1 to 25 of 103 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 / ...

Operations Support Manager - Banking / Financial

Hiring Organisation
N P Associates
Location
City of London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£75,000 - £95,000 per annum
Operations Support Manager - Banking / Financial Whilst the emphasis is on Team Lead / Managers role, ideal candidates will come from a Technical background in a Banking / Financial environment with experience of E-Trading Applications in a Linux environment with an understanding … Databases (SQL Server, Oracle) and Scripting - Python / Bash / Shell. About The Role : Managing a highly technical Support Team, looking after a Trading / Settlement Systems in a fast paced and pressurised environment. You’ll be the bridge between the business and technology ...

Production Services Specialist I

Hiring Organisation
Oscar Associates (UK) Limited
Location
London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
Up to €90 per hour
Production Services Specialist II | Remote | Inside IR35 | $90 p / h | 4-Day Week (up to 40 hrs, Rota-Based) | IP Services / Load Balancing & DDI We're looking for an experienced Production Services Specialist II (contract) to support a large-scale IP … BlueCat (on-prem and Cloud Resolver) infrastructure. Support incident triage, proactive reviews and disaster recovery testing. Maintain documentation, runbooks and adherence to design / governance standards. Coordinate with senior engineers, architecture and business stakeholders. Contribute to Operations projects and infrastructure improvement initiatives. Key skills: 7+ years' experience ...

Support Analyst, 2nd / 3rd Line Support - Financial / Banking

Hiring Organisation
N P Associates
Location
City of London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£75,000 - £95,000 per annum
Support Analyst, 2nd / 3rd Line Support - Financial / Banking - Linux, Python, SQL. An exciting and challenging role providing 2nd / 3rd Line Support / Systems Administration for a primary Trading Application in a Linux environment, candidates must have in depth Linux … experience with strong Database / SQL and Scripting skills. Candidates will have previous Banking / Financial experience with some Market Data / Trade Floor Support and experience with FIX protocol and client onboarding. Candidates are required to have a breadth ...

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 ...

Crypto Trading Linux SRE Platform Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Leading Crypto Trading Client requires a Linux SRE Platform Engineer (Networking Development, Support Administration) with Web Scraping, Python, TCP IP Virtual Servers & Networking skills who thrives on ownership and loves solving problems on a global scale. C Stakeholder facing position, candidate will be a self starter … infrastructure SME for a 24x7x365 globally distributed ethical web scraping function, supporting a multi region high frequency crypto trading operation Strong Linux / TCP IP network stack knowledge, as well as optimization / tuning Liaise closely and collaboratively with central infrastructure team ...

Crypto Trading Linux SRE Platform Engineer

Hiring Organisation
Huxley Associates
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£70000 - £100000/annum
Leading Crypto Trading Client requires a Linux SRE Platform Engineer (Networking Development, Support Administration) with Web Scraping, Python, TCP IP Virtual Servers & Networking skills who thrives on ownership and loves solving problems on a global scale. C Stakeholder facing position, candidate will be a self starter … infrastructure SME for a 24x7x365 globally distributed ethical web scraping function, supporting a multi region high frequency crypto trading operation Strong Linux / TCP IP network stack knowledge, as well as optimization / tuning Liaise closely and collaboratively with central infrastructure team ...

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 ...

Senior Network Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Application, and Operations teams to prioritize remediation activities and maintain resilient business services.Coordinate end-to-end remediation activities including maintenance windows and pre / post validations across multiple stakeholders, including business application owners, multiple infrastructure teams (Unix, Load Balancer, Firewall etc), security teams, and all relevant third-party … vendors (Cisco / Arista etc).Maintain high availability and resilience of business-critical services while improving network reliability and security posture.Monitor network performance and proactively identify risks before they impact production.Develop automation solutions using Python, Ansible, or similar tools to improve operational and deployment efficiency.Standardize deployment procedures ...

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 ...

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 ...

2nd Line Support Engineer - Hybrid - up to £42,000

Hiring Organisation
Involved Solutions
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£35,000 - £42,000 per annum
improvement projects. Key Responsibilities Provide 2nd line support for users across hardware, software and Microsoft technologies. Troubleshoot issues across Windows 10 / 11, Microsoft 365 and Active Directory. Administer user accounts, permissions and Group Policy within Active Directory and Entra ID. Support Microsoft 365 services including Exchange Online … Teams and SharePoint. Manage devices using Intune and assist with endpoint deployments. Troubleshoot networking issues including DNS, DHCP, TCP / IP and VPN connectivity. Build, image and deploy laptops and desktops. Escalate complex issues where required while maintaining excellent customer service. Assist with ...

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 ...

Senior Software Development Engineer, AWS CloudFront

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Enjoy seeing the impact your work has on real customers Are comfortable in an agile environment and understand the importance of working / developing iteratively Enjoy being part of a strong team of technologists and collaborating with them to build big things Take ownership and do what … coding standards, code reviews, source control management, build processes, testing, and operations Knowledge of networking protocols such as HTTP(S), DNS, and TCP / IP Experience troubleshooting and debugging technical systems, or experience that includes strong analytical skills, attention to detail, and effective ...

SC Platform AWS Engineer CGEMJP00347169

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
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 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, JVMs ...

Cybersecurity Solutions Consultant – AI & Cloud

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Check Point Software Technologies Ltd. in London is seeking an experienced Senior Network Security Consultant to join our Services / Support team. You will consult large customers, design integrations, and optimize Check Point's high-end products in complex networks. The role requires 8+ years in IP … networks, strong TCP / IP knowledge, Linux basics, and experience with cloud deployments (AWS / Azure / GCP). You will work with sales, R&D, TAC to ensure customer satisfaction and lead post-sales activities. #J-18808-Ljbffr ...

Senior Network Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Operations teams to prioritize remediation activities and maintain resilient business services. Coordinate end‐to‐end remediation activities including maintenance windows and pre / post validations across multiple stakeholders, including business application owners, multiple infrastructure teams (Unix, Load Balancer, Firewall, etc.), security teams, and all relevant third‐party vendors … Cisco / Arista, etc.). Maintain high availability and resilience of business‐critical services while improving network reliability and security posture. Monitor network performance and proactively identify risks before they impact production. Develop automation solutions using Python, Ansible, or similar tools to improve operational and deployment efficiency. Standardize ...

Technical Support Engineer - Remote H/F

Hiring Organisation
17918
Location
London, United Kingdom
policy. Maintain inventory of IT equipment and manage equipment lifecycle. Perform scheduled maintenance, such as software updates, patch installations, and backups. Support audio / visual equipment for meeting rooms and company events. Collaborate with other IT teams to address complex or recurring problems / Escalation … / L3 support teams Collaborate with other IT team members to ensure timely resolution of issues and continuous improvement of service delivery. Participate in ongoing training and development to stay current with IT trends and technologies. Minimum of 2-5 years of experience in deskside support. Strong understanding ...

Data Centre Engineer

Hiring Organisation
Oscar Associates (UK) Limited
Location
Orpington, London, United Kingdom
Employment Type
Permanent
Salary
£45,000
working alongside project teams and clients to deliver successful installations Technologies you'll be working with: Windows Server & Active Directory Microsoft Azure VMware / Hyper-V Cisco, HPE, Aruba & Dell hardware Firewalls, wireless infrastructure & networking TCP / IP, DNS, DHCP & VLANs Structured … cabling (Cat5e / Cat6 / Fibre) Server racks, patch panels & cable management Backup technologies & ConnectWise (or similar) What's on offer: Salary up to £45,000 Company van & fuel card Exposure to a variety of infrastructure and data centre projects Ongoing training and career development Opportunity ...

EOL Network Engineer

Hiring Organisation
Experis
Location
London, United Kingdom
Employment Type
Contract
Role Title: EOL Network Engineer Duration: contract to run until 28 / 01 / 2027 Location: London, Hybrid 3 days per week onsite (weekend work will be required) Rate: up to £414 p / d Umbrella inside IR35 Role purpose / summary … with others, and an energetic approach to drive the project to completion, overcoming any obstacles in the way. Strong communication is important. Skills / Experience Possess professional-level working knowledge of networks (TCP / IP, BGP routing, PIM routing, STP, route maps ...

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 ...

Threat Detection Engineer - Permanent - SOC, KQL, Active Directory, Powershell, Python - Hedge Fund

Hiring Organisation
Scope AT Limited
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
business strategies. Operational Excellence - Ensure Millennium Information Security capabilities remain fit for purpose and evolve to meet the changing threat landscape. Qualifications / Skills Required Bachelor or master's degree in computer science or cyber security with strong IT background or equivalent demonstrable experience. 3 years' experience working … tooling across security domains; network, endpoint, data, identity and cloud. Experience in standard enterprise technology stack, Active Directory, Entra, Group Policy, Intune, DNS, TCP / IP, PKI, Microsoft 365, Windows, Linux, MacOS, etc. Ability to handle sensitive and / or confidential materials ...

Onsite AV Engineer

Hiring Organisation
Jacobs Massey
Location
City of London, London, United Kingdom
Employment Type
Permanent
Video Conferencing: -Expertise in major platforms (e.g., Microsoft Teams Townhall & Zoom) -Advanced troubleshooting of video, audio, and content sharing issues. -Understanding of SIP / H.323 protocols and cloud-based conferencing services Microsoft Teams Ecosystem: -Expert-level knowledge of MTR deployment, configuration, management, and troubleshooting (Windows and Android). … beamforming arrays) and optimal deployment. -Strong understanding of loudspeaker systems, amplification, acoustic principles, audio routing, mixing, and gain structure optimisation. -Familiarity with Dante / AVB / AES67 audio networking protocols. Display Technologies: -Expertise in projectors, interactive displays, LED walls, and commercial-grade LCD / ...

Service Desk Analyst

Hiring Organisation
Armstrong Knight
Location
Shoreditch, London, England, United Kingdom
Employment Type
Full-Time
Salary
£35,000 - £40,000 per annum
manage incidents and service requests. Troubleshoot hardware, software and networking issues. Build, configure and deploy laptops and desktops. Support Microsoft 365, Windows 10 / 11 and Active Directory. Manage user accounts, permissions and password resets. Support meeting room technology and AV equipment. Escalate complex issues where appropriate whilst … passionate about technology and enjoy solving problems while delivering exceptional customer service. You'll ideally have experience with: Service Desk / IT Support / Helpdesk experience. Windows 10 & Windows 11. Microsoft 365. Active Directory & Azure Active Directory. Intune (desirable). Exchange Online. Networking fundamentals (DNS, DHCP ...