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

6 months to
19 Aug 2026
Same period 2025 Same period 2024
Rank 233 210 287
Rank change year-on-year -23 +77 -38
Permanent jobs citing TCP/IP 212 183 193
As % of all permanent jobs in London 0.89% 1.51% 0.99%
As % of the Communications & Networking category 11.31% 14.82% 7.58%
Number of salaries quoted 150 127 148
10th Percentile £34,850 £31,500 £37,000
25th Percentile £46,250 £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 £79,800 £76,250 £75,000
90th Percentile £100,000 £81,000 £89,050
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 1,875 1,235 2,545
As % of all permanent jobs advertised in London 7.83% 10.18% 13.04%
Number of salaries quoted 1,057 878 1,349
10th Percentile £35,000 £31,373 £35,000
25th Percentile £46,000 £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 £42,085 £50,000
% change year-on-year +12.87% -15.83% -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 19 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 19 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 -15 18 £73,000 -5.81% 13
West London -20 6 £82,500 +80.33% 2
North London - 5 £60,000 - 2
South London -2 1 £24,000 -47.83% 5
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 (16.04%) Microsoft Exchange
2 26 (12.26%) SharePoint
3 1 (0.47%) IIS
3 1 (0.47%) Tomcat
Applications
1 14 (6.60%) Microsoft Office
2 3 (1.42%) 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 (2.36%) 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 (41.51%) Azure
2 59 (27.83%) Microsoft 365
3 54 (25.47%) AWS
4 36 (16.98%) Entra ID
5 12 (5.66%) Azure ExpressRoute
6 10 (4.72%) Azure Monitor
6 10 (4.72%) OneDrive
6 10 (4.72%) SaaS
7 7 (3.30%) Google Workspace
7 7 (3.30%) OpenShift
8 6 (2.83%) AWS CloudFormation
8 6 (2.83%) GCP
9 5 (2.36%) IaaS
9 5 (2.36%) PaaS
10 4 (1.89%) Azure Storage
10 4 (1.89%) GitHub
11 3 (1.42%) Mimecast
11 3 (1.42%) Route 53
12 2 (0.94%) Cloud Computing
12 2 (0.94%) Virtual Private Cloud
Communications & Networking
1 119 (56.13%) DNS
2 89 (41.98%) Firewall
3 78 (36.79%) VPN
4 72 (33.96%) DHCP
5 62 (29.25%) LAN
6 59 (27.83%) WAN
7 38 (17.92%) BGP
8 34 (16.04%) Network Security
9 27 (12.74%) HTTP
10 25 (11.79%) OSPF
11 23 (10.85%) VLAN
12 20 (9.43%) SD-WAN
12 20 (9.43%) Wi-Fi
13 16 (7.55%) Multicast
14 12 (5.66%) Wireless
15 11 (5.19%) VoIP
16 8 (3.77%) SSL
17 7 (3.30%) Ethernet
17 7 (3.30%) HTTPS
18 6 (2.83%) MPLS
Database & Business Intelligence
1 17 (8.02%) SQL Server
2 5 (2.36%) NoSQL
3 2 (0.94%) 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%) PostgreSQL
4 1 (0.47%) Relational Database
4 1 (0.47%) SAP Data Services
Development Applications
1 9 (4.25%) JIRA
2 7 (3.30%) Bitbucket
3 4 (1.89%) GitLab
3 4 (1.89%) Metasploit
4 3 (1.42%) Git
5 1 (0.47%) Burp Suite
5 1 (0.47%) LSMW
General
1 97 (45.75%) Social Skills
2 68 (32.08%) Finance
3 41 (19.34%) Banking
4 30 (14.15%) Telecoms
5 25 (11.79%) Law
6 19 (8.96%) Analytical Skills
7 13 (6.13%) Investment Banking
8 10 (4.72%) Organisational Skills
9 8 (3.77%) Inclusion and Diversity
10 7 (3.30%) Retail
11 6 (2.83%) Digital Health
12 5 (2.36%) Public Sector
13 4 (1.89%) Mandarin Language
14 3 (1.42%) Documentation Skills
14 3 (1.42%) Marketing
15 2 (0.94%) Cantonese Language
15 2 (0.94%) Corporate Banking
15 2 (0.94%) Legal
15 2 (0.94%) Military
16 1 (0.47%) Publishing
Job Titles
1 41 (19.34%) Network Engineer
2 34 (16.04%) Senior
2 34 (16.04%) Support Engineer
3 26 (12.26%) IT Support
4 21 (9.91%) Analyst
4 21 (9.91%) IT Engineer
5 20 (9.43%) IT Support Engineer
6 18 (8.49%) 2nd Line Support
7 16 (7.55%) 2nd Line Engineer
7 16 (7.55%) 2nd Line Support Engineer
8 15 (7.08%) Infrastructure Engineer
9 14 (6.60%) Developer
10 13 (6.13%) Senior Infrastructure Engineer
11 12 (5.66%) C++ Developer
11 12 (5.66%) Investment Banking C++ Developer
11 12 (5.66%) Linux Developer
11 12 (5.66%) Linux Scripter
11 12 (5.66%) Low Latency C++ Developer
12 11 (5.19%) Azure Engineer
13 10 (4.72%) Operations Engineer
Libraries, Frameworks & Software Standards
1 6 (2.83%) FIX Protocol
1 6 (2.83%) WebSockets
2 5 (2.36%) ARM Templates
2 5 (2.36%) GraphQL
2 5 (2.36%) Next.js
2 5 (2.36%) React
2 5 (2.36%) RESTful
3 4 (1.89%) ADO
3 4 (1.89%) JWT
3 4 (1.89%) OAuth
4 3 (1.42%) gRPC
5 2 (0.94%) 802.1X
5 2 (0.94%) Elastic Stack
6 1 (0.47%) Kafka
6 1 (0.47%) LDAP
6 1 (0.47%) pytest
6 1 (0.47%) REST
6 1 (0.47%) Software Packaging
6 1 (0.47%) Unreal Engine
6 1 (0.47%) XML
Miscellaneous
1 29 (13.68%) Data Centre
2 21 (9.91%) Onboarding
3 15 (7.08%) MPEG
4 13 (6.13%) FPGA
5 12 (5.66%) Security Posture
6 11 (5.19%) Cyber Threat
6 11 (5.19%) Management Information System
7 9 (4.25%) Hybrid Cloud
8 8 (3.77%) PKI
9 6 (2.83%) Cloud Native
10 5 (2.36%) AS400
10 5 (2.36%) Eurex
10 5 (2.36%) iSeries
10 5 (2.36%) Legacy Systems
11 4 (1.89%) CMDB
11 4 (1.89%) Cyber Defence
11 4 (1.89%) Cyber Kill Chain
11 4 (1.89%) Driving Licence
11 4 (1.89%) Enterprise Software
12 3 (1.42%) Life Science
Operating Systems
1 92 (43.40%) Windows
2 60 (28.30%) Linux
3 44 (20.75%) Windows Server
4 21 (9.91%) Mac OS
5 16 (7.55%) Unix
6 14 (6.60%) Windows 10
7 8 (3.77%) Red Hat Enterprise Linux
8 7 (3.30%) Rocky
9 6 (2.83%) CentOS
10 4 (1.89%) Kali Linux
10 4 (1.89%) Ubuntu
10 4 (1.89%) Windows Server 2016
11 3 (1.42%) Solaris
11 3 (1.42%) Windows 7
11 3 (1.42%) Windows Server 2012
11 3 (1.42%) Windows Server 2019
12 2 (0.94%) Apple iOS
Processes & Methodologies
1 68 (32.08%) Problem-Solving
2 47 (22.17%) Continuous Improvement
3 36 (16.98%) Computer Science
4 35 (16.51%) Infrastructure as Code
5 29 (13.68%) Incident Response
6 28 (13.21%) Disaster Recovery
7 27 (12.74%) Cybersecurity
8 26 (12.26%) ITIL
9 25 (11.79%) High Availability
10 24 (11.32%) DevOps
10 24 (11.32%) Infrastructure Engineering
11 23 (10.85%) CI/CD
12 22 (10.38%) Incident Management
13 21 (9.91%) Project Delivery
14 20 (9.43%) Agile
15 18 (8.49%) Analytics
15 18 (8.49%) Change Management
15 18 (8.49%) Mentoring
15 18 (8.49%) Root Cause Analysis
16 17 (8.02%) Low Latency
Programming Languages
1 46 (21.70%) Python
2 30 (14.15%) PowerShell
3 26 (12.26%) Bash
4 21 (9.91%) SQL
5 19 (8.96%) C
6 15 (7.08%) Java
7 13 (6.13%) C++
8 8 (3.77%) Bicep
9 7 (3.30%) C#
10 6 (2.83%) Perl
11 5 (2.36%) Go
11 5 (2.36%) JavaScript
11 5 (2.36%) Ruby
11 5 (2.36%) TypeScript
12 2 (0.94%) Kusto Query Language
12 2 (0.94%) Rust
12 2 (0.94%) Shell Script
12 2 (0.94%) VBA
13 1 (0.47%) Pascal
13 1 (0.47%) PHP
Qualifications
1 51 (24.06%) Degree
2 32 (15.09%) Cisco Certification
3 27 (12.74%) CCNA
4 26 (12.26%) CCNP
5 19 (8.96%) Azure Certification
5 19 (8.96%) Computer Science Degree
6 12 (5.66%) Microsoft Certification
6 12 (5.66%) Security Cleared
7 9 (4.25%) AWS Certification
7 9 (4.25%) OSCP
8 7 (3.30%) CompTIA Security+
8 7 (3.30%) RHCSA
9 6 (2.83%) CISSP
10 5 (2.36%) ITIL Foundation Certificate
10 5 (2.36%) Master's Degree
10 5 (2.36%) MCSA
10 5 (2.36%) SC Cleared
11 4 (1.89%) A+ Certification
11 4 (1.89%) AWS Certified Cloud Practitioner
11 4 (1.89%) CREST Certified
Quality Assurance & Compliance
1 23 (10.85%) SLA
2 15 (7.08%) Accessibility
3 12 (5.66%) GDPR
4 8 (3.77%) NIST
5 5 (2.36%) GRC
5 5 (2.36%) ISO/IEC 27001
5 5 (2.36%) 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 71 (33.49%) Active Directory
2 31 (14.62%) VMware Infrastructure
3 25 (11.79%) Hyper-V
4 12 (5.66%) Docker
5 5 (2.36%) Virtual Desktop
5 5 (2.36%) Virtual Machines
5 5 (2.36%) vSphere
6 3 (1.42%) Virtual Servers
6 3 (1.42%) VMware NSX
7 2 (0.94%) VMware ESXi
8 1 (0.47%) Firmware
8 1 (0.47%) KVM
Systems Management
1 28 (13.21%) Kubernetes
2 27 (12.74%) Terraform
3 25 (11.79%) Microsoft Intune
4 16 (7.55%) Ansible
4 16 (7.55%) FortiGate
5 9 (4.25%) Nagios
6 7 (3.30%) Active Directory Federation Services
7 6 (2.83%) Jamf Pro
7 6 (2.83%) Prometheus
8 5 (2.36%) Grafana
8 5 (2.36%) Single Sign-On
9 4 (1.89%) Control-M
10 3 (1.42%) Cisco CUCM
10 3 (1.42%) ServiceCenter
11 2 (0.94%) Norton AntiVirus
11 2 (0.94%) OpenView
11 2 (0.94%) QRadar
11 2 (0.94%) SCCM
11 2 (0.94%) Tivoli
11 2 (0.94%) ZABBIX
Vendors
1 84 (39.62%) Microsoft
2 45 (21.23%) VMware
3 33 (15.57%) Cisco
4 22 (10.38%) Fortinet
4 22 (10.38%) Palo Alto
5 17 (8.02%) SolarWinds
6 16 (7.55%) Zscaler
7 12 (5.66%) Bloomberg
7 12 (5.66%) Red Hat
8 11 (5.19%) F5
9 9 (4.25%) Google
9 9 (4.25%) HP
9 9 (4.25%) Meraki
10 8 (3.77%) Apple
10 8 (3.77%) Reuters
11 6 (2.83%) Oracle
12 5 (2.36%) CQG
12 5 (2.36%) ION Trading
12 5 (2.36%) Patsystems
12 5 (2.36%) ServiceNow