The following table provides summary statistics for contract job vacancies advertised in London 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 27 June 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
England / London
3 months to
27 Jun 2017
Same period 2016 Same period 2015
Rank 89 73 129
Rank change year-on-year -16 +56  
Contract jobs citing Open Source 612 709 417
As % of all contract IT jobs advertised in London 2.94% 3.26% 1.81%
As % of the Processes & Methodologies category 3.39% 3.81% 2.20%
Number of daily rates quoted 428 520 299
Median daily rate £525 £500 £475
Median daily rate % change year-on-year +5.00% +5.26%  
90% offered a daily rate of more than £400 £400 £350
10% offered a daily rate of more than £650 £650 £617
UK excluding London median daily rate £475 £450 £400
% change year-on-year +5.55% +12.50%  
Number of hourly rates quoted 2 0 4
Median hourly rate £41.00 - £62.50
90% offered a hourly rate of more than £36.20 - £45.00
10% offered a hourly rate of more than £45.80 - £80.00
UK excluding London median hourly rate £47.50 £42.50 £42.50
% change year-on-year +11.76% -  

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 London with a requirement for process and methodology skills.

Contract Process & Methodology Skills
London
Contract job vacancies with a requirement for process and methodology skills 18040 18590 18928
As % of all contract IT job vacancies advertised in London 86.66% 85.36% 82.17%
Number of daily rates quoted 12911 13593 13436
Median daily rate £500 £475 £450
Median daily rate % change year-on-year +5.26% +5.55%  
90% offered a daily rate of more than £350 £325 £310
10% offered a daily rate of more than £625 £638 £625
UK excluding London median daily rate £415 £400 £385
% change year-on-year +3.75% +3.89%  
Number of hourly rates quoted 189 157 253
Median hourly rate £25.00 £21.00 £22.00
Median hourly rate % change year-on-year +19.04% -4.54%  
90% offered a hourly rate of more than £14.75 £12.50 £11.00
10% offered a hourly rate of more than £51.00 £46.00 £55.50
UK excluding London median hourly rate £34.00 £28.50 £30.00
% change year-on-year +19.29% -5.00%  

Open Source
Job Vacancy Trend in London

The job posting trend of jobs advertised in London 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 London

Open Source
Contractor Daily Rate Trend in London

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

Contractor daily rate trend for Open Source in London

Open Source
Contractor Daily Rate Histogram in London

The daily rate distribution of IT jobs citing Open Source in London over the 3 months to 27 June 2017.

Contractor daily rate histogram for Open Source in London

Open Source
Contractor Hourly Rate Trend in London

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

Contractor hourly rate trend for Open Source in London

Open Source
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 Open Source within the London region over the 3 months to 27 June 2017. 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 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 -3 114 £519 +9.21% 48
Croydon -10 12 £400 - 1
Westminster -3 7 £563 +25.00% 1
Hammersmith -5 3 £450 +12.50%
Docklands, London 0 2 £471 -10.38%
West End of London +7 1 £575 +15.00% 9
Feltham - 1 £351 -
Hayes - 1 - -
New Malden - 1 - -
Mayfair - 1 £463 -
Open Source
England

For the 6 months to 27 June 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 London region with a requirement for Open Source.

1 640 (52.37%) Agile Software Development
2 556 (45.50%) Java
3 447 (36.58%) DevOps
4 331 (27.09%) Linux
4 331 (27.09%) Python
5 317 (25.94%) Amazon AWS
6 293 (23.98%) Jenkins
7 269 (22.01%) TDD
8 252 (20.62%) Continuous Integration
9 243 (19.89%) Puppet
10 240 (19.64%) Git (software)
11 232 (18.99%) JavaScript
12 219 (17.92%) Ansible
13 212 (17.35%) Microservices
14 211 (17.27%) Finance
14 211 (17.27%) Test Automation
15 198 (16.20%) Scrum
16 195 (15.96%) Docker
17 189 (15.47%) Spring
18 186 (15.22%) Web Services
19 183 (14.98%) Node.js
20 171 (13.99%) HTML
21 165 (13.50%) Opscode Chef
22 163 (13.34%) Configuration Management
23 160 (13.09%) Banking
24 151 (12.36%) CSS
25 148 (12.11%) SQL
26 144 (11.78%) Security Cleared
27 142 (11.62%) AngularJS
28 141 (11.54%) REST

Open Source
Co-occurring 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 94 (7.69%) Apache
2 70 (5.73%) Apache Spark
3 69 (5.65%) Confluence
4 68 (5.56%) Cloud Foundry
5 67 (5.48%) nginx
6 63 (5.16%) Tomcat
7 49 (4.01%) Elasticsearch
8 43 (3.52%) JBoss
9 42 (3.44%) WebSphere
10 36 (2.95%) OpenStack
11 28 (2.29%) CMS
11 28 (2.29%) WebLogic
12 20 (1.64%) SAS
13 17 (1.39%) Apache Solr
14 16 (1.31%) Mule
15 15 (1.23%) Apache Pig
16 14 (1.15%) IIS
16 14 (1.15%) Oracle SOA Suite
17 13 (1.06%) GlassFish
18 9 (0.74%) Drupal
Applications
1 10 (0.82%) SPSS
2 3 (0.25%) Microsoft Excel
2 3 (0.25%) MS Visio
3 2 (0.16%) HipChat
4 1 (0.082%) Microsoft Office
4 1 (0.082%) OmniGraffle
4 1 (0.082%) Spreadsheet
Business Applications
1 14 (1.15%) Salesforce.com CRM
2 10 (0.82%) SAP Oil and Gas
3 6 (0.49%) Fredhopper
4 3 (0.25%) ION MarketView
5 2 (0.16%) Siebel CRM
6 1 (0.082%) Oracle BPM
6 1 (0.082%) RMDS
Cloud Services
1 317 (25.94%) Amazon AWS
2 109 (8.92%) PaaS
3 84 (6.87%) Microsoft Azure
4 45 (3.68%) GitHub
5 40 (3.27%) IaaS
6 32 (2.62%) Cloud Computing
7 28 (2.29%) SaaS
8 20 (1.64%) Datadog
9 18 (1.47%) Office 365
10 14 (1.15%) AWS CloudFormation
11 13 (1.06%) Amazon EC2
12 11 (0.90%) OpenShift
13 10 (0.82%) Google Cloud Platform
13 10 (0.82%) IBM Cloud
14 7 (0.57%) Bluemix
15 6 (0.49%) AWS Lambda
15 6 (0.49%) Quay.io
16 4 (0.33%) Salesforce Service Cloud
16 4 (0.33%) Slack
16 4 (0.33%) Trello
Communications & Networking
1 73 (5.97%) TCP/IP
2 70 (5.73%) HTTP
3 56 (4.58%) SSL
4 53 (4.34%) DNS
5 46 (3.76%) Internet
6 37 (3.03%) Firewall
7 29 (2.37%) LDAP
8 22 (1.80%) Kerberos
9 18 (1.47%) Network Security
10 16 (1.31%) DHCP
10 16 (1.31%) Intrusion Detection
10 16 (1.31%) VPN
11 11 (0.90%) SNMP
12 10 (0.82%) LAN
12 10 (0.82%) WAN
13 8 (0.65%) Multicast
13 8 (0.65%) SAN
14 7 (0.57%) FTP
14 7 (0.57%) VoIP
15 6 (0.49%) SSH
Database & Business Intelligence
1 137 (11.21%) MongoDB
2 136 (11.13%) Big Data
3 125 (10.23%) NoSQL
4 119 (9.74%) PostgreSQL
5 111 (9.08%) Hadoop
6 85 (6.96%) MySQL
7 68 (5.56%) Apache Cassandra
8 67 (5.48%) Relational Database
9 47 (3.85%) Apache Hive
10 46 (3.76%) SQL Server
11 42 (3.44%) Redis
12 31 (2.54%) Data Warehouse
13 26 (2.13%) RDBMS
14 17 (1.39%) HBase
15 13 (1.06%) Impala
16 10 (0.82%) BusinessObjects
16 10 (0.82%) Neo4j
17 9 (0.74%) MariaDB
17 9 (0.74%) Oracle Database
17 9 (0.74%) Sqoop
Development Applications
1 293 (23.98%) Jenkins
2 240 (19.64%) Git (software)
3 113 (9.25%) JIRA
4 103 (8.43%) Maven
5 65 (5.32%) Subversion
6 63 (5.16%) JUnit
6 63 (5.16%) Selenium
7 61 (4.99%) Cucumber
8 59 (4.83%) TeamCity
9 45 (3.68%) Gradle
10 35 (2.86%) Atlassian Bamboo
10 35 (2.86%) Hudson
11 33 (2.70%) Ant
11 33 (2.70%) gulp
12 30 (2.45%) Mockito
12 30 (2.45%) Travis CI
13 29 (2.37%) Bitbucket
13 29 (2.37%) Vagrant
14 26 (2.13%) Sonatype Nexus
15 25 (2.05%) WebDriver
General
1 211 (17.27%) Finance
2 160 (13.09%) Banking
3 47 (3.85%) Investment Banking
4 32 (2.62%) Retail
5 30 (2.45%) Marketing
6 20 (1.64%) Front Office
7 18 (1.47%) Games
7 18 (1.47%) Telecoms
8 14 (1.15%) Electronics
9 10 (0.82%) Manufacturing
10 9 (0.74%) Financial Institution
11 8 (0.65%) Publishing
12 6 (0.49%) Retail Banking
13 5 (0.41%) Advertising
13 5 (0.41%) Back Office
13 5 (0.41%) Billing
13 5 (0.41%) Legal
14 3 (0.25%) International Banking
15 2 (0.16%) Law
15 2 (0.16%) Music Industry
Job Titles
1 451 (36.91%) Developer
2 192 (15.71%) DevOps Engineer
3 181 (14.81%) Architect
4 177 (14.48%) Java Developer
5 65 (5.32%) AWS DevOps
6 62 (5.07%) Senior Developer
7 60 (4.91%) Technical Architect
8 53 (4.34%) AWS Engineer
9 50 (4.09%) Linux Engineer
10 43 (3.52%) JavaScript Developer
11 42 (3.44%) Software Engineer
12 40 (3.27%) AWS DevOps Engineer
13 39 (3.19%) Analyst
14 38 (3.11%) Agile Developer
14 38 (3.11%) Consultant
15 35 (2.86%) Full Stack Developer
16 34 (2.78%) Java Architect
17 33 (2.70%) Linux/Unix DevOps
18 32 (2.62%) Python Developer
19 31 (2.54%) Senior DevOps
Libraries, Frameworks & Software Standards
1 189 (15.47%) Spring
2 186 (15.22%) Web Services
3 183 (14.98%) Node.js
4 171 (13.99%) HTML
5 151 (12.36%) CSS
6 142 (11.62%) AngularJS
7 141 (11.54%) REST
8 135 (11.05%) RESTful
9 102 (8.35%) HTML5
10 88 (7.20%) .NET
11 86 (7.04%) React
12 77 (6.30%) CSS3
12 77 (6.30%) XML
13 73 (5.97%) SOAP
14 68 (5.56%) JSON
15 61 (4.99%) Hibernate
16 52 (4.26%) Kafka
17 47 (3.85%) J2EE
18 46 (3.76%) Elastic Stack
19 45 (3.68%) jQuery
Miscellaneous
1 75 (6.14%) Computer Science
2 72 (5.89%) Analytical Skills
2 72 (5.89%) User Experience
3 68 (5.56%) Greenfield Project
4 37 (3.03%) Virtual Team
5 30 (2.45%) Algorithms
5 30 (2.45%) Data Structures
6 28 (2.29%) Mobile App
7 26 (2.13%) Data Centre
8 25 (2.05%) Enterprise Software
9 21 (1.72%) Client/Server
10 19 (1.55%) Foreign Exchange (FX)
11 17 (1.39%) Management Information System
12 16 (1.31%) Linux Command Line
12 16 (1.31%) Public Cloud
13 15 (1.23%) PKI
14 14 (1.15%) Online Banking
15 12 (0.98%) Blog
15 12 (0.98%) Fintech
15 12 (0.98%) Video on Demand
Operating Systems
1 331 (27.09%) Linux
2 136 (11.13%) Unix
3 62 (5.07%) Windows
4 51 (4.17%) Red Hat Enterprise Linux
5 40 (3.27%) Android
6 30 (2.45%) CentOS
7 23 (1.88%) Apple iOS
8 19 (1.55%) Ubuntu
9 17 (1.39%) Windows Server
10 10 (0.82%) CoreOS
11 8 (0.65%) FreeBSD
11 8 (0.65%) Solaris
12 7 (0.57%) VMS
12 7 (0.57%) Windows 10
13 3 (0.25%) AIX
13 3 (0.25%) Mac OS X
13 3 (0.25%) Tizen
13 3 (0.25%) Windows Server 2012
14 2 (0.16%) Debian
15 1 (0.082%) Fedora
Processes & Methodologies
1 640 (52.37%) Agile Software Development
2 447 (36.58%) DevOps
3 269 (22.01%) TDD
4 252 (20.62%) Continuous Integration
5 212 (17.35%) Microservices
6 211 (17.27%) Test Automation
7 198 (16.20%) Scrum
8 163 (13.34%) Configuration Management
9 133 (10.88%) High Availability
10 127 (10.39%) Continuous Delivery
11 122 (9.98%) Software Engineering
12 116 (9.49%) OO
13 101 (8.27%) BDD
14 82 (6.71%) Kanban
15 79 (6.46%) SOA
16 77 (6.30%) Pair Programming
17 76 (6.22%) Migration
18 68 (5.56%) Continuous Improvement
19 64 (5.24%) Mentoring
20 61 (4.99%) E-Commerce
Programming Languages
1 556 (45.50%) Java
2 331 (27.09%) Python
3 232 (18.99%) JavaScript
4 148 (12.11%) SQL
5 131 (10.72%) Ruby
6 105 (8.59%) Scala
7 94 (7.69%) Bash Shell
8 66 (5.40%) Perl
9 64 (5.24%) C#
10 57 (4.66%) Groovy
11 56 (4.58%) Go
12 47 (3.85%) C++
13 42 (3.44%) Shell Script
14 32 (2.62%) PowerShell
15 30 (2.45%) R
16 29 (2.37%) PHP
17 28 (2.29%) C
18 16 (1.31%) ES6
19 13 (1.06%) TypeScript
20 12 (0.98%) PL/SQL
Qualifications
1 144 (11.78%) Security Cleared
2 119 (9.74%) SC Cleared
3 110 (9.00%) Degree
4 29 (2.37%) Computer Science Degree
5 17 (1.39%) Master's Degree
5 17 (1.39%) RHCE
6 15 (1.23%) DV Cleared
7 13 (1.06%) BPSS Clearance
8 12 (0.98%) ISTQB
9 11 (0.90%) CESG Certified Professional
10 10 (0.82%) OCPJP
10 10 (0.82%) RHCA
11 9 (0.74%) CISSP
12 7 (0.57%) RHCSA
13 6 (0.49%) AWS Certification
13 6 (0.49%) CISA
13 6 (0.49%) CISM
13 6 (0.49%) ITIL Certification
14 5 (0.41%) PhD
15 3 (0.25%) Cisco Certification
Quality Assurance & Compliance
1 81 (6.63%) QA
2 13 (1.06%) Disclosure Scotland
3 8 (0.65%) SLA
4 6 (0.49%) PCI DSS
5 5 (0.41%) FedRAMP
6 3 (0.25%) Data Quality
6 3 (0.25%) ISO/IEC 27001
7 2 (0.16%) GCP
7 2 (0.16%) MiFID
8 1 (0.082%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
8 1 (0.082%) Sarbanes-Oxley
System Software
1 195 (15.96%) Docker
2 38 (3.11%) VMware Infrastructure
3 21 (1.72%) Virtual Machines
4 18 (1.47%) Active Directory
5 13 (1.06%) Apache Flume
5 13 (1.06%) HDFS
6 12 (0.98%) Snort
7 8 (0.65%) KVM
7 8 (0.65%) NFS
7 8 (0.65%) Samba
8 7 (0.57%) etcd
8 7 (0.57%) flannel
8 7 (0.57%) vSphere
9 6 (0.49%) vCloud
10 5 (0.41%) Xen
11 4 (0.33%) Ceph
11 4 (0.33%) Hyper-V
11 4 (0.33%) iptables
11 4 (0.33%) VMware ESXi
12 3 (0.25%) GlusterFS
Systems Management
1 243 (19.89%) Puppet
2 219 (17.92%) Ansible
3 165 (13.50%) Opscode Chef
4 101 (8.27%) Kubernetes
5 71 (5.81%) Terraform
6 34 (2.78%) logstash
7 32 (2.62%) Kibana
8 31 (2.54%) Nagios
9 25 (2.05%) Salt
10 19 (1.55%) Graphite
11 18 (1.47%) HAProxy
12 17 (1.39%) Consul
13 15 (1.23%) Mesos
14 13 (1.06%) Grafana
14 13 (1.06%) Oozie
15 10 (0.82%) ZABBIX
16 9 (0.74%) Hadoop YARN
17 8 (0.65%) Oracle ZFS
17 8 (0.65%) Rundeck
17 8 (0.65%) SmokePing
Vendors
1 83 (6.79%) Oracle
2 59 (4.83%) Red Hat
3 56 (4.58%) VMware
4 55 (4.50%) Microsoft
5 48 (3.93%) Google
5 48 (3.93%) IBM
6 30 (2.45%) Salesforce.com
7 24 (1.96%) Splunk
8 22 (1.80%) Atlassian
9 20 (1.64%) SaltStack
9 20 (1.64%) TIBCO
10 19 (1.55%) Citrix
11 18 (1.47%) SAP
12 16 (1.31%) hybris
13 12 (0.98%) Cloudera
14 11 (0.90%) Informatica
14 11 (0.90%) Tableau
15 10 (0.82%) Cisco
15 10 (0.82%) EMC
16 8 (0.65%) Adobe
London
Nigel Frank International Ltd
Rate: £500 - £550 per day
Posted: 14 hours ago
London
Joseph Harry Ltd
Posted: 21 hours ago
City, London
Hudson IT
Rate: £450 - £500 per day
Posted: Yesterday
Croydon, Surrey
Brightred Resourcing Limited
Rate: From £350 to £390 per day 3 month contract
Posted: Yesterday
City, London
Source Technology
Rate: From £600 to £750 per day
Posted: Yesterday
City, London
LA International
Posted: Yesterday
London
TEKsystems
Rate: £400 - £550 per day
Posted: Yesterday
London
Mercator IT Solutions
Posted: Yesterday
London
Careerwise UK Limited
Rate: £600 - £650 per day
Posted: 6 days ago
London
Careerwise UK Limited
Rate: £600 per day
Posted: 4 days ago
London
Careerwise UK Limited
Rate: £600 - £650 per day
Posted: 6 days ago
City of Westminster
Hays West And Wales
Rate: £500.00 - £550.00 per day
Posted: Yesterday
South West London
HAYS INFORMATION TECHNOLOGY
Rate: £500.00 - £550.00 per day
Posted: 11 hours ago
South West London
Trust In Soda
Rate: From £400 to £500 per day
Posted: 6 days ago
City, London
Harvey Nash plc
Rate: £700 - £800 per annum
Posted: 21 hours ago
City, London
McGregor Boyall
Rate: £500 - £700 per annum
Posted: 6 days ago
London
Experis Ltd
Rate: £330 - £550.00 per day
Posted: 4 days ago
London
Roc Search
Rate: £300 - £340 per day
Posted: 5 days ago
London
E-synergy Solutions
Rate: £400 - £550 per day
Posted: 4 days ago
Central London / West End
Brightred Resourcing Limited
Rate: From £650 to £700 per day 6 mth rolling contract
Posted: Yesterday
City, London
PBIT Consultants
Rate: From £450 to £500 per day
Posted: 4 days ago
City, London
Digital Gurus
Rate: £450 - £500 per day
Posted: 5 days ago
London
AMS contingency
Posted: 15 days ago
London
IBS Consulting
Rate: Negotiable
Posted: 14 days ago