SQL Optimisation Contract Job Trends in the City of London

SQL Optimisation
Central London > City of London

The table below provides summary statistics and contractor rates for jobs advertised in the City of London requiring SQL Optimisation skills. It covers contract job vacancies from the 6 months leading up to 28 December 2025, with comparisons to the same periods in the previous two years.

6 months to
28 Dec 2025
Same period 2024 Same period 2023
Rank 127 - -
Rank change year-on-year - - -
Contract jobs citing SQL Optimisation 1 0 0
As % of all contract jobs in the City of London 0.054% - -
As % of the Processes & Methodologies category 0.060% - -
Number of daily rates quoted 1 0 0
Median daily rate (50th Percentile) £520 - -
Central London median daily rate £520 - -

All Process & Methodology Skills
City of London

SQL Optimisation 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 the City of London.

Contract vacancies with a requirement for process or methodology skills 1,657 1,878 2,217
As % of all contract IT jobs advertised in the City of London 90.30% 92.15% 89.50%
Number of daily rates quoted 1,166 1,145 1,584
10th Percentile £340 £363 £363
25th Percentile £420 £463 £463
Median daily rate (50th Percentile) £541 £575 £575
Median % change year-on-year -5.87% - -1.71%
75th Percentile £675 £688 £688
90th Percentile £758 £788 £800
Central London median daily rate £550 £575 £575
% change year-on-year -4.35% - -
Number of hourly rates quoted 15 15 10
10th Percentile £20.18 £15.80 £17.00
25th Percentile £23.29 £22.00 £17.48
Median hourly rate £28.00 £42.50 £26.25
Median % change year-on-year -34.12% +61.90% -38.95%
75th Percentile £42.30 £102.25 £44.56
90th Percentile £51.25 £127.30 £74.13
Central London median hourly rate £26.31 £35.00 £27.50
% change year-on-year -24.84% +27.27% -34.13%

SQL Optimisation
Job Vacancy Trend in the City of London

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

SQL Optimisation job vacancy trend in the City of London

SQL Optimisation
Daily Rate Trend in the City of London

Contractor daily rate distribution trend for jobs in the City of London citing SQL Optimisation.

Contractor daily rate distribution trend for jobs in the City of London citing SQL Optimisation

SQL Optimisation
Co-Occurring Skills & Capabilities in the City of 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:

Cloud Services
1 1 (100.00%) Amazon EC2
1 1 (100.00%) Amazon S3
1 1 (100.00%) AWS
1 1 (100.00%) AWS Lambda
1 1 (100.00%) Serverless
Database & Business Intelligence
1 1 (100.00%) Amazon Aurora
1 1 (100.00%) Amazon RDS
General
1 1 (100.00%) Social Skills
Job Titles
1 1 (100.00%) Developer
1 1 (100.00%) Full-Stack Developer
1 1 (100.00%) Software Developer
Libraries, Frameworks & Software Standards
1 1 (100.00%) JSON
1 1 (100.00%) Kafka
1 1 (100.00%) React
1 1 (100.00%) REST
1 1 (100.00%) Spring
1 1 (100.00%) Spring Boot
Processes & Methodologies
1 1 (100.00%) API Design
1 1 (100.00%) Clean Code
1 1 (100.00%) Containerisation
1 1 (100.00%) DevOps
1 1 (100.00%) Event-Driven
1 1 (100.00%) Full-Stack Development
1 1 (100.00%) Microservices
1 1 (100.00%) Stakeholder Engagement
Programming Languages
1 1 (100.00%) Java
1 1 (100.00%) JavaScript
1 1 (100.00%) SQL
Qualifications
1 1 (100.00%) SC Cleared
1 1 (100.00%) Security Cleared
System Software
1 1 (100.00%) Docker