1,394 Cisco jobs in the United Kingdom

Network Engineer – Cisco/Nexus/ISE/ACI/Fortigate

3 Month contract with extension

We are looking for a number of strong Cisco Engineers with high level experience of design and implementation across Nexus Routing and Switching, ISE, ACI, Firewalls with CCNP or higher certification. The role is an onsite position working on a large scale enterprise level project to overhaul the entire networking security infrastructure.

Required Skills and Experience:

• Holding CCNP or CCIE certifications
li>Exceptional experience across design and implementation.
• Strong experience of Firewalls, including Palo Alto, Fortigate, ideally certified
• Strong experience working within a data centre environment, including strong Routing and Switching
• Strong experience of Nexus and ISE.
• Happy to be part of a team delivering BAU or project support as well as contributing to the overall security.

This is a high level project and you will be required onsite Monday to Friday, the offices being based in West London.

We are a $13+ billion global technology company, home to more than 224,000 people across 60 countries, delivering industry-leading capabilities centered around digital, engineering, cloud, and AI, powered by a broad portfolio of technology services and products.

HCLTech is a globally recognized leader in the Tech and IT industry, but we’ve never forgotten the startup mindset that got us here. We’ve always approached our work with an idea-first attitude because every one of our accomplishments —no matter how big or small —can be traced back to an idea’s single spark.

It’s that spark —that inner drive —that sets our people apart from our competitors. It enables us not just to pull off game-changing feat after game-changing feat but to better our world in the process. We want you to find your spark. Because that’s what drives you to be better, be more and ultimately, be more fulfilled.

Position: - Network Consulting Engineer – VXLAN & AI Data Center Networking

Location- London, UK

Job Type- FHybrid

Full time Employment - Permanent

Role Overview:

We are seeking a highly skilled Network Consulting Engineer (NCE) to design and implement next-generation VXLAN EVPN-based data center networks that support hypercomputing and AI infrastructure. This role is central to enabling the high-performance, low-latency environments required for multi-GPU clusters, distributed training pipelines, and scalable AI workloads.

The ideal candidate will bring deep expertise in VXLAN, BGP, EVPN, RoCEv2, and fabric-based networking, along with a solid understanding of the networking demands of large-scale AI and HPC environments.

Key Responsibilities:

•Design, deploy, and manage VXLAN EVPN-based fabric networks supporting AI and high-performance computing workloads.

•Build scalable spine-leaf architectures using Cisco Nexus 9000 or Arista switches, ensuring efficient Layer 2/Layer 3 segmentation and workload mobility.

•Optimize network performance for RoCEv2, GPUDirect, and low-latency traffic flows, ensuring maximum throughput and minimal jitter for GPU-accelerated clusters.

•Configure underlay and overlay protocols including BGP, OSPF, IS-IS, and troubleshoot connectivity and control-plane issues.

•Integrate data center fabric with virtualization platforms such as VMware NSX, KVM, and Hyper-V, as well as Kubernetes-based AI infrastructure.

•Collaborate with compute, storage, and DevOps teams to ensure end-to-end performance across AI training, fine-tuning, inference, and ETL pipelines.

•Drive network automation efforts using tools such as Python, Ansible, and Terraform, enabling Infrastructure-as-Code (IaC) for repeatable, scalable deployments.

•Participate in performance tuning, benchmarking, and capacity planning for evolving AI workloads and future-proof infrastructure designs.

Required Skills & Expertise:

•Proven experience designing and operating VXLAN EVPN-based data center networks.

•Strong knowledge of Cisco ACI, Nexus 9000, or Arista EOS platforms.

•Expertise in data center routing and switching, including BGP, OSPF, IS-IS, multicast, and fabric path.

•Deep understanding of AI-specific networking needs, including RoCEv2, DCB, PFC, and RDMA optimization.

•Hands-on experience with automation and orchestration tools such as Python, Ansible, and Terraform.

•Familiarity with GPU-accelerated workloads and distributed systems in AI/ML and HPC environments.

Preferred Qualifications & Certifications:

•CCNP or CCIE Data Center (highly preferred)

•Cisco Certified Specialist – Enterprise Core or Data Center Core

•Additional certifications in NVIDIA Networking (Cumulus/Spectrum) or Arista ACE are a plus

•Experience with hybrid and multi-cloud networking for AI clusters is desirable

We are a $13+ billion global technology company, home to more than 224,000 people across 60 countries, delivering industry-leading capabilities centered around digital, engineering, cloud, and AI, powered by a broad portfolio of technology services and products.

HCLTech is a globally recognized leader in the Tech and IT industry, but we’ve never forgotten the startup mindset that got us here. We’ve always approached our work with an idea-first attitude because every one of our accomplishments —no matter how big or small —can be traced back to an idea’s single spark.

It’s that spark —that inner drive —that sets our people apart from our competitors. It enables us not just to pull off game-changing feat after game-changing feat but to better our world in the process. We want you to find your spark. Because that’s what drives you to be better, be more and ultimately, be more fulfilled.

Position: - Network Consulting Engineer – VXLAN & AI Data Center Networking

Location- London, UK

Job Type- FHybrid

Full time Employment - Permanent

Role Overview:

We are seeking a highly skilled Network Consulting Engineer (NCE) to design and implement next-generation VXLAN EVPN-based data center networks that support hypercomputing and AI infrastructure. This role is central to enabling the high-performance, low-latency environments required for multi-GPU clusters, distributed training pipelines, and scalable AI workloads.

The ideal candidate will bring deep expertise in VXLAN, BGP, EVPN, RoCEv2, and fabric-based networking, along with a solid understanding of the networking demands of large-scale AI and HPC environments.

Key Responsibilities:

•Design, deploy, and manage VXLAN EVPN-based fabric networks supporting AI and high-performance computing workloads.

•Build scalable spine-leaf architectures using Cisco Nexus 9000 or Arista switches, ensuring efficient Layer 2/Layer 3 segmentation and workload mobility.

•Optimize network performance for RoCEv2, GPUDirect, and low-latency traffic flows, ensuring maximum throughput and minimal jitter for GPU-accelerated clusters.

•Configure underlay and overlay protocols including BGP, OSPF, IS-IS, and troubleshoot connectivity and control-plane issues.

•Integrate data center fabric with virtualization platforms such as VMware NSX, KVM, and Hyper-V, as well as Kubernetes-based AI infrastructure.

•Collaborate with compute, storage, and DevOps teams to ensure end-to-end performance across AI training, fine-tuning, inference, and ETL pipelines.

•Drive network automation efforts using tools such as Python, Ansible, and Terraform, enabling Infrastructure-as-Code (IaC) for repeatable, scalable deployments.

•Participate in performance tuning, benchmarking, and capacity planning for evolving AI workloads and future-proof infrastructure designs.

Required Skills & Expertise:

•Proven experience designing and operating VXLAN EVPN-based data center networks.

•Strong knowledge of Cisco ACI, Nexus 9000, or Arista EOS platforms.

•Expertise in data center routing and switching, including BGP, OSPF, IS-IS, multicast, and fabric path.

•Deep understanding of AI-specific networking needs, including RoCEv2, DCB, PFC, and RDMA optimization.

•Hands-on experience with automation and orchestration tools such as Python, Ansible, and Terraform.

•Familiarity with GPU-accelerated workloads and distributed systems in AI/ML and HPC environments.

Preferred Qualifications & Certifications:

•CCNP or CCIE Data Center (highly preferred)

•Cisco Certified Specialist – Enterprise Core or Data Center Core

•Additional certifications in NVIDIA Networking (Cumulus/Spectrum) or Arista ACE are a plus

•Experience with hybrid and multi-cloud networking for AI clusters is desirable

Cisco Applications Admin x 2

+ 6-9 month initial contracts

+ 550-600 per day - Inside IR35

+ Hybrid working from Berkshire or Yorkshire

+ SC Cleared role

Key Skills:

+ Cisco Webex and Cisco Meetings

+ SC Clearance

+ MOD Experience

About the Role:
We're looking for an experienced Cisco Applications Administrator to manage and support our Webex and Cisco Meetings platforms . You'll be the subject matter expert for unified collaboration services, ensuring seamless, secure communication across the organisation. From user administration and troubleshooting to integrations and performance tuning, you'll keep collaboration running at enterprise scale.

Key Responsibilities:

• Administer, configure, and maintain Cisco Webex and Cisco Meetings environments.

• Manage user accounts, permissions, licensing, and policies.

• Monitor system performance and availability - troubleshoot and resolve incidents quickly.

• Support upgrades, patching, and integrations with other collaboration tools.

• Work with security and networking teams to enforce compliance and security standards.

• Develop and maintain documentation, best practices, and operational procedures.

• Act as an escalation point for collaboration-related support issues.

Essential Skills & Experience:

• Proven experience administering Cisco Webex and Cisco Meetings in a secure, enterprise environment.

• Strong understanding of unified communications and collaboration tools.

• Experience with Cisco Control Hub, Webex administration portal, and reporting/analytics.

• Knowledge of integration with Microsoft 365 (Teams, Outlook, OneDrive).

• Strong troubleshooting skills across voice, video, and conferencing services.

Desirable Skills:

• Familiarity with Cisco Unified Communications Manager (CUCM) or other Cisco UC platforms.

• Knowledge of hybrid deployments (on-premises and cloud).

• Experience with single sign-on (SSO), identity management, and security controls.

• Exposure to other enterprise collaboration tools (Zoom, Teams, Slack, etc.).

IT Support Level 3 (Cisco)

Grimsby

40,000 to 50,000 + Career Progression + Company Pension + Hybrid Opportunities

Are you an IT Support Level 3, or similar, looking to take up more responsibility managing an entire enterprise network within a leading logistics solution company, looking to develop and progress your career up to management, leading a team of 12 looking to join a well-established and growing business offering great company benefits, company pension, hybrid work opportunities and clear routes for progression?

Do you want to be a part of leading logistics, fleet and supply chain company, reaching over 800 employees, looking to expand their expert team of IT engineers with a well-established business, offering clear progression routes, flexible working patterns, and more great benefits?

On offer is a fantastic opportunity to join a growing logistics specialist company, focusing on the automotive, shipping and export industries. With over 40 years of establishment, this company is taking the logistics industry by storm, moving from strength to strength as they expand their team and employees, offering great benefits and great routes for career development.

In this role you would be responsible for configuring technical drawings, working with Cisco stack, delivering a variety of projects and reviewing the whole network alongside the network manager.

The ideal IT Support would have come from a similar background, Level 3 or service desk management experience with Cisco looking to progress their career into network management.

The Role :

• Supporting and mentoring 1st and 2nd Line engineers
• Working with Cisco stack alongside the Network Manager controlling the whole enterprise network
• Overall reviewing of network and working of delivering a variety of projects

The Person :

• Experience with Cisco and troubleshooting

• Exposure in network management or looking to develop into this field
• Ability to work independently and at pace

Keywords : Level 3 IT Support, Network Engineer, 3rd Line Support, IT Support, Infrastructure, Networking, Network Management, Grimsby, Hull, Enterprise Network, Logistics

Reference : 21179

If you are interested in this role, click 'apply now' to forward an up-to-date copy of your CV.

We are an equal opportunities employer and welcome applications from all suitable candidates. The salary advertised is a guideline for this position. The offered renumeration will be dependent on the extent of your experience, qualifications, and skill set.

Ernest Gordon 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 our website.

IT Support Level 3 (Cisco)

Grimsby

40,000 to 50,000 + Career Progression + Company Pension + Hybrid Opportunities

Are you an IT Support Level 3, or similar, looking to take up more responsibility managing an entire enterprise network within a leading logistics solution company, looking to develop and progress your career up to management, leading a team of 12 looking to join a well-established and growing business offering great company benefits, company pension, hybrid work opportunities and clear routes for progression?

Do you want to be a part of leading logistics, fleet and supply chain company, reaching over 800 employees, looking to expand their expert team of IT engineers with a well-established business, offering clear progression routes, flexible working patterns, and more great benefits?

On offer is a fantastic opportunity to join a growing logistics specialist company, focusing on the automotive, shipping and export industries. With over 40 years of establishment, this company is taking the logistics industry by storm, moving from strength to strength as they expand their team and employees, offering great benefits and great routes for career development.

In this role you would be responsible for configuring technical drawings, working with Cisco stack, delivering a variety of projects and reviewing the whole network alongside the network manager.

The ideal IT Support would have come from a similar background, Level 3 or service desk management experience with Cisco looking to progress their career into network management.

The Role :

• Supporting and mentoring 1st and 2nd Line engineers
• Working with Cisco stack alongside the Network Manager controlling the whole enterprise network
• Overall reviewing of network and working of delivering a variety of projects

The Person :

• Experience with Cisco and troubleshooting

• Exposure in network management or looking to develop into this field
• Ability to work independently and at pace

Keywords : Level 3 IT Support, Network Engineer, 3rd Line Support, IT Support, Infrastructure, Networking, Network Management, Grimsby, Hull, Enterprise Network, Logistics

Reference : 21179

If you are interested in this role, click 'apply now' to forward an up-to-date copy of your CV.

We are an equal opportunities employer and welcome applications from all suitable candidates. The salary advertised is a guideline for this position. The offered renumeration will be dependent on the extent of your experience, qualifications, and skill set.

Ernest Gordon 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 our website.

Cisco Applications Admin x 2

+ 6-9 month initial contracts

+ 550-600 per day - Inside IR35

+ Hybrid working from Berkshire or Yorkshire

+ SC Cleared role

Key Skills:

+ Cisco Webex and Cisco Meetings

+ SC Clearance

+ MOD Experience

About the Role:
We're looking for an experienced Cisco Applications Administrator to manage and support our Webex and Cisco Meetings platforms . You'll be the subject matter expert for unified collaboration services, ensuring seamless, secure communication across the organisation. From user administration and troubleshooting to integrations and performance tuning, you'll keep collaboration running at enterprise scale.

Key Responsibilities:

• Administer, configure, and maintain Cisco Webex and Cisco Meetings environments.

• Manage user accounts, permissions, licensing, and policies.

• Monitor system performance and availability - troubleshoot and resolve incidents quickly.

• Support upgrades, patching, and integrations with other collaboration tools.

• Work with security and networking teams to enforce compliance and security standards.

• Develop and maintain documentation, best practices, and operational procedures.

• Act as an escalation point for collaboration-related support issues.

Essential Skills & Experience:

• Proven experience administering Cisco Webex and Cisco Meetings in a secure, enterprise environment.

• Strong understanding of unified communications and collaboration tools.

• Experience with Cisco Control Hub, Webex administration portal, and reporting/analytics.

• Knowledge of integration with Microsoft 365 (Teams, Outlook, OneDrive).

• Strong troubleshooting skills across voice, video, and conferencing services.

Desirable Skills:

• Familiarity with Cisco Unified Communications Manager (CUCM) or other Cisco UC platforms.

• Knowledge of hybrid deployments (on-premises and cloud).

• Experience with single sign-on (SSO), identity management, and security controls.

• Exposure to other enterprise collaboration tools (Zoom, Teams, Slack, etc.).