Senior Security Engineer – Enterprise & Cloud Automation

AJ Bell; Manchester; Hybrid; GBP 70,000 - 110,000; Full time

Benefits offered by this job

26 days holiday

Pension 7% matched

Discretionary bonus

Share schemes

Health plan

Free gym

Enhanced family leave

Travel and bike loan

Employee Assistance Program

Job summary

AJ Bell is seeking a Senior Information Security Engineer to support the CISO in managing information security risks across Technology Services. This hands-on role designs, builds and improves security controls, platforms and infrastructure to protect AJ Bell and customers, while enabling scalable, automated, and effective security operations.

You will lead security across endpoint, cloud, network, DevOps, and monitoring environments, driving automation and risk reduction, and partnering with

Qualifications

• Proven experience implementing enterprise security platforms.
• Strong knowledge of security risk management tools and techniques.
• Deep understanding of security solutions (e.g. SIEM, PAM, IGA, endpoint protection, email/web gateways)
• Experience with firewall technologies (desirable)
• Knowledge of cloud security standards and solutions (desirable)
• Strong understanding of core IT and networking principles
• Awareness of the evolving threat landscape

Responsibilities

• Lead the design, delivery and ongoing improvement of enterprise security solutions across endpoint, cloud, network, DevOps and security monitoring environments.
• Design and implement secure infrastructure controls aligned to industry best practice, ensuring scalability, resilience and operational effectiveness.
• Evaluate, select and implement new security tools and platforms, driving automation, integration and measurable value across the estate.
• Lead the adoption of new security technologies, ensuring smooth transition into operational support and long-term sustainability.
• Oversee patch management across systems and hardware, ensuring effective coordination and risk reduction.
• Support server hardening and secure configuration initiatives in collaboration with Infrastructure and Service Delivery teams.
• Provide security oversight across projects and change initiatives, ensuring security is embedded from design through to delivery.
• Support audits, regulatory reviews and due diligence activities, ensuring evidence and controls are robust and well maintained.
• Act as a key technical link between the CISO function and Infrastructure teams, ensuring alignment across security and operational delivery.
• Contribute to continuous improvement of cybersecurity risk management processes, helping to enhance maturity across the organisation.

Skills

Security platforms

Risk management

SIEM/PAM/IGA

Firewall technologies

Cloud security

Networking basics

Threat landscape

CISSP (desirable)

Tools

SIEM tools

PAM

IGA

Endpoint protection

Email/Web gateways

Job description

AJ Bell is seeking a Senior Information Security Engineer to support the CISO in managing information security risks across Technology Services. This hands-on role designs, builds and improves security controls, platforms and infrastructure to protect AJ Bell and customers, while enabling scalable, automated, and effective security operations.

You will lead security across endpoint, cloud, network, DevOps, and monitoring environments, driving automation and risk reduction, and partnering with