1 to 25 of 274 TCP/IP Jobs in the South East

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 ❯

responding to alerts and ensuring successful, verifiable backups and restores. Diagnose and resolve backup failures across Windows Server, virtualisation platforms, applications (e.g. MS SQL, Exchange, SharePoint) and networks (TCP / IP, routing, firewalls). Advise customers on backup best practice, retention and recovery testing; document runbooks and contribute to our knowledge base. Perform restore … tests and live recoveries; validate RPO / RTOs and produce clear post-incident notes. Manage multiple cases concurrently in the service desk, providing timely updates and excellent customer communication. Collaborate with Sales / Account Management on feasibility questions and with Ops / Engineering on platform improvements. Participate in 1st-line call answering on a … escalate appropriately to specialists. Join the on-call rota (after onboarding) to support out-of-hours incidents. The Candidate will be: 3–5 years’ experience in technical support / operations with a strong focus on backup, recovery or data protection (managed services experience a plus). Solid knowledge in at least one of: Windows Server / More ❯

responding to alerts and ensuring successful, verifiable backups and restores. Diagnose and resolve backup failures across Windows Server, virtualisation platforms, applications (e.g. MS SQL, Exchange, SharePoint) and networks (TCP / IP, routing, firewalls). Advise customers on backup best practice, retention and recovery testing; document runbooks and contribute to our knowledge base. Perform restore … tests and live recoveries; validate RPO / RTOs and produce clear post-incident notes. Manage multiple cases concurrently in the service desk, providing timely updates and excellent customer communication. Collaborate with Sales / Account Management on feasibility questions and with Ops / Engineering on platform improvements. Participate in 1st-line call answering on a … escalate appropriately to specialists. Join the on-call rota (after onboarding) to support out-of-hours incidents. The Candidate will be: 3–5 years’ experience in technical support / operations with a strong focus on backup, recovery or data protection (managed services experience a plus). Solid knowledge in at least one of: Windows Server / 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 ❯

initiatives across the business. What will you need? * Previous experience in a senior IT support role with team leadership or mentoring responsibilities * Strong technical knowledge of Windows 10 / 11, Microsoft 365 (Exchange, Teams, SharePoint, OneDrive), and Intune * Experience managing user accounts and access via Active Directory, Azure AD, and Okta * Solid understanding of networking fundamentals - TCP / IP, DNS, DHCP, VPNs, and firewalls * Proven track record of managing SLAs, prioritising workloads, and delivering measurable service improvements * Excellent communication and stakeholder management skills * Flexibility to occasionally work outside normal hours for system updates or incident response * Full UK driving licence and access to a vehicle (due to office location) What would … By applying, you consent to your application being processed and submitted to the client for this vacancy only. KEY SKILLS - IT Support, Service Desk, Team Leader, Windows 10 / 11, Microsoft 365, Intune, Active Directory, Azure AD, Okta, Networking, TCP / IP, DNS, DHCP, VPN, Firewall, ITIL, SLA Management, Helpdesk, Infrastructure, CompTIA. More ❯

initiatives across the business. What will you need? • Previous experience in a senior IT support role with team leadership or mentoring responsibilities • Strong technical knowledge of Windows 10 / 11, Microsoft 365 (Exchange, Teams, SharePoint, OneDrive), and Intune • Experience managing user accounts and access via Active Directory, Azure AD, and Okta • Solid understanding of networking fundamentals – TCP / IP, DNS, DHCP, VPNs, and firewalls • Proven track record of managing SLAs, prioritising workloads, and delivering measurable service improvements • Excellent communication and stakeholder management skills • Flexibility to occasionally work outside normal hours for system updates or incident response • Full UK driving licence and access to a vehicle (due to office location) What would … By applying, you consent to your application being processed and submitted to the client for this vacancy only. KEY SKILLS – IT Support, Service Desk, Team Leader, Windows 10 / 11, Microsoft 365, Intune, Active Directory, Azure AD, Okta, Networking, TCP / IP, DNS, DHCP, VPN, Firewall, ITIL, SLA Management, Helpdesk, Infrastructure, CompTIA. More ❯

initiatives across the business. What will you need? • Previous experience in a senior IT support role with team leadership or mentoring responsibilities • Strong technical knowledge of Windows 10 / 11, Microsoft 365 (Exchange, Teams, SharePoint, OneDrive), and Intune • Experience managing user accounts and access via Active Directory, Azure AD, and Okta • Solid understanding of networking fundamentals – TCP / IP, DNS, DHCP, VPNs, and firewalls • Proven track record of managing SLAs, prioritising workloads, and delivering measurable service improvements • Excellent communication and stakeholder management skills • Flexibility to occasionally work outside normal hours for system updates or incident response • Full UK driving licence and access to a vehicle (due to office location) What would … By applying, you consent to your application being processed and submitted to the client for this vacancy only. KEY SKILLS – IT Support, Service Desk, Team Leader, Windows 10 / 11, Microsoft 365, Intune, Active Directory, Azure AD, Okta, Networking, TCP / IP, DNS, DHCP, VPN, Firewall, ITIL, SLA Management, Helpdesk, Infrastructure, CompTIA. More ❯

based in London. This is a hands-on engineering role at the frontier of high-performance trading systems What You’ll Do Design and implement modern C++ (C++20 / 23) applications for ultra-low latency trading. Optimize performance at the CPU, kernel, and network stack level to minimize latency and maximize throughput. Engineer and maintain Linux-based systems … tuned for high-frequency trading workloads. Develop and refine TCP / IP networking solutions for market connectivity. Collaborate with traders, researchers, and engineers to deliver robust, production-ready systems. Explore opportunities to integrate AI / ML techniques into trading workflows, from signal generation to system optimization. What We’re Looking For Proficiency … performance-critical applications. Deep understanding of CPU architecture, cache optimization, memory management, and instruction pipelines . Exposure to Linux kernel-level programming and tuning . Solid knowledge of TCP / IP networking and experience building high-throughput, low-latency network applications. Proven track record of developing real-time, high-performance systems (finance, gaming, or More ❯

based in London. This is a hands-on engineering role at the frontier of high-performance trading systems What You’ll Do Design and implement modern C++ (C++20 / 23) applications for ultra-low latency trading. Optimize performance at the CPU, kernel, and network stack level to minimize latency and maximize throughput. Engineer and maintain Linux-based systems … tuned for high-frequency trading workloads. Develop and refine TCP / IP networking solutions for market connectivity. Collaborate with traders, researchers, and engineers to deliver robust, production-ready systems. Explore opportunities to integrate AI / ML techniques into trading workflows, from signal generation to system optimization. What We’re Looking For Proficiency … performance-critical applications. Deep understanding of CPU architecture, cache optimization, memory management, and instruction pipelines . Exposure to Linux kernel-level programming and tuning . Solid knowledge of TCP / IP networking and experience building high-throughput, low-latency network applications. Proven track record of developing real-time, high-performance systems (finance, gaming, or More ❯

based in London. This is a hands-on engineering role at the frontier of high-performance trading systems What You’ll Do Design and implement modern C++ (C++20 / 23) applications for ultra-low latency trading. Optimize performance at the CPU, kernel, and network stack level to minimize latency and maximize throughput. Engineer and maintain Linux-based systems … tuned for high-frequency trading workloads. Develop and refine TCP / IP networking solutions for market connectivity. Collaborate with traders, researchers, and engineers to deliver robust, production-ready systems. Explore opportunities to integrate AI / ML techniques into trading workflows, from signal generation to system optimization. What We’re Looking For Proficiency … performance-critical applications. Deep understanding of CPU architecture, cache optimization, memory management, and instruction pipelines . Exposure to Linux kernel-level programming and tuning . Solid knowledge of TCP / IP networking and experience building high-throughput, low-latency network applications. Proven track record of developing real-time, high-performance systems (finance, gaming, or More ❯

as an escalation point for complex technical issues from other support tiers. Supporting, configuring, and maintaining Windows Server & Desktop environments . Managing Active Directory , Group Policy , DNS , and TCP / IP networking . Handling SSL certificates and Citrix environments (Virtual Apps, Desktops, and ADCs). Working with virtualisation platforms (Hyper-V, failover clusters, MCS … golden images). Administering firewalls (Cisco preferred), SAN / storage arrays , and backup systems . Participating in project work including migrations, rollouts, and infrastructure upgrades. What You’ll Bring Excellent communication and customer service skills. Strong Windows OS, Server, and AD administration experience. Solid understanding of networking fundamentals (TCP / IP, routing … with virtualisation and storage solutions (Hyper-V, SAN, RAID). Knowledge of Citrix (ADC, VPX, Gateways, Load Balancing) a definite plus. Familiarity with System Centre, RDS, and backup / recovery tools. A self-starter attitude with a proactive approach to problem-solving. Why You’ll Love It Fully remote role with flexibility and trust. Exposure to diverse technologies More ❯

role will also allow you to work and learn from our Infrastructure, Communications, iSeries and Development Teams – semi-involved with various exciting streams of IT projects for 2025 / 26 year (examples - Office 2024 roll out / Improvements on ITSM, Windows 11 roll out to all User hardware and much more). Principal Accountabilities and Duties … . As we work closely with our parent company Arab Bank (Jordan) and our European Branches, we require supporting ad-hoc out of hours support on Bank Holidays / Weekends which is rota-based between the engineers in the team. Be an integral part of the Support team in supporting and delivering all aspect of services and full … and Hardware, AD Management, Asset Management, Ticket Queuing Management and general overall efficiency to deliver the best service we can to our Users. 1st and 2nd Line Troubleshooting / Root-Cause Analysis, Documentation write ups for Knowledge Base Articles Be the face and central point of all incoming IT queries and issues, with following ITIL best practice to More ❯

role will also allow you to work and learn from our Infrastructure, Communications, iSeries and Development Teams – semi-involved with various exciting streams of IT projects for 2025 / 26 year (examples - Office 2024 roll out / Improvements on ITSM, Windows 11 roll out to all User hardware and much more). Principal Accountabilities and Duties … . As we work closely with our parent company Arab Bank (Jordan) and our European Branches, we require supporting ad-hoc out of hours support on Bank Holidays / Weekends which is rota-based between the engineers in the team. Be an integral part of the Support team in supporting and delivering all aspect of services and full … and Hardware, AD Management, Asset Management, Ticket Queuing Management and general overall efficiency to deliver the best service we can to our Users. 1st and 2nd Line Troubleshooting / Root-Cause Analysis, Documentation write ups for Knowledge Base Articles Be the face and central point of all incoming IT queries and issues, with following ITIL best practice to More ❯

role will also allow you to work and learn from our Infrastructure, Communications, iSeries and Development Teams – semi-involved with various exciting streams of IT projects for 2025 / 26 year (examples - Office 2024 roll out / Improvements on ITSM, Windows 11 roll out to all User hardware and much more). Principal Accountabilities and Duties … . As we work closely with our parent company Arab Bank (Jordan) and our European Branches, we require supporting ad-hoc out of hours support on Bank Holidays / Weekends which is rota-based between the engineers in the team. Be an integral part of the Support team in supporting and delivering all aspect of services and full … and Hardware, AD Management, Asset Management, Ticket Queuing Management and general overall efficiency to deliver the best service we can to our Users. 1st and 2nd Line Troubleshooting / Root-Cause Analysis, Documentation write ups for Knowledge Base Articles Be the face and central point of all incoming IT queries and issues, with following ITIL best practice to More ❯

recommended countermeasures Support creation of incident response plans, SOPs, and security awareness documents Maintain security documentation, audit trails, and compliance reports Requirements Currently pursuing (or recently completed) B.Tech / BE / M.Tech / MSc in Cyber Security, Computer Science, IT, or related fields Strong understanding of networking basics, OSI model, TCP / IP, firewalls, VPNs, IDS / IPS Familiarity with Linux & Windows system administration commands Knowledge of penetration testing tools (Nmap, Wireshark, Burp Suite, Metasploit, etc.) Fundamentals of cryptography, authentication protocols & OWASP Top 10 Critical thinking, attention to detail, and a proactive learning mindset Nice to Have (Bonus) Certifications such as CEH, CompTIA Security+, ISO … even if in-progress) Familiarity with cloud security (AWS / GCP / Azure) Experience with SIEM tools (Splunk, ELK stack, QRadar, etc.) Participation in CTFs, bug bounty, or cybersecurity clubs / communities What You'll Get Real-time exposure to cybersecurity operations within a tech-driven product environment Hands-on training in vulnerability assessment More ❯

completing the application or if you require a different format of this document, please get in touch with at UKI.recruitment@tcs.com or call TCS London Office number 02031552100 / +44 204 520 2575 with the subject line: “Application Support Request”. Role: PSA Engineer - Distribution Location: Edinburgh and across UK Careers at TCS: It means more TCS is … to ensure data consistency and system synchronization across multiple environments. Implement best practices for replication, ensuring high availability, data integrity, and disaster recovery capabilities. Your Profile Essential skills / knowledge / experience: Direct experience installing, maintaining or supporting ADMS products including DMS Applications, DNAF, OMS, Storm Assist and DER. Design, implement, and optimize ADMS solutions to … with User Interface, SCADA and Modeling tools. Knowledge of both Transmission and Distribution electrical grids. Knowledge of Linux, Windows, Oracle, SQL, Jasper Report and Cassandra. Knowledge of TCP / IP protocols, IP addressing, routing, LAN, DNS, Active Directory, firewalls & switches as it applies to isolating and resolving reported issues in these More ❯

completing the application or if you require a different format of this document, please get in touch with at UKI.recruitment@tcs.com or call TCS London Office number 02031552100 / +44 204 520 2575 with the subject line: “Application Support Request”. Role: PSA Engineer - Distribution Location: Edinburgh and across UK Careers at TCS: It means more TCS is … to ensure data consistency and system synchronization across multiple environments. Implement best practices for replication, ensuring high availability, data integrity, and disaster recovery capabilities. Your Profile Essential skills / knowledge / experience: Direct experience installing, maintaining or supporting ADMS products including DMS Applications, DNAF, OMS, Storm Assist and DER. Design, implement, and optimize ADMS solutions to … with User Interface, SCADA and Modeling tools. Knowledge of both Transmission and Distribution electrical grids. Knowledge of Linux, Windows, Oracle, SQL, Jasper Report and Cassandra. Knowledge of TCP / IP protocols, IP addressing, routing, LAN, DNS, Active Directory, firewalls & switches as it applies to isolating and resolving reported issues in these More ❯

Sector experience preferred. MDM - JAMF or similar InTune etc. MacOS & iOS devices - support experience. Google Workspace - Office & Email Support. Support of End User Devices – iPhone & iPad. Windows 10 / 11 - support experience. Audio / Visual devices - Smart Boards, Projectors & Interactive Displays etc. Hardware & Software support - installation & deployment. IP Telephone support. Antivirus & Anti-Spam support. … Network Printer support. Basic Networking - Network Connectivity, Domian Controllers, Internet Access, Email, etc. Basic Networking - TCP / IP, DNS, VLAN, VPN, SSL & IPSec, Switches, Routers, Wi-Fi Aps. Basic Understanding - issues involved in administering & maintaining, LAN & Wireless Network, Firewalls etc. Good organizational skills, combined with a proactive approach. Excellent communication skills. Working Hours … Onsite Role - 8:30am - 4:30pm - with some flexibility to work from home during school holidays. Benefits Package: 27 Days Holiday + Bank Holidays / Pension Scheme / Free School Lunches / Training. Keywords: 2nd Line IT Support Engineer, IT Support Engineer, Education Sector, MacOS, iOS, JAMF, Google Workspace, 2nd Line IT Support, Apple More ❯

Sector experience preferred. MDM - JAMF or similar InTune etc. MacOS & iOS devices - support experience. Google Workspace - Office & Email Support. Support of End User Devices – iPhone & iPad. Windows 10 / 11 - support experience. Audio / Visual devices - Smart Boards, Projectors & Interactive Displays etc. Hardware & Software support - installation & deployment. IP Telephone support. Antivirus & Anti-Spam support. … Network Printer support. Basic Networking - Network Connectivity, Domian Controllers, Internet Access, Email, etc. Basic Networking - TCP / IP, DNS, VLAN, VPN, SSL & IPSec, Switches, Routers, Wi-Fi Aps. Basic Understanding - issues involved in administering & maintaining, LAN & Wireless Network, Firewalls etc. Good organizational skills, combined with a proactive approach. Excellent communication skills. Working Hours … Onsite Role - 8:30am - 4:30pm - with some flexibility to work from home during school holidays. Benefits Package: 27 Days Holiday + Bank Holidays / Pension Scheme / Free School Lunches / Training. Keywords: 2nd Line IT Support Engineer, IT Support Engineer, Education Sector, MacOS, iOS, JAMF, Google Workspace, 2nd Line IT Support, Apple More ❯

Sector experience preferred. MDM - JAMF or similar InTune etc. MacOS & iOS devices - support experience. Google Workspace - Office & Email Support. Support of End User Devices – iPhone & iPad. Windows 10 / 11 - support experience. Audio / Visual devices - Smart Boards, Projectors & Interactive Displays etc. Hardware & Software support - installation & deployment. IP Telephone support. Antivirus & Anti-Spam support. … Network Printer support. Basic Networking - Network Connectivity, Domian Controllers, Internet Access, Email, etc. Basic Networking - TCP / IP, DNS, VLAN, VPN, SSL & IPSec, Switches, Routers, Wi-Fi Aps. Basic Understanding - issues involved in administering & maintaining, LAN & Wireless Network, Firewalls etc. Good organizational skills, combined with a proactive approach. Excellent communication skills. Working Hours … Onsite Role - 8:30am - 4:30pm - with some flexibility to work from home during school holidays. Benefits Package: 27 Days Holiday + Bank Holidays / Pension Scheme / Free School Lunches / Training. Keywords: 2nd Line IT Support Engineer, IT Support Engineer, Education Sector, MacOS, iOS, JAMF, Google Workspace, 2nd Line IT Support, Apple More ❯

profile defence systems in a highly regulated and innovative engineering environment. What we want from you: PLC System Design & Implementation - Develop and implement large-scale Siemens S7-300 / 400 control systems, including solutions with high reliability, fault tolerance, and integrated safety features. Industrial Networking & SCADA Integration - Configure and manage industrial communication protocols such as Profibus, Profinet … EtherNet / IP, ModBus, TCP / IP, UDP, and ASCII; set up SCADA interfaces and drivers. Software Lifecycle & Technical Documentation - Apply structured software development processes and produce clear, detailed technical documentation. Professional Experience & Education - Over five years' experience in PLC-focused engineering roles; qualified with a degree, HNC, HND, or More ❯

2nd Line IT Support EngineerLondon 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 they … 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 ❯

Support Engineer Qualifications, Experience and Attributes: You’re confident, client-focused and technically sharp, with: Strong hands-on experience with Windows 10 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 Ability to troubleshoot client-side apps (e.g. Microsoft Office) Advanced problem-solving skills with a proactive mindset Exceptional written and verbal communication, with confidence speaking to users More ❯

Latest Microsoft Technologies Experience in Setting Up and Maintaining Business System Networks Based on Microsoft Technologies Microsoft Windows Server Operating Systems Microsoft Exchange Server Microsoft Windows Hyper-V / VMware vSphere and vCentre Microsoft 365 (including email migrations, InTune deployment, Azure Information Protection, Azure AD Join, AD Connect, SharePoint Online, DLP, MDM) Microsoft Active Directory, Windows Server and … Related Server Roles (IIS / RDS / DFS / NPS) Microsoft Azure Active Directory and InTune Microsoft Azure IaaS Technologies Microsoft Azure Virtual Desktop Multi-Factor Authentication and Conditional Access Setup and Configuration for Office 365 and Related Technologies Backup Technologies (Veeam and Datto) Firewall Technologies (Sophos UTM / XG, Sonicwall, Cisco … Meraki & Watchguard) Detailed Knowledge of Switching and Routing, Including VLANs and Networking Technologies (TCP / IP, VPN, DHCP, DNS, SSL) (Aruba, Cisco, UniFi) Building Wireless networks (Meraki & UniFi) Personal Attributes: Friendly and professional. Have a passion for new and emerging technologies and thrive on developing an understanding of new solutions. Possesses good written and More ❯

days per week in the office) Salary range: £75,000–£84,000 + benefits Tech: AWS (EC2, Lambda, RDS, Route53, ELBs, EKS), Terraform, Kubernetes, Docker, CI / CD (Jenkins, GitHub Actions, CodePipeline), Python / Bash, Ansible, Security frameworks (CIS, OWASP), ** Sponsorship and offshore remote are not available for this position** Immersum continue to support one of … teams to protect customer data and drive platform innovation. Key responsibilities include: Designing and maintaining secure, scalable AWS infrastructure with Terraform, Kubernetes and Docker. Embedding security into CI / CD pipelines (Jenkins, GitHub Actions, CodePipeline) through SAST / DAST and dependency scanning. Collaborating with developers and product teams to promote DevSecOps practices, threat modelling and secure … WAFs for secure web delivery. Responding to incidents and driving continuous improvement of platform security. Tech Stack: Cloud: AWS (EC2, Lambda, RDS, Route53, ELBs, EKS), plus some GCP / Azure exposure Infrastructure as Code: Terraform, Ansible Containers & Orchestration: Kubernetes, Docker CI / CD: Jenkins, GitHub Actions, AWS CodePipeline Monitoring: Prometheus, Grafana, ELK, CloudWatch Security: CIS, OWASP More ❯