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 22 February 2026, with comparisons to the same periods in the previous two years.

6 months to
22 Feb 2026
Same period 2025 Same period 2024
Rank 203 225 204
Rank change year-on-year +22 -21 +65
Permanent jobs citing TCP/IP 200 234 326
As % of all permanent jobs in London 1.27% 1.58% 1.53%
As % of the Communications & Networking category 10.59% 12.96% 12.21%
Number of salaries quoted 127 134 293
10th Percentile £27,750 £33,200 £35,000
25th Percentile £36,188 £38,125 £42,500
Median annual salary (50th Percentile) £45,000 £52,000 £63,264
Median % change year-on-year -13.46% -17.80% +9.79%
75th Percentile £77,500 £74,258 £75,000
90th Percentile £95,500 £90,000 £90,000
England median annual salary £38,500 £47,500 £44,000
% change year-on-year -18.95% +7.95% -2.22%

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 1,889 1,805 2,670
As % of all permanent jobs advertised in London 11.97% 12.21% 12.56%
Number of salaries quoted 958 1,038 2,108
10th Percentile £28,923 £36,250 £32,750
25th Percentile £39,000 £50,000 £45,719
Median annual salary (50th Percentile) £60,000 £67,500 £63,264
Median % change year-on-year -11.11% +6.70% +1.22%
75th Percentile £85,000 £85,000 £80,000
90th Percentile £107,500 £105,000 £97,500
England median annual salary £41,375 £55,000 £50,000
% change year-on-year -24.77% +10.00% -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 22 February 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 22 February 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 +6 31 £47,500 +0.01% 20
South London +32 4 £46,750 -6.50% 4
North London - 2 £43,750 - 2
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 56 (28.00%) Microsoft Exchange
2 29 (14.50%) SharePoint
3 4 (2.00%) Confluence
3 4 (2.00%) nginx
4 2 (1.00%) Apache
4 2 (1.00%) Apache Airflow
4 2 (1.00%) IIS
Applications
1 13 (6.50%) Microsoft Office
2 2 (1.00%) MS Visio
3 1 (0.50%) Acrobat
3 1 (0.50%) Adobe Creative Suite
3 1 (0.50%) Microsoft Excel
3 1 (0.50%) Microsoft PowerPoint
3 1 (0.50%) Photoshop
Business Applications
1 1 (0.50%) Fidessa
Cloud Services
1 98 (49.00%) Azure
2 83 (41.50%) Microsoft 365
3 49 (24.50%) Entra ID
4 45 (22.50%) AWS
5 24 (12.00%) Google Workspace
6 17 (8.50%) SaaS
7 16 (8.00%) OneDrive
8 14 (7.00%) GCP
9 11 (5.50%) Amazon ECS
10 7 (3.50%) AWS Direct Connect
10 7 (3.50%) Virtual Private Cloud
11 6 (3.00%) Amazon EC2
11 6 (3.00%) Amazon EKS
11 6 (3.00%) Amazon S3
11 6 (3.00%) Azure Monitor
11 6 (3.00%) Route 53
12 5 (2.50%) Amazon ECR
12 5 (2.50%) AWS CloudFormation
12 5 (2.50%) dbt
12 5 (2.50%) Pulumi
Communications & Networking
1 100 (50.00%) DNS
2 88 (44.00%) DHCP
3 76 (38.00%) VPN
4 59 (29.50%) WAN
5 52 (26.00%) Firewall
6 45 (22.50%) LAN
7 42 (21.00%) Wi-Fi
8 41 (20.50%) VLAN
9 18 (9.00%) SD-WAN
9 18 (9.00%) VoIP
9 18 (9.00%) Wireless
10 15 (7.50%) BGP
11 10 (5.00%) Network Security
12 9 (4.50%) OSPF
13 8 (4.00%) MPLS
14 5 (2.50%) IPsec
15 4 (2.00%) Cisco IOS
15 4 (2.00%) Cisco Nexus
15 4 (2.00%) HTTP
15 4 (2.00%) SAN
Database & Business Intelligence
1 11 (5.50%) Amazon RDS
1 11 (5.50%) PostgreSQL
2 7 (3.50%) SQL Server
3 5 (2.50%) Elasticsearch
3 5 (2.50%) Redis
4 3 (1.50%) MongoDB
4 3 (1.50%) MySQL
4 3 (1.50%) Relational Database
5 2 (1.00%) Data Lake
5 2 (1.00%) Metadata
5 2 (1.00%) Power BI
6 1 (0.50%) Azure SQL Database
6 1 (0.50%) SAP HANA
6 1 (0.50%) Sybase ASE
Development Applications
1 14 (7.00%) JIRA
2 7 (3.50%) Git
3 3 (1.50%) Bitbucket
4 2 (1.00%) GitLab
4 2 (1.00%) Jaeger
4 2 (1.00%) Jenkins
4 2 (1.00%) Metasploit
4 2 (1.00%) MLflow
4 2 (1.00%) Rational Rhapsody
4 2 (1.00%) Sonatype Nexus
5 1 (0.50%) Snyk
General
1 91 (45.50%) Social Skills
2 74 (37.00%) Finance
3 33 (16.50%) Banking
4 20 (10.00%) Analytical Skills
5 18 (9.00%) Investment Banking
6 13 (6.50%) Law
7 11 (5.50%) Inclusion and Diversity
8 9 (4.50%) Legal
8 9 (4.50%) Retail
9 6 (3.00%) Back Office
9 6 (3.00%) Financial Institution
10 5 (2.50%) Front Office
10 5 (2.50%) Organisational Skills
11 4 (2.00%) Billing
11 4 (2.00%) Manufacturing
11 4 (2.00%) Marketing
11 4 (2.00%) Telecoms
12 2 (1.00%) Electronics
12 2 (1.00%) Games
12 2 (1.00%) Wholesale Banking
Job Titles
1 48 (24.00%) IT Support
2 42 (21.00%) Support Engineer
3 33 (16.50%) IT Engineer
4 31 (15.50%) Developer
5 29 (14.50%) IT Support Engineer
6 27 (13.50%) Senior
7 25 (12.50%) Analyst
8 24 (12.00%) Infrastructure Engineer
9 23 (11.50%) C++ Developer
10 19 (9.50%) 2nd Line Engineer
10 19 (9.50%) Linux Scripter
11 18 (9.00%) Investment Banking C++ Developer
11 18 (9.00%) Linux Developer
11 18 (9.00%) Low Latency C++ Developer
11 18 (9.00%) Network Engineer
12 17 (8.50%) 2nd Line Support
12 17 (8.50%) 2nd Line Support Engineer
12 17 (8.50%) Support Analyst
13 14 (7.00%) Network Support
14 12 (6.00%) IT Support Technician
Libraries, Frameworks & Software Standards
1 6 (3.00%) RESTful
2 5 (2.50%) Django
2 5 (2.50%) FIX Protocol
3 4 (2.00%) Sass
3 4 (2.00%) ZeroMQ
4 3 (1.50%) LDAP
4 3 (1.50%) WebSockets
5 2 (1.00%) .NET
5 2 (1.00%) FastAPI
5 2 (1.00%) Kafka
5 2 (1.00%) Keycloak
5 2 (1.00%) Middleware
5 2 (1.00%) WebRTC
6 1 (0.50%) MFC
6 1 (0.50%) OAuth
6 1 (0.50%) OAuth2
6 1 (0.50%) REST
Miscellaneous
1 23 (11.50%) Onboarding
2 20 (10.00%) FPGA
3 13 (6.50%) Distributed Systems
3 13 (6.50%) Video Conferencing
4 11 (5.50%) Cloud Native
4 11 (5.50%) iPhone
5 9 (4.50%) CCTV
5 9 (4.50%) Data Centre
6 7 (3.50%) Enterprise Software
7 6 (3.00%) Analytical Mindset
7 6 (3.00%) Cyber Threat
7 6 (3.00%) Hybrid Cloud
7 6 (3.00%) iPad
7 6 (3.00%) Linux Command Line
7 6 (3.00%) Mobile App
7 6 (3.00%) Self-Motivation
8 5 (2.50%) Algorithms
8 5 (2.50%) Digital Signage
8 5 (2.50%) Greenfield Project
8 5 (2.50%) Management Information System
Operating Systems
1 110 (55.00%) Windows
2 73 (36.50%) Linux
3 56 (28.00%) Windows Server
4 44 (22.00%) Windows 10
5 26 (13.00%) Mac OS
6 20 (10.00%) Windows Server 2016
7 18 (9.00%) Apple iOS
7 18 (9.00%) Unix
7 18 (9.00%) Windows Server 2019
8 17 (8.50%) Windows Server 2012
9 9 (4.50%) Mac OS X
9 9 (4.50%) Red Hat Enterprise Linux
10 5 (2.50%) Android
10 5 (2.50%) CentOS
11 3 (1.50%) Ubuntu
12 2 (1.00%) OpenWrt
12 2 (1.00%) Oracle Linux
12 2 (1.00%) VMS
12 2 (1.00%) Windows 7
12 2 (1.00%) Windows Server 2008
Processes & Methodologies
1 63 (31.50%) Problem-Solving
2 31 (15.50%) Customer Service
2 31 (15.50%) Root Cause Analysis
3 30 (15.00%) Disaster Recovery
4 28 (14.00%) Infrastructure Engineering
4 28 (14.00%) ITIL
5 25 (12.50%) Agile
6 23 (11.50%) CI/CD
7 22 (11.00%) Computer Science
7 22 (11.00%) Continuous Improvement
7 22 (11.00%) Infrastructure as Code
7 22 (11.00%) Low Latency
8 21 (10.50%) DevOps
9 20 (10.00%) Incident Response
10 17 (8.50%) Zero Trust
11 16 (8.00%) Problem Management
11 16 (8.00%) Service Delivery
11 16 (8.00%) SIEM
12 15 (7.50%) Cybersecurity
12 15 (7.50%) Service Management
Programming Languages
1 48 (24.00%) Python
2 32 (16.00%) Java
3 31 (15.50%) PowerShell
4 29 (14.50%) C++
5 24 (12.00%) C
6 14 (7.00%) SQL
7 13 (6.50%) Bash
8 6 (3.00%) C#
8 6 (3.00%) Go
9 3 (1.50%) Delphi
9 3 (1.50%) Pascal
9 3 (1.50%) PHP
9 3 (1.50%) Shell Script
10 2 (1.00%) Perl
11 1 (0.50%) Bicep
11 1 (0.50%) Korn
11 1 (0.50%) TypeScript
11 1 (0.50%) VB.NET
Qualifications
1 37 (18.50%) Degree
2 15 (7.50%) Microsoft Certification
3 14 (7.00%) Cisco Certification
4 12 (6.00%) Network+ Certification
5 10 (5.00%) CCNA
5 10 (5.00%) Computer Science Degree
5 10 (5.00%) Security Cleared
6 9 (4.50%) Azure Certification
7 7 (3.50%) A+ Certification
7 7 (3.50%) SC Cleared
8 6 (3.00%) MCSA
8 6 (3.00%) Microsoft Certified Professional
9 5 (2.50%) CCNP
9 5 (2.50%) GIAC
9 5 (2.50%) MCSE
10 4 (2.00%) Master's Degree
11 3 (1.50%) CCIE
11 3 (1.50%) DV Cleared
11 3 (1.50%) ITIL Certification
11 3 (1.50%) RHCSA
Quality Assurance & Compliance
1 13 (6.50%) ISO/IEC 27001
2 9 (4.50%) SOC 2
3 7 (3.50%) GDPR
4 6 (3.00%) PCI DSS
4 6 (3.00%) SLA
5 3 (1.50%) NIST
6 2 (1.00%) Accessibility
6 2 (1.00%) PMO
7 1 (0.50%) Cyber Essentials
7 1 (0.50%) NIST 800
7 1 (0.50%) QA
System Software
1 79 (39.50%) Active Directory
2 30 (15.00%) VMware Infrastructure
3 22 (11.00%) Hyper-V
4 7 (3.50%) Docker
5 4 (2.00%) Virtual Machines
5 4 (2.00%) vSphere
6 3 (1.50%) NFS
7 2 (1.00%) BitLocker
7 2 (1.00%) Firmware
7 2 (1.00%) KVM
7 2 (1.00%) VMware ESXi
Systems Management
1 44 (22.00%) Microsoft Intune
2 22 (11.00%) Terraform
3 16 (8.00%) Active Directory Federation Services
4 15 (7.50%) Ansible
5 8 (4.00%) Kubernetes
6 6 (3.00%) SCCM
7 5 (2.50%) Jamf Pro
7 5 (2.50%) Nagios
8 4 (2.00%) Single Sign-On
9 3 (1.50%) AWS Copilot
10 2 (1.00%) Argo
10 2 (1.00%) Dell DRAC
10 2 (1.00%) Grafana
10 2 (1.00%) Prometheus
10 2 (1.00%) Red Hat Satellite
10 2 (1.00%) Red Hat Spacewalk
10 2 (1.00%) vCenter Server
11 1 (0.50%) Cisco CUCM
11 1 (0.50%) McAfee ePO
11 1 (0.50%) Puppet
Vendors
1 102 (51.00%) Microsoft
2 32 (16.00%) VMware
3 28 (14.00%) Google
4 27 (13.50%) Cisco
5 14 (7.00%) Red Hat
6 11 (5.50%) Fortinet
6 11 (5.50%) Palo Alto
7 8 (4.00%) Apple
7 8 (4.00%) Bloomberg
7 8 (4.00%) Dell
7 8 (4.00%) Juniper
7 8 (4.00%) Reuters
7 8 (4.00%) SolarWinds
7 8 (4.00%) Zscaler
8 7 (3.50%) Arista
9 6 (3.00%) CheckPoint
9 6 (3.00%) ServiceNow
10 5 (2.50%) Meraki
10 5 (2.50%) Okta
11 4 (2.00%) Symantec