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 18 January 2026, with comparisons to the same periods in the previous two years.

6 months to
18 Jan 2026
Same period 2025 Same period 2024
Rank 200 238 221
Rank change year-on-year +38 -17 +29
Permanent jobs citing TCP/IP 179 203 264
As % of all permanent jobs in London 1.26% 1.31% 1.39%
As % of the Communications & Networking category 10.29% 10.20% 11.13%
Number of salaries quoted 114 116 242
10th Percentile £27,225 £33,200 £33,500
25th Percentile £34,813 £40,000 £42,000
Median annual salary (50th Percentile) £45,500 £55,000 £65,000
Median % change year-on-year -17.27% -15.38% +13.04%
75th Percentile £78,750 £76,250 £76,250
90th Percentile £87,500 £90,000 £90,000
England median annual salary £37,500 £47,500 £46,550
% change year-on-year -21.05% +2.04% +3.44%

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 1,739 1,991 2,372
As % of all permanent jobs advertised in London 12.19% 12.83% 12.48%
Number of salaries quoted 914 1,109 1,855
10th Percentile £28,697 £37,000 £35,000
25th Percentile £37,000 £50,000 £47,500
Median annual salary (50th Percentile) £60,000 £67,500 £65,000
Median % change year-on-year -11.11% +3.85% +4.00%
75th Percentile £87,500 £85,000 £82,500
90th Percentile £107,500 £103,000 £97,500
England median annual salary £40,000 £55,000 £50,000
% change year-on-year -27.27% +10.00% -4.76%

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 18 January 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 18 January 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 +20 30 £55,000 +7.32% 13
South London +39 8 £46,000 -8.00% 8
East London -8 4 £34,000 -
West London +3 1 £32,500 -18.75% 2
North London - 1 £32,500 - 3
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 46 (25.70%) Microsoft Exchange
2 30 (16.76%) SharePoint
3 4 (2.23%) nginx
4 2 (1.12%) Apache
4 2 (1.12%) Apache Airflow
4 2 (1.12%) IIS
5 1 (0.56%) Confluence
Applications
1 8 (4.47%) Microsoft Office
2 2 (1.12%) MS Visio
3 1 (0.56%) Acrobat
3 1 (0.56%) Adobe Creative Suite
3 1 (0.56%) Microsoft Excel
3 1 (0.56%) Microsoft PowerPoint
3 1 (0.56%) Photoshop
Business Applications
1 1 (0.56%) Fidessa
Cloud Services
1 81 (45.25%) Azure
2 76 (42.46%) Microsoft 365
3 49 (27.37%) Entra ID
4 38 (21.23%) AWS
5 19 (10.61%) Google Workspace
6 17 (9.50%) OneDrive
7 16 (8.94%) SaaS
8 13 (7.26%) GCP
9 8 (4.47%) Amazon ECS
10 6 (3.35%) GitHub
11 5 (2.79%) Azure Monitor
11 5 (2.79%) Virtual Private Cloud
12 4 (2.23%) Amazon EC2
12 4 (2.23%) Amazon ECR
12 4 (2.23%) Amazon EKS
12 4 (2.23%) Amazon S3
12 4 (2.23%) AWS CloudFormation
12 4 (2.23%) AWS Direct Connect
12 4 (2.23%) dbt
12 4 (2.23%) Pulumi
Communications & Networking
1 82 (45.81%) DNS
2 73 (40.78%) DHCP
3 67 (37.43%) VPN
4 61 (34.08%) WAN
5 54 (30.17%) Firewall
6 47 (26.26%) LAN
7 33 (18.44%) VLAN
8 32 (17.88%) Wi-Fi
9 17 (9.50%) VoIP
9 17 (9.50%) Wireless
10 15 (8.38%) SD-WAN
11 14 (7.82%) BGP
12 11 (6.15%) OSPF
13 8 (4.47%) MPLS
14 6 (3.35%) IPsec
14 6 (3.35%) Network Security
15 5 (2.79%) Fibre Channel
16 4 (2.23%) Cisco IOS
16 4 (2.23%) Cisco Nexus
17 3 (1.68%) Cisco ISE
Database & Business Intelligence
1 8 (4.47%) Amazon RDS
2 7 (3.91%) PostgreSQL
2 7 (3.91%) SQL Server
3 6 (3.35%) MySQL
4 4 (2.23%) Elasticsearch
4 4 (2.23%) Redis
5 3 (1.68%) MongoDB
6 2 (1.12%) Data Lake
6 2 (1.12%) Metadata
7 1 (0.56%) Azure SQL Database
7 1 (0.56%) DynamoDB
7 1 (0.56%) Power BI
7 1 (0.56%) SAP HANA
7 1 (0.56%) Sybase ASE
Development Applications
1 11 (6.15%) JIRA
2 8 (4.47%) Git
3 3 (1.68%) Jenkins
4 2 (1.12%) GitLab
4 2 (1.12%) Jaeger
4 2 (1.12%) MLflow
4 2 (1.12%) Snyk
4 2 (1.12%) Sonatype Nexus
General
1 82 (45.81%) Social Skills
2 68 (37.99%) Finance
3 30 (16.76%) Banking
4 18 (10.06%) Investment Banking
5 15 (8.38%) Analytical Skills
5 15 (8.38%) Legal
6 9 (5.03%) Law
7 8 (4.47%) Manufacturing
8 7 (3.91%) Inclusion and Diversity
9 5 (2.79%) Front Office
10 4 (2.23%) Billing
10 4 (2.23%) Marketing
10 4 (2.23%) Retail
10 4 (2.23%) Wholesale Banking
11 3 (1.68%) Back Office
11 3 (1.68%) Financial Institution
11 3 (1.68%) Organisational Skills
11 3 (1.68%) Telecoms
12 2 (1.12%) Electronics
12 2 (1.12%) Games
Job Titles
1 42 (23.46%) Support Engineer
2 38 (21.23%) IT Support
3 32 (17.88%) IT Engineer
4 31 (17.32%) Developer
5 27 (15.08%) IT Support Engineer
6 23 (12.85%) C++ Developer
6 23 (12.85%) Infrastructure Engineer
6 23 (12.85%) Linux Scripter
6 23 (12.85%) Senior
7 18 (10.06%) Investment Banking C++ Developer
7 18 (10.06%) Linux Developer
7 18 (10.06%) Low Latency C++ Developer
8 16 (8.94%) Analyst
9 15 (8.38%) 2nd Line Support
10 14 (7.82%) 2nd Line Engineer
11 12 (6.70%) 2nd Line Support Engineer
11 12 (6.70%) Network Engineer
11 12 (6.70%) Support Analyst
11 12 (6.70%) Windows Engineer
12 11 (6.15%) Network Support
Libraries, Frameworks & Software Standards
1 6 (3.35%) FIX Protocol
2 4 (2.23%) Django
2 4 (2.23%) Sass
2 4 (2.23%) ZeroMQ
3 3 (1.68%) .NET
3 3 (1.68%) LDAP
3 3 (1.68%) RESTful
4 2 (1.12%) FastAPI
4 2 (1.12%) Kafka
4 2 (1.12%) Keycloak
4 2 (1.12%) OAuth
4 2 (1.12%) OAuth2
4 2 (1.12%) WebRTC
5 1 (0.56%) AWS CDK
5 1 (0.56%) Elastic Stack
5 1 (0.56%) MFC
5 1 (0.56%) REST
5 1 (0.56%) WebSockets
Miscellaneous
1 25 (13.97%) Onboarding
2 20 (11.17%) FPGA
3 12 (6.70%) Enterprise Software
4 11 (6.15%) Video Conferencing
5 9 (5.03%) Cloud Native
5 9 (5.03%) Hedge funds
5 9 (5.03%) iPhone
6 8 (4.47%) CCTV
6 8 (4.47%) Distributed Systems
6 8 (4.47%) Hybrid Cloud
7 7 (3.91%) Management Information System
8 6 (3.35%) Analytical Mindset
8 6 (3.35%) Data Centre
8 6 (3.35%) iPad
8 6 (3.35%) Mobile App
8 6 (3.35%) Self-Motivation
9 5 (2.79%) Algorithms
9 5 (2.79%) Greenfield Project
9 5 (2.79%) Linux Command Line
10 4 (2.23%) Security Posture
Operating Systems
1 95 (53.07%) Windows
2 69 (38.55%) Linux
3 52 (29.05%) Windows Server
4 32 (17.88%) Windows 10
5 23 (12.85%) Mac OS
6 17 (9.50%) Windows Server 2012
7 15 (8.38%) Windows Server 2016
8 14 (7.82%) Unix
8 14 (7.82%) Windows Server 2019
9 12 (6.70%) Apple iOS
10 9 (5.03%) Red Hat Enterprise Linux
11 8 (4.47%) Mac OS X
12 6 (3.35%) VMS
13 4 (2.23%) CentOS
14 3 (1.68%) Android
14 3 (1.68%) Ubuntu
15 2 (1.12%) OpenWrt
15 2 (1.12%) Oracle Linux
16 1 (0.56%) Solaris
16 1 (0.56%) Windows Server 2008
Processes & Methodologies
1 41 (22.91%) Problem-Solving
2 30 (16.76%) Disaster Recovery
2 30 (16.76%) Root Cause Analysis
3 27 (15.08%) Infrastructure Engineering
4 26 (14.53%) Agile
5 25 (13.97%) Customer Service
6 24 (13.41%) Low Latency
7 22 (12.29%) Computer Science
7 22 (12.29%) DevOps
8 21 (11.73%) Cybersecurity
8 21 (11.73%) Infrastructure as Code
9 19 (10.61%) Continuous Improvement
9 19 (10.61%) ITIL
10 18 (10.06%) Incident Response
11 16 (8.94%) CI/CD
12 14 (7.82%) Zero Trust
13 13 (7.26%) Patch Management
13 13 (7.26%) Problem Management
14 12 (6.70%) SIEM
14 12 (6.70%) Task Automation
Programming Languages
1 43 (24.02%) Python
2 30 (16.76%) C++
3 29 (16.20%) Java
3 29 (16.20%) PowerShell
4 24 (13.41%) C
5 12 (6.70%) SQL
6 9 (5.03%) Bash
7 7 (3.91%) C#
8 3 (1.68%) Go
8 3 (1.68%) Shell Script
9 2 (1.12%) Perl
10 1 (0.56%) Korn
10 1 (0.56%) TypeScript
10 1 (0.56%) VB.NET
Qualifications
1 36 (20.11%) Degree
2 14 (7.82%) Cisco Certification
3 13 (7.26%) Microsoft Certification
4 10 (5.59%) Azure Certification
4 10 (5.59%) Network+ Certification
4 10 (5.59%) Security Cleared
5 9 (5.03%) CCNA
5 9 (5.03%) Computer Science Degree
6 8 (4.47%) A+ Certification
7 7 (3.91%) SC Cleared
8 6 (3.35%) CCNP
9 5 (2.79%) AWS Certification
9 5 (2.79%) GIAC
9 5 (2.79%) MCP
9 5 (2.79%) MCSA
9 5 (2.79%) MCSE
10 4 (2.23%) Master's Degree
11 3 (1.68%) CCIE
11 3 (1.68%) DV Cleared
11 3 (1.68%) SANS
Quality Assurance & Compliance
1 17 (9.50%) ISO/IEC 27001
2 11 (6.15%) GDPR
3 6 (3.35%) SOC 2
4 5 (2.79%) SLA
5 4 (2.23%) PCI DSS
6 3 (1.68%) NIST
7 2 (1.12%) Cyber Essentials
7 2 (1.12%) PMO
8 1 (0.56%) Cyber Essentials PLUS
8 1 (0.56%) NIST 800
System Software
1 69 (38.55%) Active Directory
2 34 (18.99%) VMware Infrastructure
3 19 (10.61%) Hyper-V
4 7 (3.91%) Docker
4 7 (3.91%) NFS
5 6 (3.35%) vSphere
6 4 (2.23%) BitLocker
6 4 (2.23%) Virtual Machines
7 2 (1.12%) KVM
8 1 (0.56%) Firmware
8 1 (0.56%) pfSense
8 1 (0.56%) VMware ESXi
Systems Management
1 41 (22.91%) Microsoft Intune
2 20 (11.17%) Terraform
3 16 (8.94%) Active Directory Federation Services
4 15 (8.38%) Ansible
5 9 (5.03%) Kubernetes
5 9 (5.03%) Single Sign-On
6 5 (2.79%) Nagios
6 5 (2.79%) SCCM
7 4 (2.23%) Autotask
8 3 (1.68%) Grafana
8 3 (1.68%) Jamf Pro
8 3 (1.68%) Prometheus
9 2 (1.12%) Argo
9 2 (1.12%) AWS Copilot
9 2 (1.12%) Red Hat Satellite
9 2 (1.12%) Red Hat Spacewalk
10 1 (0.56%) Computer Emergency Response Teams
10 1 (0.56%) Computer Incident Response Team
10 1 (0.56%) Dell DRAC
10 1 (0.56%) vCenter Server
Vendors
1 92 (51.40%) Microsoft
2 34 (18.99%) VMware
3 28 (15.64%) Cisco
4 23 (12.85%) Google
5 14 (7.82%) Red Hat
6 12 (6.70%) Bloomberg
6 12 (6.70%) Fortinet
6 12 (6.70%) Reuters
7 8 (4.47%) Apple
7 8 (4.47%) Juniper
7 8 (4.47%) Palo Alto
8 7 (3.91%) Arista
9 6 (3.35%) CheckPoint
9 6 (3.35%) Dell
9 6 (3.35%) Pure Storage
9 6 (3.35%) Symantec
10 5 (2.79%) Commvault
10 5 (2.79%) Okta
10 5 (2.79%) Qualys
10 5 (2.79%) Zscaler