2,336 Network Engineering jobs in the United Kingdom

• Lead the strategic planning, design, and deployment of 5G network infrastructure.
• Develop and implement network architecture standards and best practices.
• Oversee project management for network deployment initiatives, ensuring timely and budget-compliant delivery.
• Manage and mentor a team of network engineers, fostering technical growth and high performance.
• Ensure network capacity, scalability, reliability, and security.
• Manage vendor relationships and procurement processes for network equipment and services.
• Collaborate with internal and external stakeholders to align network strategies with business objectives.
• Monitor network performance and implement optimisation strategies.
• Stay current with emerging telecommunications technologies and industry trends.
• Champion a culture of innovation and continuous improvement within the engineering team.

Network Security Engineer - SC Cleared (or Eligible) - £550 per day - Inside IR35 - Remote - 12 Months initial contract

We are currently working with a leading client in the zero carbon energy sector who are looking to bring on board an experienced Security Engineer to join their security implementation and engineering delivery team.

This is a fantastic opportunity to work on large-scale, business-critical projects in a highly regulated environment.

The Role - 

As part of the security engineering team, you'll be:

• Delivering on the security portfolio, with a focus on SASE and firewall estates.
• Working within a SAFe Agile framework, participating in sprints and stand-ups.
• Managing and tracking workloads via Jira.
• Triaging customer requirements into actionable deliverables.
• Acting as an escalation engineer for the Security Support Team.
• Supporting and mentoring junior engineers.
• Producing documentation and knowledge base material, as well as delivering knowledge transfer sessions.
• Occasionally supporting out-of-hours work.

Technical Skills We're Looking For -

My client is looking for demonstrable experience in as many of the following as possible:

• Enterprise firewalls: Palo Alto (PAN) & Fortinet.
• Management platforms: Panorama, SCM, FortiManager, FortiAnalyzer.
• SASE products/services.
• Load balancers & application delivery - primarily F5.
• Vulnerability & exposure management (e.g. Tenable).
• Email security gateways and hygiene solutions (Mimecast).
• Network routing, switching, access policy administration.
• AWS and Azure security knowledge.
• Documentation: HLDs, LLDs, Security Designs, Risk Assessments, Network Diagrams.

Soft Skills & Background

• Strong stakeholder management and customer-facing skills.
• Ability to work independently and as part of a collaborative team.
• Agile/SAFe delivery experience.
• Background in security operations, compliance, risk, or governance.
• Experience working with an MSSP - desirable.
• Exposure to highly regulated industries - Financial Services experience a strong plus.

Clearance

• SC Clearance (or eligibility to obtain) is required for this role.
• Candidates with current active SC will be prioritised.

Why Apply?

This is an excellent chance to join a forward-thinking organisation investing heavily in their security landscape. You'll be working on enterprise-grade solutions, contributing to critical infrastructure, and expanding your skillset across cloud, network, and security domains.

• Strong background in network and infrastructure security.
• Experience performing penetration testing, configuration reviews, and API testing.
• Knowledge of “classic” CHECK-style testing methodologies.
• CREST, CSTL or CTL certification (Team Member or Team Leader level).
• Ability to deliver high-quality reports and communicate technical findings clearly.
• Hands-on experience across infrastructure, networking, and external testing.

• Experience working within CHECK or other accredited testing schemes.
• Strong understanding of secure network architecture and hardening practices.
• Previous consultancy or project-based testing experience.

• Outside IR35
• West London (on-site presence required for majority of testing)
• 0-hours contract – project-based work, phase by phase
• Initial phase focused on network testing, with further phases planned into next year
• Day Rate: Competitive
• Start: ASAP
• 1-Stage Interview Process with consultancy SME
  

• Design, implement, and manage network security solutions, including firewalls, VPNs, intrusion detection/prevention systems (IDS/IPS), and endpoint security.
• Monitor network traffic for security breaches and suspicious activities, responding promptly to incidents.
• Conduct regular vulnerability assessments and penetration testing to identify and address security weaknesses.
• Develop and maintain security policies, procedures, and documentation.
• Collaborate with network operations teams to ensure secure network configurations and deployments.
• Stay current with the latest security threats, trends, and technologies, proactively recommending enhancements to security posture.
• Provide expert guidance on security best practices to internal stakeholders.
• Respond to and investigate security incidents, performing root cause analysis and implementing corrective actions.
• Manage security-related vendor relationships and evaluate new security products and technologies.
• Ensure compliance with relevant security standards and regulations.

• Bachelor's degree in Computer Science, Information Technology, Cybersecurity, or a related field.
• Minimum of 5 years of experience in network security engineering or a similar role.
• Strong understanding of TCP/IP, routing protocols (e.g., BGP, OSPF), and network architecture.
• Hands-on experience with security technologies such as firewalls (Palo Alto, Cisco ASA), VPNs, IDS/IPS, SIEM solutions.
• Knowledge of common cybersecurity frameworks (e.g., NIST, ISO 27001).
• Relevant certifications such as CISSP, CCNA Security, CCNP Security, or similar are highly desirable.
• Excellent problem-solving and analytical skills.
• Strong communication and interpersonal skills, with the ability to explain technical concepts to non-technical audiences.
• Ability to work effectively under pressure and manage multiple priorities.