Period
to 25 February 2018

The following table provides summary statistics for contract job vacancies advertised in Croydon with a requirement for SQL skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited SQL over the 6 months to 25 February 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.

SQL (Structured Query Language)
South London > Croydon
6 months to
25 Feb 2018
Same period 2017 Same period 2016
Rank 35 37 11
Rank change year-on-year +2 -26 +2
Contract jobs citing SQL 70 28 42
As % of all contract IT jobs advertised in Croydon 6.70% 6.00% 9.59%
As % of the Programming Languages category 14.93% 15.64% 28.00%
Number of daily rates quoted 44 26 37
Croydon median daily rate £383 £393 £388
Median daily rate % change year-on-year -2.55% +1.29% -3.13%
10th Percentile £308 £294 £313
90th Percentile £575 £509 £480
South London median daily rate £375 £380 £375
% change year-on-year -1.32% +1.33% -
Number of hourly rates quoted 0 0 0
Croydon median hourly rate - - -
South London median hourly rate £13.50 £47.00 £50.00
% change year-on-year -71.28% -6.00% +56.25%

SQL 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 469 179 150
As % of all contract IT jobs advertised in Croydon 44.88% 38.33% 34.25%
Number of daily rates quoted 333 97 111
Croydon median daily rate £500 £450 £413
Median daily rate % change year-on-year +11.11% +9.09% -2.94%
10th Percentile £363 £268 £300
90th Percentile £625 £588 £488
South London median daily rate £500 £425 £375
% change year-on-year +17.65% +13.33% -
Number of hourly rates quoted 0 0 1
Croydon median hourly rate - - £42.50
South London median hourly rate £47.83 £47.83 £47.83

SQL
Job Vacancy Trend in Croydon

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

Job vacancy trend for SQL in Croydon

SQL
Contractor Daily Rate Trend in Croydon

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

Contractor daily rate trend for SQL in Croydon

SQL
Contractor Daily Rate Histogram in Croydon

The daily rate distribution of IT jobs citing SQL in Croydon over the 6 months to 25 February 2018.

Contractor daily rate histogram for SQL in Croydon

SQL
Contractor Hourly Rate Trend in Croydon

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

Contractor hourly rate trend for SQL in Croydon

For the 6 months to 25 February 2018, IT contractor jobs citing SQL 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 SQL.

1 38 (54.29%) Security Cleared
2 31 (44.29%) SC Cleared
3 28 (40.00%) Agile Software Development
4 24 (34.29%) SQL Server
5 23 (32.86%) DevOps
6 21 (30.00%) PostgreSQL
6 21 (30.00%) Test Automation
7 18 (25.71%) Oracle
8 17 (24.29%) Java
9 16 (22.86%) Amazon AWS
9 16 (22.86%) Jenkins
10 15 (21.43%) Unix
11 14 (20.00%) Puppet
11 14 (20.00%) JIRA
12 13 (18.57%) Finance
13 11 (15.71%) Windows
13 11 (15.71%) Linux
13 11 (15.71%) JavaScript
13 11 (15.71%) Spring
13 11 (15.71%) Oracle Database
14 10 (14.29%) Hadoop
14 10 (14.29%) MySQL
15 9 (12.86%) Oracle BPM
15 9 (12.86%) REST
16 8 (11.43%) Oracle SOA Suite
16 8 (11.43%) Ambari
16 8 (11.43%) Bitbucket
16 8 (11.43%) SQL Server 2012
16 8 (11.43%) ZABBIX
16 8 (11.43%) PowerShell

SQL
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 8 (11.43%) Oracle SOA Suite
2 7 (10.00%) Confluence
3 4 (5.71%) JBoss
3 4 (5.71%) WebLogic
4 3 (4.29%) IIS
5 2 (2.86%) Apache Spark
5 2 (2.86%) SharePoint
6 1 (1.43%) CMS
6 1 (1.43%) EPiServer
6 1 (1.43%) Oracle Workflow
6 1 (1.43%) Skype for Business
6 1 (1.43%) Tomcat
Business Applications
1 9 (12.86%) Oracle BPM
2 2 (2.86%) Oracle ERP
2 2 (2.86%) Oracle Payables
2 2 (2.86%) Oracle Receivables
3 1 (1.43%) Oracle Cash Management
3 1 (1.43%) Oracle Financials
3 1 (1.43%) Oracle General Ledger
3 1 (1.43%) Oracle iProcurement
Cloud Services
1 16 (22.86%) Amazon AWS
2 7 (10.00%) Amazon EC2
3 4 (5.71%) Amazon S3
4 3 (4.29%) AWS CloudFormation
5 1 (1.43%) iPaaS
Communications & Networking
1 3 (4.29%) Network Security
1 3 (4.29%) VPN
2 2 (2.86%) HTTP
3 1 (1.43%) Internet
3 1 (1.43%) PSTN
3 1 (1.43%) Skype
3 1 (1.43%) Unified Communications
Database & Business Intelligence
1 24 (34.29%) SQL Server
2 21 (30.00%) PostgreSQL
3 11 (15.71%) Oracle Database
4 10 (14.29%) Hadoop
4 10 (14.29%) MySQL
5 8 (11.43%) SQL Server 2012
6 6 (8.57%) NoSQL
6 6 (8.57%) Redis
7 4 (5.71%) Big Data
7 4 (5.71%) Data Warehouse
8 3 (4.29%) HBase
9 2 (2.86%) MongoDB
9 2 (2.86%) Neo4j
9 2 (2.86%) Oracle BI EE
9 2 (2.86%) Oracle Discoverer
9 2 (2.86%) Relational Database
9 2 (2.86%) SQL Server Integration Services
10 1 (1.43%) Oracle Database 11g
10 1 (1.43%) Oracle OLAP
10 1 (1.43%) SQL Server Reporting Services
Development Applications
1 16 (22.86%) Jenkins
2 14 (20.00%) JIRA
3 8 (11.43%) Bitbucket
4 7 (10.00%) Git (software)
4 7 (10.00%) Maven
5 4 (5.71%) Eclipse
5 4 (5.71%) Selenium
5 4 (5.71%) Team Foundation Server
5 4 (5.71%) Visual Studio
6 3 (4.29%) Cucumber
7 2 (2.86%) MSI
7 2 (2.86%) NuGet
8 1 (1.43%) ERwin
8 1 (1.43%) JMeter
8 1 (1.43%) JUnit
8 1 (1.43%) NUnit
8 1 (1.43%) Oracle APEX
8 1 (1.43%) SoapUI
8 1 (1.43%) SonarQube
8 1 (1.43%) SQL Server Management Studio (SSMS)
General
1 13 (18.57%) Finance
2 5 (7.14%) Banking
3 4 (5.71%) Investment Banking
4 2 (2.86%) Publishing
5 1 (1.43%) Advertising
5 1 (1.43%) General Ledger
5 1 (1.43%) Manufacturing
Job Titles
1 29 (41.43%) Developer
2 12 (17.14%) Java Developer
2 12 (17.14%) SQL Developer
3 10 (14.29%) AWS DevOps
4 8 (11.43%) Administrator
5 7 (10.00%) Applications Developer
6 6 (8.57%) Analyst
6 6 (8.57%) AWS Developer
6 6 (8.57%) DevOps Developer
7 5 (7.14%) DevOps Engineer
7 5 (7.14%) SC Cleared Java Developer
7 5 (7.14%) Tester
8 4 (5.71%) Automation Tester
8 4 (5.71%) AWS DevOps Engineer
8 4 (5.71%) AWS Engineer
8 4 (5.71%) Linux Administrator
8 4 (5.71%) Test Analyst
9 3 (4.29%) SCCM Administrator
9 3 (4.29%) SCCM Consultant
9 3 (4.29%) Web Engineer
Libraries, Frameworks & Software Standards
1 11 (15.71%) Spring
2 9 (12.86%) REST
3 8 (11.43%) ActiveMQ
3 8 (11.43%) HTML
4 6 (8.57%) Hibernate
4 6 (8.57%) HTML5
4 6 (8.57%) Spring Boot
4 6 (8.57%) Web Services
5 5 (7.14%) Node.js
6 4 (5.71%) EJB
6 4 (5.71%) GWT
6 4 (5.71%) JSF
6 4 (5.71%) JSP
6 4 (5.71%) React
7 3 (4.29%) .NET
7 3 (4.29%) Gherkin
7 3 (4.29%) J2EE
7 3 (4.29%) Kafka
8 2 (2.86%) AngularJS
8 2 (2.86%) JAX-RS
Miscellaneous
1 4 (5.71%) Analytical Skills
1 4 (5.71%) Computer Science
2 3 (4.29%) Distributed Denial-of-Service
3 1 (1.43%) Algorithms
3 1 (1.43%) Freedom of Information
Operating Systems
1 15 (21.43%) Unix
2 11 (15.71%) Linux
2 11 (15.71%) Windows
3 5 (7.14%) Red Hat Enterprise Linux
3 5 (7.14%) Windows 10
4 4 (5.71%) CentOS
5 2 (2.86%) Mac OS X
5 2 (2.86%) Windows Server 2012
6 1 (1.43%) Windows Server
Processes & Methodologies
1 28 (40.00%) Agile Software Development
2 23 (32.86%) DevOps
3 21 (30.00%) Test Automation
4 8 (11.43%) SOA
5 7 (10.00%) BDD
6 6 (8.57%) Configuration Management
6 6 (8.57%) Kanban
6 6 (8.57%) Test Scripting
7 5 (7.14%) Microservices
7 5 (7.14%) Migration
7 5 (7.14%) OO
7 5 (7.14%) Scrum
8 4 (5.71%) Application Packaging
8 4 (5.71%) Data Validation
8 4 (5.71%) ERP
8 4 (5.71%) ETL
8 4 (5.71%) Functional Testing
8 4 (5.71%) OOD
8 4 (5.71%) Validation
8 4 (5.71%) Waterfall
Programming Languages
1 17 (24.29%) Java
2 11 (15.71%) JavaScript
3 8 (11.43%) PowerShell
4 7 (10.00%) Python
5 5 (7.14%) VB
6 4 (5.71%) C#
6 4 (5.71%) PL/SQL
6 4 (5.71%) VBScript
7 1 (1.43%) Bash Shell
7 1 (1.43%) Korn
7 1 (1.43%) Perl
7 1 (1.43%) T-SQL
Qualifications
1 38 (54.29%) Security Cleared
2 31 (44.29%) SC Cleared
3 4 (5.71%) AWS Certification
4 1 (1.43%) CTC Cleared
4 1 (1.43%) Degree
4 1 (1.43%) DV Cleared
4 1 (1.43%) ISEB
4 1 (1.43%) MCITP
4 1 (1.43%) MCP
4 1 (1.43%) MCSA
4 1 (1.43%) MCSE
4 1 (1.43%) MCTS
4 1 (1.43%) Microsoft Certification
4 1 (1.43%) PMI Certification
4 1 (1.43%) PMP
Quality Assurance & Compliance
1 1 (1.43%) GDPR
1 1 (1.43%) QA
System Software
1 5 (7.14%) Microsoft App-V
2 1 (1.43%) Active Directory
2 1 (1.43%) Docker
Systems Management
1 14 (20.00%) Puppet
2 8 (11.43%) Ambari
2 8 (11.43%) ZABBIX
3 5 (7.14%) SCCM
4 4 (5.71%) Opscode Chef
4 4 (5.71%) Terraform
5 2 (2.86%) McAfee ePO
6 1 (1.43%) Business Desktop Deployment
6 1 (1.43%) HP Quality Center
6 1 (1.43%) Kubernetes
6 1 (1.43%) Systems Management Server (SMS)
Vendors
1 18 (25.71%) Oracle
2 5 (7.14%) Microsoft
3 4 (5.71%) Perforce
4 2 (2.86%) IBM
4 2 (2.86%) Ivanti
4 2 (2.86%) McAfee
4 2 (2.86%) Progress
5 1 (1.43%) Avaya
5 1 (1.43%) Cisco
5 1 (1.43%) F5
5 1 (1.43%) Hortonworks
5 1 (1.43%) Red Hat
5 1 (1.43%) ServiceNow
5 1 (1.43%) Teradata