1 to 25 of 73 TCP/IP Jobs in London

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 ...

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 ...

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 ...

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 ...

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 ...

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 ...

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 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 ...

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 ...

Description 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 … 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 ...

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 ...

role is accountable for building a repeatable operating system that improves deal quality, increases opportunity predictability, and drives measurable revenue impact (ARR / NRR) in partnership with the Theater Sales organisation, Product teams, and regional stakeholders. Success is reflected across People / Process / Partnership / Product , deliberately prioritised to maximise the Director’s most constrained resource: time . People: Building, developing, and inspiring a high‐performing team with strong technical credibility and ownership. Process: Applying context and rigor in ways that improve focus, decision‐making, and execution without creating ...

/ 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 ...

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 ...

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 ...

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 ...

policies, NAT rules, VPNs (Site-to-Site and Remote Access), and access control lists Monitor firewall performance, logs, and alerts using SmartConsole / SmartEvent / SmartLog Troubleshoot connectivity, routing, and security-related incidents Perform firmware / software upgrades and patch management (Jumbo HFAs … Ensure compliance with security policies and industry best practices Required Skills & Experience: 5+ years of hands-on experience with Check Point firewalls (R80.x / R81.x) Strong knowledge of firewall policy management, VPN configuration, and NAT Experience with Check Point Management Server, ClusterXL, and high availability setups Solid understanding ...

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) 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 ...

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 ...

Description 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 … 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 ...

Responsibilities Operational Excellence & Stability Manage day-to-day operations of core infrastructure, including data centres, LAN / WAN, Wi-Fi, and server environments. Develop, implement, and maintain robust standard operating procedures (SOPs) covering backups, disaster recovery, patching, and hardware lifecycle management. Ensure reliable connectivity between the AS / 400 (iSeries) platform and modern application systems. Monitor security events internally and coordinate responses with external SOC / MDR partners. Leadership & Vendor Management Lead, mentor, and develop the Infrastructure and Network team. Act as the primary contact for ISPs, hardware vendors, and managed service providers (MSPs ...

Hybrid Working available following successful training and onboarding) Salary: £30,000 - £35,000 Depending on Experience + Excellent Benefits & Career Progression Full Time / Permanent Remarkable Jobs are recruiting on behalf of a growing Cyber Security Consultancy. We are seeking a motivated and technically curious Junior Security Testing … years of Cyber Security experience. Exposure to Vulnerability Assessment, Security Testing, Vulnerability Management, or Junior Penetration Testing. Good understanding of networking fundamentals including TCP / IP, DNS, HTTP / S, ports, and services. Working knowledge of Linux and Windows environments. Familiarity with ...

Network & Infrastructure Engineer Location London / Hybrid Salary £45,000-£55,000 DOE About the Role Veritas Workspace Solutions is a growing Managed Service Provider (MSP) delivering networking, cloud, cyber security, telecommunications and IT infrastructure solutions to businesses across the UK. We are looking for an experienced Network … improve customer infrastructure and resilience. Essential Skills & Experience 3+ years' experience in a Network Engineer, Infrastructure Engineer or similar role. Strong understanding of IP addressing, subnetting, DNS and DHCP. Knowledge of TCP / IP, UDP, ICMP and core networking protocols. Strong understanding ...

deliver resilient and secure platform services. Essential Skills & Experience DevOps & Linux Strong Linux administration experience (RedHat environments) Knowledge of RPMs, SELinux, filesystems, user / group management, and system administration Experience with Ansible automation Strong Git knowledge including GitHub, GitHub Actions CI, repositories, branching, merge requests, and code reviews … Sound understanding of networking concepts including IP addressing, CIDRs, TCP / IP, and TLS certificates Experience supporting Java applications, JVMs, and process management Nginx administration, particularly as a reverse proxy Performance tuning and capacity management across CPU, memory, and storage Experience with ...