1 to 25 of 32 Network Security Jobs in the City of London

Cyber Security Project Manager Network & Endpoint Security Location: London 4 days onsite, 1 day remote Contract: 12 months Sector: Banking/Financial Services About the Role On behalf of our client, a leading global banking and financial services organisation, we are looking for an experienced Cyber Security Project Manager to join their cyber security team on a 12-month contract based in London. The successful candidate will initially be responsible for delivering a Firewall Rule Remediation Project , working closely with cyber security, network infrastructure, risk and compliance teams. Beyond this initial project, there ...

Security Engineer £60,000 to 80,000 GBP Bonus Onsite WORKING Location: Central London, Greater London - United Kingdom Type: Permanent Cyber Security Engineer - SC Cleared Location: London, Manchester or Birmingham Salary: Up to £80,000 + benefits DOE Level: Specialist Security Clearance: Active SC clearance required … looking for a Cyber Security Engineer to join a growing security engineering practice, working on complex client environments across cloud, on-premises and hybrid infrastructure. This is an opportunity to work with modern security technologies across security engineering, threat detection, incident response, SIEM, cloud security ...

Senior Technical Security Consultant - Security Architecture £70,000 to 90,000 GBP Bonus Hybrid WORKING Location: Central London, Greater London - United Kingdom Type: Permanent Senior Technical Security Consultant - Security Architecture Location: UK-wide - hybrid, with travel to client sites as required Level: Consultant/Manager Security … BPSS & SC Eligibility Nationality: British nationality required The Opportunity We are working with a leading global technology and consulting organisation that is expanding its Security Architecture capability across Health, Public Sector, Defence and Central Government . This is an opportunity for an experienced Technical Security Consultant/Security ...

Cyber Security Architect Up to £75,000, Warwickshire | 2 Days Per Week Want to design security solutions that protect some of the UKs most critical environments This is an opportunity to join a specialist cyber security consultancy where your work will go far beyond maintaining an existing … security estate.As a Cyber Security Architect , youll work directly with customers to understand complex security challenges, identify where their current capabilities fall short and design practical, secure architectures that help them reduce risk and strengthen their overall cyber resilience.What makes this opportunity particularly interesting is the customer ...

This National Security focused team is doing innovative work building both robust AI agents and realistic training environments for AI agents that will tackle cyber security threats against critical national infrastructure from water systems and power grids to military bases and government systems. They are urgently seeking … month fixed term contract. You will come from a software, electronics or engineering background with a PhD in cyber/information security, AI, machine learning or similar with specific research experience in systems security, network security, cyber-physical systems security, AI security, formal verification ...

Reading | Job-ID: 220735 | Contract type: Standard | Business Unit: IT Consulting Location: Flexible/Hybrid – UK Travel: Customer and office travel as required Security: Ability to obtain security clearance where required Life on the team We’re looking for an experienced Practice Manager to lead and develop … Network & Security Consultancy community. You’ll be responsible for a talented team of consultants, solution architects and technical specialists, building the skills and capabilities we need to meet changing customer demand. This is a senior leadership role combining people leadership, commercial management, technology strategy and customer engagement. ...

site/week) Position Type: Full-Time, Permanent Salary: £70,000 - £80,000 per annum + Benefits We are seeking a senior, hands‐on Network Security Lead with 8+ years of expertise spanning enterprise routing/switching, multi‐vendor firewalls, Software-Defined Networking (SDN), and hybrid cloud connectivity. … this role, you will act as the principal L3 technical escalation authority and operational lead across our secure network estate. You will drive high‐availability network operations, lead major incident resolution, enforce rigorous security posture, and champion compliance within BPSS-governed and enterprise‐scale environments. Key Responsibilities ...

Senior Technical Security Consultant £85,000 TO 105,000 GBP Bonus Hybrid WORKING Location: Central London, Greater London - United Kingdom Type: Permanent Senior Technical Security Consultant Location: UK-wide, with travel to client sites as required Salary: Up to £105,000 in London/£100,000 outside London … plus benefits Clearance: Must be eligible to obtain Security Check (SC) clearance Eligibility: Must already have the right to work in the UK without sponsorship The Opportunity We are seeking an experienced Senior Technical Security Consultant to support complex security challenges across the UK public sector, healthcare ...

Senior Technical Security Consultant - H&PS Location Flexible: UK Accenture Offices (With Client Travel) Career Level: Manager/Associate Manager Salary: Competitive Salary & Package (Dependent on Experience) Please Note: Any offer of employment is subject to satisfactory BPSS and SC security clearance which typically requires 5 years continuous … next level. Do you want to work in an environment where you will be part of a thriving team working on the most complex security challenges in the UK health, public sector, Defence and Central Government. You'll learn, grow and advance in an innovative culture that thrives ...

Cyber Security Architect & Engineering Lead DGH Recruitment are currently recruiting on behalf of a leading client in the Accountancy industry who require a Cyber Security Architect & Engineering Lead to join the firm in London. You will be responsible for translating security strategy and business requirements into secure … designs, practical controls, technical standards and measurable outcomes. Key Responsibilities: * Define and maintain enterprise security architecture across identity, endpoints, networks, cloud, SaaS, data, applications, APIs, integration platforms and development environments. * Act as the technical lead for AI security, working alongside business, legal, data protection, risk and responsible ...

hiring a Senior Network Engineer to join a highly technical, engineering-led organisation in London. This is a key opportunity to take ownership of AWS networking, drive infrastructure automation and help shape the future of a business-critical cloud and network environment. The organisation is investing heavily … role You will take a leading role in designing, building and evolving the organisation's AWS networking environment, with a strong emphasis on automation, security and operational reliability. A significant part of the role will involve developing and maintaining network infrastructure using Terraform, creating reusable modules, improving Infrastructure ...

Senior Security Architect - Senior Manager £70,000 to 95,000 GBP Bonus Hybrid WORKING Location: Central London, Greater London - United Kingdom Type: Permanent Senior Security Architect - Manager Up to £95,000 + bonus | Hybrid | UK A leading technology consultancy is expanding its Cyber & Security practice … looking for an experienced Security Architect to support major programmes across Government, Defence and the Public Sector . This is a senior client-facing role focused on designing secure technical solutions, developing security architecture and advising stakeholders across complex technology environments. The Role You will: Design and develop ...

Global Manager, Network Operations & Delivery Date: Oct 15, 2026 Shape the Future with Us. At Lubrizol, we’re bringing to life the chemistry behind clean water, efficient transportation, reliable infrastructure, critical medicines, and the products people rely on every day through science, sustainability, and a culture of inclusion. … London Job Type: Permanent Work schedule: 4 days in the office/1 day flexible How You’ll Make an Impact As Global Manager,Network Operations & Delivery, you will lead the governance and execution of global network operations and network delivery services. You will guide internal employees ...

potential. And with that comes the opportunity to help redefine what our industry looks like, and what you want from your career. Job Description: Network Engineer, Cyber Defence Centre Alternatively, Grant Thornton At Grant Thornton we do things differently - looking to the future, driving ambitious growth and pioneering positive … industry looks like, and what you want from your career. About us The Grant Thornton Cyber Defence Centre is an award-winning* managed security services provider operating at the forefront of cyber security, using industry-leading technologies to protect and support our clients. Alongside our SOC capability ...

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 … 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 ...

Technical Operations Manager We are seeking a Technical Operations Manager to own and mature security-focused TechOps capabilities globally. As a regulated financial institution operating across multiple jurisdictions, security, resilience, and operational excellence are fundamental to our technology operations. The TechOps function plays a critical role in protecting … exceptional people who share our ambition to transform the future of global payments. The Role This role is designed for a blue‐team security professional with strong hands‐on experience operating modern security controls at scale. You will hold global accountability for the secure operation of key TechOps ...

Role: Network Security Lead (Permanent) Location: London, UK (Hybrid - 2 days on-site) Clearance Requirement: BPSS Eligible We are hiring an L3 Subject Matter Expert to lead network security operations for a global enterprise. If you have 8+ years of experience managing complex enterprise networks … want to hear from you. Key Requirements: Routing & Switching: Mandatory deep expertise in Cisco Data Centre and Branch Routers/Switches (Nexus). Security & Firewalls: Strong hands-on experience with Palo Alto, FortiGate, Cisco FTD, and Cisco ISE (NAC). Network Protocols: Advanced knowledge of BGP, OSPF, VXLAN ...

Senior Network Engineer - London - £600-650 per day (PAYE) Cisco, Cloud & Network Automation Hybrid working - 2 days per week in office + 3 days WFH Leading Investment Manager is seeking a highly skilled Senior Network Engineer to support the design, implementation, scalability, and reliability of our enterprise … network infrastructure. This role will play a key part in network modernization initiatives, connecting colocation data centers with multi-cloud environments, and contributing deep technical expertise across network design, operations, and incident response. The ideal candidate brings strong experience in enterprise networking, hybrid-cloud connectivity, automation ...

Posting Description We’re hiring! Aon is seeking a Senior Cloud Security Consultant to join our Digital M&A Advisory practice in London. The team advises private equity investors, infrastructure funds and corporate clients on technology, IT, cyber and digital risks across acquisitions, portfolio companies and strategic transformation initiatives. … work spans cyber due diligence, technical cyber reviews, cyber risk assessments, cloud and infrastructure security reviews, separation and integration support, and post-transaction cyber value creation. This role is ideally suited to a technically strong cloud security specialist with hands-on experience designing, configuring, securing or assessing Microsoft ...

driving operational excellence across on-chain monitoring operations, and implementing cutting-edge detection capabilities for smart contract and digital asset security. As a Blockchain Security Operations Vice President in Cybersecurity & Tech Controls, you will contribute significantly to safeguarding the organization's digital assets and infrastructure by proactively detecting, assessing … responding to threats, vulnerabilities, and security incidents. You will regularly collaborate with cross-functional teams to develop a coordinated approach to security, ensuring the integrity, confidentiality, and availability of sensitive data and systems. You will apply advanced analytical, technical, and problem-solving skills to enable operational excellence ...

ideas into bold, industry-changing realities. For our business, for clients, and for you The Role Apex is looking for an experienced Enterprise Security Architect to join our growing Security Architecture team. This role is pivotal in designing and guiding the implementation of secure technology solutions across … organization. You will help build scalable, resilient, and secure systems that support Apex’s business objectives and regulatory commitments. Key Responsibilities Serve as the security design authority for assigned projects, initiatives, or architectural domains. Translate security policies and standards into actionable design controls and implementation guidance. Evaluate emerging ...

Randstad NV is seeking a senior, hands-on Network Security Lead in London. The role focuses on enterprise routing, multi-vendor firewalls, SDN, and hybrid cloud connectivity. You will serve as the L3 escalation authority and drive high-availability network operations in BPSS-governed environments. Key responsibilities ...

Cyber Security Operations Manager, CISSP, CISM, GIAC, SOC, Professional Services, City, London Cyber Operations Manager required to work for a Professional Services firm based in the City of London. This will be 3 days per week in the office and 2 days from home. The Cyber Operations Manager provides … technical leadership across security operations and works closely with Infrastructure, Business Systems, Service Delivery, Risk & Compliance and third-party security providers to ensure threats are identified, investigated and managed effectively. We ideally need someone from Professional Services Legal, Accountancy, Consulting or Financial Services. Read on for more details ...

commissioning, and operation of mission-critical data centre facilities across multiple countries. Working within a highly technical environment, you will collaborate with engineering, operations, network, security, and project management teams to ensure the successful delivery of large-scale data centre infrastructure projects. The Role As a Senior Data … infrastructure designs against engineering standards and operational requirements. Develop site-specific fit-out and infrastructure solutions for new and existing facilities. Collaborate with network, security, operations, and EHS teams to ensure cross-functional requirements are incorporated into project designs. Provide technical expertise relating to lease agreements, service levels ...

Armis from ServiceNow, protects the entire attack surface and manages an organization’s cyber risk exposure in real time. Combined with ServiceNow’s Security and Risk capabilities, as well as Identity Security capabilities from Veza, we bring together all critical capabilities to secure every asset, every identity - incl. … Agents - across all environments with the right level of context - security, operational and business - to build the first of its kind autonomous defense platform for the Agentic Enterprise. ServiceNow started when engineer Fred Luddy wrote code that automated a tedious task for his coworker, Phyllis. She cried tears ...