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

6 months to
28 Jan 2026
Same period 2025 Same period 2024
Rank 203 231 213
Rank change year-on-year +28 -18 +50
Permanent jobs citing TCP/IP 188 211 302
As % of all permanent jobs in London 1.27% 1.36% 1.48%
As % of the Communications & Networking category 10.41% 10.67% 11.69%
Number of salaries quoted 121 122 278
10th Percentile £27,750 £33,200 £33,500
25th Percentile £37,375 £40,000 £42,125
Median annual salary (50th Percentile) £46,000 £55,000 £64,132
Median % change year-on-year -16.36% -14.24% +11.53%
75th Percentile £78,750 £76,875 £75,000
90th Percentile £95,000 £90,000 £90,000
England median annual salary £37,625 £49,250 £45,000
% change year-on-year -23.60% +9.44% -

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 1,806 1,978 2,583
As % of all permanent jobs advertised in London 12.22% 12.78% 12.67%
Number of salaries quoted 945 1,098 2,034
10th Percentile £28,697 £36,251 £32,750
25th Percentile £38,500 £50,000 £46,250
Median annual salary (50th Percentile) £60,000 £69,308 £65,000
Median % change year-on-year -13.43% +6.63% +4.00%
75th Percentile £85,000 £85,000 £81,250
90th Percentile £107,500 £105,000 £97,500
England median annual salary £40,000 £55,000 £50,000
% change year-on-year -27.27% +10.00% -4.18%

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 28 January 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 28 January 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 34 £55,000 +7.32% 11
South London +39 9 £46,000 -8.46% 5
North London - 2 £43,750 - 3
West London +1 1 £32,500 -18.75% 3
East London -8 1 £34,000 -53.10% 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 50 (26.60%) Microsoft Exchange
2 31 (16.49%) SharePoint
3 4 (2.13%) nginx
4 3 (1.60%) Confluence
5 2 (1.06%) Apache
5 2 (1.06%) Apache Airflow
5 2 (1.06%) IIS
Applications
1 9 (4.79%) 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 88 (46.81%) Azure
2 81 (43.09%) Microsoft 365
3 52 (27.66%) Entra ID
4 40 (21.28%) AWS
5 20 (10.64%) Google Workspace
6 18 (9.57%) OneDrive
7 16 (8.51%) SaaS
8 13 (6.91%) GCP
9 10 (5.32%) Amazon ECS
10 7 (3.72%) Virtual Private Cloud
11 6 (3.19%) Amazon EC2
11 6 (3.19%) Amazon EKS
11 6 (3.19%) Amazon S3
11 6 (3.19%) AWS Direct Connect
12 5 (2.66%) Azure Monitor
12 5 (2.66%) GitHub
12 5 (2.66%) Route 53
13 4 (2.13%) AWS CloudFormation
13 4 (2.13%) dbt
13 4 (2.13%) Pulumi
Communications & Networking
1 88 (46.81%) DNS
2 80 (42.55%) DHCP
3 72 (38.30%) VPN
4 61 (32.45%) WAN
5 52 (27.66%) Firewall
6 46 (24.47%) LAN
7 36 (19.15%) VLAN
8 34 (18.09%) Wi-Fi
9 17 (9.04%) SD-WAN
9 17 (9.04%) Wireless
10 16 (8.51%) VoIP
11 14 (7.45%) BGP
12 9 (4.79%) OSPF
13 8 (4.26%) MPLS
14 6 (3.19%) Network Security
15 5 (2.66%) IPsec
16 4 (2.13%) Cisco IOS
16 4 (2.13%) Cisco Nexus
16 4 (2.13%) Fibre Channel
16 4 (2.13%) SAN
Database & Business Intelligence
1 10 (5.32%) Amazon RDS
2 7 (3.72%) PostgreSQL
2 7 (3.72%) SQL Server
3 4 (2.13%) Elasticsearch
3 4 (2.13%) MySQL
3 4 (2.13%) Redis
4 3 (1.60%) MongoDB
5 2 (1.06%) Data Lake
5 2 (1.06%) Metadata
5 2 (1.06%) Power BI
6 1 (0.53%) Azure SQL Database
6 1 (0.53%) DynamoDB
6 1 (0.53%) SAP HANA
6 1 (0.53%) Sybase ASE
Development Applications
1 13 (6.91%) JIRA
2 8 (4.26%) 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%) Snyk
4 2 (1.06%) Sonatype Nexus
5 1 (0.53%) Rational Rhapsody
General
1 89 (47.34%) Social Skills
2 73 (38.83%) Finance
3 32 (17.02%) Banking
4 18 (9.57%) Investment Banking
5 16 (8.51%) Analytical Skills
6 14 (7.45%) Legal
7 11 (5.85%) Law
8 9 (4.79%) Inclusion and Diversity
9 8 (4.26%) Manufacturing
10 6 (3.19%) Retail
11 5 (2.66%) Back Office
11 5 (2.66%) Financial Institution
11 5 (2.66%) Front Office
12 4 (2.13%) Billing
12 4 (2.13%) Marketing
12 4 (2.13%) Organisational Skills
12 4 (2.13%) Wholesale Banking
13 3 (1.60%) Telecoms
14 2 (1.06%) Electronics
14 2 (1.06%) Games
Job Titles
1 42 (22.34%) Support Engineer
2 40 (21.28%) IT Support
3 32 (17.02%) IT Engineer
4 31 (16.49%) Developer
5 27 (14.36%) IT Support Engineer
6 26 (13.83%) Infrastructure Engineer
6 26 (13.83%) Senior
7 23 (12.23%) C++ Developer
8 22 (11.70%) Linux Scripter
9 19 (10.11%) Analyst
10 18 (9.57%) Investment Banking C++ Developer
10 18 (9.57%) Linux Developer
10 18 (9.57%) Low Latency C++ Developer
11 15 (7.98%) 2nd Line Engineer
12 14 (7.45%) 2nd Line Support
13 13 (6.91%) 2nd Line Support Engineer
13 13 (6.91%) Network Engineer
13 13 (6.91%) Support Analyst
14 12 (6.38%) Network Support
15 11 (5.85%) Windows Engineer
Libraries, Frameworks & Software Standards
1 6 (3.19%) FIX Protocol
2 5 (2.66%) RESTful
3 4 (2.13%) Django
3 4 (2.13%) Sass
3 4 (2.13%) ZeroMQ
4 3 (1.60%) .NET
4 3 (1.60%) LDAP
5 2 (1.06%) FastAPI
5 2 (1.06%) Kafka
5 2 (1.06%) Keycloak
5 2 (1.06%) OAuth
5 2 (1.06%) OAuth2
5 2 (1.06%) WebRTC
6 1 (0.53%) AWS CDK
6 1 (0.53%) Elastic Stack
6 1 (0.53%) MFC
6 1 (0.53%) Middleware
6 1 (0.53%) REST
6 1 (0.53%) WebSockets
Miscellaneous
1 25 (13.30%) Onboarding
2 20 (10.64%) FPGA
3 12 (6.38%) Distributed Systems
3 12 (6.38%) Video Conferencing
4 11 (5.85%) Cloud Native
4 11 (5.85%) Enterprise Software
5 9 (4.79%) iPhone
6 8 (4.26%) CCTV
6 8 (4.26%) Hedge funds
7 7 (3.72%) Hybrid Cloud
7 7 (3.72%) Management Information System
8 6 (3.19%) Analytical Mindset
8 6 (3.19%) Data Centre
8 6 (3.19%) iPad
8 6 (3.19%) Mobile App
8 6 (3.19%) Self-Motivation
9 5 (2.66%) Algorithms
9 5 (2.66%) Greenfield Project
9 5 (2.66%) Linux Command Line
10 4 (2.13%) IoT
Operating Systems
1 103 (54.79%) Windows
2 70 (37.23%) Linux
3 56 (29.79%) Windows Server
4 37 (19.68%) Windows 10
5 24 (12.77%) Mac OS
6 17 (9.04%) Windows Server 2012
6 17 (9.04%) Windows Server 2016
7 16 (8.51%) Windows Server 2019
8 14 (7.45%) Apple iOS
8 14 (7.45%) Unix
9 9 (4.79%) Red Hat Enterprise Linux
10 8 (4.26%) Mac OS X
11 6 (3.19%) VMS
12 5 (2.66%) CentOS
13 4 (2.13%) Android
14 3 (1.60%) Ubuntu
15 2 (1.06%) OpenWrt
15 2 (1.06%) Oracle Linux
16 1 (0.53%) CoreOS
16 1 (0.53%) Windows Server 2008
Processes & Methodologies
1 49 (26.06%) Problem-Solving
2 35 (18.62%) Disaster Recovery
3 31 (16.49%) Infrastructure Engineering
3 31 (16.49%) Root Cause Analysis
4 28 (14.89%) Customer Service
5 25 (13.30%) Agile
6 24 (12.77%) Computer Science
7 23 (12.23%) Low Latency
8 22 (11.70%) DevOps
8 22 (11.70%) Infrastructure as Code
8 22 (11.70%) ITIL
9 21 (11.17%) Cybersecurity
10 20 (10.64%) Continuous Improvement
11 19 (10.11%) CI/CD
12 18 (9.57%) Incident Response
13 15 (7.98%) Patch Management
13 15 (7.98%) Problem Management
14 14 (7.45%) Identity Access Management
14 14 (7.45%) Zero Trust
15 12 (6.38%) SIEM
Programming Languages
1 45 (23.94%) Python
2 31 (16.49%) Java
3 30 (15.96%) C++
3 30 (15.96%) PowerShell
4 24 (12.77%) C
5 10 (5.32%) SQL
6 9 (4.79%) Bash
7 7 (3.72%) C#
8 5 (2.66%) Go
9 3 (1.60%) Shell Script
10 2 (1.06%) Perl
11 1 (0.53%) Bicep
11 1 (0.53%) Korn
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 11 (5.85%) Computer Science Degree
3 11 (5.85%) Network+ Certification
4 9 (4.79%) Azure Certification
4 9 (4.79%) CCNA
4 9 (4.79%) Security Cleared
5 8 (4.26%) A+ Certification
6 6 (3.19%) SC Cleared
7 5 (2.66%) CCNP
7 5 (2.66%) GIAC
7 5 (2.66%) MCP
7 5 (2.66%) MCSA
7 5 (2.66%) MCSE
8 4 (2.13%) Master's Degree
9 3 (1.60%) CCIE
9 3 (1.60%) DV Cleared
9 3 (1.60%) ITIL Certification
9 3 (1.60%) SANS
Quality Assurance & Compliance
1 17 (9.04%) ISO/IEC 27001
2 11 (5.85%) GDPR
3 8 (4.26%) SOC 2
4 6 (3.19%) PCI DSS
5 4 (2.13%) SLA
6 3 (1.60%) NIST
7 2 (1.06%) Cyber Essentials
7 2 (1.06%) PMO
8 1 (0.53%) Cyber Essentials PLUS
8 1 (0.53%) NIST 800
8 1 (0.53%) QA
System Software
1 75 (39.89%) Active Directory
2 32 (17.02%) VMware Infrastructure
3 19 (10.11%) Hyper-V
4 7 (3.72%) Docker
5 6 (3.19%) NFS
5 6 (3.19%) 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 46 (24.47%) Microsoft Intune
2 22 (11.70%) Terraform
3 16 (8.51%) Active Directory Federation Services
4 14 (7.45%) Ansible
5 8 (4.26%) Kubernetes
5 8 (4.26%) Single Sign-On
6 5 (2.66%) Nagios
6 5 (2.66%) SCCM
7 3 (1.60%) Grafana
7 3 (1.60%) Jamf Pro
7 3 (1.60%) Prometheus
8 2 (1.06%) Argo
8 2 (1.06%) AWS Copilot
8 2 (1.06%) Dell DRAC
8 2 (1.06%) Red Hat Satellite
8 2 (1.06%) Red Hat Spacewalk
8 2 (1.06%) vCenter Server
9 1 (0.53%) McAfee ePO
9 1 (0.53%) Progress Chef
9 1 (0.53%) Puppet
Vendors
1 98 (52.13%) Microsoft
2 33 (17.55%) VMware
3 27 (14.36%) Cisco
4 24 (12.77%) Google
5 14 (7.45%) Red Hat
6 13 (6.91%) Fortinet
7 11 (5.85%) Bloomberg
7 11 (5.85%) Reuters
8 8 (4.26%) Apple
8 8 (4.26%) Juniper
8 8 (4.26%) Palo Alto
9 7 (3.72%) Arista
9 7 (3.72%) Dell
10 6 (3.19%) CheckPoint
10 6 (3.19%) Symantec
11 5 (2.66%) Okta
11 5 (2.66%) Pure Storage
11 5 (2.66%) Qualys
11 5 (2.66%) SolarWinds
11 5 (2.66%) Zscaler