Senior IT Security Engineer

May & Stephens; London; Hybrid; GBP 80,000 - 85,000; Full time

Job summary

A leading London-based broker seeks a Senior IT Security Engineer to safeguard critical infrastructure and data. The ideal candidate will develop and maintain security solutions, overseeing various technologies and mentoring junior staff. Competitive salary and benefits are offered, making this an excellent opportunity for those ready to make a significant impact.

Benefits

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

Qualifications

• Strong hands-on experience in essential technologies.
• Professional certifications are advantageous.
• Background in financial services or penetration testing preferred.

Responsibilities

• Monitor, manage, and respond to threats via SIEM, SOAR, and EDR.
• Conduct vulnerability scans and support remediation efforts.
• Oversee WAF, DDoS, VPN, and perimeter firewalls.

Skills

CrowdStrike EDR

Mimecast

Duo

Okta

Rapid7 IVM

Tenable IO

Nessus

Palo Alto Firewalls

InTune

Entra ID

Active Directory

Imperva WAF

Menlo Security

Cisco Secure Access/Umbrella

KnowBe4

AppCheck

Ivanti

Automox patching

Kali Linux

Metasploit

NMAP

BurpSuite

Education

Professional certifications such as CISM, MS SC100/200/900, OSCP

Job description

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

May & Stephens Ltd is acting as an Employment Agency in relation to this vacancy.