1 to 25 of 80 TCP/IP Jobs in London

IT Support Engineer - 2nd Line - Permanent

Hiring Organisation
Mackenzie Jones IT
Location
Blackheath, London, Blackheath Westcombe, United Kingdom
Employment Type
Permanent
Salary
£40000/annum £40k + Benefits Package
+ Benefits Package. Location: Onsite Monday to Friday during term time - role is shared between 2 Schools - 3 days in Blackheath, London / 2 days in Hampstead, London (expenses covered for travel to Hampstead). Flexibility to work from home, or reduced hours during the School holiday periods. … established independent schools using a mix of Microsoft 365, Google Workspace, Windows, MacBooks & iPads. Technical Skills - Experience Required: 2nd Line IT Support Engineer / System Administrator. Education sector experience is advantageous. Microsoft 365 Administration. Google Workspace Administration. MDM - Intune - iPad & macOS MDM solutions. Entra ID. Windows 11 / ...

Senior Security Architect (London)

Hiring Organisation
Kainos
Location
London, UK
Employment Type
Part-time
Knowledge of security standards and regulations (e.g. NCSC, ISO, SoC, NIST, PCI, GDPR). \n • Experience in one of the following specialisms: AI / ML / Data / Cloud / M365 / Security Architecture • Experience in application architecture, software development … / or infrastructure architecture. \n • Industry experience in one of the following sectors: Public / Healthcare / Defence / Commercial Sectors • Experience in testing the security of software and infrastructure using appropriate security tools. • Experience with Continuous Security, Continuous Integration and Continuous ...

Platform Engineer

Hiring Organisation
Huxley Associates
Location
City of London, London, United Kingdom
Employment Type
Permanent
Leading Crypto Trading Client requires a Platform Engineer (Networking Development, Support Administration) with Web Scraping, Python and TCP IP Networking tools and Linux. All rounder position will look after Network Virtual Servers, self starter, must be able to communicate with senior stakeholders in the build … crypto trading operation Be able to proactively analyze, drive, and own, performance and process improvements along all parts of the chain Strong Linux / TCP IP network stack knowledge, as well as optimization / tuning Collaborate closely with development team in terms ...

Platform Engineer

Hiring Organisation
Huxley Associates
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£80000 - £100000/annum
Leading Crypto Trading Client requires a Platform Engineer (Networking Development, Support Administration) with Web Scraping, Python and TCP IP Networking tools and Linux. All rounder position will look after Network Virtual Servers, self starter, must be able to communicate with senior stakeholders in the build … crypto trading operation Be able to proactively analyze, drive, and own, performance and process improvements along all parts of the chain Strong Linux / TCP IP network stack knowledge, as well as optimization / tuning Collaborate closely with development team in terms ...

Security Operations Engineer

Hiring Organisation
eBay
Location
Greater London, United Kingdom
Employment Type
Full Time
Leadership - Guides the CSIRT team in its day-to-day operations, covers during on-call rotations with shift leads, and manages ticket queue / workload. Escalations - Responding to escalated events from security analysts to develop / execute security controls, Defence / countermeasures to prevent … logs to recreate incidents and hunt for threats. System Forensics - Basic understanding of image acquisition techniques, memory forensics, and the like. Networking Fundamentals - TCP / IP Protocols (HTTP, DNS, FTP, DHCP, ARP, etc.), and Wireshark / TCPDump. Scripting - Should be familiar ...

Lead Software Engineering - C++ (London)

Hiring Organisation
J.P. Morgan
Location
London, UK
Employment Type
Part-time
across design, development, and troubleshooting. \n Design, develop, and test reliable, high-quality C++ code for trading connectivity and risk controls on Unix / Linux platforms. \n Implement end-to-end low latency client setups, including production rollout and post-release validation. \n Automate remediation for recurring issues … authorized AI-assisted engineering practices within the work environment to improve code quality, delivery speed, and operational outcomes (e.g., AI-assisted code review / refactoring, test strategy acceleration, incident / root-cause analysis support), while establishing consistent validation standards (secure coding, peer review, automated testing ...

Contract Software Engineers C# & C++ (Linux)

Hiring Organisation
Enterprise Recruitment Limited
Location
New Malden, London, United Kingdom
Employment Type
Contract, Work From Home
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 ...

PPM Engineer - Reading and London

Hiring Organisation
Reliance High Tech
Location
London, United Kingdom
Employment Type
Permanent
Salary
£35000 - £40000/annum Health Care, Pension, UPsell Scheme
Reliance High-Tech / Reliance Protect is the UK's largest independent integrator / installer of security solutions / lone worker solutions. We are trusted by leading brands and organisations to protect their people, assets and reputations through innovative technology and specialist expertise. Unique … industry, Reliance High-Tech / Reliance Protect combines the capability and footprint of a large organisation, with the agility and customer focus of an independent business. We operate at the top end, for the most discerning clients, in the most demanding and complex environments with the highest stakes ...

Security Architect (London)

Hiring Organisation
Kainos
Location
London, UK
Employment Type
Part-time
security standards and regulations (e.g. NCSC, ISO, SoC, NIST, PCI, GDPR). \n • Deep architectural xxperience in one of the following specialisms: AI / ML Security / Cloud / M365 / DevSecOps Security Architecture • Experience in application architecture, software development and / … software and infrastructure using appropriate security tools. • Experience with Continuous Security, Continuous Integration and Continuous Delivery techniques. • Experience of network security (e.g. OSI, TCP / IP), web application security (e.g. OWASP) and cryptographic controls (e.g. PKI, TLS). • We are passionate about developing people ...

Go Software Developer - HFT in London - Quant Capital

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Developer - HFT London, United Kingdom Posted about 1 year ago This is a job posted by our partner Jooble. Tech stack Linux C TCP / IP Go Python Debian Essential Attributes Proficiency in programming languages particularly Go but also Python or C. Demonstrable experience … passion for automation. Strong experience using Linux (RedHat / Debian), TCP / IP networking, and systems from a commercial perspective. Compensation £150K - 200K Role type Full time Visa sponsorship Not provided Benefits & perks No additional benefits listed. #J-18808-Ljbffr ...

Embedded Software Engineer

Hiring Organisation
Professional Technical Ltd
Location
Battersea, London, United Kingdom
Employment Type
Permanent
ownership of embedded software features from architecture and development through to production deployment and field support. Key Responsibilities * Develop embedded software in C / C++ for connected products and IoT devices. * Design and implement firmware on ESP32, STM32 and similar embedded platforms. * Develop device connectivity solutions using MQTT … TCP / IP, HTTPS, TLS and related technologies. * Implement secure communication, authentication and device provisioning mechanisms. * Design and develop OTA update systems, bootloaders and firmware validation processes. * Develop telemetry, remote diagnostics, monitoring and device management functionality. * Support software architecture, code reviews and software quality ...

Embedded Software Engineer

Hiring Organisation
Professional Technical Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent
ownership of embedded software features from architecture and development through to production deployment and field support. Key Responsibilities * Develop embedded software in C / C++ for connected products and IoT devices. * Design and implement firmware on ESP32, STM32 and similar embedded platforms. * Develop device connectivity solutions using MQTT … TCP / IP, HTTPS, TLS and related technologies. * Implement secure communication, authentication and device provisioning mechanisms. * Design and develop OTA update systems, bootloaders and firmware validation processes. * Develop telemetry, remote diagnostics, monitoring and device management functionality. * Support software architecture, code reviews and software quality ...

Network Engineer

Hiring Organisation
Spectrum IT Recruitment
Location
London, United Kingdom
Employment Type
Permanent
Salary
£60000/annum
Network Engineer Circa £60,000 + Benefits BGP Troubleshooting & Pop Locations, TCP / IP, HTTP, VPN Global leader in Content Delivery Networks Spectrum IT has partnered with a global leader in Content delivery networks. With a global network of over 2800 PoPs and more … China and the majority of the wider Network Engineering team is located across Asia, mainly in China and Korea. The must have skills / experience: Bachelor's degree or equivalent in computer science or a similar technical discipline Strong experience in administering a large-scale, highly distributed service ...

SC Platform AWS Engineer CGEMJP00347169

Hiring Organisation
Experis
Location
London, United Kingdom
Employment Type
Contract, Work From Home
Role Title: Platform AWS Engineer Duration: contract to run until 31 / 10 / 2026 Location: London. Hybrid working with occasional travel Rate: up to £552 p / d Umbrella inside IR35 Clearance required: Active SC Clearance. UK National Required Skills Devops Linux (Redhat … RPMs, SELinux, filesystems, users / groups, systems management) Ansible Git (Github, Actions CI, repositories, branches, merge requests / code reviews, etc) General networking, IP addressing, CIDRs, TCP / IP, TLS certificates, etc. Running and working with Java applications ...

Senior C++ Low Latency Engineer

Hiring Organisation
Xpertise
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 800 Daily
Senior C++ Low Latency Engineer (Real Time Trading Systems) Inside IR35 | £800 / day | Canary Wharf (Onsite) | 6-month initial (strong extension potential) We're building a Real Time trade monitoring and market data system operating across a distributed Linux environment, where latency, determinism, and throughput are critical … building and optimising the low-level systems that move and process trading data in Real Time. Key Skills Strong modern C++ (11 / 14 / 17) in production systems Deep experience in low / ultra-low latency environments Strong Linux systems programming background Multithreading ...

NetDevOps Consultant

Hiring Organisation
HCLTech
Location
City of London, London, United Kingdom
enterprise environments aligned to a Modern Ops and AI-first operating model. The role focuses on Network Infrastructure as Code (NetIaC), CI / CD pipelines, AI-driven operations (AIOps), observability integration, and SRE-led reliability engineering. Key Responsibilities Develop and manage Network Infrastructure as Code (NetIaC) using Python … Ansible, and Terraform for provisioning and lifecycle management. Design and implement CI / CD pipelines using GitOps, APIs, and orchestration platforms (e.g., Itential) for network services. Automate connectivity services (VLAN, DNS, Firewall, DDI) integrated with ServiceNow and ITSM workflows. Drive AI / ML use cases such ...

NetDevOps Consultant

Hiring Organisation
HCLTech
Location
London Area, United Kingdom
enterprise environments aligned to a Modern Ops and AI-first operating model. The role focuses on Network Infrastructure as Code (NetIaC), CI / CD pipelines, AI-driven operations (AIOps), observability integration, and SRE-led reliability engineering. Key Responsibilities Develop and manage Network Infrastructure as Code (NetIaC) using Python … Ansible, and Terraform for provisioning and lifecycle management. Design and implement CI / CD pipelines using GitOps, APIs, and orchestration platforms (e.g., Itential) for network services. Automate connectivity services (VLAN, DNS, Firewall, DDI) integrated with ServiceNow and ITSM workflows. Drive AI / ML use cases such ...

IT 2nd/3rd Line Support Engineer

Hiring Organisation
Euro Car Parks
Location
Central London, London, United Kingdom
Employment Type
Permanent
Salary
£50,000
/ 3 rd Line Support Engineer, central London An exciting IT 2 nd / 3 rd Line Support Engineer role with a salary of £35,000 to £50,000 dependent on experience, plus bonus and career progression opportunities for a permanent role based in our Marylebone … London office. We are offering a fantastic opportunity for an experienced IT 2 nd / 3 rd Line Support Engineer with an immediate start at a market leading, dynamic and renowned property, technology and innovative, technology-based car parking company. Euro Car Parks is a market leading, renowned ...

SC Cleared IT Networking Sales Engineer - UK (home based)

Hiring Organisation
Park Lane Recruitment Ltd
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£90,000 - £120,000 per annum
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 … 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 ...

Distribution Operations Engineer

Hiring Organisation
Warner Bros. Discovery
Location
London, United Kingdom
Employment Type
Permanent
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 ...

On-site IT Support Engineer - £185 per day

Hiring Organisation
Ashdown Group
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£150 - £185 per day
documentation of support requests, resolutions, and system configurations. In order to be suitable, you must be available to start immediately (Friday 3 rd / Monday 6 th ) with a short commute to central London (every day). It is also essential to have the following: Proven experience … setting Strong technical skills, including Windows 11, MS 365 (Office, Exchange, Teams, OneDrive & SharePoint), Active Directory and Windows Server, iOS device support (iPhone / iPad / basic Mac), & networking fundamentals (TCP / IP, WiFi, VPN, DNS) Excellent problem-solving skills ...

VP/AVP - C++ Algo Trading Engineer/ Strategist - Cash Equities

Hiring Organisation
Robert Walters
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£100,000 - £150,000 per annum
global investment bank is hiring a C++ Algo Trading Engineers / Strategists (VP / AVP) to join a global Cash Equities Algo Execution team. You will work on the design, development and optimisation of trading algorithms across Best Execution, Smart Order Routing, market data, order execution … bring: * Strong C++ engineering experience* Experience in electronic trading, algo execution, market data or order execution systems* Strong understanding of low-latency / high-throughput systems* TCP / IP, UDP or multicast networking experience* Smart Order Routing, Best Execution or risk system ...

Network & Infrastructure Manager - Wembley

Hiring Organisation
Adecco
Location
Wembley, London, United Kingdom
Employment Type
Permanent
Salary
£80000 - £90000/annum + Benefits
experienced Infrastructure & Network Manager to play a critical role in stabilising and evolving core IT foundations. You will be responsible for ensuring 24 / 7 continuity across infrastructure and network services. You'll lead a skilled team, drive operational excellence, and play a key role in reducing technical … input into platform evolution. Key Responsibilities Operational Excellence & Stability Own and manage day-to-day operations across core infrastructure, including data centres, LAN / WAN, Wi-Fi, and server environments Define, implement, and enforce robust SOPs for backups, disaster recovery, patch management, and hardware lifecycle Ensure reliable connectivity ...

Site Reliability Engineer (Mid / Senior)

Hiring Organisation
Reed
Location
South West London, London, England, United Kingdom
Employment Type
Full-Time
Salary
Salary negotiable
Site Reliability Engineer (Mid / Senior) South West London (Hybrid – 1–2 days onsite) Salary: Competitive + Benefits We are looking for a Site Reliability Engineer to join a well-established small infrastructure team supporting a highly available, production environment. This is an exciting opportunity to work across … call rota involved) Implement security hardening and infrastructure best practices Manage backup and disaster recovery processes and regular testing Support and improve CI / CD pipelines and deployment processes Collaborate with engineering teams to improve reliability and performance Essential Skills Strong Linux systems administration (Ubuntu preferred) Experience running ...

IT Service Desk Technician

Hiring Organisation
Volant Media UK Ltd
Location
City of London, London, United Kingdom
Title: IT Service Desk Technician Job Ref: ISDT-494 Closing Date: 10 / 07 / 2026 Summary The IT Service Desk Technician is responsible for providing first‐line and second‐line support to end users across corporate and technology environments, ensuring reliable, secure and efficient … skills and progress within an IT support or engineering career path. Desirable: Experience supporting devices and users in a broadcast, media or 24 / 7 operational environment. Exposure to tools such as ticketing systems, remote support software and asset management systems. Basic knowledge of networking concepts (e.g. TCP ...