Period
to 22 November 2017

The median contractor rate for a Developer was £450 per day in advertised job vacancies in Welwyn Garden City during the 6 months to 22 November 2017.

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
Hertfordshire > Welwyn Garden City
6 months to
22 Nov 2017
Same period 2016 Same period 2015
Rank 9 4 2
Rank change year-on-year -5 -2 +4
Contract jobs requiring a Developer 14 29 25
As % of all contract IT jobs advertised in Welwyn Garden City 10.61% 18.47% 21.55%
As % of the Job Titles category 12.50% 18.95% 22.73%
Number of daily rates quoted 11 18 10
Welwyn Garden City median daily rate £450 £438 £330
Median daily rate % change year-on-year +2.86% +32.58% -
10th Percentile £389 £248 £300
90th Percentile £538 £708 £565
Hertfordshire median daily rate £388 £404 £363
% change year-on-year -3.97% +11.31% +3.57%
Number of hourly rates quoted 0 0 0
Welwyn Garden City median hourly rate - - -
Hertfordshire median hourly rate £17.50 - £35.00

The following table is for comparison with the above and includes summary statistics for all contract IT job vacancies advertised in Welwyn Garden City. 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
Welwyn Garden City
Contract vacancies in Welwyn Garden City with a recognized job title 112 153 110
% of contract IT jobs with a recognized job title 84.85% 97.45% 94.83%
Number of daily rates quoted 68 99 52
Welwyn Garden City median daily rate £413 £425 £381
Median daily rate % change year-on-year -2.94% +11.48% +22.00%
10th Percentile £149 £213 £261
90th Percentile £550 £575 £598
Hertfordshire median daily rate £400 £400 £388
% change year-on-year - +3.23% +3.33%
Number of hourly rates quoted 12 3 4
Welwyn Garden City median hourly rate £16.18 £20.00 £53.75
Median hourly rate % change year-on-year -19.10% -62.79% +235.94%
10th Percentile £13.13 £18.80 £19.14
90th Percentile £18.68 £29.20 £126.50
Hertfordshire median hourly rate £17.50 £14.50 £17.00
% change year-on-year +20.69% -14.71% +12.25%

Developer
Job Vacancy Trend in Welwyn Garden City

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

Job vacancy trend for Developer in Welwyn Garden City

Developer
Contractor Daily Rate Trend in Welwyn Garden City

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

Contractor daily rate trend for Developer in Welwyn Garden City

Developer
Contractor Daily Rate Histogram in Welwyn Garden City

The daily rate distribution of IT jobs citing Developer in Welwyn Garden City over the 6 months to 22 November 2017.

Contractor daily rate histogram for Developer in Welwyn Garden City

Developer
Contractor Hourly Rate Trend in Welwyn Garden City

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing Developer in Welwyn Garden City.

Contractor hourly rate trend for Developer in Welwyn Garden City

Developer Skill Set
Top 30 Co-occurring IT Skills in Welwyn Garden City

For the 6 months to 22 November 2017, Developer contract jobs required the following IT skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads across the Welwyn Garden City region featuring Developer in the job title.

1 8 (57.14%) Web Services
1 8 (57.14%) Agile Software Development
1 8 (57.14%) TDD
2 7 (50.00%) SQL
2 7 (50.00%) Amazon AWS
2 7 (50.00%) BDD
2 7 (50.00%) Microservices
3 6 (42.86%) QA
3 6 (42.86%) Continuous Integration
4 5 (35.71%) Kanban
4 5 (35.71%) Oracle
4 5 (35.71%) Java
4 5 (35.71%) Scrum
5 4 (28.57%) SQL Server Reporting Services
5 4 (28.57%) Spring
5 4 (28.57%) SQL Server Integration Services
5 4 (28.57%) JavaScript
5 4 (28.57%) SQL Server
5 4 (28.57%) Data Warehouse
5 4 (28.57%) RESTful
5 4 (28.57%) NoSQL
6 3 (21.43%) MongoDB
6 3 (21.43%) Apache Cassandra
6 3 (21.43%) Big Data
6 3 (21.43%) Web Application Development
6 3 (21.43%) Data Analytics
6 3 (21.43%) AngularJS
6 3 (21.43%) Analytics
6 3 (21.43%) Apache Spark
6 3 (21.43%) Loose Coupling

Developer Skill Set
Co-occurring IT Skills in Welwyn Garden City 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 (21.43%) Apache Spark
Business Applications
1 2 (14.29%) HFM
Cloud Services
1 7 (50.00%) Amazon AWS
2 2 (14.29%) Amazon EC2
3 1 (7.14%) Amazon SQS
Database & Business Intelligence
1 4 (28.57%) Data Warehouse
1 4 (28.57%) NoSQL
1 4 (28.57%) SQL Server
1 4 (28.57%) SQL Server Integration Services
1 4 (28.57%) SQL Server Reporting Services
2 3 (21.43%) Apache Cassandra
2 3 (21.43%) Big Data
2 3 (21.43%) MongoDB
2 3 (21.43%) SQL Server Analysis Services
3 1 (7.14%) TKPROF
Development Applications
1 3 (21.43%) Git (software)
1 3 (21.43%) Grunt
1 3 (21.43%) gulp
1 3 (21.43%) IntelliJ
2 1 (7.14%) Jenkins
2 1 (7.14%) Maven
General
1 3 (21.43%) Retail
2 2 (14.29%) Finance
Libraries, Frameworks & Software Standards
1 8 (57.14%) Web Services
2 4 (28.57%) RESTful
2 4 (28.57%) Spring
3 3 (21.43%) AngularJS
3 3 (21.43%) CSS
3 3 (21.43%) Dropwizard
3 3 (21.43%) HTML
3 3 (21.43%) HTML5
3 3 (21.43%) Hystrix
3 3 (21.43%) Play Framework
3 3 (21.43%) React
3 3 (21.43%) Scalatra
3 3 (21.43%) Spark Streaming
3 3 (21.43%) Spring Boot
3 3 (21.43%) Spring Cloud
4 1 (7.14%) Hibernate
4 1 (7.14%) J2EE
Miscellaneous
1 2 (14.29%) FMCG
Processes & Methodologies
1 8 (57.14%) Agile Software Development
1 8 (57.14%) TDD
2 7 (50.00%) BDD
2 7 (50.00%) Microservices
3 6 (42.86%) Continuous Integration
4 5 (35.71%) Kanban
4 5 (35.71%) Scrum
5 3 (21.43%) Analytics
5 3 (21.43%) Data Analytics
5 3 (21.43%) Digital Transformation Programme
5 3 (21.43%) Domain-Driven Design
5 3 (21.43%) Front End Development
5 3 (21.43%) Loose Coupling
5 3 (21.43%) MVC
5 3 (21.43%) Pair Programming
5 3 (21.43%) Software Engineering
5 3 (21.43%) SOLID
5 3 (21.43%) Test Automation
5 3 (21.43%) Web Application Development
5 3 (21.43%) Web Development
Programming Languages
1 7 (50.00%) SQL
2 5 (35.71%) Java
3 4 (28.57%) JavaScript
4 3 (21.43%) C#
4 3 (21.43%) Groovy
5 1 (7.14%) Ruby
5 1 (7.14%) Scala
Qualifications
1 1 (7.14%) Security Cleared
Quality Assurance & Compliance
1 6 (42.86%) QA
Vendors
1 5 (35.71%) Oracle
2 3 (21.43%) New Relic
3 2 (14.29%) Hyperion