25 of 25 Network Security Jobs in the City of London

Lead Software Engineer - Proxy/SSE Network Security As a Lead Software Engineer at JPMorganChase within the Corporate Sector - Enterprise Technology, you are an integral part of an agile team that works to enhance, build, and deliver trusted market‐leading technology products in a secure, stable, and scalable … conducting critical technology solutions across multiple technical areas within various business functions in support of the firm’s business objectives. Job responsibilities Executes creative Network security software solutions, design, development, and technical troubleshooting with the ability to think beyond routine or conventional approaches to build solutions or break ...

Network Engineer/Network Analyst - Cisco, CCNP, LAN/WAN, SD-WAN, CheckPoint, Zscaler/NetScaler, Cisco ISE, Meraki WiFi, SIEM, BAU/Projects. 12 Month FTC. London Hybrid. c.£70k-£80k + Oncall + Bonus + Excellent Benefits Global Law Firm seeks an experienced Network Support … Engineer to join its IT Infrastructure Operations team, supporting a global, 24x7 enterprise network across multiple international offices. Working as part of a specialist network engineering team , you'll provide 3rd Line BAU support across a mid-sized Cisco network, maintain mission-critical network services ...

Security Solutions Architect London | Hybrid A leading global financial services organisation is seeking an experienced Security Solutions Architect to join its Architecture function, shaping and delivering secure, resilient technology solutions across a complex enterprise environment. The Role You will be responsible for designing and governing security architecture … will produce high-level designs, conduct threat modelling and risk assessments, and provide architectural leadership throughout project lifecycles. Key Responsibilities Develop high-level security architecture and solution designs for enterprise technology initiatives. Evaluate emerging technologies and security tooling, providing recommendations and business justification. Conduct threat modelling, security ...

Security Consultant Public Sector & Defence Location: Flexible across the UK (with client travel) Salary: Competitive + Excellent Benefits Package Clearance: Eligibility for SC Clearance required A leading global technology and consulting organisation is looking for a Security Consultant to join its growing Public Sector & Defence practice, supporting some … most critical and complex digital transformation programmes. This is an opportunity to work alongside industry-leading security specialists on large-scale projects across Healthcare, Central Government, Defence and wider Public Sector environments. Youll play a key role in designing secure enterprise solutions, advising on cyber risk, and helping shape ...

Senior Network Engineer (12 month Fixed Term Contract) Hybrid working: 3 days per week required in the office in City of London. The role will take responsibility for all operational monitoring, support and administration of my clients global 24x7 mission critical IT systems. Responsibilities: - Take the lead on network and network security operations - Daily System Monitoring of network systems and key processes - Reviewing system and application logs - Perform regular performance monitoring - Liaison with 3rd party suppliers on system issues - Operational responsibility for the network, WAN and Internet connections. - Update BCP\DR documentation and topologies ...

Your role at a glance The Senior Security Platform Engineer (m/f/d), is an advanced subject matter expert, responsible for facilitating problem resolution and mentoring for the overall Global Data Centers Office of Information Security (GDC-OIS) team. This role is critical in improving, developing … maintaining IT/OT vulnerability management programs and processes. This role performs and leads important tasks specialized at threat hunting, SIEM/SOAR, Network Security and other operational security tasks such as performance and availability monitoring, log monitoring, security incident detection and response, security event ...

Security Consultant £45,000 to 85,000 GBP Bonus Hybrid WORKING Location: Central London, Greater London - United Kingdom Type: Permanent Security Consultant Location: UK Wide (Hybrid Working with Client Travel) Salary: £45,000-£85,000 + Bonus (DOE) Level: Multiple Opportunities Available (Consultant to Senior Consultant … looking to work on some of the UK's most complex and high-profile security transformation programmes? We're recruiting Security Consultants across multiple levels to join a growing cybersecurity practice delivering projects across Defence, Central Government, Healthcare and the wider Public Sector. You'll work alongside experienced ...

Security Consultant H&PS (Health & Public Sector) Location: Flexible, UK (with client travel) Career Level: Consultant Salary: Competitive, dependent on experience Important eligibility requirement: Due to the nature of this role, candidates must hold sole British nationality at the point of application. Any offer of employment is also subject … satisfactory security clearance, which requires 5 years' continuous UK address history (typically with no periods of 30+ consecutive days outside the UK). About the company Our client is one of the world's leading providers of data engineering and technology consulting services, working on innovative projects that span ...

Contract – Senior Network Security Architect Location: Kensington & Chelsea (onsite 3 days per week) Contract: 6 months | Inside IR35 Rate: Up to £800/day (dependent on experience) Start: ASAP Overview We’re looking for a Senior Network Architect (Security) to act as the Council’s senior … technical advisor across security, applications, infrastructure, data and networks . You’ll help define and govern a pragmatic enterprise architecture that supports organisational objectives, while also making rapid, high-quality design decisions to enable a safe and accelerated rebuild following a recent cyber incident. A core part ...

Council seeks a Senior Network Security Architect to advise across security, applications, infrastructure, data and networks, and to shape a pragmatic enterprise architecture after a recent cyber incident. This onsite role collaborates with the Cyber Recovery Programme Director and chairs the Technical Design Authority to guide major ...

innovation and technical ownership. This role is not a traditional SOC position, you’ll focus on building high-impact detection capabilities , shaping how security protects sensitive genomic and AI-driven data at scale. This role offers hybrid/remote working options, a salary range … incident detection Collaborate with an MSP SOC to maintain and tune the detection catalogue Build automated reporting dashboards using Microsoft Sentinel workbooks Support security initiatives including ISO 27001 activities and KQL-based tasks Ensure monitoring coverage across cloud platforms, SaaS apps, and internal systems Contribute to documentation of processes ...

Product Security Architect Hybrid - London | 2-Month Initial Contract | Outside IR35 Day Rate: Competitive | Start Date: August 2026 We're looking for a senior Product Security Architect to join an initial two-month engagement, bringing cyber security architecture and product security expertise … What you'll be doing: Designing, reviewing and documenting secure product, system, application, cloud and infrastructure architectures, advising on IAM, authentication, cryptography, key management, network security, logging, monitoring and data protection. Leading and supporting threat modelling, attack surface analysis and risk assessments, including TARA to ISO/ ...

ready design specifications. Define user access flows, privileged account onboarding models, workstation access patterns, and integration requirements. Design PAM onboarding processes for privileged accounts, network devices, platforms, and administrative users. Define PAW configuration requirements, including device hardening, access restrictions, connectivity, monitoring, and support processes. Work with network, security … design documents, interface specifications, workflow diagrams, and configuration guides. Support test planning, defect resolution, and design clarification during implementation.Ensure the design is compliant with security policies, audit requirements, and regulatory expectations. Required Skills and Experience Strong technical design experience in security, identity, infrastructure, or network environments. Practical ...

ready design specifications. Define user access flows, privileged account onboarding models, workstation access patterns, and integration requirements. Design PAM onboarding processes for privileged accounts, network devices, platforms, and administrative users. Define PAW configuration requirements, including device hardening, access restrictions, connectivity, monitoring, and support processes. Work with network, security … documents, interface specifications, workflow diagrams, and configuration guides. Support test planning, defect resolution, and design clarification during implementation. Ensure the design is compliant with security policies, audit requirements, and regulatory expectations. Required Skills and Experience Strong technical design experience in security, identity, infrastructure, or network environments. Practical ...

sites, office and home-based) I'm recruiting for an experienced Cyber Governance Consultant to join a leading cybersecurity consulting team delivering high-impact security and governance solutions across government and secure-sector clients. This is an excellent opportunity to work on complex cyber governance, risk and compliance programmes … helping organisations strengthen their security posture while meeting regulatory and business requirements. What you'll be doing You'll work closely with clients to assess, design and improve cybersecurity governance frameworks, providing strategic advice across areas including: Cyber governance, risk and compliance (GRC) Gap analysis against recognised security ...

client is seekingan experienced Network Design Engineer to support a major FX trading platformprogramme. The role will focus on the design, implementation and enhancement ofcomplex, low-latency network infrastructure within a large-scale financial marketsenvironment. £700 per day (InsideIR35) London (Hybrid, 3days per week) 12 Month Contract … Requirements Demonstrableexperience in a Network Design Engineer, Network Architect or Senior NetworkEngineer role Strong enterprisenetwork design and implementation experience within large-scale environments Deep understandingof routing and switching technologies Proven experiencedesigning and supporting multicast network environments Strong firewallexpertise across Fortinet, Palo Alto and/or Check Point ...

Senior Network Engineer (12 month Fixed Term Contract) Hybrid working: 3 days per week required in the office in City of London. The role will take responsibility for all operational monitoring, support and administration of my clients global 24x7 mission critical IT systems. Responsibilities: - Take the lead on network and network security operations - Daily System Monitoring of network systems and click apply for full job details ...

Clearance is vital (non-negotiable) Duration: 18+ months | Start: ASAP IR35: Outside IR35 | Rate: £600/day Overview We’re seeking an experienced Network Architect to support a high‐profile, highly secure programme delivering mission‐critical network capabilities. This is a hands‐on architecture role requiring strong technical … depth across data centre and WAN networking , delivered in a controlled environment. Key Responsibilities Design and evolve secure network architectures across enterprise‐scale environments Produce HLD/LLD , implementation plans, and supporting technical documentation Lead architecture decisions across data centre, campus, and WAN domains Provide technical assurance and governance ...

days in Office THE ROLE Own day-to-day Azure infrastructure operations for a leading alternative investments firm. You'll manage subscriptions, patch management, security posture, and identity infrastructure balancing operational efficiency with a security-first approach in a regulated environment. WHAT YOU'LL DO Administer Azure environment … compute, networking, storage, IAM) Manage patch and vulnerability remediation; maintain emergency CVE runbook Automate infrastructure using PowerShell/Terraform/Bicep Support cloud security posture management (Wiz, GitHub Advanced Security) Maintain AVD environment and session host management Configure Entra ID, conditional access, and identity governance Maintain and test ...

Insurance client is currently seeking for a Network Demand Manager to take ownership of the demand, forecasting, financial planning and stakeholder engagement activities for Global Network Services. Key Responsibilities Own and manage the Network demand pipeline, ensuring requirements from affiliates, operations, engineering and architecture teams are captured … assessed and prioritised. Develop and maintain network financial forecasts, budgets and cost allocation models to support business growth and integration activities. Partner with vendors, technical teams and business stakeholders to evaluate requirements, optimise spending and support procurement and renewal activities. Coordinate onboarding and readiness activities for new affiliates, managing ...

initiatives within Enterprise Technology. You will architect secure patterns for perimeter and egress controls, lead AI-assisted development practices, and coordinate across cybersecurity and network service teams to deliver trusted, scalable software solutions. You will influence technology strategy and governance, shaping standards for perimeter security and access brokering … while ensuring robust security #J-18808-Ljbffr ...

December 2026 | Hybrid (3 days onsite, Central London) We're looking for an experienced Technical Project Manager to join a major programme delivering critical network infrastructure across a high-profile central London client. You'll take ownership of multiple infrastructure workstreams, leading projects from planning through to implementation … engineers, subcontractors and suppliers to ensure successful delivery Overseeing technical deployments including LAN/WAN, enterprise Wi-Fi, CCTV, Cat6/Cat6A, fibre and network security technologies Producing project reporting, executive updates and ensuring quality, compliance and H&S standards are met What we're looking for Proven ...

deployment, configuration, management, and troubleshooting (Windows and Android). -Deep understanding of MTR peripherals (certified cameras, microphones, speakers, touch panels). -Proficiency in network optimisation for Teams, including QoS and understanding of media traffic requirements. Audio Systems: -Advanced knowledge of digital signal processors (DSPs) (e.g., Biamp Tesira … modify complex control code. Digital Signage: Proficiency with enterprise-grade digital signage platforms (e.g., BrightSign, Scala, Appspace, Tripleplay) and content management systems (CMS). Network & IT Integration: -Strong understanding of TCP/IP networking, VLANs, QoS, DHCP, DNS, and network security principles. -Proficiency with Windows and macOS ...

days per week required in the office in London. Overview The role will focus on designing, implementing, and evolving identity, access, and infrastructure security capabilities across hybrid environments. Key Responsibilities - Monitor and evaluate emerging IAM trends (e.g., passwordless authentication, decentralised identity, adaptive access controls). - Lead automation and governance … Kerberos, LDAP). - Embed Zero Trust and least-privilege principles across systems and applications. - Own global firewall architecture and contribute to micro-segmentation and network security strategy. - Enhance privileged access management (PAM), including workflow and monitoring capabilities. - Ensure audit readiness and contribute to compliance frameworks (e.g., ISO standards ...

will suit someone who has built, engineered, migrated and supported enterprise DDI environments, not someone whose DNS/DHCP experience has come purely through network security or firewall products. Key Responsibilities: Engineer, deploy and maintain enterprise DDI platforms, including Infoblox, Cygna Labs QIP and/or VitalQIP. Design ...