Latest Network Security Jobs

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Sr. Security Researcher

This role involves conducting advanced security research, including vulnerability discovery, reverse engineering, and adversary TTP analysis. You'll develop automated tools for large-scale data collection, operate honeypots, and publish findings through blogs or conferences. The position emphasizes AI-driven research, collaboration across teams, and rapid response to emerging threats using an AI-first approach.

Senior Cloud Native Security Architect

This role involves leading complex cloud-native security engagements for customers, focusing on designing and implementing solutions in Kubernetes, workload identity, and secrets management environments. The architect acts as a trusted advisor, translating customer needs into secure, pragmatic implementations while mentoring peers and contributing to product strategy. Work spans technical execution, stakeholder collaboration, and cross-functional integration across security, operations, and engineering teams.

Palo Alto Networks United Kingdom
Remote Permanent

Senior Product Engineer

A Senior Product Engineer will work across the full stack to design and build high-quality systems that solve end-to-end product challenges in cybersecurity. You'll collaborate closely with product, design, and engineering teams, driving system design, mentoring others, and shaping engineering practices. The role emphasizes fast iteration, automation, and a customer-first mindset within a cloud-native, Go-based tech stack.

Risk Ledger London, United Kingdom £90,000 – £120,000 pa
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Sales Development Representative

The role involves identifying and qualifying new business opportunities through cold calling, prospecting, and outreach to potential customers. You'll articulate Darktrace's value proposition, book meetings with decision-makers, and support sales campaigns using tools like Salesforce and LinkedIn Sales Navigator. Training in cybersecurity and sales development is provided, with a focus on building relationships and meeting KPIs in a hybrid work environment.

Darktrace Netherlands
Hybrid Permanent
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Senior Software Engineer (Python)

Develop and prototype innovative cybersecurity solutions using AI, focusing on enhancing Darktrace’s threat detection capabilities. Collaborate with cross-functional teams to build and optimize scalable platforms. Work on both rapid prototyping and structured development across network, cloud, and email security domains.

Darktrace Cambridge, CB2 3BJ, United Kingdom

Senior Incident Response Consultant, Rapid Response

Leads high-pressure incident response engagements for organizations affected by cyberattacks, directing forensic investigations and coordinating with customer teams. Produces detailed reports mapped to MITRE ATT&CK, focusing on ransomware and business email compromise (BEC) incidents. Operates in a rapid-response environment with a rotating weekend-heavy schedule to support global customers.

Sophos United Kingdom
Remote Permanent

Incident Response Engineer 2

As an Incident Response Engineer 2, you will perform advanced investigative, forensic, and containment activities during active cyber incidents. You will work with moderate autonomy, support Incident Advisors, and mentor junior analysts to ensure consistent execution and documentation quality.

Sophos United Kingdom
Remote

3rd Line Support engineer

This role involves providing advanced technical support and leading infrastructure projects for a managed IT services provider serving creative industries. The engineer will troubleshoot complex server, network, cloud, and security issues, act as a senior escalation point, and lead client-focused deployments including cloud migrations and security implementations. The position also includes technical mentoring and project leadership within a hybrid-working environment.

Exposed Solutions Lime Street, City And County Of the City Of London, United Kingdom £50,000 – £55,000 pa
Hybrid

Penetration Tester

This role involves conducting comprehensive penetration tests across networks, web and mobile applications, APIs, and cloud environments using both manual and automated techniques. The tester will simulate real-world cyberattacks, identify vulnerabilities, and produce detailed technical and executive reports with actionable remediation advice. A key focus is translating complex security findings for non-technical stakeholders while adhering to strict ethical and compliance standards in a security-cleared context.

SmartSourcing Ltd United Kingdom £60,000 – £80,000 pa
Remote Permanent Clearance Required

2nd Line IT Support Engineer - Manchester

This role involves providing advanced technical support as the primary escalation point for a 1st line team, diagnosing and resolving complex infrastructure and end-user issues across a Microsoft-first environment. The engineer will work hands-on with technologies including Microsoft 365, VMware VDI, Palo Alto, Juniper, and Intune, while supporting network infrastructure, security, and backup systems. The position plays a key part in infrastructure projects, change control, and IT transformation, requiring both deep technical skill and high-quality customer service.

Adria Solutions Manchester, United Kingdom £30,000 – £38,000 pa

IT Field Engineer

The IT Field Engineer role involves providing on-site and remote technical support, troubleshooting, and project delivery for a diverse client portfolio. You will work with a range of technologies, including Microsoft 365, Azure, and networking, while building strong relationships with customers and internal teams.

Nextech Manchester, United Kingdom £30,000 – £32,000 pa

Desktop Support Analyst

This role involves providing first-line support for hardware, software, and network issues, assisting users with technical queries, and maintaining desktop systems and applications. You will also manage IT inventory, collaborate on system upgrades, and ensure security protocols are followed.

Michael Page Business Support Nottinghamshire, United Kingdom £32,000 – £34,000 pa

Technical Manager - Urgent

This role involves leading the technical relationship with strategic suppliers and managed service providers, ensuring adherence to infrastructure and security policies. Responsibilities include guiding global infrastructure and network estates, reviewing supplier changes, and translating business requirements into technical solutions.

eTech Partners London, United Kingdom £65,000 – £70,000 pa

Quantum Algorithm Engineer in UK

This role involves designing and developing cryptographic protocols and quantum algorithms for data security products. You will collaborate with a team of quantum algorithm developers and software developers, working on real-world applications in sectors like defence, telecom, finance, energy, and transport.

QMill London, United Kingdom
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Sr. Analyst, Falcon Complete , GBR)

Conduct real-time monitoring, analysis, and incident response for enterprise clients using advanced threat detection tools and AI-driven platforms. Perform malware analysis, forensic investigations, and remote remediation across Windows, Mac, and Linux environments. Develop security processes, mentor junior analysts, and contribute to thought leadership through technical communication and public speaking.

CrowdStrike United Kingdom
Remote Permanent