Cyber Security Jobs

• United States
• Remote
• US$140,000 – US$220,000 pa
• Senior

Builds and operates core systems for the Falcon Complete team, designing reliable, scalable services that help security analysts triage and remediate threats at scale. Works in Golang, Python, JavaScript, C++, or Java across microservices, data pipelines, Kafka/Kinesis, Docker and Kubernetes, with on-call rotations. Distributed, asynchronous team spanning the US and UK.

AWS · Azure · GCP +6

• London
• Hybrid
• Senior

Designs, implements and operates a global multi-vendor, multi-cloud and hybrid data center network, covering subnetting, VPC peering, direct connects and hub-spoke topologies. Builds IaC and automation tooling (Ansible, Terraform, Python, Go) in CI/CD pipelines and handles complex production troubleshooting plus on-call rotations.

Ansible · Terraform · Python +7

• London
• Hybrid
• Senior
• Permanent

Client-facing consulting role leading end-to-end security engagements across security architecture, cloud security, DevSecOps, application security and security operations. You'll run workshops, design controls in AWS/Azure/GCP, produce risk-based deliverables and help identify follow-on work, contributing to proposals and account growth.

AWS · Azure · GCP +7

• London
• Hybrid · 3 days in office
• £600 – £750 pd
• Lead
• Contract

Senior advisory role providing expert leadership on cyber risk management, security assurance and governance across large-scale public sector technology programmes. Involves assessing risks, reviewing technical designs and architectures, and embedding secure-by-design principles into cloud and digital transformation work while influencing senior stakeholders.

AWS · SaaS

• Birmingham
• Hybrid
• £600 – £650 pd
• Senior
• Contract

Hands-on contract managing enterprise identity security platforms, optimising Delinea Secret Server and Saviynt IGA, and strengthening privileged access controls. Involves onboarding critical applications, incident response, patching and releases, and working with cloud security engineers across Azure, Entra ID and AWS, including emerging risks around AI and non-human identities.

Delinea Secret Server · Saviynt IGA · Azure +3

• Birkenhead
• £50,000 – £55,000 pa
• Senior
• Permanent

Hands-on senior role owning a marine energy company's IT infrastructure, covering network architecture, security, Linux and AWS administration, DNS, email systems, monitoring, backup and automation. The administrator maintains and improves office, production, lab and remote-access networks, plus disaster recovery and access control, with full training provided.

AWS · Ubuntu · Linux +7

• Manchester
• Hybrid
• £70,000 – £85,000 pa
• Senior

Own AWS infrastructure, CI/CD pipelines and observability for a new fintech platform, reporting to the CTO. Hands-on work spans Terraform IaC, Kubernetes, security controls, incident response and PCI-DSS/FCA compliance, with significant influence over tooling and scaling decisions in an early-stage team.

AWS · Terraform · Docker +1

• United Kingdom
• Remote
• £550 – £600 pd
• Senior
• Contract

Hands-on engineering role deploying, configuring and troubleshooting Prisma Access, DLP, CASB and SSPM within a large enterprise SASE and cloud security transformation. You act as a trusted technical adviser, handling escalations, root cause analysis and data protection policy work alongside cybersecurity, networking and cloud teams.

Prisma Access · GlobalProtect · Palo Alto Networks +3

• London
• Senior
• Permanent

Builds greenfield security software that automates pentest workflows and surfaces critical security details about every Amazon application. Works with local and international security teams on scalable, mission-critical systems, rapidly prototyping tools that reduce manual security processes and protect customer data across Amazon's ecosystem.

AWS

• London
• Permanent

Lead the design of physical security elements such as cameras, access control, intrusion detection, fences and gates for data centre projects, producing construction drawings and specifications in Revit and CAD. Coordinate security requirements across architectural, mechanical, electrical, civil and IT disciplines, and act as subject matter expert reviewing third-party and in-house design deliverables. Manage multiple fast-paced projects with travel up to 25%.

Bluebeam · Revit · AutoCAD +1

• Farnborough
• Hybrid · 2 days in office
• £70,000 – £80,000 pa
• Senior
• Permanent

Hands-on detection engineering role designing, testing and deploying detection content across Microsoft Sentinel and Splunk, writing KQL and SPL logic, tuning alerts to cut false positives and onboarding log sources from cloud, identity and network telemetry. Works closely with SOC, Threat Intelligence and Security Architecture teams in a live SOC environment.

Microsoft Sentinel · Splunk · Logic Apps +2

• Bristol
• £40,704 – £59,390 pa
• Senior
• Permanent

Conducts novel academic and high-TRL research into agentic AI security assurance for autonomous network management, characterising threat landscapes, running adversarial testing, and building runtime decision validation and dynamic trust scoring. Develops automated mitigation such as rollback and agent isolation, with experimental evaluation on a partner's agentic AI platform and the JOINER national open-networks testbed.

O-RAN · 3GPP · ETSI +2

• London
• Hybrid · 1–2 days in office
• £75,000 – £90,000 pa
• Senior
• Permanent

Design, build and operate secure AWS platforms using Terraform, Kubernetes/EKS and CI/CD for public and private sector clients. You will own technical delivery in your area, create reusable modules and deployment patterns, and mentor less experienced engineers within multi-disciplinary consulting teams.

AWS · Terraform · Kubernetes +7

• London
• Hybrid · 2 days in office
• £75,000 – £125,000 pa
• Director

A senior, hands-on individual-contributor role setting information security direction for an international organisation, reporting to the Global Head of Technology. You will define standards and proportionate controls, challenge network, infrastructure and cloud configurations, and provide oversight of vulnerability management, monitoring and incident response, with no security team to manage.

Microsoft 365 · Azure · NIST CSF +3

• London
• On-site
• Lead · manages people
• Permanent

Lead product cybersecurity assurance across the HMND 01 humanoid robot platforms, defining security requirements, threat modelling and risk artefacts for safety-critical electromechanical systems. Own TARA, security management plans and remediation actions, drive compliance with IEC 62443, the EU Machinery Regulation and the Cyber Resilience Act, and build a PSIRT process while guiding a cross-functional security team.

CAN bus · Ethernet · KinetIQ +4