1 to 25 of 590 TCP/IP Jobs in the UK

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 development team. The team provides industry leading low-latency trading … measure of success is the 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 order entry gateway development. Experience … of Linux Some Scripting knowledge Interest and some knowledge of principles of developing for low latency Relationship Builder Ability to work under pressure to meet targets Understanding of TCP / IP protocol a plus Permanent role - hybrid working - Central London based By applying to this job you are sending us your More ❯

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 ❯

desktop engineering, networking, and real-time data integration , offering the chance to work on truly cutting-edge projects. Key Responsibilities Build and enhance Electron-based desktop applications Integrate IP cameras via TCP / IP protocols Develop mapping and geolocation features Optimize and extend Node.js applications Implement API integrations with external services Collaborate … modern Git workflows Contribute across the full technology stack What We're Looking For 5+ years software development experience 3+ years hands-on with Electron Strong expertise in TCP / IP networking Proven track record of desktop application projects Experience with IP camera integration (preferred) Proficient in Node.js, Git, and API integration … Exposure to a modern, innovative tech stack Flexible working environment Be part of a fast-growing, forward-thinking company Tech Stack Frontend : Electron, HTML5, CSS3, JavaScript Backend : Node.js, TCP / IP networking Integrations : Maps, IP cameras, external APIs Tools : Git, CI / CD workflows More ❯

Graduate C++ Developer / Backend Software Engineer (C++ Linux TCP / IP) Remote UK to £45k Are you a bright, enthusiastic Computer Science graduate with C++ coding skills? You could be progressing your career, working on Greenfield Cyber Security software products and learning from hugely talented team at a rapidly expanding scale … a challenging environment, working on Greenfield C++ projects. You'll be encouraged to learn and continuously improve your skillset, receiving mentoring from an elite team of technologists. Location / WFH: You can work from home most of the time, meeting up with colleagues in the London office once a month / quarter. About you: You are … degree educated, 2.1 or above - Computer Science or closely related discipline from a top tier / Russell Group university You have C / C++ coding skills You have a strong understanding of what's happening at low level including Networking and Operating Systems (HTTP, TCP / IP, multicast, UDP) You More ❯

opportunities for leadership. Key Responsibilities: Address customer issues with ADMS applications (SCADA, DMS, OMS, Storm Assist, DER). Troubleshoot, analyze root causes, and resolve platform defects. Run FAT / SAT scripts, analyze results, and manage defect categorization. Lead or support ADMS upgrades, installations, and configurations. Monitor and manage replication group setups for data consistency across environments. Contribute to … teams, vendors, and stakeholders to ensure system stability and performance. Design metamodels and support CIM-based data transformation for application modelling. Provide domain and technical leadership for ADMS / EMS / SCADA delivery projects. Technical Skills & Experience: Proven experience in ADMS / EMS systems and DMS applications. Hands-on knowledge of DNAF, OMS, DER … SCADA, and model-based application development. Proficiency in Oracle SQL, Linux, Python, C / C++ / C#, and scripting tools. Experience with Docker, Jenkins, Jasper Reports, and Cassandra. Familiarity with UI design, modelling tools, and CIM standards. Strong grasp of distribution and transmission electrical grids. Working knowledge of TCP / IP More ❯

Position: Controls & Automation Engineer Location: Worcestershire Salary: £50,000 to £60,000 + Excellent Benefits / Prospects If there’s something stopping you from achieving all you’re capable of, you’ll relish a role with a company that will positively encourage you to be pro-active – a real opportunity to release your true potential. The Company: Our … We anticipate that you will have: Experience in the design of Controls for Bespoke Automated Systems. Working familiarity with the following advantageous but not essential: Siemens TIA Portal / Siemens / Simatic WinCC / Siemens Sinamic drives / Profinet & Profisafe Networks / Modbus TCP / IP, Modbus RTU, OPC UA / DA / Prodiag / Inductive Automation Ignition platform / Rockwell RSLogix 5000 / Studio 5000 Ability to interpret customer specifications & evaluate customer products & designs. You will be self-motivated, have excellent communication skills both written and oral, be computer literate, and able to More ❯

Support Engineer, you will be responsible for the end-to-end lifecycle of our firmware, from design and development to post-deployment support. Your expertise in Modbus RTU / TCP and M-Bus will be critical. Key Responsibilities: Design & Development: Create, develop, and test firmware for a range of embedded systems and IoT devices . Protocol … in the implementation and optimisation of Modbus and M-Bus communication systems . Debugging & Troubleshooting: Investigate and resolve complex issues related to firmware, hardware, and network connectivity (including TCP / IP , Ethernet ). Customer-Facing Support: Act as the primary technical contact for customers, providing clear, expert support on our products and protocols. Hardware … commercial experience as a Firmware Engineer or Embedded Software Engineer. Strong, hands-on experience with Modbus and M-Bus communication protocols. Proficiency in embedded software development practices (C / C++ is often implied). Solid understanding of computer networking (TCP / IP, DHCP, Ethernet). Excellent analytical and problem-solving skills for More ❯

security, and ideally, you will have some degree of experience or exposure in at least 3 of the following: Pen testing, web dev frameworks (React, Flask, etc.) Networking (TCP / IP, routing / switching) Cryptography (applied, PQC, symmetric & asymmetric) OS internals (Windows, Linux, MacOS) Hardware testing, including embedded systems, firmware analysis, or … on our career opportunities. If you do not want us to retain your details, please email global.ta@nccgroup.com. All personal data is held in accordance with the https: / / www.nccgroupplc.com / media / mjhmbcmj / candidate-privacy-notice-261023.pdf . We are committed to diversity and flexibility in the … on government-related projects requiring security clearance. As such, applicants must: Have unrestricted and permanent right to work in the UK (e.g. British or Irish citizen, or settled / pre-settled status under the EU Settlement Scheme). Have been continuously resident in the UK for the past five years , to meet the baseline criteria for Security Check More ❯

security, and ideally, you will have some degree of experience or exposure in at least 3 of the following: Pen testing, web dev frameworks (React, Flask, etc.) Networking (TCP / IP, routing / switching) Cryptography (applied, PQC, symmetric & asymmetric) OS internals (Windows, Linux, MacOS) Hardware testing, including embedded systems, firmware analysis, or … on our career opportunities. If you do not want us to retain your details, please email global.ta@nccgroup.com. All personal data is held in accordance with the https: / / www.nccgroupplc.com / media / mjhmbcmj / candidate-privacy-notice-261023.pdf . We are committed to diversity and flexibility in the … on government-related projects requiring security clearance. As such, applicants must: Have unrestricted and permanent right to work in the UK (e.g. British or Irish citizen, or settled / pre-settled status under the EU Settlement Scheme). Have been continuously resident in the UK for the past five years , to meet the baseline criteria for Security Check More ❯

security, and ideally, you will have some degree of experience or exposure in at least 3 of the following: Pen testing, web dev frameworks (React, Flask, etc.) Networking (TCP / IP, routing / switching) Cryptography (applied, PQC, symmetric & asymmetric) OS internals (Windows, Linux, MacOS) Hardware testing, including embedded systems, firmware analysis, or … on our career opportunities. If you do not want us to retain your details, please email global.ta@nccgroup.com. All personal data is held in accordance with the https: / / www.nccgroupplc.com / media / mjhmbcmj / candidate-privacy-notice-261023.pdf . We are committed to diversity and flexibility in the … on government-related projects requiring security clearance. As such, applicants must: Have unrestricted and permanent right to work in the UK (e.g. British or Irish citizen, or settled / pre-settled status under the EU Settlement Scheme). Have been continuously resident in the UK for the past five years , to meet the baseline criteria for Security Check More ❯

security, and ideally, you will have some degree of experience or exposure in at least 3 of the following: Pen testing, web dev frameworks (React, Flask, etc.) Networking (TCP / IP, routing / switching) Cryptography (applied, PQC, symmetric & asymmetric) OS internals (Windows, Linux, MacOS) Hardware testing, including embedded systems, firmware analysis, or … on our career opportunities. If you do not want us to retain your details, please email global.ta@nccgroup.com. All personal data is held in accordance with the https: / / www.nccgroupplc.com / media / mjhmbcmj / candidate-privacy-notice-261023.pdf . We are committed to diversity and flexibility in the … on government-related projects requiring security clearance. As such, applicants must: Have unrestricted and permanent right to work in the UK (e.g. British or Irish citizen, or settled / pre-settled status under the EU Settlement Scheme). Have been continuously resident in the UK for the past five years , to meet the baseline criteria for Security Check More ❯

security, and ideally, you will have some degree of experience or exposure in at least 3 of the following: Pen testing, web dev frameworks (React, Flask, etc.) Networking (TCP / IP, routing / switching) Cryptography (applied, PQC, symmetric & asymmetric) OS internals (Windows, Linux, MacOS) Hardware testing, including embedded systems, firmware analysis, or … on our career opportunities. If you do not want us to retain your details, please email global.ta@nccgroup.com. All personal data is held in accordance with the https: / / www.nccgroupplc.com / media / mjhmbcmj / candidate-privacy-notice-261023.pdf . We are committed to diversity and flexibility in the … on government-related projects requiring security clearance. As such, applicants must: Have unrestricted and permanent right to work in the UK (e.g. British or Irish citizen, or settled / pre-settled status under the EU Settlement Scheme). Have been continuously resident in the UK for the past five years , to meet the baseline criteria for Security Check More ❯

areas.This role involves ensuring IT systems remain functional, providing onsite IT support and overseeing 365 and cloud solutions. Systems used are Windows and some Linux. Working knowledge of TCP / IP, DNS, firewalls, email setups and servers are necessary.If you want to be the sites go to IT person then this is ideal.The Role … Hardware & Software Functionality*365 and Linux operating systems*General IT Systems support*Inside IR35Candidate Requirements:*Proven IT Systems Administration experience*Windows or Linux Server admin experience*Experience of TCP / IP, DNS, Firewalls and 365*Hardware and Software tech support skillsConsultant: Sebastian PetittiElix Sourcing Solutions is a specialist recruiter for Engineering, Manufacturing, Tech, Energy … not hold a criminal record and that you know of no legal reason why you would be ineligible for employment.IT Systems Administrator, IT Support, 2nd Line, 3rd Line, TCP, IP, Tech support, Server, contract, Hardware, Software, 365, Windows, Linux, Intune, Romford, Basildon, Essex, Chelmsford More ❯

This role involves ensuring IT systems remain functional, providing onsite IT support and overseeing 365 and cloud solutions. Systems used are Windows and some Linux. Working knowledge of TCP / IP, DNS, firewalls, email setups and servers are necessary. If you want to be the sites go to IT person then this is ideal. … Hardware & Software Functionality *365 and Linux operating systems *General IT Systems support Candidate Requirements: *Proven IT Systems Administration experience *Windows or Linux Server admin experience *Experience of TCP / IP, DNS, Firewalls and 365 *Hardware and Software tech support skills Consultant: Sebastian Petitti Elix Sourcing Solutions is a specialist recruiter for Engineering, Manufacturing, Tech … hold a criminal record and that you know of no legal reason why you would be ineligible for employment. IT Systems Administrator, IT Support, 2nd Line, 3rd Line, TCP, IP, Tech support, Server, Hardware, Software, 365, Windows, Linux, Intune, Romford, Basildon, Essex, Chelmsford More ❯

This role involves ensuring IT systems remain functional, providing onsite IT support and overseeing 365 and cloud solutions. Systems used are Windows and some Linux. Working knowledge of TCP / IP, DNS, firewalls, email setups and servers are necessary. If you want to be the sites go to IT person then this is ideal. … Hardware & Software Functionality *365 and Linux operating systems *General IT Systems support Candidate Requirements: *Proven IT Systems Administration experience *Windows or Linux Server admin experience *Experience of TCP / IP, DNS, Firewalls and 365 *Hardware and Software tech support skills Consultant: Sebastian Petitti Elix Sourcing Solutions is a specialist recruiter for Engineering, Manufacturing, Tech … hold a criminal record and that you know of no legal reason why you would be ineligible for employment. IT Systems Administrator, IT Support, 2nd Line, 3rd Line, TCP, IP, Tech support, Server, Hardware, Software, 365, Windows, Linux, Intune, Romford, Basildon, Essex, Chelmsford More ❯

This role involves ensuring IT systems remain functional, providing onsite IT support and overseeing 365 and cloud solutions. Systems used are Windows and some Linux. Working knowledge of TCP / IP, DNS, firewalls, email setups and servers are necessary. If you want to be the sites go to IT person then this is ideal. … Software Functionality *365 and Linux operating systems *General IT Systems support *Inside IR35 Candidate Requirements: *Proven IT Systems Administration experience *Windows or Linux Server admin experience *Experience of TCP / IP, DNS, Firewalls and 365 *Hardware and Software tech support skills Consultant: Sebastian Petitti Elix Sourcing Solutions is a specialist recruiter for Engineering, Manufacturing … hold a criminal record and that you know of no legal reason why you would be ineligible for employment. IT Systems Administrator, IT Support, 2nd Line, 3rd Line, TCP, IP, Tech support, Server, contract, Hardware, Software, 365, Windows, Linux, Intune, Romford, Basildon, Essex, Chelmsford More ❯

Network Web Proxy Engineer - Investment Banking - Proxy Tech (F5 BIG-IP, McAfee, Skyhigh, Bluecoat) Our client is looking for a Web Proxy Network Engineer on a contract basis to support the delivery and enhancement of their EMEA network. This role is ideal for someone who already has hands-on experience working with Proxy technologies (such as McAfee, Skyhigh … Core Skills & Experience Required: Hands-on experience supporting or configuring Proxy platforms (eg McAfee, Skyhigh, Blue Coat) Experience or knowledge of Load Balancing technologies such as F5 BIG IP (LTM / GTM) VMWare Next Gen Load Balancer (formerly AVI Networks) Working knowledge of TCP / IP, HTTP / … and Layer 7 protocols Comfort using CLI and GUI interfaces for network appliance configuration Preferred: Experience building from base and upgrading firmware of Web Proxies Experience of DLP / Malware Protection & Mitigation infrastructure Experience writing or editing iRules, health monitors, or similar load balancing policies Awareness of certificate management, TLS handshake flow, and debugging tools (Wireshark, Fiddler) Contract More ❯

Embedded Developer (C# / .NET) – Contract (6 Months, Extendable) 📍 Location: Hybrid at Poole ⏳ Contract Duration: 6 Months (with potential extension) 💰 Competitive Day Rate – Outside IR35 negotiable or equivalent full time salary About the Role We’re looking for an experienced Embedded Developer with strong hands-on expertise in Embedded C / C++ programming, along with C# … testing, debugging, and performance optimisation. Collaborate with cross-functional teams to deliver robust and scalable solutions. Skills & Experience Required ✅ Strong proficiency in C# and .NET (Core or 5 / 6 / 7) . ✅ Solid understanding of Embedded Systems Development . ✅ Experience with RTOS and low-level programming. ✅ Familiarity with Microservices architecture and distributed systems. ✅ Experience working … closely with hardware / firmware engineers. ✅ Excellent problem-solving skills and attention to detail. Nice to Have Experience in payment systems , transport , or ticketing solutions. Knowledge of communication protocols (e.g., UART, SPI, I2C, TCP / IP ). Background in IoT or connected device environments. Why Join? You’ll be part of a More ❯

Support Engineer (IT Support) Ayrshire £25,000 to £35,000 + Cycle to Work Scheme + On-site Gym + Private Healthcare Are you a Technical Support Engineer / Graduate or similar looking to join a tight knitted team with over 15 years of experience in offering IT Support for a range of industries and companies. Do you … expected to have an understanding of Microsoft 365 platforms as well as Microsoft server roles. You will also need to have strong networking skills in relation to firewalls, TCP / IP, subnetting as well as routing and switching. This role would suit an IT Support Technician or graduate who is keen to gain new … Technician or graduate Within 20 miles from job site Keen to progress their career REF BBBH21867 Keywords: IT Support, Microsoft 365, Microsoft servers, Hardware installation, Networking, Firewalls, Routing / Switching, TCP / IP If you're interested in this role, click 'apply now' to forward an up-to-date copy of your More ❯

2nd Line IT Support Engineer London Bridge, SE1 – Hybrid (1 week office / 1-week WFH) £38,000 – £42,000 + training + bonus + perks Our client is a growing London-based MSP with a loyal client base and a reputation for going the extra mile. They’re all about great service, teamwork and continuous improvement — and … Recommending improvements and contributing to IT projects and rollouts What You’ll Bring You’re confident, curious and customer-focused, with: Strong hands-on experience with Windows 10 / 11 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 Why Join? Hybrid flexibility – split your time between home and their London Bridge office Supportive More ❯

Required Skills & Experience Minimum 5 years’ hands-on experience in an AV installation role Commercial installation experience including construction site environments Strong knowledge of digital and analogue audio / video signal flow and routing Ability to plan, install and commission video distribution systems (HDCP, EDID, resolution / scaling, latency etc.) Confident with control protocols such … as RS232 / 485, IR and TCP / IP Understanding of AV over IP technologies (Dante, VoIP etc.) Good working knowledge of IP networking principles (VLANs, IP addressing, multicast / unicast, IGMP) Experience with commercial TV distribution systems (IRS / IPTV) Competent … and work safely at height Full UK driving licence Strong organisational skills and ability to prioritise work effectively Desirable Qualifications (Training can be provided where required) IPAF 3a / 3b / IPAF 1a / 1b PASMA Asbestos Awareness Ladder Safety / Working at Height Emergency First Aid at Work Disclosure certification Beneficial More ❯

to developing our next generation of embedded automation solutions. This is an excellent opportunity for an experienced engineer to work as part of a team on complex electronics / software projects being a key member and driving force in the detailed design of systems for high reliability operation in a hostile environment. You will work with the Project … Manager, Product Manager and / or other stakeholders to develop technical specifications then realise the product and support its release to the end user. Job Context Use good engineering practice to design new and modify existing products Analyse scope and requirements, identify and solve problems Where required take responsibility for the entire product life cycle, including specification, architecture … existing products. Technical liaison with within and outside the business Responsible for supporting team members Key Responsibilities: Deliver agreed work packages on time and to the agreed quality / standards Coordinate and deliver in cooperation with other project teams Assist with project planning and reporting Skills: Analyse the scope and requirements Interpret industry standards (BS / More ❯

from Help Desk and provide 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 Ensuring all Video Conference requests … in accordance with the requestor’s 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; similar to A+, N+ … with current Windows Operating Systems, Microsoft Office, Citrix, VPN, Interwoven FileSite, Innova template and other legal industry application Strong knowledge of desktop hardware and peripherals, phones, and A / V equipment (PCs, notebooks, printers, scanners, mobile phones (iOS and Android) Knowledge of network and Internet technologies, protocols and concepts (TCP / IP More ❯

of an enterprise network monitoring solution for Process Control Networks. The Security Solution Architect will have responsibility for the solution architecture (both functional and technical). He / She will also be accountable for all the process related aspects of architecture, which include formal engagement with the project manager, project lead architect, and the project team members … in the architecture quality plan. Produce and maintain all architecture artefacts including vision, principles, constraints, standards, high and low level design etc. Ensure that organisational standards, security solutions / methods and architectures are followed to mitigate security risks. Ensure that proposed high level and low level designs adequately mitigate identified information risks. Create technical implementation plans needed to … control systems and networks. In depth knowledge of networking devices such as Firewalls, Proxy servers, Routers, Switches, TAPs etc. In depth knowledge of networking protocols HTTP, VOIP, TCP / IP, NAT'ing etc. Good understanding of network cabling e.g. copper, fiber and their characteristics. Hold CCNA, CCNP, CCIE or similar Network / More ❯

testing frameworks. Review system designs to derive software requirements and architecture. Document and maintain software design using tools like RSA and EA. Follow and promote best practices: TDD / BDD, CI / CD, DevSecOps, C / C++ standards. Estimate effort, deliver on schedule, and propose improvements to tools and processes. Contribute to or lead … SC clearance; DV clearance after SC. Qualifications & Skills - Essential: Degree in engineering, mathematics, science, or equivalent experience. Experience in at least one of: embedded product development (bare-metal / RTOS like ThreadX, QNX, Linux), embedded Linux application / kernel / driver development, or C / C++. Knowledge of software development processes, Object … JavaScript / node.js / react.js, Rust Knowledge of communications protocols (e.g., TCP / IP) Experience with version control, CI / CD, and automated test frameworks Familiarity with defensive coding standards (e.g., MISRA) Experience with DOORS, RSA, Enterprise Architect, UML, SysML Benefits: Competitive salary with additional performance-related More ❯