17 of 17 Contract TCP/IP Jobs in London

Production Services Specialist II | Remote | Inside IR35 | $90 p / h | 4-Day Week (up to 40 hrs, Rota-Based) | IP Services / Load Balancing & DDI We're looking for an experienced Production Services Specialist II (contract) to support a large-scale IP … BlueCat (on-prem and Cloud Resolver) infrastructure. Support incident triage, proactive reviews and disaster recovery testing. Maintain documentation, runbooks and adherence to design / governance standards. Coordinate with senior engineers, architecture and business stakeholders. Contribute to Operations projects and infrastructure improvement initiatives. Key skills: 7+ years' experience ...

months | Inside IR35 Were hiring two separate contract engineers to work on hardware-integrated software projects: Contract C# Software Engineer (Windows) C# / .NET Windows desktop applications (Windows Forms) Multi-threaded & networked applications TCP / IP, UDP Hardware / physical … days per week (initially full-time on-site) Contract C++ Linux Software Engineer (Embedded) Strong C++ on Linux Embedded software experience Networking (TCP / IP, UDP) Build systems (OpenEmbedded / BitBake desirable) Hybrid working once up to speed (up to 2 days ...

clear communication, and the ability to support demanding front-office users with urgency and professionalism. Key Responsibilities Trade desktop support: Provide Tier II / III support for traders, schedulers, and Commercial users across desktops, laptops, virtual desktops, peripherals, Microsoft 365, collaboration tools, market data tools, and core business … applications. Service restoration: Troubleshoot and resolve high-impact workstation, application, printing, audio / video, authentication, network, and connectivity issues affecting trading or scheduling activity. Global coverage: Participate in 24x7 on-call, shift-based, and follow-the-sun support with Houston, London, and Singapore teams, ensuring clear handoffs ...

deliver resilient and secure platform services. Essential Skills & Experience DevOps & Linux Strong Linux administration experience (RedHat environments) Knowledge of RPMs, SELinux, filesystems, user / group management, and system administration Experience with Ansible automation Strong Git knowledge including GitHub, GitHub Actions CI, repositories, branching, merge requests, and code reviews … Sound understanding of networking concepts including IP addressing, CIDRs, TCP / IP, and TLS certificates Experience supporting Java applications, JVMs, and process management Nginx administration, particularly as a reverse proxy Performance tuning and capacity management across CPU, memory, and storage Experience with ...

configuration and tuning Solid understanding of web application security concepts including bot mitigation, DDoS protection, and rate limiting, with experience analysing HTTP / S traffic and security events Knowledge of TCP / IP, DNS, SSL / TLS, and CDN architectures ...

months Inside IR35 Were hiring two separate contract engineers to work on hardware-integrated software projects: Contract C# Software Engineer (Windows) C# / .NET Windows desktop applications (Windows Forms) Multi-threaded & networked applications TCP / IP, UDP Hardware / physical ...

mapping, RF optimisation, and seamless roaming Own the design, upgrade, and lifecycle management of Cisco ISE environments, including version upgrades, patching strategies, backup / restore, and HA topology improvements Optimise ISE policy frameworks, including authentication and authorisation policies, profiling, posture, and identity-based access control Design … accurate technical documentation, runbooks, and support artefacts Job Requirements: Security clearance (SC cleared or the ability to become SC cleared) Strong understanding of TCP / IP and OSI model fundamentals Experience with VLANs, trunking, inter-VLAN routing, DHCP, DNS, NTP, BGP, OSPF, EIGRP Solid ...

provide administration and support across the organisation's network and security estate, including: Enterprise switching and routing Firewall administration DNS, DHCP and TCP / IP services Secure remote connectivity Network monitoring and performance optimisation Endpoint protection technologies Vulnerability management Security monitoring platforms Certificate … management Technical Environment You'll have strong experience across most of the following technologies: Infrastructure Windows Server Red Hat Enterprise Linux VMware vSphere / vCenter Microsoft 365 SQL Server Enterprise virtualisation Hybrid infrastructure Backup & Recovery Veeam Backup & Replication Disaster Recovery Infrastructure monitoring Networking Cisco networking Fortinet firewalls ...

provide administration and support across the organisation's network and security estate, including: Enterprise switching and routing Firewall administration DNS, DHCP and TCP / IP services Secure remote connectivity Network monitoring and performance optimisation Endpoint protection technologies Vulnerability management Security monitoring platforms Certificate … management Technical Environment You'll have strong experience across most of the following technologies: Infrastructure Windows Server Red Hat Enterprise Linux VMware vSphere / vCenter Microsoft 365 SQL Server Enterprise virtualisation Hybrid infrastructure Backup & Recovery Veeam Backup & Replication Disaster Recovery Infrastructure monitoring Networking Cisco networking Fortinet firewalls ...

Senior Qualys Engineer - Contract UK-based | Hybrid / Flexible Working6-12 Month Contract (Likely Extension)Inside IR35 £550We're looking for an experienced Senior Qualys Engineer to support the expansion and optimisation of an enterprise-wide vulnerability management platform within a large, complex organisation. Key Responsibilities Expand … best practice guidance Skills & Experience Strong hands-on experience with Qualys VMDR Deep understanding of vulnerability management and asset discovery Strong networking knowledge (TCP / IP, DNS, firewalls, routing, VPNs) Experience working in large-scale enterprise environments Exposure to AWS, Azure ...

Production Specialist - Security Ops | $85-$95 p / hour, inside IR35 | UK (Fully remote) | 6 months (initially) | 4-day working week, worked on a rota basis - max 40 hours per week We're looking for a Production Services Specialist to join a Security Services operations team … operational support across the Security Services environment, primarily SkyHigh Web Gateway (Proxy), Trellix DLP (FireEye), F5 SSLO, FortiGate Firewalls and Trend Micro IDS / IPS Supporting adjacent security related network infrastructure, including Load Balancing, DNS, DHCP, and IPAM (DDI), as a secondary responsibility Picking up ad-hoc reporting ...

threaded and distributed applications, preferably with an understanding network of protocols. Strong Experience in developing Windows desktop applications in C# Interfacing with hardware / physical products .NET environment, Windows Forms, TCP / IP & UDP protocols Please apply or call for more information. ...

development skills Experience working with real-time, multi-threaded systems Knowledge of Linux environments, Bash scripting, and Python Understanding of networking protocols including TCP / IP and UDP Experience with OpenEmbedded, Bitbake, Makefiles, and embedded Linux development Ability to work collaboratively within a multi ...

development skills Experience working with real-time, multi-threaded systems Knowledge of Linux environments, Bash scripting, and Python Understanding of networking protocols including TCP / IP and UDP Experience with OpenEmbedded, Bitbake, Makefiles, and embedded Linux development Ability to work collaboratively within a multi ...

Contract Software Engineer essential skills - Strong C++ on Linux Significant embedded software engineer experience Desirable skills Build environment – OpenEmbedded, Bitbake, Makefiles Networking - UDP, TCP / IP, Analysis tools (e.g Wireshark) Linux Kernel and CLI tools BASH scripting Python Real-time multi-threaded software concepts ...

with large, complex codebases Deep experience with C#, .NET, and Windows Forms Strong grounding in multi-threaded and distributed applications Working knowledge of TCP / IP and UDP - network protocol experience is a real advantage here, since these displays talk ...

with large, complex codebases Deep experience with C#, .NET, and Windows Forms Strong grounding in multi-threaded and distributed applications Working knowledge of TCP / IP and UDP - network protocol experience is a real advantage here, since these displays talk ...