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 4 November 2025, with comparisons to the same periods in the previous two years.

6 months to
4 Nov 2025
Same period 2024 Same period 2023
Rank 118 127 122
Rank change year-on-year +9 -5 +87
Permanent jobs citing TCP/IP 11 43 51
As % of all permanent jobs in the City of London 0.68% 1.57% 1.67%
As % of the Communications & Networking category 6.71% 9.89% 11.78%
Number of salaries quoted 9 15 49
10th Percentile £27,100 £32,200 £34,985
25th Percentile £31,250 £36,250 £53,750
Median annual salary (50th Percentile) £32,500 £45,000 £70,000
Median % change year-on-year -27.78% -35.71% +64.71%
75th Percentile £41,000 £58,875 £80,000
90th Percentile £50,300 £73,000 £87,000
Central London median annual salary £57,500 £45,000 £65,000
% change year-on-year +27.78% -30.77% +30.00%

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 164 435 433
As % of all permanent jobs advertised in the City of London 10.13% 15.85% 14.19%
Number of salaries quoted 138 252 393
10th Percentile £36,100 £37,050 £32,800
25th Percentile £38,219 £50,000 £42,500
Median annual salary (50th Percentile) £55,000 £67,500 £62,500
Median % change year-on-year -18.52% +8.00% -
75th Percentile £77,500 £85,250 £77,500
90th Percentile £92,375 £112,500 £96,000
Central London median annual salary £55,000 £65,000 £60,000
% change year-on-year -15.38% +8.33% -

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 4 November 2025.

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 4 (36.36%) SharePoint
2 2 (18.18%) Microsoft Exchange
Applications
1 1 (9.09%) Microsoft Excel
1 1 (9.09%) MS Visio
Cloud Services
1 6 (54.55%) Microsoft 365
2 4 (36.36%) OneDrive
3 2 (18.18%) AWS
3 2 (18.18%) Azure
3 2 (18.18%) Google Workspace
4 1 (9.09%) SaaS
Communications & Networking
1 8 (72.73%) DHCP
1 8 (72.73%) WAN
2 7 (63.64%) DNS
2 7 (63.64%) LAN
3 4 (36.36%) VoIP
3 4 (36.36%) Wi-Fi
4 3 (27.27%) Firewall
5 2 (18.18%) Network Security
5 2 (18.18%) VLAN
5 2 (18.18%) VPN
6 1 (9.09%) BGP
6 1 (9.09%) DOCSIS
6 1 (9.09%) GPON
6 1 (9.09%) Internet
6 1 (9.09%) IP Telephony
6 1 (9.09%) IPv4
6 1 (9.09%) IPv6
6 1 (9.09%) MPLS
6 1 (9.09%) OSPF
6 1 (9.09%) WebEx
Development Applications
1 1 (9.09%) JIRA
General
1 8 (72.73%) Social Skills
2 4 (36.36%) Banking
2 4 (36.36%) Finance
2 4 (36.36%) Wholesale Banking
3 2 (18.18%) Analytical Skills
4 1 (9.09%) Japanese Language
4 1 (9.09%) Public Sector
4 1 (9.09%) Telecoms
Job Titles
1 6 (54.55%) Support Engineer
2 2 (18.18%) 2nd Line Engineer
2 2 (18.18%) 2nd Line Support
2 2 (18.18%) 2nd Line Support Engineer
2 2 (18.18%) IT Engineer
2 2 (18.18%) IT Support
2 2 (18.18%) IT Support Engineer
2 2 (18.18%) Junior
2 2 (18.18%) Junior Network Engineer
2 2 (18.18%) Network Engineer
3 1 (9.09%) Account Manager
3 1 (9.09%) Network Technician
3 1 (9.09%) NOC Manager
3 1 (9.09%) Senior
3 1 (9.09%) Senior Account Manager
3 1 (9.09%) Senior Manager
3 1 (9.09%) Senior Technical Manager
3 1 (9.09%) Software Architect
3 1 (9.09%) Technical Account Manager
3 1 (9.09%) Technical Manager
Miscellaneous
1 5 (45.45%) Onboarding
2 4 (36.36%) CCTV
3 1 (9.09%) Self-Motivation
Operating Systems
1 8 (72.73%) Windows
2 2 (18.18%) Linux
2 2 (18.18%) Mac OS
2 2 (18.18%) Windows 10
2 2 (18.18%) Windows Server
2 2 (18.18%) Windows Server 2012
2 2 (18.18%) Windows Server 2016
2 2 (18.18%) Windows Server 2019
3 1 (9.09%) OpenWrt
Processes & Methodologies
1 8 (72.73%) Continuous Improvement
2 6 (54.55%) Problem-Solving
3 4 (36.36%) BCP
3 4 (36.36%) Computer Science
3 4 (36.36%) Cybersecurity
3 4 (36.36%) Data Analysis
3 4 (36.36%) Data Protection
3 4 (36.36%) Disaster Recovery
3 4 (36.36%) Stakeholder Engagement
4 2 (18.18%) AI
4 2 (18.18%) Customer Service
4 2 (18.18%) Mentoring
5 1 (9.09%) Analytical Thinking
5 1 (9.09%) Creative Problem-Solving
5 1 (9.09%) Creative Thinking
5 1 (9.09%) Customer Experience
5 1 (9.09%) Decision-Making
5 1 (9.09%) SDLC
5 1 (9.09%) Technology Strategy
5 1 (9.09%) User Stories
Programming Languages
1 1 (9.09%) C
1 1 (9.09%) C++
Qualifications
1 5 (45.45%) Degree
2 2 (18.18%) Cisco Certification
3 1 (9.09%) CCNA
3 1 (9.09%) CCNP
3 1 (9.09%) JNCIP
3 1 (9.09%) Network+ Certification
System Software
1 6 (54.55%) Active Directory
2 4 (36.36%) BitLocker
3 2 (18.18%) Hyper-V
Systems Management
1 4 (36.36%) Microsoft Intune
1 4 (36.36%) Nagios
1 4 (36.36%) SCCM
2 2 (18.18%) Active Directory Federation Services
Vendors
1 7 (63.64%) Cisco
1 7 (63.64%) Microsoft
2 5 (45.45%) Fortinet
3 4 (36.36%) Symantec
4 2 (18.18%) Google
4 2 (18.18%) Juniper
5 1 (9.09%) HP
5 1 (9.09%) Palo Alto
5 1 (9.09%) ServiceNow