Period
to 14 November 2019

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 14 November 2019 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
14 Nov 2019
Same period 2018 Same period 2017
Rank 234 270 246
Rank change year-on-year +36 -24 +16
Contract jobs citing Impala 18 33 33
As % of all contract IT jobs advertised in Central London 0.24% 0.36% 0.39%
As % of the Database & Business Intelligence category 0.96% 1.45% 1.59%
Number of daily rates quoted 14 33 29
Central London median daily rate £575 £650 £625
Median daily rate % change year-on-year -11.54% +4.00% +18.48%
10th Percentile £519 £513 £513
90th Percentile £700 £698 £725
London median daily rate £575 £600 £625
% change year-on-year -4.17% -4.00% +13.64%
Number of hourly rates quoted 0 0 0
Central London median hourly rate - - -
London median hourly rate - £45.00 -

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 1,876 2,283 2,081
As % of all contract IT jobs advertised in Central London 25.10% 24.78% 24.47%
Number of daily rates quoted 1,468 1,816 1,664
Central London median daily rate £525 £525 £525
10th Percentile £375 £363 £363
90th Percentile £675 £675 £688
London median daily rate £525 £525 £500
% change year-on-year - +5.00% +5.26%
Number of hourly rates quoted 6 10 14
Central London median hourly rate £39.78 £29.80 £25.99
Median hourly rate % change year-on-year +33.52% +14.63% -42.24%
10th Percentile £21.21 £18.60 £20.75
90th Percentile £81.50 £48.05 £33.25
London median hourly rate £35.00 £27.62 £26.61
% change year-on-year +26.74% +3.80% -20.58%

Impala
Job Vacancy Trend in Central London

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

Job vacancy trend for Impala in Central London

Impala
Contractor Daily Rate Trend in Central London

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing Impala in Central London.

Contractor daily rate trend for Impala in Central London

Impala
Contractor Daily Rate Histogram in Central London

The daily rate distribution of IT jobs citing Impala in Central London over the 6 months to 14 November 2019.

Contractor 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 14 November 2019. 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 +6 12 £650 - 1
Impala
London

For the 6 months to 14 November 2019, 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 18 (100.00%) Apache Hive
2 17 (94.44%) Apache Spark
3 13 (72.22%) Cloudera
4 12 (66.67%) Big Data
4 12 (66.67%) Agile Software Development
5 11 (61.11%) SQL
5 11 (61.11%) Hadoop
6 10 (55.56%) Python
7 8 (44.44%) Data Engineering
8 7 (38.89%) SDLC
8 7 (38.89%) HDFS
8 7 (38.89%) Oracle
8 7 (38.89%) SQL Server
8 7 (38.89%) Migration
9 6 (33.33%) Data Analysis
9 6 (33.33%) Scrum
9 6 (33.33%) Java
9 6 (33.33%) Microsoft Excel
9 6 (33.33%) Scala
9 6 (33.33%) Data Migration
9 6 (33.33%) Use Case
9 6 (33.33%) Performance Testing
9 6 (33.33%) DevOps
10 5 (27.78%) Data Science
10 5 (27.78%) PMP
10 5 (27.78%) PMI Certification
10 5 (27.78%) Informatica
10 5 (27.78%) PRINCE2
11 4 (22.22%) Finance
11 4 (22.22%) Banking

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 17 (94.44%) Apache Spark
2 1 (5.56%) Confluence
2 1 (5.56%) Jupyter
Applications
1 6 (33.33%) Microsoft Excel
Cloud Services
1 4 (22.22%) Amazon S3
2 2 (11.11%) Amazon EMR
2 2 (11.11%) AWS
3 1 (5.56%) Amazon Kinesis
3 1 (5.56%) Azure
3 1 (5.56%) GCP
3 1 (5.56%) Power Platform
Database & Business Intelligence
1 18 (100.00%) Apache Hive
2 12 (66.67%) Big Data
3 11 (61.11%) Hadoop
4 7 (38.89%) SQL Server
5 4 (22.22%) PostgreSQL
5 4 (22.22%) Spark SQL
6 3 (16.67%) Data Lake
6 3 (16.67%) MySQL
7 2 (11.11%) HBase
7 2 (11.11%) Sqoop
8 1 (5.56%) Cloudera CDH
8 1 (5.56%) NoSQL
8 1 (5.56%) Parquet
8 1 (5.56%) Power BI
8 1 (5.56%) RDBMS
8 1 (5.56%) Relational Database
Development Applications
1 1 (5.56%) Bitbucket
1 1 (5.56%) JIRA
General
1 4 (22.22%) Banking
1 4 (22.22%) Finance
Job Titles
1 10 (55.56%) Data Engineer
2 6 (33.33%) Big Data Engineer
2 6 (33.33%) Cloud Engineer
3 4 (22.22%) Architect
4 3 (16.67%) Data Architect
4 3 (16.67%) Developer
5 2 (11.11%) Big Data Developer
5 2 (11.11%) Python Developer
6 1 (5.56%) Agile Developer
6 1 (5.56%) Cloud Architect
6 1 (5.56%) Data Science Engineer
6 1 (5.56%) Hadoop Engineer
6 1 (5.56%) MicroStrategy Expert
6 1 (5.56%) Python Engineer
6 1 (5.56%) SQL Developer
6 1 (5.56%) Systems Architect
Libraries, Frameworks & Software Standards
1 3 (16.67%) Kafka
2 1 (5.56%) AngularJS
2 1 (5.56%) CSS
2 1 (5.56%) CSS3
2 1 (5.56%) Flask
2 1 (5.56%) HTML
2 1 (5.56%) HTML5
2 1 (5.56%) Node.js
2 1 (5.56%) React
2 1 (5.56%) Spark Streaming
2 1 (5.56%) Spring
Miscellaneous
1 4 (22.22%) Algorithms
Operating Systems
1 1 (5.56%) Linux
1 1 (5.56%) Unix
Processes & Methodologies
1 12 (66.67%) Agile Software Development
2 8 (44.44%) Data Engineering
3 7 (38.89%) Migration
3 7 (38.89%) SDLC
4 6 (33.33%) Data Analysis
4 6 (33.33%) Data Migration
4 6 (33.33%) DevOps
4 6 (33.33%) Performance Testing
4 6 (33.33%) Scrum
4 6 (33.33%) Use Case
5 5 (27.78%) Data Science
5 5 (27.78%) PRINCE2
6 4 (22.22%) Data Ingestion
7 3 (16.67%) Data Architecture
7 3 (16.67%) Data Modelling
7 3 (16.67%) ETL
7 3 (16.67%) Logical Data Model
7 3 (16.67%) Low Latency
7 3 (16.67%) Physical Data Model
8 2 (11.11%) Incident Management
Programming Languages
1 11 (61.11%) SQL
2 10 (55.56%) Python
3 6 (33.33%) Java
3 6 (33.33%) Scala
4 1 (5.56%) HiveQL
4 1 (5.56%) JavaScript
4 1 (5.56%) R
Qualifications
1 5 (27.78%) PMI Certification
1 5 (27.78%) PMP
2 2 (11.11%) Security Cleared
3 1 (5.56%) DV Cleared
3 1 (5.56%) SC Cleared
Quality Assurance & Compliance
1 1 (5.56%) QA
System Software
1 7 (38.89%) HDFS
2 1 (5.56%) Apache ZooKeeper
Systems Management
1 3 (16.67%) Hadoop YARN
2 1 (5.56%) Oozie
Vendors
1 13 (72.22%) Cloudera
2 7 (38.89%) Oracle
3 5 (27.78%) Informatica
4 3 (16.67%) Hortonworks
5 2 (11.11%) Tableau
6 1 (5.56%) Ab Initio
6 1 (5.56%) Atlassian
6 1 (5.56%) Foundry
6 1 (5.56%) Google
6 1 (5.56%) Microsoft
6 1 (5.56%) MicroStrategy
6 1 (5.56%) Palantir
6 1 (5.56%) Teradata