The following table provides summary statistics for contract job vacancies advertised in the City of London with a requirement for GIS skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited GIS over the 3 months to 25 March 2017 with a comparison to the same period in 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.

3 months to
25 Mar 2017
Same period 2016 Same period 2015
Geographic Information System (GIS)
London / City of London
Rank 150 152 192
Rank change year-on-year +2 +40  
Contract jobs citing GIS 5 7 3
As % of all contract IT jobs advertised in the City of London 0.17% 0.21% 0.059%
As % of the Database & Business Intelligence category 0.62% 0.76% 0.24%
Number of daily rates quoted 5 5 2
Median daily rate £388 £600 £650
Median daily rate % change year-on-year -35.41% -7.69%  
UK excluding London median daily rate £340 £400 £400
% change year-on-year -15.00% -  
Number of hourly rates quoted 0 0 1
Median hourly rate - - £14.00
UK excluding London median hourly rate £9.50 £21.00 £13.50
% change year-on-year -54.76% +55.55%  

GIS is in the database and business intelligence skills category. The next 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 database and business intelligence skills.

Contract Database & Business Intelligence Skills
City of London
Contract job vacancies with a requirement for database and business intelligence skills 809 921 1265
As % of all contract IT job vacancies advertised in the City of London 26.70% 27.69% 24.98%
Number of daily rates quoted 640 745 978
Median daily rate £488 £475 £450
Median daily rate % change year-on-year +2.63% +5.55%  
90% offered a daily rate of more than £350 £330 £310
10% offered a daily rate of more than £625 £600 £588
UK excluding London median daily rate £400 £388 £375
% change year-on-year +3.22% +3.33%  
Number of hourly rates quoted 1 6 5
Median hourly rate £22.34 £31.29 £36.00
Median hourly rate % change year-on-year -28.60% -13.09%  
UK excluding London median hourly rate £31.00 £32.50 £32.50
% change year-on-year -4.61% -  

GIS
Job Vacancy Trend in the City of London

The job posting trend of jobs advertised in the City of London citing GIS as a proportion of all contract or permanent IT jobs with a match in the Database & Business Intelligence category.

Job vacancy trend for GIS in the City of London

GIS
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 GIS in the City of London.

Contractor daily rate trend for GIS in the City of London

GIS
Contractor Daily Rate Histogram in the City of London

The daily rate distribution of IT jobs citing GIS in the City of London over the 3 months to 25 March 2017.

Contractor daily rate histogram for GIS in the City of London

GIS
Contractor Hourly Rate Trend in the City of London

This chart provides the 3-month moving average for hourly rates quoted in IT contractor jobs citing GIS in the City of London.

Contractor hourly rate trend for GIS in the City of London

GIS
Top 30 Related IT Skills in the City of London

For the 6 months to 25 March 2017, IT contractor jobs citing GIS also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads across the City of London region with a requirement for GIS.

1 6 (75.00%) SQL
2 4 (50.00%) Java
3 3 (37.50%) JavaScript
3 3 (37.50%) Scala
3 3 (37.50%) Cloud Computing
3 3 (37.50%) Leaflet
3 3 (37.50%) Play Framework
4 2 (25.00%) Apache Spark
4 2 (25.00%) Algorithms
4 2 (25.00%) Relational Database
4 2 (25.00%) Flask
4 2 (25.00%) Elasticsearch
4 2 (25.00%) R
4 2 (25.00%) Analytics
4 2 (25.00%) Git (software)
4 2 (25.00%) MongoDB
4 2 (25.00%) Neo4j
4 2 (25.00%) Machine Learning
4 2 (25.00%) Hadoop
4 2 (25.00%) CMS
4 2 (25.00%) Statistics
4 2 (25.00%) Degree
4 2 (25.00%) Mathematics
4 2 (25.00%) Computer Science
4 2 (25.00%) Project Management
4 2 (25.00%) HTTPS
4 2 (25.00%) CSS
4 2 (25.00%) Unix
4 2 (25.00%) Python
4 2 (25.00%) ETL

GIS
Top Related 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 2 (25.00%) Apache Spark
1 2 (25.00%) CMS
1 2 (25.00%) Elasticsearch
Cloud Services
1 3 (37.50%) Cloud Computing
2 1 (12.50%) Amazon AWS
Communications & Networking
1 2 (25.00%) HTTP
1 2 (25.00%) HTTPS
2 1 (12.50%) Internet
2 1 (12.50%) SSH
Database & Business Intelligence
1 2 (25.00%) Hadoop
1 2 (25.00%) MongoDB
1 2 (25.00%) Neo4j
1 2 (25.00%) Relational Database
2 1 (12.50%) Big Data
2 1 (12.50%) SQLite
Development Applications
1 2 (25.00%) Git (software)
2 1 (12.50%) Hudson
2 1 (12.50%) Jenkins
2 1 (12.50%) Subversion
Job Titles
1 3 (37.50%) Developer
1 3 (37.50%) Java Developer
2 2 (25.00%) Java Scala Developer
2 2 (25.00%) Scala Developer
3 1 (12.50%) Android Developer
3 1 (12.50%) Architect
3 1 (12.50%) AWS Engineer
3 1 (12.50%) AWS Software Engineer
3 1 (12.50%) Business Intelligence Specialist
3 1 (12.50%) Data Engineer
3 1 (12.50%) Data Scientist
3 1 (12.50%) GIS Architect
3 1 (12.50%) GIS Developer
3 1 (12.50%) Java Android Developer
3 1 (12.50%) Java Engineer
3 1 (12.50%) Java Scala Software Engineer
3 1 (12.50%) Java Software Engineer
3 1 (12.50%) Scala Software Engineer
3 1 (12.50%) Software Engineer
Libraries, Frameworks & Software Standards
1 3 (37.50%) Leaflet
1 3 (37.50%) Play Framework
2 2 (25.00%) CSS
2 2 (25.00%) Flask
2 2 (25.00%) HTML
2 2 (25.00%) OpenLayers
3 1 (12.50%) JSON
3 1 (12.50%) REST
3 1 (12.50%) Web Services
Miscellaneous
1 2 (25.00%) Algorithms
1 2 (25.00%) Computer Science
2 1 (12.50%) Analytical Skills
2 1 (12.50%) Management Information System
2 1 (12.50%) NHS
2 1 (12.50%) User Experience
2 1 (12.50%) Wiki
Operating Systems
1 2 (25.00%) Unix
2 1 (12.50%) Android
Processes & Methodologies
1 2 (25.00%) Analytics
1 2 (25.00%) Data Engineering
1 2 (25.00%) ETL
1 2 (25.00%) Front End Development
1 2 (25.00%) Machine Learning
1 2 (25.00%) Mathematics
1 2 (25.00%) Project Management
1 2 (25.00%) Statistics
2 1 (12.50%) Agile Software Development
2 1 (12.50%) Android Development
2 1 (12.50%) BDD
2 1 (12.50%) Continuous Integration
2 1 (12.50%) Customer Requirements
2 1 (12.50%) Data Entry
2 1 (12.50%) Information Governance
2 1 (12.50%) IT Strategy
2 1 (12.50%) Performance Management
2 1 (12.50%) Risk Management
2 1 (12.50%) Scrum
2 1 (12.50%) TDD
Programming Languages
1 6 (75.00%) SQL
2 4 (50.00%) Java
3 3 (37.50%) JavaScript
3 3 (37.50%) Scala
4 2 (25.00%) Python
4 2 (25.00%) R
Qualifications
1 2 (25.00%) Degree