Period
to 6 July 2020

The following table provides summary statistics for contract job vacancies advertised in Central London with a requirement for Impala skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Impala over the 6 months to 6 July 2020 with a comparison to the same period in 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.

Apache Impala
London > Central London
6 months to
6 Jul 2020
Same period 2019 Same period 2018
Rank 154 242 271
Rank change year-on-year +88 +29 -25
Contract jobs citing Impala 6 40 26
As % of all contract jobs advertised in Central London 0.18% 0.46% 0.28%
As % of the Database & Business Intelligence category 0.72% 1.75% 1.10%
Number of daily rates quoted 6 35 19
Median daily rate £550 £575 £525
Median daily rate % change year-on-year -4.35% +9.52% +25.00%
10th Percentile £513 £555 £457
90th Percentile £644 £688 £600
London median daily rate £525 £575 £525
% change year-on-year -8.70% +9.52% +6.33%
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
London median hourly rate - - -

Impala is in the Databases and Business Intelligence category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Central London with a requirement for database or business intelligence skills.

All Database and Business Intelligence Skills
Central London
Contract vacancies with a requirement for database or business intelligence skills 836 2,285 2,372
As % of all contract IT jobs advertised in Central London 25.11% 26.20% 25.16%
Number of daily rates quoted 586 1,788 1,897
Median daily rate £504 £525 £525
Median daily rate % change year-on-year -4.05% - +5.00%
10th Percentile £366 £388 £363
90th Percentile £681 £675 £675
London median daily rate £525 £525 £513
% change year-on-year - +2.44% +2.50%
Number of hourly rates quoted 13 14 14
Median hourly rate £35.00 £35.00 £26.25
Median hourly rate % change year-on-year - +33.33% +22.09%
Median hourly rate £35.00 £35.00 £30.00
% change year-on-year - +16.67% +10.46%

Impala
Job Vacancy Trend in Central London

Job postings citing Impala as a proportion of all IT jobs advertised in Central London.

Job vacancy trend for Impala in Central London

Impala
Contractor Daily Rate Trend in Central London

3-month moving average daily rate quoted in jobs citing Impala in Central London.

Daily rate trend for Impala in Central London

Impala
Daily Rate Histogram in Central London

Daily rate distribution for jobs citing Impala in Central London over the 6 months to 6 July 2020.

Daily rate histogram for Impala in Central London

Impala
Contract Job Locations in Central London

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Impala within the Central London region over the 6 months to 6 July 2020. 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
City of London +88 6 £550 -15.38%
Impala
London

For the 6 months to 6 July 2020, IT contractor jobs citing Impala 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 Central London region with a requirement for Impala.

1 6 (100.00%) Python
2 5 (83.33%) Hadoop
3 4 (66.67%) Apache Spark
3 4 (66.67%) GCP
4 3 (50.00%) Hadoop YARN
4 3 (50.00%) Spark Streaming
4 3 (50.00%) TDD
4 3 (50.00%) Google
4 3 (50.00%) BDD
4 3 (50.00%) Apache Hive
4 3 (50.00%) HBase
4 3 (50.00%) Kafka
4 3 (50.00%) HDFS
5 2 (33.33%) DevOps
5 2 (33.33%) Amazon Redshift
5 2 (33.33%) Jenkins
5 2 (33.33%) ETL
5 2 (33.33%) Azure
5 2 (33.33%) AWS
5 2 (33.33%) Continuous Integration
5 2 (33.33%) Data Integration
5 2 (33.33%) Kubernetes
5 2 (33.33%) Public Cloud
5 2 (33.33%) Kubeflow
6 1 (16.67%) SQL
6 1 (16.67%) Data Lake
6 1 (16.67%) MXNet
6 1 (16.67%) Numerate Degree
6 1 (16.67%) Data Science
6 1 (16.67%) TensorFlow

Impala
Co-occurring IT Skills in Central London 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 4 (66.67%) Apache Spark
Cloud Services
1 4 (66.67%) GCP
2 2 (33.33%) AWS
2 2 (33.33%) Azure
3 1 (16.67%) AWS CloudFormation
Database & Business Intelligence
1 5 (83.33%) Hadoop
2 3 (50.00%) Apache Hive
2 3 (50.00%) HBase
3 2 (33.33%) Amazon Redshift
4 1 (16.67%) Big Data
4 1 (16.67%) Data Lake
Development Applications
1 2 (33.33%) Jenkins
Job Titles
1 5 (83.33%) Data Engineer
2 1 (16.67%) AWS Engineer
2 1 (16.67%) Azure Engineer
2 1 (16.67%) Cloud Engineer
2 1 (16.67%) Data Scientist
2 1 (16.67%) DevOps Engineer
2 1 (16.67%) Python Engineer
Libraries, Frameworks & Software Standards
1 3 (50.00%) Kafka
1 3 (50.00%) Spark Streaming
2 1 (16.67%) MXNet
2 1 (16.67%) Natural Language Processing
2 1 (16.67%) TensorFlow
Miscellaneous
1 2 (33.33%) Public Cloud
Processes & Methodologies
1 3 (50.00%) BDD
1 3 (50.00%) TDD
2 2 (33.33%) Continuous Integration
2 2 (33.33%) Data Integration
2 2 (33.33%) DevOps
2 2 (33.33%) ETL
3 1 (16.67%) Agile Software Development
3 1 (16.67%) Computer Science
3 1 (16.67%) Data Analysis
3 1 (16.67%) Data Science
3 1 (16.67%) Data Visualisation
3 1 (16.67%) Machine Learning
3 1 (16.67%) Mathematics
3 1 (16.67%) Physics
3 1 (16.67%) Statistics
3 1 (16.67%) Visualisation
Programming Languages
1 6 (100.00%) Python
2 1 (16.67%) Bash Shell
2 1 (16.67%) R
2 1 (16.67%) SQL
Qualifications
1 1 (16.67%) Degree
1 1 (16.67%) Numerate Degree
1 1 (16.67%) SC Cleared
1 1 (16.67%) Security Cleared
System Software
1 3 (50.00%) HDFS
Systems Management
1 3 (50.00%) Hadoop YARN
2 2 (33.33%) Kubeflow
2 2 (33.33%) Kubernetes
Vendors
1 3 (50.00%) Google
2 1 (16.67%) Cloudera