Period
to 20 January 2019

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 20 January 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.

JavaScript (including ECMAScript)
Buckinghamshire > High Wycombe
6 months to
20 Jan 2019
Same period 2018 Same period 2017
Rank 10 16 9
Rank change year-on-year +6 -7 +5
Contract jobs citing JavaScript 11 4 2
As % of all contract IT jobs advertised in High Wycombe 11.11% 4.40% 3.23%
As % of the Programming Languages category 23.40% 16.00% 25.00%
Number of daily rates quoted 10 2 2
High Wycombe median daily rate £433 £333 £333
Median daily rate % change year-on-year +30.08% - +10.83%
10th Percentile £366 £199 £309
90th Percentile £450 £460 £370
Buckinghamshire median daily rate £425 £363 £350
% change year-on-year +17.24% +3.57% -1.41%
Number of hourly rates quoted 0 1 0
High Wycombe median hourly rate - £47.50 -
Buckinghamshire median hourly rate £26.65 £47.50 £46.00
% change year-on-year -43.89% +3.26% +37.31%

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 47 25 8
As % of all contract IT jobs advertised in High Wycombe 47.47% 27.47% 12.90%
Number of daily rates quoted 35 21 7
High Wycombe median daily rate £415 £335 £313
Median daily rate % change year-on-year +23.88% +7.20% +4.17%
10th Percentile £253 £170 £182
90th Percentile £510 £400 £400
Buckinghamshire median daily rate £415 £405 £363
% change year-on-year +2.47% +11.72% +2.84%
Number of hourly rates quoted 3 2 1
High Wycombe median hourly rate £45.00 £46.25 £23.00
Median hourly rate % change year-on-year -2.70% +101.09% +70.37%
10th Percentile £41.50 £45.13 £20.50
90th Percentile £48.50 £48.38 £25.50
Buckinghamshire median hourly rate £42.50 £55.00 £37.50
% change year-on-year -22.73% +46.67% +97.37%

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 20 January 2019.

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 20 January 2019, 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 (63.64%) SQL
1 7 (63.64%) TDD
2 6 (54.55%) CSS
2 6 (54.55%) Agile Software Development
2 6 (54.55%) Finance
2 6 (54.55%) Scrum
2 6 (54.55%) REST
3 5 (45.45%) HTML
4 4 (36.36%) .NET
4 4 (36.36%) C#
4 4 (36.36%) Web Development
4 4 (36.36%) JSON
4 4 (36.36%) BDD
4 4 (36.36%) AngularJS
4 4 (36.36%) TypeScript
4 4 (36.36%) React
4 4 (36.36%) Front End Development
5 3 (27.27%) Mobile Development
5 3 (27.27%) User Experience
5 3 (27.27%) Jenkins
5 3 (27.27%) Mobile App
5 3 (27.27%) Bourne shell
5 3 (27.27%) Confluence
5 3 (27.27%) GitHub
5 3 (27.27%) Bitbucket
5 3 (27.27%) JIRA
5 3 (27.27%) Kanban
5 3 (27.27%) Git (software)
5 3 (27.27%) SOAP
5 3 (27.27%) Web Services

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 3 (27.27%) Confluence
2 1 (9.09%) IBM Domino
Cloud Services
1 3 (27.27%) GitHub
2 1 (9.09%) Microsoft Azure
Development Applications
1 3 (27.27%) Bitbucket
1 3 (27.27%) Git (software)
1 3 (27.27%) Jenkins
1 3 (27.27%) JIRA
2 1 (9.09%) Octopus Deploy
General
1 6 (54.55%) Finance
Job Titles
1 11 (100.00%) Developer
2 4 (36.36%) Angular Developer
3 3 (27.27%) JavaScript Developer
4 2 (18.18%) Front End Developer (Client-Side Developer)
4 2 (18.18%) ServiceNow Developer
4 2 (18.18%) Web Developer
5 1 (9.09%) .NET Developer
5 1 (9.09%) C# .NET Developer
5 1 (9.09%) C# Developer
5 1 (9.09%) Domino Developer
5 1 (9.09%) Full Stack Developer
5 1 (9.09%) React Developer
Libraries, Frameworks & Software Standards
1 6 (54.55%) CSS
1 6 (54.55%) REST
2 5 (45.45%) HTML
3 4 (36.36%) .NET
3 4 (36.36%) AngularJS
3 4 (36.36%) JSON
3 4 (36.36%) React
4 3 (27.27%) SOAP
4 3 (27.27%) Web Services
4 3 (27.27%) XML
5 2 (18.18%) SailPoint
6 1 (9.09%) .NET Framework
6 1 (9.09%) Angular 2
6 1 (9.09%) Dojo
6 1 (9.09%) Entity Framework
6 1 (9.09%) jQuery
6 1 (9.09%) React Native
6 1 (9.09%) XPages
Miscellaneous
1 3 (27.27%) Mobile App
1 3 (27.27%) User Experience
2 2 (18.18%) CMDB
Operating Systems
1 1 (9.09%) Android
1 1 (9.09%) Apple iOS
Processes & Methodologies
1 7 (63.64%) TDD
2 6 (54.55%) Agile Software Development
2 6 (54.55%) Scrum
3 4 (36.36%) BDD
3 4 (36.36%) Front End Development
3 4 (36.36%) Web Development
4 3 (27.27%) Kanban
4 3 (27.27%) Mobile Development
5 2 (18.18%) Change Management
5 2 (18.18%) Incident Management
5 2 (18.18%) Problem Management
6 1 (9.09%) Android Development
6 1 (9.09%) Deployment Automation
6 1 (9.09%) iOS Development
6 1 (9.09%) SDLC
Programming Languages
1 7 (63.64%) SQL
2 4 (36.36%) C#
2 4 (36.36%) TypeScript
3 3 (27.27%) Bourne shell
4 1 (9.09%) Java
Vendors
1 2 (18.18%) ServiceNow