22 of 22 Security Hardening Jobs in England

Senior Security Analyst/Security Engineer London (City) | £80,000–£90,000 | PermanentIf you’re the kind of security engineer who can spot an active threat, contain it calmly, and then harden the environment so it doesn’t happen again — this role is built for you.We … hiring a hands-on Senior Security Analyst/Security Engineer to strengthen a Microsoft-centric security posture across detection, response, tooling, and infrastructure hardening. Not a one-lane SOC role. Not governance-heavy. This role blends incident response with security engineering and hardening and ideal ...

M365 Security Consultant (Outside IR35) Day Rate: £550 p/d Contract Length: 3–6 months (initial 3-month engagement with possible extension) Location: Remote – MUST be based in the UK Engagement: Outside IR35 Start: ASAP We are seeking a highly capable, delivery-focused M365 Security Consultant … execute a series of time-boxed security improvement phases across device management, identity, access, and multiple site security. This role is not advisory or architectural only—the contractor must deliver hands-on implementation of security controls aligned to: CIS Critical Security Controls v8 – IG2 CIS Benchmarks NIST ...

client is a leading international financial services organisation seeking a senior Cybersecurity professional to take ownership of information security, cybersecurity and data security across the business. This role acts as the first line of defence within IT and plays a critical part in safeguarding systems, data and infrastructure … controls covering physical infrastructure, operating systems, networks, applications, endpoints, backups and third-party suppliers. The position works closely with Head Office, the Data Centre Security Operations Centre and Internal Audit to implement security frameworks, monitor threats, manage incidents and ensure alignment with UK regulatory and international standards. ...

Graduate Cybersecurity Developer | Cyber Security Engineer | Python | Bristol Location: Bristol/Hybrid (South West) Salary: £25,000 - £30,000 + Benefits Job Type: Permanent, Full Time Sector: Cyber Security, Software Development, IT Security A growing technology organisation is hiring a Graduate Cybersecurity Developer/Graduate Cyber Security Engineer to join a modern security engineering team. This role is ideal for a graduate or early-career technologist looking to build hands-on experience across cyber security, automation, Python development, cloud infrastructure, APIs and incident response. You will work alongside experienced engineers delivering security automation ...

Overview: Manage and support Azure cloud platform operations with a focus on Infrastructure as Code, network operations, and identity management whilst ensuring platform reliability, security, and performance across Azure environments. Key Characteristics: Azure Platform Operations - Extensive hands-on experience managing and supporting Azure environments including Virtual Machines, Azure Storage … automating routine operational tasks across environments hosted in Azure. Networking & SASE Architecture - Solid understanding of Azure networking including Virtual Networks (VNets), subnets, Network Security Groups (NSGs), Application Security Groups, Azure Firewall, route tables, VNet peering, Azure VPN Gateway, ExpressRoute, and Azure Bastion. Knowledge of SASE frameworks with Azure ...

Cyber Security Engineer – Contract (Energy Sector) Rate: Hourly rate + overtime available Contract: Initial 6 months, with strong likelihood of long-term extension (2–3 years) Location: Warrington or Haydock (3–5 days on site) Sector: Energy I'm looking for an OT Cyber Security Engineer to join … working on critical infrastructure projects. This is a hands-on contract role with significant longevity, supporting multiple phases of delivery. Key Responsibilities: Implementing and hardening OT security controls Supporting control system protection, telemetry replacement and SCADA environments Deploying and securing industrial networks. Working closely with automation engineers from ...

Security Engineer 6 Month Contract Essex (Hybrid) £525/day (Inside IR35) AWS Security Engineer needed for a 6 Month Contract in Essex (Hybrid). Active SC Security Clearance preferred. Start asap in Jan/Feb 2026. Hybrid Working - 3-4 days/week remote … global IT and Digital transformation business specialising in delivering large-scale Government projects. Key experience + tasks will include: Must have extensive AWS Cloud Security Engineering expertise. Key Objective: taking ownership of AWS Cloud Security across discovery, design, implementation + large-scale workload migration. The role sits ...

DevOps & Cloud Security Engineer (Contract) Contract Length: 6 months Location: Fully Remote (UK-based) Rate: £900 per day IR35 Status: Inside IR35 Overview We are seeking an experienced DevOps & Cloud Security Engineer to join a high-performing engineering team on a 6-month contract. This role focuses … securing and operating modern, cloud-native, serverless platforms on AWS, with a strong emphasis on threat protection, DDoS mitigation, and security posture management. Key Responsibilities: Design, implement, and maintain secure AWS cloud infrastructure, with a strong focus on serverless architectures Lead and support cloud security hardening, including ...

manner - Your own car and a clean driving licence would be advantageous (costs will be reimbursed) - Degree-level or higher qualification in BSc Cyber Security, BSc Computer Science, BSc Software Engineering, BSc Mathematics, MSc Cyber Security is desirable - Any relevant industry certifications Must be able to demonstrate some … ideally up to Windows Server 2025 and certainly Windows 11, including Active Directory and DNS - Understanding of network topologies including wired/wireless, switching, security and VLANs. - Implementation of networking upgrades desirable - Experience of basic security hardening and penetration testing would be advantageous - Experience of conducting audits ...

looking for a contract Enterprise Network & Security Engineer to build, support, and secure large-scale enterprise network and security platforms across on-prem, data centre, and cloud environments. This is a 3-6 month contract, £500pd, outside IR35, with 2 days a week in Manchester. Ideally you will … based in the North West. Key responsibilities Build, maintain, and support physical and virtual network infrastructure. Administer and support firewalls, switches, and network security tooling. Support BAU operations, incident response, problem management, and change activity. Manage lifecycle, patching, and security hardening of network and security assets. ...

technical professional operating within secure Defence ICT environments, providing 24/7 operational support for mission-critical systems. The role ensures system availability, resilience, security, and rapid incident resolution in line with contractual SLAs and KPIs, combining deep infrastructure expertise with modern automation and monitoring practices to deliver stable … maintain continuous operational service. Key Responsibilities: The successful candidate will be responsible for: Providing 24/7 operational duty support to ensure the availability, security, and performance of Defence ICT systems Acting as a technical first responder for incidents, alerts, and service degradation within secure environments Troubleshooting and maintaining ...

Defence ICT environments, ensuring high availability, resilience, and compliance of critical MOD systems. The Duty Engineer will apply strong technical expertise across networking, virtualisation, security, automation, and Linux systems to maintain and support mission-critical platforms. HSB Technical’s client is an established and well-regarded Defence-focused organisation … secure, high-availability ICT services to the UK MOD. Duties and Responsibilities of the Duty Engineer: • Provide 24/7 operational support ensuring availability, security, and performance of Defence ICT systems • Troubleshoot and maintain LAN, WAN, MPLS, SD-WAN networks, firewalls, and VPN services • Administer Active Directory ...

Citrix Workspace Environment Management (WEM) and FSLogix. Monitor and troubleshoot Citrix infrastructure using Citrix Director, Citrix Studio, and other diagnostic tools. Implement and maintain security controls, including MFA, SSL certificates, and access policies. Collaborate with infrastructure teams (network, storage, cloud, and security) to ensure seamless integration and performance. … . Experience with Microsoft Endpoint Manager (Intune), Azure, and M365 integration. Knowledge of VDI performance monitoring and capacity planning tools. Exposure to Zero Trust, security hardening, and multi-factor authentication in Citrix environments. Familiarity with ITIL processes and change management practices. About you: UK national Location - Flexible, with ...

issues involving Windows Server, Virtualisation, Networking, and Cloud Project Engineering: Lead the end-to-end delivery of infrastructure projects (e.g., server migrations, cloud transitions, security hardening, and site decommissions). Technical Account Management: Build strong relationships with internal or external clients ensuring their technical roadmap aligns with business …/Exchange Online. Virtualisation: Advanced experience with VMware vSphere or Microsoft Hyper-V. Cloud: Proven experience in Azure or AWS (migrations, environment builds, and security). Networking: Strong understanding of wired networking, experience with firewalls (Sophos/Fortinet/Cisco), and VPNs. Wireless Networking: Experience with planning, deployment ...

issues involving Windows Server, Virtualisation, Networking, and Cloud Project Engineering: Lead the end-to-end delivery of infrastructure projects (e.g., server migrations, cloud transitions, security hardening, and site decommissions). Technical Account Management: Build strong relationships with internal or external clients ensuring their technical roadmap aligns with business …/Exchange Online. Virtualisation: Advanced experience with VMware vSphere or Microsoft Hyper-V. Cloud: Proven experience in Azure or AWS (migrations, environment builds, and security). Networking: Strong understanding of wired networking, experience with firewalls (Sophos/Fortinet/Cisco), and VPNs. Wireless Networking: Experience with planning, deployment ...

. ManageKubernetes clusters (EKS/OpenShift), service meshes, and container registries. Implement GitHub Actions/Argo CD pipelines for automated, zero-touch deployments. Lead security hardening efforts usingGuardDuty, CloudWatch, IAM best practices. Set up observability stacks for proactive monitoring and performance tuning. Own backup, disaster recovery for services … edge, you'll find both the technical depth and creative freedom you're looking for here. Required Skills & Experience MOD Security Clearance (or ability to obtain). Commercial experience delivering LangGraph or equivalent agentic AI projects with more than four agents in production. Strong grasp of multi-agent orchestration ...

compliance, patching, and application management, working with technologies including Intune, Autopilot, SCCM and Microsoft 365. You’ll play an active role in improving automation, security, and device lifecycle management, while also supporting infrastructure projects, security hardening initiatives, and acting as a technical escalation point for the Service ...

configuration, compliance, patching, and application management, working with technologies including Intune, Autopilot, SCCM and Microsoft 365. Youll play an active role in improving automation, security, and device lifecycle management, while also supporting infrastructure projects, security hardening initiatives, and acting as a technical escalation point for the Service ...

will document and understand different architectures supporting distributed, real-time systems. You will understand how to administer Linux based environments, including performance tuning and security hardening. You will develop and execute shell scripts for automation and system orchestration. You will understand the systems engineering lifecycle You will understand changes … VMware, Xen, Cloud) Advanced knowledge of scripting language (Shell, Python, Perl, Rust) Knowledge of network time synchronization protocols (PTP, NTP). Experience with IT security best practices and compliance frameworks. Familiarity with real-time operating systems (RTOS) and low-latency architectures. Please note all candidates MUST be eligible ...

will document and understand different architectures supporting distributed, real-time systems. * You will understand how to administer Linux based environments, including performance tuning and security hardening. * You will develop and execute shell scripts for automation and system orchestration. * You will understand the systems engineering lifecycle * You will understand changes … VMware, Xen, Cloud) * Advanced knowledge of scripting language (Shell, Python, Perl, Rust) * Knowledge of network time synchronization protocols (PTP, NTP). * Experience with IT security best practices and compliance frameworks. * Familiarity with real-time operating systems (RTOS) and low-latency architectures. Please note all candidates MUST be eligible ...

will document and understand different architectures supporting distributed, real-time systems. • You will understand how to administer Linux based environments, including performance tuning and security hardening. • You will develop and execute shell scripts for automation and system orchestration. • You will understand the systems engineering lifecycle • You will understand changes … VMware, Xen, Cloud) • Advanced knowledge of scripting language (Shell, Python, Perl, Rust) • Knowledge of network time synchronization protocols (PTP, NTP). • Experience with IT security best practices and compliance frameworks. • Familiarity with real-time operating systems (RTOS) and low-latency architectures. Please note all candidates MUST be eligible ...

will document and understand different architectures supporting distributed, real-time systems. * You will understand how to administer Linux based environments, including performance tuning and security hardening. * You will develop and execute shell scripts for automation and system orchestration. * You will understand the systems engineering lifecycle * You will understand changes … VMware, Xen, Cloud) * Advanced knowledge of scripting language (Shell, Python, Perl, Rust) * Knowledge of network time synchronization protocols (PTP, NTP). * Experience with IT security best practices and compliance frameworks. * Familiarity with real-time operating systems (RTOS) and low-latency architectures. Please note all candidates MUST be eligible ...