Cyber Security Jobs

• London
• Remote
• US$140,000 – US$215,000 pa
• Lead · manages people

Lead a growing engineering team building self-service infrastructure-as-code primitives, architecting large-scale core services, and driving cloud cost optimization across a multi-cloud environment. The role combines people management with hands-on technical direction, setting deployment standards and SRE practices for a platform processing trillions of events daily.

Chef · Puppet · Salt +7

• United Kingdom
• Remote
• Senior

Build and maintain single-page web applications for the Falcon platform and internal tooling used by Falcon Complete analysts, working primarily in React and Ember.js. The role sits in a distributed, remote-first team building cross-tenant software at very high scale, with responsibility for architecture, code review, automated testing and close collaboration with cloud engineers, UX designers and product managers.

React · Ember · Angular +7

• London
• Mid-level

Acts as primary technical responder for premium enterprise customers, autonomously investigating complex threat telemetry and handling live incident response for volumetric DDoS and application-layer attacks. Implements mitigation across OSI Layers 3, 4 and 7 using Cloudflare's security suite, performs packet and traffic flow analysis, and advises customers during active incidents. Requires 24x7 rotating shifts.

Cloudflare · Magic Transit · Magic Firewall +7

• London
• Hybrid · 2 days in office
• Senior

Design, build and operate distributed systems behind Cloudflare's Application Security products (WAF, Page Shield, API Shield) at internet scale, using Go or Rust and devops tooling like Kubernetes and Kafka. The role includes reviewing RFCs and code, on-call shifts, and mentoring other engineers.

Kubernetes · Salt · Kafka +7

• Portsmouth
• On-site
• £50,850 – £56,500 pa
• Mid-level

Advises customers on cyber security vulnerability, risk, audit and compliance, applying NIST and ISO27001 frameworks to risk assessments and security assurance. Supports accreditation, governance and mitigation strategies across government, defence and critical national infrastructure, engaging stakeholders and presenting findings. Based on-site at least three days a week with customer travel required.

NIST · ISO 27001 · MITRE ATT&CK +1

• Malvern, England, United Kingdom
• On-site

Join a team delivering offensive security solutions in real-time operational mission environments, planning and executing advanced red team engagements that simulate real-world attacks. The role involves exploiting vulnerabilities across infrastructure, applications and cloud platforms, bypassing defences such as firewalls, EDRs and IDS/IPS, and developing realistic adversary TTPs. Work is fully on-site at the Malvern facility, focused on defence and national security.

AWS · Azure · GCP +7

• London
• Hybrid
• £50,000 – £55,000 pa

Solutions Engineer – Infrastructure & 3rd Line - HybridLondon | Hybrid Working | Managed IT ServicesOur client is a fast-growing Managed IT Services Provider specialising in the creative industry, supporting more than 5,000 users across 100+ businesses from its London…

• Swansea
• Hybrid · 2 days in office
• £45,000 – £55,000 pa
• Mid-level

Hands-on role taking technical ownership of cyber security across a predominantly Microsoft environment, working with an infrastructure team and external SOC partners. Day to day involves assessing the estate for security gaps, hardening systems, operating Defender/XDR, EDR and Sentinel, managing Entra ID access controls, and responding to incidents and vulnerabilities.

Microsoft Sentinel · SIEM · SOC +3

• Washington
• £50,000 – £60,000 pa

Support and improve business systems, processes, reporting and technology solutions across a growing manufacturing company. Deliver digital transformation initiatives including automation and AI-enabled improvements, while maintaining databases, software applications, dashboards and integrations. Provide user support, training and technical guidance, ensuring systems stay secure and compliant.

Microsoft 365 · SQL Server · Microsoft

• Manchester
• £55,000 – £75,000 pa
• Mid-level

Design, build and maintain CI/CD pipelines in Azure DevOps, automating build, test, deployment and infrastructure provisioning. Manage Azure resources with Terraform, Bicep or ARM templates, support App Services and Function Apps, and integrate testing, code quality and security tooling such as SonarCloud and Snyk. Work closely with developers and stakeholders in a collaborative, flexible team.

Azure DevOps · Azure App Services · Azure Functions +7

• London
• On-site
• £80,000 – £100,000 pa
• Senior
• Permanent

Designs, builds and automates enterprise Red Hat OpenShift 4.x and Kubernetes platforms in a banking environment. Engineers clusters, GitOps delivery with ArgoCD and Helm, and infrastructure automation using Ansible, Terraform and Python, including multi-cluster management with RHACM. Distinct focus on platform development rather than pure administration.

Red Hat OpenShift · Kubernetes · ArgoCD +7

• Manchester
• Hybrid · 3 days in office
• £55,000 – £75,000 pa
• Mid-level

Design, build and maintain CI/CD pipelines in Azure DevOps, automating build, test and deployment processes. Manage Azure infrastructure with Terraform, Bicep or ARM templates, support App Services and Function Apps, and embed security and monitoring tooling such as SonarCloud, Snyk and Azure Monitor. Works closely with developers in a collaborative, flexible team.

Azure DevOps · Azure App Services · Azure Functions +7

• Leicester
• On-site
• £50,000 – £60,000 pa
• Mid-level
• Permanent

First in-house IT role for a growing care group, acting as the intelligent client to an outsourced IT provider. You'll manage SLAs, own Microsoft 365 access and cyber controls, run monthly multi-site health checks, and oversee IT governance and licence spend, reporting directly to the CFO.

Microsoft 365 · VoIP · AI

• London
• Hybrid · 4 days in office
• £500 – £550 pd
• Senior
• Contract

Hands-on contract role managing a broad estate of security tooling across network, email, endpoint and web, plus red team platforms for forensics, threat monitoring and deception. Day to day involves patching, upgrades, policy tuning, troubleshooting, and deploying and integrating new tools, including vendor replacements such as a new web proxy and email gateway. Works within an IT Security team at a financial services organisation, supporting audit and risk activity alongside engineering projects.

Python · Bash · PowerShell +5

• London
• Hybrid · 3 days in office
• £100,000 – £110,000 pa
• Mid-level · manages people

Leads a security operations function within a professional services firm, providing technical leadership across incident response, detection engineering and vulnerability management. Works with infrastructure, risk and third-party SOC providers, managing outsourced security suppliers and embedding security into technology projects. Hybrid role, three days a week in the City of London office.

Microsoft Azure · Entra ID · SIEM +1