Period
to 17 January 2019

The following table provides summary statistics for contract job vacancies advertised in the City of London with a requirement for TCP/IP skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited TCP/IP over the 6 months to 17 January 2019 with a comparison to the same period in the previous 2 years.

Note that daily and hourly rates are treated separately in these statistics. When calculating contractor rate percentiles, daily rates are never derived from quoted hourly rates or vice versa.

Transmission Control Protocol/Internet Protocol (TCP/IP)
Central London > City of London
6 months to
17 Jan 2019
Same period 2018 Same period 2017
Rank 155 167 145
Rank change year-on-year +12 -22 +2
Contract jobs citing TCP/IP 98 84 91
As % of all contract IT jobs advertised in the City of London 1.44% 1.19% 1.45%
As % of the Communications & Networking category 13.50% 11.44% 10.62%
Number of daily rates quoted 81 68 65
City of London median daily rate £450 £513 £413
Median daily rate % change year-on-year -12.20% +24.24% -2.94%
10th Percentile £206 £209 £278
90th Percentile £675 £679 £575
Central London median daily rate £425 £500 £450
% change year-on-year -15.00% +11.11% +9.09%
Number of hourly rates quoted 5 1 0
City of London median hourly rate £25.00 £10.00 -
Median hourly rate % change year-on-year +150.00% - -
Central London median hourly rate £25.00 £10.00 -
% change year-on-year +150.00% - -

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 contract job vacancies advertised in the City of London with a requirement for communications or computer networking skills.

All Communications and Computer Networking Skills
City of London
Contract vacancies with a requirement for communications or computer networking skills 726 734 857
As % of all contract IT jobs advertised in the City of London 10.67% 10.39% 13.70%
Number of daily rates quoted 554 576 660
City of London median daily rate £425 £450 £450
Median daily rate % change year-on-year -5.56% - +5.88%
10th Percentile £163 £225 £302
90th Percentile £634 £625 £588
Central London median daily rate £425 £450 £450
% change year-on-year -5.56% - +5.88%
Number of hourly rates quoted 31 15 13
City of London median hourly rate £19.00 £17.00 £19.92
Median hourly rate % change year-on-year +11.76% -14.66% -2.83%
10th Percentile £13.00 £11.25 £13.33
90th Percentile £25.50 £22.85 £55.00
Central London median hourly rate £18.88 £16.50 £19.00
% change year-on-year +14.42% -13.16% -2.56%

TCP/IP
Job Vacancy Trend in the City of London

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

Job vacancy trend for TCP/IP in the City of London

TCP/IP
Contractor Daily Rate Trend in the City of London

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing TCP/IP in the City of London.

Contractor daily rate trend for TCP/IP in the City of London

TCP/IP
Contractor Daily Rate Histogram in the City of London

The daily rate distribution of IT jobs citing TCP/IP in the City of London over the 6 months to 17 January 2019.

Contractor daily rate histogram for TCP/IP in the City of London

TCP/IP
Contractor Hourly Rate Trend in the City of London

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing TCP/IP in the City of London.

Contractor hourly rate trend for TCP/IP in the City of London

For the 6 months to 17 January 2019, IT contractor 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 contract job ads across the City of London region with a requirement for TCP/IP.

1 61 (62.24%) DNS
2 46 (46.94%) Windows
3 34 (34.69%) Linux
3 34 (34.69%) WAN
3 34 (34.69%) LAN
3 34 (34.69%) SSL
4 33 (33.67%) HTTP
5 32 (32.65%) Cisco
6 31 (31.63%) DHCP
7 30 (30.61%) Microsoft
7 30 (30.61%) Java
8 28 (28.57%) FTP
8 28 (28.57%) Git (software)
8 28 (28.57%) Amazon AWS
9 27 (27.55%) Spring
10 26 (26.53%) SOAP
10 26 (26.53%) Guice
11 25 (25.51%) Docker
11 25 (25.51%) Firewall
12 24 (24.49%) CSS
12 24 (24.49%) JavaScript
12 24 (24.49%) HTML
12 24 (24.49%) Microservices
12 24 (24.49%) gulp
12 24 (24.49%) OWASP
12 24 (24.49%) HTML5
12 24 (24.49%) REST
12 24 (24.49%) AngularJS
12 24 (24.49%) Gradle
13 23 (23.47%) Ember.js

TCP/IP
Co-occurring IT Skills in the City of 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 22 (22.45%) Elasticsearch
2 13 (13.27%) Apache Spark
3 9 (9.18%) Apache
3 9 (9.18%) MS Exchange
4 8 (8.16%) SharePoint
5 5 (5.10%) IIS
6 4 (4.08%) nginx
7 3 (3.06%) Exchange Server 2013
7 3 (3.06%) JBoss
7 3 (3.06%) Tomcat
8 2 (2.04%) Exchange Server 2007
8 2 (2.04%) Exchange Server 2010
8 2 (2.04%) Jetty
8 2 (2.04%) Mongrel
8 2 (2.04%) Skype for Business
8 2 (2.04%) WebSphere
9 1 (1.02%) OpenStack
9 1 (1.02%) WebLogic
9 1 (1.02%) WebSphere Application Server
9 1 (1.02%) WordPress
Applications
1 9 (9.18%) Microsoft Office
2 1 (1.02%) Microsoft Excel
Business Applications
1 3 (3.06%) SAP GTS
Cloud Services
1 28 (28.57%) Amazon AWS
2 23 (23.47%) Heroku
3 11 (11.22%) Office 365
4 7 (7.14%) Microsoft Azure
5 4 (4.08%) Google Cloud Platform
6 2 (2.04%) Amazon EC2
6 2 (2.04%) Google App Engine
7 1 (1.02%) GitHub
7 1 (1.02%) Google Analytics
Communications & Networking
1 61 (62.24%) DNS
2 34 (34.69%) LAN
2 34 (34.69%) SSL
2 34 (34.69%) WAN
3 33 (33.67%) HTTP
4 31 (31.63%) DHCP
5 28 (28.57%) FTP
6 25 (25.51%) Firewall
7 21 (21.43%) OSPF
7 21 (21.43%) Wireless
8 20 (20.41%) VPN
9 19 (19.39%) BGP
10 14 (14.29%) Cisco IOS
11 13 (13.27%) Cisco Nexus
12 11 (11.22%) IPsec
13 10 (10.20%) Cisco ASA
13 10 (10.20%) Ethernet
13 10 (10.20%) VoIP
14 9 (9.18%) MPLS
14 9 (9.18%) Network Security
Database & Business Intelligence
1 23 (23.47%) MongoDB
2 13 (13.27%) Apache Cassandra
2 13 (13.27%) Big Data
2 13 (13.27%) Hadoop
3 9 (9.18%) PostgreSQL
3 9 (9.18%) SQL Server
4 3 (3.06%) MySQL
4 3 (3.06%) SQL Server 2012
5 2 (2.04%) NoSQL
6 1 (1.02%) MS Access
6 1 (1.02%) RDBMS
6 1 (1.02%) Relational Database
6 1 (1.02%) SQL Server Analysis Services
6 1 (1.02%) SQL Server Integration Services
6 1 (1.02%) SQL Server Reporting Services
Development Applications
1 28 (28.57%) Git (software)
2 24 (24.49%) Gradle
2 24 (24.49%) gulp
3 23 (23.47%) GitLab
4 10 (10.20%) Gatling
5 9 (9.18%) Geb
5 9 (9.18%) Spock
6 7 (7.14%) Jenkins
7 4 (4.08%) JUnit
7 4 (4.08%) Sonatype Nexus
8 3 (3.06%) Mockito
9 2 (2.04%) Travis CI
10 1 (1.02%) Cucumber
10 1 (1.02%) Eclipse
10 1 (1.02%) IntelliJ
10 1 (1.02%) Maven
10 1 (1.02%) Selenium
10 1 (1.02%) SonarQube
10 1 (1.02%) Vagrant
10 1 (1.02%) Visual Studio
General
1 21 (21.43%) Finance
2 5 (5.10%) Spanish Language
2 5 (5.10%) Telecoms
3 4 (4.08%) Manufacturing
4 3 (3.06%) Back Office
4 3 (3.06%) Financial Institution
4 3 (3.06%) Legal
5 2 (2.04%) Banking
5 2 (2.04%) Law
5 2 (2.04%) Retail Banking
6 1 (1.02%) Retail
Job Titles
1 24 (24.49%) Developer
2 23 (23.47%) Java Developer
3 18 (18.37%) Network Engineer
4 14 (14.29%) Agile Developer
4 14 (14.29%) Agile Java Developer
5 13 (13.27%) Support Engineer
6 12 (12.24%) Analyst
6 12 (12.24%) Senior Developer
6 12 (12.24%) Senior Java Developer
6 12 (12.24%) Technical Leader
7 11 (11.22%) Infrastructure Engineer
8 9 (9.18%) Lead Developer
8 9 (9.18%) Lead Java Developer
8 9 (9.18%) Technical Developer
9 8 (8.16%) Desktop Support
9 8 (8.16%) IT Support
10 7 (7.14%) Desktop Engineer
10 7 (7.14%) Desktop Support Engineer
10 7 (7.14%) Support Analyst
11 6 (6.12%) Cisco Engineer
Libraries, Frameworks & Software Standards
1 27 (27.55%) Spring
2 26 (26.53%) Guice
2 26 (26.53%) SOAP
3 24 (24.49%) AngularJS
3 24 (24.49%) CSS
3 24 (24.49%) HTML
3 24 (24.49%) HTML5
3 24 (24.49%) REST
4 23 (23.47%) Dropwizard
4 23 (23.47%) Ember.js
4 23 (23.47%) OAuth
4 23 (23.47%) OAuth2
4 23 (23.47%) Ratpack
4 23 (23.47%) Spring Boot
5 13 (13.27%) Kafka
6 9 (9.18%) WireMock
7 4 (4.08%) 802.1X
8 3 (3.06%) .NET
8 3 (3.06%) Servlets
8 3 (3.06%) Web Services
Miscellaneous
1 13 (13.27%) Data Centre
2 7 (7.14%) Analytical Skills
2 7 (7.14%) iPhone
3 6 (6.12%) iPad
4 5 (5.10%) Blackberry
4 5 (5.10%) Video Conferencing
5 3 (3.06%) Clustering
5 3 (3.06%) Replication
5 3 (3.06%) Smartphone
6 2 (2.04%) EMC VNX
6 2 (2.04%) Management Information System
6 2 (2.04%) PKI
7 1 (1.02%) Cyberthreat
7 1 (1.02%) Fat Client
7 1 (1.02%) Greenfield Project
7 1 (1.02%) Private Cloud
7 1 (1.02%) Public Cloud
7 1 (1.02%) RSA SecurID
7 1 (1.02%) Thin Client
Operating Systems
1 46 (46.94%) Windows
2 34 (34.69%) Linux
3 20 (20.41%) Windows Server
4 18 (18.37%) Unix
4 18 (18.37%) Windows 7
5 14 (14.29%) Windows 10
6 8 (8.16%) Mac OS X
6 8 (8.16%) Windows Server 2008
7 5 (5.10%) Windows Server 2012
8 3 (3.06%) Android
8 3 (3.06%) Apple iOS
8 3 (3.06%) Mac OS
8 3 (3.06%) Mac OS X Server
9 2 (2.04%) Windows 8
10 1 (1.02%) Ubuntu
10 1 (1.02%) Windows Phone
Processes & Methodologies
1 24 (24.49%) Microservices
1 24 (24.49%) OWASP
2 23 (23.47%) Domain-Driven Design
3 16 (16.33%) ITIL
4 15 (15.31%) Agile Software Development
5 13 (13.27%) Infrastructure Engineering
6 12 (12.24%) TDD
7 11 (11.22%) Problem-Solving
8 10 (10.20%) Network Design
9 9 (9.18%) BDD
9 9 (9.18%) Digital Transformation Programme
9 9 (9.18%) Software Engineering
10 8 (8.16%) Root Cause Analysis
11 7 (7.14%) Continuous Integration
11 7 (7.14%) Information Security
11 7 (7.14%) Migration
11 7 (7.14%) Network Monitoring
12 6 (6.12%) Configuration Management
12 6 (6.12%) Load Balancing
13 5 (5.10%) Project Management
Programming Languages
1 30 (30.61%) Java
2 24 (24.49%) JavaScript
3 23 (23.47%) ES6
3 23 (23.47%) Java 8
3 23 (23.47%) TypeScript
4 9 (9.18%) SQL
5 7 (7.14%) Perl
6 6 (6.12%) PowerShell
7 4 (4.08%) Python
8 3 (3.06%) Bash Shell
9 2 (2.04%) PHP
10 1 (1.02%) C
10 1 (1.02%) C#
10 1 (1.02%) Go
10 1 (1.02%) Groovy
10 1 (1.02%) Haskell
10 1 (1.02%) Ruby
10 1 (1.02%) Scala
10 1 (1.02%) Shell Script
Qualifications
1 21 (21.43%) Cisco Certification
2 16 (16.33%) Microsoft Certification
3 12 (12.24%) CCNA
3 12 (12.24%) CCNP
4 6 (6.12%) CCIE
5 5 (5.10%) MCSA
6 4 (4.08%) CCIE Routing and Switching
6 4 (4.08%) GIAC
6 4 (4.08%) Security Cleared
7 3 (3.06%) ACSP
7 3 (3.06%) ACTC
7 3 (3.06%) ITIL Certification
7 3 (3.06%) MCSE
7 3 (3.06%) SC Cleared
8 2 (2.04%) BC Cleared
8 2 (2.04%) BPSS Clearance
8 2 (2.04%) CCSE
8 2 (2.04%) Degree
8 2 (2.04%) MCITP
8 2 (2.04%) MCTS
Quality Assurance & Compliance
1 7 (7.14%) SLA
2 3 (3.06%) PMO
3 2 (2.04%) GDPR
3 2 (2.04%) ISO/IEC 27001
3 2 (2.04%) PCI DSS
4 1 (1.02%) Cyber Essentials
4 1 (1.02%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
System Software
1 25 (25.51%) Docker
2 20 (20.41%) Active Directory
3 11 (11.22%) VMware Infrastructure
4 8 (8.16%) Hyper-V
5 5 (5.10%) BitLocker
6 3 (3.06%) Virtual Desktop
6 3 (3.06%) Virtual Servers
6 3 (3.06%) Xen
7 1 (1.02%) VMware ESXi
7 1 (1.02%) VMware Server
Systems Management
1 23 (23.47%) Docker Swarm
2 15 (15.31%) Kubernetes
3 6 (6.12%) Nagios
4 5 (5.10%) McAfee ePO
5 4 (4.08%) Puppet
6 3 (3.06%) Ansible
6 3 (3.06%) Failover Clustering
6 3 (3.06%) Microsoft Clustering
6 3 (3.06%) SCCM
7 2 (2.04%) Backup Exec
7 2 (2.04%) Rundeck
7 2 (2.04%) Terraform
7 2 (2.04%) vMotion
8 1 (1.02%) Cacti
8 1 (1.02%) Grafana
8 1 (1.02%) Kibana
8 1 (1.02%) Nessus
8 1 (1.02%) Network Intrusion Detection System
8 1 (1.02%) Opscode Chef
8 1 (1.02%) QRadar
Vendors
1 32 (32.65%) Cisco
2 30 (30.61%) Microsoft
3 16 (16.33%) VMware
4 10 (10.20%) CheckPoint
4 10 (10.20%) F5
5 8 (8.16%) Apple
5 8 (8.16%) Citrix
5 8 (8.16%) Juniper
5 8 (8.16%) SolarWinds
6 7 (7.14%) Meraki
6 7 (7.14%) Palo Alto
7 5 (5.10%) Google
7 5 (5.10%) McAfee
7 5 (5.10%) Riverbed
7 5 (5.10%) Ruckus Wireless
8 4 (4.08%) Dell
8 4 (4.08%) Ivanti
9 3 (3.06%) Infoblox
9 3 (3.06%) Oracle
9 3 (3.06%) SAP