Period
to 22 November 2017

The following table provides summary statistics for contract job vacancies advertised in Croydon with a requirement for Java skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Java over the 6 months to 22 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.

Java
South London > Croydon
6 months to
22 Nov 2017
Same period 2016 Same period 2015
Rank 4 10 3
Rank change year-on-year +6 -7 +24
Contract jobs citing Java 325 88 86
As % of all contract IT jobs advertised in Croydon 37.31% 16.54% 25.83%
As % of the Programming Languages category 73.03% 37.77% 56.95%
Number of daily rates quoted 210 59 51
Croydon median daily rate £525 £413 £425
Median daily rate % change year-on-year +27.27% -2.94% -39.29%
10th Percentile £410 £355 £313
90th Percentile £650 £589 £488
South London median daily rate £525 £450 £425
% change year-on-year +16.67% +5.88% -10.53%
Number of hourly rates quoted 0 0 0
Croydon median hourly rate - - -
South London median hourly rate - £21.20 -

Java is in the Programming Languages 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 coding skills.

All Programming Languages
Croydon
Contract vacancies with a requirement for coding skills 445 233 151
As % of all contract IT jobs advertised in Croydon 51.09% 43.80% 45.35%
Number of daily rates quoted 277 137 92
Croydon median daily rate £500 £410 £400
Median daily rate % change year-on-year +21.95% +2.50% -11.11%
10th Percentile £383 £295 £313
90th Percentile £646 £547 £488
South London median daily rate £500 £413 £350
% change year-on-year +21.21% +17.86% -6.67%
Number of hourly rates quoted 0 0 4
Croydon median hourly rate - - £28.89
South London median hourly rate £47.83 £47.83 £47.83

Java
Job Vacancy Trend in Croydon

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

Job vacancy trend for Java in Croydon

Java
Contractor Daily Rate Trend in Croydon

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

Contractor daily rate trend for Java in Croydon

Java
Contractor Daily Rate Histogram in Croydon

The daily rate distribution of IT jobs citing Java in Croydon over the 6 months to 22 November 2017.

Contractor daily rate histogram for Java in Croydon

Java
Contract Job Locations in Croydon

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Java within the Croydon region over the 6 months to 22 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
Coulsdon - 2 £500 -
Thornton Heath - 2 £525 -
Java
South London

For the 6 months to 22 November 2017, IT contractor jobs citing Java 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 Java.

1 194 (59.69%) Security Cleared
2 174 (53.54%) Agile Software Development
3 151 (46.46%) SC Cleared
4 146 (44.92%) Microservices
5 140 (43.08%) REST
6 125 (38.46%) JIRA
7 123 (37.85%) Confluence
8 119 (36.62%) TDD
9 110 (33.85%) Scrum
10 109 (33.54%) Git (software)
11 106 (32.62%) Spring
12 100 (30.77%) Hadoop
13 99 (30.46%) PostgreSQL
14 94 (28.92%) Continuous Integration
15 89 (27.38%) Docker
16 85 (26.15%) HBase
16 85 (26.15%) Big Data
17 84 (25.85%) Jenkins
18 83 (25.54%) Kubernetes
19 81 (24.92%) DevOps
20 80 (24.62%) BDD
20 80 (24.62%) Linux
21 79 (24.31%) OO
22 76 (23.38%) Maven
22 76 (23.38%) Spring Boot
23 71 (21.85%) Apache Camel
24 70 (21.54%) JUnit
25 67 (20.62%) Test Automation
26 63 (19.38%) RESTful
27 59 (18.15%) Cucumber

Java
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
1 123 (37.85%) Confluence
2 48 (14.77%) Apache Spark
3 44 (13.54%) Tomcat
4 38 (11.69%) Apache Solr
5 28 (8.62%) Apache
6 27 (8.31%) WildFly
7 14 (4.31%) Elasticsearch
7 14 (4.31%) JBoss
8 13 (4.00%) WebLogic
9 12 (3.69%) OpenStack
10 7 (2.15%) WebSphere
11 2 (0.62%) Apache ServiceMix
11 2 (0.62%) nginx
12 1 (0.31%) MQSeries
Applications
1 11 (3.38%) Photoshop
Business Applications
1 1 (0.31%) Oracle BPM
Cloud Services
1 53 (16.31%) Amazon AWS
2 32 (9.85%) GitHub
3 22 (6.77%) Amazon S3
4 12 (3.69%) Amazon EC2
4 12 (3.69%) Microsoft Azure
5 8 (2.46%) Amazon CloudWatch
5 8 (2.46%) Amazon ELB
5 8 (2.46%) Virtual Private Cloud
6 2 (0.62%) AWS CloudFormation
7 1 (0.31%) BrowserStack
7 1 (0.31%) npm
Communications & Networking
1 54 (16.62%) Kerberos
2 15 (4.62%) Network Security
3 11 (3.38%) OpenLDAP
4 9 (2.77%) HTTP
5 8 (2.46%) DNS
5 8 (2.46%) OpenVPN
5 8 (2.46%) SSH
6 3 (0.92%) VPN
7 1 (0.31%) Firewall
7 1 (0.31%) FTP
7 1 (0.31%) HTTPS
7 1 (0.31%) IPsec
7 1 (0.31%) LDAP
7 1 (0.31%) NAS
7 1 (0.31%) TCP/IP
7 1 (0.31%) tcpdump
7 1 (0.31%) Wireshark
Database & Business Intelligence
1 100 (30.77%) Hadoop
2 99 (30.46%) PostgreSQL
3 85 (26.15%) Big Data
3 85 (26.15%) HBase
4 35 (10.77%) NoSQL
5 34 (10.46%) Relational Database
6 30 (9.23%) RDBMS
7 13 (4.00%) MongoDB
8 10 (3.08%) Amazon RDS
9 7 (2.15%) MySQL
10 6 (1.85%) IBM InfoSphere
11 5 (1.54%) DataStax
11 5 (1.54%) SQL Server
12 3 (0.92%) Amazon Redshift
12 3 (0.92%) Apache Hive
12 3 (0.92%) Oracle Database
13 2 (0.62%) Amazon DynamoDB
13 2 (0.62%) Couchbase
14 1 (0.31%) Apache Cassandra
14 1 (0.31%) Redis
Development Applications
1 125 (38.46%) JIRA
2 109 (33.54%) Git (software)
3 84 (25.85%) Jenkins
4 76 (23.38%) Maven
5 70 (21.54%) JUnit
6 59 (18.15%) Cucumber
6 59 (18.15%) Mockito
7 51 (15.69%) SonarQube
8 36 (11.08%) Vagrant
9 35 (10.77%) Liquibase
10 33 (10.15%) GitLab
11 32 (9.85%) IntelliJ
12 28 (8.62%) Checkstyle
13 16 (4.92%) Sonatype Nexus
14 15 (4.62%) Jasmine
14 15 (4.62%) Selenium
15 13 (4.00%) DbUnit
15 13 (4.00%) jMock
16 12 (3.69%) Grunt
16 12 (3.69%) Karma Test Runner
General
1 19 (5.85%) Finance
2 6 (1.85%) Banking
3 4 (1.23%) Electronics
3 4 (1.23%) Games
3 4 (1.23%) Investment Banking
3 4 (1.23%) Manufacturing
3 4 (1.23%) Marketing
3 4 (1.23%) Telecoms
4 1 (0.31%) Legal
4 1 (0.31%) Local Government
4 1 (0.31%) Publishing
Job Titles
1 192 (59.08%) Developer
2 148 (45.54%) Java Developer
3 36 (11.08%) SC Cleared Java Developer
4 34 (10.46%) Architect
5 33 (10.15%) DevOps Engineer
6 25 (7.69%) Big Data Developer
7 20 (6.15%) Data Engineer
8 16 (4.92%) Big Data Engineer
8 16 (4.92%) Data Architect
9 15 (4.62%) Full Stack Developer
10 14 (4.31%) Developer in Test
11 13 (4.00%) Senior Developer
12 12 (3.69%) AWS DevOps
12 12 (3.69%) Lead Developer
12 12 (3.69%) Linux Engineer
12 12 (3.69%) Senior Java Developer
13 11 (3.38%) Angular Developer
13 11 (3.38%) BPM Developer
13 11 (3.38%) Java Engineer
14 10 (3.08%) Linux DevOps Engineer
Libraries, Frameworks & Software Standards
1 140 (43.08%) REST
2 106 (32.62%) Spring
3 76 (23.38%) Spring Boot
4 71 (21.85%) Apache Camel
5 63 (19.38%) RESTful
6 59 (18.15%) Kafka
6 59 (18.15%) Web Services
7 56 (17.23%) Drools
8 43 (13.23%) JMS
9 42 (12.92%) JAX-RS
10 39 (12.00%) HTML
11 37 (11.38%) Hibernate
12 35 (10.77%) AngularJS
13 34 (10.46%) WireMock
14 32 (9.85%) CSS
15 30 (9.23%) HTML5
16 27 (8.31%) Java EE
16 27 (8.31%) Lambda Expressions
17 20 (6.15%) CSS3
17 20 (6.15%) SOAP
Miscellaneous
1 43 (13.23%) Algorithms
2 35 (10.77%) Linux Command Line
3 12 (3.69%) Analytical Skills
4 7 (2.15%) Enterprise Software
5 4 (1.23%) Computer Science
6 3 (0.92%) Greenfield Project
7 2 (0.62%) iPad
7 2 (0.62%) Public Cloud
7 2 (0.62%) User Experience
Operating Systems
1 80 (24.62%) Linux
2 33 (10.15%) Unix
3 28 (8.62%) VMS
4 17 (5.23%) CentOS
5 11 (3.38%) Red Hat Enterprise Linux
6 5 (1.54%) CoreOS
7 2 (0.62%) AIX
Processes & Methodologies
1 174 (53.54%) Agile Software Development
2 146 (44.92%) Microservices
3 119 (36.62%) TDD
4 110 (33.85%) Scrum
5 94 (28.92%) Continuous Integration
6 81 (24.92%) DevOps
7 80 (24.62%) BDD
8 79 (24.31%) OO
9 67 (20.62%) Test Automation
10 52 (16.00%) CQRS
11 46 (14.15%) Domain-Driven Design
12 38 (11.69%) Data Architecture
13 31 (9.54%) Coaching
13 31 (9.54%) Dependency Injection
14 30 (9.23%) Kanban
15 27 (8.31%) OOA/OOD
16 24 (7.38%) Mentoring
17 22 (6.77%) Open Source
18 18 (5.54%) Continuous Delivery
19 17 (5.23%) Unit Testing
Programming Languages
1 42 (12.92%) JavaScript
2 27 (8.31%) JPQL
3 24 (7.38%) Scala
4 22 (6.77%) Bash Shell
4 22 (6.77%) Python
5 20 (6.15%) Groovy
6 16 (4.92%) SQL
7 15 (4.62%) Ruby
8 9 (2.77%) Go
9 7 (2.15%) PHP
10 3 (0.92%) C++
11 2 (0.62%) C#
11 2 (0.62%) Perl
11 2 (0.62%) R
12 1 (0.31%) ES6
12 1 (0.31%) PL/SQL
12 1 (0.31%) Shell Script
12 1 (0.31%) TypeScript
12 1 (0.31%) VBScript
Qualifications
1 194 (59.69%) Security Cleared
2 151 (46.46%) SC Cleared
3 16 (4.92%) BPSS Clearance
4 6 (1.85%) DBS Check
5 5 (1.54%) CTC Cleared
6 4 (1.23%) Degree
7 3 (0.92%) DV Cleared
Quality Assurance & Compliance
1 3 (0.92%) QA
System Software
1 89 (27.38%) Docker
2 47 (14.46%) HDFS
3 24 (7.38%) Apache ZooKeeper
4 9 (2.77%) Virtual Machines
5 8 (2.46%) Postfix
5 8 (2.46%) Squid
5 8 (2.46%) vCloud
6 7 (2.15%) Active Directory
7 3 (0.92%) VMware Infrastructure
8 2 (0.62%) etcd
8 2 (0.62%) vSphere
9 1 (0.31%) Samba
Systems Management
1 83 (25.54%) Kubernetes
2 57 (17.54%) Ansible
3 47 (14.46%) Terraform
4 33 (10.15%) Puppet
5 17 (5.23%) Kibana
6 15 (4.62%) logstash
6 15 (4.62%) ZABBIX
7 10 (3.08%) Docker Swarm
7 10 (3.08%) Opscode Chef
7 10 (3.08%) Sysdig
8 8 (2.46%) Rancher
8 8 (2.46%) Rsyslog
9 7 (2.15%) Hadoop YARN
10 5 (1.54%) Consul
11 2 (0.62%) Ambari
11 2 (0.62%) Graphite
11 2 (0.62%) Mesos
12 1 (0.31%) HP Quality Center
12 1 (0.31%) Icinga
12 1 (0.31%) Nagios
Vendors
1 16 (4.92%) Hortonworks
2 15 (4.62%) Oracle
3 13 (4.00%) VMware
4 11 (3.38%) Adobe
4 11 (3.38%) Red Hat
5 8 (2.46%) Sonatype
6 5 (1.54%) SAP
7 4 (1.23%) IBM
7 4 (1.23%) Perforce
8 2 (0.62%) Google
8 2 (0.62%) Splunk
9 1 (0.31%) Capita
9 1 (0.31%) CheckPoint
9 1 (0.31%) Cognizant
9 1 (0.31%) F5
9 1 (0.31%) Guidewire
9 1 (0.31%) HP
9 1 (0.31%) hybris
9 1 (0.31%) Informatica
9 1 (0.31%) NetApp