Latest Network Security Jobs

Lead Cyber Security Monitoring

This role involves leading cyber security monitoring within DVSA's Security Operations Centre, focusing on rapid detection, investigation, and response to security incidents. The lead will conduct threat hunting, manage SOC processes, perform post-incident reviews, and mentor analysts. Collaboration with internal teams and external partners is key, alongside improving monitoring capabilities and ensuring compliance with security policies and standards.

DVSA Swansea, United Kingdom £44,241 pa

Sr. Security Researcher

This role involves conducting advanced security research, including vulnerability discovery, reverse engineering, and adversary TTP analysis, using large-scale data collection systems. The researcher will develop automated tools, operate honeypots, and publish findings while collaborating across intelligence teams. A strong background in AI/LLM integration for security workflows and independent research in adversarial techniques is essential.

CrowdStrike Germany

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.

CrowdStrike

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

Infrastructure Engineer / Specialist

This role involves providing expert-level technical support and infrastructure leadership within a complex enterprise environment. The engineer will design, implement, and optimise Microsoft-based systems, including Windows Server, Active Directory, and Microsoft 365 services such as Exchange Online, Azure AD, Teams, and SharePoint. Responsibilities include troubleshooting advanced network issues, managing virtualisation platforms, leading root cause analysis, and ensuring security and compliance across infrastructure services.

IT Talent Solutions Reading, United Kingdom £40,000 – £50,000 pa

Project Leader

Support the delivery of IT infrastructure, network, storage, and security-related projects within a structured, Prince2-led environment. Manage project plans, controls, risks, and stakeholder communication across a portfolio of work for a secure government account. Collaborate with experienced project managers and delivery teams in a hybrid working model based in Salisbury.

Sopra Steria Sp40Aa, United Kingdom £35,000 – £45,000 pa

Senior Software Developer

Design and develop Linux system tools for embedded HSMs, focusing on Python and C programming in a secure, multi-component environment. Work on SELinux applications, network stacks, container interactions, and secure upgrade processes for high-performance hardware. Collaborate on full-system software from device drivers to client-side APIs.

Entrust Cambridge, United Kingdom

Hybrid Permanent Clearance Required

Frontend Software Engineer (JavaScript / TypeScript & React)

Develop and maintain dynamic, accessible user interfaces for a cutting-edge AI-driven cybersecurity platform. Collaborate with cross-functional teams to integrate frontend components with backend systems, optimise performance, and ensure scalability. Work extensively with React, TypeScript, and modern frontend tools within a security-conscious environment.

Darktrace Cambridge, CB2 3BJ, United Kingdom

Hybrid Permanent

Machine Learning Integration Engineer

This role involves integrating and optimizing machine learning models within Darktrace's cybersecurity platform. You'll work closely with machine learning specialists and security researchers to prototype new ideas, improve model performance, and scale solutions across the digital estate. The focus is on deploying innovative AI-driven defenses against unknown cyber threats using Python and ML acceleration frameworks.

Darktrace Cambridge, CB2 3BJ, United Kingdom

Hybrid Permanent

Technical Services Implementation Consultant

This role involves managing end-to-end integration projects for identity verification (IDV) solutions, with a primary focus on networking and secure connectivity delivery. The consultant acts as a technical project lead, coordinating between customers and internal teams to ensure successful onboarding through both network infrastructure and API/SDK integrations. The position emphasizes client-facing coordination, risk management, and cross-functional collaboration within a global security technology environment.

Entrust Cannock Chase, United Kingdom

Hybrid Permanent Flexible

Anaplan Developer

Design and develop Anaplan models for sales and finance planning, including territory, quota, and incentive compensation. Collaborate with stakeholders and IT teams to build scalable, integrated planning systems using Anaplan best practices. Improve performance and governance across multi-model architectures.

Sophos United Kingdom £50,000 – £84,000 pa

Remote Permanent Clearance Required

Senior SOC Analyst / Leeds

This role involves end-to-end investigation of security incidents, proactive threat hunting, and detection engineering within a modern Microsoft security environment. The analyst will monitor cloud, endpoint, identity, and network security events using tools like Microsoft Sentinel and Defender XDR. Responsibilities also include vulnerability management, alert tuning, and contributing to cyber defence strategies across a 24/7 shift pattern with remote night shifts.

Interface Recruitment Leeds, West Yorkshire, United Kingdom £58,600 pa

Hybrid Permanent

Senior SOC Analyst / Bristol

This role involves end-to-end investigation and management of security incidents within a modern Microsoft security environment. The analyst will conduct proactive threat hunting, perform detection engineering, and optimise security tooling using platforms like Microsoft Sentinel and Defender XDR. The position supports vulnerability management, compliance, and cyber defence across cloud, endpoint, identity, and network domains.

Interface Recruitment Bristol, Bristol (county), United Kingdom £58,600 pa

Hybrid Permanent

Systems Administrator - Spacecraft Control Centre

This role involves maintaining and configuring computer systems within a distributed Spacecraft Control Centre, ensuring high availability and seamless integration with ground equipment and networks. The Systems Administrator will lead system upgrades, develop test procedures for software patches, and support fault resolution across a multi-site environment. Expertise in Linux, Cisco networking, and configuration management is essential for operational reliability.

airbus East Cambridgeshire, United Kingdom

Hybrid Permanent Clearance Required

Senior SOC Analyst Level 2

This role involves monitoring, triaging, and investigating real-time security alerts within a high-stakes SOC environment focused on national defence and critical infrastructure. The analyst will use SIEM tools, endpoint and network data to detect and respond to advanced threats, aligning detection strategies with MITRE ATT&CK. The position operates on a 24/7 shift pattern and plays a key role in incident response and threat improvement within a highly secure setting.

Fynity Hemel Hempstead, Hertfordshire, HP1 1EW, United Kingdom £50,000 – £58,000 pa

On-site Permanent Clearance Required