1 to 25 of 36 Contract TCP/IP Jobs in the UK

Job Title: IT / OT Onsite Network Engineer Location: Caerphilly Rd, Nantgarw, Cardiff CF15 7YJ, United Kingdom (Office based) Job Type: Contract (Inside IR35) Duration: 6 Months Job Summary: Join Tata Consultancy Services (TCS) as an IT / OT Onsite Network Engineer and play a vital role in supporting high-priority IT / OT … rules, network security, and micro-segmentation using VLANs, switches, and network taps. Specialize in industrial protocols: Gain hands-on experience with secure protocols such as OPC-UA, Modbus TCP / IP, Ethernet / IP, and SMB. Lead digital enablement: Deploy and manage OT business tools including remote access, file transfer … monitoring, and backups. Key Responsibilities: Support the Customer's Digital Technology Leader in delivering IT / OT security high-priority projects. Coordinate with facility, maintenance, EHS, quality, and operations teams on Secure Shop Connection projects. Provide internal and external audit support and manage integrations. Conduct OT / IT asset discovery, record management, and ongoing maintenance; liaise More ❯

Responsibilities: Configuration and administration of IBM z / OS mainframe network software. Configuration and administration of network related 3rd party system software. Provision of technical support for Mainframe Networking issues during the normal working day and out of hours on call support. Act as a Mainframe Networking resource for internal and external projects. Monitor the performance of mainframe … with all local, regional, global and regulatory policies, processes and procedures. Requirements: Experienced technician with basic skills in most and more advanced skills in some of the following: TCP / IP and associated products / protocols SNA, VTAM, APPN / … Enterprise Extender Connect Direct and other file transfer products Session Management products eg. TPX, Teleview, CL / Supersession Network Management products eg. NETVIEW, Netmaster / TCPIP Print server products eg. VPS Must be a self-starter, but also a completer / finisher who ensures that tasks / projects are fully completed with More ❯

Incident Response (CSIRT) / Security Operations Centre (SOC) Level 3 Analyst 2-3 Days onsite - Crawley 6-9 Month duration Reporting line: The Analyst will report to the Cyber Security Response Manager and work within the Information Systems directorate, based in the Crawley office. Job purpose: The role of an Incident Response (CSIRT) / SOC Level … contained and eradicated. Cyber Crisis Testing: Participate in cyber-attack simulations and scenario exercises to test resilience and improve preparedness. Reporting: Develop and improve reporting dashboards and security / performance metrics to drive continuous improvement in security operations. Security Tools Support: Support the implementation, maintenance, and configuration of security tools and systems for prevention, detection, and response. Audit … environments. SOC-specific training, qualifications, or a degree in Computer Science, Cybersecurity, IT, or a related subject. Ideally hold recognised security qualifications such as CISSP, AZ-500, GIAC / GCIA / GCIH, CASP+, CEH, or SIEM certifications. Strong knowledge of log correlation, analysis, forensics, and chain of custody requirements. Familiarity with regulatory frameworks (NCSC CAF, ISO More ❯

Info: First / Second Line Engineer Robert Half Technology are assisting a well-established professional services organisation to recruit a First / Second Line Engineer on a contract basis. Hybrid working - London based. Role * The First / Second Line Engineer will provide technical support to end-users, ensuring timely resolution of incidents and service … configurations, and basic network connectivity.* Maintain accurate documentation of incidents, requests, and system configurations.* Contribute to continuous improvement initiatives, identifying opportunities to enhance service delivery. Profile * The First / Second Line Engineer will have proven experience providing end-user IT support within a professional or corporate environment.* Strong knowledge of Windows 10 / 11, Office … Active Directory, and basic networking principles (DNS, DHCP, TCP / IP).* Familiarity with remote support tools and ticketing systems such as ServiceNow or Jira.* Excellent communication and interpersonal skills with a customer-focused mindset.* Ability to prioritise tasks effectively and work both independently and collaboratively within a team. Company * Professional services organisation with More ❯

actual equipment. Our approach to software development includes Configuration control Continuous Integration Continuous Delivery or Deployment. Unit testing and test-driven development. What do you need?: Proficient / Expert in C# / C++ Microsoft Visual Studio, Eclipse, Capacity to function from high level / system view into technical detail. Outstanding verbal, presentation, and … written communication skills Knowledge of using Microsoft Windows and Linux operating systems Non-essential Distributed simulation standards / Protocols (DIS, HLA, DDS) and web services development (JavaScript, Node JS or similar) Military Communications, Datalinks and Interfaces such as 1553 / 1760 and Ethernet TCP / IP Practical knowledge of System … position. Please note, this screening is contingent upon the initial success of your application. Security Clearance : British Citizen or a Dual UK national with British citizenship Restrictions and / or limitations relating to nationality and / or rights to work may apply. As a minimum and after offer stage, all successful candidates will need to undergo More ❯

World Class Defence Organisation is currently looking to recruit a C# / C++ Software Engineer subcontractor on an initial 12 month contract. The department are happy to consider candidates with a mixture of C# and C++ or someone with just C# experience. Job Title: C# / C++ Software Engineer Rate: £65.00 per hour Location: Stevenage Hybrid … / Remote working: The role will be a hybrid role of 3 or 4 days per week onsite 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) C# / … simulations and representations of real equipment. Our approach to software development includes Configuration control Continuous Integration Continuous Delivery or Deployment. Unit testing and test driven development. Skillset / experience required: Proficient in C# / C++ Microsoft Visual Studio, Eclipse, Ability to work from high level / system view into technical detail. Excellent verbal More ❯

World Class Defence Organisation is currently looking to recruit a C# / C++ Software Engineer subcontractor on an initial 12 month contract. The department are happy to consider candidates with a mixture of C# and C++ or someone with just C# experience. Job Title: C# / C++ Software Engineer Rate: £65.00 per hour Location: Stevenage Hybrid … / Remote working: The role will be a hybrid role of 3 or 4 days per week onsite 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) C# / … simulations and representations of real equipment. Our approach to software development includes Configuration control Continuous Integration Continuous Delivery or Deployment. Unit testing and test driven development. Skillset / experience required: Proficient in C# / C++ Microsoft Visual Studio, Eclipse, Ability to work from high level / system view into technical detail. Excellent verbal More ❯

A10 Network Engineer (DV / SC Cleared) We are seeking an experienced A10 Network Engineer for a 6 month contract, inside IR35, supporting high-security environments. Youll be working on complex network infrastructure, primarily focused on A10 Networks Application Delivery Controllers (ADCs) and security solutions. This role demands a hands-on engineer with a solid understanding of high … and processes in line with security compliance standards Essential Skills & Experience: Proven experience working with A10 Networks (Thunder ADC, CGNAT, SSL Insight) In-depth understanding of networking protocols TCP / IP, HTTP / S, DNS, SSL / TLS, BGP, OSPF Experience with load balancing, application delivery, and traffic optimisation Active More ❯

C# Software Engineer Location: Stevenage, UK Contract: 12 months Rate: £49.70 / hour PAYE (£56.93 / hour incl. holiday) or £65 / hour Umbrella We seek an engineer with recent high-integrity or safety-critical industry experience (defence, aerospace, or similar), or eligible for UK security clearance. Overview: Contribute to the development of advanced … presentation skills. Desirable Skills: Familiarity with distributed simulation standards (DIS, HLA, DDS). Experience developing web services (JavaScript, Node.js or similar). Knowledge of military communication protocols (1553 / 1760, Ethernet TCP / IP). Understanding of system integration principles and processes. More ❯

C# Software Engineer Location: Stevenage, UK Contract: 12 months Rate: £49.70 / hour PAYE (£56.93 / hour incl. holiday) or £65 / hour Umbrella We seek an engineer with recent high-integrity or safety-critical industry experience (defence, aerospace, or similar), or eligible for UK security clearance. Overview: Contribute to the development of advanced … presentation skills. Desirable Skills: Familiarity with distributed simulation standards (DIS, HLA, DDS). Experience developing web services (JavaScript, Node.js or similar). Knowledge of military communication protocols (1553 / 1760, Ethernet TCP / IP). Understanding of system integration principles and processes. More ❯

simulations and representations of real equipment. Our approach to software development includes Configuration control Continuous Integration Continuous Delivery or Deployment. Unit testing and test driven development. Skillset / experience required: Proficient in C# / C++ Microsoft Visual Studio, Eclipse, Ability to work from high level / system view into technical detail. Excellent verbal … presentation and written communication skills Knowledge of using Microsoft Windows and Linux operating systems Non-essential Distributed simulation standards / Protocols (DIS, HLA, DDS) and web services development (JavaScript, Node JS or similar) Military Communications, Datalinks and Interfaces such as 1553 / 1760 and Ethernet TCP / IP Practical knowledge More ❯

resolution of IT incidents. Manage, track, and close tickets in the company's IT service system, escalating when needed. Support and maintain systems including Microsoft 365, Windows 10 / 11, and Windows Server (2016-2022), remote access, and general infrastructure troubleshooting. Excellent training and professional development opportunities, including ITIL and Microsoft certifications. The Person: Proven IT support experience … in a customer-facing or field-based role. Confident troubleshooting across desktop, network, and server environments. Strong knowledge of Microsoft technologies and network fundamentals (TCP / IP, LAN / WAN, DNS). Full UK driving license ITIL Foundation certification is desirable but not essential. Reference Number: BBBH263333 To apply for this role More ❯

C# Software Engineer required for long term contract assignment based in Stevenage Skillset / experience required: Proficient in C# / C++ Microsoft Visual Studio, Eclipse, Ability to work from high level / system view into technical detail. Excellent verbal, presentation and written communication skills Knowledge of using Microsoft Windows and Linux operating systems Non … essential Distributed simulation standards / Protocols (DIS, HLA, DDS) and web services development (JavaScript, Node JS or similar) Military Communications, Datalinks and Interfaces such as 1553 / 1760 and Ethernet TCP / IP Practical knowledge of System integration principles and processes Overview of department: WSSE are integral in the development … law. Both Modis International Ltd and Modis Europe Ltd are Equal Opportunities Employers. By applying for this role your details will be submitted to Modis International Ltd and / or Modis Europe Ltd. Our Candidate Privacy Information Statement which explains how we will use your information is available on the Modis website. More ❯

project in AWS, separating production and non-production environments. Key Responsibilities: Design, implement, and support enterprise network infrastructure across Cisco and Palo Alto on-premises environments, and Azure / AWS cloud platforms. Lead deployment and optimisation of SD-WAN and SASE / SSE technologies (e.g., Netskope, Zscaler, Cisco Umbrella). Manage and maintain secure network architectures … root cause analysis, and ongoing improvements. Required Skills & Experience: Extensive experience executing network refresh projects. Strong expertise with Cisco, Palo Alto, HAProxy, and Azure networking. Solid understanding of TCP / IP, DNS, DHCP, VPNs, VLANs, firewall policies, and routing protocols (BGP, OSPF). Proven track record with SD-WAN deployments. Practical knowledge of SSE … / SASE platforms (e.g., Netskope, Zscaler, Prisma Access). Experience with AWS and / or Azure networking (VPC / VNet, transit gateways, peering, VPNs). Proficiency with monitoring and troubleshooting tools (NetFlow, Wireshark, CloudWatch, Grafana). Strong communication, documentation, and collaboration skills. Preferred Certifications: Cisco: CCNP, CCIE AWS: Advanced Networking, Solutions Architect Microsoft: Azure More ❯

Weareseekinganexperienced SeniorDevOpsEngineer withstrongexpertiseinnetworkappliancesandcloudinfrastructure,toworkwithagovernmentdepartment.Thisisa12monthcontract,paying£750perday,insideIR35,hybridworking(3daysperweekonsite) ActiveSCClearanceisrequiredpriortocommencingtheassignment. KeyResponsibilities Design,implement,andadministerF5appliancesinAWS Standardisemultiplenetworksolutionsintoasingle,self-servicepattern ConfigureandmanagePaloAltoandCheckPointfirewallsinenterpriseenvironments Buildandmanagesecure,scalableAWSinfrastructure(EC2,VPC,IAM,TransitGateway,VPN,etc.) DevelopandmaintainCI / CDpipelines(Jenkins,GitLabCI) AutomateinfrastructureusingTerraform,Ansible,andIaC / CaCmethodologies Monitor,troubleshoot,andoptimisehybridsystems,networks,andapplications Collaboratewithsecurity,development,andoperationsteamstoembedDevSecOpsbestpractices Participateinincidentresponseandrootcauseanalysis Documentinfrastructure,processes,andtopologies RequiredSkillsandExperience Hands-onexpertisewithF5loadbalancers StrongexperiencewithPaloAltoNetworksandCheckPointfirewalls KnowledgeofZscaler(preferred) Strongunderstandingofnetworkingprotocols(TCP / IP,DNS,SSL / TLS,routing) ProficiencywithAWSservicesincludingEC2,ELB,VPC,S3,CloudWatch,IAM,etc. ExperiencewithDevOpstools:Git,Jenkins,Docker,Ansible,Terraform Strongscriptingskills(Bash,Python,orsimilar) Backgroundinmanagingproductionsystemswithinregulatedorhigh-availabilityenvironments Experiencementoringandsupportingjuniorengineers More ❯

efficiently. Key Responsibilities: Provide day-to-day technical support for laptops, desktops, and peripherals (printers, monitors, mobile devices). Install, configure, and maintain Windows operating systems (Windows 10 / 11) and standard business applications. Troubleshoot network connectivity issues, including Wi-Fi, VPN, and LAN / WAN problems. Manage user accounts, permissions, and security in Active Directory … hardware and software upgrades, imaging, and deployment of new laptops. Key Skills & Experience: Proven experience in an IT Support or Service Desk role. Strong knowledge of Windows 10 / 11, Microsoft Office 365, and general desktop support. Good understanding of networking fundamentals (TCP / IP, DNS, DHCP, VPN, firewalls, and switches). More ❯

efficiently. Key Responsibilities: Provide day-to-day technical support for laptops, desktops, and peripherals (printers, monitors, mobile devices). Install, configure, and maintain Windows operating systems (Windows 10 / 11) and standard business applications. Troubleshoot network connectivity issues, including Wi-Fi, VPN, and LAN / WAN problems. Manage user accounts, permissions, and security in Active Directory … hardware and software upgrades, imaging, and deployment of new laptops. Key Skills & Experience: Proven experience in an IT Support or Service Desk role. Strong knowledge of Windows 10 / 11, Microsoft Office 365, and general desktop support. Good understanding of networking fundamentals (TCP / IP, DNS, DHCP, VPN, firewalls, and switches). More ❯

Senior Infrastructure Engineer Reading based - hybrid working 3 months initially Up to £85ph inside IR35 / Umbrella Candidates must be willing to undergo the Security Clearance checks required for the role. What you will do as a Senior Infrastructure Engineer Act as the technical authority on one or more platform engineering domains (e.g. cloud, virtualisation, automation, networking, or … and recommend the best approach for complex challenges. Core areas (must have): • Windows and Linux operating systems • Virtualisation platforms (VMware, Hyper-V) and containerisation (Kubernetes, Docker)Networking concepts (TCP / IP, DNS, DHCP, firewalls) • Automation and scripting (e.g. PowerShell, Bash, Python, Ansible, Terraform) • Knowledge of cyber security controls and accreditation requirements • Experience across the … with cloud platforms (AWS, Azure) and Infrastructure as Code (CloudFormation, Terraform) • Experience integrating enterprise services (Active Directory, PKI, monitoring, SIEM) • Hands-on use of DevSecOps tools and CI / CD pipelines • Industry certifications (VMware VCP, AWS Solutions Architect, Microsoft, Kubernetes, or equivalent) • Experience presenting at technical forums or contributing to technical standards • This is not an exhaustive list More ❯

Job Description – Network Engineer Location: Aberdeen, Scotland (On-site) Contract Type: Temporary / Contract Duration: 6 months with possible extension Role Overview The Network Engineer / Subject Matter Expert (SME) will be responsible for the design, deployment, and support of network infrastructure as part of corporate real estate initiatives. This includes new site builds, expansions, relocations … and integration / separation activities in collaboration with global and local facilities teams, IT infrastructure, and project managers. Key Responsibilities Design and implement network infrastructure for real estate projects, including new facilities (Greenfield), expansions, relocations, co-locations, and other transformation activities. Collaborate with project managers to support the technical design and execution of network solutions aligned with organizational … projects. Strong understanding of active and passive network components and their integration into physical environments. Technical Skills Strong knowledge of networking fundamentals: routing, switching, subnetting, VLANs, STP, VTP, TCP / IP, DNS, DHCP . Proven experience in network design and implementation, including resilient topologies and SD-WAN solutions . Hands-on experience with major More ❯

A problem-solving mindset and the ability to innovate under pressure. Experience with: Windows and Linux operating systems Virtualisation platforms (VMware, Hyper-V) and containerisation (Kubernetes, Docker) Networking (TCP / IP, DNS, DHCP, firewalls) Automation and scripting (PowerShell, Bash, Python, Ansible, Terraform) Cyber security controls and accreditation processes Systems engineering lifecycle from design to … AWS, Azure) and Infrastructure as Code (CloudFormation, Terraform) Integration of enterprise services such as Active Directory, PKI, SIEM, and monitoring tools Hands-on with DevSecOps tools and CI / CD pipelines Relevant industry certifications (VMware VCP, AWS Solutions Architect, Microsoft, Kubernetes, etc.) Experience presenting at technical boards or industry forums If you'd like to discuss this role More ❯

1st line team. Troubleshoot and resolve M365 issues (including Exchange Online, Teams, SharePoint, OneDrive), Azure AD and other Microsoft cloud services. Diagnose and support Aruba network systems (wired / wireless), including configuration, connectivity issues, access points and switches. Manage service desk tickets using ITSM tools, maintain accurate documentation and update knowledge-base articles. Work collaboratively with account managers … and technical teams to ensure SLA compliance, client satisfaction and continuous improvement. Contribute to onboarding / migration projects, system updates or client site roll-outs where required. What we’re looking for Extensive service-desk / 2nd line experience within an MSP environment (multi-client, high volume). Strong technical expertise in Microsoft 365 (admin portal … troubleshooting services, identity management) Hands-on experience with Aruba networking technologies (preferably Aruba wired / wireless infrastructure). Solid background in networks (TCP / IP, DHCP, DNS, switching, wireless) and endpoint troubleshooting. Excellent customer-facing skills, ability to communicate clearly with technical and non-technical users. A proactive, organised mindset, comfortable working More ❯

Job Description: Position: Network Engineer / SME Location: Aberdeen, Scotland (onsite) Job Requirement: Minimum 4 years of hands-on experience in network and infrastructure implementation within real estate or facilities projects. Strong understanding of passive and active network components and their integration into physical environments. Technical Skills: Deep knowledge of networking fundamentals: routing, switching, subnetting, VLANs, STP, VTP … TCP / IP, DNS, DHCP. Proven experience in network design and implementation, including resilient topologies and SD-WAN solutions. Hands-on experience with major networking platforms such as Cisco, Arista, and Palo Alto. Familiarity with cybersecurity principles including firewalls, VPNs, and secure network design. Scripting and automation skills (e.g., Python, Ruby, Perl) for network More ❯

across multiple platform domains, with a track record of delivering secure solutions Windows and Linux operating systems Virtualisation platforms (VMware, Hyper-V) and containerisation (Kubernetes, Docker) Networking concepts (TCP / IP, DNS, DHCP, firewalls) Automation and scripting (e.g. PowerShell, Bash, Python, Ansible, Terraform) Knowledge of cybersecurity controls and accreditation requirements Expertise with cloud platforms … AWS, Azure) and Infrastructure as Code (CloudFormation, Terraform) Experience integrating enterprise services (Active Directory, PKI, monitoring, SIEM) Hands-on use of DevSecOps tools and CI / CD pipelines Industry certifications (VMware VCP, AWS Solutions Architect, Microsoft, Kubernetes, or equivalent) If this all sounds like something you will be interested in then simply apply and we can discuss the More ❯

across multiple platform domains, with a track record of delivering secure solutions Windows and Linux operating systems Virtualisation platforms (VMware, Hyper-V) and containerisation (Kubernetes, Docker) Networking concepts (TCP / IP, DNS, DHCP, firewalls) Automation and scripting (e.g. PowerShell, Bash, Python, Ansible, Terraform) Knowledge of cybersecurity controls and accreditation requirements Expertise with cloud platforms … AWS, Azure) and Infrastructure as Code (CloudFormation, Terraform) Experience integrating enterprise services (Active Directory, PKI, monitoring, SIEM) Hands-on use of DevSecOps tools and CI / CD pipelines Industry certifications (VMware VCP, AWS Solutions Architect, Microsoft, Kubernetes, or equivalent) If this all sounds like something you will be interested in then simply apply and we can discuss the More ❯

We're supporting a leading defence contractor delivering a major new communications programme in the Bristol area. We're seeking SC Cleared Solution / Integration Engineers to join the team on a long-term assignment. This role is ideally suited to engineers with experience in systems integration, communication systems engineering, and tactical networking - particularly those who have worked … to-end solutions. Essential Skills & Experience Strong background in systems integration and communications engineering . Experience with tactical radios (HF, VHF, UHF, MESH, MANET). Solid understanding of TCP / IP Networking and MANET-focused comms plans. Integration and testing of ATAK plugins and applications . Windows / Linux management systems for … Confluence). Hands-on deployment and troubleshooting experience, ideally in the field. Excellent communication and problem-solving skills. Desirable Ex-military background or experience working in a military / secure engineering environment. Familiarity with JavaScript Object Notation, PowerShell, or Command Prompt Scripting. Experience contributing to design documentation and technical publications. Additional Information Full-time onsite role (Filton, Bristol More ❯