26 to 50 of 86 TCP/IP Jobs in the South East

Backend Software Engineer / Developer (Windows C / C++, C#) London to £70k FTC Are you a skilled Backend Software Engineer with strong C++ skills? You could be progressing your career in a senior, hands-on role at a global market data provider whilst enjoying a range of perks and benefits. As a Backend Software Engineer … The platform has been built with C++ and C# deploying to AWS and requires high scalability and low latency - they currently handle 40 billion messages per day. Location / WFH: You'll join colleagues in the City office three days a week with flexibility to work from home the other two days. Please note this is a … month Fixed Term Contract. About you: You have C / C++ development skills on Windows OS You have full software development lifecycle experience You have a good knowledge of networking protocols e.g. TCP / IP, multicast You have a strong grounding in Computer Science fundamentals e.g. multi-threading, OOP, Data Structures, Design More ❯

with technical matters and system troubleshooting relating to infrastructure, applications and environments. Be part of an on call weekly rotation shared across the Support and Operations teams. Experience / Qualifications Essential requirements Demonstrable knowledge and experience in 3 or more of the following: Microsoft Windows Server Microsoft SQL Server Networking (Load balancing, Firewalls, TCP / IP) Linux (Debian or RHEL) Telephony / UC (SIP, ACD, VOIP) Active Directory (ADFS, domain management, users / groups, policies, certificates etc.) Infrastructure management and maintenance (COTS hardware & Virtualisation - VMware, Hyper-V) Good knowledge and experience of ITIL Experience of managing high availability environments and systems or with similar critical infrastructure delivery … successful in this role. Excellent communication skills - written and verbal. Desirable, but not essential Familiarity with Agile methodologies, tools and ways of working. Experience and knowledge of CI / CD tools. Experience in scripting / coding (Python, C#, PowerShell). Experience of common automation tools (Terraform, Ansible). Experience with monitoring solutions (Nagios, Zabbix, NetCool, Icinga More ❯

technical queries promptly and efficiently, prioritising them to meet KPIs and customer service expectations Network troubleshooting, diagnosing connectivity issues, configuring routers and switches, monitoring network performance, and resolving IP conflicts Providing timely updates to clients Diagnose and resolve technical issues and provide technical assistance on client sites Completing proactive maintenance onsite Respond to escalations from 2nd and 3rd … related degree or relevant qualifications highly desirable Demonstrable experience as a Service Desk Engineer Able to demonstrate a good all-round knowledge of IT principles Experience with PSA / RMM tools such as Autotask, AEM and IT Glue to provide enhanced support services to all clients would be advantageous Experience in initial remote diagnostics along with analysis and … monitoring would be advantageous The willingness to learn new software and hardware skills Experience of Microsoft Windows Server / Desktop environments Detailed experience with Backup / DRaaS technologies, Azure Active Directory & IaaS Knowledge of networking technologies - TCP / IP, Firewall, Routing / Switching Ability to run, patch and More ❯

points of failure. Participate in disaster recovery planning, testing, and service continuity initiatives. Skills & Experience Essential Strong experience with Windows Server environments, including Active Directory, Group Policy, DNS / DHCP, and file / print services. Excellent understanding of Azure AD, Exchange Online, Office 365, and cloud identity concepts. Working knowledge of Hyper-V, Veeam, WSUS, certificate … services, and endpoint management tools (e.g. ManageEngine). Familiarity with security tools and concepts, such as endpoint protection, email filtering, SIEM / monitoring, or extended AV tools. Understanding of network fundamentals (TCP / IP, VLANs, firewalls) and general troubleshooting. Desirable Experience using collaboration and tracking tools like Jira and Confluence. Experience with … and adaptable approach. Work Life Balance: 37.5 hour working week Provide regular out-of-hours support for planned maintenance or critical issues. Lunchtime finishes on a Friday Hybrid / flexible working arrangements 28 days annual leave Christmas closure Holiday purchasing scheme Benefits: Group pension plan - matched contributions up to 5% Income protection scheme Employee Assistance Programme including remote More ❯

points of failure. Participate in disaster recovery planning, testing, and service continuity initiatives. Skills & Experience Essential Strong experience with Windows Server environments, including Active Directory, Group Policy, DNS / DHCP, and file / print services. Excellent understanding of Azure AD, Exchange Online, Office 365, and cloud identity concepts. Working knowledge of Hyper-V, Veeam, WSUS, certificate … services, and endpoint management tools (e.g. ManageEngine). Familiarity with security tools and concepts, such as endpoint protection, email filtering, SIEM / monitoring, or extended AV tools. Understanding of network fundamentals (TCP / IP, VLANs, firewalls) and general troubleshooting. Desirable Experience using collaboration and tracking tools like Jira and Confluence. Experience with … and adaptable approach. Work life balance: 37.5 hour working week Provide regular out-of-hours support for planned maintenance or critical issues. Lunchtime finishes on a Friday Hybrid / flexible working arrangements 28 days annual leave Christmas closure Holiday purchasing scheme Benefits: Group pension plan matched contributions up to 5% Income protection scheme Employee Assistance Programme gives you More ❯

a longstanding employee who is looking to retire in the foreseeable future. Essential Skills Strong ability to program Microcontrollers in Embedded C At least some knowledge of C# / .Net Some knowledge of Networking (PSTN, TCP / IP, and 4G / 5G systems) At least an appreciation of Hardware Design … Desirable Skills If you have stronger hardware design skills, in analogue and / or digital electronics, these will be put to good use PCB Layout PIC Microcontrollers Fusion 360 / Eagle CAD Package High Voltage (up to 15 kV) Electronics Development experience with 4G / 5G modems, Wi-Fi modules & LoRaWAN Experience with safety More ❯

Software Development Engineer in Test / SDET (C# or TypeScript) London / WFH to £65k Do you have C# or TypeScript coding skills combined with a detail orientated mindset? You could be progressing your career as a Software Development Engineer in Test, working on complex and challenging systems as part of a supportive team with regular … be using a variety of automation tools and coding with C# or TypeScript, working across the full test lifecycle, defining and automating acceptance tests and working with CI / CD pipelines as part of an Agile software delivery team. Location / WFH: You can work from home, meeting up with colleagues 2-3 days a week … enjoy a range of facilities including large kitchen, café, roof top bar, showers and all the latest kit to work on. About you: You have strong C# and / or TypeScript coding skills You have experience of developing and testing software using Microsoft technologies (.Net, SQL Server, Windows) You have an understanding of CI / CD More ❯

Role Responsibilities: Infrastructure: Maintain and enhance IT infrastructure, including VMware ESXi, Microsoft Windows Server environments, and Network Monitoring and networking components. There is some minimal work supporting AWS / Linux server infrastructure as well. Ensure system reliability, scalability, and performance through proactive monitoring and automation. Maintain and improve local network environments, including Dell servers and Dell switch configurations. … SAML, Entra Connect). Develop and manage automation solutions to streamline infrastructure deployment, management, and monitoring. Implement and optimize automation tools such as Azure DevOps (or other CI / CD pipelines), Terraform, Node-Red, and Packer. Deploy and manage monitoring tools (Zabbix, SolarWinds SentryOne, and other network / database monitoring solutions). Ensure secure cloud infrastructure … such as CIS, PCI DSS, Cyber Essentials, NIST, ISO 27001. An understanding of network security and compliance in regulated environments. Strong networking knowledge (LAN, WAN, DNS, DHCP, VPN, TCP / IP). Proficiency in firewall and load balancer technologies for secure environments. Hands-on experience with virtualization platforms (VMware, Citrix Xen) and backup solutions More ❯

Network Security Engineer - Secure Environment ?? On-site | £55,000 + Shift Allowance + Bonus + Package ?? 24 / 7 Shift Pattern | British Citizens only We're looking for a Network Security Engineer who's passionate about defending critical systems in a fast-paced, secure environment. If you're ready to step into a hands-on, operational role with … real impact - this could be the move for you. ?? The Role As part of a 24 / 7 internal security response team, you'll help protect complex network infrastructure from evolving threats. You'll support incident response, work closely with SOC analysts, and fine-tune key security tools to improve overall resilience. This role isn't just reactive … Nagios, etc.) Responding to incidents, tuning systems, and supporting change requests Collaborating with cyber and infrastructure teams to improve network defences ? What You'll Need Strong networking fundamentals (TCP / IP, DNS, VLANs, routing / switching) Hands-on experience with firewalls and secure proxy solutions Understanding of security protocols (IPSec, SSL / More ❯

Role: L2 IT Support Engineer – 6 Week Contract Location: Croydon (on-site) Start: ASAP Rate: Circa £200 / day (Outside IR35) Enhaced DBS Certificate Overview: We’re looking for an experienced L2 IT Support Engineer to provide short-term backfill in Croydon. You’ll be responsible for maintaining and supporting all IT services across the school environment, ensuring … with at least 1 year in a senior role Strong knowledge of Windows and Mac OS Microsoft administration (Windows Server, O365, Azure, Intune, Entra ID) Networking: DHCP, DNS, TCP / IP, VLANs, switching, wireless Strong knowledge of Microsoft applications Enhanced DBS (mandatory) Desirable: IT certifications MIS systems experience (e.g. SIMS) Previous school / education sector experience Experience with SaaS / cloud support Knowledge of safeguarding in IT (web / email security More ❯

C++ Developer / Backend Software Engineer (Windows C / C++, C#) London to £70k FTC Are you a skilled C++ Developer? You could be progressing your career in a senior, hands-on role at a global market data provider whilst enjoying a range of perks and benefits. As a C++ Developer you will join an Agile … The platform has been built with C++ and C# deploying to AWS and requires high scalability and low latency - they currently handle 40 billion messages per day. Location / WFH: You'll join colleagues in the City office three days a week with flexibility to work from home the other two days. Please note this is a … month Fixed Term Contract. About you: You have C / C++ development skills on Windows OS You have full software development lifecycle experience You have a good knowledge of networking protocols e.g. TCP / IP, multicast You have a strong grounding in Computer Science fundamentals e.g. multi-threading, OOP, Data Structures, Design More ❯

PC’s and other devices to clients’ networks Liaising with 3rd party vendors Create, update and maintain documentation relating to clients’ environments Service Desk Engineer Requirements: IT Support / 1 st Line Support / IT Helpdesk experience within an MSP (IT Managed Services) organisation AZ-900 and MS-900 certifications preferred IT knowledge and experience of … Active Directory & Group Policy management Mac OSX Microsoft Azure Microsoft Office Microsoft Windows PC & Server O365 Switches, routers & firewalls, TCP / IP & network troubleshooting VPN’s Exceptional client support skills with a desire to provide an excellent client experience. Confident personality with excellent written and verbal communication skills, comfortable dealing with all levels of More ❯

Role: Senior Cyber Security Engineer (Cyber SME) Salary: Up to £70,000 Location: Reading / Birmingham - Hybrid (1 day / week in office) Be the Cyber Security Subject Matter Expert protecting the backbone of our business.Are you a highly skilled cyber security professional ready to take ownership of security engineering and infrastructure hardening? We're looking … SASE, and Zero Trust. What We're Looking For Essential: Proven experience in cyber security engineering, including vulnerability management, SIEM, WAFs, and secure infrastructure design. Strong knowledge of TCP / IP, firewalls, routing, access controls, and threat-based security approaches. Excellent communication skills with the ability to create and maintain technical documentation. Background in … infrastructure / networks and experience supporting change initiatives securely. Working towards or holding CISSP, GCIA, Security+, CCNA / CCNP, or similar certifications. Familiar with ITIL-based service delivery, security hardening, and working cross-functionally. Desirable: Degree in Computer Science or equivalent experience. Understanding of ISO27001, Cyber Essentials, and AAF frameworks. If you would like to be More ❯

role. Strong knowledge of Windows Server, Active Directory, and Group Policy. Experience with virtualization technologies such as VMware or Hyper-V. Proficiency in desktop support, including Windows 10 / 11 and Office 365. Networking knowledge (TCP / IP, DNS, DHCP, VPNs, VLANs). Familiarity with ITSM tools and ticketing systems. Excellent problem More ❯

storage, cloud platforms, and unified communications, and who thrives in a collaborative, service-driven environment. Key Responsibilities: Manage and support the firm's infrastructure: servers, storage, firewalls, WAN / LAN, Wi-Fi, internet, and unified communications. Administer and monitor systems including Windows Server, Azure, Entra ID, Intune, VMWare, VXRail, Rubrik, Commvault , and more. Conduct vulnerability analysis and … SharePoint Online) Azure IaaS VMware vSphere & Dell VxRail NetApp storage Juniper Mist & Cato SESE firewalls PowerShell Scripting and automation Windows Server (2008-2025) Networking: DNS, DHCP, subnets, VLAN, TCP / IP, SD-WAN, VPNs Desirable Certifications: Microsoft Azure Administrator (AZ-104) VMware Certified Professional (VCP) Juniper Mist AI (Wireless / Wired) Microsoft More ❯

security features. Proficiency with Microsoft Intune, Autopilot, and modern endpoint management. Strong understanding of security architecture , including conditional access, endpoint compliance, MFA, and threat protection. Solid networking knowledge (TCP / IP, DNS, DHCP, VPN, routing). Skilled in PowerShell scripting, automation, and infrastructure-as-code concepts. Experience delivering Windows 10 / More ❯

kind of work we want to be part of. The role: The role of a Laboratory Systems Specialist is to lead the development and implementation of robust Lab / digital infrastructure within our R&D laboratories for the UK and US locations. This is pivotal in enabling efficient, automated data exchange between laboratory instruments and enterprise informatics systems … teams together . Be willing to travel within the UK and Europe, accounting for approximately 10% of working time! Key responsibilities: Design, implement, and maintain secure, scalable IT / OT interfaces between lab instruments (e.g., bioreactors, plate readers, liquid handlers) and informatics systems (ELN, LIMS, SDMS, etc.) Collaborate with IT, Data science and scientific teams in R&D … and custom connectorseither in-house or in collaboration with external vendorsto enable automated data capture, contextualization, and storage. Manage instrument network connectivity (e.g., OPC-UA, MQTT, REST APIs, TCP / IP) and data pipelines from edge devices to cloud / on-premise environments. Support system validation efforts (e.g., CSV, 21 CFR Part More ❯

Redstor etc). Knowledge of endpoint management and security (Microsoft Intune, Defender for Endpoint).Azure or M365 advanced certifications (e.g., AZ-305, MS-700). Experience with automation / orchestration tools. Experience and Knowledge: Proven experience in a Cloud Operations / Infrastructure Engineer role. Strong knowledge and hands-on experience with Microsoft Azure (IaaS, PaaS, SaaS … . Deep understanding of Windows Server environments and Active Directory (on-prem & Azure AD). Networking fundamentals (TCP / IP, DNS, VPN, firewalls, routing). Experience using Tanium, Okta and Netskope. Experience with monitoring tools (Azure Monitor, Log Analytics, Application Insights). Strong PowerShell scripting and automation skills. Proven ability to troubleshoot complex issues More ❯

need We re looking for someone with a strong interest in technology, great communication skills and a proactive attitude. You ll need to demonstrate: Knowledge of Windows 10 / 11 and Microsoft Office software. Understanding of networking (TCP / IP, DNS, DHCP). Familiarity with Office 365 and Azure. Experience with device … management (InTune / MDM solutions). Knowledge of Entra Active Directory and on-prem Active Directory concepts. Experience with IT service desk and asset management systems. A-level (or equivalent) qualification in IT or a related subject. Strong customer service skills and the ability to stay calm under pressure. This is a great opportunity to build your career More ❯

need… We’re looking for someone with a strong interest in technology, great communication skills and a proactive attitude. You’ll need to demonstrate: Knowledge of Windows 10 / 11 and Microsoft Office software. Understanding of networking (TCP / IP, DNS, DHCP). Familiarity with Office 365 and Azure. Experience with device … management (InTune / MDM solutions). Knowledge of Entra Active Directory and on-prem Active Directory concepts. Experience with IT service desk and asset management systems. A-level (or equivalent) qualification in IT or a related subject. Strong customer service skills and the ability to stay calm under pressure. This is a great opportunity to build your career More ❯

DDoS and WAAP readiness Stay up to date on the latest cyber threats and technologies Requirements: Essential: Experience in information security or networking Understanding of network protocols (e.g. TCP / IP, DNS) Strong communication and client-facing skills A proactive, problem-solving mindset Fluent in written and spoken English Willing to work occasional evenings … / weekends for planned exercises (not a 24 / 7 role) Desirable: Degree or equivalent experience Previous consulting or technical client-facing experience Background in SOC, Pen Testing, InfoSec, or Systems Admin Knowledge of BGP, WAF, CDN, or cloud platforms (AWS, Azure, GCP) Basic scripting (e.g. Python, Bash) for automation or analysis Please note that at More ❯

infrastructure-as-code (IaC), automation, deployment, configuration, management and scaling. Network infrastructure automation using DevOps practices. Strong hands-on experience with: Terraform, Ansible, or similar IaC tools CI / CD tools (e.g., Jenkins, GitLab CI, Azure DevOps) AND Cloud platforms (AWS, Azure, or GCP) Solid understanding of networking concepts (TCP / IP … working within an Agile environment including using Jira and ideally SAFe scaled Agile expereince. Ability to build automated pipelines and orchestration frameworks for hybrid environments (on-premises, private / public cloud) including automation testing. Skills to integrate infrastructure automation into CI / CD pipelines for seamless deployment. Ability to design and implement Infrastructure as Code (IaC … an employment agency for this vacancy. InterQuest Group is an equal opportunities employer and we welcome applications from all suitably qualified persons regardless of age, disability, gender, religion / belief, race, marriage, civil partnership, pregnancy, maternity, sex or sexual orientation. Please make us aware if you require any reasonable adjustments throughout the recruitment process. More ❯

ROLE : Photocopier / Barcode FSELOCATION : South ROLE TXP are currently seeking a professional and experienced Field Service Engineer specialising in Multi-Functional Devices (MFDs) and photocopiers to join our team. This is a full-time, permanent position supporting our expanding customer portfolio throughout Southern England. The role is ideal for individuals who take pride in delivering high standards … range of printing technologies, including: Multi-Functional Devices (MFDs) from various manufacturers Thermal Barcode Printers Wide Format Printers Light Production Printers Basic networking support (e.g., scan-to-folder / email configuration, device connectivity) Providing technical advice and on-site troubleshooting for clients and colleagues Supporting team members and sharing technical expertise Completing accurate service records and job reports … experience maintaining and repairing MFDs and related print hardware Familiarity with thermal and wide-format printing equipment (training available) Strong IT and networking skills relevant to print environments (TCP / IP, SMB, scan-to-email / folder, etc.) Excellent written and verbal communication skills Self-motivated and well-organised, with the ability More ❯

ROLE : Photocopier / Barcode FSE LOCATION : South ROLE TXP are currently seeking a professional and experienced Field Service Engineer specialising in Multi-Functional Devices (MFDs) and photocopiers to join our team. This is a full-time, permanent position supporting our expanding customer portfolio throughout Southern England. The role is ideal for individuals who take pride in delivering high … range of printing technologies, including: Multi-Functional Devices (MFDs) from various manufacturers Thermal Barcode Printers Wide Format Printers Light Production Printers Basic networking support (e.g., scan-to-folder / email configuration, device connectivity) Providing technical advice and on-site troubleshooting for clients and colleagues Supporting team members and sharing technical expertise Completing accurate service records and job reports … experience maintaining and repairing MFDs and related print hardware Familiarity with thermal and wide-format printing equipment (training available) Strong IT and networking skills relevant to print environments (TCP / IP, SMB, scan-to-email / folder, etc.) Excellent written and verbal communication skills Self-motivated and well-organised, with the ability More ❯

Knowledge of endpoint management and security (Microsoft Intune, Defender for Endpoint).Azure or M365 advanced certifications (e.g., AZ-305, MS-700). - Proven experience in a Cloud Operations / Infrastructure Engineer role. - Networking fundamentals (TCP / IP, DNS, VPN, firewalls, routing). - Experience using Tanium, Okta and Netskope. - Experience with monitoring tools More ❯