Job Description
We’re recruiting a Senior Information Security Analyst to support the Chief Information Security Officer in protecting and enhancing the organisation’s security posture across Technology Services.
This is a hands-on, operational role focused on monitoring, analysing and responding to security threats, while driving continuous improvement across our security operations capability. You’ll play a key role in incident response, threat intelligence, vulnerability management and ensuring effective use of our security tools and processes to reduce risk across the technology estate.
Key responsibilities
1. Monitor, triage and respond to security alerts and events, ensuring effective prioritisation based on risk and impact
2. Act as a first responder for security incidents, including participation in on-call support
3. Analyse security data and alerts to identify trends, risks and potential threats
4. Act as an escalation point for information security queries from colleagues and service delivery teams
5. Support and coordinate patch management activities, validating effectiveness through vulnerability scanning
6. Oversee and operate key security technologies, including SIEM, email and web gateways, and endpoint protection tools
7. Monitor external threat intelligence sources and assess relevance to the organisation
8. Produce and report on security metrics, KPIs and operational performance
Technical expertise
9. Good understanding of information security principles, risk management and the threat landscape
10. Experience of operating and monitoring security tooling, including SIEM, endpoint protection, and email/web security solutions
11. Ability to proactively conduct threat hunting activities and develop or enhance detection analytics to improve identification of malicious activity
12. Awareness of cloud security controls and standards
13. Experience of managing enterprise systems, including Microsoft Active Directory, Windows and Linux
14. Knowledge of network security technologies, including proxies, end point security tools and data loss prevention controls are highly advantageous
Skills and experience
15. Experience working within recognised information security frameworks (e.g. ISO27001, NIST)
16. Proven experience in an information security role, preferably within financial services or e-commerce
17. Strong analytical capability, with the ability to interpret data and support decision-making
18. Ability to take ownership of tasks and deliver through to completion
19. Confident in providing challenge to improve security outcomes
20. Effective communication skills, both written and verbal
21. Well organised, with strong attention to detail and the ability to manage competing priorities
22. Demonstrates a commitment to continuous professional development (e.g. CISSP or equivalent)
About AJ Bell
AJ Bell is one of the UK’s fastest-growing investment platform businesses, providing award-winning solutions for everyone, from professional financial advisers to first-time investors.
Today, over 644,000 customers trust us to manage more than £103.3 billion of assets. By continually striving to make investing simpler and more accessible, we’re helping more people take control of their financial futures.
We’re proud to be recognised as one of the UK’s Best 100 Companies to Work For for six consecutive years, and a Great Place to Work® in 2025 and 2026 a reflection of our supportive and collaborative culture.
What we offer
23. 26 days holiday, increasing with service + buy/sell scheme + bank holidays
24. 7% Pension with matched contributions
25. Discretionary bonus scheme
26. Share schemes (including free shares and BAYE)
27. Health Cash Plan and discounted private healthcare
28. Free onsite gym
29. Enhanced family leave (subject to qualifying criteria)
30. Travel and bike loan schemes
31. Employee Assistance Programme
Life at AJ Bell
32. Regular social events including summer and Christmas parties
33. Learning and development opportunities tailored to you
34. Casual dress code
35. Friendly, supportive team environment
Our ways of working
We offer hybrid working, with a minimum of 50% of your working time per month spent in the office. For new starters, there’s an initial period of full-time office working to help you settle in and build relationships.
Inclusion & diversity
We’re committed to creating an inclusive environment where everyone feels respected and able to be themselves at work. We welcome applications from all backgrounds and make hiring decisions based on skills, experience and potential.