TCP/IP Job Trends in the City of London

Transmission Control Protocol/Internet Protocol (TCP/IP)
Central London > City of London

The table below provides summary statistics and salary benchmarking for jobs advertised in the City of London requiring TCP/IP skills. It covers permanent job vacancies from the 6 months leading up to 24 January 2026, with comparisons to the same periods in the previous two years.

6 months to
24 Jan 2026
Same period 2025 Same period 2024
Rank 116 119 130
Rank change year-on-year +3 +11 +41
Permanent jobs citing TCP/IP 19 44 40
As % of all permanent jobs in the City of London 0.77% 1.68% 1.34%
As % of the Communications & Networking category 9.05% 11.08% 9.80%
Number of salaries quoted 15 20 40
10th Percentile £26,850 £36,200 £41,250
25th Percentile £31,250 £36,813 £55,313
Median annual salary (50th Percentile) £40,000 £51,250 £70,000
Median % change year-on-year -21.95% -26.79% +75.00%
75th Percentile £50,625 £72,500 £75,000
90th Percentile £88,750 £97,400 £85,000
Central London median annual salary £55,000 £51,250 £67,000
% change year-on-year +7.32% -23.51% +53.14%

All Communications and Computer Networking Skills
City of 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 the City of London.

Permanent vacancies with a requirement for communications or computer networking skills 210 397 408
As % of all permanent jobs advertised in the City of London 8.49% 15.12% 13.63%
Number of salaries quoted 160 223 366
10th Percentile £33,575 £40,000 £33,750
25th Percentile £39,750 £50,000 £41,250
Median annual salary (50th Percentile) £60,000 £62,500 £61,250
Median % change year-on-year -4.00% +2.04% -5.77%
75th Percentile £80,000 £85,250 £76,188
90th Percentile £97,500 £104,500 £94,375
Central London median annual salary £55,000 £62,500 £60,000
% change year-on-year -12.00% +4.17% -4.00%

TCP/IP
Job Vacancy Trend in the City of London

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

TCP/IP job vacancy trend in the City of London

TCP/IP
Salary Trend in the City of London

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

Salary distribution trend for jobs in the City of London citing TCP/IP

TCP/IP
Salary Histogram in the City of London

Salary distribution for jobs citing TCP/IP in the City of London over the 6 months to 24 January 2026.

Salary histogram for TCP/IP in the City of London

TCP/IP
Co-Occurring Skills & Capabilities in the City of 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 6 (31.58%) Microsoft Exchange
2 5 (26.32%) SharePoint
3 2 (10.53%) Apache
3 2 (10.53%) nginx
Cloud Services
1 14 (73.68%) Microsoft 365
2 10 (52.63%) Azure
3 6 (31.58%) Entra ID
3 6 (31.58%) Google Workspace
4 4 (21.05%) AWS
4 4 (21.05%) OneDrive
Communications & Networking
1 19 (100.00%) DHCP
2 17 (89.47%) DNS
3 12 (63.16%) WAN
4 10 (52.63%) LAN
5 6 (31.58%) Wi-Fi
6 5 (26.32%) VoIP
7 4 (21.05%) VPN
8 2 (10.53%) Broadband
8 2 (10.53%) DOCSIS
8 2 (10.53%) DSL
8 2 (10.53%) GPON
8 2 (10.53%) IPv4
8 2 (10.53%) IPv6
8 2 (10.53%) NAS
8 2 (10.53%) PPP
8 2 (10.53%) RTP
8 2 (10.53%) SAN
8 2 (10.53%) SNMP
9 1 (5.26%) VSAN
Development Applications
1 4 (21.05%) JIRA
2 1 (5.26%) Git
General
1 14 (73.68%) Social Skills
2 6 (31.58%) Finance
3 4 (21.05%) Banking
3 4 (21.05%) Wholesale Banking
4 2 (10.53%) Analytical Skills
5 1 (5.26%) Organisational Skills
Job Titles
1 10 (52.63%) Support Engineer
2 5 (26.32%) Senior
3 4 (21.05%) IT Engineer
3 4 (21.05%) IT Support
3 4 (21.05%) IT Support Engineer
4 3 (15.79%) 2nd Line Engineer
4 3 (15.79%) 2nd Line Support
4 3 (15.79%) 2nd Line Support Engineer
4 3 (15.79%) 3rd Line Engineer
4 3 (15.79%) Junior
4 3 (15.79%) Junior Support Engineer
5 2 (10.53%) Architect
5 2 (10.53%) Junior Network Engineer
5 2 (10.53%) Junior Network Support Engineer
5 2 (10.53%) Linux Engineer
5 2 (10.53%) Senior Linux Engineer
5 2 (10.53%) Software Architect
5 2 (10.53%) Technical Engineer
5 2 (10.53%) Technical Support
5 2 (10.53%) Technical Support Engineer
Libraries, Frameworks & Software Standards
1 2 (10.53%) LDAP
Miscellaneous
1 6 (31.58%) Onboarding
2 4 (21.05%) CCTV
3 2 (10.53%) FPGA
3 2 (10.53%) Self-Motivation
3 2 (10.53%) Video Conferencing
4 1 (5.26%) Linux Command Line
Operating Systems
1 15 (78.95%) Windows
2 7 (36.84%) Windows 10
2 7 (36.84%) Windows Server
3 6 (31.58%) Linux
3 6 (31.58%) Mac OS
4 4 (21.05%) Windows Server 2016
4 4 (21.05%) Windows Server 2019
5 3 (15.79%) CentOS
5 3 (15.79%) Red Hat Enterprise Linux
5 3 (15.79%) Windows Server 2012
6 2 (10.53%) OpenWrt
6 2 (10.53%) Oracle Linux
7 1 (5.26%) Android
7 1 (5.26%) Apple iOS
7 1 (5.26%) CoreOS
Processes & Methodologies
1 11 (57.89%) Problem-Solving
2 10 (52.63%) Continuous Improvement
3 6 (31.58%) Computer Science
4 5 (26.32%) Customer Service
4 5 (26.32%) Cybersecurity
5 4 (21.05%) AI
5 4 (21.05%) BCP
5 4 (21.05%) Data Analysis
5 4 (21.05%) Data Protection
5 4 (21.05%) Disaster Recovery
5 4 (21.05%) Stakeholder Engagement
6 3 (15.79%) Application Packaging
6 3 (15.79%) Change Management
6 3 (15.79%) Identity Access Management
6 3 (15.79%) Incident Management
6 3 (15.79%) Objectives and Key Results
6 3 (15.79%) Patch Management
6 3 (15.79%) Project Delivery
6 3 (15.79%) User Experience
7 2 (10.53%) Creative Thinking
Programming Languages
1 5 (26.32%) Python
2 3 (15.79%) Bash
2 3 (15.79%) PowerShell
3 2 (10.53%) C
3 2 (10.53%) C++
3 2 (10.53%) Java
3 2 (10.53%) Perl
Qualifications
1 6 (31.58%) Degree
2 2 (10.53%) Computer Science Degree
Quality Assurance & Compliance
1 2 (10.53%) ISO/IEC 27001
1 2 (10.53%) SOC 2
System Software
1 14 (73.68%) Active Directory
2 4 (21.05%) BitLocker
2 4 (21.05%) Hyper-V
Systems Management
1 10 (52.63%) Microsoft Intune
2 4 (21.05%) Nagios
2 4 (21.05%) SCCM
3 3 (15.79%) Active Directory Federation Services
4 2 (10.53%) Ansible
4 2 (10.53%) Red Hat Satellite
4 2 (10.53%) Red Hat Spacewalk
5 1 (5.26%) McAfee ePO
5 1 (5.26%) SCVMM
Vendors
1 14 (73.68%) Microsoft
2 6 (31.58%) Google
3 4 (21.05%) Cisco
3 4 (21.05%) Fortinet
3 4 (21.05%) Symantec
4 3 (15.79%) Red Hat
5 2 (10.53%) Dell
5 2 (10.53%) HP
5 2 (10.53%) Oracle
6 1 (5.26%) Apple
6 1 (5.26%) McAfee
6 1 (5.26%) ServiceNow