Period
to 19 February 2019

The following table provides summary statistics for contract job vacancies advertised in Buckinghamshire 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 19 February 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)
South East > Buckinghamshire
6 months to
19 Feb 2019
Same period 2018 Same period 2017
Rank 10 16 15
Rank change year-on-year +6 -1 +4
Contract jobs citing JavaScript 199 182 133
As % of all contract IT jobs advertised in Buckinghamshire 12.63% 8.28% 7.72%
As % of the Programming Languages category 31.59% 21.09% 25.63%
Number of daily rates quoted 124 89 74
Buckinghamshire median daily rate £425 £413 £350
Median daily rate % change year-on-year +3.03% +17.86% +3.70%
10th Percentile £274 £283 £263
90th Percentile £538 £538 £473
South East median daily rate £425 £420 £380
% change year-on-year +1.19% +10.53% +4.11%
Number of hourly rates quoted 4 1 0
Buckinghamshire median hourly rate £26.65 £47.50 -
Median hourly rate % change year-on-year -43.89% - -
South East median hourly rate £43.25 £45.00 £43.25
% change year-on-year -3.89% +4.05% +20.14%

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 Buckinghamshire with a requirement for coding skills.

All Programming Languages
Buckinghamshire
Contract vacancies with a requirement for coding skills 630 863 519
As % of all contract IT jobs advertised in Buckinghamshire 39.97% 39.28% 30.12%
Number of daily rates quoted 377 400 273
Buckinghamshire median daily rate £420 £413 £363
Median daily rate % change year-on-year +1.82% +13.79% +2.11%
10th Percentile £248 £300 £275
90th Percentile £553 £538 £538
South East median daily rate £450 £425 £400
% change year-on-year +5.88% +6.25% +6.67%
Number of hourly rates quoted 21 12 14
Buckinghamshire median hourly rate £37.50 £46.00 £37.50
Median hourly rate % change year-on-year -18.48% +22.67% +97.37%
10th Percentile £18.00 £32.88 £21.10
90th Percentile £48.75 £75.75 £70.00
South East median hourly rate £45.00 £45.00 £41.00
% change year-on-year - +9.76% +2.50%

JavaScript
Job Vacancy Trend in Buckinghamshire

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

Job vacancy trend for JavaScript in Buckinghamshire

JavaScript
Contractor Daily Rate Trend in Buckinghamshire

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

Contractor daily rate trend for JavaScript in Buckinghamshire

JavaScript
Contractor Daily Rate Histogram in Buckinghamshire

The daily rate distribution of IT jobs citing JavaScript in Buckinghamshire over the 6 months to 19 February 2019.

Contractor daily rate histogram for JavaScript in Buckinghamshire

JavaScript
Contractor Hourly Rate Trend in Buckinghamshire

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

Contractor hourly rate trend for JavaScript in Buckinghamshire

JavaScript
Contract Job Locations in Buckinghamshire

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing JavaScript within the Buckinghamshire region over the 6 months to 19 February 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
Milton Keynes +9 100 £425 +6.25% 34
High Wycombe +3 14 £325 +0.08% 14
Beaconsfield - 14 £525 - 2
Marlow -1 8 £425 -19.05% 15
Aylesbury -6 7 £275 -27.87% 5
Buckingham - 1 £370 - 2
JavaScript
South East

For the 6 months to 19 February 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 Buckinghamshire region with a requirement for JavaScript.

1 87 (43.72%) Agile Software Development
2 75 (37.69%) HTML
3 72 (36.18%) Java
4 68 (34.17%) CSS
5 60 (30.15%) C#
6 56 (28.14%) .NET
6 56 (28.14%) SQL
6 56 (28.14%) Finance
7 51 (25.63%) Front End Development
8 50 (25.13%) AngularJS
9 43 (21.61%) HTML5
10 39 (19.60%) Spring
11 36 (18.09%) MVC
11 36 (18.09%) Node.js
12 35 (17.59%) Git (software)
13 34 (17.09%) Web Development
14 33 (16.58%) Test Automation
14 33 (16.58%) TDD
14 33 (16.58%) CSS3
14 33 (16.58%) React
15 31 (15.58%) User Experience
16 30 (15.08%) Spring Boot
16 30 (15.08%) ASP.NET
16 30 (15.08%) BDD
17 29 (14.57%) REST
18 28 (14.07%) Twitter Bootstrap
19 25 (12.56%) SQL Server
20 24 (12.06%) SOAP
21 23 (11.56%) ASP.NET Web API
22 22 (11.06%) Jenkins

JavaScript
Co-occurring IT Skills in Buckinghamshire 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 14 (7.04%) CMS
2 12 (6.03%) Drupal
3 10 (5.03%) WebSphere
4 9 (4.52%) EPiServer
5 8 (4.02%) Confluence
6 6 (3.02%) Umbraco
6 6 (3.02%) WebSphere Application Server
7 3 (1.51%) ArcGIS
7 3 (1.51%) ArcSDE
7 3 (1.51%) IIS
7 3 (1.51%) Tomcat
8 2 (1.01%) WordPress
9 1 (0.50%) IBM Domino
9 1 (0.50%) JBoss
9 1 (0.50%) Kentico
9 1 (0.50%) nginx
9 1 (0.50%) Sitecore CMS
Applications
1 5 (2.51%) Photoshop
2 3 (1.51%) Microsoft Office
3 2 (1.01%) Microsoft Excel
3 2 (1.01%) Microsoft PowerPoint
4 1 (0.50%) Spreadsheet
Business Applications
1 7 (3.52%) Maximo
2 6 (3.02%) Magento
3 5 (2.51%) Dynamics CRM
4 2 (1.01%) Workday HCM
Cloud Services
1 21 (10.55%) Microsoft Azure
2 13 (6.53%) GitHub
3 6 (3.02%) Amazon AWS
3 6 (3.02%) Google Analytics
4 5 (2.51%) Dynamics 365
4 5 (2.51%) Office 365
4 5 (2.51%) OpenShift
5 4 (2.01%) SaaS
6 2 (1.01%) npm
7 1 (0.50%) Adobe Analytics
7 1 (0.50%) Google Tag Manager
7 1 (0.50%) PaaS
Communications & Networking
1 10 (5.03%) HTTP
Database & Business Intelligence
1 25 (12.56%) SQL Server
2 7 (3.52%) DB2
2 7 (3.52%) Relational Database
3 4 (2.01%) MySQL
3 4 (2.01%) Redis
4 3 (1.51%) GIS
4 3 (1.51%) Oracle Database
4 3 (1.51%) PostgreSQL
5 2 (1.01%) RDBMS
6 1 (0.50%) Big Data
6 1 (0.50%) MongoDB
6 1 (0.50%) NoSQL
6 1 (0.50%) OpenQM
6 1 (0.50%) SQL Server 2012
6 1 (0.50%) SQL Server 2014
6 1 (0.50%) SQL Server 2016
6 1 (0.50%) UniData
Development Applications
1 35 (17.59%) Git (software)
2 22 (11.06%) Jenkins
3 16 (8.04%) JIRA
4 12 (6.03%) Visual Studio
5 7 (3.52%) Appium
5 7 (3.52%) Bitbucket
5 7 (3.52%) Selenium
6 6 (3.02%) git-flow
6 6 (3.02%) Team Foundation Server
6 6 (3.02%) TeamCity
7 5 (2.51%) Babel
7 5 (2.51%) Moq
7 5 (2.51%) MSTest
7 5 (2.51%) Octopus Deploy
8 3 (1.51%) Atlassian Bamboo
8 3 (1.51%) Calabash
8 3 (1.51%) Cucumber
8 3 (1.51%) WebDriver
9 2 (1.01%) Maven
9 2 (1.01%) SoapUI
General
1 56 (28.14%) Finance
2 14 (7.04%) Banking
3 4 (2.01%) Pharmaceutical
3 4 (2.01%) Retail
4 3 (1.51%) Marketing
5 2 (1.01%) Automotive
5 2 (1.01%) Corporate Banking
5 2 (1.01%) Investment Banking
5 2 (1.01%) Manufacturing
6 1 (0.50%) Aerospace
6 1 (0.50%) Electronics
6 1 (0.50%) Telecoms
Job Titles
1 160 (80.40%) Developer
2 36 (18.09%) JavaScript Developer
3 28 (14.07%) .NET Developer
3 28 (14.07%) Front End Developer (Client-Side Developer)
4 27 (13.57%) Full Stack Developer
5 24 (12.06%) Java Developer
6 18 (9.05%) Angular Developer
7 15 (7.54%) Web Developer
8 13 (6.53%) React Developer
9 9 (4.52%) C# Developer
9 9 (4.52%) Senior Developer
9 9 (4.52%) Software Developer
10 8 (4.02%) Senior Java Developer
10 8 (4.02%) UI Developer
11 7 (3.52%) Automation Tester
11 7 (3.52%) C# .NET Developer
11 7 (3.52%) Junior
11 7 (3.52%) Tester
12 6 (3.02%) Maximo Developer
13 5 (2.51%) Drupal Developer
Libraries, Frameworks & Software Standards
1 75 (37.69%) HTML
2 68 (34.17%) CSS
3 56 (28.14%) .NET
4 50 (25.13%) AngularJS
5 43 (21.61%) HTML5
6 39 (19.60%) Spring
7 36 (18.09%) Node.js
8 33 (16.58%) CSS3
8 33 (16.58%) React
9 30 (15.08%) ASP.NET
9 30 (15.08%) Spring Boot
10 29 (14.57%) REST
11 28 (14.07%) Twitter Bootstrap
12 24 (12.06%) SOAP
13 23 (11.56%) ASP.NET Web API
14 21 (10.55%) ASP.NET MVC
15 19 (9.55%) jQuery
16 17 (8.54%) Web Services
17 14 (7.04%) GraphQL
17 14 (7.04%) Sass
Miscellaneous
1 31 (15.58%) User Experience
2 13 (6.53%) Data Structures
3 10 (5.03%) Analytical Skills
4 6 (3.02%) iPad
5 5 (2.51%) CMDB
5 5 (2.51%) Fintech
6 4 (2.01%) Greenfield Project
6 4 (2.01%) Mobile App
6 4 (2.01%) Self-Motivation
7 3 (1.51%) PKI
7 3 (1.51%) Robotics
8 2 (1.01%) N-Tier
9 1 (0.50%) Cloud Native
9 1 (0.50%) Enterprise Software
9 1 (0.50%) Mashup
Operating Systems
1 9 (4.52%) Windows
2 5 (2.51%) Android
2 5 (2.51%) Apple iOS
2 5 (2.51%) Linux
2 5 (2.51%) Windows Server 2003
2 5 (2.51%) Windows Server 2008
2 5 (2.51%) Windows Server 2012
3 3 (1.51%) Mac OS X
4 1 (0.50%) Red Hat Enterprise Linux
Processes & Methodologies
1 87 (43.72%) Agile Software Development
2 51 (25.63%) Front End Development
3 36 (18.09%) MVC
4 34 (17.09%) Web Development
5 33 (16.58%) TDD
5 33 (16.58%) Test Automation
6 30 (15.08%) BDD
7 21 (10.55%) Continuous Integration
8 18 (9.05%) Microservices
9 17 (8.54%) Open Source
9 17 (8.54%) Scrum
10 15 (7.54%) Software Engineering
11 13 (6.53%) DevOps
12 12 (6.03%) Deployment Automation
12 12 (6.03%) Problem-Solving
12 12 (6.03%) Prototyping
12 12 (6.03%) Rapid Prototyping
13 10 (5.03%) Continuous Delivery
13 10 (5.03%) OO
14 8 (4.02%) Test Strategy
Programming Languages
1 72 (36.18%) Java
2 60 (30.15%) C#
3 56 (28.14%) SQL
4 15 (7.54%) Python
5 9 (4.52%) C++
5 9 (4.52%) PHP
6 8 (4.02%) PowerShell
7 7 (3.52%) ES6
7 7 (3.52%) TypeScript
8 4 (2.01%) Ruby
9 3 (1.51%) Apple Swift
9 3 (1.51%) Bourne shell
9 3 (1.51%) Java 8
9 3 (1.51%) PL/SQL
10 2 (1.01%) SOQL
10 2 (1.01%) T-SQL
11 1 (0.50%) Bash Shell
11 1 (0.50%) C
11 1 (0.50%) VB
11 1 (0.50%) VBA
Qualifications
1 15 (7.54%) Degree
2 8 (4.02%) Security Cleared
3 6 (3.02%) DV Cleared
4 5 (2.51%) Master's Degree
4 5 (2.51%) Microsoft Certification
5 4 (2.01%) MCP
5 4 (2.01%) MCSE
6 3 (1.51%) SC Cleared
7 1 (0.50%) BPSS Clearance
7 1 (0.50%) Computer Science Degree
7 1 (0.50%) DBS Check
7 1 (0.50%) ITIL Foundation Certificate
Quality Assurance & Compliance
1 8 (4.02%) QA
2 2 (1.01%) Data Quality
3 1 (0.50%) SLA
System Software
1 16 (8.04%) Docker
2 3 (1.51%) Active Directory
3 2 (1.01%) XenDesktop
Systems Management
1 2 (1.01%) Single Sign-On
2 1 (0.50%) Ansible
2 1 (0.50%) Terraform
Vendors
1 14 (7.04%) IBM
2 12 (6.03%) Oracle
3 9 (4.52%) Microsoft
4 6 (3.02%) Apple
4 6 (3.02%) ATG
4 6 (3.02%) Demandware
4 6 (3.02%) Google
4 6 (3.02%) hybris
4 6 (3.02%) Sitecore
4 6 (3.02%) Yahoo!
5 5 (2.51%) Hotjar
5 5 (2.51%) ServiceNow
6 3 (1.51%) Citrix
6 3 (1.51%) ESRI
7 2 (1.01%) Informatica
7 2 (1.01%) Okta
7 2 (1.01%) Tableau
7 2 (1.01%) Workday
8 1 (0.50%) Red Hat
8 1 (0.50%) Tealium