Period
to 1 August 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 1 August 2021 with a comparison to the same period over the previous 2 years.

Client Server
England > London
6 months to
1 Aug 2021
Same period 2020 Same period 2019
Rank 471 471 580
Rank change year-on-year 0 +109 +48
Permanent jobs citing Client/Server 208 72 181
As % of all permanent jobs advertised in London 0.46% 0.26% 0.32%
As % of the Miscellaneous category 1.06% 0.65% 0.86%
Number of salaries quoted 100 55 155
10th Percentile £45,000 £41,250 £43,750
25th Percentile £55,000 £43,125 £50,000
Median annual salary (50th Percentile) £70,000 £62,500 £70,000
Median % change year-on-year +12.00% -10.71% +25.56%
75th Percentile £82,813 £81,250 £80,000
90th Percentile £86,250 £95,000 £92,500
England median annual salary £60,000 £52,500 £50,000
% change year-on-year +14.29% +5.00% -4.76%

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 19,711 11,057 21,166
As % of all permanent IT jobs advertised in London 43.67% 39.24% 37.22%
Number of salaries quoted 11,632 8,884 16,876
10th Percentile £42,500 £41,250 £36,250
25th Percentile £53,750 £52,500 £47,500
Median annual salary (50th Percentile) £72,500 £70,000 £65,000
Median % change year-on-year +3.57% +7.69% +4.00%
75th Percentile £92,500 £91,250 £85,000
90th Percentile £112,500 £115,000 £102,500
England median annual salary £60,000 £56,514 £55,000
% change year-on-year +6.17% +2.75% +4.76%

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 1 August 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 1 August 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 +11 36 £70,000 - 6
Central London +2 29 £70,000 +33.33% 8
South London +1 5 £85,000 - 1
Client/Server
England

For the 6 months to 1 August 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.

1 128 (61.54%) Agile Software Development
2 116 (55.77%) Degree
3 101 (48.56%) JavaScript
4 80 (38.46%) Node.js
5 79 (37.98%) SQL
6 76 (36.54%) REST
6 76 (36.54%) User Experience
6 76 (36.54%) React
7 74 (35.58%) CSS
8 73 (35.10%) HTML
9 72 (34.62%) Problem-Solving
10 70 (33.65%) C#
11 69 (33.17%) .NET
12 67 (32.21%) Self-Motivation
13 66 (31.73%) Vue.js
13 66 (31.73%) Python
14 65 (31.25%) AngularJS
15 64 (30.77%) Computer Science
16 59 (28.37%) Software Engineering
16 59 (28.37%) Games
17 57 (27.40%) NoSQL
18 55 (26.44%) RESTful
18 55 (26.44%) Windows
19 53 (25.48%) TypeScript
20 49 (23.56%) HTML5 Canvas
21 48 (23.08%) SQL Server
22 47 (22.60%) Visualisation
23 46 (22.12%) Computer Science Degree
24 45 (21.63%) SVG
24 45 (21.63%) Accessibility

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 17 (8.17%) Tornado
2 6 (2.88%) SharePoint
3 4 (1.92%) IIS
4 2 (0.96%) Apache
4 2 (0.96%) Apache Spark
5 1 (0.48%) CMS
5 1 (0.48%) Elasticsearch
5 1 (0.48%) GemFire
5 1 (0.48%) Sitecore CMS
Applications
1 17 (8.17%) Adobe Illustrator
1 17 (8.17%) GIMP
1 17 (8.17%) Photoshop
2 5 (2.40%) Adobe XD
2 5 (2.40%) Chatbot
2 5 (2.40%) Figma
2 5 (2.40%) Microsoft Office
2 5 (2.40%) Sketch
3 3 (1.44%) Microsoft Excel
4 2 (0.96%) Microsoft PowerPoint
4 2 (0.96%) Microsoft Project
4 2 (0.96%) MS Visio
5 1 (0.48%) Spreadsheet
Business Applications
1 1 (0.48%) Magento
1 1 (0.48%) Remedy ITSM
1 1 (0.48%) Shopify
Cloud Services
1 39 (18.75%) AWS
2 29 (13.94%) GitHub
3 23 (11.06%) Azure
4 19 (9.13%) AWS Lambda
4 19 (9.13%) Serverless
5 17 (8.17%) GCP
6 15 (7.21%) SaaS
7 12 (5.77%) Heroku
8 9 (4.33%) Cloud Computing
9 5 (2.40%) Amazon Alexa
9 5 (2.40%) AWS CloudFormation
9 5 (2.40%) Azure Active Directory
9 5 (2.40%) Azure Functions
9 5 (2.40%) Dialogflow
9 5 (2.40%) PaaS
9 5 (2.40%) Siri
9 5 (2.40%) Twilio
10 4 (1.92%) Amazon EKS
10 4 (1.92%) Azure App Service
10 4 (1.92%) Microsoft 365
Communications & Networking
1 13 (6.25%) TCP/IP
2 12 (5.77%) HTTP
3 8 (3.85%) DNS
3 8 (3.85%) Firewall
4 4 (1.92%) Cisco ASA
4 4 (1.92%) DHCP
4 4 (1.92%) FIX Connectivity
4 4 (1.92%) VSAN
4 4 (1.92%) X.509
5 3 (1.44%) Extranet
5 3 (1.44%) Internet
6 2 (0.96%) Intranet
6 2 (0.96%) NAS
6 2 (0.96%) SAN
6 2 (0.96%) VoIP
7 1 (0.48%) Multicast
7 1 (0.48%) Unicast
7 1 (0.48%) Unified Communications
7 1 (0.48%) VPN
Database & Business Intelligence
1 57 (27.40%) NoSQL
2 48 (23.08%) SQL Server
3 32 (15.38%) MongoDB
4 28 (13.46%) Relational Database
5 17 (8.17%) Oracle Database
6 15 (7.21%) Amazon DynamoDB
7 7 (3.37%) PostgreSQL
8 6 (2.88%) RDBMS
9 5 (2.40%) Azure SQL Database
9 5 (2.40%) MySQL
10 4 (1.92%) Amazon Aurora
11 2 (0.96%) Big Data
11 2 (0.96%) Data Warehouse
11 2 (0.96%) Dremio
11 2 (0.96%) Hadoop
11 2 (0.96%) OLAP
11 2 (0.96%) OLAP Cube
11 2 (0.96%) Oracle OLAP
11 2 (0.96%) SQLite
12 1 (0.48%) Redis
Development Applications
1 41 (19.71%) Visual Studio
2 40 (19.23%) MSI
2 40 (19.23%) WiX
3 13 (6.25%) JIRA
4 12 (5.77%) Git (software)
5 9 (4.33%) Postman
5 9 (4.33%) Selenium
6 8 (3.85%) REST Assured
7 5 (2.40%) Balsamiq
8 3 (1.44%) JUnit
8 3 (1.44%) webpack
9 2 (0.96%) GitLab
9 2 (0.96%) Log4j
10 1 (0.48%) GCC
10 1 (0.48%) GDB
10 1 (0.48%) GoCD
10 1 (0.48%) Hudson
10 1 (0.48%) Sonatype Nexus
10 1 (0.48%) TestRail
10 1 (0.48%) Visual Studio Code
General
1 59 (28.37%) Games
2 38 (18.27%) Social Skills
3 23 (11.06%) Finance
4 19 (9.13%) Legal
5 17 (8.17%) Back Office
5 17 (8.17%) Online Betting
6 9 (4.33%) Law
7 8 (3.85%) Banking
8 7 (3.37%) Retail
9 4 (1.92%) Analytical Skills
10 3 (1.44%) Inclusion and Diversity
10 3 (1.44%) Investment Banking
10 3 (1.44%) Presentation Skills
11 2 (0.96%) Organisational Skills
11 2 (0.96%) Publishing
12 1 (0.48%) Documentation Skills
12 1 (0.48%) Front Office
12 1 (0.48%) Manufacturing
12 1 (0.48%) Marketing
12 1 (0.48%) Public Sector
Job Titles
1 99 (47.60%) Developer
2 34 (16.35%) Software Engineer
3 32 (15.38%) Software Developer
4 29 (13.94%) Senior Developer
5 28 (13.46%) Full Stack Developer
6 26 (12.50%) Architect
7 24 (11.54%) Senior Full Stack Developer
8 23 (11.06%) Solutions Architect
9 21 (10.10%) Senior Software Engineer
10 17 (8.17%) UI Developer
11 14 (6.73%) Backend Developer
12 12 (5.77%) Games Developer
12 12 (5.77%) QA Engineer
12 12 (5.77%) React Developer
13 10 (4.81%) Front End Developer (Client-Side Developer)
14 7 (3.37%) Analyst
15 6 (2.88%) Lead Software Engineer
15 6 (2.88%) Mobile Software Engineer
15 6 (2.88%) Senior Mobile Software Engineer
15 6 (2.88%) Systems Engineer
Libraries, Frameworks & Software Standards
1 80 (38.46%) Node.js
2 76 (36.54%) React
2 76 (36.54%) REST
3 74 (35.58%) CSS
4 73 (35.10%) HTML
5 69 (33.17%) .NET
6 66 (31.73%) Vue.js
7 65 (31.25%) AngularJS
8 55 (26.44%) RESTful
9 49 (23.56%) HTML5 Canvas
10 45 (21.63%) SVG
11 40 (19.23%) ASP.NET Web API
11 40 (19.23%) Aurelia
11 40 (19.23%) Entity Framework
11 40 (19.23%) NHibernate
12 34 (16.35%) GraphQL
13 24 (11.54%) Web Services
14 22 (10.58%) RabbitMQ
15 20 (9.62%) Redux
16 14 (6.73%) Unity (Game Engine)
Miscellaneous
1 76 (36.54%) User Experience
2 67 (32.21%) Self-Motivation
3 41 (19.71%) Web 2.0
4 22 (10.58%) Legacy Systems
4 22 (10.58%) Mobile App
5 17 (8.17%) Blog
6 13 (6.25%) Data Centre
6 13 (6.25%) Online Games
7 12 (5.77%) Mobile Games
7 12 (5.77%) Social Gaming
8 9 (4.33%) iPad
9 7 (3.37%) Greenfield Project
9 7 (3.37%) Virtual Team
10 6 (2.88%) Foreign Exchange (FX)
11 5 (2.40%) Animation
11 5 (2.40%) Derivative
11 5 (2.40%) Fixed Income
12 4 (1.92%) Equities
12 4 (1.92%) OTC Derivatives
12 4 (1.92%) PKI
Operating Systems
1 55 (26.44%) Windows
2 38 (18.27%) Linux
3 23 (11.06%) Unix
4 8 (3.85%) Android
5 5 (2.40%) CentOS
5 5 (2.40%) Windows 10
6 4 (1.92%) Windows 7
6 4 (1.92%) Windows Server 2008
6 4 (1.92%) Windows Server 2012
6 4 (1.92%) Windows Server 2016
7 3 (1.44%) Apple iOS
8 2 (0.96%) Windows Server
9 1 (0.48%) Mac OS
9 1 (0.48%) Red Hat Enterprise Linux
9 1 (0.48%) Ubuntu
Processes & Methodologies
1 128 (61.54%) Agile Software Development
2 72 (34.62%) Problem-Solving
3 64 (30.77%) Computer Science
4 59 (28.37%) Software Engineering
5 47 (22.60%) Visualisation
6 43 (20.67%) Microservices
7 42 (20.19%) Data Visualisation
8 41 (19.71%) Performance Tuning
8 41 (19.71%) Use Case
9 40 (19.23%) Configuration Management
9 40 (19.23%) Cross-Browser Compatibility
9 40 (19.23%) Game Development
9 40 (19.23%) Software Testing
10 34 (16.35%) Full Stack Development
11 32 (15.38%) OOP
12 31 (14.90%) OO
13 30 (14.42%) Test Automation
14 27 (12.98%) Dependency Injection
14 27 (12.98%) Inversion of Control
15 23 (11.06%) Waterfall
Programming Languages
1 101 (48.56%) JavaScript
2 79 (37.98%) SQL
3 70 (33.65%) C#
4 66 (31.73%) Python
5 53 (25.48%) TypeScript
6 40 (19.23%) T-SQL
7 27 (12.98%) Java
8 18 (8.65%) R
9 9 (4.33%) ES6
10 8 (3.85%) PowerShell
11 4 (1.92%) Groovy
11 4 (1.92%) Kotlin
12 3 (1.44%) C++
12 3 (1.44%) PHP
13 2 (0.96%) ActionScript
13 2 (0.96%) Apple Swift
13 2 (0.96%) C
13 2 (0.96%) Java 8
13 2 (0.96%) Objective-C
14 1 (0.48%) Java 11
Qualifications
1 116 (55.77%) Degree
2 46 (22.12%) Computer Science Degree
3 8 (3.85%) ISTQB
4 5 (2.40%) Microsoft Certification
4 5 (2.40%) Security Cleared
5 4 (1.92%) CCNA
5 4 (1.92%) Cisco Certification
5 4 (1.92%) DV Cleared
5 4 (1.92%) Master's Degree
6 2 (0.96%) PMP
7 1 (0.48%) DBS Check
7 1 (0.48%) MCSE
7 1 (0.48%) Tableau Certification
7 1 (0.48%) TOGAF Certification
Quality Assurance & Compliance
1 45 (21.63%) Accessibility
2 26 (12.50%) QA
3 2 (0.96%) PMO
3 2 (0.96%) SLA
4 1 (0.48%) ISO 9001
4 1 (0.48%) ISO/IEC 27001
System Software
1 21 (10.10%) Docker
2 10 (4.81%) VMware Infrastructure
3 5 (2.40%) Active Directory
4 4 (1.92%) Forefront TMG
4 4 (1.92%) Hyper-V
4 4 (1.92%) Terminal Services
4 4 (1.92%) VMware ESXi
4 4 (1.92%) VMware Workstation
4 4 (1.92%) XenApp
5 1 (0.48%) vSphere
Systems Management
1 36 (17.31%) Kubernetes
2 5 (2.40%) Terraform
3 4 (1.92%) Prometheus
3 4 (1.92%) SCOM
3 4 (1.92%) vCenter Server
3 4 (1.92%) WSUS
Vendors
1 24 (11.54%) Adobe
2 21 (10.10%) Oracle
3 14 (6.73%) Google
3 14 (6.73%) Microsoft
4 10 (4.81%) VMware
5 8 (3.85%) Cisco
6 7 (3.37%) Salesforce.com
7 5 (2.40%) HP
7 5 (2.40%) NetApp
7 5 (2.40%) Red Hat
8 4 (1.92%) AppDynamics
8 4 (1.92%) Citrix
8 4 (1.92%) Dell
8 4 (1.92%) EMC
8 4 (1.92%) F5
8 4 (1.92%) Isilon
8 4 (1.92%) McAfee
8 4 (1.92%) New Relic
8 4 (1.92%) Splunk
8 4 (1.92%) Xamarin