The table below looks at the statistics for Refactoring skills in IT contracts advertised for the London region. Included is a guide to the contractor rates offered in IT contracts that have cited Refactoring over the 3 months to 30 May 2016 with a comparison to the same period over the previous 2 years.

Note that daily contractor rates and hourly contractor rates are treated separately. When calculating average contractor rates, daily rates are not derived from quoted hourly rates or vice versa.

3 months to
30 May 2016
Same period 2015 Same period 2014
Refactoring
Rank 345 365 356
Rank change year-on-year
+20 -9
Contract jobs citing Refactoring 72 55 75
As % of all contract IT jobs located in London 0.33% 0.24% 0.32%
As % of the Processes & Methodologies category 0.40% 0.30% 0.40%
Number of daily rates quoted 55 41 55
Median daily rate £550 £450 £475
Median daily rate % change year-on-year
+22.22% -5.26%
90% offered a daily rate of more than £400 £300 £350
10% offered a daily rate of more than £625 £550 £575
UK excluding London median daily rate £375 £400 £375
% change year-on-year
-6.25% +6.66%
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £37.50 £45.00 £71.00
% change year-on-year
-16.66% -36.61%
Refactoring
England

The following table is for comparison with the above and provides statistics for the entire Processes & Methodologies category in contract jobs advertised in the London region.

Processes & Methodologies Category
London
Contract IT job ads with a match in the
Processes & Methodologies category
18191 18320 18823
As % of all contract IT jobs located in London 83.91% 80.97% 80.52%
Number of daily rates quoted 13326 12907 13499
Median daily rate £475 £450 £430
Median daily rate % change year-on-year
+5.55% +4.65%
90% offered a daily rate of more than £325 £310 £300
10% offered a daily rate of more than £625 £625 £600
UK excluding London median daily rate £400 £385 £375
% change year-on-year
+3.89% +2.66%
Number of hourly rates quoted 149 259 237
Median hourly rate £21.64 £22.00 £21.75
Median hourly rate % change year-on-year
-1.63% +1.14%
90% offered a hourly rate of more than £12.50 £11.00 £12.85
10% offered a hourly rate of more than £43.75 £80.00 £53.50
UK excluding London median hourly rate £32.50 £30.00 £30.00
% change year-on-year
+8.33% -

Refactoring
Jobs Demand Trend in London

The demand trend of contract jobs across the London region citing Refactoring as a proportion of all IT contracts with a match in the Processes & Methodologies category.

Refactoring Jobs Demand Trend in London

Refactoring
Daily Rate Trend in London

This chart provides the 3-month moving average for daily rates quoted in IT contract jobs citing Refactoring across the London region.

Refactoring Daily Rate Trend in London

Refactoring
Daily Rate Histogram in London

This chart provides a histogram of daily rates quoted in contract IT jobs citing Refactoring across the London region over the 3 months to 30 May 2016.

Refactoring Daily Rate Histogram in London

Refactoring
Hourly Rate Trend in London

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

Refactoring Hourly Rate Trend in London

Refactoring
Contract Job Locations in London

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Refactoring within the London region over the 3 months to 30 May 2016. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 3 month period last year.

Location
(Click see detailed
statistics and trends)
Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Last 3 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
City of London +52 15 £500 +24.22%
Kingston Upon Thames - 1 - -
Hammersmith - 1 - -
Refactoring
England

Refactoring
Top 30 Related IT Skills in London

For the 6 months to 30 May 2016, IT contractor jobs citing Refactoring also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads across the London region with a requirement for Refactoring.

1 102 (71.83%) Agile Software Development
2 71 (50.00%) TDD
3 68 (47.89%) SQL
4 66 (46.48%) Continuous Integration
5 59 (41.55%) Java
5 59 (41.55%) JavaScript
6 51 (35.92%) Scrum
7 45 (31.69%) Pair Programming
8 42 (29.58%) HTML
8 42 (29.58%) CSS
9 38 (26.76%) BDD
10 37 (26.06%) Git (software)
11 34 (23.94%) C#
12 32 (22.54%) Kanban
13 31 (21.83%) Unit Testing
13 31 (21.83%) Jenkins
14 29 (20.42%) Finance
14 29 (20.42%) OO
15 28 (19.72%) HTML5
16 27 (19.01%) .NET
16 27 (19.01%) Python
17 26 (18.31%) Ruby
18 25 (17.61%) Degree
18 25 (17.61%) Automated Testing
18 25 (17.61%) Software Engineering
19 24 (16.90%) Web Development
19 24 (16.90%) SQL Server Integration Services
19 24 (16.90%) SQL Server
20 23 (16.20%) jQuery
20 23 (16.20%) TeamCity

Refactoring
Top Related IT Skills in 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 20 (14.08%) Node.js
2 8 (5.63%) OpenStack
3 7 (4.93%) CMS
4 6 (4.23%) Apache Spark
4 6 (4.23%) Cloud Foundry
4 6 (4.23%) Confluence
5 5 (3.52%) Apache
6 3 (2.11%) Gunicorn
6 3 (2.11%) nginx
6 3 (2.11%) uWSGI
7 2 (1.41%) IIS
7 2 (1.41%) JBoss
7 2 (1.41%) NServiceBus
7 2 (1.41%) Tomcat
7 2 (1.41%) WebSphere
8 1 (0.70%) BizTalk Server
8 1 (0.70%) Oracle Workflow
8 1 (0.70%) WebSphere Application Server
8 1 (0.70%) WordPress
Applications
1 14 (9.86%) MS Excel
2 2 (1.41%) MS PowerPoint
3 1 (0.70%) MS Visio
Business Applications
1 6 (4.23%) Sage CRM
2 5 (3.52%) Beauchamp
3 1 (0.70%) Loan IQ
Cloud Services
1 6 (4.23%) Amazon AWS
1 6 (4.23%) AWS CloudFormation
2 4 (2.82%) GitHub
3 1 (0.70%) CloudFront
Communications & Networking
1 7 (4.93%) Internet
2 2 (1.41%) HTTP
2 2 (1.41%) Kerberos
3 1 (0.70%) Broadband
Database & Business Intelligence
1 24 (16.90%) SQL Server
1 24 (16.90%) SQL Server Integration Services
2 19 (13.38%) Apache Cassandra
2 19 (13.38%) PostgreSQL
2 19 (13.38%) SQL Server Reporting Services
3 17 (11.97%) MongoDB
4 15 (10.56%) MySQL
4 15 (10.56%) Redis
5 13 (9.15%) SQL Server 2008
6 11 (7.75%) Neo4j
7 10 (7.04%) NoSQL
7 10 (7.04%) SQL Server 2012
8 8 (5.63%) Relational Database
8 8 (5.63%) SQL Server Analysis Services
9 7 (4.93%) CouchDB
10 6 (4.23%) Datomic
11 5 (3.52%) Big Data
11 5 (3.52%) Biml
11 5 (3.52%) SSDT
12 3 (2.11%) MariaDB
Development Applications
1 37 (26.06%) Git (software)
2 31 (21.83%) Jenkins
3 23 (16.20%) TeamCity
4 19 (13.38%) JIRA
5 17 (11.97%) Gradle
6 12 (8.45%) Cucumber
6 12 (8.45%) JUnit
6 12 (8.45%) Subversion
7 11 (7.75%) IntelliJ
7 11 (7.75%) Maven
8 10 (7.04%) SpecFlow
9 9 (6.34%) Mockito
10 8 (5.63%) FitNesse
10 8 (5.63%) Hudson
10 8 (5.63%) Jasmine
11 7 (4.93%) Moq
11 7 (4.93%) NUnit
11 7 (4.93%) TestNG
12 6 (4.23%) CruiseControl
12 6 (4.23%) Rhino Mocks
General
1 29 (20.42%) Finance
2 11 (7.75%) Front Office
3 8 (5.63%) Retail
4 4 (2.82%) Banking
4 4 (2.82%) Telecoms
5 3 (2.11%) Back Office
5 3 (2.11%) Spanish Language
6 2 (1.41%) Games
7 1 (0.70%) Financial Institution
7 1 (0.70%) French Language
7 1 (0.70%) Investment Banking
7 1 (0.70%) Online Betting
7 1 (0.70%) Pharmaceutical
Job Titles
1 112 (78.87%) Developer
2 34 (23.94%) Java Developer
3 26 (18.31%) Senior Developer
4 22 (15.49%) Agile Developer
5 19 (13.38%) SQL Developer
6 16 (11.27%) Agile Java Developer
7 15 (10.56%) Front End Developer (Client-Side Developer)
7 15 (10.56%) Python Developer
8 14 (9.86%) C# Developer
8 14 (9.86%) JavaScript Developer
8 14 (9.86%) Senior Java Developer
9 13 (9.15%) Full Stack Developer
10 11 (7.75%) HTML Developer
11 9 (6.34%) C# Developer - Commodities
11 9 (6.34%) DBA
11 9 (6.34%) Senior SQL Developer
12 8 (5.63%) Business Intelligence Developer
12 8 (5.63%) C# WPF Developer
12 8 (5.63%) Scala Developer
12 8 (5.63%) Senior Agile Developer
Libraries, Frameworks & Software Standards
1 42 (29.58%) CSS
1 42 (29.58%) HTML
2 28 (19.72%) HTML5
3 27 (19.01%) .NET
4 23 (16.20%) jQuery
5 22 (15.49%) Web Services
6 18 (12.68%) Sass
6 18 (12.68%) Spring
7 16 (11.27%) CSS3
8 15 (10.56%) AngularJS
9 14 (9.86%) REST
10 13 (9.15%) React
11 12 (8.45%) Dropwizard
11 12 (8.45%) Hystrix
11 12 (8.45%) Scalatra
12 11 (7.75%) Django
12 11 (7.75%) RESTful
12 11 (7.75%) WPF
13 9 (6.34%) Symfony
14 8 (5.63%) Flask
Miscellaneous
1 15 (10.56%) Computer Science
2 10 (7.04%) Market Risk
3 7 (4.93%) W3C
4 6 (4.23%) Algorithms
4 6 (4.23%) Hedge funds
4 6 (4.23%) Performance Metrics
4 6 (4.23%) Replication
5 5 (3.52%) Inversion of Control
6 4 (2.82%) Statistics
6 4 (2.82%) User Experience
7 3 (2.11%) Analytical Skills
7 3 (2.11%) Data Structures
7 3 (2.11%) Derivative
7 3 (2.11%) Foreign Exchange (FX)
7 3 (2.11%) Interactive TV
7 3 (2.11%) Mobile App
8 2 (1.41%) Equities
8 2 (1.41%) Video on Demand
9 1 (0.70%) Equity Derivative
9 1 (0.70%) Management Information System
Operating Systems
1 20 (14.08%) Linux
2 5 (3.52%) CentOS
2 5 (3.52%) Unix
3 3 (2.11%) Debian
3 3 (2.11%) Solaris
3 3 (2.11%) Ubuntu
3 3 (2.11%) Windows
Processes & Methodologies
1 102 (71.83%) Agile Software Development
2 71 (50.00%) TDD
3 66 (46.48%) Continuous Integration
4 51 (35.92%) Scrum
5 45 (31.69%) Pair Programming
6 38 (26.76%) BDD
7 32 (22.54%) Kanban
8 31 (21.83%) Unit Testing
9 29 (20.42%) OO
10 25 (17.61%) Automated Testing
10 25 (17.61%) Software Engineering
11 24 (16.90%) Web Development
12 21 (14.79%) Front End Development
13 20 (14.08%) MVC
14 19 (13.38%) Continuous Delivery
15 16 (11.27%) Mentoring
16 15 (10.56%) High Availability
16 15 (10.56%) Performance Tuning
16 15 (10.56%) SOA
17 13 (9.15%) Domain-Driven Design
Programming Languages
1 68 (47.89%) SQL
2 59 (41.55%) Java
2 59 (41.55%) JavaScript
3 34 (23.94%) C#
4 27 (19.01%) Python
5 26 (18.31%) Ruby
6 19 (13.38%) Scala
7 16 (11.27%) T-SQL
8 14 (9.86%) PHP
9 12 (8.45%) Clojure
10 11 (7.75%) PowerShell
11 10 (7.04%) PL/SQL
12 9 (6.34%) C++
13 7 (4.93%) Go
13 7 (4.93%) Perl
14 6 (4.23%) Erlang
14 6 (4.23%) Groovy
14 6 (4.23%) PHP 5
15 3 (2.11%) R
15 3 (2.11%) Shell Script
Qualifications
1 25 (17.61%) Degree
2 2 (1.41%) PhD
Quality Assurance & Compliance
1 20 (14.08%) QA
2 1 (0.70%) MiFID
System Software
1 11 (7.75%) Docker
Systems Management
1 12 (8.45%) Opscode Chef
1 12 (8.45%) Puppet
2 6 (4.23%) DBAmp
3 3 (2.11%) Ansible
4 1 (0.70%) Control-M
4 1 (0.70%) ITRS Geneos
Vendors
1 17 (11.97%) Oracle
2 11 (7.75%) New Relic
3 10 (7.04%) Microsoft
4 7 (4.93%) Zend
5 6 (4.23%) CommVault
5 6 (4.23%) IDERA
5 6 (4.23%) RedGate
5 6 (4.23%) Sage
5 6 (4.23%) Salesforce.com
6 5 (3.52%) IBM
7 3 (2.11%) Atlassian
7 3 (2.11%) Facebook
7 3 (2.11%) Google
7 3 (2.11%) Twitter
8 2 (1.41%) hybris
8 2 (1.41%) Red Hat
9 1 (0.70%) Akamai
9 1 (0.70%) IBM Sterling
9 1 (0.70%) Optimizely
London
Randstad Technologies
Rate: £350 - £400 per day
Posted: 3 days ago
London
MA Associates Worldwide
Rate: From £500 to £600 per day Permanent will be £120,000
Posted: 4 days ago