201 to 225 of 807 TCP/IP Jobs in the UK

Network Engineer

Location
Belfast City District, Northern Ireland, United Kingdom
might be an engineer with a couple of years' commercial networking experience looking for your next step, or an established Network Engineer / Senior Network Engineer looking for a more challenging technical environment. We’re particularly interested in experience across some of the following Cisco routing and switching … / WAN / WLAN TCP / IP and core networking protocols Firewalls and network security Fortinet VPN technologies Enterprise or managed network environments You don't need to tick every box. The level of responsibility will be matched to your ...

Group IT - Senior IT Engineer

Location
Loughborough, England, United Kingdom
Azure services including Entra ID (identity, SSO, Conditional Access), Defender for Cloud, Microsoft Purview, and related security tooling. Maintain and optimise Intune MDM / MAM policies, app deployments, compliance policies, and device configuration profiles across Windows, macOS and iOS. Infrastructure & Networking Manage and maintain network infrastructure including switches … routers, and firewalls, with particular focus on Meraki MX / MS / MR platforms. Administer on‐premise and hybrid server infrastructure, ensuring availability, performance, and security. Oversee cloud backup strategies using Druva or equivalent solutions for Microsoft 365 and on‐premise devices. Projects & Technology Evaluation Plan ...

Director, Customer Engineering Engineering

Location
Greater London, England, United Kingdom
both technical and commercial talent. Commercial Ownership: Own the CE number for your region, segment, or domain. Lead forecasting, pipeline reviews, win / loss analysis, and strategic account planning. Be accountable for new business acquisition, retention, expansion, and platform consumption targets. GTM Strategy & Execution: Shape how Customer Engineering … areas below, with the ability to engage credibly in architecture and commercial conversations: Internet fundamentals: Strong understanding of DNS, HTTP(S), TCP / IP, BGP, SSL / TLS, and network architecture. Security: Foundational knowledge of WAF, Bot Management, Zero Trust, SASE ...

Fire & Security Engineer

Hiring Organisation
Workshop Recruitment
Location
Portsmouth, Hilsea, Hampshire, United Kingdom
Employment Type
Permanent
Salary
£35000 - £48000/annum
Participate in an on-call rota, approximately 1 week in 3. Essential Skills & Qualifications 3+ years’ experience in Fire & Security Engineering. Level 2 / 3 qualification in Electrical / Electronic Engineering, Fire & Security, or a related discipline. Strong knowledge of electrical and electronic systems. Full … driving licence. Good understanding of IP networking and basic IT troubleshooting. Working knowledge of relevant industry standards, including BS 5839-1 and applicable security standards. Strong fault-finding, communication and customer service skills BS 5839-1 – fire detection and fire alarm systems in non-domestic premises. ...

Senior Cloud Platform Engineer (AWS/GCP)

Location
United Kingdom
Careers Senior Cloud Platform Engineer (AWS / GCP) Remote - United Kingdom JR013808 At Ensono, our purpose is to be a relentless ally, disrupting the status quo and unleashing our clients to Do Great Things! We enable our clients to achieve key business outcomes that reshape how our world … ience of building solutions using Infrastructure as Code (e.g. , Terraform, Cloud formation) Experience of config management systems (e.g. , Ansible). Excellent Linux O / S knowledge and experience ( RHCE or equivalent level of knowledge ). Scripting ability in Python , Perl, or Bash . Experience of using ...

3rd Line Technical Support - MSP

Hiring Organisation
Planet Recruitment
Location
Manchester, United Kingdom
Employment Type
Permanent
Salary
£40000 - £50000/annum
comprehensive technical evidence, time entries, dependencies and next actions are documented. Lead advanced diagnosis and resolution across infrastructure, Microsoft cloud, networking , security, backup / DR and telephony. Provide clear and timely customer communication throughout complex incidents, Problems and engineering activity. Own assigned Problem records, identify recurring incidents, complete … Known Error content to support effective shift-left. Provide senior technical support during Major Incidents, including diagnosis, recovery validation and Post Incident Review / RCA activity. Identify recurring technical issues, technical debt, security weaknesses and resilience risks, recommending improvements to reduce repeat incidents. Work with AI and automation ...

Senior Infrastructure Operations Engineer - Wimbledon, London

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
your own career progression then this role is for you. The Lead Automation Engineer should have:3 years experience with Windows Systems / systems support / operations support and Windows AutomationPowershell scriptingKnowledge of Windows DSCStrong technical leadership experienceUnderstanding of how tasks should be automated. Creating … managing documentation. Virtualisation including Hyper-V and SCVMM.Microsoft platforms including Windows Server 2008R2 / 2012R2, IIS 7 / 8.Good understanding of TCP / IP and the OSI stack. Usage of Active Directory. Enterprise server estates including Blade systems and high ...

FPGA Engineer

Location
Greater London, England, United Kingdom
delivers a measurable impact. Over the course of your career at Arctic Lake, you might touch anything from raw Ethernet frame parsing and TCP / IP stack implementation at the network layer, to PCIe bus communication between the FPGA and host system, to high … experience in HDLs (e.g., SystemVerilog, Verilog, or VHDL) Proficiency in Java and Python, experience with C is desirable Familiarity with networking protocols (e.g., TCP, IP) Experience in FPGA design and verification is a plus Familiarity with FPGA toolchains like Vivado and experience with Tcl scripting ...

IT Infrastructure & Systems Manager

Location
Greater London, England, United Kingdom
Technology and IT Operations, including infrastructure design, capacity planning, and service management. Hands-on experience with System Administration and Troubleshooting across Windows and / or Linux environments, virtualization, and cloud platforms. Proficiency in Network Security, including firewalls, VPNs, endpoint protection, access control, and security monitoring. Proven ability … solutions (e.g., Syncovery, other SFTP). Networking Configure and support Cisco switches and routers. Administer FortiGate firewall environments. Strong network fundamentals: DNS, DHCP, TCP / IP, LAN / WAN, Routing and connectivity troubleshooting. Monitor network performance, availability, and security posture. Security & Endpoint ...

Trade Flow Support - Trading Infrastructure Support

Hiring Organisation
SQUAREPOINT CAPITAL
Location
London, UK
Employment Type
Full-time
mission critical services such Infrastructure as a Service (IaaS), Build & Deploy, Research and Trading. The candidate will be responsible for providing L1 / L2 support across all services globally distributed across APAC, EMEA and AMER regions. Provide monitoring and L1 / L2 support across all services … quickly react to any outages to maintain a highly available environmentQuickly identify, analyze and correct alerts & issues and / or escalate to minimize trade flow impact and preempt outagesIntensive interaction with trading community, external vendors, development and infrastructure teamsOversee automated processes, scheduled jobs and regular reportsManage users' requests ...

Site Reliability Engineer III JBLE1 NI

Hiring Organisation
CME Technology Support Services Ltd
Location
Belfast, UK
engineers, mentor junior colleagues, engage in the dynamic operation of production systems, and assist in driving our cloud transformation. What You Will Do / Key Responsibilities Middleware & Application Architecture: Architect, operate, and support the migration of application platforms-including Messaging (Kafka, RedPanda, MQ, Pub / Sub), Service Discovery (Consul, Vault), and Data Distribution (SFTP / JScape)-to Google Cloud Platform. Manage cluster lifecycles, data replication, RBAC, and workload placement. Observability & Monitoring Fabric: Design, scale, and maintain our observability backbone using tools like OpenTelemetry, Splunk, Prometheus, and Grafana. Establish and continuously improve ...

Microsoft SQL Server

Location
Greater London, England, United Kingdom
Refinitiv Eikon, Murex Treasury System, SWIFT Alliance Access, 1AML, SIBS, GFMS. Configure and support Cisco switches, routers, FortiGate firewall environments and DNS, DHCP, TCP / IP, LAN / WAN, routing and connectivity troubleshooting. Perform SSL / TLS certificate lifecycle management … infrastructure and applications. Experience operating within regulated and security‐focused environments. Ability to provide support to VIP stakeholders. Proficiency in Windows Server 2019 / 2022 (or equivalent), Red Hadoop, VMware vSphere / vCenter, Veeam Backup & Replication, Microsoft Office 365, PowerShell scripting, SQL Server administration, and networking ...

Site Reliability Engineer III

Location
Belfast City District, Northern Ireland, United Kingdom
engineers, mentor junior colleagues, engage in the dynamic operation of production systems, and assist in driving our cloud transformation. What You Will Do / Key Responsibilities Middleware & Application Architecture: Architect, operate, and support the migration of application platforms—including Messaging (Kafka, RedPanda, MQ, Pub / Sub), Service Discovery (Consul, Vault), and Data Distribution (SFTP / JScape)—to Google Cloud Platform. Manage cluster lifecycles, data replication, RBAC, and workload placement. Observability & Monitoring Fabric: Design, scale, and maintain our observability backbone using tools like OpenTelemetry, Splunk, Prometheus, and Grafana. Establish and continuously improve ...

Network Security Engineer (SOC)

Location
Stevenage, England, United Kingdom
Circa £50,000depending on experience+ shift allowance Dynamic (hybrid) working : 5 days per week on-site due to workload classification, working a 24 / 7 Shift Pattern Security Clearance : British Citizen This role will require DV Clearance. Restrictions and / or limitations relating to nationality … / or rights to work may apply. As a minimum and after offer stage, all successful candidates will need to undergo HMG Basic Personnel Security Standard checks (BPSS) and a Security Check (SC) clearance, which are managed by the MBDA Personnel Security Team. What we can offer ...

Senior 3rd Line Infrastructure Engineer

Location
Huntingdon, England, United Kingdom
design to implementation and support. Have demonstrable experience of supporting Enterprise IT hardware in datacentre environments. Have strong Linux system administration skills (Ubuntu / CentOS / RedHat). Have strong knowledge of TCP / IP and networking technologies including load … software defined network such as VMWare NSX-T or HPE Aruba. Have good knowledge of Microsoft stack technologies such as SharePoint, Skype / Teams, MS SQL, MS System Centre, Office365, SCCM & SCOM, MS Exchange & CLI tooling . Have general knowledge of cloud-native application platforms and Kubernetes-based ...

Network Service Delivery Engineer

Location
Wokingham, England, United Kingdom
between business strategy and technical execution, architecting scalable, automated, and secure network solutions across LAN, WAN (including SD-WAN), cloud (AWS / Azure), and data centre environments. You will drive the adoption of Network DevOps and Infrastructure as Code principles at an architectural level, partnering with … senior management. Define and govern the overarching architectural framework for NESO’s network, including LAN, WAN (with SD-WAN), cloud platforms (AWS / Azure), and data centre environments. Translate business objectives into actionable network designs, establishing clear architectural standards, roadmaps, and best practices. Network Principal scalable, automated ...

Director of DevOps & SRE

Location
Greater London, England, United Kingdom
responsible for the reliability, security, and scalability of theInvestorFlowplatform. This is a strategic leadership role. You will set technical direction, own the DevOps / SRE roadmap, and lead a team of technical leads, senior and mid-level engineers across both disciplines,while partnering closely with Engineering and Product … engineering and operations tooling is adopted across the organisation, an area where we are investing heavily. You Will: Strategy and roadmap. The DevOps / SRE strategy for the InvestorFlow platform, aligned to measurable outcomes across reliability, delivery throughput, and cost. The team. Leading, hiring, and developing technical leads ...

Senior 3rd Line Infrastructure Engineer

Hiring Organisation
Leidos Innovations UK Limited
Location
Huntingdon, Cambridgeshire, East Anglia, United Kingdom
Employment Type
Permanent
Salary
£75,000
design to implementation and support. Have demonstrable experience of supporting Enterprise IT hardware in datacentre environments. Have strong Linux system administration skills (Ubuntu / CentOS / RedHat). Have strong knowledge of TCP / IP and networking technologies including load … software defined network such as VMWare NSX-T or HPE Aruba. Have good knowledge of Microsoft stack technologies such as SharePoint, Skype / Teams, MS SQL, MS System Centre, Office365, SCCM, MS Exchange & CLI tooling . Have general knowledge of cloud-native application platforms and Kubernetes-based containerised ...

Senior 3rd Line Infrastructure Engineer

Location
Brampton, England, United Kingdom
design to implementation and support. Have demonstrable experience of supporting Enterprise IT hardware in datacentre environments. Have strong Linux system administration skills (Ubuntu / CentOS / RedHat). Have strong knowledge of TCP / IP and networking technologies including load … software defined network such as VMWare NSX-T or HPE Aruba. Have good knowledge of Microsoft stack technologies such as SharePoint, Skype / Teams, MS SQL, MS System Centre, Office365, SCCM & SCOM, MS Exchange & CLI tooling . Have general knowledge of cloud-native application platforms and Kubernetes-based ...

F5 engineer

Hiring Organisation
Pontoon
Location
Nationwide, United Kingdom
Employment Type
Contract
practices. Strong communication skills to collaborate with senior colleagues and provide clear input into policy development. F5 Technologies Comprehensive knowledge of F5 BIG-IP architecture and modules (LTM, GTM, ASM, APM). Proficiency with F5 Declarative Onboarding (DO) and Application Services 3 Extension (AS3). Familiarity with iRules. … integration). Experience with Ansible and Ansible Playbooks. Familiarity with Jinja templating engine. Bash or shell scripting for system-level automation. CI / CD & DevOps Tooling Practical experience with Jenkins (pipelines, shared libraries). Understanding of CI / CD principles and pipeline orchestration. Exposure to Backstage ...

Linux Engineer - Quant Fund

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
also enjoyable and that should be how you also see it. You will need:5 years of hands-on experience in Linux / Unix administration (RHEL / CentOS / OEL preferred).Strong verbal and written communication skills.3+ years of experience of leading a technology … team (preferably Infrastructure support / Sys Admin team)Relentless dedication to customer service. Strong analytical, prioritizing, interpersonal, problem-solving skills. Knowledge of the CI / CD pipeline tools and understanding of the conceptWorking knowledge with TCP / IP, multicast, tcpdump ...

EICA Engineer

Location
West Midlands, England, United Kingdom
EICA Engineer Permanent | 37 hours per week | Midlands / Hybrid Salary: Circa £52K (DOE) We're looking for an experienced EICA Engineer to join a team delivering projects across the UK water and wastewater sector. The role covers Electrical, Instrumentation, Control and Automation , from design and procurement … health & safety requirements. About You You'll ideally have: Experience in an EICA, Electrical, Controls or C&I engineering role. UK water / wastewater experience is highly desirable. Knowledge of BS7671 / 18th Edition . Experience producing technical drawings, schedules and specifications. Good understanding of electrical ...

Lead Software Engineer

Hiring Organisation
Saab UK
Location
Fareham, Hampshire, South East, United Kingdom
Employment Type
Permanent
line with the company's business needs through innovation, creativity and professionalism. Able to demonstrate expertise and experience in software used on industrial / vehicle / vessel systems. Reporting to the Software Manager the Software Lead role involves taking responsibility for the delivery of projects … Windows and Linux: C++ Javascript Python XML JSON HTML CSS Web backend servers (Angular, Django, NodeJS, React, Apache or similar) Web Sockets Docker TCP-IP / UDP SQL or other databases Dev tools (Wireshark, system log interrogation etc..) Databases Cyber Security Desirable: Exposure ...

Trade Flow Support - Trading Infrastructure Support Lead

Hiring Organisation
SQUAREPOINT CAPITAL
Location
London, UK
Employment Type
Full-time
hands-on with troubleshooting and lead major outage recovery efforts to minimize impact. Required Qualifications: 5+ years of hands-on experience in Linux / Unix administration (RHEL / CentOS / OEL preferred).Strong understanding of CI / CD practices, including observability, orchestration … abilities. Working knowledge of storage protocols (NFS, GPFS a plus).Experience with infrastructure automation tools (Chef, Puppet, Ansible).Solid understanding of networking fundamentals (TCP / IP, multicast, tcpdump, PTP, NTP).Ability to thrive in a fast-paced, deadline-driven environment. Bachelor's degree ...

CLOUD SECURITY ENGINEER

Location
Greater London, England, United Kingdom
Requisition ID 11408 -Posted 08 / 18 / 2026 - Years of Experience (2) - Technology - Where (1) Reply specialises in designing and implementing solutions based on new communication channels and digital media. Structured as a network of highly specialised companies, Reply supports leading European industrial groups … shift security left across the full delivery lifecycle. Responsibilities: Design and implement cloud security architectures onAWS (primary), with exposure to Azure and / or GCP being advantageous Build and maintain secure infrastructure usingInfrastructure as Code (Terraform), including reusable, security-hardened modules and reference patterns Integrate security tooling ...