Period
to 20 July 2017

The median contractor rate for a JavaScript Developer was £350 per day in advertised job vacancies in Birmingham during the 6 months to 20 July 2017.

The first table below provides contractor rate benchmarking and summary statistics including a comparison to 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.

JavaScript Developer
West Midlands > Birmingham
6 months to
20 Jul 2017
Same period 2016 Same period 2015
Rank 49 79 87
Rank change year-on-year +30 +8 -11
Contract jobs requiring a JavaScript Developer 37 22 7
As % of all contract IT jobs advertised in Birmingham 2.84% 1.45% 0.45%
As % of the Job Titles category 2.98% 1.52% 0.47%
Number of daily rates quoted 26 19 13
Birmingham median daily rate £350 £250 £300
Median daily rate % change year-on-year +40.00% -16.67% +11.11%
10th Percentile £300 £243 £210
90th Percentile £500 £450 £356
West Midlands median daily rate £350 £300 £300
% change year-on-year +16.67% - +5.26%
Number of hourly rates quoted 0 0 0
Birmingham median hourly rate - - -
West Midlands median hourly rate - - £22.00

The next table is for comparison with the above and includes summary statistics for all job roles in contract job vacancies advertised in Birmingham. Most job vacancies include a discernible job title. As such, the figures in the first row provide an indication of the number of contract jobs in our overall sample.

Contract IT Job Roles
Birmingham
Contract job vacancies with a job title containing a recognized job role 1242 1443 1492
As % of all contract IT job vacancies advertised in Birmingham 95.32% 94.81% 95.03%
Number of daily rates quoted 837 973 971
Birmingham median daily rate £400 £375 £363
Median daily rate % change year-on-year +6.67% +3.45% +3.57%
10th Percentile £256 £213 £213
90th Percentile £525 £525 £525
West Midlands median daily rate £400 £400 £363
% change year-on-year - +10.34% +3.57%
Number of hourly rates quoted 31 32 65
Birmingham median hourly rate £14.22 £15.25 £15.00
Median hourly rate % change year-on-year -6.79% +1.67% +15.38%
10th Percentile £10.30 £10.30 £10.35
90th Percentile £38.75 £38.63 £36.00
West Midlands median hourly rate £16.88 £15.00 £17.00
% change year-on-year +12.50% -11.76% +6.25%

JavaScript Developer
Job Vacancy Trend in Birmingham

Job postings that featured JavaScript Developer in the job title as a percentage of all IT jobs advertised in Birmingham.

Job vacancy trend for JavaScript Developer in Birmingham

JavaScript Developer
Contractor Daily Rate Trend in Birmingham

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing JavaScript Developer in Birmingham.

Contractor daily rate trend for JavaScript Developer in Birmingham

JavaScript Developer
Contractor Daily Rate Histogram in Birmingham

The daily rate distribution of IT jobs citing JavaScript Developer in Birmingham over the 6 months to 20 July 2017.

Contractor daily rate histogram for JavaScript Developer in Birmingham

JavaScript Developer Skill Set
Top 30 Co-occurring IT Skills in Birmingham

For the 6 months to 20 July 2017, JavaScript Developer contract jobs required the following IT skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads across the Birmingham region featuring JavaScript Developer in the job title.

1 37 (100.00%) JavaScript
2 32 (86.49%) HTML
2 32 (86.49%) CSS
3 27 (72.97%) AngularJS
4 23 (62.16%) Agile Software Development
5 19 (51.35%) React
6 18 (48.65%) Node.js
7 15 (40.54%) User Experience
8 14 (37.84%) Git (software)
9 13 (35.14%) Angular 2
9 13 (35.14%) Sass
10 12 (32.43%) Front End Development
11 9 (24.32%) jQuery
11 9 (24.32%) OO
11 9 (24.32%) Java
12 8 (21.62%) TDD
12 8 (21.62%) gulp
12 8 (21.62%) HTML5
13 7 (18.92%) CSS3
13 7 (18.92%) Grunt
13 7 (18.92%) Spring
14 6 (16.22%) PHP
14 6 (16.22%) Twitter Bootstrap
14 6 (16.22%) LESS
15 5 (13.51%) Microservices
15 5 (13.51%) OO PHP
15 5 (13.51%) Case Management
15 5 (13.51%) PostgreSQL
15 5 (13.51%) Web Development
16 4 (10.81%) Test Automation

JavaScript Developer Skill Set
Co-occurring IT Skills in Birmingham 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 (5.41%) Elasticsearch
2 1 (2.70%) Drupal
Applications
1 2 (5.41%) Adobe After Effects
1 2 (5.41%) Adobe Creative Suite
1 2 (5.41%) Adobe Illustrator
1 2 (5.41%) Photoshop
Cloud Services
1 3 (8.11%) Amazon AWS
2 2 (5.41%) Microsoft Azure
2 2 (5.41%) SaaS
3 1 (2.70%) AWS Elastic Beanstalk
3 1 (2.70%) Google App Engine
3 1 (2.70%) Google Cloud Platform
3 1 (2.70%) Heroku
3 1 (2.70%) PaaS
Database & Business Intelligence
1 5 (13.51%) PostgreSQL
2 2 (5.41%) MongoDB
2 2 (5.41%) SQL Server
3 1 (2.70%) SQL Server Reporting Services
Development Applications
1 14 (37.84%) Git (software)
2 8 (21.62%) gulp
3 7 (18.92%) Grunt
4 3 (8.11%) Mocha
5 2 (5.41%) Babel
5 2 (5.41%) webpack
6 1 (2.70%) Bower
6 1 (2.70%) JSHint
6 1 (2.70%) Subversion
6 1 (2.70%) Team Foundation Server
6 1 (2.70%) Visual Studio
General
1 4 (10.81%) Finance
2 1 (2.70%) Local Government
2 1 (2.70%) Marketing
2 1 (2.70%) Retail
Libraries, Frameworks & Software Standards
1 32 (86.49%) CSS
1 32 (86.49%) HTML
2 27 (72.97%) AngularJS
3 19 (51.35%) React
4 18 (48.65%) Node.js
5 13 (35.14%) Angular 2
5 13 (35.14%) Sass
6 9 (24.32%) jQuery
7 8 (21.62%) HTML5
8 7 (18.92%) CSS3
8 7 (18.92%) Spring
9 6 (16.22%) LESS
9 6 (16.22%) Twitter Bootstrap
10 4 (10.81%) Doctrine
11 3 (8.11%) .NET
11 3 (8.11%) ASP.NET
11 3 (8.11%) Express
11 3 (8.11%) Web Services
12 2 (5.41%) D3.js
12 2 (5.41%) Dojo
Miscellaneous
1 15 (40.54%) User Experience
2 2 (5.41%) Greenfield Project
3 1 (2.70%) Computer Science
3 1 (2.70%) Graphic Design
3 1 (2.70%) Linux Command Line
Operating Systems
1 3 (8.11%) Linux
2 2 (5.41%) Mac OS X
3 1 (2.70%) Unix
Processes & Methodologies
1 23 (62.16%) Agile Software Development
2 12 (32.43%) Front End Development
3 9 (24.32%) OO
4 8 (21.62%) TDD
5 5 (13.51%) Case Management
5 5 (13.51%) Microservices
5 5 (13.51%) OO PHP
5 5 (13.51%) Web Development
6 4 (10.81%) BDD
6 4 (10.81%) Test Automation
7 3 (8.11%) Scrum
7 3 (8.11%) Software Engineering
8 2 (5.41%) Asset Management
8 2 (5.41%) Mobile First
8 2 (5.41%) MVC
8 2 (5.41%) Responsive Web Design
8 2 (5.41%) Web Design
9 1 (2.70%) Asynchronous Programming
9 1 (2.70%) Health Informatics
9 1 (2.70%) Information Management
Programming Languages
1 37 (100.00%) JavaScript
2 9 (24.32%) Java
3 6 (16.22%) PHP
4 3 (8.11%) C#
4 3 (8.11%) SQL
5 2 (5.41%) Python
6 1 (2.70%) ECMAScript
6 1 (2.70%) TypeScript
Qualifications
1 1 (2.70%) Computer Science Degree
1 1 (2.70%) Degree
Vendors
1 3 (8.11%) Microsoft
2 2 (5.41%) Adobe
2 2 (5.41%) Zend
3 1 (2.70%) Google