Period
to 15 August 2018

The following table provides summary statistics for contract job vacancies advertised in High Wycombe with a requirement for JavaScript skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited JavaScript over the 6 months to 15 August 2018 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.

JavaScript (including ECMAScript)
Buckinghamshire > High Wycombe
6 months to
15 Aug 2018
Same period 2017 Same period 2016
Rank 8 6 9
Rank change year-on-year -2 +3 +5
Contract jobs citing JavaScript 12 8 8
As % of all contract IT jobs advertised in High Wycombe 15.58% 11.59% 9.20%
As % of the Programming Languages category 48.00% 66.67% 19.05%
Number of daily rates quoted 11 2 6
High Wycombe median daily rate £408 £391 £243
Median daily rate % change year-on-year +4.15% +61.34% -24.22%
10th Percentile £288 £365 £177
90th Percentile £449 £415 £362
Buckinghamshire median daily rate £408 £408 £325
% change year-on-year - +25.38% -
Number of hourly rates quoted 1 2 0
High Wycombe median hourly rate £42.50 £29.00 -
Median hourly rate % change year-on-year +46.55% - -
Buckinghamshire median hourly rate £42.50 £29.00 £41.25
% change year-on-year +46.55% -29.70% +3.13%

JavaScript 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 High Wycombe with a requirement for coding skills.

All Programming Languages
High Wycombe
Contract vacancies with a requirement for coding skills 25 12 42
As % of all contract IT jobs advertised in High Wycombe 32.47% 17.39% 48.28%
Number of daily rates quoted 22 3 37
High Wycombe median daily rate £410 £370 £350
Median daily rate % change year-on-year +10.81% +5.71% -
10th Percentile £290 £357 £241
90th Percentile £573 £411 £471
Buckinghamshire median daily rate £415 £388 £363
% change year-on-year +7.10% +6.90% +7.41%
Number of hourly rates quoted 1 2 0
High Wycombe median hourly rate £42.50 £29.00 -
Median hourly rate % change year-on-year +46.55% - -
Buckinghamshire median hourly rate £45.00 £42.00 £38.50
% change year-on-year +7.14% +9.09% +37.50%

JavaScript
Job Vacancy Trend in High Wycombe

Job postings citing JavaScript as a percentage of all IT jobs advertised in High Wycombe.

Job vacancy trend for JavaScript in High Wycombe

JavaScript
Contractor Daily Rate Trend in High Wycombe

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

Contractor daily rate trend for JavaScript in High Wycombe

JavaScript
Contractor Daily Rate Histogram in High Wycombe

The daily rate distribution of IT jobs citing JavaScript in High Wycombe over the 6 months to 15 August 2018.

Contractor daily rate histogram for JavaScript in High Wycombe

JavaScript
Contractor Hourly Rate Trend in High Wycombe

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing JavaScript in High Wycombe.

Contractor hourly rate trend for JavaScript in High Wycombe

For the 6 months to 15 August 2018, IT contractor jobs citing JavaScript 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 High Wycombe region with a requirement for JavaScript.

1 7 (58.33%) SQL
2 6 (50.00%) Finance
2 6 (50.00%) React
3 5 (41.67%) Web Development
3 5 (41.67%) Agile Software Development
3 5 (41.67%) TDD
3 5 (41.67%) Git (software)
4 4 (33.33%) GitHub
4 4 (33.33%) Scrum
4 4 (33.33%) .NET
5 3 (25.00%) C#
5 3 (25.00%) HTML
5 3 (25.00%) CSS
5 3 (25.00%) SOAP
5 3 (25.00%) REST
6 2 (16.67%) React Native
6 2 (16.67%) Entity Framework
6 2 (16.67%) Microsoft Azure
6 2 (16.67%) SQL Server
6 2 (16.67%) E-Commerce
6 2 (16.67%) .NET Framework
7 1 (8.33%) Problem-Solving
7 1 (8.33%) Deployment Automation
7 1 (8.33%) SDLC
7 1 (8.33%) JSON
7 1 (8.33%) JIRA
7 1 (8.33%) QA
7 1 (8.33%) LINQ
7 1 (8.33%) WordPress
7 1 (8.33%) Client/Server

JavaScript
Co-occurring IT Skills in High Wycombe 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 (8.33%) WordPress
Cloud Services
1 4 (33.33%) GitHub
2 2 (16.67%) Microsoft Azure
Database & Business Intelligence
1 2 (16.67%) SQL Server
Development Applications
1 5 (41.67%) Git (software)
2 1 (8.33%) JIRA
2 1 (8.33%) Octopus Deploy
General
1 6 (50.00%) Finance
2 1 (8.33%) Retail
Job Titles
1 12 (100.00%) Developer
2 5 (41.67%) JavaScript Developer
3 2 (16.67%) .NET Developer
3 2 (16.67%) React Developer
3 2 (16.67%) Web Developer
4 1 (8.33%) C# .NET Developer
4 1 (8.33%) C# Developer
4 1 (8.33%) C++ Developer
4 1 (8.33%) Delphi Developer
4 1 (8.33%) E-Commerce Developer
4 1 (8.33%) Full Stack Developer
4 1 (8.33%) HTML CSS Developer
4 1 (8.33%) HTML Developer
4 1 (8.33%) PHP Developer
4 1 (8.33%) Qt Developer
4 1 (8.33%) SQL Developer
4 1 (8.33%) SQL Server Developer
4 1 (8.33%) UI Developer
Libraries, Frameworks & Software Standards
1 6 (50.00%) React
2 4 (33.33%) .NET
3 3 (25.00%) CSS
3 3 (25.00%) HTML
3 3 (25.00%) REST
3 3 (25.00%) SOAP
4 2 (16.67%) .NET Framework
4 2 (16.67%) Entity Framework
4 2 (16.67%) React Native
5 1 (8.33%) ASP.NET
5 1 (8.33%) ASP.NET Web API
5 1 (8.33%) CSS3
5 1 (8.33%) JSON
5 1 (8.33%) Laravel
5 1 (8.33%) LINQ
5 1 (8.33%) Node.js
5 1 (8.33%) PhoneGap
5 1 (8.33%) QML
5 1 (8.33%) Qt
5 1 (8.33%) RESTful
Miscellaneous
1 1 (8.33%) Analytical Skills
1 1 (8.33%) Client/Server
1 1 (8.33%) User Experience
Operating Systems
1 1 (8.33%) Linux
Processes & Methodologies
1 5 (41.67%) Agile Software Development
1 5 (41.67%) TDD
1 5 (41.67%) Web Development
2 4 (33.33%) Scrum
3 2 (16.67%) E-Commerce
4 1 (8.33%) BDD
4 1 (8.33%) Deployment Automation
4 1 (8.33%) Microservices
4 1 (8.33%) MVC
4 1 (8.33%) OOP
4 1 (8.33%) Problem-Solving
4 1 (8.33%) Prototyping
4 1 (8.33%) Rapid Prototyping
4 1 (8.33%) SDLC
4 1 (8.33%) Software Engineering
Programming Languages
1 7 (58.33%) SQL
2 3 (25.00%) C#
3 1 (8.33%) C++
3 1 (8.33%) Delphi
3 1 (8.33%) PHP
3 1 (8.33%) T-SQL
3 1 (8.33%) TypeScript
Quality Assurance & Compliance
1 1 (8.33%) QA
Vendors
1 1 (8.33%) DevExpress
1 1 (8.33%) hybris
1 1 (8.33%) Microsoft
1 1 (8.33%) Oracle
1 1 (8.33%) Telerik