Principal Security Engineer in Trafford

Requirements

• We are looking for demonstrable experience implementing enterprise security platforms.
• We require strong hands-on experience with the Microsoft security stack.
• We are looking for strong hands-on experience using, managing, and securing diverse end-user compute environments, including Windows, Mac OS, Linux, and mobile device platforms.
• Knowledge or experience working with firewalls and cloud security solutions is highly advantageous.
• We need a deep understanding of information security solutions such as email/web gateways, Privileged Account Management (PAM), Identity Governance and Administration (IGA), Security Information and Event Management (SIEM), and endpoint protection.
• We require a strong understanding and knowledge of information security risk management tools and techniques.
• Awareness of information security control standards and frameworks is required.
• Experience working with recognised information security frameworks and best practices such as ISO27001 and NIST is required.
• Five years experience in an information security role gained in a financial services or e-commerce environment is preferred.
• We are looking for significant experience in the area of information technology (IT) security.
• We need strong knowledge of core IT and networking concepts.
• You should be well versed in IT security capabilities, frameworks, and concepts.
• We require extensive experience implementing industry-standard IT security platforms.
• You must have strong ownership of tasks, attention to detail, and follow-through to conclusion.
• You should be able to challenge approach, strategy, and implementation to ensure information security is consistently considered and improved.
• You must be able to work under your own initiative and communicate effectively with colleagues and customers.
• You should be structured, self-starting, flexible, and enjoy working in fast-paced environments.
• Effective communication skills, both written and verbal, are required.
• You must be able to plan, organise, and follow through on assigned tasks with little or no prompting from management.
• Excellent attention to detail is required.
• Attained or working towards CISSP certification is required.

Responsibilities

• We are looking for someone to act as the primary technical escalation point for the team, providing hands‑on guidance and decision‑making for complex technical challenges.
• You will oversee the day‑to‑day execution of security engineering, ensuring that BAU work is delivered to high standards and that all team SLAs are consistently met.
• You will ensure the quality and consistency of engineering outputs, including project engagements, technical tasks, and documentation, so they align with established security standards.
• You will support the technical delivery of our security tooling roadmap, helping bridge high‑level strategic objectives and operational outcomes.
• You will work closely with the Information Security Architecture team to validate design concepts and ensure solutions are robust, scalable, and fit for our enterprise environment.
• You will collaborate with the Information Security Operations team to drive operational efficiency, quality improvements, and the seamless integration of security controls across the estate.
• You will provide technical leadership and mentoring to the engineering team, ensuring they have the support and direction needed to deliver secure, automated, and effective solutions.
• You will support the Senior Information Security Engineering Manager by providing technical leadership and oversight across the Information Security Engineering team.
• You will be responsible for the day‑to‑day technical execution by our security engineering team.
• You will drive efficiency, validate designs, and ensure that all engineering outputs remain consistent and aligned with our security strategy.

Technologies

• Cloud
• Support
• Linux
• mac OS
• Mobile
• Security
• Web
• Windows

More

Due to growth within our security engineering department, we are looking for a Principal Information Security Engineer to join our team at AJ Bell.

We are one of the UKs fastest‑growing investment platform businesses, trusted by over 762,000 customers and managing more than £121.5 billion of assets.

We believe investing should feel good and we aim to make investing simpler and more accessible for people from all walks of life.

We are proud to be recognised as one of the UKs Best 100 Companies to Work For for six consecutive years, and a Great Place to Work in 2025 and 2026, reflecting our supportive and collaborative culture.

We offer a competitive starting salary, 26 days holiday increasing with service, a buy/sell scheme, bank holidays, 7% pension with matched contributions, discretionary bonus scheme, share schemes, health cash plan, discounted private healthcare, free gym, enhanced family leave, travel and bike loan schemes, and an employee assistance programme.

We also offer regular social events, learning and development opportunities tailored to you, 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 help them immerse themselves in our business and build relationships with colleagues.

We are committed to inclusion and diversity and welcome applications from all backgrounds.

• last updated 36 week of 2026
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