Period
to 27 May 2018

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 27 May 2018 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
27 May 2018
Same period 2017 Same period 2016
Rank 108 110 175
Rank change year-on-year +2 +65 +65
Contract jobs citing Apache Spark 159 145 56
As % of all contract IT jobs advertised in the City of London 2.30% 2.34% 0.86%
As % of the Application Platforms category 14.15% 13.28% 5.43%
Number of daily rates quoted 139 126 52
City of London median daily rate £575 £600 £550
Median daily rate % change year-on-year -4.17% +9.09% -4.97%
10th Percentile £463 £450 £413
90th Percentile £738 £688 £663
Central London median daily rate £550 £600 £563
% change year-on-year -8.33% +6.67% -2.81%
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 1,124 1,092 1,032
As % of all contract IT jobs advertised in the City of London 16.24% 17.61% 15.88%
Number of daily rates quoted 880 834 770
City of London median daily rate £500 £475 £450
Median daily rate % change year-on-year +5.26% +5.56% +8.43%
10th Percentile £310 £270 £288
90th Percentile £644 £638 £639
Central London median daily rate £500 £475 £438
% change year-on-year +5.26% +8.57% +4.48%
Number of hourly rates quoted 18 5 17
City of London median hourly rate £20.00 £30.00 £19.00
Median hourly rate % change year-on-year -33.33% +57.89% +7.65%
10th Percentile £12.50 £16.39 £11.25
90th Percentile £33.23 £92.25 £40.35
Central London median hourly rate £20.00 £26.17 £19.00
% change year-on-year -23.57% +37.72% +5.67%

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 27 May 2018.

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 27 May 2018. 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 - 1 £575 -
Apache Spark
Central London

For the 6 months to 27 May 2018, 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.

1 112 (70.44%) Big Data
2 104 (65.41%) Hadoop
3 91 (57.23%) Python
4 84 (52.83%) Java
5 66 (41.51%) Apache Hive
6 64 (40.25%) Scala
7 60 (37.74%) Agile Software Development
8 59 (37.11%) Kafka
9 53 (33.33%) Amazon AWS
10 49 (30.82%) Analytics
11 44 (27.67%) SQL
12 41 (25.79%) Machine Learning
12 41 (25.79%) NoSQL
13 40 (25.16%) ETL
14 39 (24.53%) Linux
15 38 (23.90%) HDFS
16 35 (22.01%) Finance
17 34 (21.38%) Apache
17 34 (21.38%) MongoDB
18 32 (20.13%) Data Science
19 31 (19.50%) Apache Cassandra
20 30 (18.87%) Docker
21 26 (16.35%) HBase
22 25 (15.72%) Banking
22 25 (15.72%) DevOps
23 24 (15.09%) Data Engineering
23 24 (15.09%) Algorithms
23 24 (15.09%) TDD
23 24 (15.09%) Git (software)
24 23 (14.47%) Microsoft Azure

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 34 (21.38%) Apache
2 18 (11.32%) Apache Pig
3 15 (9.43%) Apache Solr
4 11 (6.92%) Elasticsearch
5 5 (3.14%) Tomcat
6 4 (2.52%) Apache Airflow
6 4 (2.52%) SharePoint
7 3 (1.89%) nginx
8 2 (1.26%) IPython
8 2 (1.26%) Jupyter
8 2 (1.26%) Luigi
9 1 (0.63%) Confluence
9 1 (0.63%) Gunicorn
9 1 (0.63%) IIS
Applications
1 2 (1.26%) SPSS
Cloud Services
1 53 (33.33%) Amazon AWS
2 23 (14.47%) Microsoft Azure
3 8 (5.03%) Heroku
4 7 (4.40%) Google Cloud Platform
5 6 (3.77%) Amazon EMR
5 6 (3.77%) Amazon Kinesis
5 6 (3.77%) Serverless
6 5 (3.14%) Amazon S3
6 5 (3.14%) AWS Lambda
7 3 (1.89%) Azure Data Factory
7 3 (1.89%) Cloud Computing
8 2 (1.26%) Data Lake Analytics
8 2 (1.26%) GitHub
9 1 (0.63%) Azure Machine Learning
9 1 (0.63%) Route 53
9 1 (0.63%) Yarn
Communications & Networking
1 14 (8.81%) SSL
2 12 (7.55%) Kerberos
3 9 (5.66%) HTTP
4 8 (5.03%) DNS
4 8 (5.03%) FTP
4 8 (5.03%) TCP/IP
5 1 (0.63%) Internet
Database & Business Intelligence
1 112 (70.44%) Big Data
2 104 (65.41%) Hadoop
3 66 (41.51%) Apache Hive
4 41 (25.79%) NoSQL
5 34 (21.38%) MongoDB
6 31 (19.50%) Apache Cassandra
7 26 (16.35%) HBase
8 20 (12.58%) PostgreSQL
9 19 (11.95%) Relational Database
10 17 (10.69%) SQL Server
11 16 (10.06%) Data Warehouse
12 15 (9.43%) Amazon Redshift
13 13 (8.18%) Redis
14 11 (6.92%) Data Lake
14 11 (6.92%) Sqoop
15 10 (6.29%) Impala
15 10 (6.29%) RDBMS
16 8 (5.03%) SQL Server Integration Services
17 6 (3.77%) MySQL
17 6 (3.77%) Power BI
Development Applications
1 24 (15.09%) Git (software)
2 14 (8.81%) Jenkins
3 11 (6.92%) GitLab
4 7 (4.40%) TeamCity
5 6 (3.77%) JUnit
6 4 (2.52%) GoCD
7 3 (1.89%) Maven
8 2 (1.26%) JIRA
8 2 (1.26%) Subversion
8 2 (1.26%) Travis CI
8 2 (1.26%) Vagrant
9 1 (0.63%) Atlassian Bamboo
9 1 (0.63%) FishEye
9 1 (0.63%) JConsole
9 1 (0.63%) jMock
9 1 (0.63%) JProfiler
9 1 (0.63%) SpecFlow
9 1 (0.63%) VisualVM
General
1 35 (22.01%) Finance
2 25 (15.72%) Banking
3 15 (9.43%) Investment Banking
4 11 (6.92%) Retail
5 8 (5.03%) Advertising
6 6 (3.77%) Games
7 4 (2.52%) Marketing
8 3 (1.89%) Telecoms
9 2 (1.26%) Front Office
10 1 (0.63%) Financial Institution
10 1 (0.63%) Private Banking
10 1 (0.63%) Publishing
Job Titles
1 57 (35.85%) Data Engineer
2 52 (32.70%) Developer
3 41 (25.79%) Big Data Engineer
4 21 (13.21%) Big Data Developer
5 16 (10.06%) AWS Engineer
6 12 (7.55%) Apache Spark Developer
6 12 (7.55%) Python Engineer
7 11 (6.92%) Java Developer
7 11 (6.92%) Scala Developer
8 9 (5.66%) DevOps Engineer
9 8 (5.03%) Architect
9 8 (5.03%) Consultant
9 8 (5.03%) Data Scientist
9 8 (5.03%) Python Developer
9 8 (5.03%) Ruby Developer
10 7 (4.40%) Data Architect
11 6 (3.77%) Hadoop Engineer
12 5 (3.14%) AWS Developer
12 5 (3.14%) Big Data Architect
12 5 (3.14%) Full Stack Developer
Libraries, Frameworks & Software Standards
1 59 (37.11%) Kafka
2 14 (8.81%) RabbitMQ
3 12 (7.55%) REST
4 11 (6.92%) Akka
4 11 (6.92%) HTML
4 11 (6.92%) HTML5
5 10 (6.29%) AngularJS
5 10 (6.29%) React
6 9 (5.66%) scikit-learn
7 8 (5.03%) CSS
7 8 (5.03%) OAuth
7 8 (5.03%) OAuth2
7 8 (5.03%) Ruby on Rails
7 8 (5.03%) SOAP
7 8 (5.03%) TensorFlow
8 6 (3.77%) Keras
8 6 (3.77%) Pandas
8 6 (3.77%) PySpark
9 5 (3.14%) MLlib
9 5 (3.14%) NumPy
Miscellaneous
1 24 (15.09%) Algorithms
2 16 (10.06%) Analytical Skills
3 15 (9.43%) Fintech
4 11 (6.92%) Greenfield Project
5 8 (5.03%) Credit Risk
6 7 (4.40%) Data Structures
7 6 (3.77%) Computer Science
8 2 (1.26%) Blog
8 2 (1.26%) Data Centre
8 2 (1.26%) Derivative
8 2 (1.26%) Grid Computing
8 2 (1.26%) iPad
8 2 (1.26%) Life Science
8 2 (1.26%) Linux Command Line
8 2 (1.26%) Market Risk
8 2 (1.26%) Online Games
8 2 (1.26%) Replication
8 2 (1.26%) Social Network
9 1 (0.63%) Cloud Native
9 1 (0.63%) Self-Motivation
Operating Systems
1 39 (24.53%) Linux
2 10 (6.29%) Red Hat Enterprise Linux
3 8 (5.03%) Unix
4 3 (1.89%) DC/OS
5 1 (0.63%) Mac OS X
5 1 (0.63%) Ubuntu
5 1 (0.63%) Windows
5 1 (0.63%) Windows Server
5 1 (0.63%) Windows Server 2008
Processes & Methodologies
1 60 (37.74%) Agile Software Development
2 49 (30.82%) Analytics
3 41 (25.79%) Machine Learning
4 40 (25.16%) ETL
5 32 (20.13%) Data Science
6 25 (15.72%) DevOps
7 24 (15.09%) Data Engineering
7 24 (15.09%) TDD
8 19 (11.95%) Microservices
9 15 (9.43%) Continuous Integration
10 14 (8.81%) Mentoring
11 13 (8.18%) Business Intelligence
11 13 (8.18%) Software Engineering
12 12 (7.55%) BDD
12 12 (7.55%) Data Modelling
12 12 (7.55%) E-Commerce
12 12 (7.55%) MapReduce
13 11 (6.92%) Open Source
14 10 (6.29%) Functional Programming
14 10 (6.29%) Problem-Solving
Programming Languages
1 91 (57.23%) Python
2 84 (52.83%) Java
3 64 (40.25%) Scala
4 44 (27.67%) SQL
5 19 (11.95%) R
6 17 (10.69%) Java 8
7 12 (7.55%) JavaScript
8 10 (6.29%) Ruby
9 9 (5.66%) ES6
10 8 (5.03%) C#
11 6 (3.77%) Shell Script
12 5 (3.14%) MATLAB
12 5 (3.14%) PowerShell
12 5 (3.14%) T-SQL
13 4 (2.52%) Bash Shell
13 4 (2.52%) Perl
14 3 (1.89%) Clojure
14 3 (1.89%) Julia
14 3 (1.89%) PL/SQL
15 2 (1.26%) U-SQL
Qualifications
1 5 (3.14%) Degree
2 4 (2.52%) Computer Science Degree
3 2 (1.26%) Microsoft Certification
4 1 (0.63%) MCSD
4 1 (0.63%) Numerate Degree
4 1 (0.63%) PhD
4 1 (0.63%) PRINCE2 Certification
4 1 (0.63%) SC Cleared
4 1 (0.63%) Security Cleared
Quality Assurance & Compliance
1 3 (1.89%) GCP
1 3 (1.89%) QA
2 1 (0.63%) Data Quality
2 1 (0.63%) GDPR
System Software
1 38 (23.90%) HDFS
2 30 (18.87%) Docker
3 18 (11.32%) Apache Flume
4 11 (6.92%) Apache ZooKeeper
5 6 (3.77%) Active Directory
Systems Management
1 16 (10.06%) Hadoop YARN
1 16 (10.06%) Oozie
2 13 (8.18%) Mesos
3 9 (5.66%) Ansible
4 8 (5.03%) Kubernetes
4 8 (5.03%) Marathon
5 6 (3.77%) Ambari
5 6 (3.77%) Apache Slider
6 4 (2.52%) Terraform
7 3 (1.89%) Kibana
7 3 (1.89%) Puppet
8 2 (1.26%) logstash
8 2 (1.26%) Salt
9 1 (0.63%) rkt
Vendors
1 21 (13.21%) Cloudera
2 20 (12.58%) Hortonworks
3 15 (9.43%) Oracle
4 13 (8.18%) Tableau
5 11 (6.92%) Microsoft
6 7 (4.40%) MapR
7 6 (3.77%) Informatica
8 5 (3.14%) Google
9 4 (2.52%) Hitachi
9 4 (2.52%) Splunk
9 4 (2.52%) Talend
10 3 (1.89%) SAP
11 2 (1.26%) Ab Initio
11 2 (1.26%) Alteryx
11 2 (1.26%) Cognos
11 2 (1.26%) Red Hat
11 2 (1.26%) SaltStack
11 2 (1.26%) TIBCO
11 2 (1.26%) Vertica
12 1 (0.63%) Facebook