1 to 25 of 26 Security Hardening Jobs in England

Networking & Security Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
seeking a hands‐on Infrastructure & Security Engineer with deep expertise across security architecture, server, and network domains. Security is the core priority of this role. The successful candidate will take a leading part in strengthening and evolving the firm's security posture in response … increasingly sophisticated threat landscape, including emerging risks associated with AI. This is a technically demanding role that combines proactive security ownership with infrastructure delivery. The successful candidate will act as a security‐first thinker across everything they touch, from day‐to‐day operations through to strategic infrastructure design ...

Senior Infrastructure Engineer

Hiring Organisation
Circle Recruitment
Location
Milton Keynes, Buckinghamshire, England, United Kingdom
Employment Type
Contractor
Contract Rate
£529 - £629 per day
sites, or the office locations. The contract for this Senior Infrastructure Engineer position is for 6 months, with potential to extend, operating inside IR35. Security Clearance: Developed Vetting (DV Security Clearance) This role is inside IR35 - Due to the service of the role, it will now be based … experience installing and managing Azure Arc -enabled servers. Experience deploying and supporting Azure Monitor Agent (AMA). Experience deploying and supporting XDR/EDR security agents. Strong Windows Server administration skills. Strong Linux server administration skills. Knowledge of Active Directory , DNS, DHCP, and Group Policy. Strong networking fundamentals including ...

Windows Engineer

Hiring Organisation
Peregrine
Location
Luton, Bedfordshire, United Kingdom
Employment Type
Permanent
design, implement, support, and maintain enterprise Windows infrastructure. The successful candidate will be responsible for Windows Server administration, Active Directory services, virtualization platforms, automation, security compliance, and infrastructure modernization projects while ensuring high availability and operational excellence. Key Responsibilities Manage and support enterprise Windows Server environments (Windows Server … Build, configure, maintain, and decommission physical and virtual servers. Administer Active Directory, DNS, DHCP, Group Policy, and related Microsoft technologies. Perform system patching, upgrades, security hardening, and vulnerability remediation. Support virtualization platforms such as VMware and Hyper-V. Develop and maintain automation scripts using PowerShell. Troubleshoot infrastructure incidents ...

windows engineer

Hiring Organisation
Peregrine
Location
London, United Kingdom
Employment Type
Permanent
Salary
£1/annum
design, implement, support, and maintain enterprise Windows infrastructure. The successful candidate will be responsible for Windows Server administration, Active Directory services, virtualization platforms, automation, security compliance, and infrastructure modernization projects while ensuring high availability and operational excellence. Key Responsibilities Manage and support enterprise Windows Server environments (Windows Server … Build, configure, maintain, and decommission physical and virtual servers. Administer Active Directory, DNS, DHCP, Group Policy, and related Microsoft technologies. Perform system patching, upgrades, security hardening, and vulnerability remediation. Support virtualization platforms such as VMware and Hyper-V. Develop and maintain automation scripts using PowerShell. Troubleshoot infrastructure incidents ...

Fortinet Network Engineer

Hiring Organisation
VIQU IT Recruitment
Location
Birmingham, West Midlands, United Kingdom
Employment Type
Permanent
Salary
£55,000
Fortinet Network Security Engineer Permanent Remote/UK Travel Are you an experienced Fortinet Network Security Engineer looking to join a rapidly growing consultancy delivering complex infrastructure and security projects? This is an exciting opportunity to work alongside highly experienced engineers, leading the design, implementation and support … enterprise-grade Fortinet environments for a diverse client base, including secure and highly regulated organisations. As a Fortinet Network Security Engineer, you'll work on a mixture of remote and customer-site projects, taking ownership of solutions from design through to delivery while influencing technical decisions and supporting continuous ...

Senior Network Engineer Cloud, Security & Infra (Architect II - Cloud Infrastructure Services)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Role Description Senior Network Engineer – Cloud, Security & Infrastructure Location: London (Hybrid) Employment Type: Permanent/Fixed-Term Contract Start Date: ASAP Build, Secure and Transform Enterprise Networks What You'll Be Doing: Network & Cloud Infrastructure Design, implement, and support enterprise and cloud networking solutions across AWS, Azure, and GCP. … Load Balancers (LTM, GTM, ASM) to deliver high availability and performance. Manage Infoblox DNS, DHCP, and IPAM services to support efficient network operations. Security, Compliance & Risk Management Configure and manage security policies across Palo Alto, Check Point, Cisco ASA, and ForeScout platforms. Support the implementation of Zero Trust ...

Infrastructure Engineer - Manchester - National Security West

Hiring Organisation
Hackajob Ltd
Location
Manchester, North West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£70,000
specialists whose diversity of expertise enables us to deliver secure, high quality engineering solutions across complex environments. This role spans Linux, Windows, hardware, security, cloud technologies, and automation. You will contribute to the design, deployment, support, and improvement of enterprise grade infrastructure platforms that form the backbone of mission … Kickstart, PXE, and cloud init for cloud image builds. General Linux skills including shell scripting and automation. Server patching, lifecycle management, and performance optimisation. Security hardening experience (CIS benchmarks, SELinux, OpenSCAP). Familiarity with Puppet/Foreman for configuration management and an interest in migrating to Ansible ...

Infrastructure Engineer - Gloucester - National Security West

Hiring Organisation
Hackajob Ltd
Location
Gloucester, Gloucestershire, South West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£75,000
specialists whose diversity of expertise enables us to deliver secure, high quality engineering solutions across complex environments. This role spans Linux, Windows, hardware, security, cloud technologies, and automation. You will contribute to the design, deployment, support, and improvement of enterprise grade infrastructure platforms that form the backbone of mission … Kickstart, PXE, and cloud init for cloud image builds. General Linux skills including shell scripting and automation. Server patching, lifecycle management, and performance optimisation. Security hardening experience (CIS benchmarks, SELinux, OpenSCAP). Familiarity with Puppet/Foreman for configuration management and an interest in migrating to Ansible ...

Principal Cloud Engineer

Hiring Organisation
Jobleads-UK
Location
Nottingham, England, United Kingdom
modules for Azure core services and enforce IaC standards across providers. Deploy and manage AKS clusters with GitOps, implement Istio service mesh, lead CIS security hardening, and create centralised Helm charts for consistency. Design networking architecture including hub VNets, Azure Firewall policies, and DNS configurations with thorough documentation. … Implement Identity and Security measures including PIM, RBAC, CI/CD credential management, container security, and compliance preparation. Modernise CI/CD with reusable workflows, template repositories, provider‐agnostic tooling, automated versioning, and integrated security scanning. Set up observability with Loki, Grafana Alloy, and tracing; integrate FinOps ...

Senior IT Infrastructure Engineer

Hiring Organisation
Pure 4 Recruitment Limited
Location
Swinton, Manchester, Lancashire, England, United Kingdom
Employment Type
Full-Time
Salary
£40,000 - £50,000 per annum
priorities and technologies while maintaining clear documentation and excellent communication. Key Responsibilities Act as a senior escalation point for complex infrastructure, cloud, networking and security incidents. Take ownership of high-priority technical issues through to resolution. Conduct root cause analysis and implement measures to prevent recurring incidents. Design, plan … maintain accurate technical documentation, project records and client configurations. Provide technical guidance and mentoring to junior and intermediate engineers. Contribute to technical standards, security improvements and operational best practice. Communicate clearly with clients, colleagues, suppliers and other stakeholders. Core Technical Competencies Cloud and Infrastructure Expert knowledge of Microsoft ...

Server Engineer

Hiring Organisation
VIQU IT
Location
London, Vintry, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £600/day Inside IR35
Responsibilities Build, configure, deploy, maintain, and decommission both physical and virtual Windows Servers. Manage and support enterprise Microsoft Windows Server environments, ensuring high availability, security, and performance. Develop and maintain PowerShell scripts to automate server administration and improve operational efficiency. Administer core Microsoft technologies including Active Directory, DNS, DHCP … Group Policy. Support and maintain VMware vSphere infrastructure (Hyper-V experience also considered). Carry out Windows Server patching, upgrades, security hardening, and vulnerability remediation. Investigate and resolve server and infrastructure incidents, performing root cause analysis where required. Support infrastructure projects including migrations, upgrades, and server refresh activities. ...

Infrastructure Engineer

Hiring Organisation
VIQU IT
Location
London, Holborn, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £600/day Inside IR35
decommission physical and virtual servers as required. Administer core Microsoft technologies including Active Directory, DNS, DHCP, and Group Policy. Perform server patching, upgrades, security hardening, and vulnerability remediation in line with best practice. Support VMware vSphere and/or Microsoft Hyper-V virtualisation platforms and contribute to infrastructure … automation. Hands-on experience supporting VMware vSphere and/or Microsoft Hyper-V. Knowledge of Windows Server patch management, operating system lifecycle management, and security best practices. Experience monitoring, troubleshooting, and maintaining enterprise infrastructure, with strong analytical and problem-solving skills. Familiarity with Microsoft Azure, MECM/SCCM, Intune ...

Infrastructure Engineer

Hiring Organisation
VIQU IT Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£500 - £600 per day
decommission physical and virtual servers as required. Administer core Microsoft technologies including Active Directory, DNS, DHCP, and Group Policy. Perform server patching, upgrades, security hardening, and vulnerability remediation in line with best practice. Support VMware vSphere and/or Microsoft Hyper-V virtualisation platforms and contribute to infrastructure … automation. Hands-on experience supporting VMware vSphere and/or Microsoft Hyper-V. Knowledge of Windows Server patch management, operating system lifecycle management, and security best practices. Experience monitoring, troubleshooting, and maintaining enterprise infrastructure, with strong analytical and problem-solving skills. Familiarity with Microsoft Azure, MECM/SCCM, Intune ...

IT Manager

Hiring Organisation
Ncounter
Location
South East, England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £85,000 per annum
investment. Operating at the forefront of AI and secure technology, the organisation delivers real-world solutions into some of the UK's most security-conscious environments. These are operational systems that make a genuine difference, not research projects or proof-of-concepts. As the business continues to grow across … secure end-user environments. Managing endpoint procurement, deployment and lifecycle management, working closely with suppliers and managed service providers. Driving continual improvements across security, identity, device management and operational resilience. Building strong relationships with technology vendors, ensuring high standards of service while maintaining technical ownership. Acting as a trusted ...

Cassandra Database Engineer - NoSQL

Hiring Organisation
Adecco
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 700 - 745 Daily
Prometheus/Grafana, OpsCenter, or equivalent. Support CQL query development and advice application teams on best-practice access patterns. Collaborate with infrastructure and security teams on hardening, encryption (at rest/in transit) and authentication/authorisation (RBAC) Produce technical documentation including data models, runbooks, and operational procedures. … multi deployments. Strong Linux administration and scripting skills (Bash/Python). Experience working in regulated or financial services environments with awareness of security hardening, encryption (at rest/in transit) and RBAC. Exposure to the Actimize platform, messaging middleware (IBM MQ/IIB, Kafka). Or Oracle ...

End User Computer Engineer

Hiring Organisation
JAM Recruitment Ltd
Location
Guildford, Surrey, South East, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
Up to £67.47 per hour
Secure Windows systems by establishing and enforcing policies, defining, and monitoring access; support and administer firewall and switched network environments in line with IT security policies. Collaborate with the team to develop solutions approved by Architecture and deployed into through-life support. Research problems and issues, gather information from … ESXi, Horizon, App Volumes). Expertise in Windows 10, Windows 11, and VMware Horizon. Strong understanding of Active Directory, DNS, DHCP, etc. Experience in security hardening (CIS benchmarks). Familiarity with automation tools (e.g., PowerShell, Packer). Desirable Skills: Familiarity with Aria Operations (vROPs), LibreNMS. Experience with HashiCorp ...

Oracle Linux KVM Infrastructure Engineer (SC Cleared)

Hiring Organisation
Sanderson Recruitment
Location
Farnborough, Hampshire, South East, United Kingdom
Employment Type
Contract
Contract Rate
Up to £630 per day + Inside IR-35
Virtualization Manager (OLVM) * Own architecture and design across virtualisation platforms, including clusters, hosts and networking * Produce high-quality HLD and LLD documentation covering architecture, security, and operational models * Lead build, configuration, and deployment of KVM/OLVM environments * Define standards across security hardening, patching, monitoring and resilience … Design and implement high availability, disaster recovery, and live migration solutions * Collaborate with infrastructure, security and application teams to ensure integration and supportability * Support governance, assurance and technical design reviews * Drive implementation, migration, and operational readiness planning Key Skills & Experience * Strong hands-on experience with Oracle Linux ...

Lead Infrastructure Engineer SC or DV Cleared

Hiring Organisation
Sanderson Government and Defence
Location
Farnborough, Hampshire, South East, United Kingdom
Employment Type
Contract
VMware environments, working across vSphere, vSAN, HA/DRS, networking and disaster recovery solutions. You'll be responsible for ensuring platform stability, performance, security and scalability, while supporting infrastructure projects from data centre deployments through to operational support. What you'll bring: Strong experience administering VMware vSphere, including ESXi … Experience troubleshooting and optimising VM and host performance. Knowledge of backup and disaster recovery tools such as Veeam, SRM, Zerto or Avamar. Experience implementing security hardening, role-based access controls and compliance standards. Hands-on experience with racking and stacking infrastructure hardware within data centre environments. Desirable: VMware ...

Senior Manager, Databricks Architect, AI&Data, FS

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Databricks environment. Translate business needs into robust data products that support real‐time decision‐making and predictive modelling. Lead performance tuning, cost optimisation, and security hardening of Databricks on Azure. Qualifications A track record of delivering large Databricks data transformations & appropriate Databricks industry certifications A deep understanding ...

DV Cleared - Platform Engineer – Azure | Azure Arc | XDR | Windows & Linux

Hiring Organisation
INTEC SELECT LIMITED
Location
Milton Keynes, Buckinghamshire, England, United Kingdom
Employment Type
Contractor
Contract Rate
£600 - £630 per day
based in Milton Keynes or London on side 3 days per week. This role is centred around deploying and supporting XDR security agents, Azure Arc, Azure Monitor Agent (AMA), and enterprise monitoring solutions, while ensuring secure, reliable platform services across Windows and Linux server estates.Working closely with Infrastructure … Cyber Security teams, you'll play a key role in improving platform visibility, security and operational resilience. Key Responsibilities Deploy and support Azure Arc-enabled servers across Windows and Linux. Install, configure and troubleshoot Azure Monitor Agent (AMA). Deploy, upgrade and maintain XDR/EDR security ...

Technical Support Analyst - Third Line Support - Norwich, UK

Hiring Organisation
Randstad Technologies Recruitment
Location
Norwich, Norfolk, United Kingdom
Employment Type
Contract
Contract Rate
£14.33 - £16.40/hour
infrastructure, identity, and access management. You will be responsible for implementing Microsoft Entra ID MFA, configuring Conditional Access, and driving DSPT compliance and security hardening initiatives. Key Responsibilities: Troubleshoot complex authentication, access, and identity issues. Manage Entra ID policies and collaborate with tech teams for MFA onboarding. Produce ...

3rd Line Support Engineer

Hiring Organisation
Salt
Location
Norfolk, United Kingdom
Employment Type
Contract
Contract Rate
GBP 220 - 226 Daily
Opportunity This role will provide specialist 3rd Line support across Microsoft infrastructure, identity and access management, whilst helping strengthen the organisation's cyber security through Microsoft Entra ID, Multi Factor Authentication and security compliance initiatives. Key Responsibilities Provide 3rd Line support across enterprise infrastructure. Support Microsoft Entra … manage Multi Factor Authentication. Configure Conditional Access policies. Support Identity & Access Management. Troubleshoot authentication and access issues. Work alongside Infrastructure, Applications and Cyber Security teams. Support DSPT compliance activities. Carry out vulnerability remediation and security hardening. Produce technical documentation and operational procedures. Support Windows Server and Microsoft ...

3rd Line Support Engineer

Hiring Organisation
Salt
Location
London, United Kingdom
Employment Type
Contract
Opportunity This role will provide specialist 3rd Line support across Microsoft infrastructure, identity and access management, whilst helping strengthen the organisation's cyber security through Microsoft Entra ID, Multi Factor Authentication and security compliance initiatives. Key Responsibilities Provide 3rd Line support across enterprise infrastructure. Support Microsoft Entra … manage Multi Factor Authentication. Configure Conditional Access policies. Support Identity & Access Management. Troubleshoot authentication and access issues. Work alongside Infrastructure, Applications and Cyber Security teams. Support DSPT compliance activities. Carry out vulnerability remediation and security hardening. Produce technical documentation and operational procedures. Support Windows Server and Microsoft ...

Senior Network Security Architect - SDA & Data Center Revamp

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Zensar Technologies is seeking an experienced Network Security & Infrastructure Architect to lead enterprise network transformation and security hardening. You will assess, design, and implement secure, scalable solutions across data center, hosted, and edge environments. The role focuses on SDA optimization, firewall policy alignment, Check Point replacement, and routing ...

Infrastructure Engineer for maternity cover

Hiring Organisation
Language Matters Recruitment Consultants Ltd
Location
London, United Kingdom
Employment Type
Temporary
Salary
GBP 50,000 Annual
Engineer to join their team in their offices in Canary Wharf. You will be part of a dynamic and friendly team of infrastructure and security engineers, supporting their IT server environment. This is a temporary maternity cover position with an immediate start for an expected duration of 6 months … financial services industry to work for a multinational, professional and renowned bank. Your responsibilities will include, among others: Administering and supporting the server environments. Security hardening. Patch and Vulnerability remediation. Monitoring, Incidents and Operations. Supporting virtualized environments and platforms. About you: In order to succeed, the right applicant will ...