13 network security engineer jobs found

London (Hybrid) £400 to £450/day Outside IR35 12-month contract Active SC Clearance required ASAP start iO Associates are looking for an experienced Cloud Network Engineer to support a major secure cloud transformation programme within the UK public sector. You'll play a key role in designing, implementing and managing networking for a Google Distributed Cloud (GDC) environment, helping deliver secure, resilient infrastructure for mission-critical services. Key Responsibilities Design and implement resilient cloud and hybrid network architectures. Configure secure site-to-site connectivity, VPNs and private interconnects. Manage VPCs, routing, peering and IP address management (IPAM). Deploy and maintain load balancing and private DNS solutions. Design and secure Kubernetes (GKE) networking, including network policies, private control planes and Istio Service Mesh. Monitor and troubleshoot network performance using flow logs and observability tooling. Essential...

Senior data Engineer – Quantexa – 6-months - £500 p/d (Outside IR35) We’re partnering with a leading global professional services organisation to hire a Senior Data Engineer with strong Quantexa experience to lead the delivery of large-scale, data-driven solutions for enterprise clients. What you’ll do Lead development of Quantexa-based data solutions Build and optimise data pipelines using Spark, Scala, Databricks & Python Configure Quantexa components (Entity Resolution, Scoring, Network Generation) Work with Architects and Tech Leads to design scalable, production-ready solutions Support integration into wider enterprise data platforms (cloud, DevOps, security) What you need Quantexa Technical Certification (required) Strong hands-on Quantexa delivery experience Background leading data engineering or integration projects for enterprise clients Strong skills in Scala, Python, Databricks Nice to have Financial Services / AML /...

Our Telecoms client is looking for a Project Network Engineer to join their team in Glasgow. This is a 6 months contract initially and the role is outside IR35. Please note that due to the nature of the role candidates are required 5 days per week onsite at offices just north of Glasgow. Key responsibilities: * Create and maintain technical documentation and ensure customer networks are documented as part of project handovers * Install, configure, fault find, report and maintain Routers, Switches and Firewalls * Completion of site surveys to enable installation * Rack, charger and telecoms equipment installation and commissioning to an excellent standard * Create Health and Safety documentation such as RAMS, POWRA to ensure H&S measures are adhered to. Required experience: * Proven experience in monitoring, maintaining, and troubleshooting network and system environments. * Strong background in IP Networking, including CCNA-level knowledge, WAN, LAN, and MPLS. *...

About Us   In 2019, the founders were working as engineers solving complex cross-domain problems within government organisations.   TwinStream was formed to bring together their collective expertise and experience into a single business, focused on delivering technical excellence and high-quality service to clients.   Since then, the company has grown to over 100 team members across the UK, with colleagues working both on-site with clients,  hybrid  and remotely from home.     Day Rate: £500 - £650 Location: Hybrid working in Cheltenham (3-4 days) with possible 24/7 call out when on rota   Security Clearance: Must have live DV Clearance      About the role:   Our cross-domain services are used in high-profile government organisations. The demand for these services continues to grow in both scope and scale. We are seeking an...

Outside IR35 Pay £475 a day 3 month rolling contract ECS Resource Group are currently working in partnership with a global managed service provider, assisting them with the search for a CyberArk Engineer on a contract basis. The successful candidate will be working with a Telecoms end client across various projects. Key Responsibilities Design, implement, and support enterprise CyberArk Privileged Access Management (PAM) solutions, including Vault, CPM, PSM and optional PTA components Onboard and manage privileged accounts across Windows, Linux, Unix, databases, network devices and cloud platforms (Azure, AWS, GCP) Integrate CyberArk with enterprise identity and infrastructure systems including Active Directory, Azure AD / Entra ID, LDAP and ServiceNow Develop automation scripts (PowerShell, Python, Bash) for onboarding, password rotation, health checks, and API-based integrations Provide operational support including troubleshooting PAM issues, managing...

CyberArk Consultant/Engineer We are seeking an experienced CyberArk Consultant/Engineer to design, implement, and support enterprise Privileged Access Management (PAM) solutions. You will be responsible for securing privileged accounts, managing access controls, and ensuring compliance across complex IT environments. Key Responsibilities Deploy, configure, and maintain CyberArk components including EPV, CPM, PSM, and PTA. Onboard and manage privileged accounts across Windows, Linux, databases, network devices, and cloud platforms. Configure password rotation, credential management, and privileged access policies. Integrate CyberArk with Active Directory, LDAP, Microsoft Entra ID (Azure AD), Azure, AWS, network devices, and databases. Implement least-privilege access, MFA, session monitoring, and auditing controls. Develop automation solutions using PowerShell, Python, or Bash. Troubleshoot CyberArk platform issues including CPM, PSM, Vault, LDAP, and...

Initial 6 month contract Central London (2-3 days on-site per week) Up to £500/day (Outside IR35) Our client is seeking an experienced networking professional to join their technical team, playing a key role in delivering and implementing enterprise-grade network solutions across a complex and evolving infrastructure environment. This is an excellent opportunity to work on large-scale networking projects, supporting the design and delivery of secure, resilient, and high-performing network environments. you'll collaborate with architects and technical teams to bring network designs to life, working with leading technologies including Cisco Nexus, Meraki, Palo Alto, Fortinet, and SD-WAN solutions. Job Title: Network Engineer Job Type: Initial 6 month Contract Location: Hybrid (2-3 days on-site per week) Rate: Up to £500/day (outside IR35) The Role: Engineer and implement network solutions based on High-Level Designs (HLDs) and Low-Level Designs (LLDs)....

Network Systems Engineer - Contract Opportunity Location:  Basildon Duration:  6 Months Rate:  Up to  £74 p/h  (Outside IR35) About the Role We are seeking a highly skilled  Network Systems Engineer  to support a leading engineering team on a critical programme. This role involves hands-on configuration, lab support, and contributing to the development of robust network architectures. You?ll work closely with the Lead Systems Engineer and wider technical teams to ensure systems are delivered to exacting standards. Key Responsibilities Systems Configuration  - Configure systems in line with Lead Systems Engineer specifications. Trials Support  - Provide technical assistance during trials and test activities. Network Architecture Development  - Support the creation of network architectures for lab environments. Lab Infrastructure Maintenance  - Assist in...

DV Cleared Infrastructure Test Engineers (x2) 📍 Location: Onsite - Hampshire 📅 Contract: Initial 12-Month Contract 💰 Rate: £500-£600 per day (Outside IR35) 🔒 Security Clearance: Active DV Clearance Required We are currently seeking two experienced DV Cleared Infrastructure Test Engineers / Test SMEs to support a high-profile, secure infrastructure programme within a complex and mission-critical environment. This is an opportunity to play a key role in the delivery assurance of critical infrastructure platforms and services, providing hands-on testing expertise across the full test lifecycle. Successful candidates will be responsible for planning, executing and assuring infrastructure testing activities while working closely with engineering, architecture and service delivery teams. Key Responsibilities Develop, review and execute Infrastructure Test Strategies, Test Plans, Test Scripts and Test Cases. Perform functional, integration, system, performance and operational...

DV Cleared Infrastructure Test Engineers (x2) Location: Onsite - Hampshire Contract: Initial 12-Month Contract Rate: £500-£600 per day (Outside IR35) Security Clearance: Active DV Clearance Required We are currently seeking two experienced DV Cleared Infrastructure Test Engineers/Test SMEs to support a high-profile, secure infrastructure programme within a complex and mission-critical environment. This is an opportunity to play a key role in the delivery assurance of critical infrastructure platforms and services, providing hands-on testing expertise across the full test life cycle. Successful candidates will be responsible for planning, executing and assuring infrastructure testing activities while working closely with engineering, architecture and service delivery teams. Key Responsibilities Develop, review and execute Infrastructure Test Strategies, Test Plans, Test Scripts and Test Cases . Perform functional, integration, system, performance and...

Data Engineer - Quantexa Contract: 6 months Location: London (Hybrid or Remote) Daily rate: £500 outside IR35 Currently hold a Security Clearance or be eligible to obtain it . A leading global consultancy is seeking experienced Senior Data Engineers to join a major data transformation programme. This is an exciting opportunity for a Senior Data Engineer with strong Quantexa expertise to deliver enterprise-scale solutions across complex data environments, working on high-impact projects for well-known organisations. As a Senior Data Engineer , you'll play a key role in designing and implementing Quantexa solutions, developing scalable data pipelines, and collaborating with architects, technical leads, and client stakeholders to deliver robust, production-ready platforms. Responsibilities Design, build, and optimise Quantexa data ingestion pipelines using Scala, Spark, and Databricks Configure Quantexa components including Entity Resolution, Scoring, and...

Role: Techincal Business Analyst Duration: 6 Months Location: Remote/2 days a week in Manchester Rate: £400-450 per day OUTSIDE IR35 We are looking for an experienced Business Analyst to join a major network transformation programme focused on improving network access, security and governance across a complex enterprise environment. Working closely with Architects, Infrastructure teams and Security SMEs, you will analyse network, user and system data to identify dependencies, access requirements and opportunities for improvement. The role is highly analytical, requiring someone who can interpret complex information, define requirements and support key technical and business decisions. This is an excellent opportunity for a Business Analyst with experience across infrastructure, security, IAM, network segmentation or ServiceNow/CMDB initiatives who enjoys solving complex problems and working within large-scale technology programmes. Responsibilities Analyse requirements,...

Infrastructure Tester x2 Location: Hampshire (Onsite) Duration: 18 Months Clearance: DV Clearance required (Active) Rate: £550 - £650 a day per day - Outside IR35 We are seeking an experienced DV Cleared Infrastructure Tester to join a major secure government programme based on-site in Basingstoke. This is a hands-on testing role focused on validating and assuring complex Zero Trust Infrastructure environments supporting mission-critical services. Working within a highly secure delivery team, you will be responsible for planning, executing and reporting infrastructure testing activities across a range of technologies, ensuring solutions are robust, secure and fit for operational deployment. Key Responsibilities Design and execute infrastructure test plans, test cases and test scripts. Validate Zero Trust architecture components and supporting infrastructure. Perform end-to-end testing across servers, networks, security controls and integrations. Verify deployments,...