Period
to 22 March 2019

The table below looks at the prevalence of the term Client/Server in contract job vacancies advertised in London. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Client/Server over the 6 months to 22 March 2019 with a comparison to the same period over 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.

Client Server
England > London
6 months to
22 Mar 2019
Same period 2018 Same period 2017
Rank 533 530 482
Rank change year-on-year -3 -48 -10
Contract jobs citing Client/Server 90 116 112
As % of all contract IT jobs advertised in London 0.21% 0.25% 0.28%
As % of the Miscellaneous category 0.57% 0.66% 0.77%
Number of daily rates quoted 63 98 76
London median daily rate £525 £400 £415
Median daily rate % change year-on-year +31.25% -3.61% -12.63%
10th Percentile £313 £348 £180
90th Percentile £638 £622 £575
England median daily rate £455 £400 £425
% change year-on-year +13.75% -5.88% +6.25%
Number of hourly rates quoted 0 1 2
London median hourly rate - £41.41 £17.50
Median hourly rate % change year-on-year - +136.63% -35.94%
England median hourly rate £40.00 £45.00 £17.00
% change year-on-year -11.11% +164.71% -41.38%

Client/Server is in the Generic IT Skills category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in London with a requirement for generic IT skills.

All Generic IT Skills
London
Contract vacancies with a requirement for generic IT skills 15,850 17,449 14,584
As % of all contract IT jobs advertised in London 36.83% 37.39% 36.22%
Number of daily rates quoted 11,311 12,568 10,169
London median daily rate £525 £500 £475
Median daily rate % change year-on-year +5.00% +5.26% +2.15%
10th Percentile £324 £313 £300
90th Percentile £700 £688 £673
England median daily rate £475 £465 £440
% change year-on-year +2.15% +5.68% +3.53%
Number of hourly rates quoted 249 294 250
London median hourly rate £23.50 £22.50 £24.21
Median hourly rate % change year-on-year +4.44% -7.04% +21.03%
10th Percentile £13.20 £12.38 £12.73
90th Percentile £50.06 £48.43 £51.25
England median hourly rate £20.25 £21.90 £20.00
% change year-on-year -7.56% +9.50% -

Client/Server
Job Vacancy Trend in London

Job postings citing Client/Server as a percentage of all IT jobs advertised in London.

Job vacancy trend for Client/Server in London

Client/Server
Contractor Daily Rate Trend in London

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing Client/Server in London.

Contractor daily rate trend for Client/Server in London

Client/Server
Contractor Daily Rate Histogram in London

The daily rate distribution of IT jobs citing Client/Server in London over the 6 months to 22 March 2019.

Contractor daily rate histogram for Client/Server in London

Client/Server
Contractor Hourly Rate Trend in London

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing Client/Server in London.

Contractor hourly rate trend for Client/Server in London

Client/Server
Contract Job Locations in London

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Client/Server within the London region over the 6 months to 22 March 2019. 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
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
Central London +15 33 £600 +26.32% 1
West London +20 2 £306 -
Client/Server
England

For the 6 months to 22 March 2019, IT contractor jobs citing Client/Server 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 London region with a requirement for Client/Server.

1 41 (45.56%) Linux
1 41 (45.56%) Finance
2 38 (42.22%) SQL
3 31 (34.44%) Python
4 26 (28.89%) Agile Software Development
4 26 (28.89%) Data Structures
4 26 (28.89%) Algorithms
5 23 (25.56%) C++
6 21 (23.33%) Hedge funds
6 21 (23.33%) NumPy
6 21 (23.33%) OO
6 21 (23.33%) OOD
6 21 (23.33%) IPython
6 21 (23.33%) Cython
6 21 (23.33%) Flask
6 21 (23.33%) Pandas
6 21 (23.33%) Automated Trading
6 21 (23.33%) Backtesting
7 18 (20.00%) C#
7 18 (20.00%) Java
8 14 (15.56%) JavaScript
8 14 (15.56%) .NET
8 14 (15.56%) Migration
9 13 (14.44%) Microsoft
9 13 (14.44%) Software Engineering
10 12 (13.33%) TDD
10 12 (13.33%) QA
10 12 (13.33%) RESTful
10 12 (13.33%) SQL Server
10 12 (13.33%) Docker

Client/Server
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 21 (23.33%) IPython
2 9 (10.00%) Elasticsearch
3 4 (4.44%) IIS
3 4 (4.44%) WebSphere
4 3 (3.33%) CMS
4 3 (3.33%) Confluence
4 3 (3.33%) OpenStack
5 2 (2.22%) Oracle SOA Suite
5 2 (2.22%) SharePoint
5 2 (2.22%) Tornado
6 1 (1.11%) Cloud Foundry
6 1 (1.11%) Oracle Coherence
6 1 (1.11%) SharePoint 2013
Applications
1 5 (5.56%) Microsoft Office
2 2 (2.22%) Adobe Illustrator
2 2 (2.22%) GIMP
2 2 (2.22%) Microsoft Excel
2 2 (2.22%) Microsoft PowerPoint
2 2 (2.22%) Microsoft Project
2 2 (2.22%) Photoshop
3 1 (1.11%) InfoPath
3 1 (1.11%) MS Visio
3 1 (1.11%) OmniGraffle
Business Applications
1 2 (2.22%) Infor SunSystems
2 1 (1.11%) Magento
2 1 (1.11%) SAP Oil and Gas
Cloud Services
1 9 (10.00%) Microsoft Azure
2 6 (6.67%) Amazon AWS
3 4 (4.44%) GitHub
4 1 (1.11%) Azure Active Directory
4 1 (1.11%) IaaS
4 1 (1.11%) npm
4 1 (1.11%) PaaS
4 1 (1.11%) SaaS
Communications & Networking
1 4 (4.44%) Internet
2 3 (3.33%) DNS
2 3 (3.33%) LAN
3 2 (2.22%) DHCP
3 2 (2.22%) Firewall
3 2 (2.22%) FTP
3 2 (2.22%) HTTP
3 2 (2.22%) WAN
4 1 (1.11%) AMQP
4 1 (1.11%) DMZ
4 1 (1.11%) SAN
4 1 (1.11%) SSL
4 1 (1.11%) TCP/IP
4 1 (1.11%) VPN
4 1 (1.11%) Wireless
Database & Business Intelligence
1 12 (13.33%) SQL Server
2 10 (11.11%) PostgreSQL
3 5 (5.56%) MySQL
3 5 (5.56%) Relational Database
4 4 (4.44%) MongoDB
5 3 (3.33%) Power BI
6 2 (2.22%) Data Warehouse
6 2 (2.22%) KDB
6 2 (2.22%) NoSQL
6 2 (2.22%) Qlik Sense
6 2 (2.22%) QlikView
6 2 (2.22%) RDBMS
6 2 (2.22%) Redis
7 1 (1.11%) Big Data
7 1 (1.11%) IDOL
7 1 (1.11%) Ingres
7 1 (1.11%) Oracle Exadata
7 1 (1.11%) SQL Server 2008
7 1 (1.11%) SQL Server Integration Services
7 1 (1.11%) SQL Server Reporting Services
Development Applications
1 10 (11.11%) Jenkins
1 10 (11.11%) JIRA
2 7 (7.78%) Git (software)
3 2 (2.22%) Cucumber
3 2 (2.22%) TeamCity
3 2 (2.22%) TestRail
4 1 (1.11%) Atlassian Bamboo
4 1 (1.11%) Bitbucket
4 1 (1.11%) gulp
4 1 (1.11%) RSpec
4 1 (1.11%) webpack
General
1 41 (45.56%) Finance
2 8 (8.89%) Banking
3 5 (5.56%) Investment Banking
4 3 (3.33%) Front Office
5 2 (2.22%) Back Office
5 2 (2.22%) Games
5 2 (2.22%) Law
5 2 (2.22%) Manufacturing
5 2 (2.22%) Retail
5 2 (2.22%) Telecoms
6 1 (1.11%) Publishing
Job Titles
1 41 (45.56%) Developer
2 22 (24.44%) Python Developer
3 21 (23.33%) Quantitative Developer
4 13 (14.44%) Analyst
5 8 (8.89%) DevOps Engineer
6 6 (6.67%) Test Analyst
7 5 (5.56%) .NET Developer
7 5 (5.56%) Applications Support
7 5 (5.56%) C# Developer
7 5 (5.56%) Charles River Analyst
7 5 (5.56%) Senior Developer
7 5 (5.56%) Software Engineer
8 4 (4.44%) Architect
8 4 (4.44%) Project Manager
8 4 (4.44%) Systems Analyst
9 3 (3.33%) Applications Support Analyst
9 3 (3.33%) Infrastructure Manager
9 3 (3.33%) Lead Developer
9 3 (3.33%) Operations Analyst
9 3 (3.33%) Support Analyst
Libraries, Frameworks & Software Standards
1 21 (23.33%) Flask
1 21 (23.33%) NumPy
1 21 (23.33%) Pandas
2 14 (15.56%) .NET
3 12 (13.33%) RESTful
4 10 (11.11%) AngularJS
4 10 (11.11%) ASP.NET
4 10 (11.11%) React
5 8 (8.89%) Kafka
5 8 (8.89%) RabbitMQ
6 7 (7.78%) ASP.NET Core
6 7 (7.78%) Vue.js
7 5 (5.56%) .NET Framework
7 5 (5.56%) CSS
7 5 (5.56%) HTML
8 4 (4.44%) GraphQL
8 4 (4.44%) Spring
8 4 (4.44%) Web Services
9 3 (3.33%) Node.js
9 3 (3.33%) XML
Miscellaneous
1 26 (28.89%) Algorithms
1 26 (28.89%) Data Structures
2 21 (23.33%) Hedge funds
3 11 (12.22%) Mainframe
4 7 (7.78%) Derivative
5 6 (6.67%) Fixed Income
5 6 (6.67%) User Experience
6 3 (3.33%) Analytical Skills
6 3 (3.33%) Data Centre
6 3 (3.33%) Fintech
6 3 (3.33%) Mobile App
6 3 (3.33%) Self-Motivation
7 2 (2.22%) Blog
7 2 (2.22%) Digital Wallet
7 2 (2.22%) Foreign Exchange (FX)
7 2 (2.22%) Mobile Payment
7 2 (2.22%) Private Cloud
7 2 (2.22%) Social Media
8 1 (1.11%) Enterprise Storage
8 1 (1.11%) Equity Derivative
Operating Systems
1 41 (45.56%) Linux
2 11 (12.22%) Unix
3 10 (11.11%) Windows
4 5 (5.56%) Android
4 5 (5.56%) Apple iOS
5 4 (4.44%) Windows Server
6 3 (3.33%) Red Hat Enterprise Linux
7 2 (2.22%) AIX
7 2 (2.22%) Solaris
8 1 (1.11%) Windows 10
8 1 (1.11%) Windows Server 2008
8 1 (1.11%) Windows Server 2012
Processes & Methodologies
1 26 (28.89%) Agile Software Development
2 21 (23.33%) Automated Trading
2 21 (23.33%) Backtesting
2 21 (23.33%) OO
2 21 (23.33%) OOD
3 14 (15.56%) Migration
4 13 (14.44%) Software Engineering
5 12 (13.33%) TDD
6 11 (12.22%) Computer Science
6 11 (12.22%) Unit Testing
7 10 (11.11%) DevOps
7 10 (11.11%) Microservices
8 9 (10.00%) Configuration Management
8 9 (10.00%) Open Source
8 9 (10.00%) Pair Programming
8 9 (10.00%) Test Scripting
8 9 (10.00%) User Acceptance Testing
9 8 (8.89%) Regression Testing
9 8 (8.89%) System Testing
9 8 (8.89%) Validation
Programming Languages
1 38 (42.22%) SQL
2 31 (34.44%) Python
3 23 (25.56%) C++
4 21 (23.33%) Cython
5 18 (20.00%) C#
5 18 (20.00%) Java
6 14 (15.56%) JavaScript
7 4 (4.44%) PowerShell
8 2 (2.22%) ActionScript
8 2 (2.22%) ActionScript 2.0
8 2 (2.22%) C
8 2 (2.22%) Java 8
8 2 (2.22%) R
8 2 (2.22%) Ruby
8 2 (2.22%) VB
9 1 (1.11%) Bash Shell
9 1 (1.11%) Erlang
9 1 (1.11%) PHP
9 1 (1.11%) Shell Script
Qualifications
1 10 (11.11%) Degree
2 3 (3.33%) ISEB
3 2 (2.22%) Computer Science Degree
3 2 (2.22%) PRINCE2 Certification
4 1 (1.11%) CISA
4 1 (1.11%) CISM
4 1 (1.11%) CISSP
4 1 (1.11%) CRISC
4 1 (1.11%) Microsoft Certification
4 1 (1.11%) SC Cleared
4 1 (1.11%) Security Cleared
Quality Assurance & Compliance
1 12 (13.33%) QA
2 2 (2.22%) Sarbanes-Oxley
3 1 (1.11%) Cyber Essentials
3 1 (1.11%) HL7
3 1 (1.11%) ISO/IEC 27001
System Software
1 12 (13.33%) Docker
2 4 (4.44%) Active Directory
3 2 (2.22%) Microsoft App-V
3 2 (2.22%) VMware Infrastructure
3 2 (2.22%) XenApp
3 2 (2.22%) XenDesktop
4 1 (1.11%) Virtual Machines
4 1 (1.11%) VMware ESXi
4 1 (1.11%) zsh
Systems Management
1 11 (12.22%) Kubernetes
2 9 (10.00%) Terraform
3 8 (8.89%) Puppet
4 7 (7.78%) Consul
5 5 (5.56%) HP ALM
6 3 (3.33%) Thomson Reuters DACS
7 2 (2.22%) SCCM
8 1 (1.11%) Microsoft Intune
8 1 (1.11%) Opscode Chef
Vendors
1 13 (14.44%) Microsoft
2 6 (6.67%) Charles River
3 5 (5.56%) HP
3 5 (5.56%) Oracle
4 4 (4.44%) VMware
5 3 (3.33%) Bloomberg
5 3 (3.33%) Reuters
5 3 (3.33%) Trayport
6 2 (2.22%) Adobe
6 2 (2.22%) Alteryx
6 2 (2.22%) Axway
6 2 (2.22%) Citrix
6 2 (2.22%) Infor
6 2 (2.22%) Sun
7 1 (1.11%) Cisco
7 1 (1.11%) EMC
7 1 (1.11%) iManage
7 1 (1.11%) Juniper
7 1 (1.11%) Red Hat
7 1 (1.11%) ServiceNow