Period
to 24 September 2021

The table below looks at the prevalence of the term Client/Server in permanent job vacancies advertised in the City of London. Included is a benchmarking guide to the salaries offered in vacancies that have cited Client/Server over the 6 months to 24 September 2021 with a comparison to the same period over the previous 2 years.

Client Server
Central London > City of London
6 months to
24 Sep 2021
Same period 2020 Same period 2019
Rank 234 188 305
Rank change year-on-year -46 +117 +30
Permanent jobs citing Client/Server 19 9 25
As % of all permanent jobs advertised in the City of London 0.32% 0.23% 0.25%
As % of the Miscellaneous category 0.86% 0.60% 0.67%
Number of salaries quoted 17 9 24
10th Percentile £38,412 £39,500 £46,250
25th Percentile £66,000 £46,250 £68,125
Median annual salary (50th Percentile) £72,000 £50,000 £82,500
Median % change year-on-year +44.00% -39.39% +22.22%
75th Percentile £86,250 £67,500 £93,750
90th Percentile £90,750 £74,000 £94,625
Central London median annual salary £70,000 £50,000 £75,000
% change year-on-year +40.00% -33.33% +11.11%

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

All Generic IT Skills
City of London
Permanent vacancies with a requirement for generic IT skills 2,211 1,509 3,708
As % of all permanent IT jobs advertised in the City of London 37.35% 39.34% 36.72%
Number of salaries quoted 1,958 1,299 3,222
10th Percentile £42,500 £42,500 £37,500
25th Percentile £56,250 £53,750 £51,250
Median annual salary (50th Percentile) £75,000 £72,500 £67,500
Median % change year-on-year +3.45% +7.41% +3.85%
75th Percentile £95,000 £88,750 £85,000
90th Percentile £110,000 £110,000 £102,500
Central London median annual salary £72,500 £70,000 £67,500
% change year-on-year +3.57% +3.70% +3.85%

Client/Server
Job Vacancy Trend in the City of London

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

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

Client/Server
Salary Trend in the City of London

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

Salary trend for Client/Server in the City of London

Client/Server
Salary Histogram in the City of London

Salary distribution for jobs citing Client/Server in the City of London over the 6 months to 24 September 2021.

Salary histogram for Client/Server in the City of London

For the 6 months to 24 September 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 City of London region with a requirement for Client/Server.

1 9 (47.37%) C#
1 9 (47.37%) Azure
2 8 (42.11%) .NET
2 8 (42.11%) Finance
3 7 (36.84%) Software Engineering
3 7 (36.84%) Mentoring
3 7 (36.84%) Data Centre
4 6 (31.58%) Kubernetes
4 6 (31.58%) Degree
4 6 (31.58%) Computer Science
4 6 (31.58%) Agile Software Development
5 5 (26.32%) Scrum
5 5 (26.32%) Java
5 5 (26.32%) SQL
5 5 (26.32%) AWS
5 5 (26.32%) Performance Management
5 5 (26.32%) Test Automation
5 5 (26.32%) SaaS
5 5 (26.32%) Coaching
5 5 (26.32%) Analytics
5 5 (26.32%) .NET Core
5 5 (26.32%) Greenfield Project
5 5 (26.32%) Master's Degree
5 5 (26.32%) Amazon Aurora
5 5 (26.32%) Amazon EKS
5 5 (26.32%) Data Pipeline
6 4 (21.05%) User Experience
6 4 (21.05%) GCP
6 4 (21.05%) Mobile App
6 4 (21.05%) Python

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 (5.26%) MS Exchange
Applications
1 1 (5.26%) Microsoft Office
Cloud Services
1 9 (47.37%) Azure
2 5 (26.32%) Amazon EKS
2 5 (26.32%) AWS
2 5 (26.32%) SaaS
3 4 (21.05%) GCP
4 1 (5.26%) Cloud Computing
4 1 (5.26%) Google Workspace
4 1 (5.26%) IaaS
4 1 (5.26%) Microsoft 365
4 1 (5.26%) PaaS
Communications & Networking
1 3 (15.79%) TCP/IP
1 3 (15.79%) VoIP
2 2 (10.53%) VSAN
3 1 (5.26%) DHCP
3 1 (5.26%) DNS
3 1 (5.26%) HTTP
Database & Business Intelligence
1 5 (26.32%) Amazon Aurora
2 3 (15.79%) SQLite
3 1 (5.26%) Azure SQL Database
3 1 (5.26%) MySQL
3 1 (5.26%) PostgreSQL
3 1 (5.26%) RDBMS
3 1 (5.26%) Redis
3 1 (5.26%) Relational Database
3 1 (5.26%) SQL Server
Development Applications
1 1 (5.26%) JUnit
1 1 (5.26%) NUnit
1 1 (5.26%) TestNG
General
1 8 (42.11%) Finance
2 3 (15.79%) Publishing
3 2 (10.53%) Banking
4 1 (5.26%) Organisational Skills
4 1 (5.26%) Presentation Skills
4 1 (5.26%) Public Sector
4 1 (5.26%) Social Skills
Job Titles
1 11 (57.89%) Developer
2 5 (26.32%) .NET Developer
3 3 (15.79%) Backend Developer
3 3 (15.79%) iOS Developer
3 3 (15.79%) Senior .NET Developer
3 3 (15.79%) Senior Backend Developer
3 3 (15.79%) Senior Developer
4 2 (10.53%) Analyst
4 2 (10.53%) Backup Engineer
4 2 (10.53%) C# Developer
4 2 (10.53%) SaaS Developer
4 2 (10.53%) Senior Analyst
4 2 (10.53%) Senior Test Analyst
4 2 (10.53%) Storage and Backup Engineer
4 2 (10.53%) Storage Engineer
4 2 (10.53%) Systems Engineer
4 2 (10.53%) Test Analyst
4 2 (10.53%) VMware Engineer
5 1 (5.26%) IT Support Engineer
5 1 (5.26%) Security Specialist
Libraries, Frameworks & Software Standards
1 8 (42.11%) .NET
2 5 (26.32%) .NET Core
3 3 (15.79%) AngularJS
4 1 (5.26%) .NET Framework
4 1 (5.26%) Classic ASP
4 1 (5.26%) Django
4 1 (5.26%) JSON
4 1 (5.26%) Laravel
4 1 (5.26%) Node.js
4 1 (5.26%) Razor View Engine
4 1 (5.26%) Spring
4 1 (5.26%) Web Services
4 1 (5.26%) XML
Miscellaneous
1 7 (36.84%) Data Centre
2 5 (26.32%) Greenfield Project
3 4 (21.05%) Mobile App
3 4 (21.05%) User Experience
4 2 (10.53%) EMC VNXe
4 2 (10.53%) Enterprise Storage
4 2 (10.53%) FlexPod
4 2 (10.53%) Foreign Exchange (FX)
4 2 (10.53%) VxBlock/Vblock
5 1 (5.26%) Device Driver
5 1 (5.26%) Self-Motivation
Operating Systems
1 3 (15.79%) Apple iOS
1 3 (15.79%) Windows
1 3 (15.79%) Windows 10
2 2 (10.53%) Windows 7
2 2 (10.53%) Windows Server 2008
2 2 (10.53%) Windows Server 2012
2 2 (10.53%) Windows Server 2016
3 1 (5.26%) Linux
Processes & Methodologies
1 7 (36.84%) Mentoring
1 7 (36.84%) Software Engineering
2 6 (31.58%) Agile Software Development
2 6 (31.58%) Computer Science
3 5 (26.32%) Analytics
3 5 (26.32%) Coaching
3 5 (26.32%) Data Pipeline
3 5 (26.32%) Performance Management
3 5 (26.32%) Scrum
3 5 (26.32%) Test Automation
4 4 (21.05%) Software Testing
5 3 (15.79%) Continuous Integration
5 3 (15.79%) iOS Development
5 3 (15.79%) Mobile Development
5 3 (15.79%) Test Scripting
5 3 (15.79%) User Stories
6 2 (10.53%) Change Control
6 2 (10.53%) Customer Requirements
6 2 (10.53%) Multithreaded Programming
6 2 (10.53%) Proactive Monitoring
Programming Languages
1 9 (47.37%) C#
2 5 (26.32%) Java
2 5 (26.32%) SQL
3 4 (21.05%) Python
4 3 (15.79%) Apple Swift
4 3 (15.79%) Objective-C
4 3 (15.79%) PowerShell
5 1 (5.26%) C++
5 1 (5.26%) JavaScript
Qualifications
1 6 (31.58%) Degree
2 5 (26.32%) Master's Degree
3 2 (10.53%) ISEB
4 1 (5.26%) Computer Science Degree
4 1 (5.26%) DBS Check
Quality Assurance & Compliance
1 1 (5.26%) QA
1 1 (5.26%) SLA
System Software
1 2 (10.53%) VMware ESXi
1 2 (10.53%) VMware Infrastructure
2 1 (5.26%) Active Directory
2 1 (5.26%) Docker
Systems Management
1 6 (31.58%) Kubernetes
2 2 (10.53%) vCenter Server
Vendors
1 4 (21.05%) Google
2 3 (15.79%) Microsoft
3 2 (10.53%) Charles River
3 2 (10.53%) Cisco
3 2 (10.53%) Dell
3 2 (10.53%) EMC
3 2 (10.53%) HP
3 2 (10.53%) Isilon
3 2 (10.53%) NetApp
3 2 (10.53%) VMware
4 1 (5.26%) Citrix
4 1 (5.26%) Dynatrace
4 1 (5.26%) Oracle