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

6 months to
22 Jan 2026
Same period 2025 Same period 2024
Rank 207 237 217
Rank change year-on-year +30 -20 +40
Permanent jobs citing TCP/IP 180 205 279
As % of all permanent jobs in London 1.24% 1.32% 1.44%
As % of the Communications & Networking category 10.18% 10.27% 11.42%
Number of salaries quoted 116 117 257
10th Percentile £27,375 £33,200 £33,500
25th Percentile £35,000 £40,000 £42,000
Median annual salary (50th Percentile) £46,000 £55,000 £65,000
Median % change year-on-year -16.36% -15.38% +13.04%
75th Percentile £78,750 £77,500 £75,000
90th Percentile £88,750 £90,000 £90,000
England median annual salary £37,500 £47,500 £45,000
% change year-on-year -21.05% +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 1,769 1,997 2,443
As % of all permanent jobs advertised in London 12.19% 12.87% 12.62%
Number of salaries quoted 929 1,114 1,908
10th Percentile £28,697 £36,864 £33,500
25th Percentile £37,375 £50,000 £47,313
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 £81,250
90th Percentile £107,500 £104,250 £97,500
England median annual salary £40,000 £55,000 £50,000
% change year-on-year -27.27% +10.00% -3.91%

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 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 22 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 +15 33 £55,000 +10.00% 10
South London +38 8 £46,000 -8.46% 8
East London -9 3 £34,000 - 1
West London +2 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 49 (27.22%) Microsoft Exchange
2 29 (16.11%) SharePoint
3 4 (2.22%) nginx
4 2 (1.11%) Apache
4 2 (1.11%) Apache Airflow
4 2 (1.11%) IIS
5 1 (0.56%) Confluence
Applications
1 9 (5.00%) Microsoft Office
2 2 (1.11%) 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 85 (47.22%) Azure
2 78 (43.33%) Microsoft 365
3 50 (27.78%) Entra ID
4 39 (21.67%) AWS
5 20 (11.11%) Google Workspace
6 17 (9.44%) OneDrive
7 15 (8.33%) SaaS
8 13 (7.22%) GCP
9 8 (4.44%) Amazon ECS
10 6 (3.33%) GitHub
11 5 (2.78%) Azure Monitor
11 5 (2.78%) Virtual Private Cloud
12 4 (2.22%) Amazon EC2
12 4 (2.22%) Amazon ECR
12 4 (2.22%) Amazon EKS
12 4 (2.22%) Amazon S3
12 4 (2.22%) AWS CloudFormation
12 4 (2.22%) AWS Direct Connect
12 4 (2.22%) dbt
12 4 (2.22%) Pulumi
Communications & Networking
1 84 (46.67%) DNS
2 77 (42.78%) DHCP
3 66 (36.67%) VPN
4 60 (33.33%) WAN
5 53 (29.44%) Firewall
6 47 (26.11%) LAN
7 33 (18.33%) VLAN
8 32 (17.78%) Wi-Fi
9 17 (9.44%) VoIP
9 17 (9.44%) Wireless
10 15 (8.33%) SD-WAN
11 13 (7.22%) BGP
12 10 (5.56%) OSPF
13 8 (4.44%) MPLS
14 6 (3.33%) IPsec
14 6 (3.33%) Network Security
15 5 (2.78%) Fibre Channel
16 4 (2.22%) Cisco IOS
16 4 (2.22%) Cisco Nexus
17 3 (1.67%) Cisco ASA
Database & Business Intelligence
1 8 (4.44%) Amazon RDS
2 7 (3.89%) PostgreSQL
2 7 (3.89%) SQL Server
3 5 (2.78%) MySQL
4 4 (2.22%) Elasticsearch
4 4 (2.22%) Redis
5 3 (1.67%) MongoDB
6 2 (1.11%) Data Lake
6 2 (1.11%) 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 (6.11%) JIRA
2 9 (5.00%) Git
3 3 (1.67%) Jenkins
4 2 (1.11%) GitLab
4 2 (1.11%) Jaeger
4 2 (1.11%) MLflow
4 2 (1.11%) Snyk
4 2 (1.11%) Sonatype Nexus
General
1 84 (46.67%) Social Skills
2 66 (36.67%) Finance
3 29 (16.11%) Banking
4 17 (9.44%) Investment Banking
5 15 (8.33%) Analytical Skills
6 14 (7.78%) Legal
7 9 (5.00%) Law
8 8 (4.44%) Manufacturing
9 7 (3.89%) Inclusion and Diversity
10 5 (2.78%) Front Office
11 4 (2.22%) Billing
11 4 (2.22%) Marketing
11 4 (2.22%) Organisational Skills
11 4 (2.22%) Retail
11 4 (2.22%) Wholesale Banking
12 3 (1.67%) Back Office
12 3 (1.67%) Financial Institution
12 3 (1.67%) Telecoms
13 2 (1.11%) Electronics
13 2 (1.11%) Public Sector
Job Titles
1 42 (23.33%) Support Engineer
2 39 (21.67%) IT Support
3 32 (17.78%) IT Engineer
4 30 (16.67%) Developer
5 27 (15.00%) IT Support Engineer
6 26 (14.44%) Senior
7 23 (12.78%) Infrastructure Engineer
8 22 (12.22%) C++ Developer
8 22 (12.22%) Linux Scripter
9 17 (9.44%) Investment Banking C++ Developer
9 17 (9.44%) Linux Developer
9 17 (9.44%) Low Latency C++ Developer
10 16 (8.89%) Analyst
11 15 (8.33%) 2nd Line Engineer
11 15 (8.33%) 2nd Line Support
12 13 (7.22%) 2nd Line Support Engineer
13 12 (6.67%) Network Engineer
13 12 (6.67%) Network Support
13 12 (6.67%) Support Analyst
14 11 (6.11%) Windows Engineer
Libraries, Frameworks & Software Standards
1 6 (3.33%) FIX Protocol
2 4 (2.22%) Django
2 4 (2.22%) Sass
2 4 (2.22%) ZeroMQ
3 3 (1.67%) .NET
3 3 (1.67%) LDAP
3 3 (1.67%) RESTful
4 2 (1.11%) FastAPI
4 2 (1.11%) Kafka
4 2 (1.11%) Keycloak
4 2 (1.11%) OAuth
4 2 (1.11%) OAuth2
4 2 (1.11%) 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 (13.89%) Onboarding
2 19 (10.56%) FPGA
3 12 (6.67%) Video Conferencing
4 11 (6.11%) Enterprise Software
5 9 (5.00%) Cloud Native
5 9 (5.00%) iPhone
6 8 (4.44%) CCTV
6 8 (4.44%) Distributed Systems
6 8 (4.44%) Hedge funds
7 7 (3.89%) Hybrid Cloud
7 7 (3.89%) Management Information System
8 6 (3.33%) Analytical Mindset
8 6 (3.33%) Data Centre
8 6 (3.33%) iPad
8 6 (3.33%) Mobile App
8 6 (3.33%) Self-Motivation
9 5 (2.78%) Algorithms
9 5 (2.78%) Greenfield Project
9 5 (2.78%) Linux Command Line
10 4 (2.22%) Security Posture
Operating Systems
1 98 (54.44%) Windows
2 68 (37.78%) Linux
3 55 (30.56%) Windows Server
4 36 (20.00%) Windows 10
5 24 (13.33%) Mac OS
6 17 (9.44%) Windows Server 2012
6 17 (9.44%) Windows Server 2016
7 16 (8.89%) Windows Server 2019
8 14 (7.78%) Unix
9 12 (6.67%) Apple iOS
10 10 (5.56%) Red Hat Enterprise Linux
11 8 (4.44%) Mac OS X
12 6 (3.33%) VMS
13 5 (2.78%) CentOS
14 3 (1.67%) Android
14 3 (1.67%) Ubuntu
15 2 (1.11%) OpenWrt
15 2 (1.11%) Oracle Linux
16 1 (0.56%) CoreOS
16 1 (0.56%) Windows Server 2008
Processes & Methodologies
1 44 (24.44%) Problem-Solving
2 31 (17.22%) Root Cause Analysis
3 30 (16.67%) Disaster Recovery
4 28 (15.56%) Customer Service
5 26 (14.44%) Infrastructure Engineering
6 24 (13.33%) Agile
7 22 (12.22%) Computer Science
7 22 (12.22%) DevOps
7 22 (12.22%) Low Latency
8 21 (11.67%) Cybersecurity
8 21 (11.67%) Infrastructure as Code
9 20 (11.11%) ITIL
10 19 (10.56%) Continuous Improvement
11 18 (10.00%) Incident Response
12 16 (8.89%) CI/CD
13 15 (8.33%) Patch Management
14 14 (7.78%) Zero Trust
15 13 (7.22%) Identity Access Management
15 13 (7.22%) Problem Management
16 12 (6.67%) SIEM
Programming Languages
1 43 (23.89%) Python
2 29 (16.11%) C++
2 29 (16.11%) PowerShell
3 28 (15.56%) Java
4 23 (12.78%) C
5 11 (6.11%) SQL
6 9 (5.00%) Bash
7 7 (3.89%) C#
8 3 (1.67%) Go
8 3 (1.67%) Shell Script
9 2 (1.11%) Perl
10 1 (0.56%) Korn
10 1 (0.56%) TypeScript
10 1 (0.56%) VB.NET
Qualifications
1 35 (19.44%) Degree
2 14 (7.78%) Cisco Certification
3 13 (7.22%) Microsoft Certification
4 11 (6.11%) Network+ Certification
5 10 (5.56%) Security Cleared
6 9 (5.00%) Azure Certification
6 9 (5.00%) CCNA
6 9 (5.00%) Computer Science Degree
7 8 (4.44%) A+ Certification
8 7 (3.89%) SC Cleared
9 6 (3.33%) CCNP
10 5 (2.78%) GIAC
10 5 (2.78%) MCP
10 5 (2.78%) MCSA
10 5 (2.78%) MCSE
11 4 (2.22%) AWS Certification
11 4 (2.22%) Master's Degree
12 3 (1.67%) CCIE
12 3 (1.67%) DV Cleared
12 3 (1.67%) SANS
Quality Assurance & Compliance
1 17 (9.44%) ISO/IEC 27001
2 11 (6.11%) GDPR
3 6 (3.33%) SOC 2
4 5 (2.78%) SLA
5 4 (2.22%) PCI DSS
6 3 (1.67%) NIST
7 2 (1.11%) Cyber Essentials
7 2 (1.11%) PMO
8 1 (0.56%) Cyber Essentials PLUS
8 1 (0.56%) NIST 800
System Software
1 72 (40.00%) Active Directory
2 33 (18.33%) VMware Infrastructure
3 20 (11.11%) Hyper-V
4 7 (3.89%) Docker
4 7 (3.89%) NFS
5 6 (3.33%) vSphere
6 4 (2.22%) BitLocker
6 4 (2.22%) Virtual Machines
7 2 (1.11%) KVM
8 1 (0.56%) Firmware
8 1 (0.56%) pfSense
8 1 (0.56%) VMware ESXi
Systems Management
1 44 (24.44%) Microsoft Intune
2 20 (11.11%) Terraform
3 16 (8.89%) Active Directory Federation Services
4 15 (8.33%) Ansible
5 9 (5.00%) Kubernetes
6 8 (4.44%) Single Sign-On
7 5 (2.78%) Nagios
7 5 (2.78%) SCCM
8 3 (1.67%) Grafana
8 3 (1.67%) Jamf Pro
8 3 (1.67%) Prometheus
9 2 (1.11%) Argo
9 2 (1.11%) Autotask
9 2 (1.11%) AWS Copilot
9 2 (1.11%) Red Hat Satellite
9 2 (1.11%) Red Hat Spacewalk
10 1 (0.56%) McAfee ePO
10 1 (0.56%) Progress Chef
10 1 (0.56%) SCVMM
10 1 (0.56%) ZABBIX
Vendors
1 94 (52.22%) Microsoft
2 33 (18.33%) VMware
3 28 (15.56%) Cisco
4 24 (13.33%) Google
5 15 (8.33%) Red Hat
6 12 (6.67%) Fortinet
7 11 (6.11%) Bloomberg
7 11 (6.11%) Reuters
8 8 (4.44%) Apple
8 8 (4.44%) Juniper
8 8 (4.44%) Palo Alto
9 7 (3.89%) Arista
10 6 (3.33%) CheckPoint
10 6 (3.33%) Dell
10 6 (3.33%) Pure Storage
10 6 (3.33%) Symantec
11 5 (2.78%) Commvault
11 5 (2.78%) Okta
11 5 (2.78%) Qualys
11 5 (2.78%) Zscaler