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

6 months to
1 Feb 2026
Same period 2025 Same period 2024
Rank 203 225 213
Rank change year-on-year +22 -12 +45
Permanent jobs citing TCP/IP 188 217 308
As % of all permanent jobs in London 1.27% 1.41% 1.47%
As % of the Communications & Networking category 10.44% 11.26% 11.58%
Number of salaries quoted 121 126 283
10th Percentile £27,750 £33,200 £33,800
25th Percentile £35,000 £40,000 £42,250
Median annual salary (50th Percentile) £46,000 £55,000 £63,264
Median % change year-on-year -16.36% -13.06% +10.02%
75th Percentile £78,750 £76,875 £75,000
90th Percentile £95,000 £90,000 £90,000
England median annual salary £37,750 £47,989 £45,000
% change year-on-year -21.34% +6.64% -

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 1,801 1,927 2,659
As % of all permanent jobs advertised in London 12.15% 12.54% 12.68%
Number of salaries quoted 930 1,082 2,101
10th Percentile £28,697 £36,250 £32,500
25th Percentile £39,000 £50,000 £46,250
Median annual salary (50th Percentile) £62,000 £67,500 £65,000
Median % change year-on-year -8.15% +3.85% +4.00%
75th Percentile £86,688 £85,000 £81,250
90th Percentile £107,500 £104,750 £97,500
England median annual salary £40,000 £55,000 £50,000
% change year-on-year -27.27% +10.00% -3.85%

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 1 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 1 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 +20 33 £55,000 +12.26% 13
South London +28 7 £46,000 -8.00% 4
North London - 2 £43,750 - 3
West London 0 1 £32,500 -31.58% 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 52 (27.66%) Microsoft Exchange
2 31 (16.49%) SharePoint
3 4 (2.13%) Confluence
3 4 (2.13%) nginx
4 2 (1.06%) Apache
4 2 (1.06%) Apache Airflow
4 2 (1.06%) IIS
Applications
1 11 (5.85%) Microsoft Office
2 2 (1.06%) MS Visio
3 1 (0.53%) Acrobat
3 1 (0.53%) Adobe Creative Suite
3 1 (0.53%) Microsoft Excel
3 1 (0.53%) Microsoft PowerPoint
3 1 (0.53%) Photoshop
Business Applications
1 1 (0.53%) Fidessa
Cloud Services
1 87 (46.28%) Azure
2 82 (43.62%) Microsoft 365
3 50 (26.60%) Entra ID
4 41 (21.81%) AWS
5 21 (11.17%) Google Workspace
6 18 (9.57%) OneDrive
7 15 (7.98%) SaaS
8 13 (6.91%) GCP
9 11 (5.85%) Amazon ECS
10 8 (4.26%) Virtual Private Cloud
11 7 (3.72%) Amazon EC2
11 7 (3.72%) Amazon EKS
11 7 (3.72%) Amazon S3
11 7 (3.72%) AWS Direct Connect
12 6 (3.19%) Route 53
13 5 (2.66%) Azure Monitor
14 4 (2.13%) Amazon ECR
14 4 (2.13%) dbt
14 4 (2.13%) GitHub
14 4 (2.13%) Pulumi
Communications & Networking
1 90 (47.87%) DNS
2 82 (43.62%) DHCP
3 73 (38.83%) VPN
4 60 (31.91%) WAN
5 47 (25.00%) Firewall
6 44 (23.40%) LAN
7 37 (19.68%) VLAN
8 35 (18.62%) Wi-Fi
9 18 (9.57%) SD-WAN
10 17 (9.04%) Wireless
11 16 (8.51%) VoIP
12 15 (7.98%) BGP
13 9 (4.79%) OSPF
14 8 (4.26%) MPLS
15 6 (3.19%) Network Security
16 5 (2.66%) IPsec
17 4 (2.13%) Cisco IOS
17 4 (2.13%) Cisco Nexus
17 4 (2.13%) SAN
18 3 (1.60%) Cisco ISE
Database & Business Intelligence
1 11 (5.85%) Amazon RDS
2 8 (4.26%) PostgreSQL
3 7 (3.72%) SQL Server
4 4 (2.13%) Elasticsearch
4 4 (2.13%) Redis
5 3 (1.60%) MongoDB
5 3 (1.60%) MySQL
6 2 (1.06%) Data Lake
6 2 (1.06%) Metadata
6 2 (1.06%) Power BI
7 1 (0.53%) Azure SQL Database
7 1 (0.53%) DynamoDB
7 1 (0.53%) Relational Database
7 1 (0.53%) SAP HANA
7 1 (0.53%) Sybase ASE
Development Applications
1 14 (7.45%) JIRA
2 7 (3.72%) Git
3 3 (1.60%) Jenkins
4 2 (1.06%) GitLab
4 2 (1.06%) Jaeger
4 2 (1.06%) MLflow
4 2 (1.06%) Rational Rhapsody
4 2 (1.06%) Snyk
4 2 (1.06%) Sonatype Nexus
General
1 89 (47.34%) Social Skills
2 72 (38.30%) Finance
3 32 (17.02%) Banking
4 17 (9.04%) Analytical Skills
4 17 (9.04%) Investment Banking
5 13 (6.91%) Legal
6 12 (6.38%) Law
7 10 (5.32%) Inclusion and Diversity
8 8 (4.26%) Retail
9 6 (3.19%) Back Office
9 6 (3.19%) Financial Institution
9 6 (3.19%) Manufacturing
10 5 (2.66%) Front Office
11 4 (2.13%) Billing
11 4 (2.13%) Marketing
11 4 (2.13%) Organisational Skills
11 4 (2.13%) Wholesale Banking
12 2 (1.06%) Agriculture
12 2 (1.06%) Presentation Skills
12 2 (1.06%) Public Sector
Job Titles
1 42 (22.34%) IT Support
2 40 (21.28%) Support Engineer
3 31 (16.49%) IT Engineer
4 30 (15.96%) Developer
5 27 (14.36%) Infrastructure Engineer
5 27 (14.36%) Senior
6 26 (13.83%) IT Support Engineer
7 22 (11.70%) C++ Developer
8 21 (11.17%) Analyst
9 20 (10.64%) Linux Scripter
10 17 (9.04%) Investment Banking C++ Developer
10 17 (9.04%) Linux Developer
10 17 (9.04%) Low Latency C++ Developer
11 16 (8.51%) 2nd Line Engineer
12 15 (7.98%) Support Analyst
13 14 (7.45%) 2nd Line Support
13 14 (7.45%) 2nd Line Support Engineer
14 13 (6.91%) Network Engineer
14 13 (6.91%) Network Support
15 11 (5.85%) IT Support Technician
Libraries, Frameworks & Software Standards
1 6 (3.19%) FIX Protocol
1 6 (3.19%) RESTful
2 4 (2.13%) Django
2 4 (2.13%) Sass
2 4 (2.13%) ZeroMQ
3 3 (1.60%) .NET
3 3 (1.60%) LDAP
4 2 (1.06%) FastAPI
4 2 (1.06%) Kafka
4 2 (1.06%) Keycloak
4 2 (1.06%) Middleware
4 2 (1.06%) OAuth
4 2 (1.06%) OAuth2
4 2 (1.06%) WebRTC
5 1 (0.53%) AWS CDK
5 1 (0.53%) Elastic Stack
5 1 (0.53%) MFC
5 1 (0.53%) REST
5 1 (0.53%) WebSockets
Miscellaneous
1 25 (13.30%) Onboarding
2 19 (10.11%) FPGA
3 13 (6.91%) Distributed Systems
3 13 (6.91%) Video Conferencing
4 12 (6.38%) Cloud Native
5 10 (5.32%) Enterprise Software
5 10 (5.32%) iPhone
6 9 (4.79%) CCTV
7 6 (3.19%) Analytical Mindset
7 6 (3.19%) Data Centre
7 6 (3.19%) Hedge funds
7 6 (3.19%) Hybrid Cloud
7 6 (3.19%) iPad
7 6 (3.19%) Management Information System
7 6 (3.19%) Mobile App
7 6 (3.19%) Self-Motivation
8 5 (2.66%) Algorithms
8 5 (2.66%) Greenfield Project
8 5 (2.66%) Linux Command Line
9 4 (2.13%) IoT
Operating Systems
1 106 (56.38%) Windows
2 69 (36.70%) Linux
3 56 (29.79%) Windows Server
4 40 (21.28%) Windows 10
5 25 (13.30%) Mac OS
6 18 (9.57%) Windows Server 2016
7 17 (9.04%) Windows Server 2012
7 17 (9.04%) Windows Server 2019
8 16 (8.51%) Apple iOS
9 14 (7.45%) Unix
10 8 (4.26%) Mac OS X
10 8 (4.26%) Red Hat Enterprise Linux
11 5 (2.66%) CentOS
12 4 (2.13%) Android
12 4 (2.13%) VMS
13 3 (1.60%) Ubuntu
14 2 (1.06%) OpenWrt
14 2 (1.06%) Oracle Linux
15 1 (0.53%) CoreOS
15 1 (0.53%) Windows Server 2008
Processes & Methodologies
1 54 (28.72%) Problem-Solving
2 35 (18.62%) Disaster Recovery
3 32 (17.02%) Infrastructure Engineering
3 32 (17.02%) Root Cause Analysis
4 29 (15.43%) Customer Service
5 24 (12.77%) Agile
5 24 (12.77%) Computer Science
6 23 (12.23%) ITIL
7 22 (11.70%) Infrastructure as Code
7 22 (11.70%) Low Latency
8 21 (11.17%) DevOps
9 20 (10.64%) CI/CD
9 20 (10.64%) Continuous Improvement
10 19 (10.11%) Cybersecurity
11 16 (8.51%) Incident Response
11 16 (8.51%) Problem Management
12 15 (7.98%) Identity Access Management
13 14 (7.45%) Patch Management
13 14 (7.45%) Zero Trust
14 12 (6.38%) Cost Management
Programming Languages
1 45 (23.94%) Python
2 31 (16.49%) Java
3 29 (15.43%) C++
3 29 (15.43%) PowerShell
4 23 (12.23%) C
5 10 (5.32%) SQL
6 9 (4.79%) Bash
7 7 (3.72%) C#
8 6 (3.19%) Go
9 3 (1.60%) Shell Script
10 2 (1.06%) Perl
11 1 (0.53%) Bicep
11 1 (0.53%) Delphi
11 1 (0.53%) Korn
11 1 (0.53%) Pascal
11 1 (0.53%) PHP
11 1 (0.53%) TypeScript
11 1 (0.53%) VB.NET
Qualifications
1 36 (19.15%) Degree
2 13 (6.91%) Cisco Certification
2 13 (6.91%) Microsoft Certification
3 12 (6.38%) Network+ Certification
4 11 (5.85%) Computer Science Degree
5 9 (4.79%) CCNA
5 9 (4.79%) Security Cleared
6 8 (4.26%) A+ Certification
6 8 (4.26%) Azure Certification
7 6 (3.19%) SC Cleared
8 5 (2.66%) CCNP
8 5 (2.66%) GIAC
8 5 (2.66%) MCSA
8 5 (2.66%) MCSE
8 5 (2.66%) Microsoft Certified Professional
9 4 (2.13%) Master's Degree
10 3 (1.60%) CCIE
10 3 (1.60%) DV Cleared
10 3 (1.60%) ITIL Certification
10 3 (1.60%) SANS
Quality Assurance & Compliance
1 15 (7.98%) ISO/IEC 27001
2 9 (4.79%) GDPR
2 9 (4.79%) SOC 2
3 7 (3.72%) PCI DSS
4 4 (2.13%) SLA
5 3 (1.60%) NIST
6 2 (1.06%) PMO
7 1 (0.53%) Cyber Essentials
7 1 (0.53%) NIST 800
7 1 (0.53%) QA
System Software
1 76 (40.43%) Active Directory
2 31 (16.49%) VMware Infrastructure
3 19 (10.11%) Hyper-V
4 7 (3.72%) Docker
5 5 (2.66%) NFS
5 5 (2.66%) vSphere
6 4 (2.13%) BitLocker
6 4 (2.13%) Virtual Machines
7 2 (1.06%) Firmware
7 2 (1.06%) KVM
7 2 (1.06%) VMware ESXi
Systems Management
1 45 (23.94%) Microsoft Intune
2 22 (11.70%) Terraform
3 16 (8.51%) Active Directory Federation Services
4 13 (6.91%) Ansible
5 7 (3.72%) Kubernetes
5 7 (3.72%) Single Sign-On
6 5 (2.66%) Nagios
6 5 (2.66%) SCCM
7 4 (2.13%) Jamf Pro
8 3 (1.60%) Grafana
8 3 (1.60%) Prometheus
9 2 (1.06%) Argo
9 2 (1.06%) AWS Copilot
9 2 (1.06%) Dell DRAC
9 2 (1.06%) Red Hat Satellite
9 2 (1.06%) Red Hat Spacewalk
9 2 (1.06%) vCenter Server
10 1 (0.53%) Progress Chef
10 1 (0.53%) Puppet
10 1 (0.53%) ZABBIX
Vendors
1 99 (52.66%) Microsoft
2 32 (17.02%) VMware
3 26 (13.83%) Cisco
4 25 (13.30%) Google
5 13 (6.91%) Fortinet
5 13 (6.91%) Red Hat
6 10 (5.32%) Bloomberg
6 10 (5.32%) Reuters
7 8 (4.26%) Juniper
7 8 (4.26%) Palo Alto
8 7 (3.72%) Apple
8 7 (3.72%) Arista
8 7 (3.72%) Dell
9 6 (3.19%) CheckPoint
9 6 (3.19%) Symantec
10 5 (2.66%) Okta
10 5 (2.66%) Qualys
10 5 (2.66%) ServiceNow
10 5 (2.66%) SolarWinds
10 5 (2.66%) Zscaler