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

6 months to
1 Aug 2026
Same period 2025 Same period 2024
Rank 239 200 278
Rank change year-on-year -39 +78 -18
Permanent jobs citing TCP/IP 207 207 214
As % of all permanent jobs in London 0.89% 1.69% 1.07%
As % of the Communications & Networking category 10.83% 16.51% 8.28%
Number of salaries quoted 148 137 170
10th Percentile £33,500 £31,500 £37,450
25th Percentile £42,000 £36,250 £42,500
Median annual salary (50th Percentile) £60,000 £51,500 £59,250
Median % change year-on-year +16.50% -13.08% +2.82%
75th Percentile £85,000 £75,000 £75,000
90th Percentile £100,000 £84,250 £88,875
England median annual salary £38,000 £37,500 £42,500
% change year-on-year +1.33% -11.76% -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 1,911 1,254 2,585
As % of all permanent jobs advertised in London 8.21% 10.21% 12.88%
Number of salaries quoted 1,052 898 1,433
10th Percentile £34,500 £31,425 £35,000
25th Percentile £44,938 £41,250 £43,250
Median annual salary (50th Percentile) £65,000 £60,000 £60,000
Median % change year-on-year +8.33% - -4.00%
75th Percentile £87,500 £82,500 £78,750
90th Percentile £105,000 £102,500 £95,000
England median annual salary £47,500 £42,500 £49,000
% change year-on-year +11.76% -13.27% -3.89%

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 1 August 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 1 August 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 -12 20 £70,500 -9.03% 19
West London -26 5 £85,000 +73.47% 7
South London -6 1 £24,000 -50.00% 6
North London - 1 £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 37 (17.87%) Microsoft Exchange
2 24 (11.59%) SharePoint
Applications
1 15 (7.25%) Microsoft Office
2 3 (1.45%) Microsoft Excel
3 1 (0.48%) Adobe Creative Suite
3 1 (0.48%) Houdini
3 1 (0.48%) Microsoft Project
3 1 (0.48%) NUKE
Business Applications
1 2 (0.97%) Fidessa
2 1 (0.48%) Oracle Payables
2 1 (0.48%) Oracle Receivables
2 1 (0.48%) SAP S/4HANA
Cloud Services
1 91 (43.96%) Azure
2 57 (27.54%) Microsoft 365
3 51 (24.64%) AWS
4 32 (15.46%) Entra ID
5 10 (4.83%) SaaS
6 9 (4.35%) Google Workspace
7 8 (3.86%) Azure ExpressRoute
8 7 (3.38%) Azure Monitor
8 7 (3.38%) OneDrive
8 7 (3.38%) OpenShift
9 6 (2.90%) PaaS
10 5 (2.42%) GCP
10 5 (2.42%) IaaS
11 4 (1.93%) AWS CloudFormation
11 4 (1.93%) GitHub
12 3 (1.45%) Azure Sentinel
12 3 (1.45%) Cloud Computing
12 3 (1.45%) Route 53
13 2 (0.97%) Amazon OpenSearch
13 2 (0.97%) dbt
Communications & Networking
1 113 (54.59%) DNS
2 79 (38.16%) Firewall
3 76 (36.71%) VPN
4 70 (33.82%) DHCP
5 66 (31.88%) LAN
6 60 (28.99%) WAN
7 37 (17.87%) BGP
8 33 (15.94%) Network Security
9 26 (12.56%) VLAN
9 26 (12.56%) Wi-Fi
10 25 (12.08%) HTTP
10 25 (12.08%) OSPF
11 19 (9.18%) SD-WAN
12 17 (8.21%) Multicast
13 13 (6.28%) VoIP
14 10 (4.83%) Wireless
15 8 (3.86%) HTTPS
16 7 (3.38%) Ethernet
16 7 (3.38%) SSL
17 6 (2.90%) MPLS
Database & Business Intelligence
1 11 (5.31%) SQL Server
2 4 (1.93%) PostgreSQL
3 3 (1.45%) Relational Database
4 2 (0.97%) Elasticsearch
4 2 (0.97%) NoSQL
5 1 (0.48%) Amazon RDS
5 1 (0.48%) BusinessObjects
5 1 (0.48%) BusinessObjects Business Intelligence
5 1 (0.48%) InfluxDB
5 1 (0.48%) Oracle Database
5 1 (0.48%) Oracle Reports
5 1 (0.48%) Oracle9i Database
5 1 (0.48%) Redis
5 1 (0.48%) SAP Data Services
Development Applications
1 9 (4.35%) JIRA
2 8 (3.86%) Bitbucket
3 5 (2.42%) Git
3 5 (2.42%) Metasploit
4 4 (1.93%) GitLab
5 1 (0.48%) Burp Suite
5 1 (0.48%) LSMW
General
1 92 (44.44%) Social Skills
2 69 (33.33%) Finance
3 41 (19.81%) Banking
4 30 (14.49%) Telecoms
5 25 (12.08%) Law
6 21 (10.14%) Analytical Skills
7 15 (7.25%) Investment Banking
8 10 (4.83%) Organisational Skills
9 7 (3.38%) Retail
10 5 (2.42%) Digital Health
10 5 (2.42%) Inclusion and Diversity
10 5 (2.42%) Public Sector
11 4 (1.93%) Mandarin Language
12 3 (1.45%) Marketing
13 2 (0.97%) Cantonese Language
13 2 (0.97%) Corporate Banking
13 2 (0.97%) Documentation Skills
13 2 (0.97%) Military
14 1 (0.48%) Legal
14 1 (0.48%) Presentation Skills
Job Titles
1 42 (20.29%) Network Engineer
2 37 (17.87%) Support Engineer
3 30 (14.49%) IT Support
3 30 (14.49%) Senior
4 21 (10.14%) IT Engineer
4 21 (10.14%) IT Support Engineer
5 20 (9.66%) 2nd Line Support
6 19 (9.18%) 2nd Line Engineer
6 19 (9.18%) 2nd Line Support Engineer
6 19 (9.18%) Analyst
7 17 (8.21%) Developer
8 15 (7.25%) C++ Developer
8 15 (7.25%) Investment Banking C++ Developer
8 15 (7.25%) Linux Developer
8 15 (7.25%) Linux Scripter
8 15 (7.25%) Low Latency C++ Developer
9 13 (6.28%) Infrastructure Engineer
10 12 (5.80%) Senior Infrastructure Engineer
11 10 (4.83%) Operations Engineer
12 9 (4.35%) Infrastructure Manager
Libraries, Frameworks & Software Standards
1 8 (3.86%) WebSockets
2 5 (2.42%) ARM Templates
3 4 (1.93%) ADO
4 3 (1.45%) FIX Protocol
4 3 (1.45%) gRPC
5 2 (0.97%) 802.1X
5 2 (0.97%) Elastic Stack
5 2 (0.97%) GraphQL
5 2 (0.97%) JWT
5 2 (0.97%) Next.js
5 2 (0.97%) OAuth
5 2 (0.97%) React
5 2 (0.97%) RESTful
6 1 (0.48%) BAPI
6 1 (0.48%) Django
6 1 (0.48%) Kafka
6 1 (0.48%) OpenTelemetry
6 1 (0.48%) pytest
6 1 (0.48%) REST
6 1 (0.48%) Unreal Engine
Miscellaneous
1 32 (15.46%) Data Centre
2 19 (9.18%) Onboarding
3 16 (7.73%) FPGA
3 16 (7.73%) MPEG
4 12 (5.80%) Security Posture
5 11 (5.31%) Cyber Threat
6 10 (4.83%) Management Information System
7 6 (2.90%) Driving Licence
8 5 (2.42%) AS400
8 5 (2.42%) CMDB
8 5 (2.42%) Hybrid Cloud
8 5 (2.42%) iSeries
8 5 (2.42%) Legacy Systems
9 4 (1.93%) CCTV
9 4 (1.93%) Cyber Defence
9 4 (1.93%) Cyber Kill Chain
10 3 (1.45%) FMCG
10 3 (1.45%) iPhone
10 3 (1.45%) Life Science
10 3 (1.45%) PKI
Operating Systems
1 89 (43.00%) Windows
2 57 (27.54%) Linux
3 41 (19.81%) Windows Server
4 18 (8.70%) Mac OS
5 16 (7.73%) Windows 10
6 14 (6.76%) Unix
7 11 (5.31%) Red Hat Enterprise Linux
8 6 (2.90%) Windows Server 2012
8 6 (2.90%) Windows Server 2016
9 5 (2.42%) Kali Linux
9 5 (2.42%) Windows 7
9 5 (2.42%) Windows Server 2019
10 4 (1.93%) Apple iOS
10 4 (1.93%) Rocky
11 3 (1.45%) CentOS
12 2 (0.97%) Ubuntu
13 1 (0.48%) Android
13 1 (0.48%) Mac OS X
13 1 (0.48%) Solaris
13 1 (0.48%) Windows Server 2008
Processes & Methodologies
1 63 (30.43%) Problem-Solving
2 47 (22.71%) Continuous Improvement
3 31 (14.98%) Incident Response
3 31 (14.98%) Infrastructure as Code
4 27 (13.04%) DevOps
5 26 (12.56%) ITIL
6 24 (11.59%) Computer Science
6 24 (11.59%) High Availability
7 22 (10.63%) Disaster Recovery
8 20 (9.66%) Agile
8 20 (9.66%) CI/CD
8 20 (9.66%) Cybersecurity
8 20 (9.66%) Incident Management
8 20 (9.66%) Low Latency
8 20 (9.66%) Project Delivery
9 19 (9.18%) Change Management
9 19 (9.18%) Root Cause Analysis
10 18 (8.70%) Line Management
10 18 (8.70%) Ticket Management
11 17 (8.21%) Service Delivery
Programming Languages
1 41 (19.81%) Python
2 27 (13.04%) PowerShell
3 23 (11.11%) Bash
4 19 (9.18%) C
5 18 (8.70%) Java
6 16 (7.73%) C++
6 16 (7.73%) SQL
7 4 (1.93%) Bicep
7 4 (1.93%) C#
8 3 (1.45%) Delphi
8 3 (1.45%) Pascal
8 3 (1.45%) Perl
8 3 (1.45%) PHP
9 2 (0.97%) JavaScript
9 2 (0.97%) Ruby
9 2 (0.97%) Rust
9 2 (0.97%) Shell Script
9 2 (0.97%) TypeScript
9 2 (0.97%) VBA
10 1 (0.48%) Go
Qualifications
1 41 (19.81%) Degree
2 30 (14.49%) Cisco Certification
3 25 (12.08%) CCNA
4 24 (11.59%) CCNP
5 15 (7.25%) Azure Certification
5 15 (7.25%) Computer Science Degree
6 13 (6.28%) Microsoft Certification
7 9 (4.35%) RHCSA
7 9 (4.35%) Security Cleared
8 7 (3.38%) AWS Certification
9 6 (2.90%) ITIL Foundation Certificate
9 6 (2.90%) MCSA
9 6 (2.90%) SC Cleared
10 5 (2.42%) CompTIA Security+
10 5 (2.42%) OSCP
11 4 (1.93%) AWS Certified Cloud Practitioner
11 4 (1.93%) MCDST
11 4 (1.93%) MCITP
11 4 (1.93%) Microsoft Certified Professional
12 3 (1.45%) CCIE
Quality Assurance & Compliance
1 24 (11.59%) SLA
2 16 (7.73%) Accessibility
3 6 (2.90%) GDPR
4 5 (2.42%) ISO/IEC 27001
4 5 (2.42%) NIST
5 2 (0.97%) GRC
5 2 (0.97%) NCSC
6 1 (0.48%) Actionable Recommendations
6 1 (0.48%) QA
System Software
1 67 (32.37%) Active Directory
2 28 (13.53%) VMware Infrastructure
3 24 (11.59%) Hyper-V
4 7 (3.38%) Docker
5 4 (1.93%) vSphere
6 3 (1.45%) Virtual Servers
6 3 (1.45%) VMware NSX
7 1 (0.48%) Firmware
7 1 (0.48%) KVM
7 1 (0.48%) Virtual Desktop
7 1 (0.48%) VMware ESXi
Systems Management
1 26 (12.56%) Kubernetes
1 26 (12.56%) Microsoft Intune
2 22 (10.63%) Terraform
3 18 (8.70%) Ansible
4 14 (6.76%) FortiGate
5 11 (5.31%) Nagios
6 10 (4.83%) Active Directory Federation Services
7 6 (2.90%) Jamf Pro
7 6 (2.90%) Prometheus
8 5 (2.42%) Control-M
8 5 (2.42%) Grafana
9 4 (1.93%) Cisco CUCM
9 4 (1.93%) SCCM
9 4 (1.93%) ServiceCenter
10 3 (1.45%) Single Sign-On
11 2 (0.97%) Norton AntiVirus
11 2 (0.97%) OpenView
11 2 (0.97%) Tivoli
11 2 (0.97%) ZABBIX
12 1 (0.48%) Nessus
Vendors
1 82 (39.61%) Microsoft
2 41 (19.81%) VMware
3 35 (16.91%) Cisco
4 24 (11.59%) Palo Alto
5 21 (10.14%) Fortinet
6 20 (9.66%) SolarWinds
7 18 (8.70%) Zscaler
8 13 (6.28%) Meraki
9 12 (5.80%) Red Hat
10 10 (4.83%) F5
10 10 (4.83%) Google
11 9 (4.35%) Apple
11 9 (4.35%) HP
12 8 (3.86%) Bloomberg
13 6 (2.90%) Reuters
13 6 (2.90%) ServiceNow
14 5 (2.42%) Okta
14 5 (2.42%) Remedy
15 4 (1.93%) Dell
15 4 (1.93%) OneLogin