1 to 25 of 56 TCP/IP Jobs in London

Investment Banking - Low Latency C++ Developer - financial markets / Linux / Scripting / low latency / TCP / IP PURPOSE AND SUMMARY We are looking for a C++ developer to be part of the low latency … swift and frequent delivery of useful software. ESSENTIAL DUTIES AND RESPONSIBILITIES Plan, design, develop, document, test, deploy, and support new and existing features / modules SKILLS & EXPERIENCES ASSESSMENT 7+ years of C / C++ development experience Experience with financial markets / clients Experience with ...

technical depth.* Experience interpreting CIS security hardening recommendations within regulated environments supports robust compliance measures.* Familiarity with Infrastructure as Code concepts alongside CI / CD pipelines utilising tools such as Git, Ansible, Terraform or TeamCity is expected.* Experience with Serena Deployment Automation (SDA), Jenkins or analogous deployment tools … enhances operational efficacy.* Desirable skills include authoring playbooks on AWX / Ansible Tower; advanced proficiency in Kubernetes / Docker orchestration; database administration (SQL Server / Oracle / Sybase / MongoDB / Snowflake); IBM Tivoli / Netcool ...

infrastructure, networking, and SOC teams to deliver robust security outcomes. Key Responsibilities: Palo Alto Administer, configure, and support Palo Alto NGFWs (PA-Series / VM-Series) including: Security policy rules, NAT, zones, routing, interfaces, HA, and objects App-ID / User-ID / Content … filtering, Anti-Spyware, Vulnerability profiles SSL decryption policy management (where applicable) and related operational impacts Work closely with Network Engineers, Cloud / Platform teams, and Service Owners Support projects such as: Firewall migrations, data centre moves, cloud connectivity, segmentation initiatives Zero Trust or least privilege initiatives Integration with ...

Hosting / Provisioning Manager - sought by leading commodity trading firm based in London - Hybrid role Experience Required: Lead, mentor, and manage a high-performing technical engineering team, fostering a culture of collaboration, accountability, and continuous learning. Serve as the subject-matter expert for Red Hat Enterprise Linux , ensuring … automation and orchestration workflows using PowerShell, Ansible, Git, and related DevOps tools. Ensure strong network reliability through solid understanding of firewalls, switching, routing, TCP / IP, WAN, and LAN technologies. Skills: Expert-level Red Hat Linux administration skills. Expert-level VMware vSphere administration expertise. ...

Hosting / Provisioning Manager - sought by leading commodity trading firm based in London - Hybrid role Experience Required: Lead, mentor, and manage a high-performing technical engineering team, fostering a culture of collaboration, accountability, and continuous learning. Serve as the subject-matter expert for Red Hat Enterprise Linux , ensuring … automation and orchestration workflows using PowerShell, Ansible, Git, and related DevOps tools. Ensure strong network reliability through solid understanding of firewalls, switching, routing, TCP / IP, WAN, and LAN technologies. Skills: Expert-level Red Hat Linux administration skills. Expert-level VMware vSphere administration expertise. ...

looking for a Engineer with a 1st Class / 2.i Degree from a top University. A BEng, MEng, BSc, MSc, PhD or equivalent in Engineering / Physics / Mathematics / Computer Science / Electronics / Electrical and Electronics … coding and building complex software engineering products. The job requires excellent development skills and would include experience in coding skills such as: C / C++ Embedded C Python C#.NET Golang Python Linux Java Assembly This leading, award winning firm is looking to recruit a bright PhD, BSc, BENg ...

Field Engineer / IT Onsite Technical Engineer Salary: £26,799.90-£32,000.00 per year & Benefits Field based role- covering multiple areas across Surrey and Croydon / South London Full Clean Drivers License is required English Speaking We are seeking a dedicated and technically proficient Field Engineer … tools. This position offers an excellent opportunity to develop your career within a dynamic and innovative organisation. Job Description: Onsite IT Technical Engineer / IT Field Engineer Install, configure, and maintain computer hardware, operating systems (Windows, macOS, Linux), and network infrastructure. Provide technical support to end-users ...

technical assistance to end users Assist in telecom phone setup using Cisco Unified Communications Manager and Cisco Unity Connection Administration to create extensions / voice mail and modify users’ phones when requested Setup, dismantling and relocating users’ desks Manage and maintain technology equipment inventory in asset management system … wishes Maintain strong knowledge of third-party video conference systems. Including but not limited to: WebEx, Zoom, MS Teams Travel to Europe / Paris office to provide on-site support to firm’s Paris-based community Technology Support Specialist Skills & Requirements: Bachelor’s degree or Professional certification preferred ...

week in the London office) · Pension scheme · Long-term stability within a growing organisation Role Responsibilities: · Maintain and support Linux servers (Red Hat / CentOS) across physical and virtual environments. · Support Windows-based environments where required. · Monitor system performance, availability, and security. · Troubleshoot infrastructure and networking issues across … TCP / IP stack. · Apply patches, updates, and security fixes in line with best practice. · Support AWS infrastructure including compute, storage, and networking. · Maintain backups, disaster recovery processes, and system documentation. · Work closely with engineering, security, and operations teams. · Contribute to automation and continuous ...

patch management and system upgrade 2.Demonstrated experience in scripting and automation e.g., PowerShell, Python to streamline patching and upgrade processes. 3.Windows Server 2003 / 2008 / 2012 / 2016 / 2019 / 2022 Install, Configure, Manage 4.Active Directory Install, Configure … Manage 5.Windows Networking Technologies DNS, TCP / IP, DHCP 6.MS Failover Clustering Install, Configure, Manage 7.Infoblox 8.VMWare 9.SCCM Install, Configure, Manage ...

knowledgeable in IT, have a passion for Cyber Security, excellent interpersonal skills, and be a strong team player. This is an integration / troubleshooting role focused on web application behaviour and browser-level diagnostics; it is not a role for building new websites or product UI. Core Responsibilities … Endpoint Security team to implement and support Menlo's browser isolation solution. Lead web integration and compatibility efforts (eg, authentication flows, cookies / sessions, headers, browser behaviour, and application-specific issues). Troubleshoot and resolve web application and browser-related issues affecting the browser isolation solution; work with ...

work to give development teams the tools for their job, including application performance monitoring, exception, log and metrics aggregation, dashboards, and declarative CI / CD (continuous integration / continuous delivery) pipelines. You'll evangelise product teams about service-level indicators, objectives, and error budgets, and negotiate … Amazon Web Services Azure AWS CodePipelines and AWS CodeBuild Terraform & AWS Copilot (CloudFormation) Elastic Container Service (ECS) and Elastic Container Registry (ECR) ElasticSearch / OpenSearch Python and Django framework PostgreSQL as a service (Amazon RDS) Sentry Redis / Elasticache Essential experience Cloud experience with either Amazon ...

Attributes: You’re confident, client-focused and technically sharp, with: Strong hands-on experience with Windows 10 and macOS Solid understanding of LAN / WAN / Wi-Fi networking Proficiency in Windows Server 2012 / 2016 / 2019 and technologies like: Active … Directory, Hyper-V, DNS, DHCP, DFS, ADFS, FAP Knowledge of PC setup , TCP / IP networking and system configuration Experience with cloud platforms such as Office 365, Google Workspace, AWS or Azure Ability to troubleshoot client-side apps (e.g. Microsoft Office) Advanced problem-solving ...

Cleared Linux Systems Administrator Location: On-site (Secure Facility - London Clearance: Active UK Developed Vetting (DV) required Employment Type: Full-Time Sector: Secure / Defence / Government About the Role We are seeking an experienced DV Cleared Linux Systems Administrator to join our secure operations team. … secure configuration, system hardening, and compliance frameworks. Familiarity with configuration management or automation tools (e.g., Ansible, Puppet). Good understanding of networking fundamentals (TCP / IP, DNS, DHCP, firewalls). Experience with monitoring tools (Nagios, Zabbix, Prometheus, or equivalent). Strong problem-solving skills ...

Either an IT Graduate or a professional already working within the IT sector; candidates must have a clear background in IT. Responsibilities / Essential Skills Support with fulfilment of Service Requests, Incidents, Monitoring and completion of daily tasks within Service Level Agreements Manage incident and service desk tickets … through to resolution including knowing when to escalate to 2nd / 3rd Line Management of Service Desk processes such as Joiners, Movers, Leavers, etc Ensure that the Service Desk delivers excellent Customer Service Identify and implement improvements to IT services, tools and processes administered and supported by Service ...

support or helpdesk teams (1-5 staff) in a hands on capacity. Microsoft Windows, Active Directory * Microsoft Office 365 (Exchange Online, SharePoint) iOS / iPhone and JAMF device management TCP / IP networking fundamentals Proven ability to manage helpdesk tools and CMDB … systems, and produce reports / metrics dashboards. Excellent prioritisation, problem-solving, and communication skills Familiarity with service desk best practices Excellent inter-personal skills Retail tools or point-of sale systems experience is a strong advantage Formal IT qualifications (A levels, degree, or certifications such as Microsoft / ...

public sector accounts. This is a remote, client-facing role for a highly technical and experienced presales professional with a strong Government / Public Sector background and current SC clearance. Key Requirements: We are looking for a client-facing technical expert with deep presales experience, capable of operating … success supporting UK Government or public sector clients Ability to translate technical challenges into clear commercial value Cisco routing, switching, gateways, and applications TCP / IP, SNMP, Netflow, VoIP LAN / WAN topologies (MPLS, Frame Relay, ATM) Security concepts and network infrastructure ...

public sector accounts. This is a remote, client-facing role for a highly technical and experienced presales professional with a strong Government / Public Sector background and current SC clearance . Key Requirements We are looking for a client-facing technical expert with deep presales experience, capable … commercial value Confident at C-Suite Level and able to hold customer meetings onsite Strong expertise in: Cisco routing, switching, gateways, and applications TCP / IP, SNMP, Netflow, VoIP LAN / WAN topologies (MPLS, Frame Relay, ATM) Security concepts and network infrastructure ...

C++ Developer / Technical Lead (Windows C / C++, C#) London to £115k FTC Are you a skilled C++ Developer with technical / team leadership skills looking for a new opportunity? You could be progressing your career in a senior, hands-on role … global market data provider. As a C++ Developer / Technical Lead you will head-up an Agile team (5 engineers) focussed on building and maintaining Exchange Connectivity software systems that require real-time and low latency, maintaining data feeds and developing key underlying transport protocols for data transmission. ...

Trade Infrastructure / Reliability Engineer - Systematic Hedge Fund The Trading Infrastructure Engineer will be part of a highly talented team of support engineers responsible for ensuring high availability of mission critical services such Infrastructure as a Service (IaaS), Build & Deploy, Research and Trading. The candidate will be responsible … AMER regions.. Company Highlights: Over £100bn AUM, trading a broad range of asset classes Software firm first - Massively data and tech driven, ML / AI is integrated into all of their trading strategies Significant investment in infrastructure to support large-scale software growth Massive on collaboration - encourage cross ...

line support for service requests, incidents, monitoring tasks, and daily checks within agreed SLAs Manage and resolve service desk tickets, escalating to 2nd / 3rd line when necessary Support service desk processes including Joiners, Movers, and Leavers Deliver excellent customer service to all users across the organisation Identify … services Essential Skills & Experience Experience supporting end users within an IT environment Azure and on-prem Active Directory administration Windows 10 / 11 operating system support Microsoft 365 / Office 365 user administration Understanding of LAN / WAN networking, TCP / ...

Summary Working directly under the Projects Team Manager, and alongside a team of other IT engineers, administrators, specialists and technicians, this IT Systems / Network Administrator will fill a vital role in rolling out and implementing new project deployments for our clients. You will be implementing new technology … Must possess a minimum of three years of customer service experience Five years’ experience administering business networks Advanced troubleshooting experience (networking, desktop, server / OS, & virtualization) Advanced Experience with TCP / IP, DNS, DHCP Advanced Experience configuring and supporting Windows ...

Linux Systems Administrator - Intermediate - Financial / Banking Working in a busy and vibrant Financial / Banking environment, candidates will have a minimum of 2+ years Red Hat Linux systems Administration with some Scripting - Bash / Python - and ideally some SQL / Database … learn new skills. Responsibilities and Duties Monitor and support live trading platforms during operational hours. Participate in a support rota of early / late shifts supporting exchange hours 7am - 6.30pm to provide 1st and 2nd line support for IT infrastructure. Responsible to log, categorise, and prioritise ...

Role Title: Technical Architect Duration: contract to run until 30 / 09 / 2026 Location: Croydon, Remote with occasional need to be onsite Rate: up to £518.54 p / d Umbrella inside IR35 Clearance required: Active SC Clearance is required Role purpose / … Skills and Experience Mandatory: Strong understanding of core AWS services; VPCs, subnets, EC2, lambda, s3, route 53, VPC endpoints Good understanding of networking - TCP / IP, DNS, routing, proxy patterns Good understanding of containers and Kubernetes (does not require detailed Kubernetes knowledge, more ...

health of Distribution equipment. Proactively identify and address potential risks and vulnerabilities in our distribution infrastructure, recommending mitigation strategies Develop corporate oversight / participation in Distribution Technologies Assist with training and development of Distribution Staff Members as needed. Create and update documentation and procedures Implement, or assist with … video and PCM, Dolby D and E and its variants for audio signals as well as awareness of TCP / IP Network concepts including multicast traffic Knowledge of and experience with SMPTE 2110 Working experience with Television Distribution Systems fibre and satellite based encoding ...