Period
to 18 October 2018

The table below looks at the prevalence of the term Data Structures in contract job vacancies advertised in the South East. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Data Structures over the 6 months to 18 October 2018 with a comparison to the same period over 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.

Data Structures
England > South East
6 months to
18 Oct 2018
Same period 2017 Same period 2016
Rank 298 278 320
Rank change year-on-year -20 +42 -17
Contract jobs citing Data Structures 80 89 56
As % of all contract IT jobs advertised in the South East 0.49% 0.55% 0.33%
As % of the Miscellaneous category 1.50% 1.82% 1.04%
Number of daily rates quoted 59 44 40
South East median daily rate £425 £405 £388
Median daily rate % change year-on-year +4.94% +4.52% -3.13%
10th Percentile £354 £324 £296
90th Percentile £550 £575 £500
England median daily rate £500 £475 £430
% change year-on-year +5.26% +10.47% -9.47%
Number of hourly rates quoted 1 2 4
South East median hourly rate £44.50 £54.00 £11.88
Median hourly rate % change year-on-year -17.59% +354.74% -72.06%
10th Percentile £42.25 £50.50 £10.73
90th Percentile £46.75 £59.90 £12.84
England median hourly rate £40.85 £35.00 £12.50
% change year-on-year +16.70% +180.00% -70.59%

Data Structures is in the Generic IT Skills category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in the South East with a requirement for generic IT skills.

All Generic IT Skills
South East
Contract vacancies with a requirement for generic IT skills 5,320 4,883 5,404
As % of all contract IT jobs advertised in the South East 32.34% 30.01% 31.72%
Number of daily rates quoted 3,157 2,793 3,128
South East median daily rate £425 £400 £400
Median daily rate % change year-on-year +6.25% - +6.67%
10th Percentile £250 £213 £225
90th Percentile £588 £569 £575
England median daily rate £475 £450 £425
% change year-on-year +5.56% +5.88% +1.19%
Number of hourly rates quoted 248 257 314
South East median hourly rate £35.00 £19.30 £21.33
Median hourly rate % change year-on-year +81.39% -9.53% +21.87%
10th Percentile £12.00 £11.10 £12.00
90th Percentile £51.00 £47.50 £52.25
England median hourly rate £21.50 £20.00 £20.00
% change year-on-year +7.50% - +8.11%

Data Structures
Job Vacancy Trend in the South East

Job postings citing Data Structures as a percentage of all IT jobs advertised in the South East.

Job vacancy trend for Data Structures in the South East

Data Structures
Contractor Daily Rate Trend in the South East

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing Data Structures in the South East.

Contractor daily rate trend for Data Structures in the South East

Data Structures
Contractor Daily Rate Histogram in the South East

The daily rate distribution of IT jobs citing Data Structures in the South East over the 6 months to 18 October 2018.

Contractor daily rate histogram for Data Structures in the South East

Data Structures
Contractor Hourly Rate Trend in the South East

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing Data Structures in the South East.

Contractor hourly rate trend for Data Structures in the South East

Data Structures
Contract Job Locations in the South East

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Data Structures within the South East region over the 6 months to 18 October 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
Thames Valley -5 37 £450 +20.00% 15
Berkshire -18 23 £475 +26.73% 6
Surrey -24 18 £380 -7.88% 7
East Sussex - 14 £463 - 3
Buckinghamshire +17 10 £438 +25.00% 1
West Sussex -7 5 £488 +21.88% 5
Oxfordshire +4 4 £425 -22.73% 8
Hampshire -31 4 £375 -8.54% 3
Middlesex +10 1 - - 1
Data Structures
England

For the 6 months to 18 October 2018, IT contractor jobs citing Data Structures 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 South East region with a requirement for Data Structures.

1 35 (43.75%) SQL
2 24 (30.00%) Agile Software Development
3 20 (25.00%) Data Quality
4 19 (23.75%) Migration
4 19 (23.75%) Analytical Skills
5 15 (18.75%) Finance
5 15 (18.75%) SQL Server
5 15 (18.75%) Business Intelligence
5 15 (18.75%) Data Migration
6 14 (17.50%) Microsoft
7 13 (16.25%) OO
7 13 (16.25%) Algorithms
7 13 (16.25%) Analytics
7 13 (16.25%) Relational Database
8 12 (15.00%) ETL
8 12 (15.00%) HP
8 12 (15.00%) Data Management
9 11 (13.75%) Data Modelling
9 11 (13.75%) Benchmarking
9 11 (13.75%) .NET
9 11 (13.75%) C#
9 11 (13.75%) Performance Tuning
9 11 (13.75%) Data Lake
10 10 (12.50%) Proactive Monitoring
10 10 (12.50%) Mentoring
10 10 (12.50%) Data Centre
10 10 (12.50%) Oracle
10 10 (12.50%) Python
10 10 (12.50%) EMC
10 10 (12.50%) OOP

Data Structures
Co-occurring IT Skills in the South East 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 (6.25%) Apache Spark
2 2 (2.50%) Apache
Applications
1 1 (1.25%) Microsoft Excel
Business Applications
1 7 (8.75%) SAP ERP
2 4 (5.00%) SAP APO
2 4 (5.00%) SAP MDM
2 4 (5.00%) SAP MM
3 3 (3.75%) SAP EWM
3 3 (3.75%) SAP WM
Cloud Services
1 4 (5.00%) GitHub
1 4 (5.00%) Microsoft Azure
2 3 (3.75%) Amazon AWS
2 3 (3.75%) Force.com
2 3 (3.75%) Salesforce Service Cloud
3 1 (1.25%) Amazon S3
3 1 (1.25%) npm
3 1 (1.25%) SaaS
Communications & Networking
1 3 (3.75%) RFID
1 3 (3.75%) SMS
Database & Business Intelligence
1 15 (18.75%) SQL Server
2 13 (16.25%) Relational Database
3 11 (13.75%) Data Lake
4 10 (12.50%) Hadoop
5 9 (11.25%) Big Data
5 9 (11.25%) MySQL
6 7 (8.75%) NoSQL
7 6 (7.50%) Data Warehouse
8 5 (6.25%) Apache Hive
8 5 (6.25%) Power BI
8 5 (6.25%) SAP Data Services
9 4 (5.00%) BusinessObjects
9 4 (5.00%) SAP BW
9 4 (5.00%) SAP HANA
9 4 (5.00%) SQL Server 2012
9 4 (5.00%) Sqoop
10 3 (3.75%) MongoDB
10 3 (3.75%) PostgreSQL
10 3 (3.75%) SQL Server Analysis Services
10 3 (3.75%) SQL Server Integration Services
Development Applications
1 9 (11.25%) Git (software)
1 9 (11.25%) JIRA
2 6 (7.50%) Visual Studio
3 5 (6.25%) Selenium
4 4 (5.00%) JUnit
5 1 (1.25%) Babel
5 1 (1.25%) Jenkins
5 1 (1.25%) webpack
General
1 15 (18.75%) Finance
2 6 (7.50%) Manufacturing
3 4 (5.00%) Pharmaceutical
4 2 (2.50%) Banking
5 1 (1.25%) Advertising
5 1 (1.25%) German Language
5 1 (1.25%) Marketing
Job Titles
1 22 (27.50%) Developer
2 16 (20.00%) Analyst
3 11 (13.75%) Consultant
4 8 (10.00%) Storage Engineer
5 7 (8.75%) Data Analyst
6 5 (6.25%) .NET Developer
6 5 (6.25%) Business Analyst
6 5 (6.25%) EMC Engineer
6 5 (6.25%) EMC Storage Engineer
7 4 (5.00%) Architect
7 4 (5.00%) Data Quality Analyst
7 4 (5.00%) HP Storage Engineer
7 4 (5.00%) Java Developer
7 4 (5.00%) Junior
7 4 (5.00%) QA Analyst
7 4 (5.00%) QA Test Analyst
7 4 (5.00%) SAP Analyst
7 4 (5.00%) Software Developer
7 4 (5.00%) SQL Developer
7 4 (5.00%) Test Analyst
Libraries, Frameworks & Software Standards
1 11 (13.75%) .NET
2 9 (11.25%) Web Services
3 8 (10.00%) REST
4 6 (7.50%) SailPoint
4 6 (7.50%) Spring
5 5 (6.25%) React
6 4 (5.00%) GraphQL
6 4 (5.00%) HTML
6 4 (5.00%) OAuth
6 4 (5.00%) OpenID
6 4 (5.00%) React Native
6 4 (5.00%) SOAP
7 3 (3.75%) .NET Framework
7 3 (3.75%) Entity Framework
7 3 (3.75%) HTML5
7 3 (3.75%) jQuery
7 3 (3.75%) LINQ
7 3 (3.75%) Visualforce
7 3 (3.75%) XML
7 3 (3.75%) XSLT
Miscellaneous
1 19 (23.75%) Analytical Skills
2 13 (16.25%) Algorithms
3 10 (12.50%) Data Centre
4 8 (10.00%) HP Storage
5 5 (6.25%) Computer Science
6 4 (5.00%) AS400
6 4 (5.00%) User Experience
7 3 (3.75%) Life Science
7 3 (3.75%) Management Information System
7 3 (3.75%) Mobile App
8 2 (2.50%) Virtual Team
9 1 (1.25%) Clustering
9 1 (1.25%) NHS
9 1 (1.25%) Replication
Operating Systems
1 8 (10.00%) Linux
1 8 (10.00%) Windows
2 2 (2.50%) Solaris
2 2 (2.50%) Unix
Processes & Methodologies
1 24 (30.00%) Agile Software Development
2 19 (23.75%) Migration
3 15 (18.75%) Business Intelligence
3 15 (18.75%) Data Migration
4 13 (16.25%) Analytics
4 13 (16.25%) OO
5 12 (15.00%) Data Management
5 12 (15.00%) ETL
6 11 (13.75%) Benchmarking
6 11 (13.75%) Data Modelling
6 11 (13.75%) Performance Tuning
7 10 (12.50%) Mentoring
7 10 (12.50%) OOP
7 10 (12.50%) Proactive Monitoring
7 10 (12.50%) Test Automation
8 8 (10.00%) Data Governance
8 8 (10.00%) ERP
8 8 (10.00%) ITIL
8 8 (10.00%) Problem-Solving
9 7 (8.75%) DevOps
Programming Languages
1 35 (43.75%) SQL
2 11 (13.75%) C#
3 10 (12.50%) Python
4 9 (11.25%) Java
4 9 (11.25%) JavaScript
4 9 (11.25%) T-SQL
5 5 (6.25%) C++
6 3 (3.75%) Apex Code
6 3 (3.75%) PL/SQL
6 3 (3.75%) VB
7 2 (2.50%) Java 8
7 2 (2.50%) VB.NET
8 1 (1.25%) C
8 1 (1.25%) HiveQL
8 1 (1.25%) Scala
8 1 (1.25%) Shell Script
Qualifications
1 8 (10.00%) Security Cleared
2 5 (6.25%) ISTQB
3 3 (3.75%) Degree
4 2 (2.50%) Computer Science Degree
4 2 (2.50%) Numerate Degree
4 2 (2.50%) SC Cleared
5 1 (1.25%) BPSS Clearance
5 1 (1.25%) CISSP
5 1 (1.25%) DBS Check
5 1 (1.25%) MCP
5 1 (1.25%) Microsoft Certification
5 1 (1.25%) TOGAF Certification
Quality Assurance & Compliance
1 20 (25.00%) Data Quality
2 10 (12.50%) QA
3 2 (2.50%) GDPR
4 1 (1.25%) ISO/IEC 27001
4 1 (1.25%) PCI DSS
System Software
1 4 (5.00%) HDFS
2 1 (1.25%) Docker
2 1 (1.25%) Virtual Servers
Systems Management
1 4 (5.00%) HP ALM
2 3 (3.75%) Systems Management Server (SMS)
3 2 (2.50%) NetBackup
4 1 (1.25%) Kibana
Vendors
1 14 (17.50%) Microsoft
2 12 (15.00%) HP
3 10 (12.50%) EMC
3 10 (12.50%) Isilon
3 10 (12.50%) NetApp
3 10 (12.50%) Oracle
4 9 (11.25%) SAP
5 5 (6.25%) Cloudera
5 5 (6.25%) JD Edwards
5 5 (6.25%) Tableau
6 4 (5.00%) Informatica
7 3 (3.75%) Salesforce.com
8 1 (1.25%) IBM
8 1 (1.25%) jBASE
8 1 (1.25%) Netezza
8 1 (1.25%) Splunk
8 1 (1.25%) Talend
8 1 (1.25%) Virgin Media