18 of 18 Contract DNS Jobs in London

Skills & Experience Required Proven experience delivering hands-on infrastructure projects within complex enterprise environments. Strong Windows Server engineering skills, including Active Directory, Group Policy, DNS, DHCP, DFS and server migrations. Experience working across VMware and/or Hyper-V virtualised environments. Experience delivering hybrid Microsoft 365 projects involving Entra ...

desktop environments Microsoft Configuration Manager (MECM/ConfigMgr) Microsoft Intune/Endpoint Management Basic networking and infrastructure troubleshooting Experience with SQL Server, Citrix, DNS, Always On VPN, Managed File Transfer (MFT), FTPS/SFTP and enterprise backup solutions would also be beneficial. You’ll be a strong problem solver with ...

Senior Infrastructure Engineer, designing and implementing Hyper-V environments within enterprise infrastructure estates. Strong Windows Server administration skills, including Active Directory, Group Policy, DNS, DHCP and DFS. Experience supporting hybrid Microsoft 365 environments, including Entra ID, Exchange and identity integration. Demonstrable experience planning, testing and documenting disaster recovery and business ...

Senior Infrastructure Engineer, designing and implementing Hyper-V environments within enterprise infrastructure estates. Strong Windows Server administration skills, including Active Directory, Group Policy, DNS, DHCP and DFS. Experience supporting hybrid Microsoft 365 environments, including Entra ID, Exchange and identity integration. Demonstrable experience planning, testing and documenting disaster recovery and business ...

skills. Desirable skills and experience - experience with software development lifecycles. - Technical assurance and task management. - Client interaction and communications management. Active Directory (ADDS). DNS and network routing. IPSEC/cryptography. PKI and certificate management. Cisco IOS. Docker. Jira, including custom plugins. RSA. VMware. MySQL and MongoDB. ELK Stack. Networks ...

Security Monitoring & Telemetry; Infrastructure & Security Automation; APIs & Scripting; Infrastructure as Code; Cloud & Hybrid Infrastructure Security; Security Incident Investigation & Response Networking Knowledge: TCP/IP; DNS; Routing; Firewalls & ACLs; Load Balancing & Reverse Proxies; Network Segmentation; East-West & North-South Traffic; Application Communication Flows; Cloud Networking; Network Telemetry & Packet-Level Investigation. Automation ...

Post-Incident Review: Reviewing incidents for causes and solutions helps improve future incident management practices. Essential : ITILv4 Foundation Linux NIFI Desirable : Active Directory (ADDS) DNS Newtwork Routing IPSEC/Crypto PKI (Certificate management) Cisco IOS Docker Jira (Custom Plugins) RSA VMWare MySQL Mongo ELK Stack Networks and Infrastructure ...

Azure App Service administration and troubleshooting. Microsoft Entra ID, Managed Identities and RBAC. Application and API security within regulated or secure environments. Azure networking, DNS, certificates and connectivity management. Production-grade CI/CD implementation. Python development and REST API integration. Git-based development and infrastructure management. Logging, monitoring, secrets ...

enterprise landing zone capabilities, preferably using AWS Landing Zone Accelerator (LZA). Design AWS networking solutions including VPCs, Transit Gateway, Direct Connect, VPN, routing, DNS, firewalls, private connectivity, and network segmentation. Work with AWS Organizations, Control Tower, IAM, SCPs, security services, logging, and compliance controls. Integrate infrastructure automation with ...

infrastructure SaaS services, including identity-aware routing, secure egress, and performance optimisation. Define internet hosting patterns covering DMZs, ingress/egress, load balancing, DNS, CDN integration, and secure access. Market Data & Low-Latency Platforms Architect, optimise, and support market data hosting environments including: Bloomberg, Reuters, and other exchange/data ...

Administer and support Windows Server environments across physical, virtual and Azure platforms. Support and maintain Azure Local solutions. Manage Active Directory, PKI, Group Policy, DNS and DHCP services. Perform server provisioning, patching, upgrades and lifecycle management. Work with Microsoft System Center technologies including Virtual Machine Manager, Configuration Manager, Operations Manager … with security, governance and audit requirements. Support disaster recovery and business continuity activities. Key Technologies Windows Server Microsoft Azure Azure Local Active Directory PKI DNS DHCP Group Policy Microsoft System Center Suite VMware Hyper-V Dell PowerStore Brocade SAN Switches Dell VNX What you'll need to succeed Essential skills ...

scalable network platforms across AWS, Google Cloud and on-premise environments. You will design and automate multi-cloud and hybrid connectivity, including routing, segmentation, DNS, load balancing, API gateways and private connectivity. Working to a 'you build it, you run it' model, you will own service reliability, monitoring, incident response … Deployment Manager (GCP). Create reusable modules and blueprints for standardized network deployments Advanced Network Services : Configure and manage critical network services including DNS (Route 53, Cloud DNS), Load Balancing (ALB, NLB, Cloud Load Balancing), API Gateways, and Content Delivery Networks (CDNs) Network Automation & Orchestration: Automate the provisioning, configuration ...

Role Overview: Identity & Application Integration Engineer will be responsible for the end-to-end migration and remediation of applications impacted by identity, directory, domain, DNS, certificate, or Single Sign-On (SSO) changes as part of the merger programme. Identity & Application Integration Engineer will act as the technical owner for assigned … applications, taking responsibility for understanding application architecture, authentication methods, permission models, DNS dependencies, certificate requirements, vendor relationships, and business impacts to support successful migration and remediation activities. Required Technical Skills: * Enterprise applications integrated with Active Directory or Microsoft Entra ID * Application authentication, authorisation, and access control models * Single Sign ...

responsible for the administration, support, security and continuous improvement of the organisation's identity infrastructure estate. This role focuses on Active Directory, PKI, DNS, Group Policy and authentication services, while also providing L2/L3 operational support across wider identity platforms. Key responsibilities Active Directory Infrastructure Administer and maintain enterprise … Active Directory forests, domains and domain controllers. Manage Active Directory Sites and Services, replication topology, trusts and directory infrastructure. Maintain AD-integrated DNS and authentication services. Design, implement and support Group Policy architecture. Support Active Directory backup, recovery, disaster recovery and business continuity processes. Monitor platform health, security, performance ...

security of critical enterprise systems. Required Skills & Experience Proven experience as a Network Security Architect within large-scale enterprise environments. Strong expertise in: DNS architecture and security Next-generation firewalls (Palo Alto, Check Point, Fortinet, Cisco Firepower or similar) Network segmentation and micro-segmentation Secure remote access and VPN technologies … CCIE Security Palo Alto PCNSE Azure Security Engineer Associate AWS Security Specialty If you are an experienced Network Security Architect with strong expertise across DNS, firewall technologies, cloud security, and enterprise network architecture, we'd love to hear from you. ...

incident response and production support, not a project/build role. You'll be the technical SME for DDI/DNS and load balancing infrastructure, owning incidents through to resolution and keeping the environment running. BlueCat is essential - candidates without hands-on BlueCat experience will not be considered for this …/week, 40 hours, rota covering 07:00-18:00 What You'll Be Doing BAU operational support and incident triage for BlueCat DDI (DNS, DHCP, IPAM - on-prem and Cloud Resolver), F5 (LTM/GTM/APM), and VMware Advanced Load Balancer (Avi) Acting as the technical escalation point ...

Azure migration and ongoing platform hardening, in a regulated and secure environment. Key Responsibilities Complete the remaining tenant migration work, including infrastructure alignment, DNS and environment configuration. Prepare the platform for its next Azure migration phase, covering infrastructure readiness, networking, environment alignment and pipeline updates. Set up and manage … failover, static fallback pages and Front Door routing during outages. Deliver outstanding platform hardening and act on penetration testing findings. Manage IAM, deployment permissions, DNS records and user offboarding within the subscription. Produce clear infrastructure documentation in line with governance controls. Essential Experience Strong hands-on Microsoft Azure experience, including ...

Senior Linux & Infrastructure Automation Engineer Location: (Canary Wharf/Hybrid-3 days in a week) Type: Contract (Inside IR 35) The Role in Brief We are looking for a Senior Linux System Administrator who thrives ...