Period
to 18 January 2022

The table below looks at the prevalence of the term Data Structures in contract job vacancies advertised in the East of England. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Data Structures over the 6 months to 18 January 2022 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 > East of England
6 months to
18 Jan 2022
Same period 2021 Same period 2020
Rank 125 90 124
Rank change year-on-year -35 +34 +29
Contract jobs citing Data Structures 20 5 42
As % of all contract jobs advertised in the East of England 0.81% 0.35% 1.17%
As % of the Miscellaneous category 2.87% 1.13% 3.81%
Number of daily rates quoted 15 4 19
10th Percentile £339 £408 £366
25th Percentile £463 £419 £400
Median daily rate (50th Percentile) £550 £463 £425
Median % change year-on-year +18.92% +8.82% -2.86%
75th Percentile £675 £528 £509
90th Percentile £772 £624 £640
England median daily rate £600 £525 £525
% change year-on-year +14.29% +0.10% +4.90%
Number of hourly rates quoted 2 0 0
10th Percentile - - -
25th Percentile £31.25 - -
Median hourly rate £32.50 - -
75th Percentile £33.75 - -
90th Percentile - - -
England median hourly rate £26.00 £57.50 £42.50
% change year-on-year -54.78% +35.29% +10.98%

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 East of England with a requirement for generic IT skills.

All Generic IT Skills
East of England
Contract vacancies with a requirement for generic IT skills 697 442 1,102
As % of all contract IT jobs advertised in the East of England 28.10% 31.04% 30.82%
Number of daily rates quoted 429 259 696
10th Percentile £174 £155 £200
25th Percentile £313 £260 £324
Median daily rate (50th Percentile) £450 £400 £425
Median % change year-on-year +12.50% -5.88% -2.86%
75th Percentile £550 £488 £538
90th Percentile £650 £566 £613
England median daily rate £538 £475 £475
% change year-on-year +13.16% - -
Number of hourly rates quoted 76 54 93
10th Percentile £12.50 £12.98 £13.41
25th Percentile £14.25 £22.00 £15.25
Median hourly rate £20.50 £44.50 £19.00
Median % change year-on-year -53.93% +134.21% -1.30%
75th Percentile £49.25 £46.94 £46.00
90th Percentile £59.38 £50.00 £51.00
England median hourly rate £25.00 £26.22 £20.63
% change year-on-year -4.65% +27.13% +1.88%

Data Structures
Job Vacancy Trend in the East of England

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

Job vacancy trend for Data Structures in the East of England

Data Structures
Contractor Daily Rate Trend in the East of England

3-month moving average daily rate quoted in jobs citing Data Structures in the East of England.

Daily rate trend for Data Structures in the East of England

Data Structures
Daily Rate Histogram in the East of England

Daily rate distribution for jobs citing Data Structures in the East of England over the 6 months to 18 January 2022.

Daily rate histogram for Data Structures in the East of England

Data Structures
Contractor Hourly Rate Trend in the East of England

3-month moving average hourly rates quoted in jobs citing Data Structures in the East of England.

Hourly rate trend for Data Structures in the East of England

Data Structures
Contract Job Locations in the East of England

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 East of England region over the 6 months to 18 January 2022. 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
Hertfordshire -18 7 £675 +42.11% 1
Cambridgeshire -27 5 £500 +11.11% 5
Suffolk - 4 £438 -
Bedfordshire - 3 £450 -
Essex - 1 £223 -
Data Structures
England

For the 6 months to 18 January 2022, 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 East of England region with a requirement for Data Structures.

1 10 (50.00%) Agile Software Development
2 8 (40.00%) Data Modelling
3 7 (35.00%) SQL
3 7 (35.00%) SC Cleared
3 7 (35.00%) Security Cleared
4 6 (30.00%) Degree
4 6 (30.00%) Computer Science
5 5 (25.00%) User Experience
5 5 (25.00%) Data Engineering
5 5 (25.00%) Social Skills
6 4 (20.00%) Presentation Skills
6 4 (20.00%) Java
6 4 (20.00%) PL/SQL
6 4 (20.00%) Oracle
6 4 (20.00%) Linux
6 4 (20.00%) Change Management
7 3 (15.00%) Finance
7 3 (15.00%) Manufacturing
7 3 (15.00%) Data Warehouse
7 3 (15.00%) Windows
7 3 (15.00%) Oracle Enterprise Manager
7 3 (15.00%) Microsoft
7 3 (15.00%) SQLPlus
7 3 (15.00%) XML
7 3 (15.00%) .NET
7 3 (15.00%) QA
7 3 (15.00%) JSON
7 3 (15.00%) Requirements Analysis
7 3 (15.00%) Corporate Banking
7 3 (15.00%) Banking

Data Structures
Co-occurring IT Skills in the East of England 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 1 (5.00%) IIS
1 1 (5.00%) MS Exchange
Applications
1 1 (5.00%) Microsoft Excel
Cloud Services
1 2 (10.00%) Azure
1 2 (10.00%) Snowflake
2 1 (5.00%) Azure Active Directory
2 1 (5.00%) GCP
2 1 (5.00%) Google Analytics
2 1 (5.00%) Google Data Studio
2 1 (5.00%) Microsoft 365
Communications & Networking
1 1 (5.00%) AMQP
1 1 (5.00%) DNS
1 1 (5.00%) PBX
1 1 (5.00%) Unified Communications
Database & Business Intelligence
1 3 (15.00%) BigQuery
1 3 (15.00%) Data Warehouse
1 3 (15.00%) Hadoop
1 3 (15.00%) Oracle Database
1 3 (15.00%) SQLPlus
2 1 (5.00%) Electronic Patient Records
2 1 (5.00%) Microsoft Analysis Services
2 1 (5.00%) MySQL
2 1 (5.00%) Relational Database
2 1 (5.00%) SQL Server
2 1 (5.00%) SQL Server Analysis Services
2 1 (5.00%) SQL Server Integration Services
2 1 (5.00%) SQL Server Reporting Services
2 1 (5.00%) Tableau
Development Applications
1 3 (15.00%) Git (software)
1 3 (15.00%) Jenkins
2 1 (5.00%) SQL Server Management Studio (SSMS)
2 1 (5.00%) Visual Studio
General
1 5 (25.00%) Social Skills
2 4 (20.00%) Presentation Skills
3 3 (15.00%) Banking
3 3 (15.00%) Corporate Banking
3 3 (15.00%) Finance
3 3 (15.00%) Manufacturing
4 2 (10.00%) Telecoms
5 1 (5.00%) Analytical Skills
5 1 (5.00%) Documentation Skills
5 1 (5.00%) Electronics
5 1 (5.00%) Marketing
5 1 (5.00%) Public Sector
5 1 (5.00%) Publishing
Job Titles
1 4 (20.00%) Architect
1 4 (20.00%) Data Engineer
1 4 (20.00%) Developer
1 4 (20.00%) Solutions Architect
2 3 (15.00%) Analyst
2 3 (15.00%) DBA
2 3 (15.00%) Oracle DBA
3 2 (10.00%) Business Analyst
3 2 (10.00%) Development DBA
3 2 (10.00%) Oracle Development DBA
3 2 (10.00%) Salesforce Architect
3 2 (10.00%) Salesforce Solution Architect
3 2 (10.00%) Security Architect
3 2 (10.00%) Security Solutions Architect
4 1 (5.00%) Business Process Owner
4 1 (5.00%) E-Commerce Analyst
4 1 (5.00%) E-Commerce Web Analyst
4 1 (5.00%) SC Cleared DBA
4 1 (5.00%) Software Developer
4 1 (5.00%) Technical Web Analyst
Libraries, Frameworks & Software Standards
1 3 (15.00%) .NET
1 3 (15.00%) JSON
1 3 (15.00%) Regular Expression
1 3 (15.00%) XML
2 2 (10.00%) ASP.NET
2 2 (10.00%) REST
3 1 (5.00%) .NET Framework
3 1 (5.00%) ADO.NET
3 1 (5.00%) ADSI
3 1 (5.00%) Boost C++ Libraries
3 1 (5.00%) JMS
3 1 (5.00%) LDAP
3 1 (5.00%) RabbitMQ
3 1 (5.00%) RESTful
3 1 (5.00%) Spring
3 1 (5.00%) Spring Boot
3 1 (5.00%) STL
3 1 (5.00%) Velocity
3 1 (5.00%) WSH
Miscellaneous
1 5 (25.00%) User Experience
2 1 (5.00%) Algorithms
2 1 (5.00%) Greenfield Project
2 1 (5.00%) Management Information System
2 1 (5.00%) NHS
Operating Systems
1 4 (20.00%) Linux
2 3 (15.00%) Windows
3 1 (5.00%) Unix
3 1 (5.00%) VMS
Processes & Methodologies
1 10 (50.00%) Agile Software Development
2 8 (40.00%) Data Modelling
3 6 (30.00%) Computer Science
4 5 (25.00%) Data Engineering
5 4 (20.00%) Change Management
6 3 (15.00%) Acceptance Criteria
6 3 (15.00%) Coaching
6 3 (15.00%) Continuous Integration
6 3 (15.00%) Data Analysis
6 3 (15.00%) Mentoring
6 3 (15.00%) Performance Tuning
6 3 (15.00%) Requirements Analysis
6 3 (15.00%) Risk Management
6 3 (15.00%) SDLC
6 3 (15.00%) Software Engineering
6 3 (15.00%) Test Automation
6 3 (15.00%) Waterfall
7 2 (10.00%) Business Case
7 2 (10.00%) Cyber Resilience
7 2 (10.00%) Data Flow Diagram
Programming Languages
1 7 (35.00%) SQL
2 4 (20.00%) Java
2 4 (20.00%) PL/SQL
3 2 (10.00%) C#
3 2 (10.00%) Python
4 1 (5.00%) C++
4 1 (5.00%) PowerShell
4 1 (5.00%) T-SQL
4 1 (5.00%) VB.NET
4 1 (5.00%) VBA
4 1 (5.00%) VBScript
Qualifications
1 7 (35.00%) SC Cleared
1 7 (35.00%) Security Cleared
2 6 (30.00%) Degree
3 3 (15.00%) Computer Science Degree
Quality Assurance & Compliance
1 3 (15.00%) QA
2 2 (10.00%) Data Quality
2 2 (10.00%) PMO
3 1 (5.00%) Accessibility
System Software
1 1 (5.00%) Active Directory
1 1 (5.00%) Docker
Systems Management
1 3 (15.00%) Oracle Enterprise Manager
Vendors
1 4 (20.00%) Oracle
2 3 (15.00%) Microsoft
3 2 (10.00%) Salesforce.com
4 1 (5.00%) Adobe
4 1 (5.00%) BT
4 1 (5.00%) Ensighten
4 1 (5.00%) Google
4 1 (5.00%) IBM
4 1 (5.00%) SAP