25 network consultant jobs found

Principal Network Security Consultant A Global Financial Services Organisation requires a Contract Principal Network Security Consultant with deep expertise across network security architecture, WAF, F5, firewalls, network segmentation, VPNs and legacy on-prem infrastructure. IR35 Status: Outside Day Rate: £600-£650pd Travel: 2 days a week in Central London Office Duration: Initial 6 months Responsibilities: Lead the refresh of the organisation’s network security architecture and roadmap, providing senior technical direction across a complex, predominantly on-prem environment within a highly regulated banking/CNI setting. Provide deep network security expertise across WAF, network segmentation, firewall architecture and rule sets, VPN connectivity and legacy network infrastructure, acting as a senior consultant rather than a hands-on engineer. Drive the ongoing uplift of the F5 environment, with strong experience across F5 technologies essential;...

Network & Cloud Infrastructure Consultant - 1 month Contract (SOW) - Outside IR35 - Remote (Ad-hoc travel to Central London) We are looking for an experienced Network & Cloud Infrastructure Consultant to deliver a fixed-scope engagement supporting deployment of a quantum computing platform into a London-based innovation lab, covering design, implementation, testing, documentation, and handover. Key Responsibilities Design Layer 2/3 network architecture, including BGP routing where appropriate Implement MikroTik routing and GCP networking, including VPC, Firewalling, and IAM-aware access models Integrate and validate hybrid connectivity via Digital Realty ServiceFabric or equivalent Deploy and validate test rigs, supporting production deployment and commissioning Produce technical documentation, handover materials, and a final report What You Will Ideally Bring Strong enterprise/datacentre networking background, deep in Layer 2/3, BGP, and...

Job Title: Network & Security Consultant Day Rate: £400-450 per day - Outside IR35 / Limited Company Duration: 6 months initially Location: Central London - Fully onsite Start Date: ASAP Role We are assisting a client who require an experienced Cisco Network & Security Consultant to support a network and security infrastructure refresh, covering the deployment of Cisco Secure Firewall technology alongside a Cisco switching migration. This role requires strong technical capability across both network security and enterprise networking, with particular emphasis on Cisco Secure Firewall and advanced BGP. Key Responsibilities Design and deployment of a new Cisco Secure Firewall Management Center (FMC) High Availability pair Deployment and configuration of HA pair Cisco Secure Firewalls Migration of existing legacy firewall configurations to the new environment Review and optimisation of migrated configurations in line with current Cisco and...

Join a global financial services organisation where your network security expertise will drive critical infrastructure transformation and shape the future of secure banking operations. Salary:  £600 - 650 per day Principal Network Security Consultant A Global Financial Services Organisation requires a Contract Principal Network Security Consultant with deep expertise across network security architecture, WAF, F5, firewalls, network segmentation, VPNs and legacy on-prem infrastructure. IR35 Status: Outside Day Rate: £600-£650pd Travel: 2 days a week in Central London Office Duration: Initial 6 months Responsibilities: Lead the refresh of the organisation's network security architecture and roadmap, providing senior technical direction across a complex, predominantly on-prem environment within a highly regulated banking/CNI setting Provide deep network security expertise across WAF, network segmentation, firewall...

Job Title: Network & Security Consultant Day Rate: £400-450 per day - Outside IR35/Limited Company Duration: 6 months initially Location: Central London - Fully onsite Start Date: ASAP Role We are assisting a client who require an experienced Cisco Network & Security Consultant to support a network and security infrastructure refresh, covering the deployment of Cisco Secure Firewall technology alongside a Cisco switching migration. This role requires strong technical capability across both network security and enterprise networking, with particular emphasis on Cisco Secure Firewall and advanced BGP. Key Responsibilities Design and deployment of a new Cisco Secure Firewall Management Center (FMC) High Availability pair Deployment and configuration of HA pair Cisco Secure Firewalls Migration of existing Legacy Firewall configurations to the new environment Review and optimisation of migrated configurations in line with current Cisco and...

Principal Network Security Consultant A Global Financial Services Organisation requires a Contract Principal Network Security Consultant with deep expertise across network security architecture, WAF, F5, firewalls, network segmentation, VPNs and Legacy on-prem infrastructure. IR35 Status: Outside Day Rate: £600-£650pd Travel: 2 days a week in Central London Office Duration: Initial 6 months Responsibilities: Lead the refresh of the organisation's network security architecture and roadmap, providing senior technical direction across a complex, predominantly on-prem environment within a highly regulated banking/CNI setting. Provide deep network security expertise across WAF, network segmentation, Firewall architecture and rule sets, VPN connectivity and Legacy network infrastructure, acting as a senior consultant rather than a hands-on engineer. Drive the ongoing uplift of the F5 environment, with strong experience across F5 technologies essential; exposure to Palo...

Job Title: Network & Security Consultant Day Rate: £400-450 per day - Outside IR35/Limited Company Duration: 6 months initially Location: Central London - Fully onsite Start Date: ASAP Role We are assisting a client who require an experienced Cisco Network & Security Consultant to support a network and security infrastructure refresh, covering the deployment of Cisco Secure Firewall technology alongside a Cisco switching migration. This role requires strong technical capability across both network security and enterprise networking, with particular emphasis on Cisco Secure Firewall and advanced BGP. Key Responsibilities Design and deployment of a new Cisco Secure Firewall Management Center (FMC) High Availability pair Deployment and configuration of HA pair Cisco Secure Firewalls Migration of existing Legacy Firewall configurations to the new environment Review and optimisation of migrated configurations in line with current Cisco and security best practices...

Job Title: Network & Security Consultant Day Rate: £400-450 per day - Outside IR35 / Limited Company Duration: 6 months initially Location: Central London - Fully onsite Start Date: ASAP Role We are assisting a client who require an experienced Cisco Network & Security Consultant to support a network and security infrastructure refresh, covering the deployment of Cisco Secure Firewall technology alongside a Cisco switching migration. This role requires strong technical capability across both network security and enterprise networking, with particular emphasis on Cisco Secure Firewall and advanced BGP. Key Responsibilities Design and deployment of a new Cisco Secure Firewall Management Center (FMC) High Availability pair Deployment and configuration of HA pair Cisco Secure Firewalls Migration of existing legacy firewall configurations to the new environment Review and optimisation of migrated configurations in...

Join a technically ambitious environment where your Linux and HPC expertise will make an immediate impact on complex computational infrastructure. HPC & Linux Infrastructure Consultant Cambridge (Hybrid) £500-£550 / Day Outside IR35 - 3 Month Contract A genuinely hands-on HPC opportunity for an engineer who enjoys getting stuck into complex infrastructure. This is an opportunity to join a technically ambitious environment where your Linux and HPC expertise will have an immediate impact. You'll be brought in to assess and improve an existing computational platform, while also helping keep the underlying infrastructure running reliably day to day. You'll have the freedom to identify where things can be improved, make recommendations, and then get involved in delivering those changes. Role Style & Setup: This is a hands-on consulting engagement, rather than a pure review or advisory assignment. You'll work alongside the existing...

Join a technically ambitious environment where your Linux and HPC expertise will make an immediate impact on complex computational infrastructure. HPC & Linux Infrastructure Consultant Cambridge (Hybrid) £500-£550 / Day Outside IR35 - 3 Month Contract A genuinely hands-on HPC opportunity for an engineer who enjoys getting stuck into complex infrastructure. This is an opportunity to join a technically ambitious environment where your Linux and HPC expertise will have an immediate impact. You'll be brought in to assess and improve an existing computational platform, while also helping keep the underlying infrastructure running reliably day to day. You'll have the freedom to identify where things can be improved, make recommendations, and then get involved in delivering those changes. Role Style & Setup: This is a hands-on consulting engagement, rather than a pure review or advisory assignment. You'll work alongside the existing...

Prisma Access Consultant - Contract Location: UK Wide (Have to be a UK resident) Contract: 12 Months Day Rate: £500-£600 per day Outside IR35 We're looking for a highly experienced Prisma Access Consultant to join a major enterprise security programme, delivering hands-on Palo Alto Networks Prisma Access solutions across complex environments. This is a hands-on technical delivery role , so we need someone who has genuinely configured, deployed, migrated and troubleshot Prisma Access in live enterprise environments - not someone who has only worked at architecture or presales level. What you'll be doing Delivering Prisma Access implementations end-to-end , including service infrastructure, service connections, remote networks and mobile users. Designing, configuring and troubleshooting GlobalProtect environments. Building and managing security policies using App-ID, User-ID, URL Filtering and Threat Prevention . Configuring and troubleshooting IPsec VPNs...

Prisma Access Consultant - Contract Location: UK Wide (Have to be a UK resident) Contract: 12 Months Day Rate: £500-£600 per day Outside IR35 We're looking for a highly experienced Prisma Access Consultant to join a major enterprise security programme, delivering hands-on Palo Alto Networks Prisma Access solutions across complex environments. This is a hands-on technical delivery role , so we need someone who has genuinely configured, deployed, migrated and troubleshot Prisma Access in live enterprise environments - not someone who has only worked at architecture or presales level. What you'll be doing Delivering Prisma Access implementations end-to-end , including service infrastructure, service connections, remote networks and mobile users. Designing, configuring and troubleshooting GlobalProtect environments. Building and managing security policies using App-ID, User-ID, URL Filtering and Threat Prevention . Configuring and troubleshooting IPsec VPNs...

Job Title: Information Security Cloud Consultant/Architect - AWS & Azure Day Rate: £600 per day - Outside IR35/Limited Company Duration: 3+ months Based: Hybrid - Liverpool Start Date: ASAP Role We are seeking an experienced Information Security Cloud Consultant/Architect for an initial 3 month engagement, supporting the design, assurance and implementation of secure multi-cloud environments across AWS and Microsoft Azure. The role will provide specialist security architecture consultancy and independent design assurance for new cloud-based services and solutions, including cloud environments supporting the client's developing AI strategy, AI services and data platforms. Responsibilities Provide security architecture consultancy across AWS and Azure projects. Review and assure cloud solution designs against security standards, policies and architecture principles. Develop secure reference architectures, patterns and guardrails for multi-cloud environments. Support...

VMware Consultant VCF Outside IR35 Contract VMware Consultant - VCF & NSX Specialist Contract Outside IR35 Remote We're working with a number of enterprise organisations looking for experienced VMware Consultants to support large-scale infrastructure transformation and cloud modernisation projects. This is an excellent opportunity to join high-profile programmes delivering VMware Cloud Foundation (VCF), NSX and enterprise migration projects for well-known organisations. What you'll be doing Deploying and configuring VMware Cloud Foundation (VCF) environments. Working with vSphere, SDDC Manager and VMware infrastructure technologies. Designing and implementing NSX networking and micro-segmentation solutions. Supporting enterprise infrastructure transformation and cloud migration projects. Providing technical consultancy throughout project lifecycles, from proof of concept through to production deployment. Working closely with architects, engineers and customer...

Network Security Engineer (SC Cleared) UK Remote/Hybrid 6 Month Contract £380/day (Outside IR35) Network Security Engineer needed with active SC Security Clearance for a 6 Month Contract. Start ASAP in August/September 2026. The vast majority of the work is expected to be remote. However, there may be occasional travel to UK customer sites including - Warwick, Wokingham, Corsham + Farnborough. Working with a global IT Consultancy supporting a leading Telecoms end client: Must have strong hands-on experience of: F5, Zscaler + Palo Alto technologies.  Checkpoint, Juniper, Bluecoat, Cisco Network Solutions Technical Ownership of Customer Security infrastructure estate, processes, procedures, documentation + life cycle management. Acting as technical point of reference + escalation for Security related changes, modifications + projects for firewall rule bases. Technical point of contact for vendor support for security infrastructure incidents. Design of customer networks...

Network Security Engineer (SC Cleared) UK Remote/Hybrid 6 Month Contract £380/day (Outside IR35) Network Security Engineer needed with active SC Security Clearance for a 6 Month Contract. Start ASAP in August/September 2026. The vast majority of the work is expected to be remote. However, there may be occasional travel to UK customer sites including - Warwick, Wokingham, Corsham + Farnborough. Working with a global IT Consultancy supporting a leading Telecoms end client: Must have strong hands-on experience of: F5, Zscaler + Palo Alto technologies. Checkpoint, Juniper, Bluecoat, Cisco Network Solutions Technical Ownership of Customer Security infrastructure estate, processes, procedures, documentation + life cycle management. Acting as technical point of reference + escalation for Security related changes, modifications + projects for firewall rule bases. Technical point of contact for vendor support for security infrastructure incidents. Design of...

Network Security Engineer (SC Cleared) UK Remote/Hybrid 6 Month Contract £380/day (Outside IR35) Network Security Engineer needed with active SC Security Clearance for a 6 Month Contract. Start ASAP in August/September 2026. The vast majority of the work is expected to be remote. However, there may be occasional travel to UK customer sites including - Warwick, Wokingham, Corsham + Farnborough. Working with a global IT Consultancy supporting a leading Telecoms end client: Must have strong hands-on experience of: F5, Zscaler + Palo Alto technologies. Checkpoint, Juniper, Bluecoat, Cisco Network Solutions Technical Ownership of Customer Security infrastructure estate, processes, procedures, documentation + life cycle management. Acting as technical point of reference + escalation for Security related changes, modifications + projects for Firewall rule bases. Technical point of contact for vendor support for security infrastructure incidents. Design of...

Prisma Access Consultant - Contract Location: UK Wide (Have to be a UK resident) Contract: 12 Months Day Rate: £500-£600 per day Outside IR35 We're looking for a highly experienced Prisma Access Consultant to join a major enterprise security programme, delivering hands-on Palo Alto Networks Prisma Access solutions across complex environments click apply for full job details

AWS Solutions Architect Location: UK/Hybrid Type: Outside IR35 Contract | 6 months+ About the Opportunity Our client is a leading technology consultancy helping organisations accelerate their digital transformation journeys through cloud, automation, AI, and modern infrastructure solutions. They are seeking an experienced and certified AWS Solutions Architect to join a growing cloud practice, working across the full life cycle of client engagements, from early-stage solution design through to successful delivery. This role offers the opportunity to work with a diverse range of organisations across multiple sectors, helping them build secure, scalable, and resilient cloud environments. This position is ideal for someone who enjoys combining technical expertise with customer engagement and is comfortable moving between architecture design, strategic advisory work, and hands-on implementation. Key Responsibilities Collaborate with customers and internal...

Prisma Access Consultant - Contract Location: UK Wide (Have to be a UK resident) Contract: 12 Months Day Rate: £500-£600 per day Outside IR35 We're looking for a highly experienced Prisma Access Consultant to join a major enterprise security programme, delivering hands-on Palo Alto Networks Prisma Access solutions across complex environments click apply for full job details