IT Infrastructure & Security Engineer

City of London

Hybrid - 1 day a month in the office

Permanent

Up to £65k plus benefits

A leading professional membership and standards body is seeking an experienced IT Infrastructure & Security Engineer to support and enhance a modern hybrid IT environment. This hands-on role combines infrastructure operations, cybersecurity engineering, disaster recovery readiness, and vendor management.

Key Responsibilities

• Manage and optimise on-prem and cloud infrastructure (Servers, networks, storage, endpoints).
• Support deployments, patching, identity management (AD/Azure AD), and operational automation.
• Oversee backups, disaster recovery, business continuity, and major incident resolution.
• Monitor and respond to SIEM/EDR alerts; conduct vulnerability scanning and remediation.
• Maintain Firewalls, endpoint protection, and security controls; support Cyber Essentials+ compliance.
• Collaborate with IT, Digital Transformation, Data teams, and third-party suppliers.

Skills & Experience

• ITIL Foundation and Microsoft MCSE (or equivalent).
• Strong experience with Azure, Office 365, Active Directory, VMware, Windows Server, SCCM, and PowerShell.
• Solid understanding of networks, hybrid cloud environments, and mobile device management.
• Solid understanding of Cyber Security and its relevant frameworks - Cyber Essentials +, ISO and NIST.
• Strong troubleshooting, documentation, and stakeholder communication skills.
• Proactive, detail-oriented, able to work under pressure and manage multiple priorities.
• Cisco certifications highly desirable.

Why Apply?

• Influence the organisation’s infrastructure and cybersecurity direction.
• Work within a collaborative, forward-thinking environment.
• Opportunities for continuous learning and professional development.
• Hybrid working with occasional travel.

This is an amazing opportunity so please follow the link to apply

Are you a Network Manager, Senior IT Technician or Senior ICT Technician individual working within schools? Are you looking to take the next step in your career into an IT Manager position? Here you ll be joining a fast-growing organisation who supply outsourced IT services to the education sector. You will be working within a school and will be responsible for overseeing the management, installation, maintenance, availability and security of the curriculum and administrative ICT network, including the hardware and software infrastructure of the school s ICT network.

Role: IT Manager aka IT Network Manager, Senior ICT Technician, School IT Support, Network ICT Manager, ICT Manager

Salary: £40k - £44k base plus great benefits

Location: Northolt, West London

You will be responsible for managing school ICT support contracts, technical support, emergency cover etc.

You will be able to demonstrate your background as a Senior ICT Technician within schools and will need a good working knowledge of maintaining ICT hardware and software as well as working knowledge of maintaining networks.

If you thrive delivering consultative support at 2nd/3rd line level, then this is the perfect role for you.

In return, you will enjoy career growth within a close-knit, friendly company who will invest in your personal development and training.

What will you bring to the table?

• Ideally you will have experience working in a school/education environment. You ll have knowledge of switches, virtual and physical server environments and backups. Above all, you ll be friendly and versatile with the ability to communicate on all levels.
• We re looking for specific technical experience with the likes of Windows Server, AD, Hyper-V and cloud technologies such as Office 365/Azure.
• Ideally experience of upgrading a school IT System

Like the sound of this? Apply now to find out more!

Windows Site Reliability Engineer £110K Hybrid LondonOverview:A leading global investment bank is seeking a skilled Windows Site Reliability Engineer to join their London-based Technology team. This is a senior-level leadership role focused on driving platform reliability, automation strategy, and infrastructure modernisation across mission-critical banking systems. This is an excellent opportunity to join an investment banking powerhouse.Role and Responsibilities:

• Lead Platform Engineering and SRE strategy across the organisation
• Build scalable, self-service, and resilient infrastructure platforms
• Drive Infrastructure as Code and CI/CD adoption, automating manual tasks
• Define SLOs and optimise system performance, latency, and scalability
• Lead root cause analysis and remediate technical debt
• Partner with development teams to improve testing, releases, and deployments
• Shape cloud and hybrid migration strategies
• Ensure regulatory, audit, and security compliance
• Act as senior escalation point for high-severity incidents
• Identify cost and efficiency improvements; deputise for senior leadership

Skills and Experience:

• Deep expertise in Microsoft Windows Server internals
• Advanced knowledge of Active Directory, DNS, DHCP, LDAP, and Kerberos
• Extensive experience tuning low-latency, enterprise-scale systems
• Strong background in SRE, DevOps, CI/CD, and Infrastructure as Code principles
• Advanced scripting and development capability (PowerShell, Python, C#)
• Clustering, high-availability, replication, and disaster recovery expertise
• Experience with Git, Terraform, Ansible, Jenkins, and TeamCity
• Strong understanding of security hardening (CIS) within regulated environments
• Deep knowledge of performance monitoring, system internals, and optimisation techniques
• Experience working within financial services or other regulated industries

Desirable:

• Kubernetes and Docker orchestration
• Major cloud platforms (Azure, AWS, GCP)
• Nutanix HCI and VMware ESX
• Enterprise databases (SQL Server, Oracle, Sybase ASE, MongoDB, Snowflake)
• Enterprise monitoring tools (Splunk, Netcool)

Package

• Circa £110,000 + Excellent Package
• London / Hybrid x3 days onsite
• Flexible working considered

Windows Site Reliability Engineer £110K Hybrid London

IT System Engineer - (Patch Management)
Location: London - E16, UK (Hybrid - Office, Customer Sites & Remote)
Employment Type: Full-Time
Reports To: Lead System Engineer

Role Overview
We are seeking a skilled and proactive IT System Engineer to join our London-based infrastructure team. The successful candidate will be responsible for the delivery of patch management services and the hands-on installation of updates, upgrades, patches, and hotfixes across enterprise environments.
This role is both customer-facing and internally focused, requiring work at our London office, remote support, and on-site visits to Network Rail & TfL customer locations across Greater London and surrounding areas.
The position requires strong technical capability, excellent documentation skills, and a professional approach when operating within client environments.

Key Responsibilities
Patch & Update Management

• Plan, test, schedule and deploy patches, updates, service packs, upgrades, and hotfixes.
• Manage structured patch cycles (monthly, emergency, zero-day response).
• Perform pre-deployment testing and post-implementation testing & validation.
• Maintain patch compliance reporting and remediation tracking.
• Ensure minimal disruption to production systems.
  OS Infrastructure
• Updates to various Linux distributions, Ubuntu, Debian, Red Hat etc.
• Updates to Windows Server (2016/2019/2022) & Windows 10/11 environments.
• Configure and administer WSUS.
  Network & Security Infrastructure
• Deploy firmware updates and patches for:
• Cisco routers and switches
• Cisco firewalls
• Juniper firewalls
• Perform configuration backups and validation before changes.
• Assist with vulnerability remediation and security audits.
  Virtualisation
• Manage patching and lifecycle updates for VMware environments.
• Maintain and upgrade VMware ESXi hosts and vCenter.
• Ensure VM availability during maintenance cycles.
  Customer Engagement
• Deliver on-site patching and maintenance at customer locations.
• Provide clear communication before, during, and after maintenance windows.
• Produce change documentation and implementation reports.
• Work within ITIL change control processes.
  Required Skills & Experience
  Essential
• 5+ years’ experience in infrastructure or systems engineering roles.
• Experience delivering structured patch management processes.
• Knowledge of change management and maintenance windows.
• Excellent troubleshooting and root-cause analysis skills.
• Strong hands-on experience with some, or all of the following:
• Windows Server & Windows Workstation environments
• Linux Operating Systems
• WSUS administration
• Cisco rout ers & switches
• Cisco and Juniper firewalls
• VMware vSphere ( ESXi, vCenter, vLCM)
• HPE & Dell server firmware
  Desirable
• Familiarity with backup solutions.
• Exposure to automation (PowerShell scripting).
• ITIL Foundation certification.
• Vendor certifications (Microsoft, Cisco, VMware, Juniper).
• Experience working within Network Rail or Transport for London industry sectors.

Personal Attributes

• Professional and customer focused.
• Highly organised with strong documentation skills.
• Comfortable working out-of-hours during maintenance windows.
• Strong communication skills (written and verbal).

Working Conditions

• Hybrid working model (London office, remote, and customer sites).
• Occasional evening or night work during planned maintenance windows.
• Travel within Greater London and surrounding areas.

What We Offer

• Competitive London-based salary.
• Company pension scheme.
• 26 days Holiday plus Bank Holidays
• Employee portal
• Professional development and certification support.
• Exposure to diverse enterprise customer environments.
• Opportunity to work across multi-vendor infrastructure technologies.

Senior Security Engineer/Architect - Perm - Up to £110,000 + benefits

Must already hold or be eligible for SC level security clearance

Remote first or Hybrid - London based office

An established organisation is seeking a Senior Security Engineer to help shape and enhance the security posture of the environments it supports. This role operates at the intersection of deep technical expertise, advisory ownership, and real-world security impact.

The successful candidate will work closely with customers, engineers, and operational security teams to deliver meaningful improvements across identity, detection engineering, endpoint security, and cloud security posture. This is a hands-on role involving the design and implementation of modern security architectures, solving complex technical challenges, and acting as a trusted technical partner.

Technology Environment

Microsoft Security Stack:

• Microsoft Defender XDR
• Microsoft Sentinel
• Microsoft Entra ID
• Microsoft Intune
• Microsoft Defender for Cloud

Experience with alternative modern security platforms such as SentinelOne or CrowdStrike is advantageous.

Cloud Platforms:

• Microsoft Azure (required)
• Exposure to AWS or GCP (desirable)

Platforms & Infrastructure:

• Active Directory / Entra hybrid identity
• Windows Server and Linux
• Networking, VPNs, firewalls, endpoint management

Tooling & Automation:

• KQL
• PowerShell
• API integrations
• Automation tooling

Key Responsibilities

Technical Delivery

• Lead technical discussions with customers, guiding architecture, design decisions, and best practice implementations.
• Own the end-to-end delivery of security solutions.
• Design and implement detections, automation workflows, and runbooks.
• Conduct technical assessments across identity, endpoint, cloud posture, logging, and security operations.
• Develop, optimise, and tune KQL queries for detection engineering and threat hunting.
• Review and enhance security configurations across cloud and SIEM/SOAR platforms.
• Manage engagements through architecture, deployment, tuning, documentation, and customer enablement.
• Identify security gaps and recommend improvements across logging, identity, endpoint hardening, cloud posture, and threat detection.

Platform & Engineering

• Understand how endpoints, servers, domain controllers, and cloud workloads operate, and how security controls integrate with them.
• Support remediation of misconfigurations and optimisation of security deployments.
• Leverage scripting, APIs, and automation to streamline repeatable tasks.
• Integrate firewalls, EDR platforms, logging pipelines, and SIEM/SOAR tooling.

Customer & Collaboration

• Act as a trusted technical advisor to security and engineering stakeholders.
• Communicate complex technical concepts clearly to both technical and non-technical audiences.
• Translate customer requirements into actionable technical plans and deliverables.
• Collaborate with internal engineering, SOC, and platform teams to improve processes and share insights.
• Contribute to knowledge articles, design documentation, runbooks, and reusable delivery patterns.

Required Experience

• Strong, demonstrable experience across the Microsoft security ecosystem.
• Solid understanding of identity and endpoint security fundamentals.
• Proven experience writing and tuning detection logic (e.g., KQL) for detection engineering and threat hunting scenarios.
• Excellent communication and customer-facing skills, with the ability to lead discussions and influence outcomes.
• Ability to work autonomously, solve complex problems, and deliver high-quality technical solutions.

Desirable Experience

• Automation experience (PowerShell, Python, API integrations) and/or systems administration background.
• Familiarity with security frameworks and incident response methodologies.
• Experience working with logging pipelines (e.g., AMA, Syslog, Cribl, SIEM tooling).
• Exposure to non-Microsoft security platforms such as CrowdStrike, SentinelOne, or Tenable.
• Experience producing architecture documents, diagrams, and technical design proposals.
• Background in an MSSP, consultancy, or customer-facing engineering environment.

What the Role Offers

• Ownership of technical direction across engagements with the ability to influence customer security posture.
• A blend of architecture, engineering, advisory, and hands-on implementation work.
• Exposure to a diverse range of environments, threat models, and operational challenges.

DGH Recruitment are currently recruiting on behalf of a leading client in the professional services industry who require a Messaging Engineer to join the firm in London on an initial 12 month fixed term basis.

Please note this role will require 3 days in the London office per week.

Responsibilities:

* Responsible for evaluating new messaging systems and technologies to save time, increase service levels and reduce costs.
* Responsible for contributing to assigned projects to support delivery of new messaging services to the business.
* Responsible for providing support to users on software platforms supported by the Messaging team
* Responsible for resolving incidents relating to messaging services in accordance with the Messaging Service Level Agreement and escalating where appropriate

Key Skills:

* In-depth experience of Windows Server and Active Directory
* In-depth experience of Microsoft Exchange 2019/SE (3+ years)
* In-depth experience of Exchange Online and Intune
* Knowledge of email archiving products, such as Enterprise Vault, is desirable
* Exposure to mobility solutions, such as MobileIron
* Familiarity with cloud-based email filtering services such as Microsoft Exchange Online Protection
* Familiarity with Microsoft Teams
* Ability to write PowerShell scripts to automate system administration tasks is desirable

Messaging Engineer

In accordance with the Employment Agencies and Employment Businesses Regulations 2003, this position is advertised based upon DGH Recruitment Limited having first sought approval of its client to find candidates for this position.

DGH Recruitment Limited acts as both an Employment Agency and Employment Business

Location: London (Hybrid - 2 days WFH, subject to business need)

Contract: Permanent, Full-Time
Hours: 9:00am - 5:30pm (additional hours as required; on-call to be confirmed)

Overview of Role

The Engineer - Platform Engineering is responsible for developing pipelines and automation scripts to deliver IT infrastructure across both public and private cloud environments, incorporating security best practices throughout.

This role partners closely with infrastructure and application teams to identify automation opportunities, design reusable solutions, and support adoption across the wider IT function. The position also provides operational support for core cloud infrastructure technologies and acts as a third-line escalation point where required.

Key Responsibilities

• Work with infrastructure and application teams to identify automation opportunities and prioritise initiatives.
• Provide effort and impact assessments to support automation roadmaps.
• Design and develop standardised CI/CD pipelines for infrastructure deployment.
• Act as a subject matter expert in infrastructure automation, mentoring colleagues and promoting best practice.
• Integrate tooling (eg, ServiceNow) for automated provisioning and service workflows.
• Design, develop, and deploy modular cloud-based systems.
• Maintain and optimise cloud solutions in line with security policies and best practices.
• Identify and remediate infrastructure vulnerabilities and deployment issues.
• Develop and document cloud standards, guardrails, and best practices.
• Ensure CMDB accuracy using automation wherever possible.
• Operationalise proof-of-concept solutions into production-ready platforms.
• Collaborate with Infrastructure, Application, and Security Architects during solution design.
• Engage with vendors to test and benchmark new technologies.
• Ensure business continuity and disaster recovery standards are Embedded in infrastructure design.
• Act as third-line escalation support for IT Operations.
• Maintain accurate documentation, time tracking, and change management compliance.
• Contribute to process improvement and foster strong working relationships across IT teams globally.

Qualifications

• Bachelor’s degree in a related field (or equivalent experience).
• Microsoft Azure certification preferred.

Experience & Technical Skills

Required:

• Minimum 5 years’ relevant experience.
• Proven experience developing automation solutions from ideation to deployment.
• CI/CD tooling experience.
• Strong Scripting and pipeline development capability.
• Terraform.
• Linux.
• Git version control.
• Automation across public cloud platforms.
• Strong understanding of Information Security best practices.

Preferred:

• GitHub and GitHub Actions.
• Microsoft Azure.
• PowerShell.
• Kubernetes.
• Python.
• Ansible.
• Visual Studio Code.
• Windows Server and Active Directory.
• ServiceNow integrations.
• Packer (server imaging).
• VMware, Cisco UCS, Dell EMC (private cloud infrastructure).
• Cisco ACI, F5, Palo Alto (private cloud networking).

Personal Attributes

• Strong written and verbal communication skills.
• Ability to work effectively in diverse, global teams.
• Resilient and able to work under pressure with shifting priorities.
• Self-starter with strong initiative.
• Detail-oriented with excellent organisational skills.
• Strong analytical and strategic problem-solving ability.
• Committed to continuous improvement and challenging the status quo.
• Comfortable handling sensitive information with discretion.

ElasticSearch SME - Active SC, ElasticSearch, Nginx

Up to 500pd (Inside IR35)

London/Hybrid

6 months

My client is a high profile consultancy who are seeking an ElasticSearch SME, with Active Security Clearance (SC) to join a business critical programme for an end client.

Key Requirements:

• Proven experience as an ElasticSearch SME with Active Security Clearance (SC)
• Working experience using ElasticSearch as core component, not just ELK logging
• Hands on support of legacy applications and infrastructure
• Strong experience with Nginx and Apache Tomcat/HTTP
• Working knowledge of Containerisation / Virtualisation (e.g. Docker, VMware) and Linux with Shell scripting.
• Hands-on experience supporting ElasticSearch integrations (indexing, query DSL etc) and experience supporting search-driven services (JSON, Logstash, Kibana etc)
• Experience with Platforms and Operation Systems including, Oracle Solaris 10, Red Hat Enterprise Linux 8, Windows Server 2008 / 2016 / 2019, VMware ESX v6, Docker, IBM Initiate (Master Data Management)

Nice to have:

• Working experience with Java 8, 5, 6, 11, Enterprise JavaBeans (EJB) and JSP
• Immediate availability

If you’re interested in this role, click ‘apply now’ to forward an up-to-date copy of your CV, or call us now.
If this job isn’t quite right for you, but you are looking for a new position, please contact us for a confidential discussion about your career.

Hays Specialist Recruitment Limited acts as an employment agency for permanent recruitment and employment business for the supply of temporary workers. By applying for this job you accept the T&C’s, Privacy Policy and Disclaimers which can be found at (url removed)

The opportunity

We are looking for a Senior Systems Engineer to join our IT Department in Watford. This is a hands-on role with responsibility for the stability, security, and continuous improvement of our internal systems. You will support day to day operations, lead assigned projects, and work closely with stakeholders across the business to deliver practical, reliable improvements.

What you will be doing

• Build, maintain and support secure, compliant business systems.
• Own and improve core IT services across Microsoft 365 and on-prem infrastructure.
• Administer and support virtualised environments, server platforms, and identity services.
• Manage endpoint and device configuration to support secure and consistent user experiences.
• Maintain backup and recovery capability, including verification of successful restores.
• Support governance activities and contribute towards ISO requirements and internal controls.
• Work with other departments to improve processes, increase efficiency, and deploy enhancements.
• Take ownership of allocated projects, driving delivery through to completion.
• Maintain clear documentation and follow internal procedures and policies.

Essential skills and experience

We are looking for strong, practical experience across most of the following areas:

Virtualisation and infrastructure

• Hyper-V and virtualisation
• Windows Server administration and troubleshooting
• Active Directory administration and group policy

Microsoft cloud and endpoint management

• Office 365 and Microsoft 365 administration
• Microsoft Intune device and endpoint management

Email security

• Mimecast administration and support, including email security and continuity or archiving

Backup and recovery

• Backup solutions such as Veeam and or Acronis, including recovery testing and operational ownership

Collaboration and networking

• SharePoint administration, development and support
• Networking fundamentals including VLANs and practical fault finding

Beneficial experience

• Experience supporting ISO governance, evidence gathering, or audit readiness
• Exposure to CCTV, Access Control or Intruder systems, particularly where IT and security systems intersect

What we value

You are proactive, organised, and committed to quality. You enjoy learning new technologies and improving how systems operate. You take a logical approach to problem solving, communicate professionally, and are comfortable taking ownership of projects and day to day responsibilities.

DevOps Engineer - Active SC, Ansible, Terraform

Up to £500 per day (Outside IR35)

Primarily Remote

6 months

My client requires a hands‑on DevOps Engineer with active SC clearance to support the delivery and maintenance of Azure‑based IaaS/PaaS environments using Terraform and Ansible.

Key Requirements:

Proven experience as a DevOps Engineer with Active Security Clearance (SC)
Hands‑on experience designing and delivering Infrastructure as Code solutions using Terraform.
Strong track record applying Ansible for configuration management and automated environment builds.
Background implementing, supporting and optimising services within the Azure cloud platform.
Practical experience administering Windows Server estates in operational environments.
Solid exposure to Linux server management, including configuration, patching and diagnostics.
Experience resolving infrastructure, OS and network‑level issues, including components such as Active Directory, DNS and IIS.
Nice to have:

Immediate availability
Flexibility to get to site

If you’re interested in this role, click ‘apply now’ to forward an up-to-date copy of your CV, or call us now.
If this job isn’t quite right for you, but you are looking for a new position, please contact us for a confidential discussion about your career.

Hays Specialist Recruitment Limited acts as an employment agency for permanent recruitment and employment business for the supply of temporary workers. By applying for this job you accept the T&C’s, Privacy Policy and Disclaimers which can be found at (url removed)

IT Support Engineer (2nd/3rd Line) - Central London Hybrid - Circa 45K plus Bonus

Lorien’s client, a fast-growing, global-reaching SAAS company with a great name in their domain, are currently looking to hire an IT Support Engineer for their London office to play a key role in their expanding and evolving technical function.

This would be a brilliant fit for someone with proven 2nd and 3rd Line Support skills and a strong grasp of Windows offerings, looking to move into a growing firm with great projects in the pipeline, a range of incentives (including bonuses, flexible working, private healthcare, recognition rewards, professional development and ongoing upskilling avenues), and friendly people to work with and alongside (ask us, we’ve placed a lot of them ourselves!).

Key Responsibilities:

• Take the reins across 2nd and 3rd Line support; tackling internal support requests across infrastructure, systems and services, prioritising or escalating tickets as appropriate
• Contributing to relevant projects and making sure internal offerings are up to task
• Helping to improve the wider function and bringing new ideas to the table where it comes to new tech, business processes, methodologies, workflows, and so on

What they’re looking for you to bring to the table:

• Proven track record in the IT Support domain, supporting internal users of all levels of seniority both onsite and remotely
• Strong technical working knowledge of Microsoft tooling such as Windows Server and Active Directory / Entra ID
• Strong grasp of M365 and Azure Admin
• Device Management and Virtualisation skills using tools like InTune and Hyper-V / VMWare
• PowerShell scripting skills
• Some basic Networking knowledge
• Grasp of relevant methodologies/processes/ways of working such as ITIL/Change Management/etc.
• Ideally but not necessarily any knowledge of IaC offerings and/or Linux

If you’re looking to join a great firm with expansion on the horizon, offering a host of benefits with staff at the centre such as flexible working, annual and spot bonuses as well as other recognition rewards, private healthcare, ongoing progression and upskilling, and more, apply now with your latest CV for immediate consideration!

Guidant, Carbon60, Lorien & SRG - The Impellam Group Portfolio are acting as an Employment Business in relation to this vacancy.

Redhill, Surrey
5 days per week in the office

Head of IT needed for a leading organisation based in Redhill, Surrey, who are looking to employ an experienced Head of IT as part of their technology transformation with in-depth knowledge of Microsoft stack and hybrid/Cloud technologies (MS 365, Azure, Active Directory, SQL server, Entra), Virtualization technologies and networking (Cisco, Juniper), Windows Server, Network security, End User device management, project management, implementing ISO Standards (ISO27001, ISO9001).

Responsible for the maintenance and gradual migration of legacy systems (e.g. databases, applications, file storage, etc.) from on-premise to a new Cloud/Hybrid architectures.

This is both hand-on and a management position across multiple sites.

The role requires 5 days per week in the Redhill office.

Salary: c 80,000 - 85,000 per annum
25 day’s holiday
Pension Plan
Flexible working hours

Some of the main duties of the Head of IT will include:

Maintenance of legacy on-premise/hybrid systems, with eventual migration to new Cloud architectures
Regularly examine the organisation’s information security risks, taking account of the threats, vulnerabilities, and potential impacts
Develop and maintain recovery plans to address equipment, power, or security failure to ensure preservation of technology, data and business continuity
Design and implement a comprehensive suite of information security controls and risk mitigations
Monitor online security and take appropriate steps to address security breaches if necessary
Coordinate training/on-boarding for new technology users and help them become familiar with equipment, networks and systems
Organise and engage in support, troubleshooting, and repair of systems and infrastructure
Manage departmental budget and track spending on equipment, licences and staff

In order to be the successful Head of IT and have a chance to gain such an exciting opportunity you will ideally need to have the following:

Proven experience in transforming traditional IT support structures
Proficiency in Windows Server operating system
Skilled in virtualization technologies and networking (e.g. Cisco, Juniper)
Strong knowledge of Microsoft stack and Hybrid/Cloud technologies (e.g. MS365, Azure, Active Directory, SQL Server, Entra, etc.)
Familiarity with cybersecurity best practices and tools
Demonstrated success in establishing and implementing support processes and standards
Experience with budget development

This really is a fantastic opportunity for a Head of IT to progress their career. If you are interested please apply as soon as possible as this position will be filled quickly so don’t miss out!

Services advertised by Gold Group are those of an Agency and/or an Employment Business.
We will contact you within the next 14 days if you are selected for interview. For a copy of our privacy policy please visit our website.

Central London 550 - 650 p/d - outside IR35 3 month initial term A well-established, growing business is seeking an experienced Senior IT Infrastructure Engineer to support both core infrastructure and M&A projects. This is a critical role during a period of ambitious expansion, including multiple acquisitions and integration of new sites. You will ensure seamless IT operations, business continuity and secure, resilient infrastructure across offices and acquired businesses. Key Responsibilities: Lead the assessment, integration and consolidation of IT environments during mergers and acquisitions Manage core office and site networks, including LAN/WAN, VPNs, IP addressing and firewall operations (FortiGate)u Conduct audits of IT infrastructure, cloud environments (Azure, AWS) and enterprise applications (ERP, CRM) Plan and execute migrations, including tenant-to-tenant Microsoft 365 and Active Directory consolidations Collaborate with managed service providers and internal teams to maintain high availability, security and compliance Support business continuity through proactive monitoring, incident management and disaster recovery planning Mentor and provide technical guidance to team members and act as an escalation point for complex issues Essential Skills & Experience: Strong expertise in Azure, Microsoft 365, Windows Server and hybrid cloud environments Networking: TCP/IP, DHCP, DNS, routing, switching, VPNs, firewall configuration; CCNA/CCNP preferred Active Directory and identity management, including multi-forest consolidations Scripting and automation (PowerShell, Python) and Infrastructure as Code (Terraform/ARM templates) Experience with enterprise applications (ERP, CRM) and M&A IT integration projects Knowledge of security frameworks and compliance requirements (GDPR, ISO 27001) Ideally have previous M&A IT integration experience and rapid site deployment. Familiarity with monitoring tools (Azure Monitor, SolarWinds) and SOC collaboration.

Head of ITRedhill, Surrey5 days per week in the office Head of IT needed for a leading organisation based in Redhill, Surrey, who are looking to employ an experienced Head of IT as part of their technology transformation with in-depth knowledge of Microsoft stack and hybrid/Cloud technologies (MS 365, Azure, Active Directory, SQL server, Entra), Virtualization technologies and networking (Cisco, Juniper), Windows Server, Network security, End User device management, project management, implementing ISO Standards (ISO27001, ISO9001). Responsible for the maintenance and gradual migration of legacy systems (e.g. databases, applications, file storage, etc.) from on-premise to a new Cloud/Hybrid architectures. This is both hand-on and a management position across multiple sites. The role requires 5 days per week in the Redhill office. Salary: c£80,000 - £85,000 per annum 25 day's holiday Pension Plan Flexible working hours Some of the main duties of the Head of IT will include: Maintenance of legacy on-premise/hybrid systems, with eventual migration to new Cloud architectures Regularly examine the organisation's information security risks, taking account of the threats, vulnerabilities, and potential impacts Develop and maintain recovery plans to address equipment, power, or security failure to ensure preservation of technology, data and business continuity Design and implement a comprehensive suite of information security controls and risk mitigations Monitor online security and take appropriate steps to address security breaches if necessary Coordinate training/on-boarding for new technology users and help them become familiar with equipment, networks and systems Organise and engage in support, troubleshooting, and repair of systems and infrastructure Manage departmental budget and track spending on equipment, licences and staff In order to be the successful Head of IT and have a chance to gain such an exciting opportunity you will ideally need to have the following: Proven experience in transforming traditional IT support structures Proficiency in Windows Server operating system Skilled in virtualization technologies and networking (e.g. Cisco, Juniper) Strong knowledge of Microsoft stack and Hybrid/Cloud technologies (e.g. MS365, Azure, Active Directory, SQL Server, Entra, etc.) Familiarity with cybersecurity best practices and tools Demonstrated success in establishing and implementing support processes and standards Experience with budget development This really is a fantastic opportunity for a Head of IT to progress their career. If you are interested please apply as soon as possible as this position will be filled quickly so don't miss out! Services advertised by Gold Group are those of an Agency and/or an Employment Business.We will contact you within the next 14 days if you are selected for interview. For a copy of our privacy policy please visit our website.

(Apply online only) per day - Umbrella only
Dates: 23/02/2026 - 31/07/2026
Mostly remote but will need to be flexible to travel to London, Manchester and Leicester as required

• An infrastructure operations engineer is responsible for the preparation and support of IT operations solutions and services, physical or virtual.
• They do so according to industry and organisational best practices, standards, service requirements and Key Performance Indicators (KPIs) throughout the product life cycle.
• Create and maintain documentation.
• Perform all routine tasks according to process and checklists.
• Monitor infrastructure and applications services.
• Alert and take appropriate action

Required Skills

Asset and configuration management.
Availability and capacity management.
Change Management.
Coding and scripting.
Continual service improvement.
Incident management.
Problem management.
Service management framework knowledge.
Testing.
Technical understanding

Technical skills

• Cloud Platforms: Azure / AWS / GCP (compute, networking, IAM, storage)
• OS & Virtualisation: Linux (RHEL/Ubuntu), Windows Server, VMware / Hyper?V
• Automation & IaC: Terraform, Ansible, PowerShell, Bash
• CI/CD & DevOps Tooling: Azure DevOps / GitHub Actions / Jenkins
• Monitoring & Observability: Prometheus, Grafana, ELK/EFK, Azure Monitor
• Networking & Security: Firewalls, Load Balancers, VPNs, Zero Trust, Identity & Access Management

All profiles will be reviewed against the required skills and experience. Due to the high number of applications we will only be able to respond to successful applicants in the first instance. We thank you for your interest and the time taken to apply!

London (Moorgate) Onsite Permanent
Competitive Salary

VIQU have partnered with a global trading organisation looking to hire a Network and Security Specialist to take ownership of network and cyber security across a critical London-based environment. This is a hands-on, technically led role where the Network and Security Specialist will be responsible for protecting systems, ensuring high availability, and strengthening security posture while supporting day-to-day operations and future growth.

Key Responsibilities:

• Design, implement, and maintain secure network and security infrastructure to meet current and future business needs.
• Own the full network and security lifecycle, maintaining uptime close to 99.99%.
• Monitor, investigate, and respond to security incidents using SIEM tools, Sophos MDR, and threat-hunting techniques.
• Configure and manage firewalls, VPNs, IDS/IPS, web and email security solutions.
• Maintain high patching and vulnerability remediation standards, including CVE management.
• Coordinate annual third-party penetration testing and lead remediation based on risk and CVSS scoring.
• Investigate cyber incidents, perform forensic analysis, and implement rapid mitigation actions.
• Maintain and upgrade network switches, routers, and security devices.
• Define, maintain, and enforce security policies, disaster recovery plans, and contingency procedures.
• Create and maintain technical documentation and Jira tickets.
• Support infrastructure and service desk teams when required and actively upskill IT colleagues.
• Manage suppliers, carriers, SLAs, and assist with IT budget tracking and spend control.

Key Requirements:

• Expert knowledge of Checkpoint firewalls, Cisco routers and switches, and Cisco ISE.
• Strong experience with Zscaler Internet Access, Zscaler Private Access, Splunk, and enterprise SIEM tooling.
• Proven background in network security, threat prevention, and incident response.
• Cisco CCNA and CCNP certifications.
• Experience with data centre colocation and vendor/carrier management.
• Strong PowerShell and scripting capabilities.
• Experience across Windows Server and Linux environments, Active Directory, Exchange (on-prem), VMware, VxRail, Rubrik, and RecoverPoint.
• Excellent communication skills with a flexible, hands-on approach and strong attention to detail.

Network and Security Specialist
London (Moorgate) Onsite Permanent
Competitive Salary

Apply today to speak with VIQU in confidence or contact Belle Hegarty via the VIQU website
Know someone exceptional for this position? Refer them and receive up to £1,000 if successful (terms apply).
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Windows Site Reliability Engineer | £110K | Hybrid | London

Overview:
A leading global investment bank is seeking a skilled Windows Site Reliability Engineer to join their London-based Technology team. This is a senior-level leadership role focused on driving platform reliability, automation strategy, and infrastructure modernisation across mission-critical banking systems. This is an excellent opportunity to join an investment banking powerhouse.

Role and Responsibilities:

Lead Platform Engineering and SRE strategy across the organisation
Build scalable, self-service, and resilient infrastructure platforms
Drive Infrastructure as Code and CI/CD adoption, automating manual tasks
Define SLOs and optimise system performance, latency, and scalability
Lead root cause analysis and remediate technical debt
Partner with development teams to improve testing, releases, and deployments
Shape cloud and hybrid migration strategies
Ensure regulatory, audit, and security compliance
Act as senior escalation point for high-severity incidents
Identify cost and efficiency improvements; deputise for senior leadershipSkills and Experience:

Deep expertise in Microsoft Windows Server internals
Advanced knowledge of Active Directory, DNS, DHCP, LDAP, and Kerberos
Extensive experience tuning low-latency, enterprise-scale systems
Strong background in SRE, DevOps, CI/CD, and Infrastructure as Code principles
Advanced scripting and development capability (PowerShell, Python, C#)
Clustering, high-availability, replication, and disaster recovery expertise
Experience with Git, Terraform, Ansible, Jenkins, and TeamCity
Strong understanding of security hardening (CIS) within regulated environments
Deep knowledge of performance monitoring, system internals, and optimisation techniques
Experience working within financial services or other regulated industriesDesirable:

Kubernetes and Docker orchestration
Major cloud platforms (Azure, AWS, GCP)
Nutanix HCI and VMware ESX
Enterprise databases (SQL Server, Oracle, Sybase ASE, MongoDB, Snowflake)
Enterprise monitoring tools (Splunk, Netcool)Package

Circa £110,000 + Excellent Package
London / Hybrid x3 days onsite
Flexible working consideredWindows Site Reliability Engineer | £110K | Hybrid | London

SQL Server DBA (SC Cleared)

London (Hybrid)

6 Month Contract

to £350/day-£400/day (Inside IR35)

SQL Server DBA needed with active SC Security Clearance, SQL Server databases.

6 Month Contract based in Central London (Hybrid). Start ASAP in March 2026.

Hybrid Working - 2 days/week remote (WFH), and 3 days/week working on-site from the London office.

A chance to work with a leading global IT and Digital transformation business specialising in Government projects:

• Experienced SQL Server DBA or similar role, Performance Tuning and Optimization (PTO)
• Must have in-depth experienced, Manage SQL Server databases, Configure and maintain database servers and processes, Backups, restores and recovery models.
• High Availability (HA) and Disaster Recovery (DR) options for SQL Server and experience with Windows server, including Active Directory
• Monitor system s health and performance, including ensure high levels of performance, availability, sustainability and security
• Analyze, solve, and correct issues in real time and Refine and automate regular processes, track issues, and document changes
• Assist developers with query tuning and schema refinement
• Provide 24 7 support for critical production systems
• Perform scheduled maintenance and support release deployment activities after hours
• MCTS, MCITP, and/or MVP certifications a plus
• Banking / Financial Services domain experience preferred.
• Must hold active SC Security Clearance used on a project within the past 12 Months.

An exciting opportunity has arisen for an experienced IT professional to join our IT & Systems Department. We are looking for a confident IT Project Manager to work with our DevOps team and newly formed Project Management Office to support the development, direction, and delivery of IT services covering college infrastructure, including on-premise, SaaS and cloud services across storage, network, firewalls, and management systems. What you will be doing on a daily basis, working with stakeholders, executive c-suite and IT teams to deliver critical modern systems for the business. Provide IT Project management support for all Company Core strategic projects. Technical knowledge required: Cisco networking, Firewalls, Windows Server, SQL, Database Concepts, AD, Virtualisation, Microsoft 365 / Azure, IP telephony, Power Shell, SCCM and Intune. The ideal candidate will hold Azure accreditation (AZ-900 or equivalent), Prince2 and ITIL certificated. Have a minimum of 5 years experience working in an enterprise environment as an IT Project Manager. MAIN PURPOSE OF JOB To support the delivery of critical large IT projects as part of the colleges project management office. You will be responsible for leading large projects to ensure the delivery of the business transformation strategy to modernise IT. DUTIES AND RESPONSIBILITIES Define the scope, goals, deliverables and project plan with schedules for multiple projects. Estimate costs, manage budgets and correctly allocate resources. Proactively identify risks, solve technical or personnel issues, and implement contingency plans to ensure projects are successful. Act as the main point of contact, providing regular status updates, and aligning project goals with business objectives. Motivate, coach, directing and guiding cross-functional teams to deliver project deliverables. Utilize project management tooling to monitor progress and maintain comprehensive project documentation. Support service transition from project to production ensuring a support model with monitoring is in place for go live. Ensure projects are delivered to a high-standard meeting requirements, control processes and regular quality assessments. Manage and plan release schedules for deliverables as part of change control. Ensure to review any relevant legislation that could impact the project. Challenge the accepted way of working within WHC Group and encourage colleagues to think differently and innovatively. This is a full time, permanent position, based primarily at our Watford site with travel between our other sites as required (hybrid working pattern available). The closing date for applications is Friday 20th March 2026. You'll have the full support of a dynamic team and opportunities to bring your ideas to the role. Training and development are at the heart of everything we do so you'll be actively encouraged to upskill. You can access a wide range of discounts and benefits including a cycle-to-work scheme, free on-site parking, generous pension, generous holiday scheme, time off at Christmas, early finishes on a Friday and the opportunity to work from home. Connect2Employment is a trading style of Luton & Kent Commercial Services LLP - A joint venture between Luton Borough Council & Commercial Services Kent Ltd. Connect2Employment is an equal opportunities Employment Agency & Business. It positively encourages applications from all suitably qualified and eligible candidates.

3rd Line IT Support Engineer - Up to 60K - Hybrid (3 days in office) - Farrindgon, London

An exciting new opportunity has become available for a 3rd Line IT Support Engineer within a Microsoft Gold Partnered Managed Service Provider (MSP) in Farringdon. Hybrid working is available with 3 days in office.

We are looking for enthusiastic, passionate 3rd Line IT Support Engineer to join a forward thinking and growing MSP. There is ample opportunity for career progression with the company thriving and experiencing a 50% expansion over the last 18 months.

3rd Line IT Support Engineer experience:

Windows Server 2008/2012/2016
Microsoft Office 365 (Email, SharePoint, OneDrive, Compliance)
Azure Active Directory
Microsoft Intune and Auto Pilot
Microsoft SharePoint Online
Exchange2007/2010/2013/2016 Server
Active Directory, DNS, DHCP and Group Policies
Multi-Site VPN and connectivity solutions
Networking & Wi-Fi Infrastructure experience
Server Virtualisation experience
Security, 2FA & Firewalling
Backup/DR troubleshooting & management
Dell & HP hardware troubleshooting
Liaise with 3rd party suppliers ensuring faults are logged, managed and that SLAs are met
Experience working within a Managed Service Desk provider

We are not expecting the 3rd Line IT Support Engineer to have experience in all the technologies above, just a strong basis knowledge and passion to learn more!

They are a big believer in sharing thoughts and encouraging and supporting innovation and creativity. The environment is relaxed yet professional, gone are the days of a corporate rigid structure and you will be given flexibility.

You will be self motivated 3rd Line IT Support Engineer, a good communicator and have a natural desire to create an fluid environment. The successful 3rd Line IT Support Engineer should have strong problem solving abilities, organisational skills and the ability to work as part of a team.

Apply now for immediate consideration for this 3rd Line IT Support Engineer position or contact George Harvey at ITSS Recruitment for further details.

Location: Borehamwood, WD6 1JD
Salary: £35K £45K per annum, DOE + Excellent Benefits!
Contract: Full time, Permanent
Hours: Shifts outside of our standard operating hours (8am-6pm). The Out of Hours shifts will be on a rota basis and will include weekends.
Benefits: 20 days holiday plus bank holidays, Bupa Cash plan with EAP support after 1 month service, 4% Pension contribution (matched by employee), Stock options after 1 years service, Private Health Insurance after 2 years service

At Chalkline, we re more than just a Microsoft Solutions Partner we re a people-first business!

We specialise in Modern Work and Azure Infrastructure, and hold an Advanced Specialisation in Azure Virtual Desktop, we re proud to deliver technical excellence and outstanding service to every client.

Our commitment doesn t stop at our customers. We re just as focused on our team!

If you re passionate about tech, eager to develop your skills, and thrive in a collaborative environment, Chalkline is the place to grow. We have extremely high standards in everything we do and place importance on continued technical development achieved through Microsoft accreditations.

We are now recruiting for driven and capable 2nd Line IT Support Engineer to join our close-knit team in Borehamwood.

You ll work directly with our clients across a range of cutting-edge Microsoft technologies and provide high-quality support that makes a real difference to their businesses.

You ll play a key role in solving technical challenges, mentoring 1st line engineers, and contributing to ongoing product development and innovation.

In addition to this, as our 2nd Line IT Support Engineer you will be responsible for:

• Providing excellent 2nd line technical support to our clients
• Acting as an escalation point for the 1st line support team
• Troubleshooting issues across a wide range of systems and technologies
• Working on projects involving Microsoft 365, Azure, Intune and more
• Assisting with research and development of new services and solutions

Your Experience & Skills

We re looking for someone with at least 3 5 years of experience in an IT support or systems role and strong working knowledge of:

• Microsoft 365
• Microsoft Azure
• Microsoft Entra
• Intune
• Windows Server (2016 / 2019 / 2022)
• Active Directory
• Windows networking
• Basic routing, switching, and firewall rules
• Printer support and troubleshooting

You ll also need:

• Excellent written and verbal communication skills
• A strong customer-focused attitude
• A proactive, can-do approach to problem-solving

Why Join Chalkline

• Work with the latest Microsoft technologies
• Gain industry-recognised certifications
• Be part of a friendly, supportive team that values quality and professionalism
• Receive continuous learning and development opportunities
• Make a real impact in a growing business

Plus free parking, training programmes and much more!

If you feel you have the skills and experience to be successful in this role then click on APPLY today!

No agencies please.