Security Engineer

3761 Barclays - BX - UK; Greater London; On-site; GBP 70,000 - 110,000; Full time

Job summary

Barclays is seeking a Security Engineer to protect sensitive data across our technology estate. You will apply your Linux/Windows expertise and scripting skills to identify, classify, and secure data such as PII, PCI, and financial information.

You will collaborate with security, technology and business teams to strengthen the security posture and align cryptographic solutions with policy and regulatory requirements. London-based roles are noted, with potential flexibility.

Qualifications

• Strong technical knowledge across Linux and Windows environments.
• Experience with DSPM platforms and data security classification.
• Proficiency in scripting with Python and PowerShell.

Responsibilities

• Develop, implement, and maintain security solutions.
• Lead audits to identify vulnerabilities and respond to incidents.
• Collaborate with security and development teams on cryptographic controls.
• Advise on policy development and risk management.

Skills

Linux & Windows

Python/PowerShell

DSPM platforms

Data classification

CI/CD knowledge

Security concepts

Tools

Microsoft Purview

Prisma

BigID

Varonis

Cyera

Job description

Job Description Purpose of the role

To develop, implement and maintain solutions that support the safeguarding of the banks systems and sensitive information.

Accountabilities Provision of subject matter expertise on security systems and engineering patterns. Development and implementation of protocols, algorithms, and software applications to protect sensitive data and systems. Management and protection of secrets, ensuring that they are securely generated, stored, and used. Execution of audits to monitor, identify and assess vulnerabilities in the banks infrastructure/software and support the response to potential security breaches. Identification of advancements in to support the innovation and adoption of new cryptographic technologies and techniques. Collaboration across the bank, including developers and security teams, to ensure that cryptographic solutions align with business objectives, security policies and regulatory requirements. Development/ Implementation and maintenance of Identity and Access Management solutions and systems.

Assistant Vice President Expectations

To advise and influence decision making, contribute to policy development and take responsibility for operational effectiveness. Collaborate closely with other functions/ business divisions. Lead a team performing complex tasks, using well developed professional knowledge and skills to deliver on work that impacts the whole business function. Set objectives and coach employees in pursuit of those objectives, appraisal of performance relative to objectives and determination of reward outcomes.

If the position has leadership responsibilities, People 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

OR for an individual contributor, they will lead collaborative assignments and guide team members through structured assignments, identify the need for the inclusion of other areas of specialisation to complete assignments. They will identify new directions for assignments and/ or projects, identifying a combination of cross functional methodologies or practices to meet required outcomes. Consult on complex issues; providing advice to People Leaders to support the resolution of escalated issues. Identify ways to mitigate risk and developing new policies/procedures in support of the control and governance agenda. Take ownership for managing risk and strengthening controls in relation to the work done. Perform work that is closely related to that of other areas, which requires understanding of how areas coordinate and contribute to the achievement of the objectives of the organisation sub-function. Collaborate with other areas of work, for business aligned support areas to keep up to speed with business activity and the business strategy. Engage in complex analysis of data from multiple sources of information, internal and external sources such as procedures and practises (in other areas, teams, companies, etc).to solve problems creatively and effectively. Communicate complex information. 'Complex' information could include sensitive information or information that is difficult to communicate because of its content or its audience. Influence or convince stakeholders to achieve outcomes.

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.

Join us as a Security Engineer at Barclays

Where you will play a key role in protecting sensitive data across our technology estate. You will use your strong technical expertise across Linux and Windows environments, alongside scripting and automation skills, to identify, classify and protect sensitive information including PII, PHI, PCI and financial data. You will collaborate with security, technology and business teams to improve our understanding of sensitive data and strengthen our overall security posture.

To be successful as a Security Engineer, you should have:

• Strong technical knowledge across Linux and Windows environments, with proficiency in Python, PowerShell or similar scripting languages
• Expertise in sensitive data identification, including PII, PHI, PCI and financial data, with a strong understanding of data classification frameworks and taxonomies
• Hands‑on experience with DSPM platforms such as Microsoft Purview, Prisma, BigID, Varonis or Cyera

Some other highly valued skills may include:

• Understanding of CI/CD pipelines, software development workflows and modern engineering practices
• Strong presentation and communication skills, with the ability to clearly explain technical security concepts to executive audiences
• Excellent documentation and reporting capabilities, with experience translating technical findings into clear insights and actionable recommendations

This role can be based in London, Knutsford or Glasgow

Our Work Experience is the combination of everything that's unique about us: our culture, our core values, our company meetings, our commitment to sustainability, our recognition programs, but most importantly, it's our people. Our employees are self-disciplined, hard working, curious, trustworthy, humble, and truthful. They make choices according to what is best for the team, they live for opportunities to collaborate and make a difference, and they make us the #1 Top Workplace in the area.