Period
to 8 December 2019

The following table provides summary statistics for contract job vacancies advertised in Hertfordshire with a requirement for ES6 skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited ES6 over the 6 months to 8 December 2019 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.

ECMAScript 2015 (JavaScript ES2015, ES6)
East of England > Hertfordshire
6 months to
8 Dec 2019
Same period 2018 Same period 2017
Rank 91 100 103
Rank change year-on-year +9 +3 -
Contract jobs citing ES6 5 5 4
As % of all contract IT jobs advertised in Hertfordshire 0.38% 0.31% 0.25%
As % of the Programming Languages category 1.01% 0.92% 0.66%
Number of daily rates quoted 1 7 3
Hertfordshire median daily rate £388 £500 £350
Median daily rate % change year-on-year -22.50% +42.86% -
10th Percentile £381 £430 £325
90th Percentile £394 £594 £536
East of England median daily rate £575 £445 £375
% change year-on-year +29.21% +18.67% -
Number of hourly rates quoted 0 0 0
Hertfordshire median hourly rate - - -
East of England median hourly rate - - -

ES6 is in the Programming Languages category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Hertfordshire with a requirement for coding skills.

All Programming Languages
Hertfordshire
Contract vacancies with a requirement for coding skills 494 546 608
As % of all contract IT jobs advertised in Hertfordshire 37.80% 34.10% 38.19%
Number of daily rates quoted 270 350 317
Hertfordshire median daily rate £425 £420 £413
Median daily rate % change year-on-year +1.19% +1.82% +4.43%
10th Percentile £299 £260 £285
90th Percentile £557 £556 £575
East of England median daily rate £425 £438 £400
% change year-on-year -2.86% +9.38% +6.67%
Number of hourly rates quoted 6 20 18
Hertfordshire median hourly rate £43.00 £45.00 £24.50
Median hourly rate % change year-on-year -4.44% +83.67% -49.48%
10th Percentile £31.75 £16.58 £13.50
90th Percentile £48.13 £52.50 £42.00
East of England median hourly rate £45.00 £44.00 £40.50
% change year-on-year +2.27% +8.64% -1.22%

ES6
Job Vacancy Trend in Hertfordshire

Job postings citing ES6 as a percentage of all IT jobs advertised in Hertfordshire.

Job vacancy trend for ES6 in Hertfordshire

ES6
Contractor Daily Rate Trend in Hertfordshire

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing ES6 in Hertfordshire.

Contractor daily rate trend for ES6 in Hertfordshire

ES6
Contract Job Locations in Hertfordshire

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing ES6 within the Hertfordshire region over the 6 months to 8 December 2019. 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
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
Watford -6 3 - - 1
Hemel Hempstead - 1 - -
Borehamwood - 1 £388 -
ES6
East of England

For the 6 months to 8 December 2019, IT contractor jobs citing ES6 also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all contract job ads across the Hertfordshire region with a requirement for ES6.

1 5 (100.00%) JavaScript
2 4 (80.00%) Git (software)
2 4 (80.00%) Node.js
3 3 (60.00%) Sass
3 3 (60.00%) AngularJS
3 3 (60.00%) User Experience
3 3 (60.00%) React
3 3 (60.00%) HTML5
3 3 (60.00%) E-Commerce
3 3 (60.00%) Unit Testing
3 3 (60.00%) Agile Software Development
3 3 (60.00%) TDD
3 3 (60.00%) HTML
3 3 (60.00%) CSS
3 3 (60.00%) Wireframes
4 2 (40.00%) Redux
4 2 (40.00%) Cross-Browser Compatibility
4 2 (40.00%) Sprint Retrospective
4 2 (40.00%) Sprint Planning
4 2 (40.00%) Story Points
4 2 (40.00%) Sketch
4 2 (40.00%) Mentoring
4 2 (40.00%) Java
4 2 (40.00%) Pair Programming
4 2 (40.00%) Continuous Integration
4 2 (40.00%) QA
4 2 (40.00%) IBM
4 2 (40.00%) WebSphere
4 2 (40.00%) hybris
4 2 (40.00%) Photoshop

ES6
Co-occurring IT Skills in Hertfordshire 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 (40.00%) WebSphere
2 1 (20.00%) Elasticsearch
Applications
1 2 (40.00%) Photoshop
1 2 (40.00%) Sketch
Business Applications
1 2 (40.00%) Magento
1 2 (40.00%) Shopify
Cloud Services
1 1 (20.00%) Amazon ElastiCache
1 1 (20.00%) Amazon S3
1 1 (20.00%) Amazon SQS
1 1 (20.00%) AWS
1 1 (20.00%) AWS CloudFormation
1 1 (20.00%) AWS Elastic Beanstalk
1 1 (20.00%) AWS Lambda
1 1 (20.00%) CloudFront
1 1 (20.00%) GitHub
1 1 (20.00%) Heroku
1 1 (20.00%) npm
1 1 (20.00%) Route 53
1 1 (20.00%) Serverless
Communications & Networking
1 1 (20.00%) Skype
Database & Business Intelligence
1 1 (20.00%) Amazon DynamoDB
1 1 (20.00%) Amazon RDS
1 1 (20.00%) PostgreSQL
Development Applications
1 4 (80.00%) Git (software)
2 2 (40.00%) Jasmine
2 2 (40.00%) webpack
3 1 (20.00%) JIRA
3 1 (20.00%) Karma Test Runner
3 1 (20.00%) Mocha
3 1 (20.00%) Protractor
General
1 1 (20.00%) Finance
1 1 (20.00%) Marketing
Job Titles
1 5 (100.00%) Developer
2 2 (40.00%) React Developer
3 1 (20.00%) Angular Developer
3 1 (20.00%) E-Commerce Developer
3 1 (20.00%) Front End Developer (Client-Side Developer)
3 1 (20.00%) Full Stack Developer
Libraries, Frameworks & Software Standards
1 4 (80.00%) Node.js
2 3 (60.00%) AngularJS
2 3 (60.00%) CSS
2 3 (60.00%) HTML
2 3 (60.00%) HTML5
2 3 (60.00%) React
2 3 (60.00%) Sass
3 2 (40.00%) CSS3
3 2 (40.00%) Redux
3 2 (40.00%) Vue.js
4 1 (20.00%) Apollo GraphQL
4 1 (20.00%) Chai
4 1 (20.00%) DOM
4 1 (20.00%) GraphQL
4 1 (20.00%) Handlebars
4 1 (20.00%) Jest
4 1 (20.00%) MEAN Stack
4 1 (20.00%) REST
4 1 (20.00%) Twitter Bootstrap
4 1 (20.00%) Web Services
Miscellaneous
1 3 (60.00%) User Experience
Processes & Methodologies
1 3 (60.00%) Agile Software Development
1 3 (60.00%) E-Commerce
1 3 (60.00%) TDD
1 3 (60.00%) Unit Testing
1 3 (60.00%) Wireframes
2 2 (40.00%) Continuous Integration
2 2 (40.00%) Cross-Browser Compatibility
2 2 (40.00%) Mentoring
2 2 (40.00%) Pair Programming
2 2 (40.00%) Sprint Planning
2 2 (40.00%) Sprint Retrospective
2 2 (40.00%) Story Points
3 1 (20.00%) API Integration
3 1 (20.00%) BDD
3 1 (20.00%) CRM
3 1 (20.00%) DevOps
3 1 (20.00%) Front End Development
3 1 (20.00%) Microservices
3 1 (20.00%) Responsive Web Design
3 1 (20.00%) Web Development
Programming Languages
1 5 (100.00%) JavaScript
2 2 (40.00%) Java
2 2 (40.00%) TypeScript
3 1 (20.00%) Dart
3 1 (20.00%) PHP
3 1 (20.00%) Ruby
3 1 (20.00%) SQL
Quality Assurance & Compliance
1 2 (40.00%) QA
Vendors
1 2 (40.00%) hybris
1 2 (40.00%) IBM