Apache Spark SQL
Central London > City of London
The table below provides summary statistics and contractor rates for jobs advertised in the City of London requiring Spark SQL skills. It covers contract job vacancies from the 6 months leading up to 29 October 2025, with comparisons to the same periods in the previous two years.
| 6 months to 29 Oct 2025 |
Same period 2024 | Same period 2023 | |
|---|---|---|---|
| Rank | 118 | 120 | 140 |
| Rank change year-on-year | +2 | +20 | +56 |
| Contract jobs citing Spark SQL | 2 | 3 | 7 |
| As % of all contract jobs in the City of London | 0.12% | 0.14% | 0.25% |
| As % of the Database & Business Intelligence category | 0.54% | 0.68% | 1.27% |
| Number of daily rates quoted | 0 | 3 | 5 |
| 10th Percentile | - | £378 | £440 |
| 25th Percentile | - | £414 | £463 |
| Median daily rate (50th Percentile) | - | £500 | £500 |
| Median % change year-on-year | - | - | -8.47% |
| 75th Percentile | - | £525 | £525 |
| 90th Percentile | - | - | £544 |
| Central London median daily rate | - | £463 | £500 |
| % change year-on-year | - | -7.50% | -11.89% |
All Database and Business Intelligence Skills
City of London
Spark SQL falls under the Databases and Business Intelligence category. For comparison with the information above, the following table provides summary statistics for all contract job vacancies requiring database or business intelligence skills in the City of London.
| Contract vacancies with a requirement for database or business intelligence skills | 367 | 438 | 551 |
| As % of all contract IT jobs advertised in the City of London | 21.52% | 20.91% | 19.66% |
| Number of daily rates quoted | 264 | 310 | 363 |
| 10th Percentile | £382 | £400 | £400 |
| 25th Percentile | £440 | £481 | £475 |
| Median daily rate (50th Percentile) | £575 | £600 | £600 |
| Median % change year-on-year | -4.17% | - | +2.96% |
| 75th Percentile | £675 | £717 | £713 |
| 90th Percentile | £788 | £825 | £800 |
| Central London median daily rate | £575 | £600 | £600 |
| % change year-on-year | -4.17% | - | +4.35% |
| Number of hourly rates quoted | 5 | 1 | 2 |
| 10th Percentile | £22.70 | - | £38.95 |
| 25th Percentile | £32.00 | £36.75 | £40.38 |
| Median hourly rate | £34.00 | £38.50 | £44.00 |
| Median % change year-on-year | -11.69% | -12.50% | -20.00% |
| 75th Percentile | £63.75 | £40.25 | £48.88 |
| 90th Percentile | - | - | £51.05 |
| Central London median hourly rate | £34.00 | £40.00 | £44.00 |
| % change year-on-year | -15.00% | -9.09% | -20.00% |
Spark SQL
Job Vacancy Trend in the City of London
Historical trend showing the proportion of contract IT job postings citing Spark SQL relative to all contract IT jobs advertised in the City of London.
Spark SQL
Daily Rate Trend in the City of London
Contractor daily rate distribution trend for jobs in the City of London citing Spark SQL.
Spark SQL
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: