Period
to 20 October 2018

The following table provides summary statistics for contract job vacancies advertised in Croydon with a requirement for Linux skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Linux over the 6 months to 20 October 2018 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.

Linux
South London > Croydon
6 months to
20 Oct 2018
Same period 2017 Same period 2016
Rank 19 8 11
Rank change year-on-year -11 +3 +1
Contract jobs citing Linux 157 136 92
As % of all contract IT jobs advertised in Croydon 13.06% 18.92% 16.73%
As % of the Operating Systems category 55.28% 70.83% 64.34%
Number of daily rates quoted 113 72 35
Croydon median daily rate £475 £463 £450
Median daily rate % change year-on-year +2.70% +2.78% -5.26%
10th Percentile £378 £363 £360
90th Percentile £625 £575 £536
South London median daily rate £500 £500 £450
% change year-on-year - +11.11% +20.00%
Number of hourly rates quoted 0 0 0
Croydon median hourly rate - - -
South London median hourly rate £26.00 £50.00 £50.00
% change year-on-year -48.00% - +4.54%

Linux is in the Operating Systems category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Croydon with a requirement for operating system skills.

All Operating Systems
Croydon
Contract vacancies with a requirement for operating system skills 284 192 143
As % of all contract IT jobs advertised in Croydon 23.63% 26.70% 26.00%
Number of daily rates quoted 224 116 66
Croydon median daily rate £525 £463 £425
Median daily rate % change year-on-year +13.51% +8.82% -5.56%
10th Percentile £379 £215 £313
90th Percentile £575 £575 £524
South London median daily rate £525 £463 £425
% change year-on-year +13.51% +8.82% +21.43%
Number of hourly rates quoted 0 1 2
Croydon median hourly rate - £13.00 £14.50
Median hourly rate % change year-on-year - -10.34% +11.54%
South London median hourly rate £43.63 £47.83 £20.25
% change year-on-year -8.79% +136.20% -57.66%

Linux
Job Vacancy Trend in Croydon

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

Job vacancy trend for Linux in Croydon

Linux
Contractor Daily Rate Trend in Croydon

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

Contractor daily rate trend for Linux in Croydon

Linux
Contractor Daily Rate Histogram in Croydon

The daily rate distribution of IT jobs citing Linux in Croydon over the 6 months to 20 October 2018.

Contractor daily rate histogram for Linux in Croydon

Linux
Contractor Hourly Rate Trend in Croydon

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing Linux in Croydon.

Contractor hourly rate trend for Linux in Croydon

For the 6 months to 20 October 2018, IT contractor jobs citing Linux also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all contract job ads across the Croydon region with a requirement for Linux.

1 86 (54.78%) Amazon AWS
2 79 (50.32%) Security Cleared
3 75 (47.77%) DevOps
4 71 (45.22%) Docker
5 70 (44.59%) Git (software)
6 65 (41.40%) Kubernetes
7 64 (40.76%) SC Cleared
8 62 (39.49%) Java
9 59 (37.58%) Terraform
10 58 (36.94%) Jenkins
11 53 (33.76%) Ansible
12 46 (29.30%) CentOS
13 44 (28.03%) Unix
13 44 (28.03%) Agile Software Development
14 41 (26.11%) Red Hat Enterprise Linux
15 40 (25.48%) Puppet
15 40 (25.48%) Configuration Management
16 36 (22.93%) Python
16 36 (22.93%) SQL
16 36 (22.93%) Continuous Integration
17 34 (21.66%) PostgreSQL
18 26 (16.56%) Windows
18 26 (16.56%) JIRA
19 25 (15.92%) Cucumber
20 23 (14.65%) Microsoft Azure
20 23 (14.65%) Maven
21 22 (14.01%) Confluence
22 21 (13.38%) Test Automation
22 21 (13.38%) Public Cloud
22 21 (13.38%) Deployment Automation

Linux
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 22 (14.01%) Confluence
2 15 (9.55%) JBoss
3 12 (7.64%) Apache Solr
3 12 (7.64%) Apache Spark
4 10 (6.37%) nginx
5 8 (5.10%) WebLogic
6 6 (3.82%) Tomcat
7 5 (3.18%) Elasticsearch
8 4 (2.55%) Apache
9 3 (1.91%) OpenStack
10 2 (1.27%) Oracle Service Bus
11 1 (0.64%) Apache Pig
11 1 (0.64%) Oracle SOA Suite
11 1 (0.64%) WebSphere
11 1 (0.64%) WildFly
Cloud Services
1 86 (54.78%) Amazon AWS
2 23 (14.65%) Microsoft Azure
3 16 (10.19%) Amazon EC2
4 13 (8.28%) Virtual Private Cloud
5 11 (7.01%) GitHub
6 10 (6.37%) Amazon S3
7 9 (5.73%) Amazon ELB
8 6 (3.82%) Amazon CloudWatch
9 5 (3.18%) Quay.io
9 5 (3.18%) Route 53
10 3 (1.91%) AWS CloudFormation
10 3 (1.91%) IaaS
11 1 (0.64%) AWS CloudTrail
11 1 (0.64%) PaaS
Communications & Networking
1 10 (6.37%) Firewall
1 10 (6.37%) Kerberos
2 4 (2.55%) DNS
2 4 (2.55%) SSL
3 2 (1.27%) DHCP
3 2 (1.27%) TCP/IP
3 2 (1.27%) VPN
4 1 (0.64%) ICMP
4 1 (0.64%) OpenLDAP
Database & Business Intelligence
1 34 (21.66%) PostgreSQL
2 15 (9.55%) Big Data
3 14 (8.92%) HBase
4 11 (7.01%) Amazon RDS
4 11 (7.01%) SQL Server
5 10 (6.37%) Hadoop
5 10 (6.37%) NoSQL
6 8 (5.10%) SQL Server 2016
7 7 (4.46%) MySQL
8 4 (2.55%) MongoDB
8 4 (2.55%) Oracle Database
9 3 (1.91%) Relational Database
10 2 (1.27%) Data Warehouse
10 2 (1.27%) Oracle Database 10g
10 2 (1.27%) Oracle Database 11g
10 2 (1.27%) Oracle Database 12c
10 2 (1.27%) Oracle9i Database
11 1 (0.64%) Apache Hive
11 1 (0.64%) Data Mining
11 1 (0.64%) DataStage
Development Applications
1 70 (44.59%) Git (software)
2 58 (36.94%) Jenkins
3 26 (16.56%) JIRA
4 25 (15.92%) Cucumber
5 23 (14.65%) Maven
6 18 (11.46%) Artifactory
7 16 (10.19%) Selenium
8 14 (8.92%) GitLab
8 14 (8.92%) Vagrant
9 10 (6.37%) IntelliJ
10 8 (5.10%) SonarQube
11 7 (4.46%) JUnit
12 6 (3.82%) Sonatype Nexus
13 5 (3.18%) Bitbucket
13 5 (3.18%) Gradle
14 4 (2.55%) FishEye
14 4 (2.55%) TeamCity
15 3 (1.91%) Atlassian Bamboo
15 3 (1.91%) DbUnit
15 3 (1.91%) WebDriver
General
1 7 (4.46%) Retail
2 4 (2.55%) Finance
3 2 (1.27%) Legal
4 1 (0.64%) Law
4 1 (0.64%) Manufacturing
4 1 (0.64%) Telecoms
Job Titles
1 50 (31.85%) DevOps Engineer
2 20 (12.74%) Linux Engineer
3 18 (11.46%) Developer
4 16 (10.19%) Java Developer
5 15 (9.55%) Administrator
5 15 (9.55%) AWS DevOps
5 15 (9.55%) Kubernetes Engineer
6 14 (8.92%) AWS DevOps Engineer
6 14 (8.92%) AWS Engineer
7 13 (8.28%) Java Engineer
8 12 (7.64%) Systems Administrator
9 11 (7.01%) AWS Administrator
9 11 (7.01%) Network Engineer
10 10 (6.37%) Linux DevOps Engineer
10 10 (6.37%) Linux/Unix DevOps
10 10 (6.37%) Unix Administrator
10 10 (6.37%) Unix Systems Administrator
11 9 (5.73%) Infrastructure Engineer
11 9 (5.73%) SC Cleared Java Developer
12 7 (4.46%) Architect
Libraries, Frameworks & Software Standards
1 19 (12.10%) Gherkin
2 16 (10.19%) Spring
3 13 (8.28%) React
3 13 (8.28%) REST
3 13 (8.28%) Spring Boot
4 12 (7.64%) Apache Camel
4 12 (7.64%) Kafka
4 12 (7.64%) Web Services
5 11 (7.01%) Elastic Stack
6 10 (6.37%) Drools
7 4 (2.55%) YAML
8 3 (1.91%) CSS
8 3 (1.91%) EJB
8 3 (1.91%) Hibernate
8 3 (1.91%) HTML
8 3 (1.91%) Java EE
8 3 (1.91%) JPA
8 3 (1.91%) Swagger
8 3 (1.91%) XML
9 2 (1.27%) JSON Schema
Miscellaneous
1 21 (13.38%) Public Cloud
2 16 (10.19%) Linux Command Line
3 9 (5.73%) Algorithms
4 6 (3.82%) Data Centre
4 6 (3.82%) Management Information System
4 6 (3.82%) NHS
5 5 (3.18%) Freedom of Information
6 4 (2.55%) Freedom of Information Act
7 3 (1.91%) Oracle Licensing
7 3 (1.91%) Private Cloud
8 2 (1.27%) Analytical Skills
8 2 (1.27%) Clustering
8 2 (1.27%) PKI
9 1 (0.64%) CMDB
9 1 (0.64%) EMC VMAX
9 1 (0.64%) Mainframe
Operating Systems
1 46 (29.30%) CentOS
2 44 (28.03%) Unix
3 41 (26.11%) Red Hat Enterprise Linux
4 26 (16.56%) Windows
5 15 (9.55%) Windows Server
6 12 (7.64%) Windows 10
7 10 (6.37%) CoreOS
8 7 (4.46%) Ubuntu
9 5 (3.18%) Solaris
Processes & Methodologies
1 75 (47.77%) DevOps
2 44 (28.03%) Agile Software Development
3 40 (25.48%) Configuration Management
4 36 (22.93%) Continuous Integration
5 21 (13.38%) Deployment Automation
5 21 (13.38%) Test Automation
6 20 (12.74%) Migration
7 19 (12.10%) Problem-Solving
8 18 (11.46%) Microservices
9 17 (10.83%) BDD
9 17 (10.83%) Mentoring
9 17 (10.83%) Release Management
10 16 (10.19%) API Testing
11 13 (8.28%) Digital Transformation Programme
11 13 (8.28%) Front End Development
11 13 (8.28%) SDET
11 13 (8.28%) TDD
11 13 (8.28%) User Acceptance Testing
12 12 (7.64%) Storage Management
13 11 (7.01%) Infrastructure Engineering
Programming Languages
1 62 (39.49%) Java
2 36 (22.93%) Python
2 36 (22.93%) SQL
3 17 (10.83%) Bash Shell
4 15 (9.55%) Go
4 15 (9.55%) Ruby
5 13 (8.28%) Java 8
6 6 (3.82%) Shell Script
7 5 (3.18%) Groovy
7 5 (3.18%) Perl
8 3 (1.91%) JavaScript
8 3 (1.91%) PowerShell
8 3 (1.91%) Scala
9 2 (1.27%) PL/SQL
10 1 (0.64%) Gremlin
10 1 (0.64%) PHP
Qualifications
1 79 (50.32%) Security Cleared
2 64 (40.76%) SC Cleared
3 15 (9.55%) DV Cleared
4 3 (1.91%) VCAP
4 3 (1.91%) VCDX
5 2 (1.27%) Degree
5 2 (1.27%) MCSA
5 2 (1.27%) Microsoft Certification
6 1 (0.64%) ITIL Foundation Certificate
6 1 (0.64%) Master's Degree
Quality Assurance & Compliance
1 2 (1.27%) PCI DSS
1 2 (1.27%) PMO
2 1 (0.64%) GDPR
2 1 (0.64%) QA
System Software
1 71 (45.22%) Docker
2 12 (7.64%) VMware ESXi
3 8 (5.10%) Active Directory
3 8 (5.10%) HDFS
4 6 (3.82%) Ceph
4 6 (3.82%) etcd
4 6 (3.82%) flannel
4 6 (3.82%) GlusterFS
4 6 (3.82%) SkyDNS
5 4 (2.55%) VMware Infrastructure
6 3 (1.91%) Squid
7 2 (1.27%) Oracle RAC
7 2 (1.27%) Virtual Machines
8 1 (0.64%) NFS
Systems Management
1 65 (41.40%) Kubernetes
2 59 (37.58%) Terraform
3 53 (33.76%) Ansible
4 40 (25.48%) Puppet
5 12 (7.64%) HAProxy
5 12 (7.64%) Sysdig
5 12 (7.64%) vCenter Server
6 11 (7.01%) Consul
6 11 (7.01%) Prometheus
7 10 (6.37%) Graphite
7 10 (6.37%) rkt
8 8 (5.10%) Packer
9 6 (3.82%) Host Intrusion Detection System
9 6 (3.82%) Network Intrusion Detection System
9 6 (3.82%) Opscode Chef
10 5 (3.18%) Docker Swarm
10 5 (3.18%) ZABBIX
11 3 (1.91%) Rancher
12 2 (1.27%) IBM BigFix
12 2 (1.27%) logstash
Vendors
1 18 (11.46%) Red Hat
2 17 (10.83%) VMware
3 14 (8.92%) NetApp
4 13 (8.28%) Splunk
5 11 (7.01%) Microsoft
6 9 (5.73%) Oracle
7 8 (5.10%) Cisco
8 5 (3.18%) Atlassian
9 4 (2.55%) Dynatrace
10 3 (1.91%) CA
11 2 (1.27%) IBM
12 1 (0.64%) AlienVault
12 1 (0.64%) Isilon