1 to 25 of 56 TCP/IP Jobs in the City of London

based in Central London, providing innovative networking solutions to a diverse range of clients. As part of our continued growth, we are looking for a Junior Network Engineer / Network Technician to join our technical team. This is an excellent opportunity for an individual with a passion for networking and IT infrastructure who is eager to develop hands … providing technical support Who We Are Looking For A diploma or degree in Computer Networking, IT, or a related field (or equivalent experience) Basic understanding of networking concepts (TCP / IP, DHCP, DNS, VLANs, VPNs) Familiarity with networking hardware such as Cisco, Juniper, or HP switches and routers Strong troubleshooting skills and a proactive More ❯

Social network you want to login / join with: Network Support Engineer | Diversified Global Investment Manager, london (city of london) col-narrow-left Client: Techfellow Limited Location: london (city of london), United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 4 Posted: 16.06.2025 Expiry Date: 31.07.2025 col-wide Job Description: [Up to … Our client - a global multi-asset investment firm - is expanding its EMEA tech team and hiring into their enterprise support function. You’ll focus on high-level (3rd / 4th line) support across offices, data centres, and cloud integrations - working closely with senior engineers and US counterparts to support a mission-critical network environment. This is a hands … support as needed What You Bring... 3-5 years of hands-on experience in network engineering or infrastructure support roles Strong knowledge of network protocols and technologies including TCP / IP, BGP, OSPF, DNS and DHCP Experience supporting Cisco and / or Meraki-based infrastructure in a production environment Proficiency with Palo More ❯

be key. Automation, scripting, cloud experience and genuine passion for technology is nice to have. Responsibilities Administration of VMWare Horizon VDI environment Active Directory & Exchange administration Supporting VPN / Remote access systems Provide direct support for the Desktop environment, client applications and hardware including: o Windows 10, Office 2010 / Office 2016, TCP / IP (DNS, DHCP etc) o In-house built Excel addins and applications o HP / Dell workstations, laptops, thin clients and printers New user setup, hardware installation, permissions, application testing Software setup, installation and documentation of support procedures Proactive monitoring of environment and PCs using various tools Contribute suggestions and ideas to the ongoing … directory administration including GPO Good understanding of control principles Release, Change Management, etc Used to working to best practice methodologies such as ITIL Microsoft Office Suite 2016 / 2019 / 365. Understanding of build and client distribution architectures (SCCM) COMPETENCIES / OTHER REQUIREMENTS: Excellent communications skills Excellent triage / problem diagnosis More ❯

degree in engineering or a related discipline with extensive experience Strong experience in either implementation, configuration or troubleshooting in service provider or enterprise network. Efficient network understanding (LAN, TCP / IP, DNS, DHCP, NAT / PAT, static routing) Knowledge on SDN-NFV and SD-WAN Working experience of Cloud Computing Platforms like More ❯

Permanent Start: ASAP Required Skills and Experience: Proven Experience in Managed Services: Demonstrated ability to support multiple clients within a B2B environment In-depth knowledge of networking protocols (TCP / IP, DNS, DHCP) and configurations (VLANs, VPNs, firewalls) ITIL Framework Proficiency: Practical application of ITIL principles to streamline IT operations Cloud Expertise: Hands-on … Teams, Active Directory, Entra ID, Intune, Autopilot Advanced Troubleshooting: Expert-level troubleshooting skills for Microsoft Server and Desktop Operating Systems Virtualization and Backup: Experience with Hyper-V and / or VMware virtualization environments Knowledge of enterprise backup and recovery solutions Security-Focused: Strong understanding of security best practices and their implementation If you are interested in this position More ❯

storage. Experience with PureStorage and CommVault is highly desirable. Solid background in Red Hat Linux (RHEL 7, 8, 9) administration. Good understanding of networking fundamentals (firewalls, routing, switching, TCP / IP). Experience working in hybrid environments, ideally with exposure to Azure. Familiarity with Intel Windows Server (2019 / 2022) and Microsoft More ❯

Job Summary: We are seeking two highly skilled and experienced Data Centre Provisioning Engineers to join our team in London / Dublin. The successful candidates will be responsible for supporting the Edge Deployment team with provisioning and auditing activities, ensuring seamless deployment of services in our data centers. If you have a strong background in network routing and … switching concepts, experience with Linux / Unix command line interfaces, and excellent problem-solving skills, we encourage you to apply. Key Responsibilities: Support the Edge Deployment team with provisioning and auditing activities Complete pre-deployment checks prior to initiating provisioning Initiate and track the provisioning process through to completion, working with field teams to address miscabling issues, repair … resolution Requirements: Must-haves: 3+ years of experience in data center deployments and building large-scale infrastructure Strong knowledge of network routing and switching concepts and protocols (BGP, TCP / IP, VLAN, ISIS, OSPF, MPLS) Proficiency in Linux / Unix command line interface Proven ability to analyze complex situations and utilize troubleshooting More ❯

You will also be given a great opportunity to develop your technical skills and grow in a dynamic, successful company. You will need: Experience providing on-site 1st / 2nd Line Support. Microsoft Stack - Windows Server, M365, Intune, Azure Virtualisation - VMware and Hyper-V Basic networking skills - DNS, DHCP, TCP / IP More ❯

Lead the design and development of a new global data platform (PaaS) Ensure scalable storage solutions (data lakes, data warehouses) to handle structured and unstructured data. Implement ETL / ELT pipelines using Dagster, Airflow, or similar tools. Optimize performance and scalability for large data volumes. Govern data security, compliance, and access controls. Development & DevOps: Strong programming and scripting … skills in Python. Knowledge of Event-Driven Architectures (Kafka). Collaborate with DevOps teams to implement CI / CD pipelines and infrastructure as code using tools like Terraform, CloudFormation, and Ansible. Implement and manage monitoring and observability tools such as Datadog. Ensure real-time logging, alerting, and troubleshooting capabilities. Collaboration & Stakeholder Management: Work closely with business units, developers … and collaborate across different software project areas. Provide training and mentorship to more junior team members and stakeholders. Strong communication skills for stakeholder interaction and documentation. Key Qualifications / Skills Bachelor’s degree in Computer Science, Information Technology, or related field 7+ years of experience in IT Architecture, with at least 5 years specializing in AWS Cloud Technologies. More ❯

an IT support or junior sysadmin role, ideally within a financial or MSP setting Solid understanding of Microsoft technologies (Active Directory, Group Policy, Exchange) Basic knowledge of networking (TCP / IP, DNS, DHCP) Some familiarity with PowerShell or Python, or a strong desire to develop automation skills A proactive, self-starter mindset with strong More ❯

Be among the first 25 applicants Join to apply for the AWS DevOps & System Administrator role at VE3 Job Title: AWS DevOps & System Administrator Location : United Kingdom (Hybrid / Remote / In-Office) Experience : 5+ Years Employment Type : Full-Time Job Summary We are seeking an experienced Job Title: AWS DevOps & System Administrator Location : United Kingdom … Hybrid / Remote / In-Office) Experience : 5+ Years Employment Type : Full-Time Job Summary We are seeking an experienced AWS DevOps & System Administrator to manage our cloud infrastructure, deployment pipelines, and system administration tasks. You will be responsible for maintaining high availability, scalability, and security of our systems hosted on AWS while streamlining DevOps practices … across our teams. Requirements Key Responsibilities Design, implement, and manage AWS cloud infrastructure (EC2, VPC, IAM, RDS, S3, CloudWatch, etc.). Maintain and optimize CI / CD pipelines using tools like GitHub Actions, Jenkins, or AWS Code Pipeline. Perform system administration tasks for Linux / Unix-based environments. Ensure infrastructure as code (IaC) using Terraform, AWS More ❯

Deploy, configure, and maintain Linux servers and associated storage, networking, and hardware components Maintain and enhance automation scripts and infrastructure-as-code processes using Ansible, Terraform, and Python / Bash Administer and troubleshoot identity and access management tools, including Active Directory integrations and Kerberos-based authentication Collaborate with Windows, Security, and Engineering teams to ensure system performance, integrity … and compliance Conduct detailed root cause analysis following incidents, develop corrective actions, and maintain updated operational documentation Manage filesystem configurations, NFS / CIFS mounts, and storage technologies including LVM and ZFS (where applicable) Participate in change control processes, release management, and cross-team project delivery Support hybrid on-prem and cloud infrastructure environments, contributing to continuous platform … identity access management fundamentals, with exposure to Kerberos or equivalent systems Experience with Kubernetes clusters and containerised workloads Familiarity with network services and protocols such as DNS, DHCP, TCP / IP, NFS / CIFS, Samba and related services Comfort with analysing system logs, monitoring performance metrics, and proactively resolving issues Organised, methodical More ❯

experience across 1st and 2nd line support , with valuable exposure to 3rd line issues and critical cyber security initiatives . What You'll Be Doing: Supporting Windows 7 / 10 / 11 environments and Office 2016 / 2019 / M365 Building and maintaining desktops and laptops (hardware / software) Managing … core networking protocols - TCP / IP, DHCP, DNS Handling video conferencing support (Teams, Zoom) Working closely with the security team on system alerts and best practices Supporting users with mobile devices (iPhone, iPad, Android) Actively participating in infrastructure upgrade and other IT projects What You'll Need: A solid grounding in desktop support and … Microsoft technologies. Strong communication and interpersonal skills, with a proactive and eager approach to learning. Bonus points for: Any knowledge of AD / M365 admin, IP telephony, Cyber Essentials, VLANs, or Mac OS. This is a fantastic opportunity to gain valuable experience in a technically rich environment , where your contributions will be genuinely valued and your More ❯

of Europe’s largest commercial audio groups, they’re scaling their platform and prepping for a wave of growth, to support the Head of Infrastructure across their 24 / 7 environment. You’ll be the go-to for all things DevOps and Linux systems – automating infrastructure with Ansible, supporting live and on-demand audio services, and playing a … AWS and GCP. Tech you’ll need to know Strong Linux sysadmin experience - preferably Debian Ansible (non-negotiable) Comfortable across IAC, networking, and general troubleshooting in a 24 / 7 production environment. Proficiency in TCP / IP, DNS management, and troubleshooting network issues. Experience with BGP / OSPF and Juniper … technologies is highly desirable. Web tech (Nginx / Apache), containerisation (Docker), cloud (AWS a bonus), and basic DB admin - MySQL or Galera is ideal Bonus: any experience in audio streaming or media platforms Set-up & culture Team of 10: mix of infra, dev, and customer support Fully remote, but some occasional travel to data centres (UK & Europe) Choice More ❯

IT Support Engineer Location: London (Hybrid / On-site) Salary: up to £50,000 An exciting opportunity has arisen for a Senior Solutions Engineer to join a fast-growing managed IT services provider delivering exceptional support to users across the UK and internationally. This is a client-facing, technically hands-on role offering the chance to work on … and IT systems. Troubleshoot issues remotely and on-site. Mentor junior technical team members. Maintain accurate documentation and time tracking. Technical Requirements: Expertise with Windows Server (all roles / features) and Hyper-V virtualization. Proficient with networking protocols (TCP / IP, DNS, DHCP) and hardware (switches, routers, firewalls). Experience with Microsoft More ❯

Alto firewalls. Develop network automation skills using Python and Ansible. Own and manage the network infrastructure in the London office. Support and maintain network concepts and protocols including TCP / IP, BGP, OSPF, DNS, and DHCP. Work onsite four days a week with one day WFH. Qualifications: Previous experience in network engineering is preferred. More ❯

Fabric’s would be useful including automation and scripting. ISE NAC and monitoring tools such as Solarwinds. Solid understanding of network fundamentals: This includes knowledge of network protocols (TCP / IP, BGP, OSPF), different network devices (routers, switches, firewalls), and network architectures (LAN, WAN, WLAN). Network device configuration: The ability to configure routers More ❯

of this document, please get in touch with at UKI.recruitment@tcs.com or call TCS London Office number 02031552100 with the subject line: “Application Support Request”. Role: Hardware / Software Technical Specialist Job Type: Permanent Location: London, UK Mode of Working : Hybrid (2-3 days in the office) Number of hours: Full-time Ready to utilize your skills … experience in hardware / software integration like Parcel Lockers, ATM & Kiosks? Join us as a Hardware / Software Technical Specialist. Careers at TCS: It means more TCS is a purpose-led transformation company, built on belief. We do not just help businesses to transform through technology. We support them in making a meaningful difference to the … thought leadership. Apply technical expertise where it directly improves operations. Contribute to practical problem-solving across teams. Be part of a meaningful, visible outcome. The Role The Hardware / Software Technical Specialist will be responsible for troubleshooting, and ongoing maintenance of parcel lockers, KIOSK, ATM systems with integrating IT systems. This role combines a deep understanding of hardware More ❯

infrastructure (servers, services and applications) and monitoring systems for customer networks, services and applications all the time aiming to minimise cost, maximise revenue & profit, also to provide 2nd / 3rd line support, customer support services, and support to Solutions, Network Consulting & Planning, Pre-sales, other company divisions and group companies. Job descriptions Provisioning, detailed planning, design and implementation … documents, providing internal training as necessary. Development and implementation of new features and services. Consideration of the most profitable system and implementation methods. Vendor negotiation and control. 2nd / 3rd level troubleshooting with relation to company divisions and external customers if required & escalation contact (if necessary, outside of working hours) Maintain secure operations and keep the environment tidy. … management Requirements Server Experience, Linux / Windows server environment. PHP, Perl, MySQL skills. Network Knowledge, TCP / IP, Data Transmission, L2 / L3 VPN, Multi-Layer Networking. ISP related server application. I.E. SMTP, DNS, HTTP, Radius, SNMP Monitoring & Traffic Management. Experience in monitoring applications such as icinga, nagios, solarwinds More ❯

platform readiness: pre-trading & post-trading Provide monitoring and support for end to end transaction flow across the trading platform Quickly identify, analyze and correct alerts & issues and / or escalate to minimize trade flow impact and preempt outages Incident management: create and send reports following established process Intensive interaction with trading community, back office operations, brokers, exchanges … processes, scheduled jobs and regular reports Manage users’ requests: track requests, review approvals, updates, resolution, closure, etc. Identify inefficiencies such as repetitive activities, manual processes and suboptimum tools / workflows to drive continuous improvements via automation, collaboration with internal and external teams Required Qualifications: Hands on trade flow support experience a must Proficient in Linux OS Proficiency with … required Detailed practical knowledge of FIX. Ideally, familiarity with native exchange protocols Experience in SQL (PostgreSQL, MySQL, MS SQL) Familiarity with Kdb+ is a plus Working knowledge with TCP / IP, multicast, tcpdump, clocking (PTP, NTP) – a plus Bachelor’s Degree in Computer Science, Engineering or related subject Highly organized, detailed, control oriented More ❯

Cloud DNS, Cloud Load Balancing). Proficiency in Infrastructure as Code (IaC) tools, especially Terraform. Strong scripting and automation skills (e.g., Python, Bash, Go). Experience with CI / CD pipelines and DevOps methodologies. Solid understanding of networking concepts (TCP / IP, DNS, VPNs, firewalls). Experience with monitoring and logging tools More ❯

Cloud DNS, Cloud Load Balancing). Proficiency in Infrastructure as Code (IaC) tools, especially Terraform. Strong scripting and automation skills (e.g., Python, Bash, Go). Experience with CI / CD pipelines and DevOps methodologies. Solid understanding of networking concepts (TCP / IP, DNS, VPNs, firewalls). Experience with monitoring and logging tools More ❯

Social network you want to login / join with: Lead a High-Performing Network Engineering Team! Location: London (Hybrid) Base: £90,000 base salary + 5% on-call bonus Type: Full-time | Permanent Are you a passionate network leader ready to take the reins of a high-performing third-line engineering team? We're seeking a NOC Manager … practices in network architecture, operations, and incident management. Ensure effective workload monitoring via ServiceNow and foster operational transparency. What You’ll Bring: Demonstrable technical expertise at CCNP (ENT / DC / SP / SEC) or JNCIP-ENT level. Strong experience managing third-line support within a fast-paced environment. Expertise in ServiceNow ITSM and … solid understanding of ITIL processes. Advanced knowledge of routing / switching protocols (BGP, OSPF, VLANs, STP, TCP / IP). Hands-on experience with Cisco, Juniper, Fortinet, and Palo Alto devices. Excellent leadership, communication, and decision-making skills. Leadership / Management experience is a MUST! Apply now to make a More ❯

Cloud DNS, Cloud Load Balancing). Proficiency in Infrastructure as Code (IaC) tools, especially Terraform. Strong scripting and automation skills (e.g., Python, Bash, Go). Experience with CI / CD pipelines and DevOps methodologies. Solid understanding of networking concepts (TCP / IP, DNS, VPNs, firewalls). Experience with monitoring and logging tools More ❯

troubleshooting, performance tuning, and security. Proficiency in Python for scripting, automation, and system integration. Experience with DevOps tools such as Ansible, Terraform, Docker, or Kubernetes. Familiarity with CI / CD pipelines and infrastructure-as-code (IaC) methodologies. Basic networking knowledge (TCP / IP, DNS, firewall configurations, etc.). Ability to thrive in … a fast-paced, high-performance environment. Strong problem-solving skills and a passion for automation and efficiency. Experience in a trading, finance, or high-frequency / low-latency environment is a plus but not required. Benefits: Cutting-edge tech: 5 / 10 years ahead of the competition Rewarding, satisfying work: yearly pay reviews, role progression and More ❯