Period
to 24 May 2020

The table below looks at the prevalence of the term Client/Server in permanent job vacancies advertised in London. Included is a benchmarking guide to the salaries offered in vacancies that have cited Client/Server over the 6 months to 24 May 2020 with a comparison to the same period over the previous 2 years.

Client Server
England > London
6 months to
24 May 2020
Same period 2019 Same period 2018
Rank 492 555 548
Rank change year-on-year +63 -7 -137
Permanent jobs citing Client/Server 130 202 286
As % of all permanent jobs advertised in London 0.34% 0.34% 0.41%
As % of the Miscellaneous category 0.81% 0.84% 0.96%
Number of salaries quoted 113 182 275
Median annual salary £65,000 £67,500 £55,000
Median salary % change year-on-year -3.70% +22.73% -
10th Percentile £35,500 £41,425 £32,500
90th Percentile £95,000 £88,750 £78,750
England median annual salary £52,500 £50,000 £50,000
% change year-on-year +5.00% - +5.26%

Client/Server is in the Generic IT Skills 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 generic IT skills.

All Generic IT Skills
London
Permanent vacancies with a requirement for generic IT skills 16,140 24,133 29,672
As % of all permanent IT jobs advertised in London 41.68% 41.10% 42.81%
Number of salaries quoted 12,545 18,858 23,053
Median annual salary £70,000 £65,000 £60,000
Median salary % change year-on-year +7.69% +8.33% -
10th Percentile £38,000 £35,000 £35,000
90th Percentile £115,000 £100,000 £95,000
England median annual salary £55,000 £52,500 £50,000
% change year-on-year +4.76% +5.00% +0.17%

Client/Server
Job Vacancy Trend in London

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

Job vacancy trend for Client/Server in London

Client/Server
Salary Trend in London

3-month moving average salary quoted in jobs citing Client/Server in London.

Salary trend for Client/Server in London

Client/Server
Salary Histogram in London

Salary distribution for jobs citing Client/Server in London over the 6 months to 24 May 2020.

Salary histogram for Client/Server in London

Client/Server
Job Locations in London

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Client/Server within the London region over the 6 months to 24 May 2020. 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 +56 35 £52,500 -25.00% 3
South London +8 10 £49,500 -26.67%
East London +22 9 £85,000 +70.00%
West London +1 8 £35,000 -53.33% 1
Client/Server
England

For the 6 months to 24 May 2020, IT 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 permanent job ads across the London region with a requirement for Client/Server.

1 62 (47.69%) JavaScript
2 45 (34.62%) HTML
3 42 (32.31%) CSS
4 39 (30.00%) Agile Software Development
5 36 (27.69%) SQL
5 36 (27.69%) Finance
6 35 (26.92%) TDD
7 34 (26.15%) C#
8 32 (24.62%) User Experience
9 31 (23.85%) .NET
10 30 (23.08%) Java
11 29 (22.31%) Azure
12 28 (21.54%) Windows
13 27 (20.77%) SQL Server
13 27 (20.77%) MVC
14 26 (20.00%) Scrum
15 25 (19.23%) BDD
16 24 (18.46%) SaaS
17 23 (17.69%) HTML5
17 23 (17.69%) Microsoft
18 22 (16.92%) OO
18 22 (16.92%) Git (software)
18 22 (16.92%) Problem-Solving
19 21 (16.15%) Apple iOS
19 21 (16.15%) OOD
20 20 (15.38%) Linux
20 20 (15.38%) ASP.NET
21 19 (14.62%) Docker
21 19 (14.62%) Mobile Development
21 19 (14.62%) Continuous Delivery

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 16 (12.31%) Apache
2 10 (7.69%) Apache Spark
3 8 (6.15%) CMS
3 8 (6.15%) nginx
4 5 (3.85%) Hyperledger
5 2 (1.54%) IIS
5 2 (1.54%) WebSphere
6 1 (0.77%) SharePoint
Applications
1 9 (6.92%) Microsoft Office
2 3 (2.31%) MS Visio
3 1 (0.77%) Adobe Illustrator
3 1 (0.77%) Blender
3 1 (0.77%) Photoshop
Business Applications
1 1 (0.77%) Infor CloudSuite
Cloud Services
1 29 (22.31%) Azure
2 24 (18.46%) SaaS
3 14 (10.77%) Office 365
4 12 (9.23%) NuGet
4 12 (9.23%) PaaS
5 9 (6.92%) Google Analytics
6 8 (6.15%) AWS
7 4 (3.08%) G Suite
7 4 (3.08%) IaaS
7 4 (3.08%) Power Platform
8 3 (2.31%) Virtual Private Cloud
9 2 (1.54%) Amazon S3
9 2 (1.54%) Amazon SQS
9 2 (1.54%) AWS CodeBuild
9 2 (1.54%) AWS CodeCommit
9 2 (1.54%) AWS CodePipeline
9 2 (1.54%) AWS CodeStar
10 1 (0.77%) GitHub
10 1 (0.77%) Google Play
Communications & Networking
1 12 (9.23%) Internet
1 12 (9.23%) LAN
1 12 (9.23%) WAN
2 11 (8.46%) DNS
3 8 (6.15%) HTTP
4 7 (5.38%) Intranet
4 7 (5.38%) Wi-Fi
5 4 (3.08%) Firewall
5 4 (3.08%) Network Security
5 4 (3.08%) TCP/IP
6 3 (2.31%) Broadband
6 3 (2.31%) DHCP
6 3 (2.31%) Ethernet
6 3 (2.31%) IPsec
6 3 (2.31%) OSPF
6 3 (2.31%) SNMP
6 3 (2.31%) SSL
6 3 (2.31%) VPN
6 3 (2.31%) Wireshark
6 3 (2.31%) WLAN
Database & Business Intelligence
1 27 (20.77%) SQL Server
2 14 (10.77%) Relational Database
3 12 (9.23%) MySQL
3 12 (9.23%) NoSQL
4 11 (8.46%) SQL Server 2012
5 7 (5.38%) Data Warehouse
6 5 (3.85%) Blockchain
7 4 (3.08%) Microsoft Analysis Services
7 4 (3.08%) Power BI
7 4 (3.08%) SQL Server Analysis Services
7 4 (3.08%) SQL Server Integration Services
7 4 (3.08%) SQL Server Reporting Services
8 3 (2.31%) Big Data
8 3 (2.31%) Oracle Database
9 2 (1.54%) Hadoop
9 2 (1.54%) JanusGraph
10 1 (0.77%) Apache Cassandra
10 1 (0.77%) Data Mining
10 1 (0.77%) Redis
10 1 (0.77%) Sqoop
Development Applications
1 22 (16.92%) Git (software)
2 8 (6.15%) git-flow
2 8 (6.15%) JUnit
2 8 (6.15%) Mockito
3 7 (5.38%) CircleCI
3 7 (5.38%) Cypress.io
4 6 (4.62%) Visual Studio
5 5 (3.85%) Jenkins
6 4 (3.08%) Selenium
6 4 (3.08%) Visual Studio Team System
7 3 (2.31%) Jasmine
7 3 (2.31%) Karma Test Runner
8 2 (1.54%) Cucumber
8 2 (1.54%) LoadRunner
8 2 (1.54%) NUnit
8 2 (1.54%) Protractor
8 2 (1.54%) SoapUI
8 2 (1.54%) webpack
9 1 (0.77%) Ant
9 1 (0.77%) JIRA
General
1 36 (27.69%) Finance
2 15 (11.54%) Games
3 11 (8.46%) Retail
4 8 (6.15%) Telecoms
5 3 (2.31%) Banking
5 3 (2.31%) Billing
5 3 (2.31%) Marketing
6 2 (1.54%) Legal
7 1 (0.77%) Advertising
7 1 (0.77%) Front Office
7 1 (0.77%) Pharmaceutical
7 1 (0.77%) Public Sector
7 1 (0.77%) Retail Banking
Job Titles
1 48 (36.92%) Developer
2 19 (14.62%) Senior Developer
3 16 (12.31%) Lead Developer
4 14 (10.77%) Architect
5 12 (9.23%) IT Support
6 11 (8.46%) .NET Developer
6 11 (8.46%) Azure Developer
6 11 (8.46%) C# Developer
6 11 (8.46%) Lead C# Developer
6 11 (8.46%) Team Leader
7 9 (6.92%) Applications Architect
7 9 (6.92%) Front End Developer (Client-Side Developer)
7 9 (6.92%) Senior Front-End Developer
7 9 (6.92%) Web Developer
8 8 (6.15%) Front End Web Developer (Client-Side Developer)
8 8 (6.15%) Infrastructure Manager
8 8 (6.15%) Operations Manager
8 8 (6.15%) PHP Developer
8 8 (6.15%) Senior Web Developer
8 8 (6.15%) Support Engineer
Libraries, Frameworks & Software Standards
1 45 (34.62%) HTML
2 42 (32.31%) CSS
3 31 (23.85%) .NET
4 23 (17.69%) HTML5
5 20 (15.38%) ASP.NET
6 18 (13.85%) .NET Core
6 18 (13.85%) ASP.NET Web API
6 18 (13.85%) CSS3
7 16 (12.31%) AngularJS
7 16 (12.31%) ASP.NET MVC
8 15 (11.54%) JSON
9 14 (10.77%) Node.js
9 14 (10.77%) Web Services
10 13 (10.00%) XML
11 10 (7.69%) Django
11 10 (7.69%) jQuery
11 10 (7.69%) Middleware
11 10 (7.69%) React
11 10 (7.69%) Spring
11 10 (7.69%) Vue.js
Miscellaneous
1 32 (24.62%) User Experience
2 12 (9.23%) Analytical Skills
3 9 (6.92%) AS400
4 8 (6.15%) Data Centre
4 8 (6.15%) Enterprise Software
4 8 (6.15%) Greenfield Project
4 8 (6.15%) Management Information System
4 8 (6.15%) Public Cloud
5 7 (5.38%) Blackberry
5 7 (5.38%) Cyberthreat
5 7 (5.38%) Life Science
5 7 (5.38%) Robotics
6 5 (3.85%) N-Tier
6 5 (3.85%) Over-the-Top Content
7 4 (3.08%) e-Learning
7 4 (3.08%) Reinsurance
8 3 (2.31%) Blog
8 3 (2.31%) PKI
9 2 (1.54%) Mobile App
9 2 (1.54%) Video Conferencing
Operating Systems
1 28 (21.54%) Windows
2 21 (16.15%) Apple iOS
3 20 (15.38%) Linux
4 15 (11.54%) Android
4 15 (11.54%) Windows 10
5 14 (10.77%) Windows 7
6 3 (2.31%) Unix
7 1 (0.77%) Mac OS X
Processes & Methodologies
1 39 (30.00%) Agile Software Development
2 35 (26.92%) TDD
3 27 (20.77%) MVC
4 26 (20.00%) Scrum
5 25 (19.23%) BDD
6 22 (16.92%) OO
6 22 (16.92%) Problem-Solving
7 21 (16.15%) OOD
8 19 (14.62%) Continuous Delivery
8 19 (14.62%) Mobile Development
9 18 (13.85%) Continuous Improvement
10 16 (12.31%) Analytics
10 16 (12.31%) Computer Science
10 16 (12.31%) Technical Leadership
11 15 (11.54%) Disaster Recovery
11 15 (11.54%) Test Automation
11 15 (11.54%) Unit Testing
12 14 (10.77%) Decision-Making
12 14 (10.77%) Multithreading
12 14 (10.77%) Software Engineering
Programming Languages
1 62 (47.69%) JavaScript
2 36 (27.69%) SQL
3 34 (26.15%) C#
4 30 (23.08%) Java
5 17 (13.08%) PHP
6 14 (10.77%) Python
7 9 (6.92%) PowerShell
7 9 (6.92%) Ruby
8 8 (6.15%) C++
8 8 (6.15%) PHP 7
8 8 (6.15%) TypeScript
9 7 (5.38%) ES6
9 7 (5.38%) ES7
10 5 (3.85%) T-SQL
11 2 (1.54%) AWK
11 2 (1.54%) Go
11 2 (1.54%) sed
11 2 (1.54%) VB
12 1 (0.77%) HLSL
Qualifications
1 14 (10.77%) Degree
2 12 (9.23%) Computer Science Degree
3 8 (6.15%) CIPD
4 3 (2.31%) MCDST
4 3 (2.31%) MCSE
4 3 (2.31%) Microsoft Certification
Quality Assurance & Compliance
1 5 (3.85%) QA
2 2 (1.54%) ISO 15022
2 2 (1.54%) ISO 20022
3 1 (0.77%) SLA
System Software
1 19 (14.62%) Docker
2 8 (6.15%) VMware Infrastructure
3 6 (4.62%) Active Directory
4 2 (1.54%) Apache ZooKeeper
5 1 (0.77%) Hyper-V
Systems Management
1 9 (6.92%) SCCM
2 2 (1.54%) Kubernetes
3 1 (0.77%) HP Quality Center
3 1 (0.77%) Opscode Chef
3 1 (0.77%) Terraform
3 1 (0.77%) Zipkin
Vendors
1 23 (17.69%) Microsoft
2 11 (8.46%) Cisco
3 10 (7.69%) Google
4 9 (6.92%) Sybase
5 8 (6.15%) Brocade
5 8 (6.15%) VMware
6 5 (3.85%) IBM
6 5 (3.85%) ServiceNow
6 5 (3.85%) TIBCO
7 4 (3.08%) Avaya
8 3 (2.31%) CheckPoint
8 3 (2.31%) Darktrace
8 3 (2.31%) Oracle
8 3 (2.31%) SolarWinds
9 2 (1.54%) Splunk
10 1 (0.77%) Infor
10 1 (0.77%) OutSystems
10 1 (0.77%) Perforce
10 1 (0.77%) Remedy