1 to 25 of 35 Security Hardening Jobs in England

Senior Security Engineer (Enterprise Security)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
hiring a Senior Security Engineer to lead and raise the bar for enterprise security at Spotify. In this role, you'll be hands‐on across core security domains, IAM, endpoint management, networking, and shaping how we secure an increasingly AI‐enabled enterprise. You'll build tooling … across IT, infrastructure, legal, and beyond to keep Spotify moving fast without compromising on security. The ideal candidate brings solid professional experience in enterprise security, strong technical foundations, and a genuine comfort with AI, both as a tool to augment their own work and as a surface area ...

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 ...

Site Reliability Engineer (SRE) / Platform Engineer

Hiring Organisation
Adecco
Location
City of London, London, United Kingdom
Employment Type
Contract
securing, and operating cloud-native platforms that support innovative AI-driven applications. This is a key role focused on cloud infrastructure development, platform reliability, security hardening, and operational excellence . You will work closely with software engineers, platform teams, and technical stakeholders to design, deploy, and maintain resilient … production systems capable of supporting complex and scalable workloads. You will be responsible for the reliability, performance, scalability, and security of cloud-based applications and infrastructure, ensuring services are delivered efficiently and operate effectively in production environments. Key Responsibilities: Design, build, and maintain cloud infrastructure within Google Cloud Platform ...

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 ...

Senior Network Engineer

Hiring Organisation
UST
Location
London Area, United Kingdom
Senior Network Engineer – Cloud, Security & Infrastructure Location: London (Hybrid) Employment Type: Permanent/Fixed-Term Contract Start Date: ASAP Build, Secure and Transform Enterprise Networks We're seeking a highly skilled Senior Network Engineer to join a growing technology team responsible for designing, securing, and optimizing enterprise and cloud … network infrastructure across a complex, global environment. This is an opportunity to lead the delivery of modern networking and security solutions, working across cloud platforms, next-generation firewalls, automation technologies, and compliance initiatives. You'll play a critical role in ensuring our network infrastructure remains secure, resilient, scalable ...

Technical Program Manager, AI Delivery for Public Sector & Defence, UK

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Cohere is the leading security-first enterprise AI company. We build cutting-edge foundation AI models and end-to-end products that are designed to solve real-world business problems. We’re training and deploying frontier models for enterprises who are building AI systems. We believe that our work … bridge between our cutting-edge AI capabilities and the specific needs of UK Government and defence organisations. You'll navigate complex procurement processes, stringent security requirements, data sovereignty concerns, and regulatory compliance while ensuring our customers successfully deploy and scale our AI solutions. In this role, you'll collaborate ...

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 ...

Vice President, Head of Messaging & Collaboration

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
core infrastructure and end-user technology function.DES is responsible for delivering secure, resilient and scalable technology capabilities across the enterprise, including Infrastructure, Cloud, Network, Security Operations, Service Management and Digital Workplace services. Within DES, the Client Services function is responsible for delivering modern workplace technologies that enable secure communication … over 6,000 users across more than 15 EMEA locations. The team is responsible for enterprise messaging, Microsoft 365 collaboration services, Teams Telephony, email security, compliance and collaboration technologies that underpin the organisation’s digital workplace.The Head of Messaging & Collaboration plays a critical leadership role in defining the future ...

Senior Infrastructure Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
enhance networking technologies including routing, switching, firewalls, VPNs, and load balancing. Manage virtualization and container platforms including VMware, Proxmox, Docker, and Kubernetes. Lead infrastructure security initiatives including patching, vulnerability remediation, and platform hardening. Deliver infrastructure projects from design through implementation. Contribute to technology strategy, platform architecture, and continuous improvement … initiatives. Strong Linux administration and engineering experience in production environments. Platform design and implementation OS lifecycle management Performance tuning and troubleshooting Security hardening Automation and orchestration using Ansible or similar tools Scripting with Bash, Python, or equivalent languages Infrastructure as Code and configuration management practices Solid networking knowledge ...

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 ...

Infrastructure Manager

Hiring Organisation
Alder Hey Children's NHS Foundation Trust
Location
Liverpool, L12 2AP, United Kingdom
Salary
£49387.00 to £56515.00
evolution of our on-premise and cloud platforms in a fast-paced, mission-driven environment. Lead and manage enterprise infrastructure services, ensuring high availability, security and performance Act as senior escalation point for complex technical incidents and root cause analysis Drive hybrid cloud delivery across on-premise and Azure … leading the day-to-day operation, support and continuous improvement of the Trust's enterprise infrastructure, ensuring high levels of availability, resilience and security across on-premise and cloud platforms. The role provides senior technical leadership, acting as the escalation point for complex infrastructure incidents, overseeing root cause analysis ...

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 ...

IT Infrastructure Solutions Architect

Hiring Organisation
Jobleads-UK
Location
Cambridge, England, United Kingdom
readiness patterns.* Define hybrid cloud architecture and operating model across Azure and AWS (connectivity, identity/access concepts, monitoring/logging, backup/security baselines).* VDI/RDS architecture and standards: define operationally supportable architectures and standards for Omnissa Horizon, Workspace ONE, and Microsoft RDS (availability, scalability, security … enterprise image/template strategy, including repeatable build pipelines with Packer, template/content distribution using VMware Content Library, validation gates, versioning, rollback, and security hardening baselines.* Lead solution design and implementation for major infrastructure programmes, migrations, and technology refresh initiatives, ensuring designs are scalable, secure, cost-effective ...

IT Infrastructure Solutions Architect

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
readiness patterns.* Define hybrid cloud architecture and operating model across Azure and AWS (connectivity, identity/access concepts, monitoring/logging, backup/security baselines).* VDI/RDS architecture and standards: define operationally supportable architectures and standards for Omnissa Horizon, Workspace ONE, and Microsoft RDS (availability, scalability, security … enterprise image/template strategy, including repeatable build pipelines with Packer, template/content distribution using VMware Content Library, validation gates, versioning, rollback, and security hardening baselines.* Lead solution design and implementation for major infrastructure programmes, migrations, and technology refresh initiatives, ensuring designs are scalable, secure, cost-effective ...

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 ...