Cyber Security Jobs

68 jobs for “Government Security”

Results

Amazon · Public

Security Engineer I, AWS Security Incident Response

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  • Manchester
  • Entry level
  • Permanent

Monitors networks and systems for threats, triages security alerts and documents suspicious activity, working with partner teams on daily threat detection and incident response across AWS technologies at scale. Involves security automation, tracking detective controls like GuardDuty, CrowdStrike Falcon and Wiz Defend, and periodic on-call including weekends.

AWS · Amazon GuardDuty · CrowdStrike Falcon +1

Clearance required 2 months ago

Amazon · Public

Senior Security Engineer, AWS Security Verification & Validation Team

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  • Virtual Location - Uk
  • Senior
  • Permanent

Leads complex security testing engagements end-to-end across interconnected AWS microservice architectures, performing penetration testing and AI-augmented source code review. Investigates high-consequence risk hypotheses to documented conclusions, builds reusable mechanisms like fuzzers and detection rules, and mentors engineers while setting the team's peer-review bar.

AWS · Agentic AI

Last month
HAYS Specialist Recruitment logo

HAYS Specialist Recruitment · 1001–5000 people · Public

IT Security & Infrastructure Engineer

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  • Stoke-on-Trent
  • On-site
  • £42,000 – £45,000 pa
  • Senior

Hands-on role combining cyber-security and infrastructure engineering, reporting to the Head of IT. You'll monitor and respond to threats, manage identity and access, endpoint protection, patching, backups and disaster recovery, while supporting Microsoft 365, Azure, Windows Server, Active Directory, VMware, networking and firewalls. The position is based on site five days a week and includes mentoring the wider IT team.

Microsoft 365 · Azure · Windows Server +2

5 days ago

Copello

Security & Facilities Lead

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  • Solihull
  • Hybrid · 3 days in office
  • £80,000 – £100,000 pa
  • Lead · manages people

Leads physical security, secure data centre operations, personnel security and facilities management across a security-sensitive estate, heading a small team of security and estates professionals. Involves security design, access control, risk assessments, incident investigations, contractor and building project oversight, plus occasional out-of-hours incident response. Requires DV clearance or eligibility and at least three days per week on site.

DV clearance 2 weeks ago

Exceed Cyber limited

Security Operations Implementation Consultant

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  • London
  • Hybrid · 1 day in office
  • £800 – £900 pd
  • Senior
  • Contract

Translate high-level SecOps transition strategies into detailed, low-level implementation plans across security engineering, threat and vulnerability management and security testing. Define operational readiness criteria, phase-gate checklists and multi-year delivery roadmaps, coordinating dependencies with architecture, GRC and technical SMEs. Requires active SC clearance and UK Government or regulated-environment experience.

SIEM · IAM · PAM +1

SC clearance 3 weeks ago

QinetiQ

Cyber Security Consultant

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  • 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

SC clearance Last month

Appcast Enterprise

Cyber Security Engineer

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  • Farnborough
  • Hybrid
  • Mid-level
  • Permanent

Protects a critical defence IT application and infrastructure by running vulnerability scans, managing endpoint security, responding to incidents and hardening systems. Works with frameworks such as Government Functional Standard 007 and standards like CIS, STIG and NIST, leading security implementation and assurance on a major UK government programme.

CIS · STIG · NIST +2

Clearance required Last month

CBSbutler Holdings Limited trading as CBSbutler

Security Assurance Coordinator - SC Cleared

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  • Corsham
  • Hybrid
  • £56 – £600 pd
  • Mid-level
  • Contract

Coordinate security governance, risk management and compliance across MOD OpNET environments, ensuring systems meet Secure by Design and JSP 440/604 requirements. Conduct NIST-based risk assessments, produce assurance evidence and SyOPs, and coordinate CHECK penetration testing and remediation. Chair Security Working Groups and support security architects and engineers on a critical Defence programme.

NIST 800 · JSP 440 · JSP 604 +4

SC clearance Last week

Harrington Boyd

Security Architect - Consultant / Senior Consultant

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  • London
  • Hybrid · 2 days in office
  • £52,000 – £74,000 pa
  • Senior
  • Permanent

Designs and shapes security solutions across complex technology transformation programmes for public and private sector clients, translating business and security requirements into practical architectures and technical designs. Covers cloud, infrastructure, networks, applications and enterprise security, with threat modelling and Secure by Design applied throughout the lifecycle. Works directly with clients, solution architects and engineers rather than focusing on governance or BAU security.

AWS · Azure · GCP +7

SC clearance Last month

LASE (University of Greenwich)

Research Fellow in Cyber Security and Privacy

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  • London
  • £38,784 – £44,746 pa
  • Mid-level
  • Contract

Fixed-term research post within the Centre for Sustainable Cyber Security, an NCSC-recognised Academic Centre of Excellence, working on the EU-funded GANNDALF project. The role involves studying and addressing the privacy-explainability trade-off in explainable AI for cyber crime investigations, including agency-to-agency data sharing, a decision-support toolbox, and pilot implementations and evaluations. Requires a PhD in computer science and a strong publication record in privacy-enhancing technologies or explainable AI.

3 weeks ago

QinetiQ

Naimuri - Information Security Officer

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  • Manchester
  • Hybrid · 3 days in office
  • Mid-level
  • Permanent

Bridges compliance and hands-on technical security, managing ISO 27001 and Cyber Essentials Plus frameworks, running internal audits and third-party risk assessments. Also hardens AWS/Azure cloud environments, runs vulnerability scans and remediation, and supports incident response and identity/access management. Reports to the Head of Security in a Salford-based team.

AWS · Azure · GCP +4

Last month

Appcast Enterprise

Senior Cyber Security Engineer

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  • Farnborough
  • Hybrid
  • Senior
  • Permanent

Lead protective and information security engineering on a critical MOD programme, shaping secure designs, assuring controls, and managing vulnerabilities across infrastructure, endpoints, identity and AWS cloud. Combines hands-on hardening, incident response leadership and ST&V with governance, reporting and mentoring, working largely autonomously on-site in Farnborough with some remote work.

AWS

DV clearance Today

Palo Alto Networks

Solutions Consultant - Public Sector - Central Government

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  • London
  • Remote
  • Mid-level

Customer-facing pre-sales role in the Central Government team, translating complex cybersecurity solutions into strategic business value. You lead discovery, technical validation, demos and workshops across the PANW portfolio, working with Systems Integrators and internal specialist teams to drive adoption and value realisation.

Palo Alto Networks · SASE · SaaS +2

6 days ago

Cloudflare

Senior Systems Engineer - Application Security

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  • 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

2 weeks ago

Cloudflare

Software Engineer, Security Rules

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  • London
  • €54,000 – €75,000 pa
  • Mid-level

Join the Security Rules team to design, build and operate microservices behind Cloudflare's Application Security products such as Rate Limiting and Web Application Firewall. Work mainly in Rust and Go across distributed systems, databases, Docker and Kubernetes, with on-call duties and mentoring responsibilities.

Rust · Go · Docker +7

2 weeks ago

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