1 to 25 of 69 Network Security Jobs in London

Network Security Engineer

Hiring Organisation
BTC Capital Markets Ltd
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP 45,000 - 50,000 Annual
Network Security Engineer BTCC Location: To Be Confirmed Contract Type: Full-Time, Permanent Working Model: On-site/Hybrid (as applicable) Industry: Cryptocurrency/Blockchain/Fintech About BTCC Founded in 2011, BTCC is one of the world s longest-running cryptocurrency exchanges, delivering secure, transparent, and high … asset trading infrastructure. With over a decade of operational excellence in global crypto markets, BTCC continues to invest heavily in strengthening its infrastructure and security architecture to support a rapidly expanding global user base. As part of our ongoing commitment to enterprise-grade security and resilience ...

Network Security Engineer

Hiring Organisation
BTC Capital Markets Ltd
Location
SE1, Chaucer, Greater London, United Kingdom
Employment Type
Permanent, Contract
Salary
£45000 - £50000/annum
Network Security Engineer | BTCC Location: [To Be Confirmed] Contract Type: Full-Time, Permanent Working Model: On-site/Hybrid (as applicable) Industry: Cryptocurrency/Blockchain/Fintech About BTCC Founded in 2011, BTCC is one of the world’s longest-running cryptocurrency exchanges, delivering secure, transparent, and high … asset trading infrastructure. With over a decade of operational excellence in global crypto markets, BTCC continues to invest heavily in strengthening its infrastructure and security architecture to support a rapidly expanding global user base. As part of our ongoing commitment to enterprise-grade security and resilience ...

Senior Network Security Specialist

Hiring Organisation
McGregor Boyall
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£75,000 - £90,000 per annum
Network Security Specialist, Fortinet, Palo Alto, Zero Trust, Zscaler, Automation Hybrid working *** 3 days in office (London) My client is seeking a Network Security Specialist to join his team in London. This is a newly created role and sits in the Network Team and will … conduit between the Network Team and InfoSec team. It is an ideal opportunity for someone who is looking to step up into a technical authority/delivery lead position. As a Senior Network Security Specialist, you will design, implement and govern the network security controls ...

Network & Security Engineer

Hiring Organisation
PSD Group
Location
London Area, United Kingdom
Network & Security Engineer Location: London (with travel to sites) Salary: £85,000 - £90,000 A growing real estate business is looking for a Network & Security Engineer to support and develop its core infrastructure as the organisation expands and brings more IT capability in-house. This role … will focus on maintaining a secure, scalable network environment across multiple sites, with a strong emphasis on Cisco Meraki and Microsoft technologies. Key Responsibilities: Manage and support Cisco Meraki networking infrastructure (switching, wireless and security) Maintain and enhance network security, including Firewalls, VPNs and monitoring Support ...

Senior Network Engineer

Hiring Organisation
BPHA
Location
Bedford, Bedfordshire, Clapham Green, United Kingdom
Employment Type
Permanent
Salary
£55000 - £65000/annum
Senior Network Engineer From £55,000pa Bedford, Hybrid Permanent, Full Time Can you Design, implement, and maintain robust, secure, and scalable network infrastructure solutions? Are you able to ensure high availability, performance, and security of bpha's network systems while mentoring junior staff and collaborating across … Take a look at our key responsibilities below, and if you think that sounds like you, why not apply! Key Responsibilities Design and develop network architecture strategies aligned with business needs and industry standards. Implement and manage network security measures (firewalls, VPNs, IDS/IPS). Configure ...

Network Manager

Hiring Organisation
Pure Data Centres Group
Location
London, England, United Kingdom
Network Manager is responsible for the day-to-day operation, availability & security of the internal ICT networks that support the operation & maintenance of the facility. The site-based role owns the installation, monitoring & maintenance of network infrastructure, leads troubleshooting & incident resolution, while providing technical support & guidance … network end-users & site teams. Core Responsibilities & Deliverables Manage internal ICT systems, network infrastructure & associated services to support secure & efficient operation of the Corporate IT & Operational Technology (OT) networks in our datacentre facilities & office locations. Support the installation, commissioning & testing of new network hardware & software. ...

Senior Network Engineer

Hiring Organisation
Proactive Appointments
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£60,000 - £80,000 per annum
Senior Network Engineer Hybrid - Palo Alto - F5 Load Balancers This is a senior-level engineering role focused on enterprise network design, implementation, security and modernisation . The successful candidate will take ownership of complex infrastructure initiatives, working closely with architecture teams and senior stakeholders to deliver projects … large, regulated enterprise environment. With multiple positions available, there is a focus on Palo Alto or F5 Load Balancers experience. Key Responsibilities Implement new network and network security technologies as defined by enterprise architecture. Build, configure and test network infrastructure solutions across on-prem and cloud ...

Cyber Security Engineer

Hiring Organisation
Transact
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 per annum
looking for a Security role within a dynamic, innovative financial technology organisation? If so, we are recruiting for a Cyber Security Engineer to join our Cyber Security team! The Role Working alongside the team you will help to design, develop, and mature the companys cyber security capability, including the selection, implementation, and management of security tools/technologies, focused on detection, prevention, and analysis of security threats. This role offers a great opportunity to help define and shape the security function within a collaborative IT department, ensuring the protection of customer assets. ...

Network Security Engineer - Chinese-backed Financial Services

Hiring Organisation
Robert Walters
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£60,000 - £80,000 per annum
leading global financial services institution is seeking a Network Security Engineer to take local ownership of network security in London, with exposure to wider infrastructure initiatives and the opportunity to grow into a management role. What you'll do: Design, manage, and secure network infrastructure … HSRP, load balancing, proxies, perimeter security) Implement and maintain server, endpoint, and end-user security controls Support and enhance core infrastructure services, including VPNs, databases, replication, and high availability Administer Windows and Linux environments Own and lead the local technology function, working closely with global teams Operate within ...

Trainee Network & Security Engineer

Hiring Organisation
ITOL Recruit
Location
Barking, Essex, England, United Kingdom
Employment Type
Full-Time
Salary
£28,000 - £40,000 per annum
Trainee Network & Security Engineer – No Experience Needed Looking for a career change? Maybe you’re already working but want a more technical role with better long-term prospects. Or you could be between jobs and ready for a fresh start in tech. The ITOL Recruit Network & Security Engineer Job Programme is designed to help you move into a high-demand network engineering role, even if you have no prior experience. Train online at your own pace and land your network engineering role in 1-3 months. Please note this is a training course ...

Trainee Network & Security Engineer

Hiring Organisation
ITOL Recruit
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£28,000 - £40,000 per annum
Trainee Network & Security Engineer – No Experience Needed Looking for a career change? Maybe you’re already working but want a more technical role with better long-term prospects. Or you could be between jobs and ready for a fresh start in tech. The ITOL Recruit Network & Security Engineer Job Programme is designed to help you move into a high-demand network engineering role, even if you have no prior experience. Train online at your own pace and land your network engineering role in 1-3 months. Please note this is a training course ...

Trainee Network & Security Engineer

Hiring Organisation
ITOL Recruit
Location
Bath Road, Hounslow, Middlesex, England, United Kingdom
Employment Type
Full-Time
Salary
£28,000 - £40,000 per annum
Trainee Network & Security Engineer – No Experience Needed Looking for a career change? Maybe you’re already working but want a more technical role with better long-term prospects. Or you could be between jobs and ready for a fresh start in tech. The ITOL Recruit Network & Security Engineer Job Programme is designed to help you move into a high-demand network engineering role, even if you have no prior experience. Train online at your own pace and land your network engineering role in 1-3 months. Please note this is a training course ...

Security Architect

Hiring Organisation
Triad Group PLC
Location
London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£80,000
Security Architect Based at client locations, working remotely, or based in our Godalming or Milton Keynes offices. Salary £80k, plus excellent company benefits. About Us Triad Group Plc is an award-winning digital, data, and solutions consultancy with over 35 years' experience primarily serving the UK public sector … track unsafe products Powering systems that help the government monitor and reduce greenhouse gas emissions from commercial transport Role Summary Triad is seeking a Security Architect; you will play a critical role in designing, assuring, and delivering secure solutions across our client engagements. You will champion Secure by Design ...

Senior Network Engineer

Hiring Organisation
Adecco
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£450 - £500/day
Network Engineer Rate - £500 (A day) Duration - 6 Months (Initially) Location - SW London IR35 - Outside Role Overview We are looking for a Senior Network Engineer to support a network refresh and transformation programme within a university environment. This role is hands-on and will involve working closely … robust, high-performing wired and wireless services that meet the needs of students, faculty, and staff. Key Responsibilities Support the design and implementation of network infrastructure as part of the Cisco to Extreme Networks migration. Configure and deploy wired and wireless network solutions across campus environments. Work collaboratively ...

Senior Network Engineer

Hiring Organisation
Adecco
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£450 - £500 per day
Network Engineer Rate - £500 (A day) Duration - 6 Months (Initially) Location - SW London IR35 - Outside Role Overview We are looking for a Senior Network Engineer to support a network refresh and transformation programme within a university environment. This role is hands-on and will involve working closely … robust, high-performing wired and wireless services that meet the needs of students, faculty, and staff. Key Responsibilities Support the design and implementation of network infrastructure as part of the Cisco to Extreme Networks migration. Configure and deploy wired and wireless network solutions across campus environments. Work collaboratively ...

IT SECURITY ANALYST

Hiring Organisation
Hays Specialist Recruitment Limited
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Salary negotiable
Purpose:This role is responsible for overseeing and enhancing the security of our IT systems, data, and networks. You will conduct regular security audits, assessments, and tests, and identify and resolve any vulnerabilities or breaches.You will also develop and implement security policies, procedures, and standards, and ensure … external-facing responsibilities and is required and authorised to act as a representative for the organisation. Key accountabilities:Monitor and Inspect: Regularly monitor the network for security threats or breaches. Policy Development: Develop and implement security policies and procedures to safeguard data and systems. Vulnerability Testing: Perform ...

Senior Security Analyst

Hiring Organisation
Arthur
Location
City of London, London, England, United Kingdom
Employment Type
Full-Time
Salary
Competitive salary
Senior Security Analyst/Security Engineer London (City) | £80,000–£90,000 | Permanent If you’re the kind of security engineer who can spot an active threat, contain it calmly, and then harden the environment so it doesn’t happen again — this role is built for you.We … hiring a hands-on Senior Security Analyst/Security Engineer to strengthen a Microsoft-centric security posture across detection, response, tooling, and infrastructure hardening. Not a one-lane SOC role. Not governance-heavy. This role blends incident response with security engineering and hardening and ideal ...

Cloud/AI Security Engineer

Hiring Organisation
Stackstudio Digital Ltd
Location
London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
From £500 to £525 per day
Role Details Role/Job Title: Cloud/AI Security Engineer Work Location: Norwich/London Mode of Working: Hybrid Hybrid Requirement: 3 days Duration of Assignment: 6 Months The Role Cloud Security Engineer Cloud/AI (LLM Security) Your Responsibilities Deliver cloud security engineering capability … primary environment and Azure as a secondary platform. Implement secure cloud architectures and controls, ensuring AI/LLM workloads comply with organisational security standards and cloud security policies. Work with architects and AI engineering teams to define secure patterns for LLM deployments, AI agents, and model pipelines across ...

Network Architect - Fortinet / Fortigate

Hiring Organisation
Oscar Technology
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£80,000 - £100,000 per annum
Network Architect - Fortigate A highly experienced Network Architect is required to join a fast-paced environment, with a strong focus on Fortinet technologies and enterprise firewall operations. The ideal candidate will have hands-on experience across FortiGate, FortiManager, FortiAnalyzer, FortiAP, FortiSwitch, FortiSASE, and FortiConverter, with the ability … design, deploy, and support secure network solutions at scale. This role involves leading firewall migrations, security policy implementation, SD-WAN delivery, and network security improvements across complex multi-vendor environments. Strong experience with enterprise security design, troubleshooting, and documentation is essential, along with a proactive ...

Network Architect - Fortinet / Fortigate

Hiring Organisation
Oscar Associates (UK) Limited
Location
City of London, London, United Kingdom
Employment Type
Permanent
Network Architect - Fortigate A highly experienced Network Architect is required to join a fast-paced environment, with a strong focus on Fortinet technologies and enterprise firewall operations. The ideal candidate will have hands-on experience across FortiGate, FortiManager, FortiAnalyzer, FortiAP, FortiSwitch, FortiSASE, and FortiConverter, with the ability … design, deploy, and support secure network solutions at scale. This role involves leading firewall migrations, security policy implementation, SD-WAN delivery, and network security improvements across complex multi-vendor environments. Strong experience with enterprise security design, troubleshooting, and documentation is essential, along with a proactive ...

Cyber Tech Lead (in AI)

Hiring Organisation
LMA Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£700 - £800 per day
Meetings)* Participation in AI Governance forums, including Business AI Risk Committees (AirCo).________________________________________Key ResponsibilitiesAI SecurityDrive understanding across Technology and Cyber teams of the security controls and frameworks required for AI security. Work iteratively as technologies and control landscapes evolve, acting as an ambassador for AI security across … standards (for example, NIST and ISO 27001) and organisational risk appetite, with a particular focus on AI.Technical Engineering LeadershipOversee the engineering and integration of security controls across platforms, including identity and access management, network security, endpoint protection, and data security. Champion automation and secure by design principles.Platform ...

Senior Network Engineer

Hiring Organisation
Nelly Works
Location
London Area, United Kingdom
where people are encouraged to solve complex challenges and drive meaningful impact. The IT team is expanding, and they are looking for a Senior Network Engineer who will take ownership of a robust, multi-site network landscape. This role offers the opportunity to influence global network design … enhance performance and resilience, and lead initiatives that strengthen security and connectivity across international operations. Key Responsibilities: Design, implement, and maintain the organisation’s global networking roadmap. Oversee day-to-day network operations ensuring reliability, scalability, and security. Act as the primary escalation point for complex network ...

Senior Network Engineer

Hiring Organisation
Ashdown Group
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£75,000 - £80,000 per annum
Senior Network Engineer - City of London - Large financial services company - Salary up to £80,000 plus bonus and benefits - Hybrid working (3 times a week in London office) A large financial services company are currently looking for an experienced Senior Network Engineer to join their growing team. … role will have responsibility for managing and designing the enterprise network which stretches globally. Duties will include: - Assisting architects with implementations - Driving enhancements to networks - Modernising infrastructure - Level 3 network technical support - Routing/Switching/Firewall implementations - Integration of switches, routers, wireless controllers, SDN, F5 load balancers ...

Network Engineer, Zscaler

Hiring Organisation
ARC IT Recruitment Ltd
Location
London, United Kingdom
Employment Type
Permanent
Network Engineer, Zscaler London Competitive + bonus + benefits We're seeking a highly motivated Network Engineer to join a financial services organisation operating in a secure, high-availability, enterprise environment. This role is ideal for a networking professional with a strong foundation in core infrastructure and hands … Zscaler as a key component of a Zero Trust/SASE strategy. You'll play a critical role in maintaining and enhancing a modern network architecture that supports a fast-paced, globally distributed business. Key Responsibilities: Support, configure, and maintain enterprise network infrastructure, including Routers, Switches, Firewalls, VPNs ...

SecOps Engineer

Hiring Organisation
Context Recruitment
Location
London, United Kingdom
Employment Type
Permanent
Salary
£70000 - £75000/annum
digital transformation, with ambitious growth and acquisition plans driving demand for scalable, standardised and efficient business applications. This role is ideal for a proactive security professional with strong technical expertise across application, network and infrastructure security. You will play a key part in implementing security controls, mitigating … risk and contributing to the continuous improvement of the company's overall security posture. Responsibilities: Monitor security tools including SIEM (QRadar) and respond to threat detection alerts Triage, analyse and prioritise security (via ServiceNow) Investigate root causes of security issues and design effective remediation solutions Oversee ...