The following table provides summary statistics for contract job vacancies advertised in Hammersmith with a requirement for SQL skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited SQL over the 3 months to 30 March 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.

SQL (Structured Query Language)
London / Hammersmith
3 months to
30 Mar 2017
Same period 2016 Same period 2015
Rank 4 10 4
Rank change year-on-year +6 -6  
Contract jobs citing SQL 7 2 7
As % of all contract IT jobs advertised in Hammersmith 18.92% 4.44% 24.14%
As % of the Programming Languages category 43.75% 18.18% 77.78%
Number of daily rates quoted 6 1 5
Median daily rate £420 £435 £470
Median daily rate % change year-on-year -3.44% -7.44%  
90% offered a daily rate of more than £400 £435 £374
10% offered a daily rate of more than £528 £435 £472
UK excluding London median daily rate £363 £365 £350
% change year-on-year -0.68% +4.28%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £40.00 £23.50 £30.00
% change year-on-year +70.21% -21.66%  

SQL is in the programming language skills category. The next table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Hammersmith with a requirement for programming language skills.

Contract Programming Language Skills
Hammersmith
Contract job vacancies with a requirement for programming language skills 16 11 9
As % of all contract IT job vacancies advertised in Hammersmith 43.24% 24.44% 31.03%
Number of daily rates quoted 11 8 7
Median daily rate £518 £435 £470
Median daily rate % change year-on-year +18.96% -7.44%  
90% offered a daily rate of more than £400 £325 £325
10% offered a daily rate of more than £550 £475 £549
UK excluding London median daily rate £388 £375 £350
% change year-on-year +3.33% +7.14%  
Number of hourly rates quoted 0 1 0
Median hourly rate - £43.00 -
UK excluding London median hourly rate £41.50 £40.00 £36.00
% change year-on-year +3.75% +11.11%  

SQL
Job Vacancy Trend in Hammersmith

The job posting trend of jobs advertised in Hammersmith citing SQL as a proportion of all contract or permanent IT jobs with a match in the Programming Languages category.

Job vacancy trend for SQL in Hammersmith

SQL
Contractor Daily Rate Trend in Hammersmith

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

Contractor daily rate trend for SQL in Hammersmith

SQL
Contractor Daily Rate Histogram in Hammersmith

The daily rate distribution of IT jobs citing SQL in Hammersmith over the 3 months to 30 March 2017.

Contractor daily rate histogram for SQL in Hammersmith

SQL
Contractor Hourly Rate Trend in Hammersmith

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

Contractor hourly rate trend for SQL in Hammersmith

For the 6 months to 30 March 2017, IT contractor jobs citing SQL 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 Hammersmith region with a requirement for SQL.

1 7 (77.78%) Business Intelligence
1 7 (77.78%) Telecoms
1 7 (77.78%) Advertising
2 5 (55.56%) SAS
3 4 (44.44%) Relational Database
3 4 (44.44%) Netezza
3 4 (44.44%) Marketing
3 4 (44.44%) Direct Marketing
3 4 (44.44%) BusinessObjects
3 4 (44.44%) Database Marketing
4 3 (33.33%) Analytics
4 3 (33.33%) Retail
5 2 (22.22%) Information Governance
5 2 (22.22%) Business Analysis
5 2 (22.22%) Data Lineage
5 2 (22.22%) Agile Software Development
6 1 (11.11%) Pair Programming
6 1 (11.11%) Java
6 1 (11.11%) Oracle
6 1 (11.11%) XML
6 1 (11.11%) Unix
6 1 (11.11%) Python
6 1 (11.11%) Data Warehouse
6 1 (11.11%) ETL
6 1 (11.11%) Load Testing
6 1 (11.11%) Test Management
6 1 (11.11%) Groovy
6 1 (11.11%) FMCG
6 1 (11.11%) RESTful
6 1 (11.11%) Scala

SQL
Co-occurring IT Skills in Hammersmith 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 5 (55.56%) SAS
2 1 (11.11%) Apache Spark
Cloud Services
1 1 (11.11%) Amazon AWS
Database & Business Intelligence
1 4 (44.44%) BusinessObjects
1 4 (44.44%) Relational Database
2 1 (11.11%) Big Data
2 1 (11.11%) Data Warehouse
2 1 (11.11%) Hadoop
2 1 (11.11%) MarkLogic
2 1 (11.11%) MongoDB
2 1 (11.11%) NoSQL
2 1 (11.11%) Redis
General
1 7 (77.78%) Advertising
1 7 (77.78%) Telecoms
2 4 (44.44%) Marketing
3 3 (33.33%) Retail
Job Titles
1 4 (44.44%) Analyst
2 3 (33.33%) Data Manager
2 3 (33.33%) Marketing Manager
3 2 (22.22%) Data Analyst
3 2 (22.22%) Data Quality Analyst
3 2 (22.22%) Quality Analyst
4 1 (11.11%) Big Data Manager
4 1 (11.11%) Business Analyst
4 1 (11.11%) Business Intelligence Manager
4 1 (11.11%) Customer Analyst
4 1 (11.11%) Developer
4 1 (11.11%) Forecast Analyst
4 1 (11.11%) Governance Analyst
4 1 (11.11%) Information Analyst
4 1 (11.11%) Marketing Analyst
4 1 (11.11%) Marketing Business Analyst
4 1 (11.11%) SQL Analyst
4 1 (11.11%) Test Manager
Libraries, Frameworks & Software Standards
1 1 (11.11%) JSON
1 1 (11.11%) Memcached
1 1 (11.11%) RESTful
1 1 (11.11%) XML
Miscellaneous
1 1 (11.11%) FMCG
Operating Systems
1 1 (11.11%) Unix
Processes & Methodologies
1 7 (77.78%) Business Intelligence
2 4 (44.44%) Database Marketing
2 4 (44.44%) Direct Marketing
3 3 (33.33%) Analytics
4 2 (22.22%) Agile Software Development
4 2 (22.22%) Business Analysis
4 2 (22.22%) Data Lineage
4 2 (22.22%) Information Governance
5 1 (11.11%) Conflict Management
5 1 (11.11%) Continuous Deployment
5 1 (11.11%) Economics
5 1 (11.11%) ETL
5 1 (11.11%) Load Testing
5 1 (11.11%) Mathematics
5 1 (11.11%) Pair Programming
5 1 (11.11%) Performance Tuning
5 1 (11.11%) Planning and Forecasting
5 1 (11.11%) Software Engineering
5 1 (11.11%) Test Management
5 1 (11.11%) Waterfall
Programming Languages
1 1 (11.11%) Groovy
1 1 (11.11%) Java
1 1 (11.11%) Python
1 1 (11.11%) Scala
Qualifications
1 1 (11.11%) Degree
Quality Assurance & Compliance
1 1 (11.11%) Data Quality
Vendors
1 4 (44.44%) Netezza
2 1 (11.11%) Anaplan
2 1 (11.11%) Oracle