Period
to 20 July 2017

The following table provides summary statistics for contract job vacancies advertised in Croydon 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 20 July 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
London > Croydon
6 months to
20 Jul 2017
Same period 2016 Same period 2015
Rank 49 32 33
Rank change year-on-year -17 +1 -5
Contract jobs citing Open Source 16 34 15
As % of all contract IT jobs advertised in Croydon 4.01% 6.26% 5.32%
As % of the Processes & Methodologies category 4.51% 6.88% 5.81%
Number of daily rates quoted 9 22 7
Croydon median daily rate £500 £425 £450
Median daily rate % change year-on-year +17.65% -5.56% -35.71%
10th Percentile £400 £376 £408
90th Percentile £560 £488 £563
London median daily rate £525 £500 £475
% change year-on-year +5.00% +5.26% +5.56%
Number of hourly rates quoted 0 0 0
Croydon median hourly rate - - -
London median hourly rate £47.00 - £62.50

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 Croydon with a requirement for process and methodology skills.

Contract Process & Methodology Skills
Croydon
Contract job vacancies with a requirement for process and methodology skills 355 494 258
As % of all contract IT job vacancies advertised in Croydon 88.97% 90.98% 91.49%
Number of daily rates quoted 200 364 186
Croydon median daily rate £450 £418 £388
Median daily rate % change year-on-year +7.78% +7.74% -8.01%
10th Percentile £294 £288 £260
90th Percentile £581 £575 £531
London median daily rate £488 £463 £450
% change year-on-year +5.41% +2.78% +5.88%
Number of hourly rates quoted 2 12 5
Croydon median hourly rate £20.75 £21.50 £27.78
Median hourly rate % change year-on-year -3.49% -22.61% +63.41%
10th Percentile £14.55 £15.40 £20.11
90th Percentile £26.95 £89.95 £36.00
London median hourly rate £24.41 £21.34 £19.86
% change year-on-year +14.39% +7.47% +4.51%

Open Source
Job Vacancy Trend in Croydon

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

Job vacancy trend for Open Source in Croydon

Open Source
Contractor Daily Rate Trend in Croydon

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

Contractor daily rate trend for Open Source in Croydon

Open Source
Contractor Daily Rate Histogram in Croydon

The daily rate distribution of IT jobs citing Open Source in Croydon over the 6 months to 20 July 2017.

Contractor daily rate histogram for Open Source in Croydon

For the 6 months to 20 July 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 Croydon region with a requirement for Open Source.

1 9 (56.25%) Linux
2 8 (50.00%) Security Cleared
2 8 (50.00%) SC Cleared
3 7 (43.75%) Puppet
3 7 (43.75%) Java
3 7 (43.75%) Agile Software Development
4 6 (37.50%) Docker
5 5 (31.25%) Bash Shell
5 5 (31.25%) Amazon AWS
5 5 (31.25%) VMware
6 4 (25.00%) Ubuntu
6 4 (25.00%) Continuous Integration
6 4 (25.00%) SQL
6 4 (25.00%) Windows
6 4 (25.00%) C
6 4 (25.00%) Web Services
6 4 (25.00%) DNS
6 4 (25.00%) Configuration Management
6 4 (25.00%) LDAP
6 4 (25.00%) Firewall
6 4 (25.00%) Git (software)
6 4 (25.00%) VMware Infrastructure
6 4 (25.00%) CentOS
6 4 (25.00%) Red Hat Enterprise Linux
6 4 (25.00%) yum
6 4 (25.00%) VMware ESXi
6 4 (25.00%) NoSQL
6 4 (25.00%) KVM
6 4 (25.00%) Ansible
6 4 (25.00%) iptables

Open Source
Co-occurring IT Skills in Croydon 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 2 (12.50%) nginx
2 1 (6.25%) Apache
2 1 (6.25%) Confluence
Cloud Services
1 5 (31.25%) Amazon AWS
2 4 (25.00%) GitHub
3 2 (12.50%) Microsoft Azure
3 2 (12.50%) Quay.io
Communications & Networking
1 4 (25.00%) DNS
1 4 (25.00%) Firewall
1 4 (25.00%) LDAP
Database & Business Intelligence
1 4 (25.00%) NoSQL
2 3 (18.75%) PostgreSQL
3 2 (12.50%) MongoDB
4 1 (6.25%) Apache Cassandra
4 1 (6.25%) Couchbase
4 1 (6.25%) Hadoop
4 1 (6.25%) HBase
4 1 (6.25%) OLAP
Development Applications
1 4 (25.00%) Git (software)
2 3 (18.75%) GitLab
2 3 (18.75%) Jenkins
3 2 (12.50%) Artifactory
3 2 (12.50%) Cucumber
3 2 (12.50%) Selenium
4 1 (6.25%) Atlassian Bamboo
4 1 (6.25%) Bitbucket
4 1 (6.25%) FitNesse
4 1 (6.25%) Gradle
4 1 (6.25%) Hudson
4 1 (6.25%) IntelliJ
4 1 (6.25%) JIRA
4 1 (6.25%) JUnit
4 1 (6.25%) NUnit
4 1 (6.25%) Vagrant
General
1 2 (12.50%) Finance
2 1 (6.25%) Legal
Job Titles
1 4 (25.00%) Administrator
1 4 (25.00%) Infrastructure Engineer
1 4 (25.00%) Linux Administrator
1 4 (25.00%) Linux Engineer
1 4 (25.00%) Linux Systems Administrator
1 4 (25.00%) Linux Systems Engineer
1 4 (25.00%) Systems Administrator
1 4 (25.00%) Systems Engineer
2 3 (18.75%) Developer
2 3 (18.75%) DevOps Engineer
2 3 (18.75%) Java Developer
3 1 (6.25%) Analyst
3 1 (6.25%) Architect
3 1 (6.25%) Consultant
3 1 (6.25%) Scrum Master
3 1 (6.25%) Senior Developer
3 1 (6.25%) Senior Java Developer
3 1 (6.25%) Technical Architect
3 1 (6.25%) Test Engineer
3 1 (6.25%) Web Tester
Libraries, Frameworks & Software Standards
1 4 (25.00%) Web Services
2 3 (18.75%) REST
2 3 (18.75%) Spring
3 2 (12.50%) Apache Camel
3 2 (12.50%) Elastic Stack
3 2 (12.50%) Play Framework
4 1 (6.25%) Akka
4 1 (6.25%) AngularJS
4 1 (6.25%) Apache CXF
4 1 (6.25%) CSS3
4 1 (6.25%) Hibernate
4 1 (6.25%) HTML5
4 1 (6.25%) JSON
4 1 (6.25%) Kafka
4 1 (6.25%) Node.js
4 1 (6.25%) RabbitMQ
4 1 (6.25%) RESTful
4 1 (6.25%) spray
4 1 (6.25%) Spring Boot
4 1 (6.25%) Symfony
Miscellaneous
1 4 (25.00%) Data Centre
2 1 (6.25%) Enterprise Software
2 1 (6.25%) Greenfield Project
Operating Systems
1 9 (56.25%) Linux
2 4 (25.00%) CentOS
2 4 (25.00%) Red Hat Enterprise Linux
2 4 (25.00%) Ubuntu
2 4 (25.00%) Windows
2 4 (25.00%) Windows Server
3 2 (12.50%) CoreOS
Processes & Methodologies
1 7 (43.75%) Agile Software Development
2 4 (25.00%) Configuration Management
2 4 (25.00%) Continuous Integration
3 3 (18.75%) DevOps
3 3 (18.75%) Microservices
3 3 (18.75%) Scrum
4 2 (12.50%) BDD
4 2 (12.50%) Project Management
4 2 (12.50%) Security Hardening
4 2 (12.50%) TDD
4 2 (12.50%) Waterfall
5 1 (6.25%) API Design
5 1 (6.25%) Continuous Delivery
5 1 (6.25%) Domain-Driven Design
5 1 (6.25%) Exploratory Testing
5 1 (6.25%) Functional Programming
5 1 (6.25%) Mentoring
5 1 (6.25%) Performance Management
5 1 (6.25%) SDET
5 1 (6.25%) Test Automation
Programming Languages
1 7 (43.75%) Java
2 5 (31.25%) Bash Shell
3 4 (25.00%) C
3 4 (25.00%) SQL
4 2 (12.50%) Go
4 2 (12.50%) JavaScript
4 2 (12.50%) Python
4 2 (12.50%) Ruby
4 2 (12.50%) Scala
5 1 (6.25%) C++
5 1 (6.25%) Perl
5 1 (6.25%) PHP
Qualifications
1 8 (50.00%) SC Cleared
1 8 (50.00%) Security Cleared
2 2 (12.50%) DV Cleared
3 1 (6.25%) Degree
Quality Assurance & Compliance
1 1 (6.25%) QA
System Software
1 6 (37.50%) Docker
2 4 (25.00%) iptables
2 4 (25.00%) KVM
2 4 (25.00%) VMware ESXi
2 4 (25.00%) VMware Infrastructure
3 2 (12.50%) Ceph
3 2 (12.50%) etcd
3 2 (12.50%) flannel
3 2 (12.50%) GlusterFS
3 2 (12.50%) SkyDNS
4 1 (6.25%) VMware Workstation
Systems Management
1 7 (43.75%) Puppet
2 4 (25.00%) Ansible
2 4 (25.00%) Kubernetes
2 4 (25.00%) yum
3 2 (12.50%) Graphite
3 2 (12.50%) HAProxy
3 2 (12.50%) Host Intrusion Detection System
3 2 (12.50%) Network Intrusion Detection System
3 2 (12.50%) Prometheus
3 2 (12.50%) rkt
3 2 (12.50%) Sysdig
Vendors
1 5 (31.25%) VMware
Croydon, Surrey
Digital Skills
Rate: Unspecified
Posted: 6 days ago