Period
to 18 September 2018

The following table provides summary statistics for contract job vacancies advertised in Croydon with a requirement for PostgreSQL skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited PostgreSQL over the 6 months to 18 September 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.

PostgreSQL (Postgres)
South London > Croydon
6 months to
18 Sep 2018
Same period 2017 Same period 2016
Rank 22 9 11
Rank change year-on-year -13 +2 +5
Contract jobs citing PostgreSQL 131 117 74
As % of all contract IT jobs advertised in Croydon 10.93% 20.93% 14.57%
As % of the Database & Business Intelligence category 33.42% 53.42% 54.01%
Number of daily rates quoted 106 52 32
Croydon median daily rate £525 £500 £410
Median daily rate % change year-on-year +5.00% +21.95% -8.89%
10th Percentile £366 £426 £313
90th Percentile £575 £699 £500
South London median daily rate £506 £525 £410
% change year-on-year -3.57% +28.05% -6.29%
Number of hourly rates quoted 0 0 0
Croydon median hourly rate - - -
South London median hourly rate - £47.00 -

PostgreSQL is in the Databases and Business Intelligence 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 database or business intelligence skills.

All Database and Business Intelligence Skills
Croydon
Contract vacancies with a requirement for database or business intelligence skills 392 219 137
As % of all contract IT jobs advertised in Croydon 32.72% 39.18% 26.97%
Number of daily rates quoted 303 117 73
Croydon median daily rate £525 £525 £400
Median daily rate % change year-on-year - +31.25% +9.59%
10th Percentile £400 £363 £302
90th Percentile £575 £644 £494
South London median daily rate £525 £500 £403
% change year-on-year +5.00% +24.22% +15.00%
Number of hourly rates quoted 0 0 0
Croydon median hourly rate - - -
South London median hourly rate £41.75 £47.00 £31.77
% change year-on-year -11.17% +47.96% -39.11%

PostgreSQL
Job Vacancy Trend in Croydon

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

Job vacancy trend for PostgreSQL in Croydon

PostgreSQL
Contractor Daily Rate Trend in Croydon

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

Contractor daily rate trend for PostgreSQL in Croydon

PostgreSQL
Contractor Daily Rate Histogram in Croydon

The daily rate distribution of IT jobs citing PostgreSQL in Croydon over the 6 months to 18 September 2018.

Contractor daily rate histogram for PostgreSQL in Croydon

For the 6 months to 18 September 2018, IT contractor jobs citing PostgreSQL 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 PostgreSQL.

1 95 (72.52%) Agile Software Development
2 80 (61.07%) Java
3 78 (59.54%) TDD
4 76 (58.02%) Amazon AWS
5 70 (53.44%) Jenkins
6 58 (44.27%) Continuous Integration
7 55 (41.98%) Ansible
8 54 (41.22%) Git (software)
9 53 (40.46%) Security Cleared
10 50 (38.17%) Puppet
11 49 (37.40%) SC Cleared
11 49 (37.40%) Tomcat
11 49 (37.40%) GitLab
12 44 (33.59%) OO
13 43 (32.82%) MySQL
13 43 (32.82%) GitHub
14 42 (32.06%) NoSQL
14 42 (32.06%) Oracle
15 40 (30.53%) Linux
16 39 (29.77%) Microsoft Azure
17 38 (29.01%) WebLogic
18 37 (28.24%) Scrum
18 37 (28.24%) Opscode Chef
19 36 (27.48%) OpenStack
19 36 (27.48%) MSTest
19 36 (27.48%) NUnit
19 36 (27.48%) WebSphere
19 36 (27.48%) Web Services
20 35 (26.72%) Docker
21 31 (23.66%) JIRA

PostgreSQL
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 49 (37.40%) Tomcat
2 38 (29.01%) WebLogic
3 36 (27.48%) OpenStack
3 36 (27.48%) WebSphere
4 23 (17.56%) Confluence
5 13 (9.92%) Apache Spark
6 10 (7.63%) Elasticsearch
7 9 (6.87%) Apache Solr
8 7 (5.34%) nginx
9 6 (4.58%) JBoss
10 3 (2.29%) Apache
11 2 (1.53%) Oracle SOA Suite
11 2 (1.53%) WildFly
12 1 (0.76%) Apache Pig
12 1 (0.76%) Apache ServiceMix
12 1 (0.76%) Jetty
12 1 (0.76%) Oracle Self-Service HR
12 1 (0.76%) Oracle Service Bus
Applications
1 1 (0.76%) Microsoft Excel
Business Applications
1 1 (0.76%) Oracle BPM
Cloud Services
1 76 (58.02%) Amazon AWS
2 43 (32.82%) GitHub
3 39 (29.77%) Microsoft Azure
4 20 (15.27%) Amazon EC2
5 10 (7.63%) Virtual Private Cloud
6 5 (3.82%) Amazon ELB
6 5 (3.82%) Amazon S3
7 4 (3.05%) Amazon CloudWatch
Communications & Networking
1 9 (6.87%) Kerberos
2 2 (1.53%) DNS
2 2 (1.53%) Firewall
2 2 (1.53%) TCP/IP
3 1 (0.76%) ICMP
3 1 (0.76%) OpenLDAP
3 1 (0.76%) SSH
3 1 (0.76%) SSL
3 1 (0.76%) VPN
Database & Business Intelligence
1 43 (32.82%) MySQL
2 42 (32.06%) NoSQL
3 12 (9.16%) Hadoop
4 11 (8.40%) HBase
5 10 (7.63%) Big Data
6 8 (6.11%) MongoDB
7 7 (5.34%) Amazon RDS
8 6 (4.58%) Redis
9 5 (3.82%) SQL Server
10 3 (2.29%) Neo4j
10 3 (2.29%) Oracle Database
11 2 (1.53%) Data Warehouse
11 2 (1.53%) OLTP
11 2 (1.53%) Relational Database
11 2 (1.53%) Spotfire
11 2 (1.53%) SQL Server 2012
12 1 (0.76%) Amazon Aurora
12 1 (0.76%) Amazon DynamoDB
12 1 (0.76%) Apache Hive
12 1 (0.76%) Flink
Development Applications
1 70 (53.44%) Jenkins
2 54 (41.22%) Git (software)
3 49 (37.40%) GitLab
4 36 (27.48%) MSTest
4 36 (27.48%) NUnit
5 31 (23.66%) JIRA
6 19 (14.50%) Maven
7 14 (10.69%) Artifactory
7 14 (10.69%) JUnit
8 13 (9.92%) DbUnit
9 12 (9.16%) SonarQube
10 11 (8.40%) Cucumber
11 10 (7.63%) IntelliJ
11 10 (7.63%) jMock
11 10 (7.63%) Mockito
12 6 (4.58%) Selenium
12 6 (4.58%) Sonatype Nexus
13 5 (3.82%) Bitbucket
13 5 (3.82%) FishEye
13 5 (3.82%) WebDriver
General
1 4 (3.05%) Retail
Job Titles
1 89 (67.94%) Developer
2 67 (51.15%) Java Developer
3 16 (12.21%) Node.js Developer
4 9 (6.87%) DevOps Engineer
5 7 (5.34%) SC Cleared Java Developer
6 6 (4.58%) Administrator
6 6 (4.58%) AWS Administrator
6 6 (4.58%) Systems Administrator
7 5 (3.82%) Support Engineer
8 4 (3.05%) Architect
8 4 (3.05%) JIRA Specialist
9 3 (2.29%) Automation Tester
9 3 (2.29%) Lead Developer
9 3 (2.29%) Linux Administrator
9 3 (2.29%) Linux Systems Administrator
9 3 (2.29%) Scala Developer
9 3 (2.29%) Technical Support
9 3 (2.29%) Test Engineer
9 3 (2.29%) Unix Administrator
9 3 (2.29%) Unix Systems Administrator
Libraries, Frameworks & Software Standards
1 36 (27.48%) Web Services
2 29 (22.14%) Spring
3 24 (18.32%) JSON
3 24 (18.32%) REST
4 22 (16.79%) Node.js
5 19 (14.50%) Apache Camel
6 18 (13.74%) JMS
7 17 (12.98%) JSF
7 17 (12.98%) Spring Boot
7 17 (12.98%) XML
8 16 (12.21%) J2EE
9 15 (11.45%) Kafka
10 13 (9.92%) SOAP
11 10 (7.63%) PowerMock
11 10 (7.63%) RESTful
12 9 (6.87%) Drools
13 4 (3.05%) Elastic Stack
13 4 (3.05%) Gherkin
13 4 (3.05%) JSON Schema
13 4 (3.05%) Play Framework
Miscellaneous
1 7 (5.34%) Algorithms
2 4 (3.05%) Management Information System
2 4 (3.05%) NHS
3 2 (1.53%) Data Structures
3 2 (1.53%) Freedom of Information
3 2 (1.53%) Freedom of Information Act
4 1 (0.76%) Analytical Skills
4 1 (0.76%) Derivative
4 1 (0.76%) Greenfield Project
4 1 (0.76%) PKI
4 1 (0.76%) Public Cloud
4 1 (0.76%) User Experience
Operating Systems
1 40 (30.53%) Linux
2 12 (9.16%) CentOS
2 12 (9.16%) Unix
2 12 (9.16%) Windows
3 9 (6.87%) Ubuntu
4 7 (5.34%) Red Hat Enterprise Linux
5 6 (4.58%) CoreOS
6 2 (1.53%) Solaris
7 1 (0.76%) Android
7 1 (0.76%) Apple iOS
7 1 (0.76%) Debian
7 1 (0.76%) Mac OS X
Processes & Methodologies
1 95 (72.52%) Agile Software Development
2 78 (59.54%) TDD
3 58 (44.27%) Continuous Integration
4 44 (33.59%) OO
5 37 (28.24%) Scrum
6 31 (23.66%) DevOps
7 27 (20.61%) BDD
8 26 (19.85%) Microservices
9 16 (12.21%) CQRS
9 16 (12.21%) Domain-Driven Design
10 14 (10.69%) Kanban
11 13 (9.92%) Mentoring
12 12 (9.16%) Test Automation
13 10 (7.63%) Coaching
13 10 (7.63%) E-Commerce
14 9 (6.87%) Configuration Management
14 9 (6.87%) Data Architecture
15 8 (6.11%) Data Development
15 8 (6.11%) Open Source
15 8 (6.11%) Problem-Solving
Programming Languages
1 80 (61.07%) Java
2 30 (22.90%) SQL
3 18 (13.74%) Python
4 16 (12.21%) Bash Shell
5 15 (11.45%) Java 8
6 9 (6.87%) JavaScript
7 7 (5.34%) Ruby
7 7 (5.34%) Scala
8 6 (4.58%) Groovy
9 5 (3.82%) Go
9 5 (3.82%) PowerShell
10 2 (1.53%) Cypher
11 1 (0.76%) C++
11 1 (0.76%) Clojure
11 1 (0.76%) ClojureScript
11 1 (0.76%) Gremlin
11 1 (0.76%) Perl
11 1 (0.76%) PL/SQL
11 1 (0.76%) T-SQL
11 1 (0.76%) VBA
Qualifications
1 53 (40.46%) Security Cleared
2 49 (37.40%) SC Cleared
3 5 (3.82%) DV Cleared
4 1 (0.76%) Degree
4 1 (0.76%) ISEB
4 1 (0.76%) ISTQB
4 1 (0.76%) ITIL Foundation Certificate
4 1 (0.76%) Master's Degree
Quality Assurance & Compliance
1 5 (3.82%) QA
2 2 (1.53%) PMO
3 1 (0.76%) GDPR
System Software
1 35 (26.72%) Docker
2 10 (7.63%) vSphere
3 9 (6.87%) Active Directory
4 8 (6.11%) VMware Infrastructure
5 7 (5.34%) HDFS
6 3 (2.29%) Squid
7 2 (1.53%) Apache ZooKeeper
Systems Management
1 55 (41.98%) Ansible
2 50 (38.17%) Puppet
3 37 (28.24%) Opscode Chef
4 29 (22.14%) Kubernetes
5 21 (16.03%) Terraform
6 8 (6.11%) HAProxy
7 7 (5.34%) Consul
7 7 (5.34%) Prometheus
7 7 (5.34%) Sysdig
8 6 (4.58%) Packer
8 6 (4.58%) ZABBIX
9 4 (3.05%) Graphite
9 4 (3.05%) Kibana
9 4 (3.05%) rkt
10 3 (2.29%) Host Intrusion Detection System
10 3 (2.29%) logstash
10 3 (2.29%) Network Intrusion Detection System
11 2 (1.53%) Ambari
12 1 (0.76%) Hadoop YARN
12 1 (0.76%) Salt
Vendors
1 42 (32.06%) Oracle
2 10 (7.63%) VMware
3 5 (3.82%) Atlassian
3 5 (3.82%) Microsoft
3 5 (3.82%) Splunk
4 4 (3.05%) Dynatrace
5 3 (2.29%) Hortonworks
6 1 (0.76%) Axway
6 1 (0.76%) Cloudera
6 1 (0.76%) IBM
6 1 (0.76%) Red Hat
6 1 (0.76%) Sun
6 1 (0.76%) Sybase