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 25 March 2026, with comparisons to the same periods in the previous two years.

6 months to
25 Mar 2026
Same period 2025 Same period 2024
Rank 200 211 206
Rank change year-on-year +11 -5 +68
Permanent jobs citing TCP/IP 219 194 321
As % of all permanent jobs in London 1.25% 1.50% 1.45%
As % of the Communications & Networking category 10.67% 13.43% 11.49%
Number of salaries quoted 132 130 283
10th Percentile £27,750 £33,130 £35,096
25th Percentile £36,781 £36,250 £42,750
Median annual salary (50th Percentile) £45,000 £51,500 £65,000
Median % change year-on-year -12.62% -20.77% +18.18%
75th Percentile £72,875 £74,258 £75,000
90th Percentile £99,625 £90,000 £90,000
England median annual salary £37,750 £47,000 £42,500
% change year-on-year -19.68% +10.59% -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 2,052 1,445 2,793
As % of all permanent jobs advertised in London 11.71% 11.16% 12.63%
Number of salaries quoted 1,017 964 2,103
10th Percentile £28,697 £35,750 £33,213
25th Percentile £40,000 £47,500 £45,000
Median annual salary (50th Percentile) £62,500 £65,000 £62,500
Median % change year-on-year -3.85% +4.00% -
75th Percentile £87,500 £85,000 £80,000
90th Percentile £107,500 £105,875 £97,500
England median annual salary £42,500 £52,500 £48,446
% change year-on-year -19.05% +8.37% -3.59%

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 25 March 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 25 March 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 +1 27 £47,500 -1.02% 8
South London +21 2 £47,500 -5.00%
North London - 2 £55,000 -
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 55 (25.11%) Microsoft Exchange
2 26 (11.87%) SharePoint
3 4 (1.83%) Confluence
4 2 (0.91%) Apache
4 2 (0.91%) IIS
4 2 (0.91%) nginx
Applications
1 18 (8.22%) Microsoft Office
2 2 (0.91%) MS Visio
3 1 (0.46%) Acrobat
3 1 (0.46%) Adobe Creative Suite
3 1 (0.46%) Microsoft Excel
3 1 (0.46%) Microsoft PowerPoint
3 1 (0.46%) Microsoft Project
3 1 (0.46%) Photoshop
Business Applications
1 1 (0.46%) Fidessa
Cloud Services
1 108 (49.32%) Azure
2 81 (36.99%) Microsoft 365
3 51 (23.29%) AWS
4 44 (20.09%) Entra ID
5 27 (12.33%) Google Workspace
6 19 (8.68%) SaaS
7 14 (6.39%) OneDrive
8 13 (5.94%) GCP
9 11 (5.02%) Amazon ECS
10 9 (4.11%) Virtual Private Cloud
11 8 (3.65%) AWS Direct Connect
12 7 (3.20%) Azure Monitor
12 7 (3.20%) Route 53
13 6 (2.74%) Amazon EC2
13 6 (2.74%) Amazon EKS
13 6 (2.74%) Amazon S3
14 5 (2.28%) Amazon ECR
14 5 (2.28%) AWS CloudFormation
14 5 (2.28%) dbt
14 5 (2.28%) Pulumi
Communications & Networking
1 111 (50.68%) DNS
2 94 (42.92%) DHCP
3 75 (34.25%) VPN
4 61 (27.85%) WAN
5 59 (26.94%) Firewall
6 53 (24.20%) LAN
7 45 (20.55%) Wi-Fi
8 40 (18.26%) VLAN
9 22 (10.05%) VoIP
10 20 (9.13%) SD-WAN
11 15 (6.85%) BGP
11 15 (6.85%) Wireless
12 10 (4.57%) Network Security
13 9 (4.11%) MPLS
14 8 (3.65%) HTTPS
15 7 (3.20%) HTTP
15 7 (3.20%) Multicast
15 7 (3.20%) OSPF
16 5 (2.28%) SAN
17 4 (1.83%) IPsec
Database & Business Intelligence
1 11 (5.02%) Amazon RDS
2 10 (4.57%) PostgreSQL
3 7 (3.20%) SQL Server
4 6 (2.74%) Elasticsearch
5 5 (2.28%) Redis
6 4 (1.83%) Relational Database
7 2 (0.91%) Power BI
8 1 (0.46%) Azure SQL Database
8 1 (0.46%) MongoDB
8 1 (0.46%) MySQL
8 1 (0.46%) SAP HANA
8 1 (0.46%) Sybase ASE
Development Applications
1 15 (6.85%) JIRA
2 9 (4.11%) Git
3 8 (3.65%) Bitbucket
4 4 (1.83%) Metasploit
5 2 (0.91%) Rational Rhapsody
6 1 (0.46%) Snyk
General
1 97 (44.29%) Social Skills
2 81 (36.99%) Finance
3 36 (16.44%) Banking
4 26 (11.87%) Analytical Skills
5 19 (8.68%) Investment Banking
6 16 (7.31%) Law
7 12 (5.48%) Inclusion and Diversity
8 11 (5.02%) Retail
9 9 (4.11%) Telecoms
10 8 (3.65%) Organisational Skills
11 6 (2.74%) Back Office
11 6 (2.74%) Financial Institution
12 5 (2.28%) Front Office
13 4 (1.83%) Billing
13 4 (1.83%) Marketing
14 3 (1.37%) Legal
14 3 (1.37%) Presentation Skills
14 3 (1.37%) Public Sector
15 2 (0.91%) Documentation Skills
15 2 (0.91%) Manufacturing
Job Titles
1 51 (23.29%) IT Support
2 46 (21.00%) Support Engineer
3 31 (14.16%) Analyst
3 31 (14.16%) IT Engineer
4 30 (13.70%) Developer
4 30 (13.70%) IT Support Engineer
5 27 (12.33%) Senior
6 24 (10.96%) C++ Developer
7 23 (10.50%) 2nd Line Engineer
8 21 (9.59%) 2nd Line Support
8 21 (9.59%) 2nd Line Support Engineer
9 19 (8.68%) Infrastructure Engineer
9 19 (8.68%) Investment Banking C++ Developer
9 19 (8.68%) Linux Developer
9 19 (8.68%) Linux Scripter
9 19 (8.68%) Low Latency C++ Developer
10 18 (8.22%) Support Analyst
11 17 (7.76%) Network Engineer
12 14 (6.39%) Network Support
13 12 (5.48%) IT Support Technician
Libraries, Frameworks & Software Standards
1 6 (2.74%) RESTful
2 5 (2.28%) Django
2 5 (2.28%) FIX Protocol
2 5 (2.28%) WebSockets
3 4 (1.83%) Sass
3 4 (1.83%) ZeroMQ
4 3 (1.37%) LDAP
5 2 (0.91%) Middleware
6 1 (0.46%) .NET
6 1 (0.46%) 802.1X
6 1 (0.46%) ADO
6 1 (0.46%) ARM Templates
6 1 (0.46%) gRPC
6 1 (0.46%) Kafka
6 1 (0.46%) MFC
6 1 (0.46%) OAuth
6 1 (0.46%) OAuth2
6 1 (0.46%) pytest
6 1 (0.46%) REST
Miscellaneous
1 24 (10.96%) Onboarding
2 21 (9.59%) FPGA
3 15 (6.85%) Data Centre
4 13 (5.94%) Video Conferencing
5 12 (5.48%) Distributed Systems
5 12 (5.48%) iPhone
6 11 (5.02%) Cloud Native
6 11 (5.02%) Cyber Threat
7 10 (4.57%) Management Information System
8 8 (3.65%) CCTV
9 7 (3.20%) Hybrid Cloud
9 7 (3.20%) MPEG
10 6 (2.74%) Analytical Mindset
10 6 (2.74%) iPad
10 6 (2.74%) Linux Command Line
10 6 (2.74%) Mobile App
10 6 (2.74%) Security Posture
10 6 (2.74%) Self-Motivation
11 5 (2.28%) Digital Signage
11 5 (2.28%) Greenfield Project
Operating Systems
1 121 (55.25%) Windows
2 81 (36.99%) Linux
3 59 (26.94%) Windows Server
4 49 (22.37%) Windows 10
5 29 (13.24%) Mac OS
6 23 (10.50%) Unix
6 23 (10.50%) Windows Server 2016
7 21 (9.59%) Windows Server 2019
8 19 (8.68%) Apple iOS
9 17 (7.76%) Windows Server 2012
10 12 (5.48%) Red Hat Enterprise Linux
11 9 (4.11%) Mac OS X
12 6 (2.74%) CentOS
13 5 (2.28%) Android
13 5 (2.28%) Windows 7
14 4 (1.83%) Kali Linux
14 4 (1.83%) Ubuntu
15 2 (0.91%) OpenWrt
15 2 (0.91%) Oracle Linux
15 2 (0.91%) Windows Server 2008
Processes & Methodologies
1 75 (34.25%) Problem-Solving
2 34 (15.53%) ITIL
3 30 (13.70%) Customer Service
4 29 (13.24%) CI/CD
5 27 (12.33%) DevOps
6 26 (11.87%) Agile
6 26 (11.87%) Infrastructure as Code
6 26 (11.87%) Root Cause Analysis
7 25 (11.42%) Continuous Improvement
8 24 (10.96%) Computer Science
8 24 (10.96%) Disaster Recovery
9 23 (10.50%) Infrastructure Engineering
9 23 (10.50%) Low Latency
10 22 (10.05%) Incident Response
11 19 (8.68%) Service Delivery
11 19 (8.68%) SIEM
12 17 (7.76%) Performance Monitoring
12 17 (7.76%) Problem Management
13 16 (7.31%) Identity Access Management
13 16 (7.31%) Service Management
Programming Languages
1 54 (24.66%) Python
2 33 (15.07%) PowerShell
3 31 (14.16%) Java
4 30 (13.70%) C++
5 25 (11.42%) C
6 21 (9.59%) Bash
7 17 (7.76%) SQL
8 7 (3.20%) Go
9 5 (2.28%) C#
10 4 (1.83%) Delphi
10 4 (1.83%) Pascal
10 4 (1.83%) PHP
10 4 (1.83%) Shell Script
11 3 (1.37%) Bicep
12 2 (0.91%) Perl
13 1 (0.46%) Korn
13 1 (0.46%) VB.NET
Qualifications
1 47 (21.46%) Degree
2 18 (8.22%) Microsoft Certification
3 15 (6.85%) Cisco Certification
4 12 (5.48%) Computer Science Degree
4 12 (5.48%) Network+ Certification
4 12 (5.48%) Security Cleared
5 11 (5.02%) Azure Certification
5 11 (5.02%) CCNA
6 8 (3.65%) MCSA
6 8 (3.65%) Microsoft Certified Professional
6 8 (3.65%) SC Cleared
7 7 (3.20%) A+ Certification
8 6 (2.74%) CCNP
8 6 (2.74%) CompTIA Security+
8 6 (2.74%) RHCSA
9 5 (2.28%) Master's Degree
9 5 (2.28%) MCDST
9 5 (2.28%) MCITP
10 4 (1.83%) AWS Certified Cloud Practitioner
10 4 (1.83%) GIAC
Quality Assurance & Compliance
1 10 (4.57%) ISO/IEC 27001
2 9 (4.11%) SOC 2
3 7 (3.20%) Accessibility
3 7 (3.20%) SLA
4 6 (2.74%) PCI DSS
5 4 (1.83%) GDPR
6 2 (0.91%) PMO
7 1 (0.46%) NIST
7 1 (0.46%) QA
System Software
1 83 (37.90%) Active Directory
2 29 (13.24%) VMware Infrastructure
3 27 (12.33%) Hyper-V
4 6 (2.74%) Docker
5 5 (2.28%) vSphere
6 4 (1.83%) Virtual Machines
7 3 (1.37%) KVM
7 3 (1.37%) VMware ESXi
8 2 (0.91%) Firmware
9 1 (0.46%) Virtual Desktop
Systems Management
1 41 (18.72%) Microsoft Intune
2 25 (11.42%) Terraform
3 18 (8.22%) Ansible
4 17 (7.76%) Active Directory Federation Services
5 14 (6.39%) Kubernetes
6 6 (2.74%) Jamf Pro
6 6 (2.74%) Nagios
7 4 (1.83%) Cisco CUCM
7 4 (1.83%) SCCM
7 4 (1.83%) ServiceCenter
8 3 (1.37%) AWS Copilot
8 3 (1.37%) vCenter Server
9 2 (0.91%) Control-M
9 2 (0.91%) Dell DRAC
9 2 (0.91%) Prometheus
9 2 (0.91%) Red Hat Satellite
9 2 (0.91%) Red Hat Spacewalk
9 2 (0.91%) ZABBIX
10 1 (0.46%) OpenView
10 1 (0.46%) Tivoli
Vendors
1 104 (47.49%) Microsoft
2 34 (15.53%) VMware
3 31 (14.16%) Google
4 27 (12.33%) Cisco
5 16 (7.31%) Red Hat
6 12 (5.48%) SolarWinds
7 11 (5.02%) Apple
7 11 (5.02%) Dell
7 11 (5.02%) Palo Alto
8 10 (4.57%) Fortinet
9 8 (3.65%) Bloomberg
9 8 (3.65%) HP
9 8 (3.65%) Juniper
9 8 (3.65%) Reuters
9 8 (3.65%) Zscaler
10 7 (3.20%) Arista
11 6 (2.74%) CheckPoint
11 6 (2.74%) Okta
11 6 (2.74%) ServiceNow
12 5 (2.28%) Meraki