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

6 months to
20 May 2026
Same period 2025 Same period 2024
Rank 215 215 237
Rank change year-on-year 0 +22 +52
Permanent jobs citing TCP/IP 200 195 320
As % of all permanent jobs in London 0.97% 1.58% 1.36%
As % of the Communications & Networking category 10.54% 14.97% 10.02%
Number of salaries quoted 130 134 280
10th Percentile £32,375 £31,500 £36,250
25th Percentile £42,000 £36,250 £44,688
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 £83,750 £88,750
England median annual salary £40,000 £42,500 £42,500
% change year-on-year -5.88% - -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 1,898 1,303 3,193
As % of all permanent jobs advertised in London 9.17% 10.56% 13.61%
Number of salaries quoted 996 939 2,003
10th Percentile £31,250 £33,250 £32,750
25th Percentile £42,500 £45,000 £42,500
Median annual salary (50th Percentile) £65,387 £65,000 £60,000
Median % change year-on-year +0.59% +8.33% -4.00%
75th Percentile £87,500 £85,000 £77,500
90th Percentile £107,500 £105,000 £95,000
England median annual salary £47,000 £50,000 £47,500
% change year-on-year -6.00% +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 20 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 20 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 -18 22 £55,000 -4.35% 11
South London +12 2 £47,500 -5.00% 5
North London - 2 £55,000 - 2
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 (24.00%) Microsoft Exchange
2 27 (13.50%) SharePoint
3 4 (2.00%) Confluence
4 1 (0.50%) Apache
4 1 (0.50%) IIS
4 1 (0.50%) nginx
Applications
1 18 (9.00%) Microsoft Office
2 1 (0.50%) Microsoft Excel
2 1 (0.50%) Microsoft Project
Business Applications
1 1 (0.50%) Fidessa
1 1 (0.50%) Oracle Payables
1 1 (0.50%) Oracle Receivables
1 1 (0.50%) SAP S/4HANA
Cloud Services
1 90 (45.00%) Azure
2 68 (34.00%) Microsoft 365
3 51 (25.50%) AWS
4 35 (17.50%) Entra ID
5 17 (8.50%) Google Workspace
6 12 (6.00%) OneDrive
7 8 (4.00%) GCP
7 8 (4.00%) SaaS
8 7 (3.50%) Azure Monitor
9 6 (3.00%) Route 53
9 6 (3.00%) Virtual Private Cloud
10 5 (2.50%) AWS Direct Connect
10 5 (2.50%) Cloud Computing
11 4 (2.00%) Amazon ECS
11 4 (2.00%) Azure Sentinel
11 4 (2.00%) GitHub
12 3 (1.50%) Amazon EC2
12 3 (1.50%) Amazon S3
12 3 (1.50%) AWS CloudFormation
12 3 (1.50%) OpenShift
Communications & Networking
1 107 (53.50%) DNS
2 83 (41.50%) DHCP
3 62 (31.00%) VPN
4 58 (29.00%) Firewall
5 56 (28.00%) WAN
6 53 (26.50%) LAN
7 29 (14.50%) VLAN
8 28 (14.00%) Wi-Fi
9 21 (10.50%) Network Security
10 20 (10.00%) BGP
11 19 (9.50%) SD-WAN
12 15 (7.50%) OSPF
13 14 (7.00%) HTTP
14 13 (6.50%) VoIP
15 12 (6.00%) Multicast
16 8 (4.00%) HTTPS
17 7 (3.50%) Wireless
18 5 (2.50%) SAN
19 4 (2.00%) SNMP
20 3 (1.50%) VXLAN
Database & Business Intelligence
1 7 (3.50%) SQL Server
2 6 (3.00%) PostgreSQL
3 4 (2.00%) Amazon RDS
3 4 (2.00%) Relational Database
4 2 (1.00%) Elasticsearch
4 2 (1.00%) NoSQL
5 1 (0.50%) Azure SQL Database
5 1 (0.50%) BusinessObjects
5 1 (0.50%) BusinessObjects Business Intelligence
5 1 (0.50%) InfluxDB
5 1 (0.50%) MongoDB
5 1 (0.50%) MySQL
5 1 (0.50%) Oracle Database
5 1 (0.50%) Oracle9i Database
5 1 (0.50%) Power BI
5 1 (0.50%) Redis
5 1 (0.50%) SAP Data Services
5 1 (0.50%) SAP HANA
5 1 (0.50%) Sybase ASE
Development Applications
1 9 (4.50%) Git
2 8 (4.00%) Bitbucket
3 6 (3.00%) JIRA
4 4 (2.00%) GitLab
4 4 (2.00%) Metasploit
5 2 (1.00%) Rational Rhapsody
6 1 (0.50%) LSMW
General
1 86 (43.00%) Social Skills
2 82 (41.00%) Finance
3 40 (20.00%) Banking
4 27 (13.50%) Analytical Skills
5 21 (10.50%) Law
6 19 (9.50%) Investment Banking
7 16 (8.00%) Telecoms
8 8 (4.00%) Organisational Skills
8 8 (4.00%) Retail
9 7 (3.50%) Inclusion and Diversity
10 3 (1.50%) Back Office
10 3 (1.50%) Financial Institution
10 3 (1.50%) Front Office
10 3 (1.50%) Legal
10 3 (1.50%) Presentation Skills
11 2 (1.00%) Corporate Banking
11 2 (1.00%) Documentation Skills
11 2 (1.00%) Public Sector
12 1 (0.50%) Manufacturing
12 1 (0.50%) Marketing
Job Titles
1 37 (18.50%) Support Engineer
2 35 (17.50%) IT Support
3 29 (14.50%) Senior
4 28 (14.00%) Developer
5 25 (12.50%) Analyst
6 24 (12.00%) C++ Developer
7 22 (11.00%) 2nd Line Engineer
8 21 (10.50%) 2nd Line Support
8 21 (10.50%) 2nd Line Support Engineer
8 21 (10.50%) Infrastructure Engineer
8 21 (10.50%) IT Engineer
8 21 (10.50%) IT Support Engineer
9 19 (9.50%) Investment Banking C++ Developer
9 19 (9.50%) Linux Developer
9 19 (9.50%) Linux Scripter
9 19 (9.50%) Low Latency C++ Developer
10 18 (9.00%) Network Engineer
11 14 (7.00%) Senior Infrastructure Engineer
12 10 (5.00%) Linux Administrator
12 10 (5.00%) Linux Systems Administrator
Libraries, Frameworks & Software Standards
1 9 (4.50%) WebSockets
2 5 (2.50%) RESTful
3 4 (2.00%) ADO
3 4 (2.00%) ARM Templates
4 3 (1.50%) FIX Protocol
4 3 (1.50%) gRPC
5 2 (1.00%) 802.1X
5 2 (1.00%) GraphQL
5 2 (1.00%) JWT
5 2 (1.00%) LDAP
5 2 (1.00%) Middleware
5 2 (1.00%) Next.js
5 2 (1.00%) OAuth
5 2 (1.00%) React
5 2 (1.00%) Sass
5 2 (1.00%) ZeroMQ
6 1 (0.50%) Kafka
6 1 (0.50%) OpenTelemetry
6 1 (0.50%) pytest
6 1 (0.50%) REST
Miscellaneous
1 20 (10.00%) Data Centre
1 20 (10.00%) FPGA
2 13 (6.50%) Cyber Threat
3 12 (6.00%) Onboarding
4 11 (5.50%) MPEG
5 10 (5.00%) Management Information System
6 9 (4.50%) Security Posture
6 9 (4.50%) Video Conferencing
7 8 (4.00%) Cloud Native
8 6 (3.00%) iPhone
9 5 (2.50%) Digital Signage
9 5 (2.50%) Distributed Systems
9 5 (2.50%) Greenfield Project
9 5 (2.50%) Hybrid Cloud
10 4 (2.00%) Analytical Mindset
10 4 (2.00%) CMDB
10 4 (2.00%) Cyber Defence
10 4 (2.00%) Cyber Kill Chain
10 4 (2.00%) Driving Licence
10 4 (2.00%) FMCG
Operating Systems
1 100 (50.00%) Windows
2 63 (31.50%) Linux
3 54 (27.00%) Windows Server
4 36 (18.00%) Windows 10
5 18 (9.00%) Mac OS
6 16 (8.00%) Apple iOS
7 15 (7.50%) Red Hat Enterprise Linux
7 15 (7.50%) Windows Server 2016
8 14 (7.00%) Windows Server 2019
9 13 (6.50%) Unix
9 13 (6.50%) Windows Server 2012
10 5 (2.50%) Windows 7
11 4 (2.00%) Kali Linux
12 3 (1.50%) CentOS
13 2 (1.00%) Android
13 2 (1.00%) Rocky
13 2 (1.00%) Ubuntu
14 1 (0.50%) Mac OS X
14 1 (0.50%) Solaris
14 1 (0.50%) Windows Server 2008
Processes & Methodologies
1 74 (37.00%) Problem-Solving
2 30 (15.00%) DevOps
3 28 (14.00%) Incident Response
4 27 (13.50%) Disaster Recovery
4 27 (13.50%) Infrastructure as Code
5 25 (12.50%) ITIL
6 24 (12.00%) Continuous Improvement
6 24 (12.00%) Infrastructure Engineering
7 23 (11.50%) Agile
7 23 (11.50%) Computer Science
7 23 (11.50%) Service Delivery
8 22 (11.00%) CI/CD
8 22 (11.00%) Root Cause Analysis
9 21 (10.50%) Low Latency
10 20 (10.00%) Performance Monitoring
10 20 (10.00%) SIEM
11 17 (8.50%) Identity Access Management
11 17 (8.50%) Incident Management
12 16 (8.00%) Cybersecurity
12 16 (8.00%) Zero Trust
Programming Languages
1 42 (21.00%) Python
2 30 (15.00%) PowerShell
3 26 (13.00%) C++
4 24 (12.00%) Java
5 22 (11.00%) Bash
5 22 (11.00%) C
6 20 (10.00%) SQL
7 5 (2.50%) C#
8 4 (2.00%) Bicep
8 4 (2.00%) Delphi
8 4 (2.00%) Go
8 4 (2.00%) Pascal
8 4 (2.00%) PHP
9 3 (1.50%) Shell Script
10 2 (1.00%) TypeScript
11 1 (0.50%) ABAP
11 1 (0.50%) Korn
11 1 (0.50%) Perl
11 1 (0.50%) VB.NET
Qualifications
1 39 (19.50%) Degree
2 11 (5.50%) Azure Certification
3 10 (5.00%) Cisco Certification
3 10 (5.00%) Computer Science Degree
3 10 (5.00%) RHCSA
4 8 (4.00%) CCNA
4 8 (4.00%) Microsoft Certification
5 7 (3.50%) CCNP
5 7 (3.50%) CompTIA Security+
6 6 (3.00%) Network+ Certification
7 5 (2.50%) MCDST
7 5 (2.50%) MCITP
7 5 (2.50%) MCSA
7 5 (2.50%) Microsoft Certified Professional
8 4 (2.00%) AWS Certified Cloud Practitioner
8 4 (2.00%) GIAC
8 4 (2.00%) OSCP
8 4 (2.00%) Security Cleared
9 3 (1.50%) Master's Degree
9 3 (1.50%) SC Cleared
Quality Assurance & Compliance
1 11 (5.50%) Accessibility
1 11 (5.50%) SLA
2 8 (4.00%) ISO/IEC 27001
3 7 (3.50%) GDPR
4 5 (2.50%) SOC 2
5 3 (1.50%) PCI DSS
6 2 (1.00%) QA
7 1 (0.50%) Actionable Recommendations
7 1 (0.50%) NIST
System Software
1 72 (36.00%) Active Directory
2 30 (15.00%) VMware Infrastructure
3 23 (11.50%) Hyper-V
4 4 (2.00%) Docker
4 4 (2.00%) vSphere
5 2 (1.00%) Firmware
5 2 (1.00%) Virtual Machines
5 2 (1.00%) VMware ESXi
6 1 (0.50%) KVM
6 1 (0.50%) Virtual Desktop
Systems Management
1 28 (14.00%) Microsoft Intune
2 23 (11.50%) Terraform
3 20 (10.00%) Kubernetes
4 17 (8.50%) Active Directory Federation Services
5 15 (7.50%) Ansible
6 12 (6.00%) Nagios
7 7 (3.50%) FortiGate
8 4 (2.00%) Cisco CUCM
8 4 (2.00%) Jamf Pro
8 4 (2.00%) Prometheus
8 4 (2.00%) ServiceCenter
9 3 (1.50%) Grafana
9 3 (1.50%) SCCM
10 2 (1.00%) Control-M
10 2 (1.00%) Dell DRAC
10 2 (1.00%) Single Sign-On
10 2 (1.00%) vCenter Server
10 2 (1.00%) ZABBIX
11 1 (0.50%) Cilium
11 1 (0.50%) Istio
Vendors
1 89 (44.50%) Microsoft
2 35 (17.50%) VMware
3 22 (11.00%) Cisco
4 17 (8.50%) Google
4 17 (8.50%) Red Hat
4 17 (8.50%) SolarWinds
5 13 (6.50%) Palo Alto
6 11 (5.50%) Zscaler
7 9 (4.50%) Fortinet
7 9 (4.50%) Meraki
8 7 (3.50%) Dell
9 6 (3.00%) HP
10 5 (2.50%) Apple
10 5 (2.50%) Bloomberg
10 5 (2.50%) Reuters
10 5 (2.50%) ServiceNow
11 4 (2.00%) Okta
11 4 (2.00%) OneLogin
11 4 (2.00%) Remedy
11 4 (2.00%) TOWER Software