Period
to 21 September 2019

The following table provides summary statistics for contract job vacancies 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 21 September 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
UK
6 months to
21 Sep 2019
Same period 2018 Same period 2017
Rank 593 679 639
Rank change year-on-year +86 -40 +160
Contract jobs citing Impala 228 221 241
As % of all contract IT jobs advertised in the UK 0.26% 0.22% 0.24%
As % of the Database & Business Intelligence category 1.20% 0.95% 1.09%
Number of daily rates quoted 133 156 150
UK median daily rate £538 £525 £488
Median daily rate % change year-on-year +2.38% +7.69% -9.30%
10th Percentile £415 £425 £363
90th Percentile £700 £688 £650
UK excluding London median daily rate £500 £500 £450
% change year-on-year - +11.11% +5.88%
Number of hourly rates quoted 2 1 2
UK median hourly rate £23.33 £45.00 £40.00
Median hourly rate % change year-on-year -48.17% +12.50% -
10th Percentile £21.59 £42.50 £35.75
90th Percentile £24.46 £47.50 £46.25
UK excluding London median hourly rate £23.33 - £40.00

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 with a requirement for database or business intelligence skills.

All Database and Business Intelligence Skills
UK
Contract vacancies with a requirement for database or business intelligence skills 19,010 23,379 22,163
As % of all contract IT jobs advertised in the UK 21.62% 22.75% 22.43%
Number of daily rates quoted 12,912 16,377 14,789
UK median daily rate £475 £475 £450
Median daily rate % change year-on-year - +5.56% +5.88%
10th Percentile £325 £313 £305
90th Percentile £650 £638 £625
UK excluding London median daily rate £438 £425 £400
% change year-on-year +2.94% +6.25% +6.67%
Number of hourly rates quoted 256 240 276
UK median hourly rate £35.00 £27.87 £29.50
Median hourly rate % change year-on-year +25.61% -5.54% -1.27%
10th Percentile £12.69 £13.25 £12.19
90th Percentile £60.00 £56.00 £53.75
UK excluding London median hourly rate £35.00 £28.00 £30.00
% change year-on-year +25.00% -6.67% +5.26%

Impala
Job Vacancy Trend

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

Job vacancy trend for Impala in the UK

Impala
Contractor Daily Rate Trend

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

Contractor daily rate trend for Impala in the UK

Impala
Contractor Daily Rate Histogram

The daily rate distribution of IT jobs citing Impala over the 6 months to 21 September 2019.

Contractor daily rate histogram for Impala in the UK

Impala
Contractor Hourly Rate Trend

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing Impala.

Contractor hourly rate trend for Impala in the UK

Impala
Top 14 Contract Locations

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Impala within the UK over the 6 months to 21 September 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
England +67 183 £550 +4.76% 18
UK excluding London +110 125 £500 - 9
London +9 101 £575 +4.55% 11
Scotland +60 43 £525 +5.00% 2
Midlands +64 31 £519 +26.59% 3
South East +21 27 £450 -8.86% 1
West Midlands +54 22 £490 +19.51% 3
North of England +43 12 £550 +17.33% 1
East Midlands +25 9 £525 -
North West +24 7 £564 +21.89%
East of England +16 7 £444 -22.83% 2
Yorkshire +30 5 £425 -10.53% 1
South West -5 4 £525 +5.00%
Northern Ireland +3 1 - -

For the 6 months to 21 September 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 with a requirement for Impala.

1 206 (90.35%) Apache Spark
2 194 (85.09%) Apache Hive
3 172 (75.44%) Big Data
4 145 (63.60%) Hadoop
5 129 (56.58%) SQL
6 93 (40.79%) Kafka
7 92 (40.35%) Cloudera
8 85 (37.28%) Agile Software Development
9 81 (35.53%) Scala
9 81 (35.53%) HDFS
10 78 (34.21%) Python
11 66 (28.95%) Java
12 58 (25.44%) AWS
13 57 (25.00%) Linux
14 56 (24.56%) HBase
15 51 (22.37%) Oracle
16 50 (21.93%) Banking
17 48 (21.05%) Azure
18 46 (20.18%) Migration
19 41 (17.98%) Hadoop YARN
19 41 (17.98%) Data Science
20 39 (17.11%) Oozie
20 39 (17.11%) SQL Server
20 39 (17.11%) ETL
21 36 (15.79%) Jenkins
21 36 (15.79%) Data Engineering
22 33 (14.47%) Spark SQL
22 33 (14.47%) Finance
23 32 (14.04%) Analytics
24 31 (13.60%) Git (software)

Impala
Co-occurring IT Skills 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
1 206 (90.35%) Apache Spark
2 14 (6.14%) SAS
3 10 (4.39%) Elasticsearch
3 10 (4.39%) Jupyter
4 9 (3.95%) Apache Pig
5 6 (2.63%) Apache Solr
5 6 (2.63%) Confluence
6 5 (2.19%) Apache
7 1 (0.44%) OpenStack
Applications
1 21 (9.21%) Microsoft Excel
2 1 (0.44%) Microsoft Office
2 1 (0.44%) Microsoft PowerPoint
Business Applications
1 1 (0.44%) Actimize
Cloud Services
1 58 (25.44%) AWS
2 48 (21.05%) Azure
3 27 (11.84%) GCP
4 18 (7.89%) Amazon S3
5 10 (4.39%) Amazon EMR
6 4 (1.75%) Cloud Computing
7 2 (0.88%) Amazon Kinesis
7 2 (0.88%) AWS Lambda
7 2 (0.88%) IaaS
7 2 (0.88%) PaaS
7 2 (0.88%) Serverless
8 1 (0.44%) GitHub
8 1 (0.44%) Power Platform
8 1 (0.44%) Virtual Private Cloud
Communications & Networking
1 20 (8.77%) Kerberos
2 15 (6.58%) DNS
2 15 (6.58%) SSL
3 7 (3.07%) SAN
4 4 (1.75%) Internet
Database & Business Intelligence
1 194 (85.09%) Apache Hive
2 172 (75.44%) Big Data
3 145 (63.60%) Hadoop
4 56 (24.56%) HBase
5 39 (17.11%) SQL Server
6 33 (14.47%) Spark SQL
7 30 (13.16%) Data Lake
8 26 (11.40%) Data Warehouse
9 24 (10.53%) Parquet
10 23 (10.09%) Pentaho
11 18 (7.89%) PostgreSQL
11 18 (7.89%) Relational Database
12 17 (7.46%) NoSQL
12 17 (7.46%) Sqoop
13 15 (6.58%) MongoDB
14 13 (5.70%) Apache Cassandra
14 13 (5.70%) MySQL
15 10 (4.39%) Apache Zeppelin
16 8 (3.51%) Cloudera CDH
17 7 (3.07%) Flink
Development Applications
1 36 (15.79%) Jenkins
2 31 (13.60%) Git (software)
3 23 (10.09%) Artifactory
4 11 (4.82%) GitLab
5 9 (3.95%) Atlassian Bamboo
5 9 (3.95%) Eclipse
5 9 (3.95%) Gradle
5 9 (3.95%) IntelliJ
5 9 (3.95%) Maven
6 7 (3.07%) Selenium
6 7 (3.07%) TeamCity
7 6 (2.63%) JIRA
8 4 (1.75%) FindBugs
8 4 (1.75%) JMeter
8 4 (1.75%) JUnit
8 4 (1.75%) LoadRunner
8 4 (1.75%) SoapUI
8 4 (1.75%) Subversion
9 3 (1.32%) Jasmine
9 3 (1.32%) Karma Test Runner
General
1 50 (21.93%) Banking
2 33 (14.47%) Finance
3 21 (9.21%) Investment Banking
4 13 (5.70%) Legal
5 7 (3.07%) Public Sector
6 6 (2.63%) Retail
6 6 (2.63%) Retail Banking
7 5 (2.19%) Front Office
8 3 (1.32%) Pharmaceutical
9 2 (0.88%) Marketing
10 1 (0.44%) Financial Institution
10 1 (0.44%) Manufacturing
10 1 (0.44%) Telecoms
Job Titles
1 74 (32.46%) Data Engineer
2 70 (30.70%) Developer
3 62 (27.19%) Big Data Engineer
4 38 (16.67%) Big Data Developer
5 30 (13.16%) Architect
6 23 (10.09%) Cloud Engineer
7 19 (8.33%) Data Architect
7 19 (8.33%) Scala Developer
8 17 (7.46%) Platform Engineer
8 17 (7.46%) Python Developer
9 12 (5.26%) Data Scientist
9 12 (5.26%) Hadoop Developer
10 10 (4.39%) Solutions Architect
11 9 (3.95%) Analyst
11 9 (3.95%) Big Data Manager
11 9 (3.95%) Cloud Architect
11 9 (3.95%) Data Manager
11 9 (3.95%) Service Manager
12 8 (3.51%) Apache Spark Developer
12 8 (3.51%) Big Data Architect
Libraries, Frameworks & Software Standards
1 93 (40.79%) Kafka
2 18 (7.89%) Apache Avro
3 15 (6.58%) Apache NiFi
4 12 (5.26%) Spring
5 11 (4.82%) Spring Boot
6 9 (3.95%) Web Services
7 8 (3.51%) Pandas
7 8 (3.51%) Spark Streaming
8 7 (3.07%) Flask
8 7 (3.07%) PySpark
9 5 (2.19%) Elastic Stack
9 5 (2.19%) REST
10 4 (1.75%) Apache Tez
10 4 (1.75%) CSS
10 4 (1.75%) D3.js
10 4 (1.75%) HTML
10 4 (1.75%) React
11 3 (1.32%) LESS
11 3 (1.32%) Natural Language Processing
11 3 (1.32%) WebSockets
Miscellaneous
1 16 (7.02%) Analytical Skills
2 15 (6.58%) Algorithms
3 10 (4.39%) Self-Motivation
4 9 (3.95%) Data Structures
4 9 (3.95%) Greenfield Project
5 4 (1.75%) Client/Server
6 1 (0.44%) Cloud Native
6 1 (0.44%) Credit Risk
6 1 (0.44%) FMCG
6 1 (0.44%) Mainframe
6 1 (0.44%) Market Risk
6 1 (0.44%) Public Cloud
Operating Systems
1 57 (25.00%) Linux
2 30 (13.16%) Unix
3 12 (5.26%) Red Hat Enterprise Linux
4 8 (3.51%) CentOS
5 7 (3.07%) Windows
5 7 (3.07%) Windows Server
Processes & Methodologies
1 85 (37.28%) Agile Software Development
2 46 (20.18%) Migration
3 41 (17.98%) Data Science
4 39 (17.11%) ETL
5 36 (15.79%) Data Engineering
6 32 (14.04%) Analytics
7 28 (12.28%) Data Analysis
7 28 (12.28%) SDLC
8 26 (11.40%) Business Intelligence
8 26 (11.40%) Data Ingestion
8 26 (11.40%) Problem-Solving
8 26 (11.40%) Scrum
9 25 (10.96%) Data Modelling
9 25 (10.96%) Use Case
10 23 (10.09%) DevOps
11 22 (9.65%) MapReduce
12 21 (9.21%) Data Development
12 21 (9.21%) Performance Testing
13 20 (8.77%) Data Migration
14 19 (8.33%) Software Engineering
Programming Languages
1 129 (56.58%) SQL
2 81 (35.53%) Scala
3 78 (34.21%) Python
4 66 (28.95%) Java
5 18 (7.89%) R
6 13 (5.70%) Shell Script
7 10 (4.39%) T-SQL
8 8 (3.51%) Bash Shell
9 7 (3.07%) Go
10 6 (2.63%) JavaScript
11 5 (2.19%) Kotlin
11 5 (2.19%) PL/SQL
12 2 (0.88%) HiveQL
13 1 (0.44%) C
13 1 (0.44%) C#
13 1 (0.44%) C++
13 1 (0.44%) Clojure
13 1 (0.44%) Julia
13 1 (0.44%) MATLAB
13 1 (0.44%) VBA
Qualifications
1 18 (7.89%) PMI Certification
1 18 (7.89%) PMP
2 15 (6.58%) Degree
2 15 (6.58%) Security Cleared
3 12 (5.26%) SC Cleared
4 3 (1.32%) ISEB
4 3 (1.32%) ISTQB
5 1 (0.44%) AWS Certification
5 1 (0.44%) DV Cleared
5 1 (0.44%) Master's Degree
5 1 (0.44%) PhD
Quality Assurance & Compliance
1 17 (7.46%) Data Quality
2 5 (2.19%) QA
3 1 (0.44%) GDPR
3 1 (0.44%) Sarbanes-Oxley
System Software
1 81 (35.53%) HDFS
2 31 (13.60%) Docker
3 18 (7.89%) Active Directory
4 16 (7.02%) Apache Flume
5 7 (3.07%) Virtual Desktop
5 7 (3.07%) Virtual Servers
6 6 (2.63%) Apache ZooKeeper
Systems Management
1 41 (17.98%) Hadoop YARN
2 39 (17.11%) Oozie
3 22 (9.65%) Ansible
3 22 (9.65%) Terraform
4 19 (8.33%) Puppet
5 14 (6.14%) Kubernetes
6 4 (1.75%) Control-M
7 3 (1.32%) logstash
8 2 (0.88%) Packer
9 1 (0.44%) Consul
9 1 (0.44%) Opscode Chef
Vendors
1 92 (40.35%) Cloudera
2 51 (22.37%) Oracle
3 22 (9.65%) Microsoft
4 21 (9.21%) Google
4 21 (9.21%) Hortonworks
4 21 (9.21%) Informatica
5 14 (6.14%) Tableau
6 10 (4.39%) Teradata
7 8 (3.51%) Databricks
8 7 (3.07%) StreamSets
9 6 (2.63%) Red Hat
9 6 (2.63%) Talend
10 5 (2.19%) Ab Initio
10 5 (2.19%) MicroStrategy
11 3 (1.32%) Dataiku
11 3 (1.32%) MapR
12 1 (0.44%) Atlassian
12 1 (0.44%) Openreach
12 1 (0.44%) Salesforce.com
12 1 (0.44%) SAP