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

6 months to
15 May 2026
Same period 2025 Same period 2024
Rank 229 211 231
Rank change year-on-year -18 +20 +59
Permanent jobs citing TCP/IP 193 191 324
As % of all permanent jobs in London 0.95% 1.54% 1.39%
As % of the Communications & Networking category 10.36% 14.59% 10.10%
Number of salaries quoted 125 132 284
10th Percentile £31,750 £31,600 £35,710
25th Percentile £42,000 £36,251 £43,750
Median annual salary (50th Percentile) £57,500 £51,500 £65,000
Median % change year-on-year +11.65% -20.77% +13.04%
75th Percentile £78,750 £74,258 £75,000
90th Percentile £100,000 £84,875 £88,750
England median annual salary £40,000 £44,000 £42,500
% change year-on-year -9.09% +3.53% -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 1,863 1,309 3,208
As % of all permanent jobs advertised in London 9.13% 10.59% 13.73%
Number of salaries quoted 979 936 2,011
10th Percentile £31,250 £34,000 £32,750
25th Percentile £42,500 £45,594 £42,500
Median annual salary (50th Percentile) £67,500 £65,000 £60,000
Median % change year-on-year +3.85% +8.33% -4.00%
75th Percentile £87,500 £86,250 £77,500
90th Percentile £107,500 £105,000 £95,000
England median annual salary £45,500 £50,000 £47,500
% change year-on-year -9.00% +5.26% -5.00%

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 15 May 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 15 May 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 -22 21 £62,500 +19.05% 11
South London +9 2 £47,500 -5.00% 4
North London - 2 £55,000 - 1
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 48 (24.87%) Microsoft Exchange
2 27 (13.99%) SharePoint
3 4 (2.07%) Confluence
4 1 (0.52%) Apache
4 1 (0.52%) IIS
4 1 (0.52%) nginx
Applications
1 18 (9.33%) Microsoft Office
2 1 (0.52%) Microsoft Project
Business Applications
1 1 (0.52%) Fidessa
Cloud Services
1 89 (46.11%) Azure
2 68 (35.23%) Microsoft 365
3 49 (25.39%) AWS
4 35 (18.13%) Entra ID
5 17 (8.81%) Google Workspace
6 13 (6.74%) OneDrive
7 8 (4.15%) Azure Monitor
7 8 (4.15%) SaaS
8 7 (3.63%) GCP
9 6 (3.11%) Route 53
9 6 (3.11%) Virtual Private Cloud
10 5 (2.59%) AWS Direct Connect
10 5 (2.59%) Cloud Computing
11 4 (2.07%) Amazon ECS
11 4 (2.07%) Azure Sentinel
11 4 (2.07%) GitHub
12 3 (1.55%) Amazon EC2
12 3 (1.55%) Amazon EKS
12 3 (1.55%) Amazon S3
12 3 (1.55%) AWS CloudFormation
Communications & Networking
1 106 (54.92%) DNS
2 83 (43.01%) DHCP
3 61 (31.61%) VPN
4 56 (29.02%) WAN
5 55 (28.50%) Firewall
6 52 (26.94%) LAN
7 28 (14.51%) VLAN
7 28 (14.51%) Wi-Fi
8 20 (10.36%) SD-WAN
9 18 (9.33%) Network Security
10 17 (8.81%) BGP
11 14 (7.25%) HTTP
12 13 (6.74%) VoIP
13 12 (6.22%) OSPF
14 11 (5.70%) Multicast
15 8 (4.15%) HTTPS
15 8 (4.15%) Wireless
16 5 (2.59%) SAN
17 4 (2.07%) SNMP
18 3 (1.55%) NAS
Database & Business Intelligence
1 6 (3.11%) PostgreSQL
1 6 (3.11%) SQL Server
2 4 (2.07%) Amazon RDS
2 4 (2.07%) Relational Database
3 2 (1.04%) Elasticsearch
3 2 (1.04%) NoSQL
4 1 (0.52%) Azure SQL Database
4 1 (0.52%) InfluxDB
4 1 (0.52%) MongoDB
4 1 (0.52%) MySQL
4 1 (0.52%) Power BI
4 1 (0.52%) Redis
4 1 (0.52%) SAP HANA
4 1 (0.52%) Sybase ASE
Development Applications
1 9 (4.66%) Git
2 8 (4.15%) Bitbucket
3 6 (3.11%) JIRA
4 4 (2.07%) GitLab
4 4 (2.07%) Metasploit
5 2 (1.04%) Rational Rhapsody
General
1 84 (43.52%) Social Skills
2 81 (41.97%) Finance
3 39 (20.21%) Banking
4 27 (13.99%) Analytical Skills
5 19 (9.84%) Law
6 18 (9.33%) Investment Banking
7 14 (7.25%) Telecoms
8 8 (4.15%) Organisational Skills
8 8 (4.15%) Retail
9 7 (3.63%) Inclusion and Diversity
10 3 (1.55%) Back Office
10 3 (1.55%) Financial Institution
10 3 (1.55%) Front Office
10 3 (1.55%) Legal
10 3 (1.55%) Presentation Skills
11 2 (1.04%) Corporate Banking
11 2 (1.04%) Documentation Skills
11 2 (1.04%) Public Sector
12 1 (0.52%) Manufacturing
12 1 (0.52%) Marketing
Job Titles
1 36 (18.65%) Support Engineer
2 34 (17.62%) IT Support
3 28 (14.51%) Senior
4 27 (13.99%) Developer
5 25 (12.95%) Analyst
6 23 (11.92%) C++ Developer
7 21 (10.88%) 2nd Line Engineer
7 21 (10.88%) Infrastructure Engineer
8 20 (10.36%) 2nd Line Support
8 20 (10.36%) 2nd Line Support Engineer
8 20 (10.36%) IT Engineer
8 20 (10.36%) IT Support Engineer
9 18 (9.33%) Investment Banking C++ Developer
9 18 (9.33%) Linux Developer
9 18 (9.33%) Linux Scripter
9 18 (9.33%) Low Latency C++ Developer
9 18 (9.33%) Network Engineer
10 14 (7.25%) Senior Infrastructure Engineer
11 10 (5.18%) Linux Administrator
11 10 (5.18%) Linux Systems Administrator
Libraries, Frameworks & Software Standards
1 9 (4.66%) WebSockets
2 5 (2.59%) RESTful
3 4 (2.07%) ADO
3 4 (2.07%) ARM Templates
4 3 (1.55%) FIX Protocol
4 3 (1.55%) gRPC
5 2 (1.04%) 802.1X
5 2 (1.04%) GraphQL
5 2 (1.04%) JWT
5 2 (1.04%) LDAP
5 2 (1.04%) Middleware
5 2 (1.04%) Next.js
5 2 (1.04%) OAuth
5 2 (1.04%) React
5 2 (1.04%) Sass
5 2 (1.04%) ZeroMQ
6 1 (0.52%) .NET
6 1 (0.52%) Django
6 1 (0.52%) Kafka
6 1 (0.52%) OpenTelemetry
Miscellaneous
1 19 (9.84%) FPGA
2 18 (9.33%) Data Centre
3 13 (6.74%) Cyber Threat
3 13 (6.74%) Onboarding
4 10 (5.18%) Management Information System
4 10 (5.18%) MPEG
4 10 (5.18%) Video Conferencing
5 8 (4.15%) Cloud Native
5 8 (4.15%) Security Posture
6 7 (3.63%) iPhone
7 5 (2.59%) Digital Signage
7 5 (2.59%) Distributed Systems
7 5 (2.59%) Enterprise Software
7 5 (2.59%) Greenfield Project
7 5 (2.59%) Hybrid Cloud
8 4 (2.07%) Analytical Mindset
8 4 (2.07%) Cyber Defence
8 4 (2.07%) Cyber Kill Chain
8 4 (2.07%) Driving Licence
8 4 (2.07%) Mobile App
Operating Systems
1 99 (51.30%) Windows
2 61 (31.61%) Linux
3 54 (27.98%) Windows Server
4 37 (19.17%) Windows 10
5 17 (8.81%) Apple iOS
5 17 (8.81%) Mac OS
6 15 (7.77%) Red Hat Enterprise Linux
6 15 (7.77%) Windows Server 2016
7 14 (7.25%) Windows Server 2019
8 13 (6.74%) Windows Server 2012
9 12 (6.22%) Unix
10 5 (2.59%) Windows 7
11 4 (2.07%) Kali Linux
12 3 (1.55%) CentOS
13 2 (1.04%) Android
13 2 (1.04%) Rocky
13 2 (1.04%) Ubuntu
14 1 (0.52%) Mac OS X
14 1 (0.52%) Solaris
14 1 (0.52%) Windows Server 2008
Processes & Methodologies
1 73 (37.82%) Problem-Solving
2 30 (15.54%) DevOps
3 26 (13.47%) Incident Response
3 26 (13.47%) Infrastructure as Code
3 26 (13.47%) ITIL
4 25 (12.95%) Disaster Recovery
5 24 (12.44%) Infrastructure Engineering
6 23 (11.92%) Root Cause Analysis
6 23 (11.92%) Service Delivery
7 22 (11.40%) Agile
7 22 (11.40%) CI/CD
8 21 (10.88%) Computer Science
8 21 (10.88%) Continuous Improvement
9 20 (10.36%) Low Latency
9 20 (10.36%) Performance Monitoring
9 20 (10.36%) SIEM
10 18 (9.33%) Identity Access Management
10 18 (9.33%) Incident Management
11 16 (8.29%) Problem Management
11 16 (8.29%) Zero Trust
Programming Languages
1 42 (21.76%) Python
2 30 (15.54%) PowerShell
3 25 (12.95%) C++
4 23 (11.92%) Java
5 22 (11.40%) Bash
6 20 (10.36%) C
7 19 (9.84%) SQL
8 5 (2.59%) C#
9 4 (2.07%) Bicep
9 4 (2.07%) Delphi
9 4 (2.07%) Go
9 4 (2.07%) Pascal
9 4 (2.07%) PHP
10 2 (1.04%) Shell Script
10 2 (1.04%) TypeScript
11 1 (0.52%) Korn
11 1 (0.52%) Perl
11 1 (0.52%) VB.NET
Qualifications
1 36 (18.65%) Degree
2 11 (5.70%) Azure Certification
3 10 (5.18%) RHCSA
4 9 (4.66%) Cisco Certification
5 8 (4.15%) Computer Science Degree
5 8 (4.15%) Microsoft Certification
6 7 (3.63%) CCNA
6 7 (3.63%) CCNP
6 7 (3.63%) CompTIA Security+
7 6 (3.11%) Network+ Certification
8 5 (2.59%) MCDST
8 5 (2.59%) MCITP
8 5 (2.59%) MCSA
8 5 (2.59%) Microsoft Certified Professional
9 4 (2.07%) AWS Certified Cloud Practitioner
9 4 (2.07%) GIAC
9 4 (2.07%) OSCP
9 4 (2.07%) Security Cleared
10 3 (1.55%) Master's Degree
10 3 (1.55%) SC Cleared
Quality Assurance & Compliance
1 11 (5.70%) SLA
2 10 (5.18%) Accessibility
3 8 (4.15%) ISO/IEC 27001
4 6 (3.11%) GDPR
5 5 (2.59%) SOC 2
6 3 (1.55%) PCI DSS
7 1 (0.52%) NIST
7 1 (0.52%) QA
System Software
1 71 (36.79%) Active Directory
2 30 (15.54%) VMware Infrastructure
3 23 (11.92%) Hyper-V
4 4 (2.07%) Docker
4 4 (2.07%) vSphere
5 3 (1.55%) Virtual Machines
6 2 (1.04%) Firmware
6 2 (1.04%) VMware ESXi
7 1 (0.52%) KVM
7 1 (0.52%) Virtual Desktop
Systems Management
1 29 (15.03%) Microsoft Intune
2 23 (11.92%) Terraform
3 19 (9.84%) Kubernetes
4 17 (8.81%) Active Directory Federation Services
5 15 (7.77%) Ansible
6 12 (6.22%) Nagios
7 5 (2.59%) FortiGate
8 4 (2.07%) Cisco CUCM
8 4 (2.07%) Jamf Pro
8 4 (2.07%) Prometheus
8 4 (2.07%) ServiceCenter
9 3 (1.55%) Grafana
9 3 (1.55%) SCCM
10 2 (1.04%) Control-M
10 2 (1.04%) Dell DRAC
10 2 (1.04%) Single Sign-On
10 2 (1.04%) vCenter Server
10 2 (1.04%) ZABBIX
11 1 (0.52%) Cilium
11 1 (0.52%) Istio
Vendors
1 89 (46.11%) Microsoft
2 35 (18.13%) VMware
3 21 (10.88%) Cisco
4 17 (8.81%) Google
4 17 (8.81%) Red Hat
4 17 (8.81%) SolarWinds
5 12 (6.22%) Palo Alto
6 10 (5.18%) Zscaler
7 9 (4.66%) Meraki
8 7 (3.63%) Dell
8 7 (3.63%) Fortinet
9 6 (3.11%) HP
10 5 (2.59%) Apple
10 5 (2.59%) Bloomberg
10 5 (2.59%) Reuters
10 5 (2.59%) ServiceNow
11 4 (2.07%) Okta
11 4 (2.07%) OneLogin
11 4 (2.07%) Remedy
11 4 (2.07%) TOWER Software