TCP/IP Jobs in London

Transmission Control Protocol/Internet Protocol (TCP/IP)
England > London

The table below provides summary statistics for permanent job vacancies advertised in London requiring TCP/IP skills. It includes a benchmarking guide to the annual salaries offered in vacancies that cited TCP/IP over the 6 months leading up to 28 May 2025, comparing them to the same period in the previous two years.

6 months to
28 May 2025
Same period 2024 Same period 2023
Rank 213 230 284
Rank change year-on-year +17 +54 +77
Permanent jobs citing TCP/IP 193 326 394
As % of all permanent jobs advertised in London 1.54% 1.37% 1.19%
As % of the Communications & Networking category 10.30% 10.05% 10.03%
Number of salaries quoted 130 280 311
10th Percentile £31,500 £36,925 £33,750
25th Percentile £36,438 £45,000 £42,000
Median annual salary (50th Percentile) £51,500 £65,000 £57,500
Median % change year-on-year -20.77% +13.04% +4.55%
75th Percentile £75,752 £75,000 £74,250
90th Percentile £83,750 £88,750 £105,000
England median annual salary £42,500 £42,500 £45,000
% change year-on-year - -5.56% +3.45%

All Communications and Computer Networking Skills
London

TCP/IP falls under the Communications and Computer Networking category. For comparison with the information above, the following table provides summary statistics for all permanent job vacancies requiring communications or computer networking skills in London.

Permanent vacancies with a requirement for communications or computer networking skills 1,873 3,243 3,929
As % of all permanent jobs advertised in London 14.97% 13.63% 11.86%
Number of salaries quoted 895 1,987 2,681
10th Percentile £33,250 £32,750 £32,500
25th Percentile £42,500 £42,500 £42,500
Median annual salary (50th Percentile) £65,000 £60,000 £62,500
Median % change year-on-year +8.33% -4.00% -
75th Percentile £83,750 £78,750 £82,500
90th Percentile £104,500 £95,000 £100,000
England median annual salary £45,000 £47,500 £50,000
% change year-on-year -5.26% -5.00% -4.76%

TCP/IP
Job Vacancy Trend in London

Job postings citing TCP/IP as a proportion of all IT jobs advertised in London.

Job vacancy trend for TCP/IP in London

TCP/IP
Salary Trend in London

3-month moving average salary quoted in jobs citing TCP/IP in London.

Salary trend for TCP/IP in London

TCP/IP
Salary Histogram in London

Salary distribution for jobs citing TCP/IP in London over the 6 months to 28 May 2025.

Salary histogram for TCP/IP in London

TCP/IP
Job Locations in London

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing TCP/IP within the London region over the 6 months to 28 May 2025. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 6 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Jobs
Central London +16 26 £54,750 -12.40% 18
West London +31 8 £49,000 +26.45% 19
South London 0 6 £50,000 +21.21% 6
East London -14 5 £72,500 +61.11%
TCP/IP
England

TCP/IP
Co-occurring Skills and Capabilities in London by Category

The follow tables expand on the table above by listing co-occurrences grouped by category. The same employment type, locality and period is covered with up to 20 co-occurrences shown in each of the following categories:

Application Platforms
1 41 (21.24%) Microsoft Exchange
2 31 (16.06%) SharePoint
3 3 (1.55%) IIS
4 1 (0.52%) nginx
4 1 (0.52%) Traefik
Applications
1 11 (5.70%) Microsoft Office
2 2 (1.04%) Microsoft Excel
Business Applications
1 4 (2.07%) Fidessa
Cloud Services
1 90 (46.63%) Azure
2 58 (30.05%) Microsoft 365
3 50 (25.91%) AWS
4 24 (12.44%) Entra ID
4 24 (12.44%) OneDrive
5 17 (8.81%) Cloud Computing
6 11 (5.70%) Power Automate
7 9 (4.66%) GCP
8 7 (3.63%) SaaS
9 6 (3.11%) Mimecast
9 6 (3.11%) Nutanix
10 5 (2.59%) GitHub
10 5 (2.59%) IaaS
11 4 (2.07%) Microsoft Purview
11 4 (2.07%) PaaS
12 3 (1.55%) Amazon ECR
12 3 (1.55%) Amazon ECS
12 3 (1.55%) Amazon OpenSearch
12 3 (1.55%) OpenShift
12 3 (1.55%) Sentry
Communications & Networking
1 90 (46.63%) DNS
2 69 (35.75%) DHCP
2 69 (35.75%) LAN
3 64 (33.16%) WAN
4 63 (32.64%) Firewall
5 39 (20.21%) VPN
6 24 (12.44%) BGP
7 23 (11.92%) VLAN
8 19 (9.84%) OSPF
9 18 (9.33%) MPLS
10 13 (6.74%) Network Security
11 12 (6.22%) HTTP
12 9 (4.66%) SSL
12 9 (4.66%) Wireless
13 8 (4.15%) IPsec
14 7 (3.63%) Link 16
14 7 (3.63%) RS-232
14 7 (3.63%) RS-485
14 7 (3.63%) Tactical Data Link
14 7 (3.63%) VoIP
Database & Business Intelligence
1 11 (5.70%) SQL Server
2 3 (1.55%) Amazon RDS
2 3 (1.55%) Elasticsearch
2 3 (1.55%) PostgreSQL
2 3 (1.55%) Redis
3 1 (0.52%) Apache Cassandra
3 1 (0.52%) JasperReports
3 1 (0.52%) Oracle Reports
Development Applications
1 14 (7.25%) Git
2 6 (3.11%) JIRA
3 1 (0.52%) Cucumber
3 1 (0.52%) Jenkins
3 1 (0.52%) Robot Framework
General
1 81 (41.97%) Finance
2 65 (33.68%) Social Skills
3 47 (24.35%) Banking
4 34 (17.62%) Analytical Skills
5 17 (8.81%) Inclusion and Diversity
5 17 (8.81%) Telecoms
6 16 (8.29%) Law
7 15 (7.77%) Investment Banking
7 15 (7.77%) Legal
8 7 (3.63%) Military
8 7 (3.63%) Organisational Skills
9 6 (3.11%) Pharmaceutical
10 5 (2.59%) Retail
11 4 (2.07%) Back Office
11 4 (2.07%) Presentation Skills
12 3 (1.55%) Documentation Skills
12 3 (1.55%) Spanish Language
13 2 (1.04%) Front Office
13 2 (1.04%) Marketing
13 2 (1.04%) Police
Job Titles
1 30 (15.54%) Analyst
2 24 (12.44%) Developer
3 19 (9.84%) C++ Developer
3 19 (9.84%) Lead
3 19 (9.84%) Support Engineer
4 18 (9.33%) Linux Developer
4 18 (9.33%) Low Latency C++ Developer
5 17 (8.81%) IT Support
6 16 (8.29%) Infrastructure Engineer
6 16 (8.29%) Senior
7 14 (7.25%) Investment Banking C++ Developer
7 14 (7.25%) Linux Scripter
8 12 (6.22%) Network Engineer
8 12 (6.22%) Support Analyst
8 12 (6.22%) Team Leader
9 11 (5.70%) Infrastructure Support
9 11 (5.70%) Wintel Engineer
10 10 (5.18%) Junior
10 10 (5.18%) NOC Engineer
11 9 (4.66%) Security Engineer
Libraries, Frameworks & Software Standards
1 4 (2.07%) FIX Protocol
2 3 (1.55%) 802.1X
2 3 (1.55%) Django
3 2 (1.04%) REST
3 2 (1.04%) WebSockets
4 1 (0.52%) HTML
4 1 (0.52%) HTML5
4 1 (0.52%) Jinja
4 1 (0.52%) Kafka
4 1 (0.52%) Middleware
4 1 (0.52%) React
4 1 (0.52%) YAML
4 1 (0.52%) YANG
Miscellaneous
1 18 (9.33%) FPGA
2 17 (8.81%) Management Information System
3 12 (6.22%) Cyber Threat
4 11 (5.70%) Clustering
5 10 (5.18%) Data Centre
6 7 (3.63%) Self-Motivation
7 5 (2.59%) Derivative
7 5 (2.59%) Equities
7 5 (2.59%) Hybrid Cloud
7 5 (2.59%) iPhone
7 5 (2.59%) Public Cloud
8 4 (2.07%) Bitcoin
8 4 (2.07%) Distributed Systems
8 4 (2.07%) Driving Licence
8 4 (2.07%) Eurex
8 4 (2.07%) Fat Client
8 4 (2.07%) Fixed Income
8 4 (2.07%) Hedge funds
8 4 (2.07%) Replication
8 4 (2.07%) Thin Client
Operating Systems
1 85 (44.04%) Windows
2 61 (31.61%) Linux
3 55 (28.50%) Windows Server
4 23 (11.92%) Windows Server 2016
5 22 (11.40%) Windows Server 2019
6 21 (10.88%) Windows Server 2012
7 16 (8.29%) Unix
8 13 (6.74%) Mac OS
8 13 (6.74%) Red Hat Enterprise Linux
9 10 (5.18%) Windows 10
10 6 (3.11%) Windows Server 2008
11 5 (2.59%) CentOS
11 5 (2.59%) Mac OS X
12 4 (2.07%) Android
12 4 (2.07%) Apple iOS
12 4 (2.07%) Rocky
13 3 (1.55%) Windows 7
14 1 (0.52%) Solaris
Processes & Methodologies
1 55 (28.50%) ITIL
2 45 (23.32%) Problem-Solving
3 30 (15.54%) Cybersecurity
3 30 (15.54%) Disaster Recovery
4 26 (13.47%) Root Cause Analysis
5 25 (12.95%) DevOps
6 24 (12.44%) Low Latency
7 23 (11.92%) Incident Management
8 21 (10.88%) Artificial Intelligence
8 21 (10.88%) Patch Management
8 21 (10.88%) Task Automation
9 20 (10.36%) Collaborative Working
9 20 (10.36%) Cost Optimisation
10 19 (9.84%) Infrastructure Engineering
11 18 (9.33%) High Availability
11 18 (9.33%) Network Monitoring
12 17 (8.81%) Customer Service
13 16 (8.29%) Agile
13 16 (8.29%) Incident Response
14 14 (7.25%) Network Design
Programming Languages
1 40 (20.73%) PowerShell
2 32 (16.58%) Python
3 26 (13.47%) SQL
4 25 (12.95%) C
5 21 (10.88%) Java
6 19 (9.84%) C++
7 10 (5.18%) Bash
8 7 (3.63%) R
9 6 (3.11%) Perl
9 6 (3.11%) Shell Script
10 2 (1.04%) JavaScript
11 1 (0.52%) Go
11 1 (0.52%) Ruby
11 1 (0.52%) TypeScript
Qualifications
1 36 (18.65%) Cisco Certification
2 32 (16.58%) CCNA
3 31 (16.06%) Degree
4 27 (13.99%) Microsoft Certification
5 19 (9.84%) Azure Certification
6 14 (7.25%) CCNP
7 12 (6.22%) CompTIA Security+
7 12 (6.22%) ITIL Foundation Certificate
8 11 (5.70%) Security Cleared
9 10 (5.18%) MCSE
10 9 (4.66%) VMware Certified Professional (VCP)
11 8 (4.15%) GSEC
12 7 (3.63%) SSCP
13 6 (3.11%) GIAC
13 6 (3.11%) MCSA
14 5 (2.59%) CompTIA CySA+
15 4 (2.07%) AWS Certification
15 4 (2.07%) ITIL Certification
16 3 (1.55%) CCIE
16 3 (1.55%) SC Cleared
Quality Assurance & Compliance
1 31 (16.06%) SLA
2 14 (7.25%) ISO/IEC 27001
3 7 (3.63%) MIL-STD-1553
4 5 (2.59%) NCSC
5 3 (1.55%) NIST
6 1 (0.52%) GDPR
6 1 (0.52%) NIST 800
6 1 (0.52%) QA
System Software
1 62 (32.12%) Active Directory
2 32 (16.58%) VMware Infrastructure
3 23 (11.92%) Hyper-V
4 12 (6.22%) Virtual Machines
5 10 (5.18%) Virtual Desktop
6 6 (3.11%) Veritas Cluster Server
6 6 (3.11%) vSphere
7 5 (2.59%) VMware ESXi
8 4 (2.07%) Docker
8 4 (2.07%) XenApp
9 3 (1.55%) NFS
10 2 (1.04%) VMware NSX
11 1 (0.52%) Firmware
11 1 (0.52%) Virtual Servers
Systems Management
1 44 (22.80%) Microsoft Intune
2 35 (18.13%) SCCM
3 25 (12.95%) Ansible
4 15 (7.77%) Single Sign-On
5 12 (6.22%) Terraform
6 11 (5.70%) NetBackup
6 11 (5.70%) SCOM
7 9 (4.66%) Active Directory Federation Services
7 9 (4.66%) Kubernetes
8 4 (2.07%) Grafana
9 3 (1.55%) AWS Copilot
9 3 (1.55%) FortiGate
9 3 (1.55%) WSUS
10 2 (1.04%) Nagios
11 1 (0.52%) Computer Emergency Response Teams
11 1 (0.52%) HAProxy
11 1 (0.52%) Jamf Pro
11 1 (0.52%) Progress Chef
11 1 (0.52%) Puppet
11 1 (0.52%) vCenter Server
Vendors
1 80 (41.45%) Microsoft
2 39 (20.21%) VMware
3 37 (19.17%) Cisco
4 22 (11.40%) Red Hat
5 19 (9.84%) SolarWinds
6 15 (7.77%) ServiceNow
7 13 (6.74%) Citrix
8 12 (6.22%) Google
8 12 (6.22%) Veeam
9 11 (5.70%) Juniper
10 9 (4.66%) Fortinet
10 9 (4.66%) Oracle
11 7 (3.63%) Bloomberg
12 6 (3.11%) Reuters
12 6 (3.11%) Sophos
12 6 (3.11%) Veritas
13 5 (2.59%) CheckPoint
13 5 (2.59%) Dell
13 5 (2.59%) F5
13 5 (2.59%) Palo Alto