Period
to 23 November 2017

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 6 months to 23 November 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
6 months to
23 Nov 2017
Same period 2016 Same period 2015
Rank 84 77 115
Rank change year-on-year -7 +38 -10
Contract jobs citing Open Source 1432 1468 968
As % of all contract IT jobs advertised in London 3.04% 3.25% 2.08%
As % of the Processes & Methodologies category 3.50% 3.77% 2.48%
Number of daily rates quoted 1102 1065 752
London median daily rate £536 £500 £500
Median daily rate % change year-on-year +7.25% - +17.65%
10th Percentile £400 £363 £343
90th Percentile £675 £638 £675
England median daily rate £500 £480 £450
% change year-on-year +4.17% +6.67% +5.88%
Number of hourly rates quoted 1 6 1
London median hourly rate £35.00 £45.00 £80.00
Median hourly rate % change year-on-year -22.22% -43.75% -
England median hourly rate £35.00 £44.00 £44.50
% change year-on-year -20.45% -1.12% +4.71%

Open Source is in the Processes and Methodologies category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in London with a requirement for process or methodology skills.

All Process and Methodology Skills
London
Contract vacancies with a requirement for process or methodology skills 40964 38955 39069
As % of all contract IT jobs advertised in London 86.95% 86.20% 83.83%
Number of daily rates quoted 29788 27920 27910
London median daily rate £500 £475 £450
Median daily rate % change year-on-year +5.26% +5.56% +2.86%
10th Percentile £313 £306 £288
90th Percentile £675 £643 £638
England median daily rate £450 £425 £425
% change year-on-year +5.88% - +6.25%
Number of hourly rates quoted 382 408 469
London median hourly rate £22.50 £21.77 £20.00
Median hourly rate % change year-on-year +3.38% +8.83% +11.11%
10th Percentile £13.32 £12.25 £11.25
90th Percentile £53.45 £50.04 £50.00
England median hourly rate £24.00 £24.00 £22.50
% change year-on-year - +6.67% +18.42%

Open Source
Job Vacancy Trend in London

Job postings citing Open Source as a percentage of all IT jobs advertised in London.

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 6 months to 23 November 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 6 months to 23 November 2017. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 6 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
Central London -21 265 £550 +10.00% 64
West London -12 64 £525 +5.00% 17
South London -6 56 £538 +19.44% 5
East London +18 40 £588 +14.63% 8
North London -10 4 £475 +18.75% 1
Open Source
England

For the 6 months to 23 November 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.

1 780 (54.47%) Agile Software Development
2 699 (48.81%) Java
3 544 (37.99%) DevOps
4 439 (30.66%) Amazon AWS
5 427 (29.82%) Python
6 386 (26.96%) Linux
7 359 (25.07%) Jenkins
8 319 (22.28%) TDD
9 315 (22.00%) JavaScript
10 282 (19.69%) Continuous Integration
11 267 (18.65%) Finance
12 260 (18.16%) Ansible
13 255 (17.81%) Puppet
14 252 (17.60%) Git (software)
14 252 (17.60%) Docker
15 239 (16.69%) Scrum
16 237 (16.55%) Web Services
17 236 (16.48%) Microservices
18 227 (15.85%) Banking
19 215 (15.01%) Spring
20 202 (14.11%) Node.js
21 196 (13.69%) Configuration Management
22 193 (13.48%) SQL
23 191 (13.34%) HTML
24 189 (13.20%) Security Cleared
25 180 (12.57%) REST
26 179 (12.50%) PostgreSQL
27 176 (12.29%) BDD
28 174 (12.15%) RESTful
29 171 (11.94%) AngularJS

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
1 140 (9.78%) Apache Spark
2 98 (6.84%) Confluence
3 95 (6.63%) Apache
3 95 (6.63%) Elasticsearch
4 80 (5.59%) nginx
5 72 (5.03%) Tomcat
6 62 (4.33%) OpenStack
7 41 (2.86%) JBoss
8 32 (2.23%) Cloud Foundry
9 26 (1.82%) Apache Solr
10 21 (1.47%) IIS
11 18 (1.26%) Jetty
12 16 (1.12%) Apache Pig
12 16 (1.12%) WebSphere
13 12 (0.84%) Adobe Experience Manager
13 12 (0.84%) CMS
13 12 (0.84%) Drupal
13 12 (0.84%) WordPress
14 11 (0.77%) Mule
15 10 (0.70%) SAS
Applications
1 13 (0.91%) Chatbot
2 9 (0.63%) SPSS
3 5 (0.35%) HipChat
3 5 (0.35%) InVision
4 3 (0.21%) Microsoft Excel
4 3 (0.21%) Photoshop
5 2 (0.14%) Microsoft Office
5 2 (0.14%) MS Visio
6 1 (0.070%) Microsoft PowerPoint
6 1 (0.070%) Microsoft Project
6 1 (0.070%) Stata
Business Applications
1 26 (1.82%) Salesforce.com CRM
2 9 (0.63%) ION MarketView
3 3 (0.21%) Magento
4 2 (0.14%) MetaTrader
5 1 (0.070%) Cognos Business Intelligence
5 1 (0.070%) Odoo
5 1 (0.070%) Summit
Cloud Services
1 439 (30.66%) Amazon AWS
2 110 (7.68%) Microsoft Azure
3 80 (5.59%) PaaS
4 76 (5.31%) GitHub
5 42 (2.93%) Amazon EC2
5 42 (2.93%) IaaS
6 37 (2.58%) AWS CloudFormation
6 37 (2.58%) Cloud Computing
7 36 (2.51%) npm
8 35 (2.44%) Bluemix
8 35 (2.44%) IBM Cloud
9 29 (2.03%) SaaS
10 27 (1.89%) Google Cloud Platform
11 18 (1.26%) Serverless
12 17 (1.19%) Amazon S3
13 11 (0.77%) Amazon EMR
13 11 (0.77%) Office 365
14 10 (0.70%) AWS Lambda
14 10 (0.70%) Dialogflow
15 8 (0.56%) Virtual Private Cloud
Communications & Networking
1 91 (6.35%) DNS
2 79 (5.52%) Firewall
3 70 (4.89%) TCP/IP
4 61 (4.26%) Internet
5 49 (3.42%) HTTP
6 45 (3.14%) DHCP
7 39 (2.72%) SSL
8 32 (2.23%) SAN
9 29 (2.03%) LAN
9 29 (2.03%) WAN
10 20 (1.40%) VPN
11 19 (1.33%) Network Security
12 17 (1.19%) LDAP
13 11 (0.77%) Intranet
13 11 (0.77%) VoIP
14 9 (0.63%) IPsec
14 9 (0.63%) Kerberos
14 9 (0.63%) MPLS
15 8 (0.56%) FTP
15 8 (0.56%) SMS
Database & Business Intelligence
1 179 (12.50%) PostgreSQL
2 165 (11.52%) MongoDB
3 153 (10.68%) Big Data
3 153 (10.68%) Hadoop
4 129 (9.01%) NoSQL
5 115 (8.03%) MySQL
6 103 (7.19%) Relational Database
7 79 (5.52%) Apache Hive
8 74 (5.17%) Apache Cassandra
9 66 (4.61%) SQL Server
10 58 (4.05%) RDBMS
11 46 (3.21%) Data Warehouse
12 35 (2.44%) Redis
13 33 (2.30%) Sqoop
14 30 (2.09%) Amazon RDS
15 29 (2.03%) Amazon DynamoDB
16 24 (1.68%) HBase
17 23 (1.61%) Neo4j
18 21 (1.47%) Oracle Database
19 16 (1.12%) OLAP
Development Applications
1 359 (25.07%) Jenkins
2 252 (17.60%) Git (software)
3 139 (9.71%) JIRA
4 87 (6.08%) Maven
4 87 (6.08%) Selenium
5 83 (5.80%) Cucumber
6 66 (4.61%) TeamCity
7 51 (3.56%) Subversion
8 47 (3.28%) JUnit
9 44 (3.07%) Artifactory
10 41 (2.86%) gulp
11 37 (2.58%) Gradle
12 35 (2.44%) Ant
12 35 (2.44%) Vagrant
13 34 (2.37%) Sonatype Nexus
14 32 (2.23%) Travis CI
15 29 (2.03%) Mockito
16 28 (1.96%) Octopus Deploy
16 28 (1.96%) Team Foundation Server
16 28 (1.96%) webpack
General
1 267 (18.65%) Finance
2 227 (15.85%) Banking
3 89 (6.22%) Investment Banking
4 53 (3.70%) Marketing
5 48 (3.35%) Retail
6 35 (2.44%) Telecoms
7 31 (2.16%) Front Office
8 26 (1.82%) Games
9 24 (1.68%) Electronics
9 24 (1.68%) Manufacturing
10 23 (1.61%) Legal
11 21 (1.47%) Back Office
12 14 (0.98%) Retail Banking
13 12 (0.84%) Publishing
14 8 (0.56%) Advertising
14 8 (0.56%) Billing
15 6 (0.42%) Financial Institution
16 4 (0.28%) Music Industry
17 2 (0.14%) Law
17 2 (0.14%) Local Government
Job Titles
1 524 (36.59%) Developer
2 229 (15.99%) DevOps Engineer
3 226 (15.78%) Java Developer
4 172 (12.01%) Architect
5 75 (5.24%) AWS Engineer
6 69 (4.82%) Senior Developer
7 65 (4.54%) AWS DevOps
8 64 (4.47%) Agile Developer
9 63 (4.40%) Linux Engineer
10 60 (4.19%) JavaScript Developer
11 59 (4.12%) Analyst
12 58 (4.05%) AWS DevOps Engineer
13 56 (3.91%) Technical Architect
14 54 (3.77%) Scala Developer
15 50 (3.49%) Agile Java Developer
16 49 (3.42%) Full Stack Developer
17 48 (3.35%) Consultant
17 48 (3.35%) Data Engineer
18 47 (3.28%) Linux/Unix DevOps
19 41 (2.86%) Big Data Engineer
Libraries, Frameworks & Software Standards
1 237 (16.55%) Web Services
2 215 (15.01%) Spring
3 202 (14.11%) Node.js
4 191 (13.34%) HTML
5 180 (12.57%) REST
6 174 (12.15%) RESTful
7 171 (11.94%) AngularJS
8 150 (10.47%) React
9 142 (9.92%) Kafka
10 130 (9.08%) CSS
11 117 (8.17%) HTML5
12 105 (7.33%) XML
13 104 (7.26%) Hibernate
14 102 (7.12%) .NET
15 95 (6.63%) JSON
16 67 (4.68%) CSS3
17 66 (4.61%) Elastic Stack
18 62 (4.33%) SOAP
19 55 (3.84%) J2EE
20 50 (3.49%) Akka
Miscellaneous
1 82 (5.73%) Analytical Skills
2 81 (5.66%) Greenfield Project
3 75 (5.24%) User Experience
4 49 (3.42%) Mobile App
5 48 (3.35%) Computer Science
6 47 (3.28%) Data Centre
7 46 (3.21%) Virtual Team
8 43 (3.00%) Fintech
8 43 (3.00%) Fixed Income
9 37 (2.58%) Data Structures
9 37 (2.58%) Foreign Exchange (FX)
10 35 (2.44%) Enterprise Software
11 26 (1.82%) Management Information System
11 26 (1.82%) N-Tier
12 25 (1.75%) Algorithms
13 24 (1.68%) Clustering
14 23 (1.61%) Replication
15 21 (1.47%) Public Cloud
16 17 (1.19%) Cloud Native
17 16 (1.12%) PKI
Operating Systems
1 386 (26.96%) Linux
2 140 (9.78%) Unix
3 96 (6.70%) Windows
4 89 (6.22%) Red Hat Enterprise Linux
5 59 (4.12%) Windows Server
6 56 (3.91%) CentOS
7 40 (2.79%) Android
8 32 (2.23%) Apple iOS
9 30 (2.09%) Windows Server 2012
10 29 (2.03%) Ubuntu
11 25 (1.75%) Windows Server 2003
12 15 (1.05%) CoreOS
13 10 (0.70%) Solaris
14 7 (0.49%) AIX
15 6 (0.42%) FreeBSD
16 5 (0.35%) Debian
17 3 (0.21%) MVS
17 3 (0.21%) VMS
18 2 (0.14%) Mac OS
18 2 (0.14%) Mac OS X
Processes & Methodologies
1 780 (54.47%) Agile Software Development
2 544 (37.99%) DevOps
3 319 (22.28%) TDD
4 282 (19.69%) Continuous Integration
5 239 (16.69%) Scrum
6 236 (16.48%) Microservices
7 196 (13.69%) Configuration Management
8 176 (12.29%) BDD
9 165 (11.52%) Test Automation
10 151 (10.54%) Continuous Delivery
11 142 (9.92%) Software Engineering
12 121 (8.45%) High Availability
13 101 (7.05%) OO
14 91 (6.35%) Analytics
14 91 (6.35%) Migration
15 89 (6.22%) SDLC
16 87 (6.08%) User Stories
17 82 (5.73%) Kanban
18 80 (5.59%) Pair Programming
19 76 (5.31%) SOA
Programming Languages
1 699 (48.81%) Java
2 427 (29.82%) Python
3 315 (22.00%) JavaScript
4 193 (13.48%) SQL
5 169 (11.80%) Scala
6 142 (9.92%) Ruby
7 132 (9.22%) Bash Shell
8 113 (7.89%) C#
9 74 (5.17%) PowerShell
10 61 (4.26%) Shell Script
11 60 (4.19%) Groovy
11 60 (4.19%) Perl
11 60 (4.19%) PHP
12 55 (3.84%) Go
13 41 (2.86%) C++
14 31 (2.16%) ES6
15 29 (2.03%) PL/SQL
16 25 (1.75%) R
17 22 (1.54%) C
18 19 (1.33%) Objective-C
Qualifications
1 189 (13.20%) Security Cleared
2 149 (10.41%) SC Cleared
3 81 (5.66%) Degree
4 22 (1.54%) Computer Science Degree
5 17 (1.19%) BPSS Clearance
5 17 (1.19%) RHCE
6 13 (0.91%) Master's Degree
7 12 (0.84%) AWS Certification
8 11 (0.77%) CISSP
8 11 (0.77%) DV Cleared
9 9 (0.63%) Cisco Certification
10 8 (0.56%) RHCA
11 6 (0.42%) CISA
11 6 (0.42%) PMP
12 5 (0.35%) CCNP
12 5 (0.35%) CHECK Team Member
12 5 (0.35%) ITIL Certification
13 4 (0.28%) CCIE
13 4 (0.28%) CISM
13 4 (0.28%) ISEB
Quality Assurance & Compliance
1 94 (6.56%) QA
2 12 (0.84%) SLA
3 9 (0.63%) Data Quality
4 6 (0.42%) Disclosure Scotland
4 6 (0.42%) HL7
5 5 (0.35%) GDPR
6 3 (0.21%) GCP
6 3 (0.21%) PSD2
7 1 (0.070%) FedRAMP
7 1 (0.070%) ISO/IEC 27001
7 1 (0.070%) PCI DSS
System Software
1 252 (17.60%) Docker
2 55 (3.84%) HDFS
3 50 (3.49%) Apache Flume
4 47 (3.28%) VMware Infrastructure
5 34 (2.37%) Hyper-V
6 28 (1.96%) VMware ESXi
7 16 (1.12%) Active Directory
7 16 (1.12%) Samba
8 13 (0.91%) Virtual Machines
9 10 (0.70%) Xen
10 9 (0.63%) Apache ZooKeeper
10 9 (0.63%) iptables
11 8 (0.56%) KVM
11 8 (0.56%) NFS
12 7 (0.49%) vCloud
13 5 (0.35%) etcd
13 5 (0.35%) Firmware
13 5 (0.35%) vSphere
14 4 (0.28%) flannel
14 4 (0.28%) OpenDJ
Systems Management
1 260 (18.16%) Ansible
2 255 (17.81%) Puppet
3 169 (11.80%) Opscode Chef
4 110 (7.68%) Kubernetes
5 95 (6.63%) Terraform
6 52 (3.63%) Oozie
7 50 (3.49%) Ambari
8 41 (2.86%) Hadoop YARN
8 41 (2.86%) logstash
9 39 (2.72%) Kibana
10 31 (2.16%) Grafana
11 25 (1.75%) HAProxy
12 23 (1.61%) WMI
13 20 (1.40%) Nagios
14 19 (1.33%) Packer
15 15 (1.05%) Salt
16 14 (0.98%) Mesos
17 13 (0.91%) MOM
18 12 (0.84%) Consul
18 12 (0.84%) ZABBIX
Vendors
1 104 (7.26%) Oracle
2 91 (6.35%) VMware
3 87 (6.08%) Microsoft
4 75 (5.24%) Red Hat
5 70 (4.89%) IBM
6 69 (4.82%) Splunk
7 55 (3.84%) Google
8 50 (3.49%) Cisco
9 46 (3.21%) Salesforce.com
10 35 (2.44%) Atlassian
11 32 (2.23%) SaltStack
11 32 (2.23%) Tableau
12 25 (1.75%) SAP
13 24 (1.68%) SolarWinds
14 21 (1.47%) EMC
15 20 (1.40%) Citrix
16 19 (1.33%) Adobe
17 16 (1.12%) Juniper
17 16 (1.12%) TIBCO
18 14 (0.98%) Apple