Senior network engineer Work, Jobs in London, Gtl (with Salaries)

Senior Network and Security Engineer
CMC Markets —London
- Full-time
- Computer networking
- Financial services
- Communication skills
Senior Network Engineer- London
FDM Group —London
- Hybrid work
- Azure
- AWS
- Analysis skills
- Annual leave
Senior Network Development Engineer, Media Systems Engineering
Amazon Development Centre (London) Limited —Shepperton
- Weekend availability
- AWS
- Bachelor's degree
- Scripting
- Flexible schedule
Senior Network Engineer
Viasat —London
- Azure
- Windows
- AWS
Senior Network Engineer
Viasat, Inc. —London
- Full-time
- Azure
- Windows
- AWS
14d
Senior Network Engineer_Cloud, Security & Infra (Architect II - Cloud Infrastructure Services)
UST —London
- Hybrid work
- Azure
- AWS
- Computer networking
Quick apply
Senior Network Engineer
CBRE —London
- Full-time
- Hybrid work
- Azure
- AWS
- Analysis skills
13d
Senior Network Implementation Engineer
EOS —London
- Computer networking
- APIs
- Communication skills
Quick apply
Senior Network Engineer
Checkout.com —London
- Full-time
- Hybrid work
- Financial services
- Python
Quick apply
Senior Network Engineer
TechBiz Global GmbH —London
- Full-time
- English
- Windows
- Bachelor's degree
Quick apply
Network Engineer
Visa Europe Limited —London
- Engineering
- Bachelor's degree
- No degree
Network Support Engineer
Millennium Digital Technologies Ltd. —Great Portland Street Station
- £30,000 - £45,000 a year
- Full-time
- Hybrid work
- English
- Health & wellbeing programme
- Flexitime
Quick apply
7d
Network Engineer - New Grad
Ciena —London
- Full-time
- Microsoft Powerpoint
- Engineering
- Maintenance
Senior Engineer, Network Observability
CoreWeave Europe —London
- Computer Science
- Engineering
- Bachelor's degree
- Employee assistance programme
Quick apply
Senior Network Engineer, Cingularity
IMG —London
- Full-time
- Project management
- Scripting
- Python
Senior Specialist/Engineer Service Operations
SITA Switzerland Sarl —London
- Full-time
- Hybrid work
- Analysis skills
- Mentoring
- Computer networking
- Work from home
- Employee assistance programme
12d
Associate Network Engineer
Cisilion —Leatherhead
- Azure
- Computer networking
- Communication skills
Network Engineer - L3
Claranet —London
- Weekend availability
- Hybrid work
- Azure
- English
- AWS
11d
IT Engineer - Networking
SHI International Corporation —London
- £60,000 - £90,000 a year
- Weekend availability
- Hybrid work
- Azure
- AWS
- Travel
Network Engineer
Metrea Management LLC —London
- Full-time
- Hybrid work
- Azure
- AWS
- Travel
- Annual leave

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Senior Network and Security Engineer

CMC Markets -
London

Apply Now

Job details

Full-time

Qualifications

Cloud infrastructure
CCNP
LAN
Firewall
WAN
Computer networking
Financial services
Cisco ASA
Communication skills
VPN

Full job description

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.

Apply Now

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senior network engineer jobs in london, gtl

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