Information Security Engineer

AJ Bell; Greater London; Hybrid; GBP 50,000 - 90,000; Full time

Benefits offered by this job

Discretionary bonus

Pension (matched)

Private healthcare

Gym membership

Employee assistance

Hybrid work model

Buy/sell scheme

Job summary

AJ Bell is seeking an experienced IT Security professional to design, implement, and oversee enterprise security across endpoints, cloud, and networks. You will drive adoption of secure infrastructure practices and lead risk reduction through patching, hardening, and rigorous governance.

You will coordinate with Infrastructure and Service Delivery teams to embed security from design through delivery, support audits, and guide security across projects and changes.

Qualifications

• Proven experience implementing enterprise security platforms
• Strong knowledge of security risk management tools and techniques
• Deep understanding of security solutions such as SIEM, PAM, IGA, endpoint protection, and email/web gateways
• Experience with firewall technologies is desirable
• Knowledge of cloud security standards and solutions is desirable
• Strong understanding of core IT and networking principles
• Awareness of the evolving threat landscape
• Experience with ISO27001, NIST, or similar frameworks
• Significant IT security experience
• Financial services or e-commerce experience is preferred
• Strong problem-solving skills and attention to detail
• Ability to take ownership and deliver end-to-end solutions
• Effective communicator across technical and non-technical teams
• CISSP certification achieved or in progress is desirable

Responsibilities

• Design, deliver, and continuously improve 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
• Support adoption of new security technologies and ensure 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

Enterprise security

SIEM

PAM

IGA

Endpoint protection

Email gateways

Web gateways

Firewall technologies

Cloud security

Networking principles

Threat landscape

ISO27001/NIST

CISSP (desirable)

Strong communication

Job description

Salary: £50,000 - 90,000 per year

Requirements:

• Proven experience implementing enterprise security platforms
• Strong knowledge of security risk management tools and techniques
• Deep understanding of security solutions such as SIEM, PAM, IGA, endpoint protection, and email/web gateways
• Experience with firewall technologies is desirable
• Knowledge of cloud security standards and solutions is desirable
• Strong understanding of core IT and networking principles
• Awareness of the evolving threat landscape
• Experience working within frameworks such as ISO27001, NIST, or similar
• Significant experience in IT security
• Financial services or e-commerce experience is preferred
• Strong problem-solving skills and attention to detail
• Ability to take ownership and deliver end-to-end solutions
• Effective communicator, able to work across technical and non-technical teams
• CISSP certification achieved or in progress is desirable

Responsibilities:

• Design, deliver, and continuously improve 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
• Support adoption of new security technologies and ensure 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

Technologies:

• Cloud
• DevOps
• Embedded
• Firewall
• Hardware
• Support
• Network
• Security
• Web

More:

We are AJ Bell, one of the UKs fastest-growing investment platform businesses, helping people invest through easy-to-use solutions for ISAs, pensions, dealing accounts, advised investing, and DIY investing. We are trusted by over 762,000 customers and manage more than 121.5 billion of assets. We offer a competitive starting salary, 26 days holiday increasing with service plus buy/sell scheme and bank holidays, a 7% pension with matched contributions, discretionary bonus scheme, share schemes, health cash plan and discounted private healthcare, free gym, enhanced family leave, travel and bike loan schemes, an employee assistance programme, regular social events, learning and development opportunities, a casual dress code, and a friendly, supportive team environment. We work in a hybrid model with a minimum of 50% of working time per month in the office, and new team members spend an initial period full-time in the office to build relationships and immerse themselves in the business. We are committed to inclusion and diversity and welcome applications from all backgrounds.

last updated 37 week of 2026