Period
to 22 June 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 22 June 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
22 Jun 2018
Same period 2017 Same period 2016
Rank 22 10 21
Rank change year-on-year -12 +11 +8
Contract jobs citing PostgreSQL 104 50 39
As % of all contract IT jobs advertised in Croydon 9.59% 13.26% 7.49%
As % of the Database & Business Intelligence category 33.55% 45.05% 43.82%
Number of daily rates quoted 79 11 23
Croydon median daily rate £475 £500 £413
Median daily rate % change year-on-year -5.00% +21.21% -2.94%
10th Percentile £420 £435 £381
90th Percentile £645 £550 £479
South London median daily rate £475 £500 £414
% change year-on-year -5.00% +20.85% -2.65%
Number of hourly rates quoted 0 0 0
Croydon median hourly rate - - -
South London median hourly rate £38.21 £47.00 -
% change year-on-year -18.71% - -

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 310 111 89
As % of all contract IT jobs advertised in Croydon 28.57% 29.44% 17.08%
Number of daily rates quoted 219 48 56
Croydon median daily rate £535 £494 £423
Median daily rate % change year-on-year +8.25% +16.86% +11.92%
10th Percentile £406 £259 £313
90th Percentile £638 £590 £519
South London median daily rate £525 £450 £425
% change year-on-year +16.67% +5.88% +21.43%
Number of hourly rates quoted 0 0 0
Croydon median hourly rate - - -
South London median hourly rate £36.50 £47.00 £27.50
% change year-on-year -22.34% +70.91% -47.29%

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 22 June 2018.

Contractor daily rate histogram for PostgreSQL in Croydon

For the 6 months to 22 June 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 72 (69.23%) Agile Software Development
1 72 (69.23%) Git (software)
2 56 (53.85%) TDD
2 56 (53.85%) Scrum
3 47 (45.19%) Java
4 46 (44.23%) Web Services
4 46 (44.23%) Security Cleared
5 45 (43.27%) Node.js
6 43 (41.35%) SC Cleared
7 41 (39.42%) JSON
8 40 (38.46%) Linux
9 39 (37.50%) Amazon AWS
10 37 (35.58%) Jenkins
10 37 (35.58%) JMS
11 34 (32.69%) JSF
11 34 (32.69%) Domain-Driven Design
11 34 (32.69%) CQRS
12 33 (31.73%) Spring
13 31 (29.81%) DevOps
14 28 (26.92%) BDD
15 27 (25.96%) Hadoop
15 27 (25.96%) Python
16 26 (25.00%) Apache Camel
17 25 (24.04%) Microservices
17 25 (24.04%) Kubernetes
18 24 (23.08%) Tomcat
18 24 (23.08%) Continuous Integration
18 24 (23.08%) Terraform
19 23 (22.12%) Ansible
19 23 (22.12%) Docker

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 24 (23.08%) Tomcat
2 18 (17.31%) Confluence
3 15 (14.42%) Apache Spark
4 14 (13.46%) Elasticsearch
5 13 (12.50%) JBoss
6 10 (9.62%) nginx
7 8 (7.69%) Apache
8 7 (6.73%) Apache Solr
9 4 (3.85%) Oracle SOA Suite
9 4 (3.85%) WebLogic
10 3 (2.88%) Jetty
10 3 (2.88%) Oracle Self-Service HR
11 2 (1.92%) Apache Pig
12 1 (0.96%) Apache ServiceMix
12 1 (0.96%) Oracle Service Bus
Applications
1 3 (2.88%) Microsoft Excel
Cloud Services
1 39 (37.50%) Amazon AWS
2 20 (19.23%) Amazon EC2
3 10 (9.62%) Virtual Private Cloud
4 8 (7.69%) Amazon ELB
4 8 (7.69%) Microsoft Azure
5 6 (5.77%) Amazon S3
5 6 (5.77%) GitHub
6 4 (3.85%) Amazon CloudWatch
7 3 (2.88%) AWS CloudTrail
7 3 (2.88%) AWS Lambda
7 3 (2.88%) Serverless
Communications & Networking
1 11 (10.58%) OpenLDAP
2 7 (6.73%) Kerberos
3 4 (3.85%) DNS
3 4 (3.85%) SSH
4 3 (2.88%) HTTP
4 3 (2.88%) TCP/IP
5 2 (1.92%) ICMP
5 2 (1.92%) VPN
6 1 (0.96%) Firewall
6 1 (0.96%) OpenVPN
6 1 (0.96%) SSL
Database & Business Intelligence
1 27 (25.96%) Hadoop
2 18 (17.31%) MySQL
3 16 (15.38%) HBase
4 13 (12.50%) Big Data
5 11 (10.58%) Amazon RDS
5 11 (10.58%) Redis
6 9 (8.65%) SQL Server
7 8 (7.69%) MongoDB
8 6 (5.77%) Relational Database
9 4 (3.85%) Neo4j
9 4 (3.85%) Oracle Database
10 3 (2.88%) Data Warehouse
11 2 (1.92%) Apache Hive
11 2 (1.92%) Flink
12 1 (0.96%) Amazon Aurora
12 1 (0.96%) OLTP
12 1 (0.96%) Oracle Reports
Development Applications
1 72 (69.23%) Git (software)
2 37 (35.58%) Jenkins
3 22 (21.15%) Maven
4 21 (20.19%) JIRA
5 14 (13.46%) SonarQube
6 13 (12.50%) Artifactory
6 13 (12.50%) JUnit
7 12 (11.54%) Cucumber
7 12 (11.54%) Sonatype Nexus
8 10 (9.62%) DbUnit
8 10 (9.62%) IntelliJ
8 10 (9.62%) jMock
8 10 (9.62%) Mockito
9 7 (6.73%) GitLab
10 5 (4.81%) Selenium
11 4 (3.85%) Ant
12 3 (2.88%) Atlassian Bamboo
12 3 (2.88%) ClearCase
12 3 (2.88%) Eclipse
12 3 (2.88%) Subversion
General
1 3 (2.88%) Retail
2 1 (0.96%) Finance
Job Titles
1 64 (61.54%) Developer
2 31 (29.81%) Node.js Developer
3 29 (27.88%) Java Developer
4 18 (17.31%) DevOps Engineer
5 11 (10.58%) Architect
6 7 (6.73%) SC Cleared Java Developer
7 5 (4.81%) Platform Engineer
8 4 (3.85%) Agile Developer
8 4 (3.85%) Agile Java Developer
8 4 (3.85%) Applications Architect
8 4 (3.85%) BPM Developer
9 3 (2.88%) Administrator
9 3 (2.88%) AWS Administrator
9 3 (2.88%) AWS DevOps
9 3 (2.88%) Consultant
9 3 (2.88%) Data Architect
9 3 (2.88%) DevOps Consultant
9 3 (2.88%) Linux/Unix DevOps
9 3 (2.88%) React Developer
9 3 (2.88%) Systems Administrator
Libraries, Frameworks & Software Standards
1 46 (44.23%) Web Services
2 45 (43.27%) Node.js
3 41 (39.42%) JSON
4 37 (35.58%) JMS
5 34 (32.69%) JSF
6 33 (31.73%) Spring
7 26 (25.00%) Apache Camel
8 23 (22.12%) REST
9 17 (16.35%) J2EE
9 17 (16.35%) Kafka
10 16 (15.38%) Spring Boot
11 15 (14.42%) XML
12 12 (11.54%) Elastic Stack
13 11 (10.58%) RESTful
14 10 (9.62%) ActiveMQ
14 10 (9.62%) Drools
14 10 (9.62%) PowerMock
14 10 (9.62%) React
14 10 (9.62%) SOAP
15 8 (7.69%) Hibernate
Miscellaneous
1 7 (6.73%) Algorithms
2 3 (2.88%) Derivative
2 3 (2.88%) NHS
2 3 (2.88%) User Experience
3 2 (1.92%) Management Information System
3 2 (1.92%) Public Cloud
4 1 (0.96%) Data Structures
4 1 (0.96%) Freedom of Information
4 1 (0.96%) Freedom of Information Act
4 1 (0.96%) Greenfield Project
4 1 (0.96%) Linux Command Line
Operating Systems
1 40 (38.46%) Linux
2 21 (20.19%) CentOS
3 15 (14.42%) Red Hat Enterprise Linux
4 10 (9.62%) Windows
5 8 (7.69%) CoreOS
6 6 (5.77%) Unix
7 5 (4.81%) Mac OS X
7 5 (4.81%) Ubuntu
8 3 (2.88%) Android
8 3 (2.88%) Apple iOS
8 3 (2.88%) Debian
9 1 (0.96%) Solaris
Processes & Methodologies
1 72 (69.23%) Agile Software Development
2 56 (53.85%) Scrum
2 56 (53.85%) TDD
3 34 (32.69%) CQRS
3 34 (32.69%) Domain-Driven Design
4 31 (29.81%) DevOps
5 28 (26.92%) BDD
6 25 (24.04%) Microservices
7 24 (23.08%) Continuous Integration
8 14 (13.46%) Kanban
8 14 (13.46%) Test Automation
9 13 (12.50%) Open Source
10 11 (10.58%) E-Commerce
11 10 (9.62%) Configuration Management
11 10 (9.62%) Data Architecture
11 10 (9.62%) Mentoring
11 10 (9.62%) Problem-Solving
12 9 (8.65%) OO
12 9 (8.65%) Virtual Infrastructure
13 8 (7.69%) Continuous Delivery
Programming Languages
1 47 (45.19%) Java
2 27 (25.96%) Python
3 19 (18.27%) SQL
4 18 (17.31%) Bash Shell
5 14 (13.46%) Java 8
6 13 (12.50%) JavaScript
7 9 (8.65%) Groovy
7 9 (8.65%) Ruby
8 5 (4.81%) Go
8 5 (4.81%) PowerShell
8 5 (4.81%) Scala
9 4 (3.85%) PL/SQL
10 3 (2.88%) C++
10 3 (2.88%) Clojure
10 3 (2.88%) ClojureScript
10 3 (2.88%) Perl
10 3 (2.88%) T-SQL
10 3 (2.88%) VBA
Qualifications
1 46 (44.23%) Security Cleared
2 43 (41.35%) SC Cleared
3 6 (5.77%) DV Cleared
Quality Assurance & Compliance
1 4 (3.85%) QA
2 2 (1.92%) PMO
3 1 (0.96%) GDPR
System Software
1 23 (22.12%) Docker
2 10 (9.62%) HDFS
2 10 (9.62%) VMware Infrastructure
2 10 (9.62%) vSphere
3 8 (7.69%) Active Directory
4 5 (4.81%) Apache ZooKeeper
5 4 (3.85%) Squid
6 1 (0.96%) Postfix
6 1 (0.96%) vCloud
6 1 (0.96%) Virtual Machines
Systems Management
1 25 (24.04%) Kubernetes
2 24 (23.08%) Terraform
3 23 (22.12%) Ansible
4 18 (17.31%) Puppet
5 14 (13.46%) Consul
6 12 (11.54%) Packer
7 11 (10.58%) Kibana
7 11 (10.58%) Sysdig
7 11 (10.58%) ZABBIX
8 10 (9.62%) logstash
8 10 (9.62%) Prometheus
9 7 (6.73%) HAProxy
9 7 (6.73%) Host Intrusion Detection System
9 7 (6.73%) Network Intrusion Detection System
10 5 (4.81%) Hadoop YARN
11 3 (2.88%) Nagios
11 3 (2.88%) rkt
11 3 (2.88%) Salt
11 3 (2.88%) Single Sign-On
12 2 (1.92%) Ambari
Vendors
1 12 (11.54%) Oracle
2 11 (10.58%) VMware
3 10 (9.62%) Red Hat
4 8 (7.69%) Hortonworks
5 5 (4.81%) Splunk
6 3 (2.88%) Cloudera
6 3 (2.88%) ForgeRock
6 3 (2.88%) Microsoft
6 3 (2.88%) Sybase
7 1 (0.96%) Atlassian
7 1 (0.96%) Axway
7 1 (0.96%) IBM
7 1 (0.96%) Sonatype
7 1 (0.96%) Teradata