Period
to 20 October 2018

The following table provides summary statistics for contract job vacancies advertised in South London 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 October 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)
London > South London
6 months to
20 Oct 2018
Same period 2017 Same period 2016
Rank 19 28 13
Rank change year-on-year +9 -15 -6
Contract jobs citing JavaScript 213 124 127
As % of all contract IT jobs advertised in South London 11.38% 9.32% 11.86%
As % of the Programming Languages category 20.78% 17.27% 26.96%
Number of daily rates quoted 174 103 101
South London median daily rate £450 £475 £400
Median daily rate % change year-on-year -5.26% +18.75% +14.29%
10th Percentile £325 £315 £305
90th Percentile £538 £553 £513
London median daily rate £500 £475 £450
% change year-on-year +5.26% +5.56% +5.88%
Number of hourly rates quoted 0 0 1
South London median hourly rate - - £21.20
London median hourly rate £34.50 £27.16 £40.05
% change year-on-year +27.03% -32.18% +80.82%

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 South London with a requirement for coding skills.

All Programming Languages
South London
Contract vacancies with a requirement for coding skills 1,025 718 471
As % of all contract IT jobs advertised in South London 54.78% 53.94% 43.98%
Number of daily rates quoted 783 487 328
South London median daily rate £513 £500 £410
Median daily rate % change year-on-year +2.50% +21.95% +17.14%
10th Percentile £363 £350 £288
90th Percentile £588 £675 £575
London median daily rate £525 £500 £450
% change year-on-year +5.00% +11.11% -
Number of hourly rates quoted 15 30 8
South London median hourly rate £43.75 £47.83 £49.60
Median hourly rate % change year-on-year -8.53% -3.56% -0.81%
10th Percentile £39.03 £38.01 £19.73
90th Percentile £47.70 £50.25 £50.00
London median hourly rate £39.00 £35.91 £32.50
% change year-on-year +8.62% +10.48% +32.03%

JavaScript
Job Vacancy Trend in South London

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

Job vacancy trend for JavaScript in South London

JavaScript
Contractor Daily Rate Trend in South London

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

Contractor daily rate trend for JavaScript in South London

JavaScript
Contractor Daily Rate Histogram in South London

The daily rate distribution of IT jobs citing JavaScript in South London over the 6 months to 20 October 2018.

Contractor daily rate histogram for JavaScript in South London

JavaScript
Contractor Hourly Rate Trend in South London

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

Contractor hourly rate trend for JavaScript in South London

JavaScript
Contract Job Locations in South London

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing JavaScript within the South London region over the 6 months to 20 October 2018. 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
Croydon -3 103 £475 -5.00% 20
Bromley +5 26 £375 -25.00% 7
Sutton - 10 £413 - 5
Merton +5 8 £375 +7.14% 1
Kingston Upon Thames +4 7 £358 -20.56% 12
Wandsworth -7 1 £325 -18.75%
JavaScript
London

For the 6 months to 20 October 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 South London region with a requirement for JavaScript.

1 108 (50.70%) CSS
2 107 (50.23%) Agile Software Development
3 104 (48.83%) HTML
4 81 (38.03%) AngularJS
5 78 (36.62%) Java
6 71 (33.33%) Test Automation
7 69 (32.39%) CSS3
8 63 (29.58%) TDD
9 61 (28.64%) Front End Development
10 45 (21.13%) HTML5
11 42 (19.72%) Security Cleared
12 41 (19.25%) React
13 40 (18.78%) Scrum
14 39 (18.31%) SC Cleared
14 39 (18.31%) Amazon AWS
15 38 (17.84%) Web Development
16 36 (16.90%) RESTful
17 35 (16.43%) Spring
17 35 (16.43%) Adobe
18 34 (15.96%) Hibernate
19 33 (15.49%) Node.js
20 32 (15.02%) Sass
20 32 (15.02%) Photoshop
20 32 (15.02%) Karma Test Runner
21 31 (14.55%) Spring Boot
21 31 (14.55%) Java 8
22 30 (14.08%) Microservices
22 30 (14.08%) Maven
23 28 (13.15%) Grunt
24 27 (12.68%) DevOps

JavaScript
Co-occurring IT Skills in South London 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 16 (7.51%) Confluence
1 16 (7.51%) WordPress
2 7 (3.29%) Elasticsearch
2 7 (3.29%) JBoss
3 4 (1.88%) WildFly
4 3 (1.41%) WebLogic
5 2 (0.94%) CMS
5 2 (0.94%) Tomcat
6 1 (0.47%) Apache
6 1 (0.47%) EPiServer
6 1 (0.47%) SharePoint
Applications
1 32 (15.02%) Photoshop
2 3 (1.41%) InVision
2 3 (1.41%) OmniGraffle
Business Applications
1 1 (0.47%) Dynamics AX
1 1 (0.47%) Dynamics CRM
1 1 (0.47%) Dynamics NAV
1 1 (0.47%) Remedy ITSM
Cloud Services
1 39 (18.31%) Amazon AWS
2 14 (6.57%) SaaS
3 11 (5.16%) npm
4 7 (3.29%) Sauce Labs
5 6 (2.82%) Adobe Analytics
6 3 (1.41%) GitHub
6 3 (1.41%) Microsoft Azure
7 1 (0.47%) Force.com
7 1 (0.47%) Office 365
Communications & Networking
1 2 (0.94%) SMS
2 1 (0.47%) HTTP
Database & Business Intelligence
1 10 (4.69%) PostgreSQL
2 7 (3.29%) SQL Server
3 6 (2.82%) MySQL
3 6 (2.82%) Relational Database
4 5 (2.35%) Redis
5 4 (1.88%) NoSQL
6 2 (0.94%) Data Warehouse
7 1 (0.47%) MongoDB
7 1 (0.47%) Oracle Database
7 1 (0.47%) Oracle Database 11g
7 1 (0.47%) RDBMS
Development Applications
1 32 (15.02%) Karma Test Runner
2 30 (14.08%) Maven
3 28 (13.15%) Grunt
4 26 (12.21%) Jasmine
5 25 (11.74%) Cucumber
6 24 (11.27%) Git (software)
7 19 (8.92%) gulp
8 18 (8.45%) JMeter
9 17 (7.98%) JIRA
10 16 (7.51%) Selenium
11 13 (6.10%) webpack
12 11 (5.16%) Jenkins
13 10 (4.69%) Babel
14 8 (3.76%) WebDriver
15 7 (3.29%) Burp Suite
15 7 (3.29%) GitLab
15 7 (3.29%) Hudson
15 7 (3.29%) Mocha
15 7 (3.29%) Protractor
15 7 (3.29%) SoapUI
General
1 21 (9.86%) Finance
2 20 (9.39%) Retail
3 13 (6.10%) Advertising
4 7 (3.29%) Marketing
5 2 (0.94%) Back Office
5 2 (0.94%) Legal
6 1 (0.47%) Games
6 1 (0.47%) Publishing
Job Titles
1 167 (78.40%) Developer
2 70 (32.86%) Front End Developer (Client-Side Developer)
3 54 (25.35%) JavaScript Developer
4 38 (17.84%) Java Developer
5 25 (11.74%) Angular Developer
6 24 (11.27%) UI Developer
7 19 (8.92%) HTML Developer
8 12 (5.63%) HTML CSS Developer
8 12 (5.63%) React Developer
9 11 (5.16%) Analyst
10 10 (4.69%) Tester
11 8 (3.76%) Python Developer
12 7 (3.29%) Agile Tester
13 6 (2.82%) Applications Developer
13 6 (2.82%) Node.js Developer
13 6 (2.82%) SC Cleared Java Developer
13 6 (2.82%) Senior Developer
14 5 (2.35%) Consultant
14 5 (2.35%) Junior
14 5 (2.35%) QA Analyst
Libraries, Frameworks & Software Standards
1 108 (50.70%) CSS
2 104 (48.83%) HTML
3 81 (38.03%) AngularJS
4 69 (32.39%) CSS3
5 45 (21.13%) HTML5
6 41 (19.25%) React
7 36 (16.90%) RESTful
8 35 (16.43%) Spring
9 34 (15.96%) Hibernate
10 33 (15.49%) Node.js
11 32 (15.02%) Sass
12 31 (14.55%) Spring Boot
13 23 (10.80%) Redux
14 22 (10.33%) jQuery
15 20 (9.39%) Express
16 17 (7.98%) Backbone.js
16 17 (7.98%) Java EE
17 15 (7.04%) Web Services
18 13 (6.10%) REST
19 8 (3.76%) Django
Miscellaneous
1 27 (12.68%) Greenfield Project
2 18 (8.45%) User Experience
3 17 (7.98%) W3C
4 10 (4.69%) Computer Science
5 6 (2.82%) Mobile App
6 3 (1.41%) Analytical Skills
6 3 (1.41%) CMDB
6 3 (1.41%) Self-Motivation
7 2 (0.94%) NHS
8 1 (0.47%) Enterprise Software
8 1 (0.47%) Fintech
8 1 (0.47%) Graphic Design
Operating Systems
1 4 (1.88%) Linux
2 2 (0.94%) Unix
Processes & Methodologies
1 107 (50.23%) Agile Software Development
2 71 (33.33%) Test Automation
3 63 (29.58%) TDD
4 61 (28.64%) Front End Development
5 40 (18.78%) Scrum
6 38 (17.84%) Web Development
7 30 (14.08%) Microservices
8 27 (12.68%) DevOps
9 25 (11.74%) OO
10 20 (9.39%) Problem-Solving
11 19 (8.92%) MVC
12 18 (8.45%) E-Commerce
13 16 (7.51%) BDD
13 16 (7.51%) Continuous Deployment
14 15 (7.04%) Continuous Integration
15 14 (6.57%) MVVM
15 14 (6.57%) Responsive Web Design
16 12 (5.63%) Continuous Delivery
17 9 (4.23%) Unit Testing
18 8 (3.76%) Non-Functional Testing
Programming Languages
1 78 (36.62%) Java
2 31 (14.55%) Java 8
3 18 (8.45%) SQL
4 17 (7.98%) ES6
5 11 (5.16%) TypeScript
6 9 (4.23%) Python
7 8 (3.76%) C#
8 5 (2.35%) Ruby
8 5 (2.35%) T-SQL
9 3 (1.41%) Scala
10 2 (0.94%) PHP
10 2 (0.94%) VB.NET
10 2 (0.94%) VBScript
11 1 (0.47%) Apex Code
11 1 (0.47%) PHP 5
11 1 (0.47%) PHP 7
11 1 (0.47%) PL/SQL
11 1 (0.47%) PowerShell
11 1 (0.47%) SOQL
Qualifications
1 42 (19.72%) Security Cleared
2 39 (18.31%) SC Cleared
3 9 (4.23%) Degree
4 1 (0.47%) DBS Check
4 1 (0.47%) ITIL Certification
Quality Assurance & Compliance
1 15 (7.04%) QA
2 8 (3.76%) SLA
3 2 (0.94%) PMO
System Software
1 20 (9.39%) Docker
Systems Management
1 7 (3.29%) Kibana
1 7 (3.29%) logstash
2 4 (1.88%) Kubernetes
3 3 (1.41%) Ansible
4 1 (0.47%) Opscode Chef
4 1 (0.47%) Puppet
4 1 (0.47%) Terraform
Vendors
1 35 (16.43%) Adobe
2 16 (7.51%) hybris
3 5 (2.35%) ServiceNow
4 3 (1.41%) Microsoft
5 2 (0.94%) Salesforce.com
6 1 (0.47%) CODA
6 1 (0.47%) IBM
6 1 (0.47%) Oracle
6 1 (0.47%) Remedy