Period
to 17 November 2018

The median contractor rate for a Developer was £515 per day in advertised job vacancies in Isleworth during the 6 months to 17 November 2018.

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.

Developer
Hounslow > Isleworth
6 months to
17 Nov 2018
Same period 2017 Same period 2016
Rank 2 2 -
Rank change year-on-year 0 - +3
Contract jobs requiring a Developer 17 44 0
As % of all contract IT jobs advertised in Isleworth 56.67% 86.27% -
As % of the Job Titles category 58.62% 93.62% -
Number of daily rates quoted 13 50 0
Isleworth median daily rate £515 £525 -
Median daily rate % change year-on-year -1.90% - -
Hounslow median daily rate £508 £518 £425
% change year-on-year -1.93% +21.76% +6.25%
Number of hourly rates quoted 0 0 0
Isleworth median hourly rate - - -
Hounslow median hourly rate - - £38.75

The following table is for comparison with the above and includes summary statistics for all contract IT job vacancies advertised in Isleworth. Most job vacancies include a discernible job title that can be normalized. As such, the figures in the second row provide an indication of the number of contract jobs in our overall sample.

All Contract IT Job Vacancies
Isleworth
Contract vacancies in Isleworth with a recognized job title 29 47 5
% of contract IT jobs with a recognized job title 96.67% 92.16% 100.00%
Number of daily rates quoted 16 46 4
Isleworth median daily rate £515 £525 £480
Median daily rate % change year-on-year -1.90% +9.38% +37.14%
10th Percentile £431 £393 £450
90th Percentile £575 £585 £548
Hounslow median daily rate £475 £450 £425
% change year-on-year +5.56% +5.88% +6.25%
Number of hourly rates quoted 1 0 0
Isleworth median hourly rate £14.00 - -
Hounslow median hourly rate £26.75 £13.25 £18.23
% change year-on-year +101.89% -27.30% -1.49%

Developer
Job Vacancy Trend in Isleworth

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

Job vacancy trend for Developer in Isleworth

Developer
Contractor Daily Rate Trend in Isleworth

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

Contractor daily rate trend for Developer in Isleworth

Developer
Contractor Daily Rate Histogram in Isleworth

The daily rate distribution of IT jobs citing Developer in Isleworth over the 6 months to 17 November 2018.

Contractor daily rate histogram for Developer in Isleworth

Developer Skill Set
Top 30 Co-occurring IT Skills in Isleworth

For the 6 months to 17 November 2018, Developer contract jobs required the following IT skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all contract job ads across the Isleworth region featuring Developer in the job title.

1 14 (82.35%) Agile Software Development
2 13 (76.47%) Java
3 10 (58.82%) BDD
4 9 (52.94%) Continuous Improvement
4 9 (52.94%) TDD
5 8 (47.06%) JavaScript
5 8 (47.06%) Jenkins
6 7 (41.18%) Acceptance Criteria
6 7 (41.18%) HTML
6 7 (41.18%) Pair Programming
7 6 (35.29%) Continuous Integration
7 6 (35.29%) Scala
7 6 (35.29%) Linux
7 6 (35.29%) Microservices
7 6 (35.29%) High Availability
7 6 (35.29%) Open Source
8 5 (29.41%) REST
8 5 (29.41%) Kubernetes
8 5 (29.41%) Docker
8 5 (29.41%) Gatling
8 5 (29.41%) RESTful
8 5 (29.41%) Spring
8 5 (29.41%) Software Engineering
9 4 (23.53%) Scrum
9 4 (23.53%) Git (software)
9 4 (23.53%) Test Automation
9 4 (23.53%) Kanban
9 4 (23.53%) Unix
9 4 (23.53%) Python
9 4 (23.53%) SQL

Developer Skill Set
Co-occurring IT Skills in Isleworth 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 (11.76%) CMS
2 1 (5.88%) Confluence
Cloud Services
1 2 (11.76%) Amazon AWS
2 1 (5.88%) Akamai
2 1 (5.88%) Amazon Alexa
2 1 (5.88%) GitHub
Communications & Networking
1 1 (5.88%) Bluetooth
1 1 (5.88%) Internet
1 1 (5.88%) Wi-Fi
1 1 (5.88%) Wireless
Database & Business Intelligence
1 2 (11.76%) Apache Cassandra
1 2 (11.76%) PostgreSQL
2 1 (5.88%) Hazelcast
2 1 (5.88%) MongoDB
2 1 (5.88%) MySQL
Development Applications
1 8 (47.06%) Jenkins
2 5 (29.41%) Gatling
3 4 (23.53%) Git (software)
3 4 (23.53%) JMeter
4 3 (17.65%) Cucumber
4 3 (17.65%) Maven
5 2 (11.76%) Gradle
5 2 (11.76%) Hudson
5 2 (11.76%) NeoLoad
5 2 (11.76%) TeamCity
5 2 (11.76%) WebDriver
6 1 (5.88%) GCC
6 1 (5.88%) JIRA
6 1 (5.88%) JUnit
6 1 (5.88%) Mockito
6 1 (5.88%) Subversion
General
1 3 (17.65%) Games
Libraries, Frameworks & Software Standards
1 7 (41.18%) HTML
2 5 (29.41%) REST
2 5 (29.41%) RESTful
2 5 (29.41%) Spring
3 4 (23.53%) AngularJS
3 4 (23.53%) CSS
3 4 (23.53%) Node.js
4 3 (17.65%) CSS3
4 3 (17.65%) HTML5
4 3 (17.65%) Spring Boot
4 3 (17.65%) Web Services
5 2 (11.76%) Django
5 2 (11.76%) Flask
5 2 (11.76%) Hibernate
5 2 (11.76%) JMS
5 2 (11.76%) JPA
5 2 (11.76%) Play Framework
5 2 (11.76%) React
5 2 (11.76%) spray
5 2 (11.76%) Spring MVC
Miscellaneous
1 2 (11.76%) Blog
1 2 (11.76%) Data Structures
1 2 (11.76%) Management Information System
2 1 (5.88%) Device Driver
2 1 (5.88%) Video on Demand
2 1 (5.88%) Video\Live Streaming
Operating Systems
1 6 (35.29%) Linux
2 4 (23.53%) Unix
3 2 (11.76%) Mac OS X
4 1 (5.88%) Android
Processes & Methodologies
1 14 (82.35%) Agile Software Development
2 10 (58.82%) BDD
3 9 (52.94%) Continuous Improvement
3 9 (52.94%) TDD
4 7 (41.18%) Acceptance Criteria
4 7 (41.18%) Pair Programming
5 6 (35.29%) Continuous Integration
5 6 (35.29%) High Availability
5 6 (35.29%) Microservices
5 6 (35.29%) Open Source
6 5 (29.41%) Software Engineering
7 4 (23.53%) Kanban
7 4 (23.53%) Scrum
7 4 (23.53%) Software Delivery
7 4 (23.53%) Test Automation
8 3 (17.65%) DevOps
8 3 (17.65%) Front End Development
8 3 (17.65%) Mentoring
8 3 (17.65%) Non-Functional Testing
8 3 (17.65%) User Stories
Programming Languages
1 13 (76.47%) Java
2 8 (47.06%) JavaScript
3 6 (35.29%) Scala
4 4 (23.53%) Python
4 4 (23.53%) SQL
5 2 (11.76%) Bash Shell
5 2 (11.76%) Go
6 1 (5.88%) C
6 1 (5.88%) C++
6 1 (5.88%) Java 8
Qualifications
1 3 (17.65%) Degree
Quality Assurance & Compliance
1 1 (5.88%) QA
System Software
1 5 (29.41%) Docker
Systems Management
1 5 (29.41%) Kubernetes
2 4 (23.53%) Grafana
2 4 (23.53%) Prometheus
3 2 (11.76%) Kibana
3 2 (11.76%) logstash
3 2 (11.76%) Rancher
4 1 (5.88%) Ansible
4 1 (5.88%) Puppet
4 1 (5.88%) Terraform
Vendors
1 1 (5.88%) Google