Period
to 23 October 2018

The following table provides summary statistics for permanent job vacancies with a requirement for Leaflet skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited Leaflet over the 6 months to 23 October 2018 with a comparison to the same period in the previous 2 years.

Leafletjs
UK
6 months to
23 Oct 2018
Same period 2017 Same period 2016
Rank 1130 1180 1199
Rank change year-on-year +50 +19 +114
Permanent jobs citing Leaflet 27 16 38
As % of all permanent IT jobs advertised in the UK 0.016% 0.009% 0.020%
As % of the Libraries, Frameworks & Software Standards category 0.041% 0.023% 0.051%
Number of salaries quoted 21 15 34
UK median annual salary £47,500 £47,500 £50,500
Median salary % change year-on-year - -5.94% +34.67%
10th Percentile £40,000 £28,470 £36,250
90th Percentile £93,750 £65,000 £97,500
UK excluding London median annual salary £40,000 £43,750 £45,000
% change year-on-year -8.57% -2.78% +24.14%

Leaflet is in the Software Libraries and Frameworks category. The following table is for comparison with the above and provides summary statistics for all permanent job vacancies with a requirement for technical specification, industry standards, software libraries and framework skills.

All Software Libraries and Frameworks
UK
Permanent vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 65,855 70,679 74,000
As % of all permanent IT jobs advertised in the UK 39.97% 40.23% 39.02%
Number of salaries quoted 54,433 58,504 64,121
UK median annual salary £51,000 £50,000 £47,500
Median salary % change year-on-year +2.00% +5.26% +5.56%
10th Percentile £31,250 £29,750 £28,750
90th Percentile £82,500 £77,500 £76,250
UK excluding London median annual salary £45,000 £42,500 £41,500
% change year-on-year +5.88% +2.41% +3.75%

Leaflet
Job Vacancy Trend

Job postings citing Leaflet as a percentage of all IT jobs advertised.

Job vacancy trend for Leaflet in the UK

Leaflet
Salary Trend

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing Leaflet.

Salary trend for Leaflet in the UK

Leaflet
Salary Histogram

The salary distribution of IT jobs citing Leaflet over the 6 months to 23 October 2018.

Salary histogram for Leaflet in the UK

Leaflet
Top 8 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Leaflet within the UK over the 6 months to 23 October 2018. 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
England +41 22 £47,500 +18.75% 6
London +38 13 £47,500 -26.92% 1
UK excluding London +20 9 £40,000 -8.57% 5
North of England +34 7 £40,000 -27.27%
North West - 3 £40,000 -
Yorkshire +20 2 £40,000 -27.27%
South East -2 2 £72,500 +130.16% 3
North East - 2 £40,000 -

For the 6 months to 23 October 2018, IT jobs citing Leaflet 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 with a requirement for Leaflet.

1 26 (96.30%) Python
2 19 (70.37%) Visualisation
3 15 (55.56%) Big Data
3 15 (55.56%) Analytics
4 14 (51.85%) D3.js
5 13 (48.15%) Data Analytics
5 13 (48.15%) SQL
5 13 (48.15%) HTML
5 13 (48.15%) CSS
6 12 (44.44%) GIS
6 12 (44.44%) PostgreSQL
6 12 (44.44%) QGIS
6 12 (44.44%) Mapbox
7 11 (40.74%) Web Development
8 9 (33.33%) Agile Software Development
9 8 (29.63%) Amazon AWS
9 8 (29.63%) Scala
9 8 (29.63%) R
9 8 (29.63%) TensorFlow
9 8 (29.63%) Flink
9 8 (29.63%) Self-Motivation
9 8 (29.63%) Kibana
9 8 (29.63%) Data Engineering
9 8 (29.63%) RapidMiner
10 7 (25.93%) Analytical Skills
10 7 (25.93%) PostGIS
10 7 (25.93%) Geospatial Data
10 7 (25.93%) GeoServer
10 7 (25.93%) OpenLayers
10 7 (25.93%) Decision-Making

Leaflet
Co-occurring IT Skills 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 7 (25.93%) ArcGIS
1 7 (25.93%) GeoServer
2 5 (18.52%) Documentum
2 5 (18.52%) FileNet
2 5 (18.52%) IIS
2 5 (18.52%) SAS
2 5 (18.52%) SharePoint
3 1 (3.70%) Apache Spark
Applications
1 5 (18.52%) Microsoft Office
Business Applications
1 5 (18.52%) Dynamics CRM
Cloud Services
1 8 (29.63%) Amazon AWS
2 5 (18.52%) Dynamics 365
2 5 (18.52%) Microsoft Azure
2 5 (18.52%) Office 365
Database & Business Intelligence
1 15 (55.56%) Big Data
2 12 (44.44%) GIS
2 12 (44.44%) PostgreSQL
2 12 (44.44%) QGIS
3 8 (29.63%) Flink
4 7 (25.93%) DB2
4 7 (25.93%) Geospatial Data
5 6 (22.22%) Data Warehouse
6 5 (18.52%) Power BI
7 1 (3.70%) Apache Hive
7 1 (3.70%) Hadoop
7 1 (3.70%) HBase
7 1 (3.70%) PowerCenter
7 1 (3.70%) Relational Database
Development Applications
1 7 (25.93%) Aptana Studio
1 7 (25.93%) Git (software)
2 1 (3.70%) webpack
General
1 5 (18.52%) Military
2 1 (3.70%) Finance
Job Titles
1 12 (44.44%) Consultant
1 12 (44.44%) Developer
2 11 (40.74%) Senior Developer
3 7 (25.93%) Technical Consultant
4 6 (22.22%) Web Developer
5 5 (18.52%) Analytics Consultant
5 5 (18.52%) Big Data Consultant
5 5 (18.52%) CRM Developer
5 5 (18.52%) Data Analytics Consultant
5 5 (18.52%) Data Consultant
5 5 (18.52%) Senior Web Developer
6 3 (11.11%) Architect
6 3 (11.11%) Data Architect
6 3 (11.11%) Solutions Architect
7 2 (7.41%) Data Governance Consultant
7 2 (7.41%) Governance Consultant
7 2 (7.41%) Information Governance Consultant
8 1 (3.70%) Angular Developer
8 1 (3.70%) Front End Developer (Client-Side Developer)
8 1 (3.70%) Senior Front-End Developer
Libraries, Frameworks & Software Standards
1 14 (51.85%) D3.js
2 13 (48.15%) CSS
2 13 (48.15%) HTML
3 8 (29.63%) TensorFlow
4 7 (25.93%) Middleware
4 7 (25.93%) OpenLayers
4 7 (25.93%) PostGIS
5 6 (22.22%) AngularJS
5 6 (22.22%) React
6 5 (18.52%) Highcharts JS
6 5 (18.52%) Ionic Framework
6 5 (18.52%) React Native
6 5 (18.52%) WebGL
7 1 (3.70%) CSS3
7 1 (3.70%) Django
7 1 (3.70%) Google Maps API
7 1 (3.70%) HTML5
7 1 (3.70%) Node.js
7 1 (3.70%) RESTful
7 1 (3.70%) Web Services
Miscellaneous
1 8 (29.63%) Self-Motivation
2 7 (25.93%) Analytical Skills
3 1 (3.70%) Computer Science
3 1 (3.70%) User Experience
Operating Systems
1 1 (3.70%) Linux
Processes & Methodologies
1 19 (70.37%) Visualisation
2 15 (55.56%) Analytics
3 13 (48.15%) Data Analytics
4 11 (40.74%) Web Development
5 9 (33.33%) Agile Software Development
6 8 (29.63%) Data Engineering
7 7 (25.93%) Decision-Making
8 6 (22.22%) Data Visualisation
8 6 (22.22%) ETL
8 6 (22.22%) Front End Development
8 6 (22.22%) Mentoring
9 5 (18.52%) Business Intelligence
9 5 (18.52%) Content Management
9 5 (18.52%) CRM
9 5 (18.52%) Document Management
9 5 (18.52%) Enterprise Content Management
9 5 (18.52%) Migration
9 5 (18.52%) Records Management
9 5 (18.52%) Statistical Analysis
9 5 (18.52%) Time Management
Programming Languages
1 26 (96.30%) Python
2 13 (48.15%) SQL
3 8 (29.63%) R
3 8 (29.63%) Scala
4 6 (22.22%) JavaScript
5 5 (18.52%) PowerShell
6 1 (3.70%) Java
Qualifications
1 1 (3.70%) Computer Science Degree
1 1 (3.70%) Degree
Quality Assurance & Compliance
1 6 (22.22%) Data Quality
2 5 (18.52%) GDPR
System Software
1 1 (3.70%) Apache Flume
1 1 (3.70%) HDFS
Systems Management
1 8 (29.63%) Kibana
Vendors
1 12 (44.44%) Mapbox
2 8 (29.63%) RapidMiner
3 7 (25.93%) Mapinfo
4 6 (22.22%) ESRI
4 6 (22.22%) Informatica
5 5 (18.52%) IBM
5 5 (18.52%) Microsoft