ability to provide solutions to security challenges wherever they occur.  

Purpose of the role

To develop, implement and manage the banks cloud and security infrastructure, including the development and implementation of effective security administration processes for all platforms. 

Accountabilities

  • Execution of assessments and analysis on new security technologies in the bank, including cloud access security brokers (CASBs), cloud data loss prevention (DLP) solutions, and cloud encryption solutions, to secure the banks cloud environments through seamless integration.
  • Development and implementation of effective security administrative processes for all platforms, including cloud security architecture, aligned to the organisations security and regulatory requirements.
  • Implementation of cloud security monitoring solutions to detect and alert on potential security threats and anomalies.
  • Execution of incident investigations related to cloud security to identify the root causes and implement corrective measures promptly to minimise damage and return to normal operations.
  • Identification, analysis and implementation of emerging cloud security technologies and solutions to prevent threats and enhance the banks cloud security posture.
  • Development and maintenance of comprehensive documents and reports for senior stakeholders on cloud security architecture, policies, procedures and incidents.
  • Collaboration with cloud operation team to manage the banks cloud security infrastructure, including identity and access management (IAM), network security, and data security controls, to protect cloud resources from unauthorized access and data breaches.

Director Expectations

  • To manage a business function, providing significant input to function wide strategic initiatives. Contribute to and influence policy and procedures for the function and plan, manage and consult on multiple complex and critical strategic projects, which may be business wide..
  • They manage the direction of a large team or sub-function, leading other people managers and embedding a performance culture aligned to the values of the business. Or for an individual contributor, they lead organisation wide projects and act as deep technical expert and thought leader, identifying new ways of working and collaborating cross functionally. They will train, guide and coach less experienced specialists and provide information affecting long term profits, organisational risks and strategic decisions..
  • Provide expert advice to senior functional management and committees to influence decisions made outside of own function, offering significant input to function wide strategic initiatives.
  • Manage, coordinate and enable resourcing, budgeting and policy creation for a significant sub-function.
  • Escalates breaches of policies / procedure appropriately.
  • Foster and guide compliance, ensure regulations are observed that relevant processes in place to facilitate adherence.
  • Focus on the external environment, regulators, or advocacy groups to both monitor and influence on behalf of Barclays, when appropriate.
  • Demonstrate extensive knowledge of how the function integrates with the business division / Group to achieve the overall business objectives.
  • Maintain broad and comprehensive knowledge of industry theories and practices within own discipline alongside up-to-date relevant sector / functional knowledge, and insight into external market developments / initiatives.
  • Use interpretative thinking and advanced analytical skills to solve problems and design solutions in often complex/ sensitive situations.
  • Exercise management authority to make significant decisions and certain strategic decisions or recommendations within own area.
  • Negotiate with and influence stakeholders at a senior level both internally and externally.
  • Act as principal contact point for key clients and counterparts in other functions/ businesses divisions.
  • Mandated as a spokesperson for the function and business division.

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.

Barclays welcomes applications from all candidates and is committed to ensuring reasonable adjustments (accommodations) are put in place to allow for a fair and inclusive recruitment process. For more information and how to request one, please review Adjustments to the recruitment process.

We’re a global, vital and highly respected financial organisation with an inspiring Purpose. Operating in 39 countries and employing around 100,000 people across the world, we help communities, individuals and businesses thrive. And we’ve created financial solutions and technology that the world now takes for granted. A career with us can offer incredible variety, depth and breadth of experience, and the chance to learn from some of the best minds in technology and finance.

To find out more about Barclays' strategy please click here.

We are an equal opportunity employer and opposed to discrimination on any grounds. It is the policy of Barclays to ensure equal employment opportunity without discrimination or harassment on the basis of race, colour, creed, religion, national origin, alienage or citizenship status, age, sex, sexual orientation, gender identity or expression, marital or domestic/civil partnership status, disability, veteran status, genetic information, or any other basis protected by law.

Barclays is required by law to confirm that you have the Legal Right to Work in any role that you apply for. If you currently hold a work visa sponsored by Barclays, or you would require sponsorship from Barclays, you must declare this as part of your application. Sponsored visas are role and entity specific and any changes must be reviewed. It is important that you ensure you are working on the correct visa at all times. Failure to accurately disclose your visa status or Legal Right to Work may result in your application or any employment offer being withdrawn at any time.

Who succeeds in
Tech at Barclays?

For a career with us, you need to be prepared to take big steps forward, curious to face the challenges ahead, and driven to focus on the outcomes. We need people with the Barclays mindset to make it happen here.

Qualities we look for:motivator, supporter, connector, driver, communicator, transformer, maker, observer

What you'll get in return

Competitive holiday allowance
Life assurance
Private medical care
Pension contribution

Our technology

Supporting our 48 million customers and clients worldwide takes a lot of forward thinking. It means harnessing technology to support the economy. It means making a difference to people’s lives. And it requires the maintenance and development of a global, technological infrastructure. At Barclays, technology helps us keep transactions moving, manages data, and protects our customers. Join a world where your work creates unique moments of impact. Make it happen here.

This is Barclays Glasgow

Barclays Glasgow is the engine of the Corporate and Investment Bank, and Shared Technology, delivering vital services to clients across the world. With c.5,500 talented people in a whole range of roles, the work we do touches millions of lives every day.

Our campus is a safe environment for neuro-diverse colleagues or anyone who, from time to time, may need calm, controlled spaces.

We work hard to make our Glasgow campus a centre of citizenship, community integration and social impact. We make a real difference.

Our campus features excellent facilities such as our Fitness Suite, fitness classes, an on-site GP, a bicycle store and so much more.

Connect with your colleaguesJoin one of many clubs and societies like our working parents club, or catch up with your colleagues at our rooftop bar, The Beacon.

This is Barclays Glasgow

Barclays Glasgow is the engine of the Corporate and Investment Bank, and Shared Technology, delivering vital services to clients across the world. With c.5,500 talented people in a whole range of roles, the work we do touches millions of lives every day.

Designed for diversity

Our campus is a safe environment for neuro-diverse colleagues or anyone who, from time to time, may need calm, controlled spaces.

At the heart of the community

We work hard to make our Glasgow campus a centre of citizenship, community integration and social impact. We make a real difference.

Focus on health and wellbeing

Our campus features excellent facilities such as our Fitness Suite, fitness classes, an on-site GP, a bicycle store and so much more.

Connect with your colleagues

Connect with your colleaguesJoin one of many clubs and societies like our working parents club, or catch up with your colleagues at our rooftop bar, The Beacon.

Barclays

Working flexibly

We’re committed to providing a supportive and inclusive culture and environment for you to work in. This environment recognises and supports your personal needs, alongside the professional needs of our business. If you'd like to explore flexible working arrangements, please discuss this with the hiring manager. Your request will be reviewed in-line with the requirements of the role/business needs of the team.

Hybrid working

We have a structured approach to hybrid working, where colleagues work at an onsite location on fixed, ‘anchor’, days, as set by the business area. Please discuss the working pattern requirements for the role you are applying for with the hiring manager. Please note that working arrangements may be subject to change on reasonable notice to ensure we meet the needs of our business.

Barclays is built on an international scale.

Our geographic reach, our wide variety of functions, businesses, roles and locations reflect the rich diversity of our worldwide customer base. All of which means we offer incredible variety, depth and breadth of experience. And the chance to learn from a globally diverse mix of colleagues, including some of the very best minds in banking, finance, technology and business. Throughout, we’ll encourage you to embrace mobility, exploring every part of our operations as you build your career.

Find more information

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