Senior Network and Security Engineer

Senior Network and Security Engineer

Full-Time 43200 - 72000 £ / year (est.) On-site
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At a Glance

  • Tasks: Design and maintain global network infrastructure, ensuring high performance and security.
  • Company: Join CMC Markets, a pioneering fintech company with a collaborative culture.
  • Benefits: Competitive salary, flexible working options, and opportunities for professional growth.
  • Other info: Be part of a dynamic team driving innovation in financial trading.
  • Why this job: Work with cutting-edge technology in a fast-paced, impactful environment.
  • Qualifications: Strong networking skills, CCNP certification, and experience with Cisco technologies.

The predicted salary is between 43200 - 72000 £ per year.

CMC Markets is looking for an experienced Senior Network & Security Engineer to join our Technology team. This role plays a key part in designing, building and supporting our global network infrastructure, ensuring high performance, resilience and security across on-premise and cloud environments. You will work across both project delivery and business-as-usual operations, supporting critical trading platforms in a fast-paced, regulated environment.

Key Responsibilities

  • Design, implement and maintain CMC Markets’ global LAN, WAN and cloud network infrastructure
  • Deliver network engineering and design for new initiatives, alongside ongoing BAU growth and optimisation
  • Monitor network performance, capacity and availability, providing proactive support and troubleshooting
  • Implement new network services in line with internal policies, standards and security requirements
  • Identify, advise on and remediate network and security risks
  • Maintain secure VPN connectivity with external partners, ensuring alignment with current best practices
  • Perform BAU changes and troubleshooting on Palo Alto and Cisco ASA firewalls
  • Lead investigation and resolution of network and security incidents
  • Collaborate closely with internal technology teams to resolve connectivity issues
  • Maintain accurate technical documentation and diagrams
  • Ensure all work is delivered in line with CMC Markets’ policies, procedures and compliance obligations

Skills & Experience

Essential

  • Strong experience operating and troubleshooting Cisco ACI environments
  • Hands-on experience with multicast networking
  • CCNP-level networking knowledge or certification
  • Proven experience designing and building data centre and cloud networks
  • Solid knowledge of Cisco Catalyst and Nexus switch platforms
  • Excellent documentation, communication and stakeholder engagement skills

Desirable

  • Experience supporting Market Data network feeds
  • Exposure to SD-WAN technologies
  • Experience supporting low-latency production networks within trading or financial services environments
  • Experience with Cisco ASA and Meraki Wireless
  • Hands-on experience with Palo Alto firewalls

At CMC Markets, you’ll work with cutting-edge technology in a collaborative environment where reliability, security and performance are critical. If you’re passionate about networking and thrive in complex, high-availability environments, we’d love to hear from you.

CMC Markets is an equal opportunities employer and positively encourages applications from suitably qualified and eligible candidates regardless of gender, sexual orientation, marital or civil partner status, gender reassignment, race, colour, nationality, ethnic or national origin, religion or belief, disability or age.

CMC Markets is one of the world’s first ever fin-tech companies and was launched in 1989 to break down the barriers of financial trading and make trading accessible to everyone. Our mission is to use our award-winning, Next Generation trading platform and unparalleled client service to empower millions of people to have the best trading experience out there. Our clients can trade on thousands of instruments using the best technology, supported by sophisticated charting, competitive pricing and automated execution. We’re trusted by investors globally, but also by banks, brokers, funds and trading desks through our top-tier liquidity institutional offering, enabling these businesses to expand into new markets and increase revenue potential. We were recently listed on the FTSE250, and our business continues to go from strength to strength as we continue to invest in our technology and our people.

Senior Network and Security Engineer employer: CMC Markets

CMC Markets is an exceptional employer, offering a dynamic work environment in the heart of the financial services sector. With a strong focus on employee growth and development, we provide opportunities for continuous learning and collaboration across various departments, ensuring that our team members are well-equipped to tackle complex accounting challenges. Our inclusive culture promotes innovation and excellence, making it a rewarding place for professionals seeking meaningful careers in accounting policy management.

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Contact Details:

CMC Markets Recruitment Team

StudySmarter Expert Advice🤫

We think this is how you could land Senior Network and Security Engineer

✨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 CMC Markets, 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 CMC Markets

Don’t forget to head straight to our website and check out any openings for cybersecurity roles at CMC Markets. 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 Senior Network and Security Engineer

Cisco ACI
Multicast Networking
CCNP-level Networking Knowledge or Certification
Data Centre Network Design
Cloud Network Design
Cisco Catalyst Switch Platforms
Cisco Nexus Switch Platforms

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 CMC Markets 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 CMC Markets that you’re committed to staying ahead in the game.

How to prepare for a job interview at CMC Markets

✨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 CMC Markets 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 CMC Markets.

✨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.