Network Security Engineer in London

Network Security Engineer in London

London Full-Time 63000 - 77000 £ / year (est.) No working from home possible
Iceberg

At a Glance

  • Tasks: Own and enhance cyber security in a global trading environment.
  • Company: Join a Fortune 500 commodities trading organisation with a lean, technical IT team.
  • Benefits: Competitive salary, impactful role, and opportunities for professional growth.
  • Other info: Dynamic role with genuine influence over security decisions.
  • Why this job: Make a real impact on cyber security while solving complex challenges.
  • Qualifications: Experience in network security, firewalls, and proactive cyber defence.

The predicted salary is between 63000 - 77000 £ per year.

Take ownership of cyber security in a global, business-critical trading environment.

  • I'm partnering with a fortune 500 commodities trading organisation to recruit a
  • Network & Cyber Security Engineer

This is an opportunity to join a lean, highly technical IT team where you'll have genuine ownership of the company's cyber security posture rather than operating as part of a traditional SOC.

If you're someone who enjoys solving complex security challenges, improving infrastructure, and taking a proactive approach to cyber defense, this role offers the chance to make a real impact.

The Role

This is a hands-on engineering position combining cyber security, enterprise networking and infrastructure security.

You'll be responsible for protecting a business-critical trading environment by designing, implementing and continually improving security controls across the network and infrastructure.

Working closely with the IT Team Leader, you'll own the day-to-day security of the environment while helping shape its long-term security strategy.

What You'll Be Doing

  • Take ownership of the organisation's network security estate.
  • Manage and optimize enterprise firewalls and security controls.
  • Monitor, investigate and respond to security incidents.
  • Lead vulnerability management, remediation and Zero Day response.
  • Strengthen security monitoring and incident response capabilities.
  • Improve network architecture and security resilience.
  • Perform risk assessments and prioritize remediation activities.
  • Work across networking, infrastructure and cyber security to continuously improve the organisation's security posture.
  • Stay current with emerging threats, vulnerabilities and industry best practice.

What We're Looking For

We're looking for an experienced infrastructure security professional with strong networking fundamentals and a proactive approach to cyber security.

You'll likely have experience with

  • Enterprise firewall technologies such as Check Point, Palo Alto or Fortinet.
  • Routing, switching and enterprise networking.
  • Secure network design and troubleshooting.
  • Vulnerability management, patching and CVE remediation.
  • SIEM platforms, security monitoring and incident response.
  • Threat investigations and security analysis.

We care far more about your understanding of the underlying technologies than experience with any particular vendor.

If you have strong technical fundamentals, you'll be supported in learning new tools and platforms.

About You

You'll be someone who

  • Takes ownership and accountability.
  • Thinks proactively rather than reactively.
  • Has excellent problem-solving skills.
  • Understands business risk, not just technical risk.
  • Enjoys continuously improving security rather than simply maintaining it.
  • Can work independently while collaborating effectively with the wider IT team.

This role would particularly suit candidates coming from

  • Banking
  • Insurance
  • Commodities Trading
  • Energy
  • Other highly regulated environments

What Success Looks Like

During your first 6-12 months you'll be trusted to

  • Take ownership of the firewall estate.
  • Improve the organisation's network security.
  • Stay ahead of vulnerabilities and emerging threats.
  • Enhance monitoring and incident response capabilities.
  • Deliver measurable improvements to the company's overall cyber security posture.

Why Join?

This is an opportunity to join a technically driven team where you'll have genuine influence over security decisions and the freedom to make meaningful improvements.

Rather than being one engineer in a large security function, you'll play a key role in protecting a global trading environment where cyber security is business critical.

If you're looking for a role that combines hands-on engineering, strategic thinking and real ownership, we'd love to hear from you.

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Network Security Engineer in London employer: Iceberg

Iceberg is an excellent employer, offering a collaborative work culture that values employee engagement and development. With a focus on driving positive employee experiences and supporting career growth, this respected global advisory firm provides unique opportunities for HR professionals to thrive in a dynamic environment in London. Employees benefit from a strong emphasis on work-life balance and the chance to make a meaningful impact across the EMEA region.

Iceberg

Contact Details:

Iceberg Recruitment Team

StudySmarter Expert Advice🤫

We think this is how you could land Network Security Engineer in London

Get Involved in the Cybersecurity Community

Diving into the cybersecurity community is key for landing that full-time gig. Join forums like Reddit's r/cybersecurity or attend local meetups to connect with industry veterans and other job seekers. Networking is everything in this field—don’t just be a passive lurker!

Show Off Your Skills with Capture the Flag Competitions

Participate in Capture the Flag (CTF) competitions; these are not just a fun way to boost your skills but also a chance to showcase your talent to potential employers. Many companies, including Iceberg, love seeing candidates who actively engage in these challenges.

Tailor Your Online Presence

Make sure your LinkedIn and any professional profiles reflect your cybersecurity expertise. Share your projects, whether they’re personal or from a previous role, to catch the eye of hiring managers. This is how they’ll find your passion and commitment to the field!

Apply Directly Through Iceberg

Don’t forget to head straight to our website and check out any openings for cybersecurity roles at Iceberg. Applying directly can sometimes give you an edge, especially if you can mention that you've been following our work or engaging in the community.

We think you need these skills to ace Network Security Engineer in London

Cyber Security
Network Security
Enterprise Firewall Technologies
Routing and Switching
Secure Network Design
Vulnerability Management
CVE Remediation

Some tips for your application 🫡

Show off your technical skills:In cybersecurity, it's crucial to highlight your technical prowess. Make sure your CV showcases specific skills like network security, penetration testing, or threat analysis. If you have relevant certifications (like CEH or CISSP), pop those on the front page to grab attention!

Tailor your portfolio for the role:Even for a full-time role, a portfolio can set you apart. If you've worked on any cybersecurity projects—be it CTF challenges, security assessments, or research papers—include these in your application. This demonstrates not just your skills, but also your hands-on experience!

Use real-world examples:When writing your cover letter, don’t just stick to your qualifications. Share real-world examples of how you’ve tackled security issues or vulnerabilities. This gives the hiring team at Iceberg insight into your practical problem-solving abilities and makes your application memorable.

Demonstrate your passion for cybersecurity:Cybersecurity is an ever-evolving field, so show us that you’re always learning! Mention any recent courses, webinars, or industry events you’ve attended. This not only exhibits your enthusiasm but also signals to Iceberg that you’re committed to staying ahead in the game.

How to prepare for a job interview at Iceberg

Sharpen Your Technical Skills

For a role in cybersecurity, it’s essential to be up-to-date with the latest tools and techniques. Brush up on your knowledge of firewalls, intrusion detection systems, and vulnerability assessment tools. Be ready to discuss specific scenarios where you’ve applied these skills, as hands-on experience can really set us apart in interviews.

Prepare for Scenario-Based Questions

Expect the interviewers at Iceberg to throw in some hypothetical situations to see how you’d handle them. Think about common security breaches or incidents and be prepared to explain how you would respond. This not only shows your problem-solving skills but also your understanding of real-world cybersecurity challenges.

Highlight Your Certifications

Certifications like CompTIA Security+, CISSP, or CEH can give you a significant edge in a full-time role in cybersecurity. Make sure to mention these during your interview and be prepared to discuss what you learned through those certifications and how they relate to the position at Iceberg.

Show Your Passion for Cybersecurity

Since you’re going for a full-time gig, showing genuine enthusiasm for the field can make all the difference. Share any personal projects, blogs, or communities you’re part of that relate to cybersecurity. This not only showcases your passion but also your commitment to staying engaged in this ever-evolving field.