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

6 months to
6 Mar 2026
Same period 2025 Same period 2024
Rank 197 214 214
Rank change year-on-year +17 0 +57
Permanent jobs citing TCP/IP 215 224 323
As % of all permanent jobs in London 1.30% 1.57% 1.50%
As % of the Communications & Networking category 11.06% 13.43% 12.07%
Number of salaries quoted 131 135 287
10th Percentile £27,750 £33,200 £35,000
25th Percentile £37,375 £38,250 £42,500
Median annual salary (50th Percentile) £45,000 £51,500 £65,000
Median % change year-on-year -12.62% -20.77% +13.04%
75th Percentile £73,250 £74,258 £75,500
90th Percentile £96,250 £90,000 £90,000
England median annual salary £38,250 £47,989 £42,964
% change year-on-year -20.29% +11.70% -4.53%

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 1,944 1,668 2,675
As % of all permanent jobs advertised in London 11.74% 11.71% 12.45%
Number of salaries quoted 971 1,004 2,110
10th Percentile £29,000 £36,250 £32,975
25th Percentile £40,000 £50,000 £45,000
Median annual salary (50th Percentile) £62,000 £67,500 £63,000
Median % change year-on-year -8.15% +7.14% +0.80%
75th Percentile £87,375 £85,000 £80,000
90th Percentile £107,500 £105,000 £97,500
England median annual salary £42,500 £55,000 £49,000
% change year-on-year -22.73% +12.24% -4.85%

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 6 March 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 6 March 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 +1 28 £46,250 -1.60% 13
North London - 3 £55,000 - 1
South London +23 2 £47,500 -5.00% 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 56 (26.05%) Microsoft Exchange
2 28 (13.02%) SharePoint
3 4 (1.86%) Confluence
3 4 (1.86%) nginx
4 2 (0.93%) Apache
4 2 (0.93%) Apache Airflow
4 2 (0.93%) IIS
Applications
1 15 (6.98%) Microsoft Office
2 2 (0.93%) MS Visio
3 1 (0.47%) Acrobat
3 1 (0.47%) Adobe Creative Suite
3 1 (0.47%) Microsoft Excel
3 1 (0.47%) Microsoft PowerPoint
3 1 (0.47%) Microsoft Project
3 1 (0.47%) Photoshop
Business Applications
1 1 (0.47%) Fidessa
Cloud Services
1 104 (48.37%) Azure
2 81 (37.67%) Microsoft 365
3 49 (22.79%) AWS
4 44 (20.47%) Entra ID
5 25 (11.63%) Google Workspace
6 18 (8.37%) SaaS
7 15 (6.98%) GCP
7 15 (6.98%) OneDrive
8 11 (5.12%) Amazon ECS
9 8 (3.72%) AWS Direct Connect
9 8 (3.72%) Virtual Private Cloud
10 6 (2.79%) Amazon EC2
10 6 (2.79%) Amazon EKS
10 6 (2.79%) Amazon S3
10 6 (2.79%) Azure Monitor
10 6 (2.79%) Route 53
11 5 (2.33%) Amazon ECR
11 5 (2.33%) AWS CloudFormation
11 5 (2.33%) dbt
11 5 (2.33%) Pulumi
Communications & Networking
1 106 (49.30%) DNS
2 90 (41.86%) DHCP
3 78 (36.28%) VPN
4 62 (28.84%) WAN
5 57 (26.51%) Firewall
6 50 (23.26%) LAN
7 44 (20.47%) Wi-Fi
8 42 (19.53%) VLAN
9 20 (9.30%) SD-WAN
10 19 (8.84%) VoIP
11 18 (8.37%) Wireless
12 15 (6.98%) BGP
13 10 (4.65%) Network Security
14 9 (4.19%) OSPF
15 8 (3.72%) MPLS
16 6 (2.79%) HTTP
16 6 (2.79%) HTTPS
16 6 (2.79%) Multicast
17 5 (2.33%) IPsec
17 5 (2.33%) SAN
Database & Business Intelligence
1 12 (5.58%) PostgreSQL
2 11 (5.12%) Amazon RDS
3 7 (3.26%) SQL Server
4 5 (2.33%) Elasticsearch
4 5 (2.33%) Redis
5 4 (1.86%) Relational Database
6 3 (1.40%) MongoDB
6 3 (1.40%) MySQL
7 2 (0.93%) Data Lake
7 2 (0.93%) Metadata
7 2 (0.93%) Power BI
8 1 (0.47%) Azure SQL Database
8 1 (0.47%) SAP HANA
8 1 (0.47%) Sybase ASE
Development Applications
1 15 (6.98%) JIRA
2 9 (4.19%) Git
3 6 (2.79%) Bitbucket
4 3 (1.40%) Metasploit
5 2 (0.93%) GitLab
5 2 (0.93%) Jaeger
5 2 (0.93%) Jenkins
5 2 (0.93%) MLflow
5 2 (0.93%) Rational Rhapsody
5 2 (0.93%) Sonatype Nexus
6 1 (0.47%) Snyk
General
1 95 (44.19%) Social Skills
2 80 (37.21%) Finance
3 37 (17.21%) Banking
4 24 (11.16%) Analytical Skills
5 19 (8.84%) Investment Banking
6 16 (7.44%) Law
7 12 (5.58%) Inclusion and Diversity
8 11 (5.12%) Retail
9 8 (3.72%) Organisational Skills
9 8 (3.72%) Telecoms
10 6 (2.79%) Back Office
10 6 (2.79%) Financial Institution
10 6 (2.79%) Legal
11 5 (2.33%) Front Office
12 4 (1.86%) Billing
12 4 (1.86%) Marketing
13 2 (0.93%) Electronics
13 2 (0.93%) Games
13 2 (0.93%) Manufacturing
13 2 (0.93%) Public Sector
Job Titles
1 49 (22.79%) IT Support
2 42 (19.53%) Support Engineer
3 32 (14.88%) Developer
4 31 (14.42%) IT Engineer
5 28 (13.02%) Analyst
5 28 (13.02%) IT Support Engineer
6 27 (12.56%) Senior
7 24 (11.16%) C++ Developer
8 22 (10.23%) Infrastructure Engineer
9 20 (9.30%) 2nd Line Engineer
10 19 (8.84%) Investment Banking C++ Developer
10 19 (8.84%) Linux Developer
10 19 (8.84%) Linux Scripter
10 19 (8.84%) Low Latency C++ Developer
10 19 (8.84%) Network Engineer
11 18 (8.37%) 2nd Line Support
11 18 (8.37%) 2nd Line Support Engineer
11 18 (8.37%) Support Analyst
12 14 (6.51%) Network Support
13 12 (5.58%) IT Support Technician
Libraries, Frameworks & Software Standards
1 6 (2.79%) RESTful
2 5 (2.33%) Django
2 5 (2.33%) FIX Protocol
2 5 (2.33%) WebSockets
3 4 (1.86%) Sass
3 4 (1.86%) ZeroMQ
4 3 (1.40%) LDAP
5 2 (0.93%) .NET
5 2 (0.93%) FastAPI
5 2 (0.93%) Kafka
5 2 (0.93%) Keycloak
5 2 (0.93%) Middleware
5 2 (0.93%) WebRTC
6 1 (0.47%) MFC
6 1 (0.47%) OAuth
6 1 (0.47%) OAuth2
6 1 (0.47%) REST
Miscellaneous
1 23 (10.70%) Onboarding
2 21 (9.77%) FPGA
3 14 (6.51%) Data Centre
4 13 (6.05%) Distributed Systems
4 13 (6.05%) Video Conferencing
5 12 (5.58%) iPhone
6 11 (5.12%) Cloud Native
7 10 (4.65%) Cyber Threat
8 9 (4.19%) CCTV
8 9 (4.19%) Management Information System
9 8 (3.72%) MPEG
10 7 (3.26%) Hybrid Cloud
11 6 (2.79%) Analytical Mindset
11 6 (2.79%) iPad
11 6 (2.79%) Linux Command Line
11 6 (2.79%) Mobile App
11 6 (2.79%) Security Posture
11 6 (2.79%) Self-Motivation
12 5 (2.33%) Digital Signage
12 5 (2.33%) Enterprise Software
Operating Systems
1 118 (54.88%) Windows
2 80 (37.21%) Linux
3 58 (26.98%) Windows Server
4 46 (21.40%) Windows 10
5 27 (12.56%) Mac OS
6 21 (9.77%) Unix
6 21 (9.77%) Windows Server 2016
7 19 (8.84%) Apple iOS
7 19 (8.84%) Windows Server 2019
8 16 (7.44%) Windows Server 2012
9 12 (5.58%) Red Hat Enterprise Linux
10 9 (4.19%) Mac OS X
11 6 (2.79%) CentOS
12 5 (2.33%) Android
13 4 (1.86%) Ubuntu
13 4 (1.86%) Windows 7
14 3 (1.40%) Kali Linux
15 2 (0.93%) OpenWrt
15 2 (0.93%) Oracle Linux
15 2 (0.93%) Windows Server 2008
Processes & Methodologies
1 71 (33.02%) Problem-Solving
2 33 (15.35%) ITIL
3 31 (14.42%) Customer Service
3 31 (14.42%) Root Cause Analysis
4 29 (13.49%) CI/CD
5 27 (12.56%) Agile
5 27 (12.56%) DevOps
5 27 (12.56%) Disaster Recovery
6 26 (12.09%) Infrastructure Engineering
7 25 (11.63%) Computer Science
8 24 (11.16%) Continuous Improvement
8 24 (11.16%) Infrastructure as Code
9 23 (10.70%) Incident Response
9 23 (10.70%) Low Latency
10 19 (8.84%) SIEM
11 18 (8.37%) Service Delivery
12 17 (7.91%) Performance Monitoring
12 17 (7.91%) Zero Trust
13 16 (7.44%) Problem Management
13 16 (7.44%) Service Management
Programming Languages
1 53 (24.65%) Python
2 33 (15.35%) Java
2 33 (15.35%) PowerShell
3 30 (13.95%) C++
4 25 (11.63%) C
5 19 (8.84%) Bash
6 17 (7.91%) SQL
7 6 (2.79%) C#
7 6 (2.79%) Go
8 4 (1.86%) Delphi
8 4 (1.86%) Pascal
8 4 (1.86%) PHP
8 4 (1.86%) Shell Script
9 2 (0.93%) Bicep
9 2 (0.93%) Perl
10 1 (0.47%) Korn
10 1 (0.47%) TypeScript
10 1 (0.47%) VB.NET
Qualifications
1 47 (21.86%) Degree
2 18 (8.37%) Microsoft Certification
3 15 (6.98%) Cisco Certification
4 12 (5.58%) Network+ Certification
5 11 (5.12%) Azure Certification
5 11 (5.12%) CCNA
5 11 (5.12%) Computer Science Degree
5 11 (5.12%) Security Cleared
6 8 (3.72%) MCSA
6 8 (3.72%) Microsoft Certified Professional
7 7 (3.26%) A+ Certification
7 7 (3.26%) SC Cleared
8 6 (2.79%) RHCSA
9 5 (2.33%) CCNP
9 5 (2.33%) CompTIA Security+
9 5 (2.33%) GIAC
9 5 (2.33%) MCSE
10 4 (1.86%) DV Cleared
10 4 (1.86%) MCDST
10 4 (1.86%) MCITP
Quality Assurance & Compliance
1 11 (5.12%) ISO/IEC 27001
2 9 (4.19%) SOC 2
3 7 (3.26%) SLA
4 6 (2.79%) Accessibility
4 6 (2.79%) PCI DSS
5 5 (2.33%) GDPR
6 3 (1.40%) NIST
7 2 (0.93%) PMO
8 1 (0.47%) Cyber Essentials
8 1 (0.47%) NIST 800
8 1 (0.47%) QA
System Software
1 81 (37.67%) Active Directory
2 32 (14.88%) VMware Infrastructure
3 25 (11.63%) Hyper-V
4 8 (3.72%) Docker
5 5 (2.33%) vSphere
6 4 (1.86%) Virtual Machines
7 3 (1.40%) KVM
7 3 (1.40%) VMware ESXi
8 2 (0.93%) Firmware
8 2 (0.93%) NFS
9 1 (0.47%) BitLocker
Systems Management
1 40 (18.60%) Microsoft Intune
2 23 (10.70%) Terraform
3 19 (8.84%) Ansible
4 15 (6.98%) Active Directory Federation Services
5 12 (5.58%) Kubernetes
6 7 (3.26%) Nagios
7 6 (2.79%) Jamf Pro
8 5 (2.33%) SCCM
9 3 (1.40%) AWS Copilot
9 3 (1.40%) Cisco CUCM
9 3 (1.40%) Prometheus
9 3 (1.40%) ServiceCenter
9 3 (1.40%) vCenter Server
10 2 (0.93%) Argo
10 2 (0.93%) Control-M
10 2 (0.93%) Dell DRAC
10 2 (0.93%) Grafana
10 2 (0.93%) Puppet
10 2 (0.93%) Red Hat Satellite
10 2 (0.93%) Single Sign-On
Vendors
1 104 (48.37%) Microsoft
2 36 (16.74%) VMware
3 29 (13.49%) Google
4 27 (12.56%) Cisco
5 16 (7.44%) Red Hat
6 11 (5.12%) Fortinet
6 11 (5.12%) Palo Alto
6 11 (5.12%) SolarWinds
7 10 (4.65%) Apple
7 10 (4.65%) Dell
8 8 (3.72%) Bloomberg
8 8 (3.72%) Juniper
8 8 (3.72%) Reuters
8 8 (3.72%) Zscaler
9 7 (3.26%) Arista
10 6 (2.79%) CheckPoint
10 6 (2.79%) HP
10 6 (2.79%) ServiceNow
11 5 (2.33%) Meraki
11 5 (2.33%) Okta