Period
to 13 December 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 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.

SQL (Structured Query Language)
South London > Croydon
6 months to
13 Dec 2018
Same period 2017 Same period 2016
Rank 34 35 30
Rank change year-on-year +1 -5 -22
Contract jobs citing SQL 113 74 48
As % of all contract IT jobs advertised in Croydon 9.49% 7.75% 9.01%
As % of the Programming Languages category 17.23% 16.23% 21.82%
Number of daily rates quoted 90 39 40
Croydon median daily rate £500 £425 £375
Median daily rate % change year-on-year +17.65% +13.33% +4.17%
10th Percentile £350 £311 £273
90th Percentile £588 £550 £513
South London median daily rate £475 £400 £375
% change year-on-year +18.75% +6.67% +5.63%
Number of hourly rates quoted 0 0 0
Croydon median hourly rate - - -
South London median hourly rate £45.00 £52.50 £50.00
% change year-on-year -14.29% +5.00% -

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 656 456 220
As % of all contract IT jobs advertised in Croydon 55.08% 47.75% 41.28%
Number of daily rates quoted 515 297 122
Croydon median daily rate £525 £500 £425
Median daily rate % change year-on-year +5.00% +17.65% +7.94%
10th Percentile £413 £363 £276
90th Percentile £588 £660 £575
South London median daily rate £525 £500 £413
% change year-on-year +5.00% +21.21% +17.86%
Number of hourly rates quoted 1 0 0
Croydon median hourly rate £35.00 - -
South London median hourly rate £43.83 £47.83 £47.83
% change year-on-year -8.36% - -

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 13 December 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

SQL
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 SQL within the Croydon region over the 6 months to 13 December 2018. 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 - 1 £375 -
SQL
South London

For the 6 months to 13 December 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 51 (45.13%) Agile Software Development
2 49 (43.36%) SQL Server
3 48 (42.48%) Amazon AWS
4 47 (41.59%) Security Cleared
4 47 (41.59%) Jenkins
5 42 (37.17%) SC Cleared
6 37 (32.74%) Test Automation
6 37 (32.74%) Oracle
6 37 (32.74%) Ansible
7 36 (31.86%) Scrum
8 35 (30.97%) Unix
9 34 (30.09%) Linux
9 34 (30.09%) Python
9 34 (30.09%) DevOps
10 33 (29.20%) PostgreSQL
11 32 (28.32%) ETL
11 32 (28.32%) Windows
11 32 (28.32%) PowerShell
11 32 (28.32%) Big Data
11 32 (28.32%) Puppet
12 31 (27.43%) Amazon EC2
12 31 (27.43%) Continuous Integration
12 31 (27.43%) Virtual Private Cloud
13 30 (26.55%) Data Analysis
14 28 (24.78%) Microsoft Excel
14 28 (24.78%) Amazon S3
14 28 (24.78%) Hadoop
14 28 (24.78%) Docker
15 27 (23.89%) Build Automation
16 26 (23.01%) Bash Shell

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 11 (9.73%) nginx
2 7 (6.19%) Confluence
3 5 (4.42%) Elasticsearch
4 4 (3.54%) Apache Spark
5 3 (2.65%) WebLogic
6 2 (1.77%) Apache Pig
6 2 (1.77%) JBoss
7 1 (0.88%) CMS
7 1 (0.88%) MQSeries
7 1 (0.88%) Oracle BPEL
7 1 (0.88%) Oracle Service Bus
7 1 (0.88%) Oracle SOA Suite
7 1 (0.88%) SharePoint
7 1 (0.88%) Tomcat
7 1 (0.88%) WebSphere
Applications
1 28 (24.78%) Microsoft Excel
2 23 (20.35%) MS Visio
Business Applications
1 2 (1.77%) Oracle BPM
2 1 (0.88%) NetSuite
2 1 (0.88%) Oracle Cash Management
2 1 (0.88%) Oracle EBS
2 1 (0.88%) Oracle EBS R12
2 1 (0.88%) Oracle ERP
2 1 (0.88%) Oracle Financials
2 1 (0.88%) Oracle General Ledger
2 1 (0.88%) Oracle iProcurement
2 1 (0.88%) Oracle Payables
2 1 (0.88%) Oracle Procure-to-Pay
2 1 (0.88%) Oracle Receivables
Cloud Services
1 48 (42.48%) Amazon AWS
2 31 (27.43%) Amazon EC2
2 31 (27.43%) Virtual Private Cloud
3 28 (24.78%) Amazon S3
4 18 (15.93%) Microsoft Azure
5 9 (7.96%) GitHub
6 5 (4.42%) Azure Data Factory
6 5 (4.42%) Quay.io
7 4 (3.54%) Azure Active Directory
8 3 (2.65%) Amazon CloudWatch
8 3 (2.65%) Amazon ELB
9 2 (1.77%) G Suite
10 1 (0.88%) IaaS
10 1 (0.88%) PaaS
Communications & Networking
1 3 (2.65%) DNS
1 3 (2.65%) Firewall
2 2 (1.77%) ICMP
2 2 (1.77%) TCP/IP
2 2 (1.77%) VPN
2 2 (1.77%) WAN
3 1 (0.88%) BIG-IP
Database & Business Intelligence
1 49 (43.36%) SQL Server
2 33 (29.20%) PostgreSQL
3 32 (28.32%) Big Data
4 28 (24.78%) Hadoop
5 25 (22.12%) Apache Hive
6 23 (20.35%) Impala
6 23 (20.35%) Sqoop
7 13 (11.50%) NoSQL
8 9 (7.96%) Azure SQL Database
9 8 (7.08%) Power BI
10 7 (6.19%) Data Warehouse
10 7 (6.19%) SQL Server 2012
10 7 (6.19%) SQL Server Analysis Services
11 6 (5.31%) MySQL
11 6 (5.31%) Oracle Database
11 6 (5.31%) SQL Server Integration Services
12 5 (4.42%) Amazon RDS
12 5 (4.42%) Data Lake
12 5 (4.42%) PowerPivot
12 5 (4.42%) SQL Server 2008
Development Applications
1 47 (41.59%) Jenkins
2 22 (19.47%) Git (software)
3 17 (15.04%) Artifactory
4 16 (14.16%) JIRA
5 13 (11.50%) GitLab
6 11 (9.73%) Maven
6 11 (9.73%) Selenium
7 9 (7.96%) WebDriver
8 6 (5.31%) JUnit
9 5 (4.42%) Bitbucket
9 5 (4.42%) Cucumber
9 5 (4.42%) SonarQube
10 3 (2.65%) Appium
10 3 (2.65%) FishEye
10 3 (2.65%) Sonatype Nexus
11 2 (1.77%) Gradle
11 2 (1.77%) SQL Server Management Studio (SSMS)
11 2 (1.77%) Toad
General
1 10 (8.85%) Finance
2 1 (0.88%) General Ledger
2 1 (0.88%) Law
Job Titles
1 34 (30.09%) Developer
2 26 (23.01%) Platform Engineer
3 10 (8.85%) SQL Developer
4 8 (7.08%) Business Intelligence Developer
4 8 (7.08%) Java Developer
4 8 (7.08%) Test Engineer
5 7 (6.19%) DevOps Engineer
5 7 (6.19%) SQL Server Developer
5 7 (6.19%) Test Automation Engineer
6 5 (4.42%) Administrator
6 5 (4.42%) Analyst
6 5 (4.42%) Systems Administrator
7 3 (2.65%) Architect
7 3 (2.65%) Consultant
7 3 (2.65%) Data Analyst
7 3 (2.65%) Linux Administrator
7 3 (2.65%) Linux Engineer
7 3 (2.65%) Linux Systems Administrator
7 3 (2.65%) Support Engineer
7 3 (2.65%) Tester
Libraries, Frameworks & Software Standards
1 10 (8.85%) Elastic Stack
1 10 (8.85%) Kafka
1 10 (8.85%) REST
2 8 (7.08%) Web Services
3 7 (6.19%) .NET
3 7 (6.19%) JSON
4 6 (5.31%) Gherkin
5 5 (4.42%) Spring
5 5 (4.42%) XML
6 4 (3.54%) Samza
6 4 (3.54%) Spring Boot
7 3 (2.65%) AngularJS
7 3 (2.65%) J2EE
7 3 (2.65%) RESTful
7 3 (2.65%) WebdriverIO
8 2 (1.77%) JMS
8 2 (1.77%) LEMP Stack
8 2 (1.77%) MDX
8 2 (1.77%) Middleware
9 1 (0.88%) .NET Core
Miscellaneous
1 23 (20.35%) Wiki
2 4 (3.54%) Management Information System
3 2 (1.77%) Freedom of Information
3 2 (1.77%) Public Cloud
4 1 (0.88%) Data Centre
4 1 (0.88%) Data Structures
4 1 (0.88%) Freedom of Information Act
4 1 (0.88%) Greenfield Project
4 1 (0.88%) Self-Motivation
4 1 (0.88%) Virtual Team
Operating Systems
1 35 (30.97%) Unix
2 34 (30.09%) Linux
3 32 (28.32%) Windows
4 9 (7.96%) CoreOS
4 9 (7.96%) Ubuntu
5 8 (7.08%) CentOS
6 6 (5.31%) Red Hat Enterprise Linux
7 1 (0.88%) Solaris
7 1 (0.88%) Windows 10
7 1 (0.88%) Windows Server
Processes & Methodologies
1 51 (45.13%) Agile Software Development
2 37 (32.74%) Test Automation
3 36 (31.86%) Scrum
4 34 (30.09%) DevOps
5 32 (28.32%) ETL
6 31 (27.43%) Continuous Integration
7 30 (26.55%) Data Analysis
8 27 (23.89%) Build Automation
9 24 (21.24%) Data Extraction
10 16 (14.16%) Configuration Management
11 11 (9.73%) Data Modelling
11 11 (9.73%) Migration
12 10 (8.85%) BDD
13 9 (7.96%) API Testing
13 9 (7.96%) Business Intelligence
14 8 (7.08%) API Development
14 8 (7.08%) Problem-Solving
15 7 (6.19%) Microservices
15 7 (6.19%) Open Source
15 7 (6.19%) Security Hardening
Programming Languages
1 34 (30.09%) Python
2 32 (28.32%) PowerShell
3 26 (23.01%) Bash Shell
3 26 (23.01%) Shell Script
4 23 (20.35%) Java
4 23 (20.35%) Korn
5 13 (11.50%) Ruby
6 11 (9.73%) Go
7 9 (7.96%) T-SQL
8 6 (5.31%) Data Analysis Expressions (DAX)
8 6 (5.31%) Java 8
9 4 (3.54%) JavaScript
9 4 (3.54%) PL/SQL
9 4 (3.54%) Scala
10 2 (1.77%) C#
10 2 (1.77%) Groovy
11 1 (0.88%) PHP
Qualifications
1 47 (41.59%) Security Cleared
2 42 (37.17%) SC Cleared
3 3 (2.65%) ISEB
3 3 (2.65%) ISTQB
4 2 (1.77%) DV Cleared
5 1 (0.88%) CTC Cleared
Quality Assurance & Compliance
1 9 (7.96%) QA
System Software
1 28 (24.78%) Docker
2 23 (20.35%) HDFS
3 6 (5.31%) Active Directory
3 6 (5.31%) Ceph
3 6 (5.31%) etcd
3 6 (5.31%) flannel
3 6 (5.31%) GlusterFS
3 6 (5.31%) SkyDNS
4 3 (2.65%) Squid
5 2 (1.77%) Virtual Servers
6 1 (0.88%) VMware ESXi
6 1 (0.88%) VMware Infrastructure
Systems Management
1 37 (32.74%) Ansible
2 32 (28.32%) Puppet
3 25 (22.12%) Hadoop YARN
4 24 (21.24%) Opscode Chef
5 18 (15.93%) Kubernetes
6 12 (10.62%) HAProxy
7 11 (9.73%) Prometheus
7 11 (9.73%) Sysdig
7 11 (9.73%) Terraform
8 9 (7.96%) Graphite
8 9 (7.96%) rkt
9 7 (6.19%) Host Intrusion Detection System
9 7 (6.19%) Network Intrusion Detection System
10 4 (3.54%) Consul
10 4 (3.54%) ZABBIX
11 3 (2.65%) Ambari
12 1 (0.88%) Kibana
12 1 (0.88%) logstash
12 1 (0.88%) Packer
12 1 (0.88%) vCenter Server
Vendors
1 37 (32.74%) Oracle
2 23 (20.35%) Cloudera
3 14 (12.39%) Microsoft
4 4 (3.54%) Red Hat
5 3 (2.65%) Alteryx
5 3 (2.65%) Atlassian
5 3 (2.65%) Cisco
5 3 (2.65%) Dynatrace
6 2 (1.77%) Avaya
6 2 (1.77%) Cadence
6 2 (1.77%) Citrix
6 2 (1.77%) VMware
7 1 (0.88%) F5
7 1 (0.88%) Guidewire
7 1 (0.88%) MuleSoft
7 1 (0.88%) NetApp
7 1 (0.88%) Splunk
7 1 (0.88%) Sun