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

6 months to
17 Aug 2026
Same period 2025 Same period 2024
Rank 240 212 294
Rank change year-on-year -28 +82 -49
Permanent jobs citing TCP/IP 214 189 190
As % of all permanent jobs in London 0.90% 1.55% 0.98%
As % of the Communications & Networking category 11.33% 15.11% 7.52%
Number of salaries quoted 151 129 147
10th Percentile £33,500 £31,500 £37,000
25th Percentile £45,000 £36,250 £40,000
Median annual salary (50th Percentile) £60,000 £52,500 £55,000
Median % change year-on-year +14.29% -4.55% -4.35%
75th Percentile £82,400 £76,250 £75,000
90th Percentile £100,000 £80,500 £89,150
England median annual salary £38,500 £37,500 £42,500
% change year-on-year +2.67% -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 1,888 1,251 2,526
As % of all permanent jobs advertised in London 7.90% 10.25% 13.00%
Number of salaries quoted 1,062 890 1,346
10th Percentile £35,000 £31,250 £35,000
25th Percentile £45,500 £41,250 £44,500
Median annual salary (50th Percentile) £67,500 £60,000 £60,000
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 £42,500 £50,000
% change year-on-year +11.76% -15.00% -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 17 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 17 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 -10 18 £73,000 -5.81% 14
West London -20 6 £82,500 +80.33% 3
North London - 3 £60,000 - 1
South London -5 1 £24,000 -47.83% 6
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 36 (16.82%) Microsoft Exchange
2 26 (12.15%) SharePoint
3 1 (0.47%) IIS
3 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%) Microsoft Project
3 1 (0.47%) NUKE
Business Applications
1 5 (2.34%) 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 88 (41.12%) Azure
2 59 (27.57%) Microsoft 365
3 55 (25.70%) AWS
4 34 (15.89%) Entra ID
5 10 (4.67%) Azure ExpressRoute
5 10 (4.67%) OneDrive
5 10 (4.67%) SaaS
6 8 (3.74%) Azure Monitor
6 8 (3.74%) Google Workspace
7 7 (3.27%) OpenShift
8 6 (2.80%) AWS CloudFormation
8 6 (2.80%) GCP
9 5 (2.34%) IaaS
9 5 (2.34%) PaaS
10 4 (1.87%) GitHub
11 3 (1.40%) Mimecast
11 3 (1.40%) Route 53
12 2 (0.93%) AWS Direct Connect
12 2 (0.93%) Azure Sentinel
12 2 (0.93%) Azure Storage
Communications & Networking
1 119 (55.61%) DNS
2 87 (40.65%) Firewall
3 77 (35.98%) VPN
4 72 (33.64%) DHCP
5 65 (30.37%) LAN
6 62 (28.97%) WAN
7 38 (17.76%) BGP
8 34 (15.89%) Network Security
9 27 (12.62%) HTTP
10 25 (11.68%) OSPF
11 23 (10.75%) VLAN
12 22 (10.28%) Wi-Fi
13 20 (9.35%) SD-WAN
14 16 (7.48%) Multicast
15 12 (5.61%) VoIP
15 12 (5.61%) Wireless
16 8 (3.74%) SSL
17 7 (3.27%) Ethernet
17 7 (3.27%) HTTPS
18 6 (2.80%) MPLS
Database & Business Intelligence
1 17 (7.94%) SQL Server
2 5 (2.34%) NoSQL
3 2 (0.93%) Oracle Reports
3 2 (0.93%) PostgreSQL
3 2 (0.93%) Relational Database
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 9 (4.21%) JIRA
2 7 (3.27%) Bitbucket
3 4 (1.87%) GitLab
3 4 (1.87%) Metasploit
4 3 (1.40%) Git
5 1 (0.47%) Burp Suite
5 1 (0.47%) LSMW
General
1 98 (45.79%) Social Skills
2 70 (32.71%) Finance
3 42 (19.63%) Banking
4 30 (14.02%) Telecoms
5 25 (11.68%) Law
6 19 (8.88%) Analytical Skills
7 14 (6.54%) Investment Banking
8 11 (5.14%) Organisational Skills
9 8 (3.74%) Inclusion and Diversity
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
15 2 (0.93%) Cantonese Language
15 2 (0.93%) Corporate Banking
15 2 (0.93%) Legal
15 2 (0.93%) Military
16 1 (0.47%) Publishing
Job Titles
1 41 (19.16%) Network Engineer
2 36 (16.82%) Support Engineer
3 34 (15.89%) Senior
4 28 (13.08%) IT Support
5 22 (10.28%) Analyst
5 22 (10.28%) IT Engineer
6 21 (9.81%) IT Support Engineer
7 19 (8.88%) 2nd Line Support
8 17 (7.94%) 2nd Line Engineer
8 17 (7.94%) 2nd Line Support Engineer
9 15 (7.01%) Developer
9 15 (7.01%) Infrastructure Engineer
10 13 (6.07%) C++ Developer
10 13 (6.07%) Investment Banking C++ Developer
10 13 (6.07%) Linux Developer
10 13 (6.07%) Linux Scripter
10 13 (6.07%) Low Latency C++ Developer
10 13 (6.07%) Senior Infrastructure Engineer
11 10 (4.67%) Operations Engineer
12 9 (4.21%) Azure Engineer
Libraries, Frameworks & Software Standards
1 6 (2.80%) FIX Protocol
1 6 (2.80%) WebSockets
2 5 (2.34%) ARM Templates
2 5 (2.34%) GraphQL
2 5 (2.34%) Next.js
2 5 (2.34%) React
2 5 (2.34%) RESTful
3 4 (1.87%) ADO
3 4 (1.87%) JWT
3 4 (1.87%) OAuth
4 3 (1.40%) gRPC
5 2 (0.93%) 802.1X
5 2 (0.93%) Elastic Stack
6 1 (0.47%) BAPI
6 1 (0.47%) JSON
6 1 (0.47%) LDAP
6 1 (0.47%) OpenTelemetry
6 1 (0.47%) REST
6 1 (0.47%) SAP XI
6 1 (0.47%) XML
Miscellaneous
1 30 (14.02%) Data Centre
2 22 (10.28%) Onboarding
3 15 (7.01%) MPEG
4 14 (6.54%) FPGA
5 12 (5.61%) Security Posture
6 11 (5.14%) Cyber Threat
6 11 (5.14%) Management Information System
7 8 (3.74%) PKI
8 7 (3.27%) Hybrid Cloud
9 6 (2.80%) Cloud Native
10 5 (2.34%) AS400
10 5 (2.34%) Driving Licence
10 5 (2.34%) Eurex
10 5 (2.34%) iSeries
10 5 (2.34%) Legacy Systems
11 4 (1.87%) CCTV
11 4 (1.87%) CMDB
11 4 (1.87%) Cyber Defence
11 4 (1.87%) Cyber Kill Chain
11 4 (1.87%) Enterprise Software
Operating Systems
1 93 (43.46%) Windows
2 61 (28.50%) Linux
3 43 (20.09%) Windows Server
4 22 (10.28%) Mac OS
5 16 (7.48%) Unix
5 16 (7.48%) Windows 10
6 9 (4.21%) Red Hat Enterprise Linux
7 7 (3.27%) Rocky
8 6 (2.80%) CentOS
9 5 (2.34%) Windows Server 2016
10 4 (1.87%) Kali Linux
10 4 (1.87%) Ubuntu
10 4 (1.87%) Windows 7
10 4 (1.87%) Windows Server 2012
10 4 (1.87%) Windows Server 2019
11 3 (1.40%) Solaris
12 2 (0.93%) Apple iOS
Processes & Methodologies
1 67 (31.31%) Problem-Solving
2 47 (21.96%) Continuous Improvement
3 35 (16.36%) Computer Science
4 34 (15.89%) Infrastructure as Code
5 29 (13.55%) Incident Response
6 27 (12.62%) Cybersecurity
6 27 (12.62%) ITIL
7 26 (12.15%) Disaster Recovery
8 25 (11.68%) DevOps
9 24 (11.21%) CI/CD
10 23 (10.75%) High Availability
11 22 (10.28%) Incident Management
11 22 (10.28%) Infrastructure Engineering
12 21 (9.81%) Agile
12 21 (9.81%) Project Delivery
13 18 (8.41%) Change Management
13 18 (8.41%) Low Latency
13 18 (8.41%) Root Cause Analysis
14 17 (7.94%) Line Management
14 17 (7.94%) Ticket Management
Programming Languages
1 45 (21.03%) Python
2 30 (14.02%) PowerShell
3 25 (11.68%) Bash
4 22 (10.28%) SQL
5 19 (8.88%) C
6 16 (7.48%) Java
7 14 (6.54%) C++
8 7 (3.27%) C#
9 6 (2.80%) Bicep
9 6 (2.80%) Perl
10 5 (2.34%) Go
10 5 (2.34%) JavaScript
10 5 (2.34%) Ruby
10 5 (2.34%) TypeScript
11 2 (0.93%) Delphi
11 2 (0.93%) Pascal
11 2 (0.93%) PHP
11 2 (0.93%) Rust
11 2 (0.93%) Shell Script
11 2 (0.93%) VBA
Qualifications
1 51 (23.83%) Degree
2 32 (14.95%) Cisco Certification
3 27 (12.62%) CCNA
4 26 (12.15%) CCNP
5 19 (8.88%) Computer Science Degree
6 17 (7.94%) Azure Certification
7 13 (6.07%) Microsoft Certification
8 11 (5.14%) Security Cleared
9 9 (4.21%) AWS Certification
9 9 (4.21%) OSCP
10 7 (3.27%) CompTIA Security+
10 7 (3.27%) RHCSA
11 6 (2.80%) CISSP
11 6 (2.80%) MCSA
12 5 (2.34%) ITIL Foundation Certificate
12 5 (2.34%) Master's Degree
12 5 (2.34%) SC Cleared
13 4 (1.87%) AWS Certified Cloud Practitioner
13 4 (1.87%) CREST Certified
13 4 (1.87%) Microsoft Certified Professional
Quality Assurance & Compliance
1 23 (10.75%) SLA
2 15 (7.01%) Accessibility
3 12 (5.61%) GDPR
4 8 (3.74%) NIST
5 5 (2.34%) GRC
5 5 (2.34%) ISO/IEC 27001
5 5 (2.34%) NCSC
6 1 (0.47%) Actionable Recommendations
6 1 (0.47%) Cyber Essentials
6 1 (0.47%) Data Quality
6 1 (0.47%) QA
System Software
1 70 (32.71%) Active Directory
2 29 (13.55%) VMware Infrastructure
3 24 (11.21%) Hyper-V
4 11 (5.14%) Docker
5 6 (2.80%) vSphere
6 3 (1.40%) Virtual Desktop
6 3 (1.40%) Virtual Machines
6 3 (1.40%) Virtual Servers
6 3 (1.40%) VMware NSX
7 2 (0.93%) VMware ESXi
8 1 (0.47%) Firmware
8 1 (0.47%) KVM
Systems Management
1 28 (13.08%) Kubernetes
2 26 (12.15%) Terraform
3 25 (11.68%) Microsoft Intune
4 17 (7.94%) Ansible
5 16 (7.48%) FortiGate
6 9 (4.21%) Nagios
7 8 (3.74%) Active Directory Federation Services
8 6 (2.80%) Jamf Pro
8 6 (2.80%) Prometheus
9 5 (2.34%) Grafana
9 5 (2.34%) Single Sign-On
10 4 (1.87%) Cisco CUCM
10 4 (1.87%) Control-M
10 4 (1.87%) ServiceCenter
11 2 (0.93%) Norton AntiVirus
11 2 (0.93%) OpenView
11 2 (0.93%) QRadar
11 2 (0.93%) SCCM
11 2 (0.93%) Tivoli
11 2 (0.93%) ZABBIX
Vendors
1 84 (39.25%) Microsoft
2 44 (20.56%) VMware
3 34 (15.89%) 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
7 13 (6.07%) Red Hat
8 11 (5.14%) F5
9 10 (4.67%) Google
9 10 (4.67%) HP
10 9 (4.21%) Apple
10 9 (4.21%) Meraki
10 9 (4.21%) Reuters
11 6 (2.80%) Oracle
12 5 (2.34%) CQG
12 5 (2.34%) ION Trading
12 5 (2.34%) Patsystems
12 5 (2.34%) Remedy