1 to 25 of 72 Permanent 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 ...

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 ...

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 ...

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 ...

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 ...

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 Implementation Engineer III

Hiring Organisation
Jobleads-UK
Location
City of Westminster, England, United Kingdom
Experience working with field operation technicians, engineers, contractors, or vendors in a telecommunications environment. Experience with both Layer 1 physical infrastructure (DWDM, AC / DC power, OSP / ISP) and Layer 2 / 3 networking (TCP / IP … Experience interpreting, validating, and executing complex technical deployment packages. Experience with network installation, network configuration, network infrastructure, network operations, optical engineering and operations, IP backbone, and project management. About the job As a Network Implementation Engineer, you will be the initial point of our efforts to execute deployment ...

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 ...

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 / ...

Akamai Security Engineer - Consultancy

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Support onboarding of new applications and APIs onto Akamai platforms, and maintain technical documentation, runbooks, and process guides in Confluence or equivalent Skills / Must Have Strong hands-on experience with Akamai security solutions – particularly Kona Site Defender, WAS, CDN, and WAF configuration and tuning Solid understanding … application security concepts including bot mitigation, DDoS protection, and rate limiting, with experience analysing HTTP / S traffic and security events Knowledge of TCP / IP, DNS, SSL / TLS, and CDN architectures, with the ability to balance security controls ...

Networking & Security Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
penetration testing exercises, prioritising and remediating findings in a timely manner Manage and continuously improve security tooling, including SIEM, EDR, firewalls, IDS / IPS, and endpoint protection platforms Act as the escalation point for security‐related incidents across 2nd and 3rd line, providing expert guidance and driving resolution … VPNs, and wireless systems (primarily Cisco‐based), with a security lens on all configuration and change Operate across Windows and Linux (Red Hat / CentOS) environments, ensuring both are maintained to a consistent security baseline Collaborate with infrastructure and technology teams to embed security into project delivery ...

Systems Engineer

Hiring Organisation
17918
Location
London, United Kingdom
Position: Systems Engineer Job ID: 963091 Location: Redhill, Surrey Rate / Salary: Competitive (DOE) Type: Permanent / Full Time HSB Technical Ltd is a specialist recruiter within the Power & Propulsion, Shipbuilding, Maritime Shipping, Energy and Subsea sectors. We have several permanent and contract vacancies available … Maintaining technical expertise across emerging communications, networking and satellite technologies. HSB Technical's client is looking for someone who has: Essential: Degree, HND / HNC in IT, Programming, Engineering or a related discipline, or equivalent industry experience. Minimum 3 years' relevant Systems Engineering experience. Strong knowledge of TCP ...

Technical Service Desk Manager

Hiring Organisation
Veritas Workspace Solutions
Location
London, United Kingdom
Employment Type
Permanent
Salary
£38000/annum
Service Desk environment. Strong Second Line IT Support experience. Excellent knowledge of Microsoft 365, Windows Desktop & Server, Active Directory / Microsoft Entra ID, networking fundamentals (DNS, DHCP, TCP / IP, VPNs) and remote support tools. Experience using professional ticketing systems. Excellent organisational … remain calm under pressure. Desirable ITIL Foundation certification. Experience supporting managed print environments. Knowledge of VoIP and connectivity solutions. Experience with automation / workflow platforms. Microsoft certifications. Experience producing service reports and KPIs. We're Looking For Someone Who Is Customer-focused and technically confident. Highly organised with ...

Senior Lead Platform Engineer - Networking - Accelerator

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
governance of approved AI‐assisted engineering practices across teams to improve code quality, delivery speed, and operational outcomes (e.g., AI‐assisted code review / refactoring, test acceleration, release readiness, incident / root‐cause analysis), while establishing measurable validation standards (secure coding, peer review, automated testing … promoting reuse of proven patterns and automation within the SDLC / TLM toolchain. Required qualifications Applies knowledge of tools within the Software Development Life Cycle toolchain, including approved AI‐assisted development and automation capabilities, to improve the value realised by automation at scale. Detailed understanding of public clouds ...

Senior Site Reliability Engineer - Python

Hiring Organisation
Inspire People
Location
South West London, London, United Kingdom
Employment Type
Permanent, Part Time, Work From Home
Salary
£80,000
developing, operating and improving cloud-based platforms and services used across DBT and wider government. Working across Python development, cloud infrastructure, CI / CD pipelines, observability and automation, you'll help improve reliability, developer experience and service performance while supporting critical business services used by thousands of users. … support platform and tooling development. Work closely with development teams to provide and improve platform tooling, including monitoring, logging, metrics, dashboards and CI / CD pipelines. Build, maintain and improve reliable, secure and scalable cloud-based infrastructure using infrastructure-as-code approaches. Support teams to adopt Site Reliability ...