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

6 months to
23 Jan 2026
Same period 2025 Same period 2024
Rank 212 232 214
Rank change year-on-year +20 -18 +46
Permanent jobs citing TCP/IP 182 206 287
As % of all permanent jobs in London 1.25% 1.33% 1.46%
As % of the Communications & Networking category 10.24% 10.34% 11.54%
Number of salaries quoted 117 118 263
10th Percentile £27,450 £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 £79,375 £75,000
90th Percentile £88,500 £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 1,778 1,993 2,487
As % of all permanent jobs advertised in London 12.21% 12.83% 12.66%
Number of salaries quoted 934 1,112 1,942
10th Percentile £28,697 £36,864 £33,500
25th Percentile £37,500 £50,000 £46,813
Median annual salary (50th Percentile) £60,000 £67,500 £65,000
Median % change year-on-year -11.11% +3.85% +4.00%
75th Percentile £87,438 £85,000 £81,250
90th Percentile £107,500 £104,750 £97,500
England median annual salary £40,000 £55,000 £50,000
% change year-on-year -27.27% +10.00% -3.85%

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 23 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 23 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 +19 34 £55,000 +7.32% 11
South London +38 8 £46,000 -8.46% 10
East London -10 3 £34,000 - 1
West London 0 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 (26.92%) Microsoft Exchange
2 30 (16.48%) SharePoint
3 4 (2.20%) nginx
4 2 (1.10%) Apache
4 2 (1.10%) Apache Airflow
4 2 (1.10%) IIS
5 1 (0.55%) Confluence
Applications
1 9 (4.95%) Microsoft Office
2 2 (1.10%) 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 1 (0.55%) Fidessa
Cloud Services
1 86 (47.25%) Azure
2 79 (43.41%) Microsoft 365
3 51 (28.02%) Entra ID
4 40 (21.98%) AWS
5 20 (10.99%) Google Workspace
6 17 (9.34%) OneDrive
7 16 (8.79%) SaaS
8 13 (7.14%) GCP
9 9 (4.95%) Amazon ECS
10 6 (3.30%) GitHub
10 6 (3.30%) Virtual Private Cloud
11 5 (2.75%) Amazon EC2
11 5 (2.75%) Amazon EKS
11 5 (2.75%) Amazon S3
11 5 (2.75%) AWS Direct Connect
11 5 (2.75%) Azure Monitor
12 4 (2.20%) Amazon ECR
12 4 (2.20%) dbt
12 4 (2.20%) Pulumi
12 4 (2.20%) Route 53
Communications & Networking
1 85 (46.70%) DNS
2 78 (42.86%) DHCP
3 68 (37.36%) VPN
4 60 (32.97%) WAN
5 53 (29.12%) Firewall
6 47 (25.82%) LAN
7 34 (18.68%) VLAN
8 33 (18.13%) Wi-Fi
9 17 (9.34%) VoIP
9 17 (9.34%) Wireless
10 15 (8.24%) SD-WAN
11 14 (7.69%) BGP
12 10 (5.49%) OSPF
13 8 (4.40%) MPLS
14 6 (3.30%) IPsec
14 6 (3.30%) Network Security
15 5 (2.75%) Fibre Channel
16 4 (2.20%) Cisco IOS
16 4 (2.20%) Cisco Nexus
17 3 (1.65%) SAN
Database & Business Intelligence
1 9 (4.95%) Amazon RDS
2 7 (3.85%) PostgreSQL
2 7 (3.85%) SQL Server
3 5 (2.75%) MySQL
4 4 (2.20%) Elasticsearch
4 4 (2.20%) Redis
5 3 (1.65%) MongoDB
6 2 (1.10%) Data Lake
6 2 (1.10%) Metadata
7 1 (0.55%) Azure SQL Database
7 1 (0.55%) DynamoDB
7 1 (0.55%) Power BI
7 1 (0.55%) SAP HANA
7 1 (0.55%) Sybase ASE
Development Applications
1 11 (6.04%) JIRA
2 9 (4.95%) Git
3 3 (1.65%) Jenkins
4 2 (1.10%) GitLab
4 2 (1.10%) Jaeger
4 2 (1.10%) MLflow
4 2 (1.10%) Snyk
4 2 (1.10%) Sonatype Nexus
General
1 86 (47.25%) Social Skills
2 67 (36.81%) Finance
3 30 (16.48%) Banking
4 17 (9.34%) Investment Banking
5 15 (8.24%) Analytical Skills
6 14 (7.69%) Legal
7 10 (5.49%) Law
8 8 (4.40%) Inclusion and Diversity
8 8 (4.40%) Manufacturing
9 5 (2.75%) Front Office
9 5 (2.75%) Retail
10 4 (2.20%) Back Office
10 4 (2.20%) Billing
10 4 (2.20%) Financial Institution
10 4 (2.20%) Marketing
10 4 (2.20%) Organisational Skills
10 4 (2.20%) Wholesale Banking
11 3 (1.65%) Telecoms
12 2 (1.10%) Electronics
12 2 (1.10%) Games
Job Titles
1 42 (23.08%) Support Engineer
2 39 (21.43%) IT Support
3 32 (17.58%) IT Engineer
4 30 (16.48%) Developer
5 27 (14.84%) IT Support Engineer
6 26 (14.29%) Senior
7 24 (13.19%) Infrastructure Engineer
8 22 (12.09%) C++ Developer
8 22 (12.09%) Linux Scripter
9 17 (9.34%) Analyst
9 17 (9.34%) Investment Banking C++ Developer
9 17 (9.34%) Linux Developer
9 17 (9.34%) Low Latency C++ Developer
10 15 (8.24%) 2nd Line Engineer
10 15 (8.24%) 2nd Line Support
11 13 (7.14%) 2nd Line Support Engineer
12 12 (6.59%) Network Engineer
12 12 (6.59%) Network Support
12 12 (6.59%) Support Analyst
13 11 (6.04%) Windows Engineer
Libraries, Frameworks & Software Standards
1 6 (3.30%) FIX Protocol
2 4 (2.20%) Django
2 4 (2.20%) RESTful
2 4 (2.20%) Sass
2 4 (2.20%) ZeroMQ
3 3 (1.65%) .NET
3 3 (1.65%) LDAP
4 2 (1.10%) FastAPI
4 2 (1.10%) Kafka
4 2 (1.10%) Keycloak
4 2 (1.10%) OAuth
4 2 (1.10%) OAuth2
4 2 (1.10%) WebRTC
5 1 (0.55%) AWS CDK
5 1 (0.55%) Elastic Stack
5 1 (0.55%) MFC
5 1 (0.55%) REST
5 1 (0.55%) WebSockets
Miscellaneous
1 25 (13.74%) Onboarding
2 19 (10.44%) FPGA
3 12 (6.59%) Video Conferencing
4 11 (6.04%) Enterprise Software
5 10 (5.49%) Cloud Native
6 9 (4.95%) Distributed Systems
6 9 (4.95%) iPhone
7 8 (4.40%) CCTV
7 8 (4.40%) Hedge funds
8 7 (3.85%) Hybrid Cloud
8 7 (3.85%) Management Information System
9 6 (3.30%) Analytical Mindset
9 6 (3.30%) Data Centre
9 6 (3.30%) iPad
9 6 (3.30%) Mobile App
9 6 (3.30%) Self-Motivation
10 5 (2.75%) Algorithms
10 5 (2.75%) Greenfield Project
10 5 (2.75%) Linux Command Line
11 4 (2.20%) IoT
Operating Systems
1 99 (54.40%) Windows
2 68 (37.36%) Linux
3 55 (30.22%) Windows Server
4 36 (19.78%) Windows 10
5 24 (13.19%) Mac OS
6 17 (9.34%) Windows Server 2012
6 17 (9.34%) Windows Server 2016
7 16 (8.79%) Windows Server 2019
8 14 (7.69%) Unix
9 13 (7.14%) Apple iOS
10 10 (5.49%) Red Hat Enterprise Linux
11 8 (4.40%) Mac OS X
12 6 (3.30%) VMS
13 5 (2.75%) CentOS
14 4 (2.20%) Android
15 3 (1.65%) Ubuntu
16 2 (1.10%) OpenWrt
16 2 (1.10%) Oracle Linux
17 1 (0.55%) CoreOS
17 1 (0.55%) Windows Server 2008
Processes & Methodologies
1 45 (24.73%) Problem-Solving
2 31 (17.03%) Disaster Recovery
2 31 (17.03%) Root Cause Analysis
3 28 (15.38%) Customer Service
4 27 (14.84%) Infrastructure Engineering
5 24 (13.19%) Agile
6 22 (12.09%) Computer Science
6 22 (12.09%) DevOps
6 22 (12.09%) Infrastructure as Code
6 22 (12.09%) Low Latency
7 21 (11.54%) Cybersecurity
8 20 (10.99%) Continuous Improvement
8 20 (10.99%) ITIL
9 18 (9.89%) Incident Response
10 17 (9.34%) CI/CD
11 15 (8.24%) Patch Management
12 14 (7.69%) Zero Trust
13 13 (7.14%) Identity Access Management
13 13 (7.14%) Problem Management
14 12 (6.59%) SIEM
Programming Languages
1 44 (24.18%) Python
2 29 (15.93%) C++
2 29 (15.93%) Java
2 29 (15.93%) PowerShell
3 23 (12.64%) C
4 11 (6.04%) SQL
5 9 (4.95%) Bash
6 7 (3.85%) C#
7 4 (2.20%) Go
8 3 (1.65%) Shell Script
9 2 (1.10%) Perl
10 1 (0.55%) Korn
10 1 (0.55%) TypeScript
10 1 (0.55%) VB.NET
Qualifications
1 35 (19.23%) Degree
2 14 (7.69%) Cisco Certification
3 13 (7.14%) Microsoft Certification
4 11 (6.04%) Network+ Certification
5 10 (5.49%) Security Cleared
6 9 (4.95%) Azure Certification
6 9 (4.95%) CCNA
6 9 (4.95%) Computer Science Degree
7 8 (4.40%) A+ Certification
8 7 (3.85%) SC Cleared
9 6 (3.30%) CCNP
10 5 (2.75%) GIAC
10 5 (2.75%) MCP
10 5 (2.75%) MCSA
10 5 (2.75%) MCSE
11 4 (2.20%) AWS Certification
11 4 (2.20%) Master's Degree
12 3 (1.65%) CCIE
12 3 (1.65%) DV Cleared
12 3 (1.65%) SANS
Quality Assurance & Compliance
1 17 (9.34%) ISO/IEC 27001
2 11 (6.04%) GDPR
3 7 (3.85%) SOC 2
4 5 (2.75%) PCI DSS
4 5 (2.75%) SLA
5 3 (1.65%) NIST
6 2 (1.10%) Cyber Essentials
6 2 (1.10%) PMO
7 1 (0.55%) Cyber Essentials PLUS
7 1 (0.55%) NIST 800
System Software
1 73 (40.11%) Active Directory
2 33 (18.13%) VMware Infrastructure
3 20 (10.99%) Hyper-V
4 7 (3.85%) Docker
4 7 (3.85%) NFS
5 6 (3.30%) vSphere
6 4 (2.20%) BitLocker
6 4 (2.20%) Virtual Machines
7 2 (1.10%) KVM
8 1 (0.55%) Firmware
8 1 (0.55%) pfSense
8 1 (0.55%) VMware ESXi
Systems Management
1 45 (24.73%) Microsoft Intune
2 21 (11.54%) Terraform
3 16 (8.79%) Active Directory Federation Services
4 15 (8.24%) Ansible
5 9 (4.95%) Kubernetes
6 8 (4.40%) Single Sign-On
7 5 (2.75%) Nagios
7 5 (2.75%) SCCM
8 3 (1.65%) Grafana
8 3 (1.65%) Jamf Pro
8 3 (1.65%) Prometheus
9 2 (1.10%) Argo
9 2 (1.10%) Autotask
9 2 (1.10%) AWS Copilot
9 2 (1.10%) Red Hat Satellite
9 2 (1.10%) Red Hat Spacewalk
10 1 (0.55%) Dell DRAC
10 1 (0.55%) Progress Chef
10 1 (0.55%) Puppet
10 1 (0.55%) ZABBIX
Vendors
1 95 (52.20%) Microsoft
2 33 (18.13%) VMware
3 28 (15.38%) Cisco
4 24 (13.19%) Google
5 15 (8.24%) Red Hat
6 12 (6.59%) Fortinet
7 11 (6.04%) Bloomberg
7 11 (6.04%) Reuters
8 8 (4.40%) Apple
8 8 (4.40%) Juniper
8 8 (4.40%) Palo Alto
9 7 (3.85%) Arista
10 6 (3.30%) CheckPoint
10 6 (3.30%) Dell
10 6 (3.30%) Pure Storage
10 6 (3.30%) Symantec
11 5 (2.75%) Commvault
11 5 (2.75%) Okta
11 5 (2.75%) Qualys
11 5 (2.75%) Zscaler