The following table provides summary statistics for contract job vacancies advertised in Leeds with a requirement for Open Source skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Open Source over the 3 months to 29 March 2017 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.

Open Source
3 months to
29 Mar 2017
Same period 2016 Same period 2015
Rank 41 46 36
Rank change year-on-year +5 -10  
Contract jobs citing Open Source 49 52 53
As % of all contract IT jobs advertised in Leeds 4.82% 3.63% 4.52%
As % of the Processes & Methodologies category 5.62% 4.26% 5.19%
Number of daily rates quoted 30 39 39
Median daily rate £480 £520 £330
Median daily rate % change year-on-year -7.69% +57.57%  
90% offered a daily rate of more than £355 £340 £275
10% offered a daily rate of more than £600 £664 £514
UK excluding London median daily rate £465 £425 £400
% change year-on-year +9.41% +6.25%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £40.00 £32.50 £39.90
% change year-on-year +23.07% -18.54%  

Open Source is in the process and methodology skills category. The next table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Leeds with a requirement for process and methodology skills.

Contract Process & Methodology Skills
Leeds
Contract job vacancies with a requirement for process and methodology skills 872 1222 1021
As % of all contract IT job vacancies advertised in Leeds 85.83% 85.39% 87.04%
Number of daily rates quoted 595 869 683
Median daily rate £400 £411 £375
Median daily rate % change year-on-year -2.73% +9.66%  
90% offered a daily rate of more than £300 £310 £260
10% offered a daily rate of more than £550 £600 £475
UK excluding London median daily rate £410 £400 £396
% change year-on-year +2.50% +1.01%  
Number of hourly rates quoted 5 19 17
Median hourly rate £26.50 £13.00 £18.00
Median hourly rate % change year-on-year +103.84% -27.77%  
90% offered a hourly rate of more than £12.14 £10.20 £12.94
10% offered a hourly rate of more than £40.00 £18.78 £35.00
UK excluding London median hourly rate £35.75 £38.50 £30.00
% change year-on-year -7.14% +28.33%  

Open Source
Job Vacancy Trend in Leeds

The job posting trend of jobs advertised in Leeds citing Open Source as a proportion of all contract or permanent IT jobs with a match in the Processes & Methodologies category.

Job vacancy trend for Open Source in Leeds

Open Source
Contractor Daily Rate Trend in Leeds

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing Open Source in Leeds.

Contractor daily rate trend for Open Source in Leeds

Open Source
Contractor Daily Rate Histogram in Leeds

The daily rate distribution of IT jobs citing Open Source in Leeds over the 3 months to 29 March 2017.

Contractor daily rate histogram for Open Source in Leeds

For the 6 months to 29 March 2017, IT contractor jobs citing Open Source 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 Leeds region with a requirement for Open Source.

1 74 (71.84%) Agile Software Development
2 60 (58.25%) Java
3 53 (51.46%) Linux
4 46 (44.66%) HTML
5 43 (41.75%) Python
6 42 (40.78%) Ruby
7 41 (39.81%) Jenkins
8 39 (37.86%) JIRA
8 39 (37.86%) TDD
9 37 (35.92%) HTML5
10 36 (34.95%) Scala
11 35 (33.98%) MongoDB
12 34 (33.01%) Confluence
12 34 (33.01%) JSON
13 33 (32.04%) Continuous Integration
13 33 (32.04%) REST
13 33 (32.04%) Play Framework
14 32 (31.07%) Django
15 29 (28.16%) Scrum
15 29 (28.16%) Spring
15 29 (28.16%) RESTful
15 29 (28.16%) Puppet
16 28 (27.18%) PostgreSQL
17 27 (26.21%) Configuration Management
17 27 (26.21%) CSS
18 26 (25.24%) JavaScript
18 26 (25.24%) Opscode Chef
19 25 (24.27%) NoSQL
19 25 (24.27%) Git (software)
20 24 (23.30%) MySQL

Open Source
Co-occurring IT Skills in Leeds 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 34 (33.01%) Confluence
2 8 (7.77%) Apache
3 7 (6.80%) Tomcat
4 2 (1.94%) nginx
4 2 (1.94%) WordPress
5 1 (0.97%) SAS
Applications
1 1 (0.97%) Stata
Cloud Services
1 11 (10.68%) Amazon AWS
1 11 (10.68%) Microsoft Azure
2 6 (5.83%) Slack
3 3 (2.91%) SaaS
4 2 (1.94%) GitHub
5 1 (0.97%) Azure Active Directory
5 1 (0.97%) Cloud Computing
Communications & Networking
1 18 (17.48%) HTTP
2 7 (6.80%) TCP/IP
3 6 (5.83%) OpenLDAP
4 3 (2.91%) Internet
5 1 (0.97%) DHCP
5 1 (0.97%) DNS
5 1 (0.97%) Firewall
Database & Business Intelligence
1 35 (33.98%) MongoDB
2 28 (27.18%) PostgreSQL
3 25 (24.27%) NoSQL
4 24 (23.30%) MySQL
5 21 (20.39%) Relational Database
6 14 (13.59%) Apache Cassandra
7 6 (5.83%) Redis
8 5 (4.85%) Riak
9 4 (3.88%) Big Data
10 3 (2.91%) MariaDB
11 1 (0.97%) Couchbase
11 1 (0.97%) CouchDB
11 1 (0.97%) Data Mining
Development Applications
1 41 (39.81%) Jenkins
2 39 (37.86%) JIRA
3 25 (24.27%) Git (software)
4 19 (18.45%) Cucumber
4 19 (18.45%) JUnit
5 16 (15.53%) Selenium
6 11 (10.68%) Subversion
7 9 (8.74%) Atlassian Bamboo
7 9 (8.74%) JMeter
8 4 (3.88%) Jasmine
9 3 (2.91%) Hudson
10 2 (1.94%) Bitbucket
10 2 (1.94%) FitNesse
10 2 (1.94%) Maven
10 2 (1.94%) Mercurial
10 2 (1.94%) MSBuild
10 2 (1.94%) Octopus Deploy
10 2 (1.94%) Team Foundation Server
10 2 (1.94%) TeamCity
10 2 (1.94%) WebDriver
General
1 4 (3.88%) Finance
2 2 (1.94%) Games
2 2 (1.94%) Telecoms
3 1 (0.97%) Advertising
Job Titles
1 39 (37.86%) Developer
2 30 (29.13%) Architect
3 21 (20.39%) Technical Architect
4 17 (16.50%) DevOps Engineer
5 16 (15.53%) Java Developer
6 12 (11.65%) Scala Developer
7 8 (7.77%) Java Scala Developer
8 7 (6.80%) WebOps Engineer
9 6 (5.83%) JavaScript Developer
10 5 (4.85%) Front End Developer (Client-Side Developer)
10 5 (4.85%) Python Developer
10 5 (4.85%) Tester
11 4 (3.88%) Digital Architect
11 4 (3.88%) Lead Architect
11 4 (3.88%) Software Developer
12 3 (2.91%) Java Architect
12 3 (2.91%) JavaScript Engineer
12 3 (2.91%) Linux DevOps Engineer
12 3 (2.91%) Linux/Unix DevOps
12 3 (2.91%) Services Director
Libraries, Frameworks & Software Standards
1 46 (44.66%) HTML
2 37 (35.92%) HTML5
3 34 (33.01%) JSON
4 33 (32.04%) Play Framework
4 33 (32.04%) REST
5 32 (31.07%) Django
6 29 (28.16%) RESTful
6 29 (28.16%) Spring
7 27 (26.21%) CSS
8 23 (22.33%) CSS3
9 20 (19.42%) Ajax
9 20 (19.42%) Ruby on Rails
10 12 (11.65%) Guice
10 12 (11.65%) Spring MVC
11 11 (10.68%) Node.js
12 10 (9.71%) AngularJS
13 8 (7.77%) .NET
13 8 (7.77%) Web Services
14 7 (6.80%) Middleware
14 7 (6.80%) React
Miscellaneous
1 11 (10.68%) NHS
2 8 (7.77%) User Experience
3 7 (6.80%) Driving Licence
4 6 (5.83%) Algorithms
5 5 (4.85%) Social Media
5 5 (4.85%) Tandem
6 4 (3.88%) Analytical Skills
7 3 (2.91%) Enterprise Software
7 3 (2.91%) RIA
8 2 (1.94%) Clustering
8 2 (1.94%) Derivative
8 2 (1.94%) Management Information System
8 2 (1.94%) Mobile App
8 2 (1.94%) Reference Data
9 1 (0.97%) Data Centre
9 1 (0.97%) Public Cloud
Operating Systems
1 53 (51.46%) Linux
2 8 (7.77%) Red Hat Enterprise Linux
3 4 (3.88%) Unix
4 3 (2.91%) Windows
5 1 (0.97%) Apple iOS
Processes & Methodologies
1 74 (71.84%) Agile Software Development
2 39 (37.86%) TDD
3 33 (32.04%) Continuous Integration
4 29 (28.16%) Scrum
5 27 (26.21%) Configuration Management
6 23 (22.33%) Automated Testing
7 20 (19.42%) DevOps
8 17 (16.50%) Kanban
9 16 (15.53%) BDD
9 16 (15.53%) Mentoring
9 16 (15.53%) Microservices
9 16 (15.53%) MVC
10 13 (12.62%) High Availability
11 11 (10.68%) Responsive Web Design
11 11 (10.68%) User Stories
12 10 (9.71%) Product Management
13 9 (8.74%) Continuous Improvement
13 9 (8.74%) OWASP
13 9 (8.74%) Software Engineering
13 9 (8.74%) Web Design
Programming Languages
1 60 (58.25%) Java
2 43 (41.75%) Python
3 42 (40.78%) Ruby
4 36 (34.95%) Scala
5 26 (25.24%) JavaScript
6 13 (12.62%) C#
7 11 (10.68%) PHP
8 9 (8.74%) SQL
9 7 (6.80%) Go
10 4 (3.88%) PowerShell
11 2 (1.94%) Bash Shell
11 2 (1.94%) Shell Script
12 1 (0.97%) Apple Swift
12 1 (0.97%) C++
12 1 (0.97%) Groovy
12 1 (0.97%) Objective-C
12 1 (0.97%) Perl
12 1 (0.97%) VBA
Qualifications
1 5 (4.85%) Security Cleared
2 3 (2.91%) BPSS Clearance
3 2 (1.94%) ISTQB
4 1 (0.97%) CTC Cleared
4 1 (0.97%) Degree
4 1 (0.97%) SC Cleared
Quality Assurance & Compliance
1 8 (7.77%) QA
2 3 (2.91%) Data Quality
3 2 (1.94%) Disclosure Scotland
4 1 (0.97%) HL7
System Software
1 14 (13.59%) Docker
2 1 (0.97%) Active Directory
2 1 (0.97%) VMware ESX
Systems Management
1 29 (28.16%) Puppet
2 26 (25.24%) Opscode Chef
3 12 (11.65%) Ansible
4 7 (6.80%) Nagios
4 7 (6.80%) Salt
5 2 (1.94%) Kubernetes
5 2 (1.94%) Rancher
6 1 (0.97%) OpenView
Vendors
1 14 (13.59%) Google
2 7 (6.80%) Splunk
3 6 (5.83%) Red Hat
4 5 (4.85%) Microsoft
5 3 (2.91%) Atlassian
6 2 (1.94%) Rackspace
7 1 (0.97%) Citrix
7 1 (0.97%) HP
7 1 (0.97%) VMware
Leeds, West Yorkshire
Oscar
Rate: £350 - £450 per day
Posted: 1 hour ago
Leeds, West Yorkshire
Elevate Direct
Rate: From £400 to £460 per day
Posted: Yesterday
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onezeero.
Posted: 9 hours ago
Leeds
Lawrence Harvey
Rate: £300 - £400 per day
Posted: 6 days ago