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 17 February 2026, with comparisons to the same periods in the previous two years.

6 months to
17 Feb 2026
Same period 2025 Same period 2024
Rank 207 212 202
Rank change year-on-year +5 -10 +67
Permanent jobs citing TCP/IP 198 228 328
As % of all permanent jobs in London 1.27% 1.53% 1.54%
As % of the Communications & Networking category 10.54% 12.42% 12.16%
Number of salaries quoted 128 131 296
10th Percentile £27,750 £33,200 £35,000
25th Percentile £37,375 £38,250 £42,500
Median annual salary (50th Percentile) £45,500 £55,000 £63,264
Median % change year-on-year -17.27% -13.06% +9.55%
75th Percentile £78,750 £76,250 £75,000
90th Percentile £96,250 £90,000 £90,000
England median annual salary £40,000 £47,500 £45,000
% change year-on-year -15.79% +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 1,879 1,836 2,697
As % of all permanent jobs advertised in London 12.08% 12.36% 12.68%
Number of salaries quoted 960 1,043 2,124
10th Percentile £28,738 £36,250 £32,750
25th Percentile £39,938 £50,000 £45,000
Median annual salary (50th Percentile) £62,000 £67,500 £63,264
Median % change year-on-year -8.15% +6.70% +1.22%
75th Percentile £85,000 £85,000 £80,000
90th Percentile £107,500 £105,000 £97,500
England median annual salary £42,000 £55,000 £50,000
% change year-on-year -23.64% +10.00% -2.91%

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 17 February 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 17 February 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 33 £55,000 +10.00% 20
South London +28 4 £46,750 -6.50% 5
North London - 2 £43,750 - 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 55 (27.78%) Microsoft Exchange
2 31 (15.66%) SharePoint
3 4 (2.02%) Confluence
3 4 (2.02%) nginx
4 2 (1.01%) Apache
4 2 (1.01%) Apache Airflow
4 2 (1.01%) IIS
Applications
1 12 (6.06%) Microsoft Office
2 2 (1.01%) MS Visio
3 1 (0.51%) Acrobat
3 1 (0.51%) Adobe Creative Suite
3 1 (0.51%) Microsoft Excel
3 1 (0.51%) Microsoft PowerPoint
3 1 (0.51%) Photoshop
Business Applications
1 1 (0.51%) Fidessa
Cloud Services
1 95 (47.98%) Azure
2 83 (41.92%) Microsoft 365
3 50 (25.25%) Entra ID
4 43 (21.72%) AWS
5 23 (11.62%) Google Workspace
6 17 (8.59%) OneDrive
7 16 (8.08%) SaaS
8 14 (7.07%) GCP
9 11 (5.56%) Amazon ECS
10 7 (3.54%) AWS Direct Connect
10 7 (3.54%) Virtual Private Cloud
11 6 (3.03%) Amazon EC2
11 6 (3.03%) Amazon EKS
11 6 (3.03%) Amazon S3
11 6 (3.03%) Azure Monitor
11 6 (3.03%) Route 53
12 5 (2.53%) Amazon ECR
12 5 (2.53%) AWS CloudFormation
12 5 (2.53%) dbt
12 5 (2.53%) Pulumi
Communications & Networking
1 98 (49.49%) DNS
2 87 (43.94%) DHCP
3 77 (38.89%) VPN
4 59 (29.80%) WAN
5 50 (25.25%) Firewall
6 45 (22.73%) LAN
7 41 (20.71%) VLAN
8 40 (20.20%) Wi-Fi
9 18 (9.09%) SD-WAN
9 18 (9.09%) Wireless
10 17 (8.59%) VoIP
11 15 (7.58%) BGP
12 10 (5.05%) Network Security
13 9 (4.55%) OSPF
14 8 (4.04%) MPLS
15 5 (2.53%) HTTP
15 5 (2.53%) IPsec
16 4 (2.02%) Cisco IOS
16 4 (2.02%) Cisco Nexus
16 4 (2.02%) SAN
Database & Business Intelligence
1 11 (5.56%) Amazon RDS
2 10 (5.05%) PostgreSQL
3 7 (3.54%) SQL Server
4 5 (2.53%) Elasticsearch
4 5 (2.53%) Redis
5 3 (1.52%) MongoDB
5 3 (1.52%) MySQL
6 2 (1.01%) Data Lake
6 2 (1.01%) Metadata
6 2 (1.01%) Power BI
6 2 (1.01%) Relational Database
7 1 (0.51%) Azure SQL Database
7 1 (0.51%) SAP HANA
7 1 (0.51%) Sybase ASE
Development Applications
1 14 (7.07%) JIRA
2 8 (4.04%) Git
3 2 (1.01%) GitLab
3 2 (1.01%) Jaeger
3 2 (1.01%) Jenkins
3 2 (1.01%) MLflow
3 2 (1.01%) Rational Rhapsody
3 2 (1.01%) Snyk
3 2 (1.01%) Sonatype Nexus
4 1 (0.51%) Bitbucket
4 1 (0.51%) Metasploit
General
1 91 (45.96%) Social Skills
2 75 (37.88%) Finance
3 34 (17.17%) Banking
4 20 (10.10%) Analytical Skills
5 18 (9.09%) Investment Banking
6 13 (6.57%) Law
7 11 (5.56%) Inclusion and Diversity
7 11 (5.56%) Legal
8 9 (4.55%) Retail
9 6 (3.03%) Back Office
9 6 (3.03%) Financial Institution
10 5 (2.53%) Front Office
11 4 (2.02%) Billing
11 4 (2.02%) Manufacturing
11 4 (2.02%) Marketing
11 4 (2.02%) Organisational Skills
12 3 (1.52%) Telecoms
12 3 (1.52%) Wholesale Banking
13 2 (1.01%) Electronics
13 2 (1.01%) Games
Job Titles
1 45 (22.73%) IT Support
2 40 (20.20%) Support Engineer
3 32 (16.16%) IT Engineer
4 31 (15.66%) Developer
5 27 (13.64%) IT Support Engineer
5 27 (13.64%) Senior
6 26 (13.13%) Infrastructure Engineer
7 23 (11.62%) Analyst
7 23 (11.62%) C++ Developer
8 20 (10.10%) Linux Scripter
9 18 (9.09%) 2nd Line Engineer
9 18 (9.09%) Investment Banking C++ Developer
9 18 (9.09%) Linux Developer
9 18 (9.09%) Low Latency C++ Developer
9 18 (9.09%) Network Engineer
10 16 (8.08%) 2nd Line Support
10 16 (8.08%) 2nd Line Support Engineer
10 16 (8.08%) Support Analyst
11 14 (7.07%) Network Support
12 12 (6.06%) IT Support Technician
Libraries, Frameworks & Software Standards
1 6 (3.03%) FIX Protocol
1 6 (3.03%) RESTful
2 5 (2.53%) Django
3 4 (2.02%) Sass
3 4 (2.02%) ZeroMQ
4 3 (1.52%) .NET
4 3 (1.52%) LDAP
4 3 (1.52%) WebSockets
5 2 (1.01%) FastAPI
5 2 (1.01%) Kafka
5 2 (1.01%) Keycloak
5 2 (1.01%) Middleware
5 2 (1.01%) OAuth
5 2 (1.01%) OAuth2
5 2 (1.01%) WebRTC
6 1 (0.51%) MFC
6 1 (0.51%) REST
Miscellaneous
1 23 (11.62%) Onboarding
2 20 (10.10%) FPGA
3 13 (6.57%) Distributed Systems
3 13 (6.57%) Video Conferencing
4 12 (6.06%) Cloud Native
5 11 (5.56%) iPhone
6 9 (4.55%) CCTV
7 8 (4.04%) Data Centre
7 8 (4.04%) Enterprise Software
8 6 (3.03%) Analytical Mindset
8 6 (3.03%) Hybrid Cloud
8 6 (3.03%) iPad
8 6 (3.03%) Linux Command Line
8 6 (3.03%) Management Information System
8 6 (3.03%) Mobile App
8 6 (3.03%) Self-Motivation
9 5 (2.53%) Algorithms
9 5 (2.53%) Digital Signage
9 5 (2.53%) Greenfield Project
9 5 (2.53%) Security Posture
Operating Systems
1 109 (55.05%) Windows
2 72 (36.36%) Linux
3 57 (28.79%) Windows Server
4 42 (21.21%) Windows 10
5 25 (12.63%) Mac OS
6 19 (9.60%) Windows Server 2016
7 18 (9.09%) Apple iOS
8 17 (8.59%) Windows Server 2012
8 17 (8.59%) Windows Server 2019
9 16 (8.08%) Unix
10 9 (4.55%) Mac OS X
10 9 (4.55%) Red Hat Enterprise Linux
11 5 (2.53%) Android
11 5 (2.53%) CentOS
12 3 (1.52%) Ubuntu
13 2 (1.01%) OpenWrt
13 2 (1.01%) Oracle Linux
13 2 (1.01%) VMS
13 2 (1.01%) Windows Server 2008
14 1 (0.51%) Windows 7
Processes & Methodologies
1 61 (30.81%) Problem-Solving
2 33 (16.67%) Root Cause Analysis
3 32 (16.16%) Disaster Recovery
4 31 (15.66%) Customer Service
5 30 (15.15%) Infrastructure Engineering
6 26 (13.13%) ITIL
7 25 (12.63%) Agile
8 23 (11.62%) Continuous Improvement
8 23 (11.62%) Low Latency
9 22 (11.11%) Computer Science
9 22 (11.11%) DevOps
10 21 (10.61%) CI/CD
10 21 (10.61%) Infrastructure as Code
11 18 (9.09%) Incident Response
11 18 (9.09%) Zero Trust
12 16 (8.08%) Cybersecurity
12 16 (8.08%) Problem Management
13 15 (7.58%) Identity Access Management
14 14 (7.07%) Performance Monitoring
14 14 (7.07%) SIEM
Programming Languages
1 47 (23.74%) Python
2 33 (16.67%) Java
3 30 (15.15%) C++
4 28 (14.14%) PowerShell
5 24 (12.12%) C
6 13 (6.57%) SQL
7 11 (5.56%) Bash
8 7 (3.54%) C#
9 6 (3.03%) Go
10 3 (1.52%) Shell Script
11 2 (1.01%) Delphi
11 2 (1.01%) Pascal
11 2 (1.01%) Perl
11 2 (1.01%) PHP
12 1 (0.51%) Bicep
12 1 (0.51%) Korn
12 1 (0.51%) TypeScript
12 1 (0.51%) VB.NET
Qualifications
1 35 (17.68%) Degree
2 14 (7.07%) Cisco Certification
2 14 (7.07%) Microsoft Certification
3 12 (6.06%) Network+ Certification
4 10 (5.05%) CCNA
4 10 (5.05%) Computer Science Degree
4 10 (5.05%) Security Cleared
5 9 (4.55%) Azure Certification
6 7 (3.54%) A+ Certification
6 7 (3.54%) SC Cleared
7 5 (2.53%) CCNP
7 5 (2.53%) GIAC
7 5 (2.53%) MCSA
7 5 (2.53%) MCSE
7 5 (2.53%) Microsoft Certified Professional
8 4 (2.02%) Master's Degree
9 3 (1.52%) CCIE
9 3 (1.52%) DV Cleared
9 3 (1.52%) ITIL Certification
9 3 (1.52%) RHCSA
Quality Assurance & Compliance
1 13 (6.57%) ISO/IEC 27001
2 9 (4.55%) SOC 2
3 7 (3.54%) GDPR
4 6 (3.03%) PCI DSS
4 6 (3.03%) SLA
5 3 (1.52%) NIST
6 2 (1.01%) PMO
7 1 (0.51%) Accessibility
7 1 (0.51%) Cyber Essentials
7 1 (0.51%) NIST 800
7 1 (0.51%) QA
System Software
1 80 (40.40%) Active Directory
2 32 (16.16%) VMware Infrastructure
3 21 (10.61%) Hyper-V
4 7 (3.54%) Docker
5 4 (2.02%) NFS
5 4 (2.02%) Virtual Machines
5 4 (2.02%) vSphere
6 3 (1.52%) BitLocker
7 2 (1.01%) Firmware
7 2 (1.01%) KVM
7 2 (1.01%) VMware ESXi
Systems Management
1 45 (22.73%) Microsoft Intune
2 22 (11.11%) Terraform
3 16 (8.08%) Active Directory Federation Services
4 13 (6.57%) Ansible
5 6 (3.03%) Kubernetes
5 6 (3.03%) Nagios
5 6 (3.03%) SCCM
6 5 (2.53%) Jamf Pro
6 5 (2.53%) Single Sign-On
7 3 (1.52%) AWS Copilot
8 2 (1.01%) Argo
8 2 (1.01%) Dell DRAC
8 2 (1.01%) Grafana
8 2 (1.01%) Prometheus
8 2 (1.01%) Red Hat Satellite
8 2 (1.01%) Red Hat Spacewalk
8 2 (1.01%) vCenter Server
9 1 (0.51%) McAfee ePO
9 1 (0.51%) Progress Chef
9 1 (0.51%) Puppet
Vendors
1 101 (51.01%) Microsoft
2 33 (16.67%) VMware
3 28 (14.14%) Cisco
4 27 (13.64%) Google
5 14 (7.07%) Red Hat
6 12 (6.06%) Fortinet
7 11 (5.56%) Palo Alto
8 8 (4.04%) Bloomberg
8 8 (4.04%) Juniper
8 8 (4.04%) Reuters
8 8 (4.04%) SolarWinds
8 8 (4.04%) Zscaler
9 7 (3.54%) Apple
9 7 (3.54%) Arista
9 7 (3.54%) Dell
10 6 (3.03%) CheckPoint
10 6 (3.03%) ServiceNow
11 5 (2.53%) Meraki
11 5 (2.53%) Qualys
11 5 (2.53%) Symantec