Senior security engineer Work, Jobs in London, Eng (with Salaries)

Senior Network and Security Engineer
CMC Markets —London
- Full-time
- Communication skills
Senior Security Platform Engineer (m/f/d)
NTT Global Data Centers —Hemel Hempstead
- Full-time
- English
- Bachelor's degree
- Leadership
Chief Technology Officer
Artsy and Artnet —London
- £200,000 - £350,000 a year
- Full-time
- Hybrid work
- Mentoring
- Agile
- AI
- Employee assistance programme
Senior Specialist Field Engineer - Security
CoreWeave Europe —London
- £98,000 - £130,000 a year
- Computer Science
- Bachelor's degree
- Travel
- Employee assistance programme
Quick apply
Senior Security Operations Engineer
Risk Ledger —London
- £90,000 - £100,000 a year
- Hybrid work
- Master's degree
- Scripting
- AI
- Annual leave
- Work from home
Quick apply
Senior Network Security Engineer
Natilik —London
- Full-time
- Hybrid work
- Communication skills
- Annual leave
- Employee assistance programme
Quick apply
Senior Solutions Engineer
CircleCI —London
- £153,000 - £191,000 a year
- DevOps
Quick apply
Senior Security Engineer, Detection and Response
roblox —London
- Computer Science
- Bachelor's degree
- No degree
Senior Cloud Security Engineer
Checkout.com —London
- Full-time
- Hybrid work
- Master's degree
- Scripting
- AI
Quick apply
Senior Security Presales Engineer
iomart —London
- Full-time
Senior Security Engineer
Docebo —London
- £67,800 - £90,400 a year
- Full-time
- Hybrid work
- AWS
- Employee stock purchase plan
- Annual leave
2d
Senior Network Engineer_Cloud, Security & Infra (Architect II - Cloud Infrastructure Services)
UST —London
- Hybrid work
- Mentoring
- Communication skills
Quick apply
Senior Network Security Engineer (Palo Alto SASE)
Natilik —London
- Full-time
- Hybrid work
- Communication skills
- Annual leave
- Employee assistance programme
Quick apply
Senior Security Engineer
Lendable —London
- Full-time
- Hybrid work
- Scripting
- AI
- Referral programme
Senior Information Security Specialist
Deliveroo —London
- Full-time
- Annual leave
Senior Network Engineer
Formula 1 —Biggin Hill
- Full-time
- DevOps
- Mentoring
- Communication skills
- Store discount
- Annual leave
Senior Principal Mechanical Engineer
BAE Systems Inc. —Westminster
- £132,962 - £226,035 a year
- Full-time
- Remote
- Doctoral degree
- Engineering
- Master's degree
- Annual leave
- Employee assistance programme
8d
Senior Security Engineering Engineer
Just Eat Takeaway.com —London
- Full-time
- Agile
5h
Senior Security & Compliance Engineer
XYZ Reality —London
- Full-time
- Hybrid work
- Communication skills
- Annual leave
- Referral programme
Quick apply
2d
Senior Staff Security Engineer, AI Security
Ripple —London
- Full-time
- Master's degree
- AI
Quick apply
13h

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senior security engineer jobs near london, eng

Senior Network and Security Engineer

CMC Markets -
London

Apply Now

Job details

Full-time

Qualifications

Cloud infrastructure
CCNP
Stakeholder collaboration
Stakeholder liaison
LAN
Network infrastructure
Risk management
WAN
Technical writing
Network architecture
Network monitoring
Design documentation
Cisco ASA
Communication skills
Network Security
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

Refine Your Search

senior security engineer jobs in london, eng

Senior Network and Security Engineer

Senior Security Platform Engineer (m/f/d)

Chief Technology Officer

Senior Specialist Field Engineer - Security

Senior Security Operations Engineer

Senior Network Security Engineer

Senior Solutions Engineer

Senior Security Engineer, Detection and Response

Senior Cloud Security Engineer

Senior Security Presales Engineer