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

6 months to
2 Jan 2026
Same period 2025 Same period 2024
Rank 209 244 237
Rank change year-on-year +35 -7 +34
Permanent jobs citing TCP/IP 183 197 231
As % of all permanent jobs in London 1.33% 1.25% 1.30%
As % of the Communications & Networking category 10.70% 9.82% 10.30%
Number of salaries quoted 118 112 214
10th Percentile £27,525 £33,200 £33,000
25th Percentile £33,438 £40,000 £40,000
Median annual salary (50th Percentile) £46,000 £55,000 £63,264
Median % change year-on-year -16.36% -13.06% +12.97%
75th Percentile £78,750 £80,938 £77,500
90th Percentile £88,250 £90,000 £91,750
England median annual salary £37,500 £50,000 £45,075
% change year-on-year -25.00% +10.93% +0.17%

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 1,711 2,006 2,243
As % of all permanent jobs advertised in London 12.45% 12.77% 12.61%
Number of salaries quoted 915 1,121 1,770
10th Percentile £28,697 £37,000 £35,000
25th Percentile £36,750 £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 £87,375 £85,000 £82,500
90th Percentile £107,500 £100,000 £100,000
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 2 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 2 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 +27 34 £56,250 +17.21% 9
South London +34 8 £46,000 -8.46% 4
East London -8 7 £34,000 - 4
West London +1 1 £32,500 -18.75% 1
North London - 1 £32,500 -
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 47 (25.68%) Microsoft Exchange
2 29 (15.85%) SharePoint
3 4 (2.19%) nginx
4 3 (1.64%) IIS
5 2 (1.09%) Apache
5 2 (1.09%) Apache Airflow
5 2 (1.09%) Confluence
Applications
1 8 (4.37%) Microsoft Office
2 2 (1.09%) MS Visio
3 1 (0.55%) Acrobat
3 1 (0.55%) Adobe Creative Suite
3 1 (0.55%) Microsoft Excel
3 1 (0.55%) Microsoft PowerPoint
3 1 (0.55%) Photoshop
Business Applications
1 2 (1.09%) Fidessa
Cloud Services
1 80 (43.72%) Azure
1 80 (43.72%) Microsoft 365
2 51 (27.87%) Entra ID
3 39 (21.31%) AWS
4 20 (10.93%) Google Workspace
5 18 (9.84%) SaaS
6 14 (7.65%) OneDrive
7 12 (6.56%) GCP
8 8 (4.37%) Amazon ECS
8 8 (4.37%) GitHub
9 5 (2.73%) Azure Monitor
9 5 (2.73%) Virtual Private Cloud
10 4 (2.19%) Amazon EC2
10 4 (2.19%) Amazon ECR
10 4 (2.19%) Amazon EKS
10 4 (2.19%) Amazon S3
10 4 (2.19%) AWS CloudFormation
10 4 (2.19%) AWS Direct Connect
10 4 (2.19%) dbt
10 4 (2.19%) Pulumi
Communications & Networking
1 90 (49.18%) DNS
2 78 (42.62%) DHCP
3 65 (35.52%) VPN
4 64 (34.97%) WAN
5 59 (32.24%) Firewall
6 52 (28.42%) LAN
7 35 (19.13%) VLAN
8 31 (16.94%) Wi-Fi
9 19 (10.38%) VoIP
10 17 (9.29%) Wireless
11 15 (8.20%) BGP
12 12 (6.56%) OSPF
13 11 (6.01%) SD-WAN
14 8 (4.37%) MPLS
15 7 (3.83%) IPsec
16 6 (3.28%) Fibre Channel
16 6 (3.28%) Network Security
17 4 (2.19%) Cisco ASA
17 4 (2.19%) Cisco IOS
17 4 (2.19%) Cisco Nexus
Database & Business Intelligence
1 8 (4.37%) Amazon RDS
2 7 (3.83%) MySQL
2 7 (3.83%) SQL Server
3 6 (3.28%) PostgreSQL
4 4 (2.19%) Elasticsearch
4 4 (2.19%) Redis
5 2 (1.09%) Data Lake
5 2 (1.09%) Metadata
5 2 (1.09%) MongoDB
6 1 (0.55%) DynamoDB
6 1 (0.55%) Oracle Exadata
6 1 (0.55%) Power BI
Development Applications
1 12 (6.56%) JIRA
2 10 (5.46%) Git
3 3 (1.64%) Jenkins
4 2 (1.09%) GitLab
4 2 (1.09%) Jaeger
4 2 (1.09%) MLflow
4 2 (1.09%) Snyk
4 2 (1.09%) Sonatype Nexus
General
1 87 (47.54%) Social Skills
2 72 (39.34%) Finance
3 32 (17.49%) Banking
4 19 (10.38%) Investment Banking
5 18 (9.84%) Legal
6 14 (7.65%) Analytical Skills
7 9 (4.92%) Law
8 8 (4.37%) Manufacturing
9 7 (3.83%) Inclusion and Diversity
10 4 (2.19%) Billing
10 4 (2.19%) Front Office
10 4 (2.19%) Marketing
10 4 (2.19%) Retail
10 4 (2.19%) Wholesale Banking
11 3 (1.64%) Back Office
11 3 (1.64%) Financial Institution
11 3 (1.64%) Organisational Skills
11 3 (1.64%) Telecoms
12 2 (1.09%) Agriculture
12 2 (1.09%) Presentation Skills
Job Titles
1 43 (23.50%) Support Engineer
2 36 (19.67%) IT Support
3 32 (17.49%) IT Engineer
4 28 (15.30%) Developer
5 27 (14.75%) IT Support Engineer
6 25 (13.66%) Linux Scripter
7 22 (12.02%) Senior
8 21 (11.48%) C++ Developer
8 21 (11.48%) Infrastructure Engineer
9 19 (10.38%) Analyst
9 19 (10.38%) Investment Banking C++ Developer
9 19 (10.38%) Linux Developer
9 19 (10.38%) Low Latency C++ Developer
10 17 (9.29%) 2nd Line Support
11 15 (8.20%) Support Analyst
11 15 (8.20%) Windows Engineer
12 14 (7.65%) 2nd Line Engineer
13 12 (6.56%) 2nd Line Support Engineer
13 12 (6.56%) Systems Engineer
14 11 (6.01%) Network Engineer
Libraries, Frameworks & Software Standards
1 6 (3.28%) FIX Protocol
2 4 (2.19%) .NET
2 4 (2.19%) Django
2 4 (2.19%) LDAP
3 3 (1.64%) RESTful
3 3 (1.64%) Sass
3 3 (1.64%) ZeroMQ
4 2 (1.09%) FastAPI
4 2 (1.09%) Kafka
4 2 (1.09%) Keycloak
4 2 (1.09%) OAuth
4 2 (1.09%) OAuth2
4 2 (1.09%) WebRTC
5 1 (0.55%) AWS CDK
5 1 (0.55%) Elastic Stack
5 1 (0.55%) MFC
5 1 (0.55%) WebSockets
Miscellaneous
1 27 (14.75%) Onboarding
2 21 (11.48%) FPGA
3 15 (8.20%) Enterprise Software
4 12 (6.56%) Hedge funds
4 12 (6.56%) Video Conferencing
5 11 (6.01%) Hybrid Cloud
5 11 (6.01%) iPhone
6 9 (4.92%) Cloud Native
7 8 (4.37%) CCTV
7 8 (4.37%) Distributed Systems
7 8 (4.37%) iPad
7 8 (4.37%) Management Information System
8 6 (3.28%) Data Centre
8 6 (3.28%) Mobile App
8 6 (3.28%) Self-Motivation
9 5 (2.73%) Analytical Mindset
9 5 (2.73%) Linux Command Line
9 5 (2.73%) Social Media
10 4 (2.19%) Algorithms
10 4 (2.19%) Security Posture
Operating Systems
1 99 (54.10%) Windows
2 70 (38.25%) Linux
3 55 (30.05%) Windows Server
4 32 (17.49%) Windows 10
5 26 (14.21%) Mac OS
6 20 (10.93%) Windows Server 2012
7 16 (8.74%) Unix
7 16 (8.74%) Windows Server 2016
7 16 (8.74%) Windows Server 2019
8 10 (5.46%) Red Hat Enterprise Linux
9 9 (4.92%) Apple iOS
10 8 (4.37%) Mac OS X
11 6 (3.28%) VMS
12 5 (2.73%) Android
13 4 (2.19%) CentOS
13 4 (2.19%) Ubuntu
14 3 (1.64%) Solaris
15 2 (1.09%) OpenWrt
15 2 (1.09%) Oracle Linux
15 2 (1.09%) Windows 7
Processes & Methodologies
1 39 (21.31%) Problem-Solving
2 28 (15.30%) Infrastructure Engineering
2 28 (15.30%) Root Cause Analysis
3 27 (14.75%) Agile
3 27 (14.75%) Disaster Recovery
4 26 (14.21%) Low Latency
5 24 (13.11%) DevOps
5 24 (13.11%) Infrastructure as Code
6 23 (12.57%) Customer Service
6 23 (12.57%) ITIL
7 20 (10.93%) Cybersecurity
8 19 (10.38%) Continuous Improvement
9 18 (9.84%) Computer Science
9 18 (9.84%) Incident Response
10 16 (8.74%) CI/CD
10 16 (8.74%) Patch Management
11 15 (8.20%) Task Automation
12 13 (7.10%) Collaborative Working
12 13 (7.10%) Zero Trust
13 12 (6.56%) Systems Engineering
Programming Languages
1 45 (24.59%) Python
2 33 (18.03%) PowerShell
3 30 (16.39%) Java
4 27 (14.75%) C++
5 24 (13.11%) C
6 13 (7.10%) SQL
7 10 (5.46%) Bash
8 7 (3.83%) C#
9 3 (1.64%) Go
9 3 (1.64%) Perl
9 3 (1.64%) Shell Script
10 2 (1.09%) VB.NET
11 1 (0.55%) Bourne shell
11 1 (0.55%) C-shell
11 1 (0.55%) TypeScript
Qualifications
1 35 (19.13%) Degree
2 15 (8.20%) Microsoft Certification
3 14 (7.65%) Cisco Certification
4 12 (6.56%) Azure Certification
5 11 (6.01%) Security Cleared
6 9 (4.92%) Network+ Certification
7 8 (4.37%) A+ Certification
7 8 (4.37%) CCNA
7 8 (4.37%) Computer Science Degree
7 8 (4.37%) SC Cleared
8 7 (3.83%) AWS Certification
8 7 (3.83%) MCSA
9 6 (3.28%) CCNP
9 6 (3.28%) MCP
9 6 (3.28%) MCSE
10 5 (2.73%) GIAC
11 3 (1.64%) CCIE
11 3 (1.64%) DV Cleared
11 3 (1.64%) Master's Degree
11 3 (1.64%) SANS
Quality Assurance & Compliance
1 17 (9.29%) ISO/IEC 27001
2 10 (5.46%) GDPR
3 7 (3.83%) SLA
4 6 (3.28%) SOC 2
5 4 (2.19%) Cyber Essentials
5 4 (2.19%) PCI DSS
6 3 (1.64%) NIST
7 2 (1.09%) PMO
8 1 (0.55%) Cyber Essentials PLUS
8 1 (0.55%) NIST 800
System Software
1 76 (41.53%) Active Directory
2 37 (20.22%) VMware Infrastructure
3 21 (11.48%) Hyper-V
4 9 (4.92%) vSphere
5 8 (4.37%) NFS
6 7 (3.83%) Docker
7 5 (2.73%) Virtual Machines
8 4 (2.19%) BitLocker
9 2 (1.09%) KVM
9 2 (1.09%) pfSense
9 2 (1.09%) VMware ESXi
10 1 (0.55%) Firmware
Systems Management
1 38 (20.77%) Microsoft Intune
2 23 (12.57%) Terraform
3 19 (10.38%) Active Directory Federation Services
4 17 (9.29%) Ansible
5 12 (6.56%) Single Sign-On
6 10 (5.46%) Kubernetes
7 6 (3.28%) Autotask
8 5 (2.73%) Nagios
8 5 (2.73%) SCCM
9 3 (1.64%) Grafana
9 3 (1.64%) Jamf Pro
9 3 (1.64%) Prometheus
10 2 (1.09%) Argo
10 2 (1.09%) AWS Copilot
10 2 (1.09%) Red Hat Satellite
10 2 (1.09%) Red Hat Spacewalk
10 2 (1.09%) vCenter Server
11 1 (0.55%) Dell DRAC
11 1 (0.55%) Progress Chef
11 1 (0.55%) VxRail
Vendors
1 94 (51.37%) Microsoft
2 38 (20.77%) VMware
3 32 (17.49%) Cisco
4 24 (13.11%) Google
5 17 (9.29%) Red Hat
6 16 (8.74%) Bloomberg
6 16 (8.74%) Reuters
7 12 (6.56%) Fortinet
8 8 (4.37%) Apple
8 8 (4.37%) Commvault
8 8 (4.37%) Juniper
8 8 (4.37%) Palo Alto
9 7 (3.83%) Arista
9 7 (3.83%) Pure Storage
10 6 (3.28%) CheckPoint
10 6 (3.28%) Dell
10 6 (3.28%) Symantec
11 5 (2.73%) Datto
11 5 (2.73%) Qualys
11 5 (2.73%) Zscaler