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Contractor 30
Inside IR35 network engineer

30 network engineer jobs found

CL
May 08, 2026  
CCTV Network Engineer
Rullion are looking for the following CCTV Network Engineers Location London UK Central West ASAP Start 12 months Inside IR35 £350 Per day Umbrella rate. We are seeking an experienced CCTV Engineer with strong technical skills in Synectics VMS, IP camera programming, and some experience of network fault finding. This role supports critical security infrastructure in Central West London, ensuring high system availability and exceptional performance. You will be responsible for configuring, and maintaining CCTV systems on Synectics Synergy, as well as building robust, secure video networks. We are keen to employ someone that can hit the ground running and support a fast changing environment . Key Responsibilities CCTV & VMS Responsibilities Install, configure, and maintain Synectics Synergy VMS, including servers, workstations, and storage. Program, configure, and commission IP cameras (fixed, PTZ, dome, thermal) including IP addressing, stream configuration, analytics...
IR35 Status:
Inside IR35

CV-Library City of London, London Contractor
CL
May 02, 2026  
Network Engineer
6‑month Senior Network Engineer contract in Didcot, £480 per day, supporting a large, complex network estate for a major UK scientific organisation. £480 + VAT per day 6‑month Contract (Inside IR35) - Umbrella only Didcot, Oxfordshire, UK - Hybrid (3 days onsite, non‑negotiable) Your new company We're partnered with a nationally important research organisation whose work powers major scientific breakthroughs and supports a wide range of innovative programmes across the UK. Their network infrastructure is essential to enabling collaboration, high‑performance computing, data exchange and secure connectivity across multiple sites. With continued investment in their digital estate, they are now looking for a Senior Network Engineer to help maintain, secure and evolve the organisation's core network services. This is a role where your engineering expertise will directly contribute to research and infrastructure used on a national and international scale. Your new role You will be...
IR35 Status:
Inside IR35

CV-Library Oxford, Oxfordshire Contractor
CL
May 01, 2026  
SC Cleared Extreme Network Engineer
SC Cleared Extreme Network Engineer Location: Reading (On-site) Start Date: May 2026 Duration: 9 Months Rate: £450/day Inside IR35 Clearance Required: SC Clearance (Active) We are currently seeking an experienced SC Cleared Extreme Network Engineer to support a key project based on-site in Reading. This is a fantastic opportunity to join a high-profile environment, working on critical network infrastructure over a 9-month engagement. Key Responsibilities: * Manage and support network infrastructure using Extreme Networks technologies * Ensure network stability, performance, and security across the environment * Troubleshoot and resolve complex networking issues * Support ongoing network operations and project delivery * Collaborate with wider technical teams to maintain service excellence Required Skills & Experience: * Strong hands-on experience with Extreme Networks solutions * Experience working with Juniper core networks * Proven background in network engineering...
IR35 Status:
Inside IR35

CV-Library Reading, Berkshire Contractor
CL
May 05, 2026  
Network Architect
Network Service Delivery Principal Location: Wokingham (3–5 days per week onsite) Start: ASAP Contract: 6 months initially Rate: £420 per day (Inside IR35) Overview Our client is seeking a visionary, highly technical Network Service Delivery Principal to lead the strategic design, evolution, and governance of a complex enterprise network estate. This is a senior, hands‑off architecture and leadership role. While engineering teams focus on delivery and operations, this position defines the network blueprint they build from—bridging business strategy and technical execution across on‑prem, cloud, and hybrid environments. You will architect scalable, automated, and secure network solutions spanning LAN, WAN (including SD‑WAN), cloud (AWS/Azure), and data centres, while driving the adoption of Network DevOps and Infrastructure as Code at an architectural level. Acting as a technical authority, you will guide senior stakeholders, mentor engineers, and ensure the network estate...
IR35 Status:
Inside IR35

CV-Library Reading, Berkshire Contractor
CL
May 10, 2026  
Chief Engineer - Directed Energy / High Power RF
Chief Engineer - High Power RF / Directed Energy Location: Chelmsford, Essex (Hybrid - 2 days onsite) Rate: £800 - £1000 per day (Inside IR35) SC Cleared 12 Month Contract Overview We are seeking a highly experienced Chief Engineer to act as a technical authority within high-power RF and directed energy systems. This is not a traditional delivery role tied to a single product. Instead, you will operate across a portfolio of customer-funded research and development programmes, shaping capability, guiding technical direction, and supporting the development of next-generation high-power sub-systems. Due to the specialist nature of the work, we are open to individuals looking for either a permanent position or a short-term/advisory engagement. The Role You will provide technical leadership across high-power and RF sub-systems, supporting activity from early concept through to demonstration and low-rate production. Key responsibilities include: Acting as the technical...
IR35 Status:
Inside IR35

CV-Library Chelmsford, Essex Contractor
CL
May 10, 2026  
NOC L2 Shift Service Engineer (SC Cleared)
NOC L2 Shift Service Engineer (SC Cleared) 12 Months - 12-hour day/night shifts on a rotating 4-5 day pattern 4-5 Days per week on site in Newport, Wales £55 per hour (Inside IR35) ***Please note - Due to the nature of this role and the client environment, the selected candidate must have ACTIVE SC Clearance and be a Sole British citizen*** This role sits within a 24/7 operational support function, focused on high-quality technical service delivery, infrastructure support, and continuous improvement. You'll work closely with internal teams and external stakeholders to maintain service performance and availability. Role Responsibilities Deliver technical support and service management within a live NOC environment Act as a key interface between engineering teams, architects, and third-party suppliers Monitor and respond to incidents, problems, and change requests Perform analysis of technical and network data to support issue resolution Lead or participate in incident bridge...
IR35 Status:
Inside IR35

CV-Library Newport PO30, UK Contractor
CL
May 10, 2026  
ICT Support Officer
IT Support Engineer (1st / 2nd Line) Location: Gloucester (Hybrid working) Day Rate: Up to £230 per day (Inside IR35) Contract: 3 months Our client, a leading organisation in their sector, is hiring an IT Support Engineer to provide 1st and 2nd line support across their IT infrastructure. This is a great opportunity to join a busy IT environment, supporting day-to-day operations while gaining exposure to infrastructure, networking, and security technologies. What you’ll do Provide 1st and 2nd line support across hardware, software, and user issues Troubleshoot and resolve incidents across desktops, servers, and networks Support core infrastructure, including servers and cloud-based services Assist with basic firewall configuration and network troubleshooting Manage user accounts, permissions, and access via Active Directory Escalate complex issues to senior engineers where required You’ll work closely with internal IT teams and stakeholders to ensure a reliable and...
IR35 Status:
Inside IR35

CV-Library Great Britain, United Kingdom Contractor
CL
May 10, 2026  
ICT Support Officer
IT Support Engineer (1st / 2nd Line) Location: Gloucester (Hybrid working) Day Rate: Up to £230 per day (Inside IR35) Contract: 3 months Our client, a leading organisation in their sector, is hiring an IT Support Engineer to provide 1st and 2nd line support across their IT infrastructure. This is a great opportunity to join a busy IT environment, supporting day-to-day operations while gaining exposure to infrastructure, networking, and security technologies. What you’ll do Provide 1st and 2nd line support across hardware, software, and user issues Troubleshoot and resolve incidents across desktops, servers, and networks Support core infrastructure, including servers and cloud-based services Assist with basic firewall configuration and network troubleshooting Manage user accounts, permissions, and access via Active Directory Escalate complex issues to senior engineers where required You’ll work closely with internal IT teams and stakeholders to ensure a reliable and...
IR35 Status:
Inside IR35

CV-Library Gloucester, ENG, GB Contractor
CL
May 10, 2026  
NOC L2 Shift Service Engineer
NOC L2 Shift Service Engineer Location: Newport Contract Type: 12‑month contract (likely extension) Working Pattern: 24/7 shift rota - 12‑hour day/night shifts Rate: £41.10 per hour PAYE | £55 per hour Umbrella IR35:Inside of IR35 Security Clearance:The role will require a high level of clearance The Role Our client is seeking an experienced NOC L2 Shift Service Engineer to join their Network Operations Centre in Newport. This is a critical role supporting live services across defence and large government environments, operating within a 24/7 service operation. You will provide second‑line technical support, working closely with internal engineers, architects, third‑party suppliers and stakeholders to ensure service availability, incident resolution and continuous service improvement. This role requires strong technical expertise in networking, excellent communication skills and the ability to work confidently in high‑pressure, security‑sensitive environments. Key...
IR35 Status:
Inside IR35

CV-Library Newport PO30, UK Contractor
CL
May 09, 2026  
Senior Cyber Security Engineer
Hackney Council | Contract | Inside IR35 Hackney Council is seeking an experienced Senior Cyber Security Engineer to join its security function on a contract basis. This role is ideal for a hands-on technical specialist with deep expertise in CrowdStrike and Splunk, capable of turning complex security telemetry into actionable intelligence and supporting enterprise-scale security operations. The Role As a Senior Cyber Security Engineer, you will act as a senior technical authority within the security team, working closely with internal stakeholders and an external SOC partner to strengthen endpoint security, detection, and response capabilities. Key Responsibilities * Endpoint Security Strategy: Lead the deployment, configuration, and ongoing management of the CrowdStrike Falcon platform. * SIEM & Detection Engineering: Design, optimise, and maintain Splunk dashboards, alerts, and data models to detect advanced threats. * Incident Response: Act as a technical...
IR35 Status:
Inside IR35

CV-Library E8, Hackney Central, Greater London Contractor
CL
May 09, 2026  
Electronics Test Engineer
Role: Electronics Test Engineer Location: Haverhill, Cambridge. CB4 0AB Duration: 3 months with possible extension IR35 Determination: Inside Rate: Negotiable on experience (umbrella) High Level Summary: This is an exciting role with our client based in the Cambridge UK office. You will be part of a key Boards engineering team developing hardware for Network cards, which are used for cloud and hyperscale data centre operators and for AMD's AI systems We are looking to hire a Test Engineer/Technician who can: Assist on assembling, testing and commissioning Production Test Fixtures to test PCIe Network cards. This may require limited soldering required for assembling cable harnesses used in the fixtures. Support release of production firmware to the manufacturing site by running candidate release on the Test fixtures as per an agreed test plan. Support Design Validation, debug of Network cards under supervision of other team members. XJTAG is used for low level production...
IR35 Status:
Inside IR35

CV-Library Cambridge, Cambridgeshire Contractor
CL
May 08, 2026  
Senior RF Engineer
Senior RF Engineer Edinburgh 12-month contract Paying up to £80p/h (Inside IR35) The Opportunity Our client is seeking a Senior RF Engineer to join a leading defence technology organisation developing cutting-edge radar systems for modern fighter aircraft and advanced maritime and airborne surveillance platforms. Key Responsibilities As an RF/Microwave Engineer, you will: Support the full hardware lifecycle from system concept through design, prototyping, test, verification, integration, and production support. Develop high-quality RF PCB and module designs using modern microwave technologies. Create test prototypes to validate and verify designs. Carry out detailed design activities from requirements capture through to verification. Produce and maintain clear technical documentation and reports under configuration management. Prepare manufacturing data packs and support subcontractors and manufacturing teams. Work closely with systems, electronics and test engineers to...
IR35 Status:
Inside IR35

CV-Library Edinburgh, UK Contractor
CL
May 08, 2026  
Works Inspector
Infrastructure Protection – Works Inspector Business Area: Infrastructure Protection Project: Third Party / External Development Works (TfL Infrastructure Interface) Pay Rate £400 per day (inside IR35) – Umbrella About the Role We are seeking an experienced Infrastructure Protection – Works Inspector to join a busy operational team managing third-party and external development works adjacent to or above TfL infrastructure. You will be responsible for ensuring that construction activities do not compromise the safety, integrity, or operation of the rail network. This includes surveillance checks of safe systems of work, monitoring high-risk construction activities, and undertaking statutory network patrols under ROGS requirements. This is a highly site-based role with significant exposure to active construction environments and operational railway interfaces. Location Site-based role (London Underground / TfL operational infrastructure) You will be required to attend...
IR35 Status:
Inside IR35

CV-Library E20, Stratford and New Town, Greater London Contractor
CL
May 07, 2026  
Wintel Engineer
Role Title: Wintel Engineer Duration: contract to run until 02/10/2026 Location: Barrow-In-Furness, Fully onsite 5 days per week Rate: up to £496.80 p/d Umbrella inside IR35 Clearance required: Active SC Clearance and you must be a Sole UK National Role purpose / summary The Wintel Engineer will be responsible for managing and supporting enterprise Windows and VMware environments, ensuring high availability, resilience, and performance. This role involves advanced virtualization, storage replication, and network integration. Key Responsibilities Administer and maintain VMware ESXi hosts, clusters, and virtual machines. Configure and manage vCenter and vSphere Distributed Switch (VDS). Implement and support SRDF Metro for storage replication and disaster recovery. Integrate VMware environments with Cisco ACI for network automation and security. Perform system upgrades, migrations, and capacity planning. Troubleshoot complex Wintel and virtualization issues. Ensure compliance...
IR35 Status:
Inside IR35

CV-Library Cumbria, UK Contractor
CL
May 07, 2026  
Cabling Engineer - Multiple UK Locations
Senior Cabling Engineer Data Centre & Corporate Projects | UK & International Travel An experienced Senior Cabling / Smart Hands Engineer is required to support data centre and corporate infrastructure projects. This is a hands-on role working in critical environments as part of a skilled delivery team. Key Requirements Minimum 3 years' experience in structured cabling Strong data centre and enterprise environment experience Installation, termination and testing of copper and fibre cabling Confident using Fluke test equipment for testing and fault finding Experience installing cable pathways (tray, basket, trunking, fibre runner) Rack & stack of network hardware (switches, routers, servers) Power and data cabling within server and network racks Able to follow patching schedules and technical documentation Basic IP addressing under guidance Health & Safety qualification (CSCS / ECS or equivalent)Qualifications (Essential / Preferred) At least 3 manufacturer or...
IR35 Status:
Inside IR35

CV-Library United Kingdom Contractor
CL
May 02, 2026  
Wintel Engineer
Role Title: Wintel Engineer Duration: contract to run until 02/10/2026 Location: Barrow-In-Furness, Fully onsite 5 days per week Rate: up to £496.80 p/d Umbrella inside IR35 Clearance required: Active SC Clearance and you must be a Sole UK National Role purpose / summary The Wintel Engineer will be responsible for managing and supporting enterprise Windows and VMware environments, ensuring high availability, resilience, and performance. This role involves advanced virtualization, storage replication, and network integration. Key Responsibilities Administer and maintain VMware ESXi hosts, clusters, and virtual machines. Configure and manage vCenter and vSphere Distributed Switch (VDS). Implement and support SRDF Metro for storage replication and disaster recovery. Integrate VMware environments with Cisco ACI for network automation and security. Perform system upgrades, migrations, and capacity planning. Troubleshoot complex Wintel and virtualization issues. Ensure compliance...
IR35 Status:
Inside IR35

CV-Library Cumbria, UK Contractor
CL
May 01, 2026  
Senior EC & I Engineer -Nuclear
Senior CE&I Engineer - Sellafield Projects Contract | £51-£56/hour (Inside IR35) Warrington | Hybrid - 3 days on site / 2 days remote Are you a Senior Control, Electrical & Instrumentation Engineer looking to apply your expertise within one of the UK's most complex nuclear environments? We are seeking a Senior CE&I Engineer to support a range of engineering and decommissioning projects across the Sellafield programme, delivering robust CE&I design and safety documentation within a highly regulated setting. This role offers the opportunity to contribute to nationally significant nuclear decommissioning work, supporting the delivery of safety-critical systems that underpin long-term hazard reduction at Sellafield. Key Responsibilities Deliver CE&I design work packages across a variety of nuclear engineering and decommissioning projects Produce and check design substantiation, safety documentation, and technical deliverables Provide expert CE&I input...
IR35 Status:
Inside IR35

CV-Library Warrington, Cheshire Contractor
CL
Apr 26, 2026  
Integration and System Validation Engineer
World Class Defence Organisation is currently looking to recruit 2x Integration and System Validation Engineer subcontractors on an initial 12 month contract.     The role would suit a candidate with the below experience: Network systems and protocols, experience of switch and router configuration and management Fault finding and route cause analysis at subsystem integration level Doors/ETM would be desirable Rate: £70.00 per hour Location: Bristol Hybrid / Remote working: 3-5 days on site; rest remote; lab-based position Contract: 37 Hours per week Overtime: Hours worked over 37 hours per week will be calculated at ‘time and a quarter’ Duration: 12 Months (initially and then ongoing and long-term thereafter) IR35 status: Inside IR35 (Umbrella)                                                                                                                                           Interview Process: One stage Video Interview Integration and System Validation Engineer Job...
IR35 Status:
Inside IR35

CV-Library Bristol, UK Contractor
CL
Mar 04, 2026  
Principal Structural Engineer
World Class Defence Organisation based in Stevenage, Hertfordshire is currently looking to recruit a Principal Structural Engineer subcontractor on an initial 12 month contract, with very likely extension.  The role will be onsite 4 days per week.     Candidates with a FE / FEA background ( Structural Engineer / Structural Analysis / Stress Engineer ) ideally from the Defence / Aerospace industry would be suitable for this position. Rate: £50.00 per hour Overtime Rate: Hours worked over the standard 37 hours per week, will be paid at ‘time and a quarter’ Location: Stevenage Hybrid / Remote working: The role will be onsite 4 days per week.  a 4-Day week of Monday to Thursday is possible. Duration: 12 Months with very likely extension. Contracts are often ongoing and long-term thereafter.  IR35 status: Inside IR35 (Umbrella) Interview process: One stage video interview   Principal Structural Engineer Job Description: The Mechanical Analysis Group are looking for a Principal...
IR35 Status:
Inside IR35

CV-Library Stevenage, UK Contractor
CL
May 10, 2026  
Project Manager
A well-established client of ours are looking for a Project Manager for the delivery of essential infrastructure projects across electricity transmission, distribution, renewable energy and customer connection frameworks, with an emphasis on a National Grid substation in the Wiltshire area. This assignment will start 13/04/2026 and last 6 months. This would be an inside IR35 role. Key responsibilities: Lead multidisciplinary construction and engineering teams through end‑to‑end project delivery, ensuring alignment across civil, M&E, and commercial workstreams. Deliver projects to agreed time, cost, quality, and safety requirements. Drive a cohesive project team ethos across Construction Managers, Commercial Managers, Design Leads, and Project Engineers Provide strong safety leadership, including preparation and oversight of Health & Safety Plans, Method Statements, and Risk Assessments. Maintain the highest standards of HSEQ performance and ensure compliance with...
IR35 Status:
Inside IR35

CV-Library Wiltshire, UK Contractor
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