TCP/IP Job Trends in London

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

The table below provides summary statistics and salary benchmarking for jobs advertised in London requiring TCP/IP skills. It covers permanent job vacancies from the 6 months leading up to 25 August 2026, with comparisons to the same periods in the previous two years.

6 months to
25 Aug 2026
Same period 2025 Same period 2024
Rank 241 217 286
Rank change year-on-year -24 +69 -48
Permanent jobs citing TCP/IP 214 181 194
As % of all permanent jobs in London 0.89% 1.50% 0.99%
As % of the Communications & Networking category 11.43% 14.73% 7.53%
Number of salaries quoted 155 125 147
10th Percentile £31,250 £31,500 £37,000
25th Percentile £43,750 £36,250 £40,000
Median annual salary (50th Percentile) £60,000 £55,000 £55,000
Median % change year-on-year +9.09% - -4.35%
75th Percentile £79,275 £76,250 £75,000
90th Percentile £98,000 £84,000 £89,850
England median annual salary £37,750 £37,500 £42,500
% change year-on-year +0.67% -11.76% -5.56%

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 1,872 1,229 2,577
As % of all permanent jobs advertised in London 7.78% 10.20% 13.19%
Number of salaries quoted 1,068 869 1,347
10th Percentile £35,000 £31,250 £35,000
25th Percentile £45,500 £41,250 £44,136
Median annual salary (50th Percentile) £67,500 £60,000 £62,500
Median % change year-on-year +12.50% -4.00% -
75th Percentile £88,750 £82,500 £80,000
90th Percentile £105,000 £100,000 £95,000
England median annual salary £47,500 £42,000 £50,000
% change year-on-year +13.10% -16.00% -2.63%

TCP/IP
Job Vacancy Trend in London

Historical trend showing the proportion of permanent IT job postings citing TCP/IP relative to all permanent IT jobs advertised in London.

TCP/IP job vacancy trend in London

TCP/IP
Salary Trend in London

Salary distribution trend for jobs in London citing TCP/IP.

Salary distribution trend for jobs in London citing TCP/IP

TCP/IP
Salary Histogram in London

Salary distribution for jobs citing TCP/IP in London over the 6 months to 25 August 2026.

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 25 August 2026. 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 -2 18 £73,000 -5.81% 13
West London -23 6 £82,500 +94.12% 5
North London - 5 £60,000 - 2
South London -6 1 £24,000 -47.83% 5
TCP/IP
England

TCP/IP
Co-Occurring Skills & Capabilities in London by Category

The following tables expand on the one above by listing co-occurrences grouped by category. They cover the same employment type, locality and period, with up to 20 co-occurrences shown in each category:

Application Platforms
1 34 (15.89%) Microsoft Exchange
2 26 (12.15%) SharePoint
3 2 (0.93%) Confluence
4 1 (0.47%) IIS
4 1 (0.47%) Tomcat
Applications
1 15 (7.01%) Microsoft Office
2 3 (1.40%) Microsoft Excel
3 1 (0.47%) Adobe Creative Suite
3 1 (0.47%) Houdini
3 1 (0.47%) NUKE
Business Applications
1 6 (2.80%) Fidessa
2 1 (0.47%) Eikon
2 1 (0.47%) Oracle Payables
2 1 (0.47%) Oracle Receivables
2 1 (0.47%) SAP S/4HANA
Cloud Services
1 84 (39.25%) Azure
2 62 (28.97%) Microsoft 365
3 52 (24.30%) AWS
4 39 (18.22%) Entra ID
5 11 (5.14%) Azure ExpressRoute
5 11 (5.14%) OneDrive
5 11 (5.14%) SaaS
6 10 (4.67%) Azure Monitor
7 9 (4.21%) Google Workspace
8 7 (3.27%) OpenShift
9 6 (2.80%) AWS CloudFormation
10 5 (2.34%) GCP
10 5 (2.34%) IaaS
10 5 (2.34%) PaaS
11 4 (1.87%) Azure Storage
12 3 (1.40%) GitHub
12 3 (1.40%) Mimecast
12 3 (1.40%) Route 53
13 2 (0.93%) Azure Sentinel
13 2 (0.93%) Cloud Computing
Communications & Networking
1 125 (58.41%) DNS
2 87 (40.65%) Firewall
3 82 (38.32%) VPN
4 78 (36.45%) DHCP
5 60 (28.04%) LAN
6 57 (26.64%) WAN
7 38 (17.76%) BGP
8 34 (15.89%) Network Security
9 27 (12.62%) HTTP
10 25 (11.68%) OSPF
11 24 (11.21%) VLAN
12 19 (8.88%) SD-WAN
12 19 (8.88%) Wi-Fi
13 14 (6.54%) Multicast
13 14 (6.54%) Wireless
14 12 (5.61%) VoIP
15 9 (4.21%) SSL
16 7 (3.27%) Ethernet
17 6 (2.80%) Internet
17 6 (2.80%) MPLS
Database & Business Intelligence
1 18 (8.41%) SQL Server
2 5 (2.34%) NoSQL
3 3 (1.40%) Oracle Reports
4 1 (0.47%) BusinessObjects
4 1 (0.47%) BusinessObjects Business Intelligence
4 1 (0.47%) Elasticsearch
4 1 (0.47%) Electronic Patient Records
4 1 (0.47%) InfluxDB
4 1 (0.47%) Oracle Database
4 1 (0.47%) Oracle9i Database
4 1 (0.47%) SAP Data Services
Development Applications
1 10 (4.67%) JIRA
2 5 (2.34%) Bitbucket
3 4 (1.87%) GitLab
4 3 (1.40%) Git
4 3 (1.40%) Metasploit
5 1 (0.47%) Burp Suite
5 1 (0.47%) LSMW
General
1 101 (47.20%) Social Skills
2 70 (32.71%) Finance
3 44 (20.56%) Banking
4 28 (13.08%) Telecoms
5 23 (10.75%) Law
6 18 (8.41%) Analytical Skills
7 13 (6.07%) Investment Banking
8 9 (4.21%) Inclusion and Diversity
8 9 (4.21%) Organisational Skills
9 7 (3.27%) Retail
10 6 (2.80%) Digital Health
11 5 (2.34%) Public Sector
12 4 (1.87%) Mandarin Language
13 3 (1.40%) Documentation Skills
13 3 (1.40%) Marketing
13 3 (1.40%) Publishing
14 2 (0.93%) Cantonese Language
14 2 (0.93%) Corporate Banking
14 2 (0.93%) Legal
14 2 (0.93%) Military
Job Titles
1 41 (19.16%) Network Engineer
2 37 (17.29%) Support Engineer
3 34 (15.89%) Senior
4 26 (12.15%) IT Support
5 22 (10.28%) IT Engineer
6 21 (9.81%) Analyst
6 21 (9.81%) IT Support Engineer
7 18 (8.41%) 2nd Line Support
8 16 (7.48%) 2nd Line Engineer
8 16 (7.48%) 2nd Line Support Engineer
9 15 (7.01%) Infrastructure Engineer
10 14 (6.54%) Developer
11 13 (6.07%) Senior Infrastructure Engineer
12 12 (5.61%) C++ Developer
12 12 (5.61%) Investment Banking C++ Developer
12 12 (5.61%) Linux Developer
12 12 (5.61%) Linux Scripter
12 12 (5.61%) Low Latency C++ Developer
13 11 (5.14%) Azure Engineer
14 10 (4.67%) Operations Engineer
Libraries, Frameworks & Software Standards
1 26 (12.15%) Terraform
2 7 (3.27%) FIX Protocol
3 6 (2.80%) WebSockets
4 5 (2.34%) ARM Templates
4 5 (2.34%) GraphQL
4 5 (2.34%) Next.js
4 5 (2.34%) React
4 5 (2.34%) RESTful
5 4 (1.87%) ADO
5 4 (1.87%) JWT
5 4 (1.87%) OAuth
6 3 (1.40%) gRPC
7 2 (0.93%) 802.1X
7 2 (0.93%) Elastic Stack
8 1 (0.47%) Kafka
8 1 (0.47%) OpenTelemetry
8 1 (0.47%) pytest
8 1 (0.47%) REST
8 1 (0.47%) Unreal Engine
8 1 (0.47%) XML
Miscellaneous
1 29 (13.55%) Data Centre
2 24 (11.21%) Onboarding
3 13 (6.07%) FPGA
3 13 (6.07%) MPEG
4 12 (5.61%) Security Posture
5 10 (4.67%) Management Information System
6 9 (4.21%) Cyber Threat
6 9 (4.21%) Hybrid Cloud
6 9 (4.21%) PKI
7 6 (2.80%) Cloud Native
7 6 (2.80%) Eurex
8 5 (2.34%) AS400
8 5 (2.34%) Hedge funds
8 5 (2.34%) iSeries
8 5 (2.34%) Legacy Systems
9 4 (1.87%) CMDB
9 4 (1.87%) Driving Licence
9 4 (1.87%) Enterprise Software
10 3 (1.40%) Equity Derivative
10 3 (1.40%) Reference Data
Operating Systems
1 98 (45.79%) Windows
2 62 (28.97%) Linux
3 45 (21.03%) Windows Server
4 24 (11.21%) Mac OS
5 18 (8.41%) Windows 10
6 17 (7.94%) Unix
7 8 (3.74%) Red Hat Enterprise Linux
7 8 (3.74%) Rocky
8 7 (3.27%) CentOS
9 4 (1.87%) Ubuntu
9 4 (1.87%) Windows Server 2016
10 3 (1.40%) Kali Linux
10 3 (1.40%) Solaris
10 3 (1.40%) Windows 7
10 3 (1.40%) Windows Server 2012
10 3 (1.40%) Windows Server 2019
11 2 (0.93%) Apple iOS
Processes & Methodologies
1 69 (32.24%) Problem-Solving
2 47 (21.96%) Continuous Improvement
3 37 (17.29%) Computer Science
4 33 (15.42%) Infrastructure as Code
5 29 (13.55%) Cybersecurity
6 28 (13.08%) Disaster Recovery
7 27 (12.62%) Incident Response
7 27 (12.62%) ITIL
8 25 (11.68%) High Availability
9 24 (11.21%) Infrastructure Engineering
10 22 (10.28%) DevOps
10 22 (10.28%) Incident Management
11 20 (9.35%) Agile
11 20 (9.35%) CI/CD
11 20 (9.35%) Project Delivery
12 19 (8.88%) Mentoring
13 18 (8.41%) Analytics
13 18 (8.41%) Change Management
13 18 (8.41%) Root Cause Analysis
14 17 (7.94%) Low Latency
Programming Languages
1 48 (22.43%) Python
2 29 (13.55%) PowerShell
3 27 (12.62%) Bash
4 22 (10.28%) SQL
5 19 (8.88%) C
6 15 (7.01%) Java
7 13 (6.07%) C++
8 8 (3.74%) Bicep
9 7 (3.27%) C#
9 7 (3.27%) Perl
10 6 (2.80%) JavaScript
10 6 (2.80%) Ruby
11 5 (2.34%) Go
11 5 (2.34%) TypeScript
12 3 (1.40%) Kusto Query Language
13 2 (0.93%) Rust
13 2 (0.93%) Shell Script
13 2 (0.93%) VBA
14 1 (0.47%) ABAP
Qualifications
1 51 (23.83%) Degree
2 32 (14.95%) Cisco Certification
3 27 (12.62%) CCNA
4 26 (12.15%) CCNP
5 21 (9.81%) Computer Science Degree
6 19 (8.88%) Azure Certification
7 13 (6.07%) Security Cleared
8 12 (5.61%) Microsoft Certification
9 9 (4.21%) AWS Certification
9 9 (4.21%) OSCP
10 7 (3.27%) CISSP
10 7 (3.27%) CompTIA Security+
10 7 (3.27%) RHCSA
11 6 (2.80%) A+ Certification
11 6 (2.80%) Master's Degree
12 5 (2.34%) CEH
12 5 (2.34%) ITIL Foundation Certificate
12 5 (2.34%) MCSA
12 5 (2.34%) Network+ Certification
12 5 (2.34%) SC Cleared
Quality Assurance & Compliance
1 23 (10.75%) SLA
2 13 (6.07%) Accessibility
2 13 (6.07%) GDPR
3 8 (3.74%) NIST
4 5 (2.34%) GRC
4 5 (2.34%) ISO/IEC 27001
4 5 (2.34%) NCSC
5 1 (0.47%) Actionable Recommendations
5 1 (0.47%) Cyber Essentials
5 1 (0.47%) Data Quality
5 1 (0.47%) QA
System Software
1 78 (36.45%) Active Directory
2 31 (14.49%) VMware Infrastructure
3 25 (11.68%) Hyper-V
4 12 (5.61%) Docker
5 6 (2.80%) Virtual Desktop
5 6 (2.80%) Virtual Machines
6 4 (1.87%) vSphere
7 3 (1.40%) Virtual Servers
7 3 (1.40%) VMware NSX
8 2 (0.93%) VMware ESXi
9 1 (0.47%) Firmware
9 1 (0.47%) KVM
9 1 (0.47%) NFS
9 1 (0.47%) Samba
Systems Management
1 25 (11.68%) Kubernetes
1 25 (11.68%) Microsoft Intune
2 16 (7.48%) FortiGate
3 13 (6.07%) Ansible
4 9 (4.21%) Nagios
5 7 (3.27%) Active Directory Federation Services
6 6 (2.80%) Jamf Pro
6 6 (2.80%) Prometheus
7 5 (2.34%) Grafana
7 5 (2.34%) Single Sign-On
8 4 (1.87%) Control-M
9 3 (1.40%) Cisco CUCM
9 3 (1.40%) ServiceCenter
10 2 (0.93%) Istio
10 2 (0.93%) Norton AntiVirus
10 2 (0.93%) OpenView
10 2 (0.93%) QRadar
10 2 (0.93%) Tivoli
10 2 (0.93%) vCenter Server
10 2 (0.93%) ZABBIX
Vendors
1 89 (41.59%) Microsoft
2 44 (20.56%) VMware
3 33 (15.42%) Cisco
4 22 (10.28%) Fortinet
4 22 (10.28%) Palo Alto
5 17 (7.94%) SolarWinds
6 16 (7.48%) Zscaler
7 13 (6.07%) Bloomberg
8 12 (5.61%) Red Hat
9 11 (5.14%) F5
9 11 (5.14%) Google
10 9 (4.21%) HP
10 9 (4.21%) Meraki
10 9 (4.21%) Reuters
11 8 (3.74%) Apple
12 7 (3.27%) Oracle
13 6 (2.80%) CQG
13 6 (2.80%) ION Trading
13 6 (2.80%) Patsystems
13 6 (2.80%) Trayport