Period
to 11 December 2019

The following table provides summary statistics for contract job vacancies advertised in the City of London with a requirement for Apache Spark skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Apache Spark over the 6 months to 11 December 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 Spark
Central London > City of London
6 months to
11 Dec 2019
Same period 2018 Same period 2017
Rank 104 74 106
Rank change year-on-year -30 +32 -19
Contract jobs citing Apache Spark 118 249 174
As % of all contract IT jobs advertised in the City of London 2.11% 3.49% 2.42%
As % of the Application Platforms category 13.26% 19.36% 16.91%
Number of daily rates quoted 95 211 157
City of London median daily rate £575 £550 £600
Median daily rate % change year-on-year +4.55% -8.33% -
10th Percentile £463 £513 £506
90th Percentile £700 £725 £725
Central London median daily rate £575 £568 £600
% change year-on-year +1.32% -5.42% +1.48%
Number of hourly rates quoted 0 0 0
City of London median hourly rate - - -
Central London median hourly rate - - -

Apache Spark is in the Application Platforms category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in the City of London with a requirement for application platform skills.

All Application Platform Skills
City of London
Contract vacancies with a requirement for application platform skills 890 1,286 1,029
As % of all contract IT jobs advertised in the City of London 15.89% 18.02% 14.32%
Number of daily rates quoted 704 966 815
City of London median daily rate £500 £525 £500
Median daily rate % change year-on-year -4.76% +5.00% +5.26%
10th Percentile £251 £275 £275
90th Percentile £650 £663 £675
Central London median daily rate £500 £513 £500
% change year-on-year -2.44% +2.50% +9.89%
Number of hourly rates quoted 8 30 8
City of London median hourly rate £21.00 £20.63 £17.00
Median hourly rate % change year-on-year +1.82% +21.32% -10.53%
10th Percentile £19.60 £13.00 £10.88
90th Percentile £71.10 £25.50 £27.50
Central London median hourly rate £21.00 £20.00 £17.85
% change year-on-year +5.00% +12.04% -3.25%

Apache Spark
Job Vacancy Trend in the City of London

Job postings citing Apache Spark as a percentage of all IT jobs advertised in the City of London.

Job vacancy trend for Apache Spark in the City of London

Apache Spark
Contractor Daily Rate Trend in the City of London

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing Apache Spark in the City of London.

Contractor daily rate trend for Apache Spark in the City of London

Apache Spark
Contractor Daily Rate Histogram in the City of London

The daily rate distribution of IT jobs citing Apache Spark in the City of London over the 6 months to 11 December 2019.

Contractor daily rate histogram for Apache Spark in the City of London

Apache Spark
Contract Job Locations in the City of London

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Apache Spark within the City of London region over the 6 months to 11 December 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
London Bridge -6 8 £525 -4.55%
Moorgate - 1 £575 - 1
Apache Spark
Central London

For the 6 months to 11 December 2019, IT contractor jobs citing Apache Spark 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 City of London region with a requirement for Apache Spark.

1 78 (66.10%) Python
2 75 (63.56%) Hadoop
3 61 (51.69%) Big Data
4 59 (50.00%) AWS
5 55 (46.61%) Java
6 54 (45.76%) Agile Software Development
6 54 (45.76%) Scala
7 50 (42.37%) Kafka
8 49 (41.53%) SQL
9 44 (37.29%) Data Science
10 38 (32.20%) Apache Hive
11 33 (27.97%) Finance
12 30 (25.42%) Analytics
13 29 (24.58%) Kubernetes
14 25 (21.19%) GCP
15 24 (20.34%) Machine Learning
15 24 (20.34%) ETL
16 23 (19.49%) Jenkins
16 23 (19.49%) DevOps
17 22 (18.64%) Docker
18 21 (17.80%) Spark Streaming
19 20 (16.95%) NoSQL
19 20 (16.95%) Azure
20 19 (16.10%) PostgreSQL
20 19 (16.10%) TDD
20 19 (16.10%) Spring
21 18 (15.25%) Google
21 18 (15.25%) Computer Science
21 18 (15.25%) PySpark
22 17 (14.41%) Data Engineering

Apache Spark
Co-occurring IT Skills in the City of 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 (14.41%) Elasticsearch
2 14 (11.86%) Apache
3 12 (10.17%) Apache Airflow
4 7 (5.93%) Luigi
5 4 (3.39%) Confluence
5 4 (3.39%) Jupyter
6 2 (1.69%) Apache Pig
6 2 (1.69%) DNN
6 2 (1.69%) JBoss
6 2 (1.69%) Jetty
6 2 (1.69%) Oracle Self-Service HR
6 2 (1.69%) Tomcat
6 2 (1.69%) WebLogic
7 1 (0.85%) SAS
Applications
1 3 (2.54%) Microsoft Excel
Business Applications
1 1 (0.85%) Cognos Business Intelligence
1 1 (0.85%) FINCAD Analytics
Cloud Services
1 59 (50.00%) AWS
2 25 (21.19%) GCP
3 20 (16.95%) Azure
4 14 (11.86%) Amazon S3
5 11 (9.32%) Amazon EC2
5 11 (9.32%) Amazon EMR
6 8 (6.78%) AWS CloudFormation
7 6 (5.08%) Amazon Kinesis
7 6 (5.08%) AWS Lambda
7 6 (5.08%) Serverless
8 4 (3.39%) GitHub
9 3 (2.54%) AWS Step Functions
10 2 (1.69%) Amazon CloudWatch
10 2 (1.69%) Amazon Cognito
10 2 (1.69%) Amazon EKS
10 2 (1.69%) AWS CloudTrail
10 2 (1.69%) Cloud Computing
10 2 (1.69%) Virtual Private Cloud
11 1 (0.85%) Amazon SageMaker
11 1 (0.85%) Amazon SQS
Communications & Networking
1 2 (1.69%) SSH
Database & Business Intelligence
1 75 (63.56%) Hadoop
2 61 (51.69%) Big Data
3 38 (32.20%) Apache Hive
4 20 (16.95%) NoSQL
5 19 (16.10%) PostgreSQL
6 16 (13.56%) HBase
7 12 (10.17%) Amazon Redshift
7 12 (10.17%) Data Warehouse
8 11 (9.32%) Spark SQL
9 10 (8.47%) Apache Cassandra
9 10 (8.47%) Flink
9 10 (8.47%) Impala
10 9 (7.63%) Amazon Athena
11 8 (6.78%) MongoDB
11 8 (6.78%) Presto
12 7 (5.93%) Data Lake
13 6 (5.08%) Sqoop
14 5 (4.24%) Azkaban
14 5 (4.24%) MySQL
15 4 (3.39%) Relational Database
Development Applications
1 23 (19.49%) Jenkins
2 15 (12.71%) Git (software)
3 12 (10.17%) JIRA
4 9 (7.63%) Maven
5 6 (5.08%) Travis CI
6 5 (4.24%) Atlassian Bamboo
7 3 (2.54%) ERwin
7 3 (2.54%) Vagrant
8 2 (1.69%) Ant
8 2 (1.69%) ClearCase
8 2 (1.69%) Cucumber
8 2 (1.69%) Eclipse
8 2 (1.69%) FishEye
8 2 (1.69%) Gradle
8 2 (1.69%) Hudson
8 2 (1.69%) IntelliJ
8 2 (1.69%) Mercurial
8 2 (1.69%) Poseidon for UML
8 2 (1.69%) Selenium
8 2 (1.69%) Subversion
General
1 33 (27.97%) Finance
2 10 (8.47%) Banking
3 6 (5.08%) Retail Banking
4 3 (2.54%) Front Office
5 2 (1.69%) Investment Banking
5 2 (1.69%) Public Sector
5 2 (1.69%) Publishing
5 2 (1.69%) Retail
5 2 (1.69%) Telecoms
6 1 (0.85%) Billing
6 1 (0.85%) Games
6 1 (0.85%) Marketing
Job Titles
1 49 (41.53%) Data Engineer
2 34 (28.81%) Developer
3 14 (11.86%) Architect
4 12 (10.17%) Java Developer
5 11 (9.32%) Java Engineer
6 10 (8.47%) Python Engineer
7 9 (7.63%) Big Data Engineer
7 9 (7.63%) Data Scientist
7 9 (7.63%) Python Developer
7 9 (7.63%) Scala Developer
8 8 (6.78%) Data Architect
8 8 (6.78%) Hadoop Developer
8 8 (6.78%) Java Hadoop Developer
9 7 (5.93%) AWS Engineer
9 7 (5.93%) Hadoop Engineer
10 6 (5.08%) Big Data Developer
10 6 (5.08%) Senior Developer
10 6 (5.08%) Senior Scala Developer
11 4 (3.39%) Cloud Architect
11 4 (3.39%) Machine Learning Scientist
Libraries, Frameworks & Software Standards
1 50 (42.37%) Kafka
2 21 (17.80%) Spark Streaming
3 19 (16.10%) Spring
4 18 (15.25%) PySpark
5 14 (11.86%) Pandas
6 9 (7.63%) Web Services
7 7 (5.93%) Java Concurrency
7 7 (5.93%) Lambda Expressions
7 7 (5.93%) SciPy
8 6 (5.08%) NumPy
8 6 (5.08%) React
8 6 (5.08%) scikit-learn
8 6 (5.08%) XML
9 5 (4.24%) MLlib
9 5 (4.24%) Node.js
9 5 (4.24%) REST
9 5 (4.24%) RESTful
10 4 (3.39%) AngularJS
10 4 (3.39%) Natural Language Processing
10 4 (3.39%) TensorFlow
Miscellaneous
1 16 (13.56%) Data Structures
2 15 (12.71%) Algorithms
3 9 (7.63%) Analytical Skills
4 8 (6.78%) Greenfield Project
5 6 (5.08%) Linux Command Line
6 5 (4.24%) Foreign Exchange (FX)
7 4 (3.39%) Public Cloud
7 4 (3.39%) User Experience
8 3 (2.54%) Cloud Native
8 3 (2.54%) Derivative
9 2 (1.69%) Self-Motivation
10 1 (0.85%) Fixed Income
10 1 (0.85%) Hedge funds
10 1 (0.85%) Market Risk
10 1 (0.85%) Spread Betting
10 1 (0.85%) Tandem
Operating Systems
1 12 (10.17%) Unix
2 10 (8.47%) Linux
3 3 (2.54%) Windows
4 2 (1.69%) Android
4 2 (1.69%) Apple iOS
4 2 (1.69%) CentOS
4 2 (1.69%) Debian
4 2 (1.69%) Mac OS X
4 2 (1.69%) Red Hat Enterprise Linux
4 2 (1.69%) Ubuntu
Processes & Methodologies
1 54 (45.76%) Agile Software Development
2 44 (37.29%) Data Science
3 30 (25.42%) Analytics
4 24 (20.34%) ETL
4 24 (20.34%) Machine Learning
5 23 (19.49%) DevOps
6 19 (16.10%) TDD
7 18 (15.25%) Computer Science
8 17 (14.41%) Data Engineering
8 17 (14.41%) Data Modelling
9 15 (12.71%) Microservices
10 14 (11.86%) Open Source
11 12 (10.17%) Artificial Intelligence
12 11 (9.32%) Data Transformation
12 11 (9.32%) Pair Programming
13 10 (8.47%) OO
13 10 (8.47%) Software Engineering
14 9 (7.63%) Business Intelligence
14 9 (7.63%) Continuous Integration
14 9 (7.63%) Test Automation
Programming Languages
1 78 (66.10%) Python
2 55 (46.61%) Java
3 54 (45.76%) Scala
4 49 (41.53%) SQL
5 13 (11.02%) C++
5 13 (11.02%) R
6 7 (5.93%) Go
7 5 (4.24%) AWK
7 5 (4.24%) JavaScript
7 5 (4.24%) sed
8 4 (3.39%) Clojure
9 3 (2.54%) Bash Shell
9 3 (2.54%) C
9 3 (2.54%) PL/SQL
9 3 (2.54%) Ruby
10 2 (1.69%) ClojureScript
10 2 (1.69%) Groovy
10 2 (1.69%) Perl
10 2 (1.69%) T-SQL
10 2 (1.69%) VBA
Qualifications
1 11 (9.32%) Degree
2 6 (5.08%) PhD
3 4 (3.39%) Master's Degree
4 3 (2.54%) Security Cleared
5 2 (1.69%) SC Cleared
6 1 (0.85%) CCA
6 1 (0.85%) DV Cleared
6 1 (0.85%) Numerate Degree
Quality Assurance & Compliance
1 2 (1.69%) QA
2 1 (0.85%) Data Quality
2 1 (0.85%) GDPR
System Software
1 22 (18.64%) Docker
2 16 (13.56%) HDFS
3 2 (1.69%) Apache ZooKeeper
4 1 (0.85%) VirtualBox
Systems Management
1 29 (24.58%) Kubernetes
2 16 (13.56%) Hadoop YARN
3 8 (6.78%) Ansible
4 3 (2.54%) Oozie
4 3 (2.54%) Puppet
4 3 (2.54%) Terraform
5 2 (1.69%) Salt
6 1 (0.85%) Docker Swarm
6 1 (0.85%) Graphite
6 1 (0.85%) Opscode Chef
6 1 (0.85%) Prometheus
Vendors
1 18 (15.25%) Google
2 14 (11.86%) Cloudera
3 8 (6.78%) Oracle
4 7 (5.93%) Tableau
5 6 (5.08%) Hortonworks
6 5 (4.24%) Microsoft
7 4 (3.39%) Palantir
7 4 (3.39%) Splunk
8 3 (2.54%) Informatica
8 3 (2.54%) Talend
8 3 (2.54%) Teradata
9 2 (1.69%) IBM
9 2 (1.69%) Red Hat
9 2 (1.69%) Sybase
10 1 (0.85%) Ab Initio
10 1 (0.85%) Bloomberg
10 1 (0.85%) Cognos
10 1 (0.85%) Databricks
10 1 (0.85%) Foundry
10 1 (0.85%) New Relic