Period
to 25 January 2020

The table below looks at the prevalence of the term Client/Server in contract job vacancies advertised in the City of London. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Client/Server over the 6 months to 25 January 2020 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
Central London > City of London
6 months to
25 Jan 2020
Same period 2019 Same period 2018
Rank 184 222 241
Rank change year-on-year +38 +19 -19
Contract jobs citing Client/Server 10 28 17
As % of all contract IT jobs advertised in the City of London 0.20% 0.41% 0.24%
As % of the Miscellaneous category 0.63% 1.04% 0.58%
Number of daily rates quoted 8 19 16
City of London median daily rate £538 £600 £463
Median daily rate % change year-on-year -10.42% +29.73% -2.63%
10th Percentile £320 £390 £388
90th Percentile £667 £643 £594
Central London median daily rate £538 £588 £475
% change year-on-year -8.51% +23.68% +5.56%
Number of hourly rates quoted 0 0 0
City of London median hourly rate - - -
Central London median hourly rate - - -

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 the City of London with a requirement for generic IT skills.

All Generic IT Skills
City of London
Contract vacancies with a requirement for generic IT skills 1,598 2,693 2,926
As % of all contract IT jobs advertised in the City of London 32.73% 39.36% 41.01%
Number of daily rates quoted 1,208 2,031 2,307
City of London median daily rate £525 £525 £525
10th Percentile £277 £281 £319
90th Percentile £700 £700 £725
Central London median daily rate £510 £525 £525
% change year-on-year -2.86% - +10.53%
Number of hourly rates quoted 32 52 41
City of London median hourly rate £21.00 £18.70 £22.50
Median hourly rate % change year-on-year +12.30% -16.89% +18.42%
10th Percentile £12.04 £13.03 £12.75
90th Percentile £52.25 £36.68 £38.50
Central London median hourly rate £22.03 £18.70 £22.26
% change year-on-year +17.81% -15.98% +17.14%

Client/Server
Job Vacancy Trend in the City of London

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

Job vacancy trend for Client/Server in the City of London

Client/Server
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 Client/Server in the City of London.

Contractor daily rate trend for Client/Server in the City of London

Client/Server
Contractor Daily Rate Histogram in the City of London

The daily rate distribution of IT jobs citing Client/Server in the City of London over the 6 months to 25 January 2020.

Contractor daily rate histogram for Client/Server in the City of London

Client/Server
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 Client/Server in the City of London.

Contractor hourly rate trend for Client/Server in the City of London

For the 6 months to 25 January 2020, 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 City of London region with a requirement for Client/Server.

1 5 (50.00%) Windows
2 3 (30.00%) SQL
2 3 (30.00%) Agile Software Development
2 3 (30.00%) Python
3 2 (20.00%) User Acceptance Testing
3 2 (20.00%) REST
3 2 (20.00%) Data Transformation
3 2 (20.00%) Relational Database
3 2 (20.00%) Migration
3 2 (20.00%) Degree
3 2 (20.00%) JSON
3 2 (20.00%) Computer Science
3 2 (20.00%) Data Mapping
3 2 (20.00%) SOAP
3 2 (20.00%) Web Services
3 2 (20.00%) Linux
3 2 (20.00%) C#
3 2 (20.00%) EDI
3 2 (20.00%) ETL
3 2 (20.00%) VoIP
3 2 (20.00%) HTTP
4 1 (10.00%) TCP/IP
4 1 (10.00%) DNS
4 1 (10.00%) Microsoft
4 1 (10.00%) Active Directory
4 1 (10.00%) Mac OS X
4 1 (10.00%) Internet
4 1 (10.00%) Firewall
4 1 (10.00%) Wi-Fi
4 1 (10.00%) Risk Management

Client/Server
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 1 (10.00%) CMS
Communications & Networking
1 2 (20.00%) HTTP
1 2 (20.00%) VoIP
2 1 (10.00%) DHCP
2 1 (10.00%) DNS
2 1 (10.00%) Firewall
2 1 (10.00%) FTP
2 1 (10.00%) Internet
2 1 (10.00%) TCP/IP
2 1 (10.00%) Wi-Fi
Database & Business Intelligence
1 2 (20.00%) Relational Database
2 1 (10.00%) Crystal Reports
2 1 (10.00%) Data Warehouse
2 1 (10.00%) InterSystems Cache
2 1 (10.00%) MS Access
2 1 (10.00%) MySQL
2 1 (10.00%) NoSQL
2 1 (10.00%) SQL Server
General
1 1 (10.00%) Finance
1 1 (10.00%) Legal
Job Titles
1 4 (40.00%) Developer
2 2 (20.00%) Analyst
2 2 (20.00%) Technical Analyst
3 1 (10.00%) Data Business Analyst
3 1 (10.00%) Delivery Manager
3 1 (10.00%) Digital Analyst
3 1 (10.00%) Infrastructure Manager
3 1 (10.00%) IT Infrastructure Manager
3 1 (10.00%) IT Infrastructure Project Manager
3 1 (10.00%) IT Project Manager
3 1 (10.00%) Open Source Developer
3 1 (10.00%) Quantitative Developer
3 1 (10.00%) SCCM Engineer
3 1 (10.00%) SQL Analyst
3 1 (10.00%) SQL Data Analyst
3 1 (10.00%) Technical Business Analyst
3 1 (10.00%) Technical Services Analyst
3 1 (10.00%) Web Analyst
3 1 (10.00%) Web Business Analyst
3 1 (10.00%) Windows Engineer
Libraries, Frameworks & Software Standards
1 2 (20.00%) EDI
1 2 (20.00%) JSON
1 2 (20.00%) REST
1 2 (20.00%) SOAP
1 2 (20.00%) Web Services
2 1 (10.00%) .NET
2 1 (10.00%) ODBC
2 1 (10.00%) RESTful
Miscellaneous
1 1 (10.00%) Algorithms
1 1 (10.00%) PACS
1 1 (10.00%) User Experience
Operating Systems
1 5 (50.00%) Windows
2 2 (20.00%) Linux
3 1 (10.00%) Mac OS X
3 1 (10.00%) Unix
3 1 (10.00%) Windows 10
3 1 (10.00%) Windows 7
Processes & Methodologies
1 3 (30.00%) Agile Software Development
2 2 (20.00%) Computer Science
2 2 (20.00%) Data Mapping
2 2 (20.00%) Data Transformation
2 2 (20.00%) ETL
2 2 (20.00%) Migration
2 2 (20.00%) User Acceptance Testing
3 1 (10.00%) Continuous Integration
3 1 (10.00%) Data Science
3 1 (10.00%) DevOps
3 1 (10.00%) Functional Programming
3 1 (10.00%) Infrastructure Engineering
3 1 (10.00%) Infrastructure Transformation
3 1 (10.00%) Microservices
3 1 (10.00%) Open Source
3 1 (10.00%) OpenUP
3 1 (10.00%) Performance Testing
3 1 (10.00%) Problem-Solving
3 1 (10.00%) Server Virtualisation
3 1 (10.00%) Unit Testing
Programming Languages
1 3 (30.00%) Python
1 3 (30.00%) SQL
2 2 (20.00%) C#
3 1 (10.00%) Bash Shell
3 1 (10.00%) F#
3 1 (10.00%) Java
3 1 (10.00%) PowerShell
3 1 (10.00%) VB
3 1 (10.00%) VB6
Qualifications
1 2 (20.00%) Degree
2 1 (10.00%) Computer Science Degree
2 1 (10.00%) Master's Degree
Quality Assurance & Compliance
1 1 (10.00%) DICOM
1 1 (10.00%) HL7
1 1 (10.00%) PMO
1 1 (10.00%) QA
System Software
1 1 (10.00%) Active Directory
1 1 (10.00%) Virtual Desktop
1 1 (10.00%) VMware Infrastructure
Systems Management
1 1 (10.00%) SCCM
Vendors
1 1 (10.00%) InterSystems
1 1 (10.00%) Microsoft
1 1 (10.00%) VMware