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

6 months to
25 Jan 2026
Same period 2025 Same period 2024
Rank 213 234 207
Rank change year-on-year +21 -27 +54
Permanent jobs citing TCP/IP 186 211 300
As % of all permanent jobs in London 1.27% 1.36% 1.48%
As % of the Communications & Networking category 10.46% 10.61% 11.70%
Number of salaries quoted 120 122 275
10th Percentile £27,675 £33,200 £33,500
25th Percentile £36,781 £40,000 £41,250
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 £95,125 £90,000 £90,000
England median annual salary £37,500 £48,500 £45,000
% change year-on-year -22.68% +7.78% -

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 1,779 1,988 2,565
As % of all permanent jobs advertised in London 12.15% 12.82% 12.69%
Number of salaries quoted 929 1,107 2,014
10th Percentile £28,697 £36,400 £33,000
25th Percentile £37,500 £50,000 £46,250
Median annual salary (50th Percentile) £60,000 £67,500 £65,000
Median % change year-on-year -11.11% +3.85% +4.00%
75th Percentile £87,250 £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% -4.76%

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 25 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 25 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 +16 34 £55,000 +7.32% 11
South London +40 9 £46,000 -8.46% 9
East London -8 2 £34,000 -53.10% 1
West London +1 1 £32,500 -18.75% 4
North London - 1 £32,500 - 3
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 (26.88%) Microsoft Exchange
2 32 (17.20%) SharePoint
3 4 (2.15%) nginx
4 2 (1.08%) Apache
4 2 (1.08%) Apache Airflow
4 2 (1.08%) Confluence
4 2 (1.08%) IIS
Applications
1 9 (4.84%) Microsoft Office
2 2 (1.08%) MS Visio
3 1 (0.54%) Acrobat
3 1 (0.54%) Adobe Creative Suite
3 1 (0.54%) Microsoft Excel
3 1 (0.54%) Microsoft PowerPoint
3 1 (0.54%) Photoshop
Business Applications
1 1 (0.54%) Fidessa
Cloud Services
1 88 (47.31%) Azure
2 80 (43.01%) Microsoft 365
3 52 (27.96%) Entra ID
4 41 (22.04%) AWS
5 20 (10.75%) Google Workspace
6 18 (9.68%) OneDrive
7 17 (9.14%) SaaS
8 13 (6.99%) GCP
9 10 (5.38%) Amazon ECS
10 7 (3.76%) Virtual Private Cloud
11 6 (3.23%) Amazon EC2
11 6 (3.23%) Amazon EKS
11 6 (3.23%) Amazon S3
11 6 (3.23%) AWS Direct Connect
12 5 (2.69%) Azure Monitor
12 5 (2.69%) GitHub
12 5 (2.69%) Route 53
13 4 (2.15%) Amazon ECR
13 4 (2.15%) AWS CloudFormation
13 4 (2.15%) dbt
Communications & Networking
1 87 (46.77%) DNS
2 80 (43.01%) DHCP
3 71 (38.17%) VPN
4 62 (33.33%) WAN
5 52 (27.96%) Firewall
6 47 (25.27%) LAN
7 37 (19.89%) VLAN
8 34 (18.28%) Wi-Fi
9 17 (9.14%) SD-WAN
9 17 (9.14%) VoIP
9 17 (9.14%) Wireless
10 14 (7.53%) BGP
11 9 (4.84%) OSPF
12 8 (4.30%) MPLS
13 6 (3.23%) Network Security
14 5 (2.69%) IPsec
15 4 (2.15%) Cisco IOS
15 4 (2.15%) Cisco Nexus
15 4 (2.15%) Fibre Channel
15 4 (2.15%) SAN
Database & Business Intelligence
1 10 (5.38%) Amazon RDS
2 7 (3.76%) PostgreSQL
2 7 (3.76%) SQL Server
3 5 (2.69%) MySQL
4 4 (2.15%) Elasticsearch
4 4 (2.15%) Redis
5 3 (1.61%) MongoDB
6 2 (1.08%) Data Lake
6 2 (1.08%) Metadata
6 2 (1.08%) Power BI
7 1 (0.54%) Azure SQL Database
7 1 (0.54%) DynamoDB
7 1 (0.54%) SAP HANA
7 1 (0.54%) Sybase ASE
Development Applications
1 12 (6.45%) JIRA
2 8 (4.30%) Git
3 3 (1.61%) Jenkins
4 2 (1.08%) GitLab
4 2 (1.08%) Jaeger
4 2 (1.08%) MLflow
4 2 (1.08%) Snyk
4 2 (1.08%) Sonatype Nexus
General
1 89 (47.85%) Social Skills
2 72 (38.71%) Finance
3 31 (16.67%) Banking
4 17 (9.14%) Investment Banking
5 16 (8.60%) Analytical Skills
6 14 (7.53%) Legal
7 11 (5.91%) Law
8 9 (4.84%) Inclusion and Diversity
9 8 (4.30%) Manufacturing
10 6 (3.23%) Retail
11 5 (2.69%) Back Office
11 5 (2.69%) Financial Institution
11 5 (2.69%) Front Office
12 4 (2.15%) Billing
12 4 (2.15%) Marketing
12 4 (2.15%) Organisational Skills
12 4 (2.15%) Wholesale Banking
13 3 (1.61%) Telecoms
14 2 (1.08%) Electronics
14 2 (1.08%) Games
Job Titles
1 42 (22.58%) Support Engineer
2 39 (20.97%) IT Support
3 32 (17.20%) IT Engineer
4 30 (16.13%) Developer
5 27 (14.52%) IT Support Engineer
6 26 (13.98%) Infrastructure Engineer
6 26 (13.98%) Senior
7 22 (11.83%) C++ Developer
8 21 (11.29%) Linux Scripter
9 18 (9.68%) Analyst
10 17 (9.14%) Investment Banking C++ Developer
10 17 (9.14%) Linux Developer
10 17 (9.14%) Low Latency C++ Developer
11 15 (8.06%) 2nd Line Engineer
11 15 (8.06%) 2nd Line Support
12 13 (6.99%) 2nd Line Support Engineer
12 13 (6.99%) Network Engineer
13 12 (6.45%) Network Support
13 12 (6.45%) Support Analyst
14 11 (5.91%) Windows Engineer
Libraries, Frameworks & Software Standards
1 6 (3.23%) FIX Protocol
2 5 (2.69%) RESTful
3 4 (2.15%) Django
3 4 (2.15%) Sass
3 4 (2.15%) ZeroMQ
4 3 (1.61%) .NET
4 3 (1.61%) LDAP
5 2 (1.08%) FastAPI
5 2 (1.08%) Kafka
5 2 (1.08%) Keycloak
5 2 (1.08%) OAuth
5 2 (1.08%) OAuth2
5 2 (1.08%) WebRTC
6 1 (0.54%) AWS CDK
6 1 (0.54%) Elastic Stack
6 1 (0.54%) MFC
6 1 (0.54%) REST
6 1 (0.54%) WebSockets
Miscellaneous
1 25 (13.44%) Onboarding
2 19 (10.22%) FPGA
3 12 (6.45%) Distributed Systems
3 12 (6.45%) Video Conferencing
4 11 (5.91%) Cloud Native
4 11 (5.91%) Enterprise Software
5 9 (4.84%) iPhone
6 8 (4.30%) CCTV
6 8 (4.30%) Hedge funds
7 7 (3.76%) Hybrid Cloud
7 7 (3.76%) Management Information System
8 6 (3.23%) Analytical Mindset
8 6 (3.23%) Data Centre
8 6 (3.23%) iPad
8 6 (3.23%) Mobile App
8 6 (3.23%) Self-Motivation
9 5 (2.69%) Algorithms
9 5 (2.69%) Greenfield Project
9 5 (2.69%) Linux Command Line
10 4 (2.15%) IoT
Operating Systems
1 102 (54.84%) Windows
2 68 (36.56%) Linux
3 56 (30.11%) Windows Server
4 37 (19.89%) Windows 10
5 24 (12.90%) Mac OS
6 17 (9.14%) Windows Server 2012
6 17 (9.14%) Windows Server 2016
7 16 (8.60%) Windows Server 2019
8 14 (7.53%) Apple iOS
8 14 (7.53%) Unix
9 9 (4.84%) Red Hat Enterprise Linux
10 8 (4.30%) Mac OS X
11 6 (3.23%) VMS
12 5 (2.69%) CentOS
13 4 (2.15%) Android
14 3 (1.61%) Ubuntu
15 2 (1.08%) OpenWrt
15 2 (1.08%) Oracle Linux
16 1 (0.54%) CoreOS
16 1 (0.54%) Windows Server 2008
Processes & Methodologies
1 48 (25.81%) Problem-Solving
2 34 (18.28%) Disaster Recovery
3 31 (16.67%) Root Cause Analysis
4 30 (16.13%) Infrastructure Engineering
5 28 (15.05%) Customer Service
6 24 (12.90%) Agile
6 24 (12.90%) Computer Science
7 22 (11.83%) Infrastructure as Code
7 22 (11.83%) Low Latency
8 21 (11.29%) Cybersecurity
8 21 (11.29%) DevOps
8 21 (11.29%) ITIL
9 20 (10.75%) Continuous Improvement
10 18 (9.68%) CI/CD
10 18 (9.68%) Incident Response
11 15 (8.06%) Patch Management
11 15 (8.06%) Problem Management
12 14 (7.53%) Identity Access Management
12 14 (7.53%) Zero Trust
13 12 (6.45%) SIEM
Programming Languages
1 45 (24.19%) Python
2 30 (16.13%) Java
3 29 (15.59%) C++
3 29 (15.59%) PowerShell
4 23 (12.37%) C
5 11 (5.91%) SQL
6 9 (4.84%) Bash
7 7 (3.76%) C#
8 5 (2.69%) Go
9 3 (1.61%) Shell Script
10 2 (1.08%) Perl
11 1 (0.54%) Korn
11 1 (0.54%) TypeScript
11 1 (0.54%) VB.NET
Qualifications
1 37 (19.89%) Degree
2 13 (6.99%) Cisco Certification
2 13 (6.99%) Microsoft Certification
3 11 (5.91%) Computer Science Degree
3 11 (5.91%) Network+ Certification
4 9 (4.84%) Azure Certification
4 9 (4.84%) CCNA
4 9 (4.84%) Security Cleared
5 8 (4.30%) A+ Certification
6 6 (3.23%) SC Cleared
7 5 (2.69%) CCNP
7 5 (2.69%) GIAC
7 5 (2.69%) MCP
7 5 (2.69%) MCSA
7 5 (2.69%) MCSE
8 4 (2.15%) AWS Certification
8 4 (2.15%) Master's Degree
9 3 (1.61%) CCIE
9 3 (1.61%) DV Cleared
9 3 (1.61%) SANS
Quality Assurance & Compliance
1 17 (9.14%) ISO/IEC 27001
2 11 (5.91%) GDPR
3 8 (4.30%) SOC 2
4 6 (3.23%) PCI DSS
5 4 (2.15%) SLA
6 3 (1.61%) NIST
7 2 (1.08%) Cyber Essentials
7 2 (1.08%) PMO
8 1 (0.54%) Cyber Essentials PLUS
8 1 (0.54%) NIST 800
8 1 (0.54%) QA
System Software
1 75 (40.32%) Active Directory
2 33 (17.74%) VMware Infrastructure
3 20 (10.75%) Hyper-V
4 7 (3.76%) Docker
5 6 (3.23%) NFS
6 5 (2.69%) vSphere
7 4 (2.15%) BitLocker
7 4 (2.15%) Virtual Machines
8 2 (1.08%) Firmware
8 2 (1.08%) KVM
9 1 (0.54%) VMware ESXi
Systems Management
1 46 (24.73%) Microsoft Intune
2 21 (11.29%) Terraform
3 16 (8.60%) Active Directory Federation Services
4 14 (7.53%) Ansible
5 8 (4.30%) Kubernetes
5 8 (4.30%) Single Sign-On
6 5 (2.69%) Nagios
6 5 (2.69%) SCCM
7 3 (1.61%) Grafana
7 3 (1.61%) Jamf Pro
7 3 (1.61%) Prometheus
8 2 (1.08%) Argo
8 2 (1.08%) Autotask
8 2 (1.08%) AWS Copilot
8 2 (1.08%) Dell DRAC
8 2 (1.08%) Red Hat Satellite
8 2 (1.08%) Red Hat Spacewalk
9 1 (0.54%) McAfee ePO
9 1 (0.54%) Progress Chef
9 1 (0.54%) Puppet
Vendors
1 97 (52.15%) Microsoft
2 33 (17.74%) VMware
3 27 (14.52%) Cisco
4 24 (12.90%) Google
5 14 (7.53%) Red Hat
6 13 (6.99%) Fortinet
7 11 (5.91%) Bloomberg
7 11 (5.91%) Reuters
8 8 (4.30%) Apple
8 8 (4.30%) Juniper
8 8 (4.30%) Palo Alto
9 7 (3.76%) Arista
9 7 (3.76%) Dell
10 6 (3.23%) CheckPoint
10 6 (3.23%) Symantec
11 5 (2.69%) Okta
11 5 (2.69%) Pure Storage
11 5 (2.69%) Qualys
11 5 (2.69%) SolarWinds
11 5 (2.69%) Zscaler