ERD Contract Job Trends in London

Entity-Relationship Diagram (ER Diagram)
England > London

The table below provides summary statistics and contractor rates for jobs advertised in London requiring ERD skills. It covers contract job vacancies from the 6 months leading up to 2 December 2025, with comparisons to the same periods in the previous two years.

6 months to
2 Dec 2025
Same period 2024 Same period 2023
Rank 368 378 417
Rank change year-on-year +10 +39 +132
Contract jobs citing ERD 1 1 1
As % of all contract jobs in London 0.007% 0.006% 0.005%
As % of the Processes & Methodologies category 0.008% 0.007% 0.006%
Number of daily rates quoted 1 0 1
10th Percentile - - -
25th Percentile £713 - £675
Median daily rate (50th Percentile) £725 - £700
Median % change year-on-year - - -6.67%
75th Percentile £738 - £725
90th Percentile - - -
England median daily rate £650 £625 £675
% change year-on-year +4.00% -7.41% -10.00%

All Process and Methodology Skills
London

ERD falls under the Processes and Methodologies category. For comparison with the information above, the following table provides summary statistics for all contract job vacancies requiring process or methodology skills in London.

Contract vacancies with a requirement for process or methodology skills 12,998 13,962 17,534
As % of all contract IT jobs advertised in London 91.90% 89.74% 89.65%
Number of daily rates quoted 8,565 9,018 12,564
10th Percentile £338 £350 £356
25th Percentile £425 £450 £458
Median daily rate (50th Percentile) £525 £550 £568
Median % change year-on-year -4.55% -3.08% -3.81%
75th Percentile £650 £675 £688
90th Percentile £763 £800 £800
England median daily rate £500 £525 £545
% change year-on-year -4.76% -3.67% -0.91%
Number of hourly rates quoted 246 164 235
10th Percentile £18.25 £17.25 £18.65
25th Percentile £24.53 £23.80 £21.63
Median hourly rate £29.50 £37.25 £36.28
Median % change year-on-year -20.81% +2.67% -9.30%
75th Percentile £47.50 £53.75 £60.63
90th Percentile £66.50 £80.53 £76.25
England median hourly rate £25.15 £35.00 £44.50
% change year-on-year -28.14% -21.35% +19.14%

ERD
Job Vacancy Trend in London

Historical trend showing the proportion of contract IT job postings citing ERD relative to all contract IT jobs advertised in London.

ERD job vacancy trend in London

ERD
Daily Rate Trend in London

Contractor daily rate distribution trend for jobs in London citing ERD.

Contractor daily rate distribution trend for jobs in London citing ERD

ERD
Hourly Rate Trend in London

Contractor hourly rate distribution trend for jobs in London citing ERD.

Contractor hourly rate distribution trend for jobs in London citing ERD

ERD
Contract Job Locations in London

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing ERD within the London region over the 6 months to 2 December 2025. 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
Jobs
Central London +3 1 £725 - 1
ERD
England

ERD
Co-Occurring Skills & Capabilities in London by Category

The following tables expand on the one above by listing co-occurrences grouped by category. They cover the same employment type, locality and period, with up to 20 co-occurrences shown in each category:

Business Applications
1 1 (100.00%) Sparx Enterprise Architect
Database & Business Intelligence
1 1 (100.00%) Metadata
1 1 (100.00%) RDBMS
1 1 (100.00%) Relational Database
Development Applications
1 1 (100.00%) ER Studio
1 1 (100.00%) ERwin
General
1 1 (100.00%) Finance
Job Titles
1 1 (100.00%) Data Modeller
Libraries, Frameworks & Software Standards
1 1 (100.00%) JSON
1 1 (100.00%) XML
Miscellaneous
1 1 (100.00%) Reference Data
Processes & Methodologies
1 1 (100.00%) Business Analysis
1 1 (100.00%) Conceptual Models
1 1 (100.00%) Data Design
1 1 (100.00%) Data Modelling
1 1 (100.00%) Logical Data Model
1 1 (100.00%) Metadata Management
1 1 (100.00%) Physical Data Model
1 1 (100.00%) UML
Programming Languages
1 1 (100.00%) SQL
Vendors
1 1 (100.00%) Sparx