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 26 August 2026, with comparisons to the same periods in the previous two years.

6 months to
26 Aug 2026
Same period 2025 Same period 2024
Rank 241 219 282
Rank change year-on-year -22 +63 -41
Permanent jobs citing TCP/IP 214 180 194
As % of all permanent jobs in London 0.89% 1.49% 0.99%
As % of the Communications & Networking category 11.52% 14.63% 7.52%
Number of salaries quoted 155 124 147
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 £76,563 £75,000
90th Percentile £98,000 £84,250 £89,850
England median annual salary £38,000 £37,500 £42,500
% change year-on-year +1.33% -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 1,857 1,230 2,580
As % of all permanent jobs advertised in London 7.72% 10.21% 13.21%
Number of salaries quoted 1,059 870 1,349
10th Percentile £35,000 £31,250 £35,000
25th Percentile £45,500 £40,751 £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 £41,500 £50,000
% change year-on-year +14.46% -17.00% -2.91%

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 26 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 26 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 -9 18 £73,000 -5.81% 13
West London -23 6 £82,500 +94.12% 4
North London - 5 £60,000 - 1
South London -5 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 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 85 (39.72%) Azure
2 63 (29.44%) Microsoft 365
3 53 (24.77%) AWS
4 40 (18.69%) 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%) Adobe Creative Cloud
13 2 (0.93%) Cloud Computing
Communications & Networking
1 126 (58.88%) DNS
2 87 (40.65%) Firewall
3 82 (38.32%) VPN
4 79 (36.92%) DHCP
5 58 (27.10%) LAN
6 56 (26.17%) 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 6 (2.80%) 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%) Metasploit
5 2 (0.93%) Git
6 1 (0.47%) Burp Suite
6 1 (0.47%) LSMW
General
1 101 (47.20%) Social Skills
2 68 (31.78%) Finance
3 43 (20.09%) Banking
4 28 (13.08%) Telecoms
5 23 (10.75%) Law
6 17 (7.94%) Analytical Skills
7 13 (6.07%) Investment Banking
8 9 (4.21%) Inclusion and Diversity
9 8 (3.74%) Organisational Skills
10 7 (3.27%) Retail
11 6 (2.80%) Digital Health
12 5 (2.34%) Public Sector
13 4 (1.87%) Mandarin Language
14 3 (1.40%) Documentation Skills
14 3 (1.40%) Marketing
14 3 (1.40%) Publishing
15 2 (0.93%) Cantonese Language
15 2 (0.93%) Corporate Banking
15 2 (0.93%) Legal
15 2 (0.93%) Military
Job Titles
1 41 (19.16%) Network Engineer
2 36 (16.82%) Support Engineer
3 34 (15.89%) Senior
4 27 (12.62%) IT Support
5 22 (10.28%) Analyst
5 22 (10.28%) IT Engineer
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%) Developer
9 15 (7.01%) Infrastructure Engineer
10 13 (6.07%) Senior Infrastructure Engineer
11 12 (5.61%) C++ Developer
11 12 (5.61%) Investment Banking C++ Developer
11 12 (5.61%) Linux Developer
11 12 (5.61%) Linux Scripter
11 12 (5.61%) Low Latency C++ Developer
12 11 (5.14%) Azure Engineer
13 10 (4.67%) Operations Engineer
Libraries, Frameworks & Software Standards
1 26 (12.15%) Terraform
2 7 (3.27%) FIX Protocol
3 6 (2.80%) GraphQL
3 6 (2.80%) RESTful
4 5 (2.34%) ARM Templates
4 5 (2.34%) Next.js
4 5 (2.34%) React
4 5 (2.34%) WebSockets
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%) pytest
8 1 (0.47%) REST
8 1 (0.47%) Software Packaging
8 1 (0.47%) Unreal Engine
8 1 (0.47%) XML
Miscellaneous
1 27 (12.62%) 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 7 (3.27%) Cloud Native
8 6 (2.80%) Eurex
9 5 (2.34%) AS400
9 5 (2.34%) Hedge funds
9 5 (2.34%) iSeries
9 5 (2.34%) Legacy Systems
10 4 (1.87%) CMDB
10 4 (1.87%) Driving Licence
10 4 (1.87%) Enterprise Software
11 3 (1.40%) Life Science
11 3 (1.40%) Reference Data
Operating Systems
1 98 (45.79%) Windows
2 61 (28.50%) Linux
3 45 (21.03%) Windows Server
4 24 (11.21%) Mac OS
5 19 (8.88%) Windows 10
6 17 (7.94%) Unix
7 8 (3.74%) Rocky
8 7 (3.27%) CentOS
8 7 (3.27%) Red Hat Enterprise Linux
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 Server 2012
10 3 (1.40%) Windows Server 2019
11 2 (0.93%) Apple iOS
11 2 (0.93%) Windows 7
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%) Incident Management
11 21 (9.81%) DevOps
12 20 (9.35%) Agile
12 20 (9.35%) CI/CD
12 20 (9.35%) Project Delivery
13 19 (8.88%) Mentoring
14 18 (8.41%) Analytics
14 18 (8.41%) Change Management
14 18 (8.41%) Root Cause Analysis
15 17 (7.94%) Low Latency
Programming Languages
1 47 (21.96%) Python
2 29 (13.55%) PowerShell
3 26 (12.15%) 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%) Go
10 6 (2.80%) JavaScript
10 6 (2.80%) Ruby
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 50 (23.36%) 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+
11 6 (2.80%) A+ Certification
11 6 (2.80%) Master's Degree
11 6 (2.80%) RHCSA
12 5 (2.34%) CEH
12 5 (2.34%) ITIL Foundation Certificate
12 5 (2.34%) Network+ Certification
12 5 (2.34%) SC Cleared
13 4 (1.87%) MCSA
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 79 (36.92%) Active Directory
2 30 (14.02%) 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 26 (12.15%) Microsoft Intune
2 25 (11.68%) Kubernetes
3 16 (7.48%) FortiGate
4 13 (6.07%) Ansible
5 8 (3.74%) Nagios
6 7 (3.27%) Active Directory Federation Services
7 6 (2.80%) Jamf Pro
7 6 (2.80%) Prometheus
8 5 (2.34%) Grafana
8 5 (2.34%) Single Sign-On
9 4 (1.87%) Control-M
10 2 (0.93%) Cisco CUCM
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%) ServiceCenter
10 2 (0.93%) Tivoli
10 2 (0.93%) vCenter Server
10 2 (0.93%) ZABBIX
Vendors
1 90 (42.06%) Microsoft
2 43 (20.09%) VMware
3 32 (14.95%) Cisco
4 22 (10.28%) Fortinet
4 22 (10.28%) Palo Alto
5 16 (7.48%) SolarWinds
5 16 (7.48%) Zscaler
6 12 (5.61%) Bloomberg
7 11 (5.14%) F5
7 11 (5.14%) Google
7 11 (5.14%) Red Hat
8 9 (4.21%) Meraki
9 8 (3.74%) HP
9 8 (3.74%) Reuters
10 7 (3.27%) Apple
10 7 (3.27%) Oracle
11 6 (2.80%) CQG
11 6 (2.80%) ION Trading
11 6 (2.80%) Patsystems
11 6 (2.80%) ServiceNow