Period
to 23 April 2021

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 23 April 2021 with a comparison to the same period over the previous 2 years.

Client Server
England > London
6 months to
23 Apr 2021
Same period 2020 Same period 2019
Rank 469 523 573
Rank change year-on-year +54 +50 -112
Permanent jobs citing Client/Server 97 157 201
As % of all permanent jobs advertised in London 0.31% 0.35% 0.33%
As % of the Miscellaneous category 0.70% 0.83% 0.79%
Number of salaries quoted 67 132 177
10th Percentile £48,750 £42,625 £41,050
25th Percentile £60,000 £58,750 £47,500
Median annual salary (50th Percentile) £70,000 £73,500 £67,500
Median % change year-on-year -4.76% +8.89% +22.73%
75th Percentile £80,000 £87,500 £81,250
90th Percentile £81,250 £95,000 £91,250
England median annual salary £52,500 £57,500 £50,000
% change year-on-year -8.70% +15.00% -

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 13,874 18,815 25,316
As % of all permanent IT jobs advertised in London 43.65% 42.20% 41.82%
Number of salaries quoted 10,368 14,788 20,036
10th Percentile £42,500 £37,500 £35,000
25th Percentile £52,500 £50,000 £47,500
Median annual salary (50th Percentile) £70,000 £67,500 £65,000
Median % change year-on-year +3.70% +3.85% +8.33%
75th Percentile £90,000 £87,500 £82,500
90th Percentile £110,000 £113,750 £100,000
England median annual salary £57,000 £55,000 £52,500
% change year-on-year +3.64% +4.76% +5.00%

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 23 April 2021.

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 23 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
West London +47 22 £77,500 +3.33% 3
Central London +42 21 £71,000 +9.23% 6
South London +13 3 £52,500 -19.23%
Client/Server
England

For the 6 months to 23 April 2021, 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 54 (55.67%) Degree
2 49 (50.52%) Agile Software Development
3 48 (49.48%) Windows
4 45 (46.39%) JavaScript
4 45 (46.39%) Problem-Solving
5 43 (44.33%) SQL
5 43 (44.33%) C#
5 43 (44.33%) REST
6 42 (43.30%) User Experience
6 42 (43.30%) Self-Motivation
7 41 (42.27%) .NET
8 37 (38.14%) CSS
8 37 (38.14%) Node.js
9 36 (37.11%) HTML
10 34 (35.05%) SQL Server
10 34 (35.05%) Vue.js
10 34 (35.05%) React
10 34 (35.05%) AngularJS
11 32 (32.99%) HTML5 Canvas
12 29 (29.90%) TypeScript
12 29 (29.90%) T-SQL
12 29 (29.90%) Visual Studio
12 29 (29.90%) Web 2.0
12 29 (29.90%) Use Case
13 28 (28.87%) NHibernate
13 28 (28.87%) Entity Framework
13 28 (28.87%) Data Visualisation
13 28 (28.87%) Visualisation
13 28 (28.87%) SVG
13 28 (28.87%) Configuration Management

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 8 (8.25%) SharePoint
2 6 (6.19%) MS Exchange
3 3 (3.09%) IBM Notes
3 3 (3.09%) IIS
3 3 (3.09%) Tornado
4 2 (2.06%) Apache
5 1 (1.03%) Apache Spark
5 1 (1.03%) CMS
5 1 (1.03%) Elasticsearch
5 1 (1.03%) GemFire
5 1 (1.03%) Oracle Workflow
5 1 (1.03%) Sitecore CMS
Applications
1 4 (4.12%) Microsoft Office
2 3 (3.09%) Adobe Illustrator
2 3 (3.09%) GIMP
2 3 (3.09%) Photoshop
Business Applications
1 1 (1.03%) Magento
1 1 (1.03%) Shopify
Cloud Services
1 15 (15.46%) AWS
2 14 (14.43%) Azure
3 9 (9.28%) GitHub
4 7 (7.22%) Microsoft 365
5 6 (6.19%) AWS Lambda
5 6 (6.19%) Serverless
6 5 (5.15%) SaaS
7 4 (4.12%) Cloud Computing
7 4 (4.12%) PaaS
8 3 (3.09%) Azure Cosmos DB
8 3 (3.09%) IaaS
9 2 (2.06%) GCP
9 2 (2.06%) Google Workspace
10 1 (1.03%) Azure Active Directory
10 1 (1.03%) Azure ExpressRoute
10 1 (1.03%) OpenShift
10 1 (1.03%) Power Platform
10 1 (1.03%) Sauce Labs
Communications & Networking
1 12 (12.37%) TCP/IP
2 9 (9.28%) VSAN
3 7 (7.22%) Firewall
4 6 (6.19%) DHCP
4 6 (6.19%) DNS
4 6 (6.19%) LAN
4 6 (6.19%) WAN
5 5 (5.15%) SAN
6 3 (3.09%) Cisco ASA
6 3 (3.09%) Cisco IOS
6 3 (3.09%) MPLS
6 3 (3.09%) VoIP
6 3 (3.09%) X.509
7 1 (1.03%) AMQP
7 1 (1.03%) Extranet
7 1 (1.03%) Internet
7 1 (1.03%) Unified Communications
Database & Business Intelligence
1 34 (35.05%) SQL Server
2 6 (6.19%) Amazon DynamoDB
2 6 (6.19%) MongoDB
3 5 (5.15%) Relational Database
4 3 (3.09%) NoSQL
4 3 (3.09%) Oracle Database
5 2 (2.06%) Data Warehouse
5 2 (2.06%) MySQL
5 2 (2.06%) PostgreSQL
6 1 (1.03%) Big Data
6 1 (1.03%) Hadoop
6 1 (1.03%) Microsoft Analysis Services
6 1 (1.03%) OLAP
6 1 (1.03%) OLAP Cube
6 1 (1.03%) Oracle OLAP
6 1 (1.03%) Power BI
6 1 (1.03%) SQL Server Analysis Services
6 1 (1.03%) SQL Server Integration Services
6 1 (1.03%) SQL Server Reporting Services
6 1 (1.03%) Tableau
Development Applications
1 29 (29.90%) Visual Studio
2 28 (28.87%) MSI
2 28 (28.87%) WiX
3 5 (5.15%) JIRA
4 4 (4.12%) Postman
5 3 (3.09%) Git (software)
6 2 (2.06%) Selenium
6 2 (2.06%) webpack
7 1 (1.03%) Atlassian Bamboo
7 1 (1.03%) Bitbucket
7 1 (1.03%) GitLab
7 1 (1.03%) GoCD
7 1 (1.03%) Jasmine
7 1 (1.03%) Karma Test Runner
7 1 (1.03%) Octopus Deploy
7 1 (1.03%) REST Assured
7 1 (1.03%) SpecFlow
7 1 (1.03%) TeamCity
7 1 (1.03%) TestRail
7 1 (1.03%) Visual Studio Code
General
1 22 (22.68%) Games
2 17 (17.53%) Finance
3 10 (10.31%) Banking
4 8 (8.25%) Law
5 3 (3.09%) Back Office
5 3 (3.09%) Legal
5 3 (3.09%) Online Betting
5 3 (3.09%) Public Sector
6 2 (2.06%) Retail
7 1 (1.03%) Front Office
7 1 (1.03%) Manufacturing
7 1 (1.03%) Marketing
Job Titles
1 37 (38.14%) Developer
2 25 (25.77%) Full Stack Developer
3 22 (22.68%) Senior Developer
4 21 (21.65%) Senior Full Stack Developer
5 20 (20.62%) Software Engineer
6 12 (12.37%) Systems Engineer
7 10 (10.31%) Senior Software Engineer
8 9 (9.28%) Backup Engineer
8 9 (9.28%) Storage and Backup Engineer
8 9 (9.28%) Storage Engineer
8 9 (9.28%) VMware Engineer
9 8 (8.25%) Software Developer
10 6 (6.19%) Support Engineer
11 5 (5.15%) Architect
11 5 (5.15%) Infrastructure Engineer
12 4 (4.12%) 3rd Line Engineer
12 4 (4.12%) 3rd Line Support
12 4 (4.12%) 3rd Line Support Engineer
12 4 (4.12%) Mobile Software Engineer
12 4 (4.12%) Senior Mobile Software Engineer
Libraries, Frameworks & Software Standards
1 43 (44.33%) REST
2 41 (42.27%) .NET
3 37 (38.14%) CSS
3 37 (38.14%) Node.js
4 36 (37.11%) HTML
5 34 (35.05%) AngularJS
5 34 (35.05%) React
5 34 (35.05%) Vue.js
6 32 (32.99%) HTML5 Canvas
7 28 (28.87%) ASP.NET Web API
7 28 (28.87%) Aurelia
7 28 (28.87%) Entity Framework
7 28 (28.87%) NHibernate
7 28 (28.87%) SVG
8 20 (20.62%) RESTful
9 15 (15.46%) GraphQL
10 11 (11.34%) Unity (Game Engine)
11 6 (6.19%) Flask
11 6 (6.19%) Redux
12 4 (4.12%) COM
Miscellaneous
1 42 (43.30%) Self-Motivation
1 42 (43.30%) User Experience
2 29 (29.90%) Web 2.0
3 15 (15.46%) Virtual Team
4 12 (12.37%) Data Centre
5 9 (9.28%) EMC VNXe
5 9 (9.28%) Enterprise Storage
5 9 (9.28%) FlexPod
5 9 (9.28%) VxBlock/Vblock
6 5 (5.15%) Mobile App
7 3 (3.09%) Blog
7 3 (3.09%) Greenfield Project
7 3 (3.09%) PKI
8 2 (2.06%) Analytical Skills
8 2 (2.06%) iPad
9 1 (1.03%) Acoustics
9 1 (1.03%) Clustering
9 1 (1.03%) Enterprise Software
9 1 (1.03%) Management Information System
9 1 (1.03%) Online Games
Operating Systems
1 48 (49.48%) Windows
2 11 (11.34%) Linux
3 10 (10.31%) Windows 10
4 9 (9.28%) Windows 7
4 9 (9.28%) Windows Server 2008
4 9 (9.28%) Windows Server 2012
4 9 (9.28%) Windows Server 2016
5 7 (7.22%) Android
6 6 (6.19%) Unix
7 2 (2.06%) Apple iOS
8 1 (1.03%) Windows Server
Processes & Methodologies
1 49 (50.52%) Agile Software Development
2 45 (46.39%) Problem-Solving
3 29 (29.90%) Use Case
4 28 (28.87%) Configuration Management
4 28 (28.87%) Cross-Browser Compatibility
4 28 (28.87%) Data Visualisation
4 28 (28.87%) Performance Tuning
4 28 (28.87%) Visualisation
5 24 (24.74%) Software Engineering
6 20 (20.62%) Computer Science
7 15 (15.46%) OO
7 15 (15.46%) OOP
8 14 (14.43%) Dependency Injection
8 14 (14.43%) Game Development
8 14 (14.43%) Inversion of Control
9 13 (13.40%) Test Automation
10 10 (10.31%) Customer Requirements
10 10 (10.31%) Proactive Monitoring
10 10 (10.31%) Product Management
10 10 (10.31%) Refactoring
Programming Languages
1 45 (46.39%) JavaScript
2 43 (44.33%) C#
2 43 (44.33%) SQL
3 29 (29.90%) T-SQL
3 29 (29.90%) TypeScript
4 22 (22.68%) Python
5 12 (12.37%) PowerShell
6 5 (5.15%) Java
7 4 (4.12%) C++
7 4 (4.12%) ES6
8 3 (3.09%) R
8 3 (3.09%) Shell Script
9 2 (2.06%) PHP
10 1 (1.03%) Apex Code
10 1 (1.03%) Java 8
Qualifications
1 54 (55.67%) Degree
2 18 (18.56%) Computer Science Degree
3 7 (7.22%) Microsoft Certification
3 7 (7.22%) Security Cleared
4 6 (6.19%) DV Cleared
5 4 (4.12%) MCSE
6 3 (3.09%) CCNA
6 3 (3.09%) Cisco Certification
6 3 (3.09%) ITIL Foundation Certificate
7 1 (1.03%) ISTQB
7 1 (1.03%) Tableau Certification
7 1 (1.03%) TOGAF Certification
Quality Assurance & Compliance
1 16 (16.49%) QA
System Software
1 19 (19.59%) VMware Infrastructure
2 12 (12.37%) VMware ESXi
3 9 (9.28%) Active Directory
4 5 (5.15%) Docker
5 4 (4.12%) Hyper-V
5 4 (4.12%) XenApp
6 3 (3.09%) Forefront TMG
6 3 (3.09%) Terminal Services
6 3 (3.09%) Virtual Desktop
6 3 (3.09%) VMware Workstation
7 1 (1.03%) XenDesktop
Systems Management
1 12 (12.37%) vCenter Server
2 5 (5.15%) Kubernetes
3 3 (3.09%) SCOM
3 3 (3.09%) WSUS
4 1 (1.03%) Ansible
4 1 (1.03%) Microsoft Clustering
Vendors
1 21 (21.65%) VMware
2 19 (19.59%) Cisco
3 17 (17.53%) Microsoft
4 9 (9.28%) Dell
4 9 (9.28%) EMC
4 9 (9.28%) HP
4 9 (9.28%) Isilon
4 9 (9.28%) NetApp
5 5 (5.15%) Citrix
5 5 (5.15%) Oracle
6 4 (4.12%) Adobe
7 3 (3.09%) F5
7 3 (3.09%) Lotus
7 3 (3.09%) McAfee
7 3 (3.09%) Salesforce.com
8 2 (2.06%) Google
8 2 (2.06%) hybris
9 1 (1.03%) Demandware
9 1 (1.03%) Sitecore
9 1 (1.03%) TOWER Software