Senior IT Security Engineer
London (Hybrid)
£80,000 - £85,000 DOE + Bonus + Benefits
Join a leading London-based broker and market maker with offices worldwide! We are looking for a Senior IT Security Engineer to play a vital role in safeguarding critical infrastructure and data, working as part of a close-knit, expert IT Security team.
The Role
You will be instrumental in developing, implementing, and maintaining security solutions that protect systems from ever-evolving cyber threats. You'll serve as the technical lead, drive key security initiatives, and play a pivotal role in mentoring junior team members.
Key Responsibilities
* Monitor, manage, and respond to threats via SIEM, SOAR, and EDR platforms
* Conduct vulnerability scans and support remediation and risk mitigation efforts
* Oversee WAF, DDoS, VPN, and perimeter firewalls
* Manage Email and Web Security Gateways
* Administer MFA, SSO, PAM, MDM/MAM, and Conditional Access systems
* Maintain security certificates, encryption keys, and IDS/IPS systems
* Deliver cybersecurity awareness training and lead ad-hoc security projects
* Support and resolve issues identified during penetration testing
Ideal Experience
We’re looking for someone with strong hands-on experience in most of the following technologies:
* Essential:
* CrowdStrike EDR
* Mimecast
* Duo, Okta
* Rapid7 IVM, Tenable IO or Nessus
* Palo Alto Firewalls, InTune, Entra ID, Active Directory
* Desirable:
* Imperva WAF, Menlo Security, Cisco Secure Access/Umbrella, KnowBe4, AppCheck
* Ivanti or Automox patching
* Kali Linux, Metasploit, NMAP, BurpSuite
Candidate Profile
* Professional certifications such as CISM, MS SC100/200/900, OSCP are advantageous
* Background in financial services, SOC environments, or penetration testing preferred
* Strong interpersonal and communication skills, with the ability to engage across teams and deliver training effectively
* Able to manage multiple priorities and collaborate cross-functionally
What's on Offer
* Competitive salary
* 25 days annual leave plus bank holidays
* Discretionary annual bonus scheme
* Contributory pension (SIPP), life assurance, income protection
* Interest-free season ticket loan
* Subsidised gym membership
Ready to step into a key security leadership role with one of London's premier trading firms?
Apply now and help us secure the future of global trading