Period
to 20 April 2021

The following table provides summary statistics for permanent job vacancies advertised in London with a requirement for TCP/IP skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited TCP/IP over the 6 months to 20 April 2021 with a comparison to the same period in the previous 2 years.

Transmission Control Protocol/Internet Protocol (TCP/IP)
England > London
6 months to
20 Apr 2021
Same period 2020 Same period 2019
Rank 221 156 191
Rank change year-on-year -65 +35 -26
Permanent jobs citing TCP/IP 465 999 1,141
As % of all permanent jobs advertised in London 1.49% 2.20% 1.88%
As % of the Communications & Networking category 14.72% 16.81% 14.46%
Number of salaries quoted 403 868 1,009
10th Percentile £32,550 £31,138 £27,500
25th Percentile £45,000 £39,000 £32,500
Median annual salary (50th Percentile) £65,000 £55,000 £50,000
Median % change year-on-year +18.18% +10.00% -
75th Percentile £80,000 £70,000 £67,500
90th Percentile £87,250 £82,500 £83,750
England median annual salary £47,500 £45,000 £42,500
% change year-on-year +5.56% +5.88% -

TCP/IP is in the Communications and Computer Networking category. The following table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in London with a requirement for communications or computer networking skills.

All Communications and Computer Networking Skills
London
Permanent vacancies with a requirement for communications or computer networking skills 3,160 5,943 7,892
As % of all permanent IT jobs advertised in London 10.13% 13.10% 12.99%
Number of salaries quoted 2,467 4,876 6,479
10th Percentile £36,250 £30,750 £29,000
25th Percentile £47,500 £41,250 £38,750
Median annual salary (50th Percentile) £62,500 £55,000 £55,000
Median % change year-on-year +13.64% - -
75th Percentile £78,750 £73,750 £73,750
90th Percentile £91,250 £86,250 £87,500
England median annual salary £50,000 £47,500 £47,500
% change year-on-year +5.26% - +1.06%

TCP/IP
Job Vacancy Trend in London

Job postings citing TCP/IP as a proportion of all IT jobs advertised in London.

Job vacancy trend for TCP/IP in London

TCP/IP
Salary Trend in London

3-month moving average salary quoted in jobs citing TCP/IP in London.

Salary trend for TCP/IP in London

TCP/IP
Salary Histogram in London

Salary distribution for jobs citing TCP/IP in London over the 6 months to 20 April 2021.

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 20 April 2021. 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
Job
Vacancies
Central London -26 111 £70,000 +21.74% 22
South London -1 17 £34,500 +1.47% 7
East London +15 13 £32,500 +3.17% 10
West London +9 12 £52,500 -4.55% 9
North London +22 1 £70,000 +27.27%
TCP/IP
England

For the 6 months to 20 April 2021, IT jobs citing TCP/IP also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all permanent job ads across the London region with a requirement for TCP/IP.

1 211 (45.38%) Windows
2 209 (44.95%) DNS
3 175 (37.63%) Active Directory
4 159 (34.19%) Firewall
5 147 (31.61%) Linux
6 146 (31.40%) Microsoft
7 144 (30.97%) Finance
8 142 (30.54%) VMware
8 142 (30.54%) DHCP
9 129 (27.74%) Azure
10 116 (24.95%) PowerShell
11 113 (24.30%) Windows Server
12 111 (23.87%) Microsoft 365
13 110 (23.66%) AWS
14 107 (23.01%) VMware Infrastructure
14 107 (23.01%) Cisco
15 94 (20.22%) Python
16 92 (19.78%) WAN
17 76 (16.34%) HTTP
18 75 (16.13%) VPN
18 75 (16.13%) LAN
19 71 (15.27%) Windows 10
20 70 (15.05%) Cisco Certification
21 69 (14.84%) Infrastructure Engineering
22 67 (14.41%) Data Centre
23 65 (13.98%) Citrix
23 65 (13.98%) BGP
24 64 (13.76%) Ansible
25 63 (13.55%) VLAN
26 61 (13.12%) ITIL

TCP/IP
Co-occurring IT Skills in London by Category

The follow tables expand on the table above by listing co-occurrences grouped by category. The same job type, locality and period is covered with up to 20 co-occurrences shown in each of the following categories:

Application Platforms
1 43 (9.25%) SharePoint
2 41 (8.82%) MS Exchange
3 24 (5.16%) Apache
4 21 (4.52%) Elasticsearch
5 18 (3.87%) IIS
6 15 (3.23%) Confluence
7 14 (3.01%) SharePoint 2013
8 13 (2.80%) Apache Spark
8 13 (2.80%) Exchange Server 2010
9 11 (2.37%) WebSphere
10 10 (2.15%) Exchange Server 2013
11 9 (1.94%) IBM Transformation Extender
11 9 (1.94%) nginx
12 8 (1.72%) Skype for Business
13 7 (1.51%) OpenStack
14 4 (0.86%) Cloud Foundry
14 4 (0.86%) CloudStack
14 4 (0.86%) Tomcat
15 3 (0.65%) Exchange Server 2003
16 2 (0.43%) Oracle Self-Service HR
Applications
1 40 (8.60%) Microsoft Office
2 13 (2.80%) Microsoft Excel
3 2 (0.43%) Microsoft PowerPoint
3 2 (0.43%) Microsoft Project
4 1 (0.22%) MS Visio
Business Applications
1 3 (0.65%) Eikon
2 2 (0.43%) Relativity
3 1 (0.22%) NetSuite
3 1 (0.22%) RMDS
Cloud Services
1 129 (27.74%) Azure
2 111 (23.87%) Microsoft 365
3 110 (23.66%) AWS
4 36 (7.74%) Azure Active Directory
5 30 (6.45%) IaaS
6 25 (5.38%) SaaS
7 24 (5.16%) Virtual Private Cloud
8 20 (4.30%) AWS CloudFormation
8 20 (4.30%) AWS Direct Connect
9 15 (3.23%) Amazon ECS
10 14 (3.01%) Amazon EKS
10 14 (3.01%) Mimecast
11 13 (2.80%) Cloud Computing
11 13 (2.80%) PaaS
12 12 (2.58%) GCP
12 12 (2.58%) Serverless
13 8 (1.72%) Amazon EC2
14 7 (1.51%) Datadog
15 6 (1.29%) Azure ExpressRoute
15 6 (1.29%) Google Workspace
Communications & Networking
1 209 (44.95%) DNS
2 159 (34.19%) Firewall
3 142 (30.54%) DHCP
4 92 (19.78%) WAN
5 76 (16.34%) HTTP
6 75 (16.13%) LAN
6 75 (16.13%) VPN
7 65 (13.98%) BGP
8 63 (13.55%) VLAN
9 53 (11.40%) OSPF
10 51 (10.97%) VoIP
11 49 (10.54%) Network Security
12 38 (8.17%) Multicast
13 30 (6.45%) FTP
13 30 (6.45%) MPLS
14 27 (5.81%) Internet
15 25 (5.38%) Wi-Fi
16 24 (5.16%) Wireless
17 23 (4.95%) Cisco ASA
17 23 (4.95%) SAN
Database & Business Intelligence
1 36 (7.74%) SQL Server
2 26 (5.59%) PostgreSQL
3 20 (4.30%) MongoDB
3 20 (4.30%) MySQL
4 13 (2.80%) Apache Cassandra
5 12 (2.58%) Relational Database
6 11 (2.37%) RDBMS
7 10 (2.15%) Amazon RDS
8 8 (1.72%) Hadoop
9 7 (1.51%) Redis
10 6 (1.29%) MariaDB
11 5 (1.08%) NoSQL
12 4 (0.86%) Big Data
13 3 (0.65%) Apache Hive
13 3 (0.65%) Azure SQL Database
13 3 (0.65%) HBase
13 3 (0.65%) Impala
14 2 (0.43%) Amazon Aurora
14 2 (0.43%) Apache Ignite
14 2 (0.43%) SQL Server 2008
Development Applications
1 27 (5.81%) Jenkins
2 25 (5.38%) Git (software)
3 21 (4.52%) JIRA
4 9 (1.94%) GitLab
4 9 (1.94%) Sonatype Nexus
5 8 (1.72%) Artifactory
5 8 (1.72%) Gerrit
6 7 (1.51%) TeamCity
7 6 (1.29%) Bitbucket
8 4 (0.86%) Gradle
8 4 (0.86%) Maven
9 3 (0.65%) GoCD
9 3 (0.65%) MSBuild
9 3 (0.65%) Octopus Deploy
10 1 (0.22%) Atlassian Bamboo
10 1 (0.22%) Chocolatey
10 1 (0.22%) CircleCI
10 1 (0.22%) SonarQube
10 1 (0.22%) Vagrant
10 1 (0.22%) Visual Studio
General
1 144 (30.97%) Finance
2 53 (11.40%) Banking
3 18 (3.87%) Telecoms
4 12 (2.58%) Law
4 12 (2.58%) Legal
5 10 (2.15%) Back Office
6 9 (1.94%) Retail
7 6 (1.29%) Front Office
8 5 (1.08%) Advertising
9 4 (0.86%) Dutch Language
9 4 (0.86%) German Language
9 4 (0.86%) Manufacturing
10 3 (0.65%) Aerospace
10 3 (0.65%) Games
11 2 (0.43%) Financial Institution
11 2 (0.43%) French Language
11 2 (0.43%) Italian Language
11 2 (0.43%) Marketing
11 2 (0.43%) Private Banking
11 2 (0.43%) Spanish Language
Job Titles
1 63 (13.55%) Network Engineer
2 41 (8.82%) Infrastructure Engineer
3 39 (8.39%) Support Engineer
4 36 (7.74%) Analyst
5 33 (7.10%) Developer
6 28 (6.02%) Architect
7 26 (5.59%) DevOps Engineer
8 25 (5.38%) VMware Engineer
9 24 (5.16%) Consultant
10 21 (4.52%) 3rd Line Support
11 19 (4.09%) AWS Engineer
11 19 (4.09%) Cloud Engineer
11 19 (4.09%) Windows Specialist
12 18 (3.87%) Support Analyst
13 17 (3.66%) 2nd Line Support
13 17 (3.66%) Desktop Support
13 17 (3.66%) IT Support
13 17 (3.66%) Windows Engineer
14 16 (3.44%) 3rd Line Engineer
14 16 (3.44%) Senior Network Engineer
Libraries, Frameworks & Software Standards
1 39 (8.39%) XML
2 23 (4.95%) FIX Protocol
3 20 (4.30%) Elastic Stack
4 18 (3.87%) JSON
5 16 (3.44%) LDAP
6 15 (3.23%) Kafka
6 15 (3.23%) Web Services
7 14 (3.01%) RESTful
8 12 (2.58%) YAML
9 9 (1.94%) 802.1X
9 9 (1.94%) Apache NiFi
9 9 (1.94%) Node.js
10 8 (1.72%) .NET
11 7 (1.51%) Middleware
11 7 (1.51%) XMPP
12 6 (1.29%) REST
13 5 (1.08%) HTML
13 5 (1.08%) React
13 5 (1.08%) SAML
13 5 (1.08%) SOAP
Miscellaneous
1 67 (14.41%) Data Centre
2 22 (4.73%) Management Information System
3 21 (4.52%) Video Conferencing
4 20 (4.30%) Hedge funds
5 18 (3.87%) Analytical Skills
6 15 (3.23%) Organisational Skills
7 12 (2.58%) PKI
8 11 (2.37%) Client/Server
9 10 (2.15%) Blackberry
9 10 (2.15%) Fixed Income
9 10 (2.15%) Public Cloud
9 10 (2.15%) Self-Motivation
10 9 (1.94%) Enterprise Storage
11 8 (1.72%) Clustering
11 8 (1.72%) EMC VNXe
11 8 (1.72%) FlexPod
11 8 (1.72%) VxBlock/Vblock
12 7 (1.51%) iPad
12 7 (1.51%) iPhone
13 6 (1.29%) Private Cloud
Operating Systems
1 211 (45.38%) Windows
2 147 (31.61%) Linux
3 113 (24.30%) Windows Server
4 71 (15.27%) Windows 10
5 52 (11.18%) Unix
6 49 (10.54%) Windows Server 2012
7 46 (9.89%) Windows Server 2016
8 39 (8.39%) Windows 7
9 32 (6.88%) Android
10 30 (6.45%) Windows Server 2008
11 27 (5.81%) CentOS
12 22 (4.73%) Red Hat Enterprise Linux
13 18 (3.87%) Oracle Linux
13 18 (3.87%) Ubuntu
14 14 (3.01%) Apple iOS
15 10 (2.15%) Mac OS
15 10 (2.15%) Mac OS X
16 9 (1.94%) Windows Server 2019
17 4 (0.86%) Solaris
17 4 (0.86%) SUSE
Processes & Methodologies
1 69 (14.84%) Infrastructure Engineering
2 61 (13.12%) ITIL
3 55 (11.83%) Problem-Solving
4 54 (11.61%) Agile Software Development
5 49 (10.54%) DevOps
6 39 (8.39%) Infrastructure as Code
7 28 (6.02%) Load Balancing
7 28 (6.02%) Mentoring
8 26 (5.59%) Change Management
9 25 (5.38%) Cybersecurity
9 25 (5.38%) Disaster Recovery
10 24 (5.16%) Configuration Management
11 21 (4.52%) Information Security
11 21 (4.52%) Patch Management
12 20 (4.30%) API Design
12 20 (4.30%) Proactive Monitoring
13 19 (4.09%) Change Control
13 19 (4.09%) Computer Science
13 19 (4.09%) Migration
14 18 (3.87%) Service Delivery
Programming Languages
1 116 (24.95%) PowerShell
2 94 (20.22%) Python
3 49 (10.54%) Bash Shell
4 48 (10.32%) SQL
5 27 (5.81%) Java
6 19 (4.09%) Perl
7 16 (3.44%) Ruby
8 14 (3.01%) Shell Script
9 11 (2.37%) Go
9 11 (2.37%) PHP
10 10 (2.15%) Groovy
10 10 (2.15%) VB
11 9 (1.94%) C
11 9 (1.94%) C#
12 7 (1.51%) JavaScript
13 5 (1.08%) R
14 4 (0.86%) AWK
14 4 (0.86%) Rust
14 4 (0.86%) TypeScript
15 3 (0.65%) C++
Qualifications
1 70 (15.05%) Cisco Certification
2 32 (6.88%) Degree
3 29 (6.24%) CCNP
4 27 (5.81%) CCNA
5 21 (4.52%) Microsoft Certification
6 18 (3.87%) CCIE
7 17 (3.66%) CISSP
8 14 (3.01%) CISM
9 12 (2.58%) Security Cleared
10 9 (1.94%) A+ Certification
11 8 (1.72%) AWS Certification
11 8 (1.72%) Computer Science Degree
11 8 (1.72%) MCP
11 8 (1.72%) MCSA
12 7 (1.51%) GIAC
12 7 (1.51%) SC Cleared
13 6 (1.29%) MCITP
13 6 (1.29%) MCSE
14 5 (1.08%) DV Cleared
14 5 (1.08%) VMware Certified Professional (VCP)
Quality Assurance & Compliance
1 23 (4.95%) QA
2 19 (4.09%) ISO/IEC 27001
3 18 (3.87%) SLA
4 4 (0.86%) GDPR
4 4 (0.86%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
5 3 (0.65%) FedRAMP
5 3 (0.65%) GRC
5 3 (0.65%) ISO 9001
5 3 (0.65%) ISO/IEC 20000
5 3 (0.65%) NIST
5 3 (0.65%) Sarbanes-Oxley
6 1 (0.22%) HIPAA
6 1 (0.22%) PCI DSS
System Software
1 175 (37.63%) Active Directory
2 107 (23.01%) VMware Infrastructure
3 39 (8.39%) Docker
4 36 (7.74%) XenDesktop
5 34 (7.31%) Hyper-V
6 27 (5.81%) VMware ESXi
6 27 (5.81%) vSphere
7 19 (4.09%) VMware NSX
8 14 (3.01%) XenApp
9 13 (2.80%) Virtual Servers
10 12 (2.58%) Microsoft Virtual Server
11 7 (1.51%) VMware Server
12 6 (1.29%) NFS
12 6 (1.29%) Terminal Services
12 6 (1.29%) VMware Workstation
13 5 (1.08%) Citrix Hypervisor
13 5 (1.08%) Forefront TMG
14 4 (0.86%) Virtual Machines
15 3 (0.65%) KVM
16 2 (0.43%) Virtual Desktop
Systems Management
1 64 (13.76%) Ansible
2 48 (10.32%) SCCM
3 44 (9.46%) Terraform
4 43 (9.25%) Kubernetes
5 36 (7.74%) Puppet
6 27 (5.81%) Opscode Chef
6 27 (5.81%) SCOM
7 26 (5.59%) Microsoft Intune
8 18 (3.87%) Prometheus
9 12 (2.58%) Nagios
9 12 (2.58%) WSUS
10 11 (2.37%) vCenter Server
11 10 (2.15%) Cisco CUCM
11 10 (2.15%) FortiGate
12 7 (1.51%) Nessus
13 5 (1.08%) Cisco Prime
13 5 (1.08%) ITRS Geneos
14 4 (0.86%) Docker Swarm
14 4 (0.86%) vMotion
15 3 (0.65%) Consul
Vendors
1 146 (31.40%) Microsoft
2 142 (30.54%) VMware
3 107 (23.01%) Cisco
4 65 (13.98%) Citrix
5 52 (11.18%) Palo Alto
6 34 (7.31%) Oracle
7 33 (7.10%) F5
8 31 (6.67%) Dell
9 30 (6.45%) CheckPoint
10 29 (6.24%) Apple
11 27 (5.81%) Red Hat
12 21 (4.52%) HP
12 21 (4.52%) Meraki
13 20 (4.30%) SolarWinds
14 16 (3.44%) Avaya
14 16 (3.44%) Fortinet
14 16 (3.44%) Tufin
15 15 (3.23%) EMC
15 15 (3.23%) Juniper
16 11 (2.37%) NetApp