Period
to 13 December 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 13 December 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
13 Dec 2018
Same period 2017 Same period 2016
Rank 17 10 8
Rank change year-on-year -7 -2 +9
Contract jobs citing Linux 186 151 99
As % of all contract IT jobs advertised in Croydon 15.62% 15.81% 18.57%
As % of the Operating Systems category 61.18% 65.37% 67.81%
Number of daily rates quoted 143 84 28
Croydon median daily rate £500 £484 £461
Median daily rate % change year-on-year +3.36% +4.88% -2.89%
10th Percentile £410 £363 £363
90th Percentile £665 £684 £535
South London median daily rate £500 £525 £468
% change year-on-year -4.76% +12.30% +24.67%
Number of hourly rates quoted 1 0 0
Croydon median hourly rate £35.00 - -
South London median hourly rate £35.00 £44.25 £50.00
% change year-on-year -20.90% -11.50% +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 304 231 146
As % of all contract IT jobs advertised in Croydon 25.52% 24.19% 27.39%
Number of daily rates quoted 244 145 56
Croydon median daily rate £525 £488 £425
Median daily rate % change year-on-year +7.69% +14.71% -5.56%
10th Percentile £413 £225 £313
90th Percentile £618 £636 £524
South London median daily rate £525 £475 £425
% change year-on-year +10.53% +11.76% +21.43%
Number of hourly rates quoted 1 1 1
Croydon median hourly rate £35.00 £13.00 £15.00
Median hourly rate % change year-on-year +169.23% -13.33% +15.38%
South London median hourly rate £43.75 £47.83 £47.83
% change year-on-year -8.53% - +83.96%

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 13 December 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 13 December 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.

1 110 (59.14%) DevOps
2 107 (57.53%) Amazon AWS
3 105 (56.45%) Security Cleared
4 98 (52.69%) Docker
5 94 (50.54%) Terraform
6 91 (48.92%) Kubernetes
7 90 (48.39%) SC Cleared
8 85 (45.70%) Ansible
9 84 (45.16%) Java
10 71 (38.17%) Git (software)
11 66 (35.48%) Jenkins
12 63 (33.87%) Agile Software Development
13 50 (26.88%) Red Hat Enterprise Linux
14 49 (26.34%) Microsoft Azure
14 49 (26.34%) Configuration Management
15 47 (25.27%) CentOS
16 40 (21.51%) Unix
17 39 (20.97%) Python
17 39 (20.97%) PostgreSQL
18 38 (20.43%) Puppet
19 34 (18.28%) SQL
20 33 (17.74%) Continuous Integration
21 32 (17.20%) JIRA
22 30 (16.13%) Cucumber
23 29 (15.59%) Public Cloud
24 28 (15.05%) Migration
25 25 (13.44%) Confluence
26 24 (12.90%) BDD
26 24 (12.90%) Artifactory
26 24 (12.90%) Red Hat

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 25 (13.44%) Confluence
2 17 (9.14%) Apache Solr
3 15 (8.06%) JBoss
3 15 (8.06%) WebLogic
4 14 (7.53%) nginx
5 13 (6.99%) Apache Spark
6 7 (3.76%) Elasticsearch
6 7 (3.76%) Oracle Service Bus
7 6 (3.23%) Tomcat
8 4 (2.15%) Apache
9 2 (1.08%) Apache Pig
10 1 (0.54%) Alfresco
10 1 (0.54%) OpenStack
10 1 (0.54%) WebSphere
10 1 (0.54%) WildFly
Cloud Services
1 107 (57.53%) Amazon AWS
2 49 (26.34%) Microsoft Azure
3 19 (10.22%) Amazon EC2
4 17 (9.14%) GitHub
5 16 (8.60%) Virtual Private Cloud
6 14 (7.53%) Amazon S3
7 8 (4.30%) Amazon ELB
8 7 (3.76%) PaaS
9 6 (3.23%) Amazon CloudWatch
9 6 (3.23%) G Suite
10 5 (2.69%) Quay.io
10 5 (2.69%) Route 53
11 3 (1.61%) AWS CloudFormation
11 3 (1.61%) IaaS
12 1 (0.54%) AWS CloudTrail
12 1 (0.54%) Oracle CX
Communications & Networking
1 15 (8.06%) Kerberos
2 9 (4.84%) Firewall
3 5 (2.69%) DNS
4 4 (2.15%) VPN
5 2 (1.08%) FTP
5 2 (1.08%) ICMP
5 2 (1.08%) TCP/IP
6 1 (0.54%) BIG-IP
6 1 (0.54%) DHCP
6 1 (0.54%) SAN
6 1 (0.54%) SSL
Database & Business Intelligence
1 39 (20.97%) PostgreSQL
2 21 (11.29%) Big Data
3 18 (9.68%) Hadoop
4 16 (8.60%) HBase
5 14 (7.53%) Amazon RDS
6 10 (5.38%) NoSQL
7 8 (4.30%) MySQL
8 4 (2.15%) MongoDB
9 3 (1.61%) Relational Database
9 3 (1.61%) SQL Server
10 2 (1.08%) Apache Hive
10 2 (1.08%) Data Warehouse
10 2 (1.08%) Flink
10 2 (1.08%) Neo4j
10 2 (1.08%) Oracle Database
10 2 (1.08%) Redis
11 1 (0.54%) Data Mining
11 1 (0.54%) SQL Server 2016
Development Applications
1 71 (38.17%) Git (software)
2 66 (35.48%) Jenkins
3 32 (17.20%) JIRA
4 30 (16.13%) Cucumber
5 24 (12.90%) Artifactory
6 20 (10.75%) GitLab
6 20 (10.75%) Maven
7 19 (10.22%) Selenium
8 14 (7.53%) IntelliJ
9 11 (5.91%) SonarQube
10 9 (4.84%) JUnit
11 7 (3.76%) Sonatype Nexus
12 6 (3.23%) Vagrant
12 6 (3.23%) WebDriver
13 5 (2.69%) Bitbucket
13 5 (2.69%) WebLogic Workshop
14 4 (2.15%) FishEye
14 4 (2.15%) Gradle
15 3 (1.61%) Atlassian Bamboo
15 3 (1.61%) DbUnit
General
1 8 (4.30%) Finance
2 7 (3.76%) Electronics
2 7 (3.76%) Manufacturing
2 7 (3.76%) Marketing
2 7 (3.76%) Telecoms
3 3 (1.61%) Retail
4 2 (1.08%) Law
4 2 (1.08%) Legal
Job Titles
1 71 (38.17%) DevOps Engineer
2 25 (13.44%) Developer
3 21 (11.29%) Java Developer
3 21 (11.29%) Kubernetes Engineer
4 19 (10.22%) AWS Engineer
5 17 (9.14%) Administrator
5 17 (9.14%) AWS DevOps
5 17 (9.14%) AWS DevOps Engineer
6 15 (8.06%) Linux Engineer
6 15 (8.06%) Systems Administrator
7 14 (7.53%) Azure DevOps
8 11 (5.91%) Linux Administrator
9 10 (5.38%) Lead DevOps
10 9 (4.84%) Linux Systems Administrator
10 9 (4.84%) Linux/Unix DevOps
10 9 (4.84%) SC Cleared Java Developer
11 7 (3.76%) Architect
11 7 (3.76%) Azure DevOps Engineer
11 7 (3.76%) Java Engineer
11 7 (3.76%) Linux DevOps Engineer
Libraries, Frameworks & Software Standards
1 22 (11.83%) Gherkin
1 22 (11.83%) Spring
2 19 (10.22%) Spring Boot
3 18 (9.68%) REST
4 17 (9.14%) Kafka
5 14 (7.53%) Web Services
6 13 (6.99%) Apache Camel
6 13 (6.99%) Elastic Stack
6 13 (6.99%) React
7 11 (5.91%) Drools
8 5 (2.69%) EJB
9 3 (1.61%) CSS
9 3 (1.61%) Hibernate
9 3 (1.61%) HTML
9 3 (1.61%) Java EE
9 3 (1.61%) JPA
9 3 (1.61%) Swagger
9 3 (1.61%) XML
10 2 (1.08%) JSON Schema
10 2 (1.08%) Samza
Miscellaneous
1 29 (15.59%) Public Cloud
2 16 (8.60%) Linux Command Line
3 11 (5.91%) Algorithms
4 8 (4.30%) Management Information System
5 6 (3.23%) Data Centre
6 5 (2.69%) Oracle Licensing
7 3 (1.61%) NHS
8 2 (1.08%) Analytical Skills
8 2 (1.08%) Freedom of Information
8 2 (1.08%) Freedom of Information Act
8 2 (1.08%) PKI
9 1 (0.54%) Cloud Native
9 1 (0.54%) Clustering
9 1 (0.54%) EMC VMAX
9 1 (0.54%) Mainframe
9 1 (0.54%) Private Cloud
Operating Systems
1 50 (26.88%) Red Hat Enterprise Linux
2 47 (25.27%) CentOS
3 40 (21.51%) Unix
4 21 (11.29%) Windows
5 14 (7.53%) Ubuntu
6 12 (6.45%) CoreOS
7 6 (3.23%) Windows Server
8 4 (2.15%) Windows 10
9 3 (1.61%) Solaris
10 1 (0.54%) Oracle Linux
Processes & Methodologies
1 110 (59.14%) DevOps
2 63 (33.87%) Agile Software Development
3 49 (26.34%) Configuration Management
4 33 (17.74%) Continuous Integration
5 28 (15.05%) Migration
6 24 (12.90%) BDD
7 23 (12.37%) Test Automation
8 22 (11.83%) Microservices
9 20 (10.75%) Mentoring
10 19 (10.22%) API Testing
11 18 (9.68%) Deployment Automation
11 18 (9.68%) Problem-Solving
12 17 (9.14%) TDD
13 15 (8.06%) Digital Transformation Programme
13 15 (8.06%) User Acceptance Testing
14 14 (7.53%) Systems Engineering
15 13 (6.99%) Front End Development
15 13 (6.99%) Open Source
15 13 (6.99%) SDET
16 12 (6.45%) Data Security
Programming Languages
1 84 (45.16%) Java
2 39 (20.97%) Python
3 34 (18.28%) SQL
4 22 (11.83%) Bash Shell
5 19 (10.22%) Java 8
6 17 (9.14%) Ruby
7 16 (8.60%) Go
8 7 (3.76%) Groovy
9 5 (2.69%) JavaScript
9 5 (2.69%) Perl
9 5 (2.69%) Scala
10 4 (2.15%) PowerShell
11 1 (0.54%) Gremlin
11 1 (0.54%) PHP
11 1 (0.54%) Shell Script
Qualifications
1 105 (56.45%) Security Cleared
2 90 (48.39%) SC Cleared
3 8 (4.30%) DV Cleared
4 3 (1.61%) BC Cleared
5 2 (1.08%) CEH
5 2 (1.08%) Degree
5 2 (1.08%) VCAP
5 2 (1.08%) VCDX
6 1 (0.54%) BPSS Clearance
6 1 (0.54%) ITIL Foundation Certificate
6 1 (0.54%) Master's Degree
6 1 (0.54%) MCSA
6 1 (0.54%) Microsoft Certification
6 1 (0.54%) MOS
Quality Assurance & Compliance
1 2 (1.08%) PMO
2 1 (0.54%) QA
System Software
1 98 (52.69%) Docker
2 11 (5.91%) HDFS
3 10 (5.38%) Active Directory
4 6 (3.23%) Ceph
4 6 (3.23%) etcd
4 6 (3.23%) flannel
4 6 (3.23%) GlusterFS
4 6 (3.23%) SkyDNS
5 5 (2.69%) VMware ESXi
5 5 (2.69%) VMware Infrastructure
6 3 (1.61%) Squid
7 1 (0.54%) iptables
7 1 (0.54%) KVM
7 1 (0.54%) NFS
7 1 (0.54%) Virtual Machines
Systems Management
1 94 (50.54%) Terraform
2 91 (48.92%) Kubernetes
3 85 (45.70%) Ansible
4 38 (20.43%) Puppet
5 15 (8.06%) Prometheus
6 14 (7.53%) Consul
7 13 (6.99%) HAProxy
7 13 (6.99%) Sysdig
8 10 (5.38%) Graphite
8 10 (5.38%) rkt
9 9 (4.84%) Host Intrusion Detection System
9 9 (4.84%) Network Intrusion Detection System
10 7 (3.76%) Packer
11 5 (2.69%) Docker Swarm
11 5 (2.69%) Opscode Chef
12 4 (2.15%) vCenter Server
12 4 (2.15%) ZABBIX
13 3 (1.61%) logstash
13 3 (1.61%) Nagios
13 3 (1.61%) Rancher
Vendors
1 24 (12.90%) Red Hat
2 19 (10.22%) Oracle
3 13 (6.99%) VMware
4 8 (4.30%) Microsoft
4 8 (4.30%) SAP
5 5 (2.69%) Atlassian
5 5 (2.69%) Splunk
6 4 (2.15%) Dynatrace
6 4 (2.15%) NetApp
7 3 (1.61%) Axway
7 3 (1.61%) MuleSoft
8 1 (0.54%) AlienVault
8 1 (0.54%) CA
8 1 (0.54%) Cisco
8 1 (0.54%) F5
8 1 (0.54%) Hyland
8 1 (0.54%) Isilon
8 1 (0.54%) Remedy