1 to 25 of 68 Network Security Jobs in London

Junior Security Researcher

Hiring Organisation
Circle Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£50,000 - £85,000 per annum
Junior Security Researcher Salary: £50,000 - £80,000 DOE Fully remote We're looking for a Junior Security Researcher who is passionate about understanding how networks behave from a security perspective and enjoys uncovering the story behind complex data. This is an opportunity to join a pioneering … start-up transforming raw security data into actionable intelligence, helping shape the future of threat detection across global networks. This role sits within their Security Research function and is ideal for someone with a SOC, network engineering or security operations background who is keen to move ...

CyberSecurity Operations Engineer

Hiring Organisation
RedTech Recruitment
Location
East London, London, United Kingdom
Employment Type
Professional qualifications, Work From Home
Salary
£50,000
Engineers role working for an industry-leading cybersecurity company based in London, providing the opportunity to work remotely. Already well-established within the cyber-security sector, they have experienced rapid sales in 2023 & 2024, which has opened up several career opportunities for cybersecurity professionals. This role is working within … from a top-ranked University You achieved at least AAA at A Level or equivalent UCAS points Strong knowledge within cybersecurity Good knowledge of network security Any experience in SOC beneficial Brilliant communication skills this role is going to involve interacting with both internal colleagues and external clients ...

Network Infrastructure Specialist

Hiring Organisation
Accenture
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Competitive salary
seeking a highly skilled and experienced Network Analyst/Architect to join our dynamic IT team. The ideal candidate will play a crucial role in designing, implementing, and optimizing our enterprise network infrastructure, with a strong focus on cloud networking, automation techniques, and traditional network architectures. … will be responsible for ensuring the seamless integration of cloud-based and on-premise networking technologies, driving performance, scalability, and security across the entire network environment. This position demands a forward-thinking professional who can lead in developing innovative solutions while maintaining and improving our current systems. ...

Senior Information Security Officer

Hiring Organisation
Hays Specialist Recruitment Limited
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Competitive salary
week. You will be required to undergo vigorous onboarding checks - UK Only. Sponsorship NOT available.The main purpose of this job mainly focusses on information security, cybersecurity, and data security from a Greenfield perspective.We are on a journey to secure Cyber Essentials plus and ISO27001 certification.You MUST have experience … working with banking/financial services regulations, FCA, PRA etc.Liaison with the Head Office, Security Operation Centre or Data Centre for implementing security policies, procedures, projects and security controls. Work with Internal Audit and other departments to execute penetration tests, cybersecurity risk self-assessment, ensure best practice ...

Senior Information Security Officer

Hiring Organisation
Hays
Location
City of London, London, United Kingdom
Employment Type
Permanent
will be required to undergo vigorous onboarding checks - UK Only. Sponsorship NOT available. The main purpose of this job mainly focusses on information security, cybersecurity, and data security from a Greenfield perspective. We are on a journey to secure Cyber Essentials plus and ISO27001 certification. You MUST have … experience working with banking/financial services regulations, FCA, PRA etc. Liaison with the Head Office, Security Operation Centre or Data Centre for implementing security policies, procedures, projects and security controls. Work with Internal Audit and other departments to execute penetration tests, cybersecurity risk self-assessment, ensure ...

Service Delivery Leader

Hiring Organisation
Palo Alto Networks
Location
London, England, United Kingdom
post-sales journey driving adoption and consumption across the breadth of Palo Alto Networks’ products. Account Customer Success Managers operate across Cyber, Cloud, and Network Ops technologies paired with subject matter experts. We work with customers to deliver value and maximize the security & value of their investments … Palo Alto Networks products. In this role, you will work closely with CISOs, CTOs, and Security, Cloud, Network and other technical teams throughout the world’s largest and most well-known organizations. Your Impact Account Management Key account ownership and relationship management for Palo Alto Networks’ largest customers ...

Hybrid Cloud & Network Security Architect

Hiring Organisation
Vanquish Technologies Limited
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
Up to £700 per day
across London & Manchester environments Working Hours: 9:0017:00, Monday to Friday Engagement Type: Contract Role Overview We are seeking an experienced Hybrid Cloud & Network Security Architect to lead the design and definition of a secure, scalable hybrid cloud edge and DMZ hosting architecture. The role is architecture … outcome-focused, responsible for defining target state designs, security controls, governance alignment, and delivery planning to enable future migration phases. This is a hands-on architecture and design role, not an implementation-only position. Key Objectives & Outcomes Business Objectives (what outcomes are you looking to achieve through this service ...

Senior DevOps / Platform Engineer (GCVE Specialist)

Hiring Organisation
International Business Solutions Consulting Limited
Location
South West London, London, United Kingdom
Employment Type
Contract
Develop, maintain, and optimize end-to-end CI/CD pipelines using GitLab CI/CD, enabling rapid and reliable application and infrastructure delivery. Security and Compliance (DevSecOps): Embed security throughout the development lifecycle, implementing continuous security testing, vulnerability scanning, and compliance checks. Define and manage … policies, network security groups, and access controls within both GCP and GCVE environments. Ensure all infrastructure changes adhere to internal policies and industry regulations. Collaboration and Best Practices: Collaborate closely with development, security, and operations teams to foster a culture of shared responsibility and continuous improvement. Champion ...

Network and Infra Endpoint Security Architect - London

Hiring Organisation
Accenture
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Competitive salary
Network and Endpoint Security Architect Location: London Please Note: Due to the nature of client work you will be undertaking, you will need to be willing to go through a Security Clearance process as part of this role, which requires 5+ years UK address history … believe in inclusion and diversity and supporting the whole person. Our core values comprise of Stewardship, Best People, Client Value Creation, One Global Network, Respect for the Individual and Integrity. Year after year, Accenture is recognized worldwide not just for business performance but for inclusion and diversity too. “Across ...

Azure DevOps Engineer

Hiring Organisation
McCabe & Barton
Location
Central London, London, United Kingdom
Employment Type
Permanent
London | Hybrid 3 days | Permanent | Investment management client Role Overview: Manage and support Azure cloud platform operations with a focus on Infrastructure as Code, network operations, and identity management whilst ensuring platform reliability, security, and performance across Azure environments. Key Characteristics: Azure Platform Operations - Extensive hands-on experience … modules, and automating routine operational tasks across environments hosted in Azure. Networking & SASE Architecture - Solid understanding of Azure networking including Virtual Networks (VNets), subnets, Network Security Groups (NSGs), Application Security Groups, Azure Firewall, route tables, VNet peering, Azure VPN Gateway, ExpressRoute, and Azure Bastion. Knowledge of SASE ...

Senior Network Engineer

Hiring Organisation
Mane Contract Services
Location
London Area, United Kingdom
Responsibilities Design, deploy, and maintain LAN, WAN, WLAN, and VPN infrastructure Monitor network performance and troubleshoot issues to ensure high availability Configure and manage routers, switches, firewalls, and load balancers Implement and maintain network security measures, including firewalls, IDS/IPS, and access controls Perform network upgrades, patches, and capacity planning Document network configurations, procedures, and diagrams Collaborate with systems, security, and cloud teams to support IT initiatives Provide tier 2/3 network support and participate in on-call rotations as required Ensure compliance with company policies and industry best practices ...

Senior Network Engineer

Hiring Organisation
Mane Contract Services
Location
City of London, London, United Kingdom
Responsibilities Design, deploy, and maintain LAN, WAN, WLAN, and VPN infrastructure Monitor network performance and troubleshoot issues to ensure high availability Configure and manage routers, switches, firewalls, and load balancers Implement and maintain network security measures, including firewalls, IDS/IPS, and access controls Perform network upgrades, patches, and capacity planning Document network configurations, procedures, and diagrams Collaborate with systems, security, and cloud teams to support IT initiatives Provide tier 2/3 network support and participate in on-call rotations as required Ensure compliance with company policies and industry best practices ...

Senior Director, Account Health Management EMEA

Hiring Organisation
Palo Alto Networks
Location
London, UK
sale services engagements for these top-tier clients, leading services engagements to deliver value by driving adoption and consumption across the Palo Alto Networks’ Security platform. Your role will involve managing and mentoring this team, focusing on employee morale, development initiatives, and effectively driving success metrics and KPIs … both the managers and their teams. You will ensure your team effectively supports customers in maximizing the security and value of their investments in Palo Alto Networks products. Ultimately, you will contribute to the broader GCS mission of ensuring all customers are reliably deployed, fully adopted, technically healthy ...

Network Security Engineer - Zscaler (ZIA/ZPA)

Hiring Organisation
ECS Resource Group Ltd
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£550 - £575/day
Contract Network Security Engineer - Zscaler (ZIA/ZPA) Duration: 6 Months Rate: £575 per day ECS Resource Group are working with a global consultancy on a large-scale infrastructure project and are looking for an experienced Zscaler Engineer to join the team. Role Overview: You'll be responsible … within a complex global network. Key Skills: Strong experience with Zscaler Internet Access (ZIA) and/or Zscaler Private Access (ZPA) Solid background in network security, firewalling, and proxy technologies Experience integrating Zscaler with identity and access solutions (e.g. Azure AD, Okta) Scripting or automation knowledge advantageous (Python ...

Senior Cloud Security Engineer

Hiring Organisation
Cint
Location
London, England, United Kingdom
behaviours. We are feeding the world’s curiosity! Job Description Our vision for the role We are searching for an experienced Senior Cloud Infrastructure Security Engineer with an unquenchable thirst for automation and a passion for DevSecOps methodology. You'll be working with a team of other engineers … everything we deploy via Grafana, Prometheus, Graphite and ELK stacks. You will be someone that shares our values and ambitions and can bring security best practices and specific cloud security expertise to the party. You will additionally be the kind of person that is energised by complex challenges ...

Cyber Security Manager

Hiring Organisation
Oscar Technology
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£65,000 - £75,000 per annum
Role: Cyber Security Manager Location: London (Hybrid) Salary: £65,000 - £75,000 Summary Oscar Technology are working with a technology-focused organisation that is enhancing its internal security capability and looking for an experienced Cyber Security Manager to lead their cyber defence function. This position is suited … someone with a strong technical security background who can drive strategy, uplift security maturity, and oversee incident response activities. You will be responsible for safeguarding the business's infrastructure, digital assets, and data by shaping security processes, managing risk, and leading a team of cyber security ...

Security Architect - Government

Hiring Organisation
Opus Recruitment Solutions Ltd
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£450 - £550 per day
Contract Security Architect - Gov experience required Location: London Hybrid Day rate: 450-550 outside Contract duration - 6 monthsThe candidate Must possess a strong background in Security Architecture within a government environment. The Client is only accepting CV's with this requirement. The following experience are required: A solid … background working in government organisations and public sector Security Architect roles. Experience in implementing and managing security monitoring solutions, as well as developing custom alerts to detect anomalies and potential threats across services. Proficiency in designing and managing security policies to enable conditional access to the environment. ...

Security Architect - Government

Hiring Organisation
Opus Recruitment Solutions
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£450 - £550/day Outside IR35
Contract Security Architect - Gov experience required Location: London Hybrid Day rate: (Apply online only) outside Contract duration - 6 months The candidate Must possess a strong background in Security Architecture within a government environment. The Client is only accepting CV's with this requirement. The following experience are required … solid background working in government organisations and public sector Security Architect roles. Experience in implementing and managing security monitoring solutions, as well as developing custom alerts to detect anomalies and potential threats across services. Proficiency in designing and managing security policies to enable conditional access ...

Associate, Platform Engineering, Network

Hiring Organisation
European Bank for Reconstruction and Development
Location
London, UK
accountability across the development lifecycle. Secure First : The Associate actively promotes and ensures engineering activities are fully aligned with EBRD Cyber and IT Security policies and procedures, and works to embed a DevSecOps culture and working practices. Working closely with IT security, engineering peers and architecture, the role … will ensure that key security controls, toolchain automation, and risk/threat analysis is carried out at every stage of the work done by the team. Drives User Experience : The Associate ensures that services which are being developed and supported are based on user needs, which are captured ...

Senior Security Engineer

Hiring Organisation
TRIA
Location
City of London, London, United Kingdom
Senior Security Engineer Focus: Cloud First/Zero Trust/Azure/Identity Management/Security Principles Salary: £90,000 + 20% Bonus + 20% Pension Location: Central London – Hybrid Join a prestigious, family-run financial organisation embarking on a large-scale digital transformation. With around 500 employees … business while making a significant impact. The organisation has recently completed an enterprise-wide migration from on-premise to Azure Cloud. As Senior Security Engineer, you’ll be the third hire in a growing security team. This is a broad role covering all aspects of Cyber and Information ...

Senior Security Engineer

Hiring Organisation
TRIA
Location
London Area, United Kingdom
Senior Security Engineer Focus: Cloud First/Zero Trust/Azure/Identity Management/Security Principles Salary: £90,000 + 20% Bonus + 20% Pension Location: Central London – Hybrid Join a prestigious, family-run financial organisation embarking on a large-scale digital transformation. With around 500 employees … business while making a significant impact. The organisation has recently completed an enterprise-wide migration from on-premise to Azure Cloud. As Senior Security Engineer, you’ll be the third hire in a growing security team. This is a broad role covering all aspects of Cyber and Information ...

Software Firewall Sales Specialist

Hiring Organisation
Palo Alto Networks
Location
London, England, United Kingdom
customer-obsessed Next Generation Firewall Sales Specialist to drive business development, customer engagement, and execute the sales process for our growing portfolio of AI security solutions in the EMEA market. As an individual contributor, you will be a key player in identifying and converting high-potential opportunities, accelerating adoption … sales cycles from initial engagement to close as needed Identify and understand customer requirements and articulate the value proposition of Palo Alto Networks’ AI security and Software and Cloud Firewall offerings and use cases to meet those requirements. Evangelize the importance and value of securing AI across industry events ...

IT Security Auditor

Hiring Organisation
Robert Half
Location
East London, London, United Kingdom
Employment Type
Permanent, Work From Home
Robert Half Technology are assisting a leading IT service provider to recruit multiple experienced, hands-on Security IT Auditors on a contract basis. Remote working available, with the first 2 weeks on-site in the Netherlands. Role The Security IT Auditor will be embedded in small, technical teams … directly execute critical security audits of network and infrastructure systems, focusing on practical, technical evaluation and remediation of real-world risks. Key responsibilities include: Lead and perform end-to-end cyber security audits across diverse network architectures, including on-premises data centres and public cloud environments. ...

WINTEL Systems Administrator (Platform Manager)

Hiring Organisation
Experis
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£400 - £490 per day
Manager) Location: London (On-Site) Type: Contractor Start Date: Jan 2026 End Date: TBC Must be eligible and willing to go through high level security clearance Our client, a reputable organisation supporting local government, is hiring for a dedicated WINTEL Systems Administrator (Platform Manager) to join a busy, professional … team. This is an exciting opportunity to contribute to a critical live service network, supporting a range of hosted applications and ensuring seamless operations. What you'll be doing: * Maintain and support a Windows-based Live Service Network, including hosted applications. * Provide Level 3 support and troubleshooting ...

Senior Network Engineer

Hiring Organisation
Wipro
Location
City of London, London, United Kingdom
Role : Network Engineer Location : London ,UK Responsibilities: Create complex project plans, perform impact analyses solve/work high impact problems/projects, and provide resolutions to restore DDI services Drive Root Cause Analysis (RCA) post restoration of service Design testing approaches, complex processes, reporting streams, and create automation … repetitive tasks Review requirement documents, define hardware requirements and examine and update processes and procedures as necessary for DDI environment Collaborate with network architects, network security and network operations teams to implement best practices for DDI services. Qualifications: Hands on experience in managing/configuring ...