Find a job 
Featured Companies 
Featured Universities 
For Companies At a Glance
- Tasks: Join a dynamic team to safeguard sensitive data and implement robust security systems.
- Company: A growing Financial Services Firm based in London with global offices.
- Benefits: Hybrid working model, competitive salary, and opportunities for professional growth.
- Why this job: Be a key player in protecting against cyber threats and enhancing security protocols.
- Qualifications: Experience in security systems management and strong communication skills required.
- Other info: Exciting projects and a chance to mentor junior team members.
The predicted salary is between 36000 - 60000 £ per year.
A great opportunity for a Security Engineer to join a growing Financial Services Firm in London in a Hybrid working role. We are a Commodities Focussed Financial Services Firm based in London with Offices in the US and Asia. We are now seeking a Senior Security Engineer to join our London team.
Reporting to the IT Security Officer, you will work alongside the IT Security Engineer as part of a 3-man IT Security team. As the Senior Security Engineer, you will implement and maintain robust security systems and protocols across our IT infrastructure. You will conduct risk assessments and vulnerability scans, mitigate vulnerabilities identified in penetration testing, and implement preventative measures to protect against cyber threats. You will monitor the security infrastructure and detect and respond to potential threats. You will help mentor and develop the IT security engineer and collaborate with the IT team to ensure compliance with security standards and best practices; you will essentially be a key technical leader in safeguarding sensitive data and systems.
Key Responsibilities/Duties
- Manage WAF and DDoS systems
- Manage the Web Security Gateway
- Manage the Email Security Gateway
- Manage the SIEM, SOAR, Identity Protection and EDR, and respond to alerts and threats.
- Carry out vulnerability scans, identify risks, and remediation.
- Manage the perimeter and VPN firewalls.
- Manage MFA and SSO.
- Manage MDM/MAM and Conditional Access
- Manage security certificates and keys.
- Manage IDS and IPS.
- Manage PAM systems
- Deliver Cyber Security Awareness Training
- Remediate vulnerabilities and weaknesses identified during penetration testing.
- Ad-hoc IT security projects
The successful candidate will have a good working knowledge and experience in managing the majority of the following technology stack:
- CrowdStrike EDR
- Mimecast Mail Security Gateway
- Duo
- Okta
- Rapid7 IVM, Tenable IO or Nessus
- Rapid7 IDR or CrowdStrike Next Gen SIEM
- Palo Alto Firewalls and Panorama
- InTune and Conditional Access
Experience using the following technology stack would be advantageous; understanding the principles is required:
- Imperva WAF and DDoS
- Menlo Web Security Gateway
- KnowBe4
- Digicert Certificates and Microsoft Certificate Services
- Ivanti or Automox patching
- AppCheck or Tenable WAS
Desired Education: CISM, MS SC100, 200 and 900, OSCP or other penetration testing qualifications.
Personal Skills:
- Excellent inter-personal, written and verbal communication skills
- The ability to handle multiple priorities, tasks and projects simultaneously
- Clear and precise verbal and written communication
- Ability to deliver presentations to staff
- Cross functional influence, engagement and collaboration skills
Location and Hours
The position is usually based in our London Head Office. The team works on a shift pattern to ensure cover from 0730 – 1730: (0730 to 1630 (2 days working from home), and 0830 to 1730 (3 days working in the office)). There will be periods of the weekend and out-of-hours work.
Senior Security Engineer - Crowdstrike employer: Marlin Selection Recruitment
Contact Detail:
Marlin Selection Recruitment Recruiting Team
StudySmarter Expert Advice 🤫
We think this is how you could land Senior Security Engineer - Crowdstrike
✨Tip Number 1
Network like a pro! Reach out to your connections in the industry, attend meetups, and engage in online forums. You never know who might have the inside scoop on job openings or can refer you directly.
✨Tip Number 2
Show off your skills! Create a portfolio or a personal website showcasing your projects and achievements in security engineering. This gives potential employers a tangible look at what you can bring to the table.
✨Tip Number 3
Prepare for interviews by practising common security scenarios and technical questions. We recommend doing mock interviews with friends or using online platforms to get comfortable with the format.
✨Tip Number 4
Don’t forget to apply through our website! It’s the best way to ensure your application gets seen by the right people. Plus, we love seeing candidates who take that extra step!
We think you need these skills to ace Senior Security Engineer - Crowdstrike
Some tips for your application 🫡
Tailor Your CV: Make sure your CV is tailored to the Senior Security Engineer role. Highlight your experience with the specific technologies mentioned in the job description, like CrowdStrike and Palo Alto Firewalls. We want to see how your skills align with what we're looking for!
Craft a Compelling Cover Letter: Your cover letter is your chance to shine! Use it to explain why you're passionate about cybersecurity and how your previous experiences make you a great fit for our team. Keep it concise but impactful – we love a good story!
Show Off Your Communication Skills: Since excellent communication is key for this role, make sure your written application reflects that. Use clear and precise language, and don’t forget to proofread for any typos or errors. We appreciate attention to detail!
Apply Through Our Website: We encourage you to apply directly through our website. It’s the best way to ensure your application gets into the right hands. Plus, it shows us you’re serious about joining our team at StudySmarter!
How to prepare for a job interview at Marlin Selection Recruitment
✨Know Your Tech Stack
Familiarise yourself with the specific technologies mentioned in the job description, like CrowdStrike EDR and Palo Alto Firewalls. Be ready to discuss your experience with these tools and how you've used them to enhance security in previous roles.
✨Showcase Your Problem-Solving Skills
Prepare examples of how you've identified and remediated vulnerabilities in past positions. Use the STAR method (Situation, Task, Action, Result) to structure your answers, demonstrating your analytical thinking and proactive approach to security challenges.
✨Communicate Clearly
Since excellent communication skills are highlighted, practice explaining complex security concepts in simple terms. This will show your ability to engage with cross-functional teams and deliver effective Cyber Security Awareness Training.
✨Be Ready for Scenario Questions
Expect scenario-based questions that assess your response to potential threats or incidents. Think through how you would manage alerts from SIEM or respond to a DDoS attack, showcasing your technical expertise and decision-making process.