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 2 September 2026, with comparisons to the same periods in the previous two years.

6 months to
2 Sep 2026
Same period 2025 Same period 2024
Rank 243 217 279
Rank change year-on-year -26 +62 -41
Permanent jobs citing TCP/IP 206 175 200
As % of all permanent jobs in London 0.85% 1.46% 1.03%
As % of the Communications & Networking category 11.08% 14.22% 7.64%
Number of salaries quoted 154 120 146
10th Percentile £31,250 £31,500 £35,125
25th Percentile £42,000 £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 £79,538 £77,500 £75,000
90th Percentile £98,500 £85,250 £89,250
England median annual salary £37,500 £37,500 £42,500
% change year-on-year - -11.76% -7.61%

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 1,860 1,231 2,618
As % of all permanent jobs advertised in London 7.71% 10.29% 13.52%
Number of salaries quoted 1,074 868 1,322
10th Percentile £35,000 £31,250 £35,000
25th Percentile £45,500 £40,500 £44,625
Median annual salary (50th Percentile) £65,387 £60,000 £62,500
Median % change year-on-year +8.98% -4.00% -
75th Percentile £87,500 £82,500 £80,000
90th Percentile £105,000 £100,000 £95,000
England median annual salary £47,500 £41,500 £50,000
% change year-on-year +14.46% -17.00% -3.85%

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 2 September 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 2 September 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 -6 18 £72,500 -6.45% 17
West London -18 6 £82,500 +153.85% 4
North London - 4 £60,000 - 1
South London -10 1 £24,000 -47.83% 4
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 32 (15.53%) Microsoft Exchange
2 25 (12.14%) SharePoint
3 3 (1.46%) Confluence
4 1 (0.49%) IIS
4 1 (0.49%) Tomcat
Applications
1 13 (6.31%) Microsoft Office
2 3 (1.46%) Microsoft Excel
3 1 (0.49%) Adobe Creative Suite
3 1 (0.49%) Houdini
3 1 (0.49%) NUKE
Business Applications
1 6 (2.91%) Fidessa
2 1 (0.49%) Eikon
2 1 (0.49%) FLEXCUBE
2 1 (0.49%) Oracle Payables
2 1 (0.49%) Oracle Receivables
2 1 (0.49%) SAP S/4HANA
Cloud Services
1 79 (38.35%) Azure
2 61 (29.61%) Microsoft 365
3 51 (24.76%) AWS
4 41 (19.90%) Entra ID
5 11 (5.34%) Azure ExpressRoute
5 11 (5.34%) OneDrive
5 11 (5.34%) SaaS
6 10 (4.85%) Azure Monitor
7 9 (4.37%) Google Workspace
8 7 (3.40%) OpenShift
9 6 (2.91%) AWS CloudFormation
10 5 (2.43%) GCP
10 5 (2.43%) IaaS
10 5 (2.43%) PaaS
11 4 (1.94%) Azure Storage
12 3 (1.46%) Adobe Creative Cloud
12 3 (1.46%) Mimecast
12 3 (1.46%) Route 53
12 3 (1.46%) Slack
13 2 (0.97%) GitHub
Communications & Networking
1 124 (60.19%) DNS
2 83 (40.29%) Firewall
2 83 (40.29%) VPN
3 79 (38.35%) DHCP
4 54 (26.21%) LAN
5 52 (25.24%) WAN
6 39 (18.93%) BGP
7 35 (16.99%) Network Security
8 27 (13.11%) HTTP
9 26 (12.62%) OSPF
10 23 (11.17%) VLAN
11 18 (8.74%) SD-WAN
11 18 (8.74%) Wi-Fi
12 16 (7.77%) Wireless
13 12 (5.83%) Multicast
14 11 (5.34%) VoIP
15 10 (4.85%) SSL
16 7 (3.40%) Ethernet
17 6 (2.91%) Internet
17 6 (2.91%) MPLS
Database & Business Intelligence
1 18 (8.74%) SQL Server
2 6 (2.91%) NoSQL
3 3 (1.46%) Oracle Reports
4 1 (0.49%) BusinessObjects
4 1 (0.49%) BusinessObjects Business Intelligence
4 1 (0.49%) Elasticsearch
4 1 (0.49%) Electronic Patient Records
4 1 (0.49%) InfluxDB
4 1 (0.49%) Oracle Database
4 1 (0.49%) Oracle9i Database
4 1 (0.49%) SAP Data Services
Development Applications
1 11 (5.34%) JIRA
2 4 (1.94%) GitLab
3 3 (1.46%) Bitbucket
4 2 (0.97%) Metasploit
5 1 (0.49%) Burp Suite
5 1 (0.49%) Git
5 1 (0.49%) LSMW
General
1 98 (47.57%) Social Skills
2 64 (31.07%) Finance
3 42 (20.39%) Banking
4 26 (12.62%) Telecoms
5 21 (10.19%) Law
6 16 (7.77%) Analytical Skills
7 12 (5.83%) Investment Banking
8 8 (3.88%) Inclusion and Diversity
9 7 (3.40%) Organisational Skills
9 7 (3.40%) Retail
10 6 (2.91%) Digital Health
11 5 (2.43%) Public Sector
12 4 (1.94%) Mandarin Language
12 4 (1.94%) Publishing
13 3 (1.46%) Marketing
14 2 (0.97%) Cantonese Language
14 2 (0.97%) Documentation Skills
14 2 (0.97%) Financial Institution
14 2 (0.97%) Legal
14 2 (0.97%) Military
Job Titles
1 41 (19.90%) Network Engineer
2 36 (17.48%) Support Engineer
3 34 (16.50%) Senior
4 27 (13.11%) IT Support
5 23 (11.17%) IT Engineer
6 22 (10.68%) Analyst
6 22 (10.68%) IT Support Engineer
7 17 (8.25%) 2nd Line Support
8 15 (7.28%) 2nd Line Engineer
8 15 (7.28%) 2nd Line Support Engineer
8 15 (7.28%) Infrastructure Engineer
9 14 (6.80%) Developer
10 13 (6.31%) Senior Infrastructure Engineer
11 11 (5.34%) C++ Developer
11 11 (5.34%) Investment Banking C++ Developer
11 11 (5.34%) Junior
11 11 (5.34%) Linux Developer
11 11 (5.34%) Linux Scripter
11 11 (5.34%) Low Latency C++ Developer
11 11 (5.34%) Support Analyst
Libraries, Frameworks & Software Standards
1 25 (12.14%) Terraform
2 7 (3.40%) FIX Protocol
3 6 (2.91%) GraphQL
3 6 (2.91%) RESTful
4 5 (2.43%) ARM Templates
4 5 (2.43%) Next.js
4 5 (2.43%) React
4 5 (2.43%) WebSockets
5 4 (1.94%) ADO
5 4 (1.94%) JWT
5 4 (1.94%) OAuth
6 3 (1.46%) gRPC
7 2 (0.97%) 802.1X
7 2 (0.97%) Elastic Stack
8 1 (0.49%) Kafka
8 1 (0.49%) OpenTelemetry
8 1 (0.49%) pytest
8 1 (0.49%) REST
8 1 (0.49%) Software Packaging
8 1 (0.49%) Unreal Engine
Miscellaneous
1 26 (12.62%) Data Centre
1 26 (12.62%) Onboarding
2 12 (5.83%) FPGA
3 11 (5.34%) MPEG
3 11 (5.34%) Security Posture
4 9 (4.37%) PKI
5 8 (3.88%) Hybrid Cloud
6 7 (3.40%) Cloud Native
6 7 (3.40%) Cyber Threat
6 7 (3.40%) Management Information System
7 6 (2.91%) Eurex
7 6 (2.91%) Hedge funds
8 5 (2.43%) AS400
8 5 (2.43%) iSeries
8 5 (2.43%) Legacy Systems
9 4 (1.94%) Driving Licence
9 4 (1.94%) Enterprise Software
10 3 (1.46%) Equity Derivative
10 3 (1.46%) Linux Command Line
10 3 (1.46%) SWIFT Messaging Network
Operating Systems
1 94 (45.63%) Windows
2 59 (28.64%) Linux
3 41 (19.90%) Windows Server
4 24 (11.65%) Mac OS
5 22 (10.68%) Windows 10
6 17 (8.25%) Unix
7 8 (3.88%) Rocky
8 6 (2.91%) CentOS
8 6 (2.91%) Red Hat Enterprise Linux
9 3 (1.46%) Solaris
9 3 (1.46%) Ubuntu
9 3 (1.46%) Windows Server 2016
10 2 (0.97%) Kali Linux
10 2 (0.97%) Windows Server 2012
10 2 (0.97%) Windows Server 2019
11 1 (0.49%) Apple iOS
11 1 (0.49%) Windows 7
Processes & Methodologies
1 67 (32.52%) Problem-Solving
2 44 (21.36%) Continuous Improvement
3 37 (17.96%) Computer Science
4 32 (15.53%) Infrastructure as Code
5 29 (14.08%) Cybersecurity
6 27 (13.11%) Disaster Recovery
7 25 (12.14%) High Availability
7 25 (12.14%) ITIL
8 24 (11.65%) Incident Response
8 24 (11.65%) Infrastructure Engineering
9 21 (10.19%) Incident Management
10 20 (9.71%) Project Delivery
11 19 (9.22%) Agile
11 19 (9.22%) Change Management
11 19 (9.22%) DevOps
11 19 (9.22%) Mentoring
12 18 (8.74%) Analytics
13 17 (8.25%) Customer Service
13 17 (8.25%) Roadmaps
14 16 (7.77%) Containerisation
Programming Languages
1 45 (21.84%) Python
2 27 (13.11%) PowerShell
3 24 (11.65%) Bash
4 22 (10.68%) SQL
5 18 (8.74%) C
6 14 (6.80%) Java
7 12 (5.83%) C++
8 7 (3.40%) Bicep
8 7 (3.40%) C#
8 7 (3.40%) Perl
9 6 (2.91%) Go
9 6 (2.91%) JavaScript
9 6 (2.91%) Ruby
10 5 (2.43%) TypeScript
11 3 (1.46%) Kusto Query Language
12 2 (0.97%) Rust
12 2 (0.97%) VBA
13 1 (0.49%) ABAP
13 1 (0.49%) Shell Script
Qualifications
1 46 (22.33%) Degree
2 32 (15.53%) Cisco Certification
3 27 (13.11%) CCNP
4 26 (12.62%) CCNA
5 21 (10.19%) Computer Science Degree
6 17 (8.25%) Azure Certification
7 12 (5.83%) Security Cleared
8 10 (4.85%) Microsoft Certification
9 9 (4.37%) AWS Certification
10 8 (3.88%) CISSP
10 8 (3.88%) OSCP
11 7 (3.40%) A+ Certification
12 6 (2.91%) CEH
12 6 (2.91%) CompTIA Security+
12 6 (2.91%) Master's Degree
12 6 (2.91%) Network+ Certification
13 5 (2.43%) RHCSA
13 5 (2.43%) SC Cleared
14 4 (1.94%) CREST Certified
14 4 (1.94%) ITIL Foundation Certificate
Quality Assurance & Compliance
1 22 (10.68%) SLA
2 14 (6.80%) GDPR
3 11 (5.34%) Accessibility
4 8 (3.88%) NIST
5 5 (2.43%) GRC
5 5 (2.43%) ISO/IEC 27001
5 5 (2.43%) NCSC
6 1 (0.49%) Actionable Recommendations
6 1 (0.49%) Cyber Essentials
6 1 (0.49%) Data Quality
6 1 (0.49%) QA
System Software
1 77 (37.38%) Active Directory
2 28 (13.59%) VMware Infrastructure
3 22 (10.68%) Hyper-V
4 11 (5.34%) Docker
5 7 (3.40%) Virtual Machines
6 6 (2.91%) Virtual Desktop
7 3 (1.46%) Virtual Servers
7 3 (1.46%) VMware NSX
7 3 (1.46%) vSphere
8 1 (0.49%) Firmware
8 1 (0.49%) NFS
8 1 (0.49%) Samba
8 1 (0.49%) VMware ESXi
Systems Management
1 26 (12.62%) Microsoft Intune
2 22 (10.68%) Kubernetes
3 15 (7.28%) FortiGate
4 10 (4.85%) Ansible
5 7 (3.40%) Nagios
6 6 (2.91%) Active Directory Federation Services
7 5 (2.43%) Grafana
7 5 (2.43%) Jamf Pro
7 5 (2.43%) Prometheus
7 5 (2.43%) Single Sign-On
8 3 (1.46%) Control-M
9 2 (0.97%) Istio
9 2 (0.97%) Norton AntiVirus
9 2 (0.97%) OpenView
9 2 (0.97%) QRadar
9 2 (0.97%) Tivoli
10 1 (0.49%) Nessus
10 1 (0.49%) Nmap
10 1 (0.49%) SCCM
10 1 (0.49%) ServiceCenter
Vendors
1 86 (41.75%) Microsoft
2 40 (19.42%) VMware
3 32 (15.53%) Cisco
4 22 (10.68%) Palo Alto
5 21 (10.19%) Fortinet
6 16 (7.77%) Zscaler
7 15 (7.28%) SolarWinds
8 12 (5.83%) F5
9 11 (5.34%) Bloomberg
9 11 (5.34%) Google
9 11 (5.34%) Red Hat
10 9 (4.37%) Meraki
11 8 (3.88%) Oracle
12 7 (3.40%) HP
12 7 (3.40%) Reuters
13 6 (2.91%) Apple
13 6 (2.91%) CQG
13 6 (2.91%) ION Trading
13 6 (2.91%) Patsystems
13 6 (2.91%) Trayport