Period
to 25 January 2020

The following table provides summary statistics for contract job vacancies advertised in London with a requirement for Scala skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Scala over the 6 months to 25 January 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.

Scala
England > London
6 months to
25 Jan 2020
Same period 2019 Same period 2018
Rank 125 130 94
Rank change year-on-year +5 -36 -8
Contract jobs citing Scala 630 973 1,234
As % of all contract IT jobs advertised in London 2.12% 2.19% 2.64%
As % of the Programming Languages category 4.53% 4.38% 5.48%
Number of daily rates quoted 507 695 1,006
London median daily rate £575 £593 £550
Median daily rate % change year-on-year -2.95% +7.73% -
10th Percentile £438 £463 £425
90th Percentile £724 £725 £685
England median daily rate £550 £550 £550
Number of hourly rates quoted 2 2 1
London median hourly rate £35.60 £122.84 £82.50
Median hourly rate % change year-on-year -71.02% +48.89% +176.71%
10th Percentile £21.96 £77.30 £73.75
90th Percentile £50.25 £166.28 £91.25
England median hourly rate £17.35 £122.84 £82.50
% change year-on-year -85.88% +48.89% +176.71%

Scala is in the Programming Languages category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in London with a requirement for coding skills.

All Programming Languages
London
Contract vacancies with a requirement for coding skills 13,905 22,229 22,527
As % of all contract IT jobs advertised in London 46.71% 49.98% 48.23%
Number of daily rates quoted 10,283 16,851 17,278
London median daily rate £525 £525 £500
Median daily rate % change year-on-year - +5.00% +5.26%
10th Percentile £369 £363 £350
90th Percentile £688 £675 £675
England median daily rate £485 £480 £475
% change year-on-year +1.04% +1.05% +11.76%
Number of hourly rates quoted 107 121 161
London median hourly rate £44.02 £36.00 £35.00
Median hourly rate % change year-on-year +22.28% +2.86% -13.07%
10th Percentile £20.10 £18.70 £18.25
90th Percentile £64.25 £53.75 £58.75
England median hourly rate £42.50 £42.50 £40.00
% change year-on-year - +6.25% -

Scala
Job Vacancy Trend in London

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

Job vacancy trend for Scala in London

Scala
Contractor Daily Rate Trend in London

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

Contractor daily rate trend for Scala in London

Scala
Contractor Daily Rate Histogram in London

The daily rate distribution of IT jobs citing Scala in London over the 6 months to 25 January 2020.

Contractor daily rate histogram for Scala in London

Scala
Contractor Hourly Rate Trend in London

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

Contractor hourly rate trend for Scala in London

Scala
Contractor Hourly Rate Histogram in London

The hourly rate distribution of IT jobs citing Scala in London over the 6 months to 25 January 2020.

Contractor hourly rate histogram for Scala in London

Scala
Contract Job Locations in London

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Scala within the London region over the 6 months to 25 January 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
Central London +20 131 £575 -4.17% 97
South London +26 20 £575 +4.55% 5
West London -5 15 £550 - 30
East London 0 13 £530 -11.67% 12
North London - 1 £525 - 1
Scala
England

For the 6 months to 25 January 2020, IT contractor jobs citing Scala 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 London region with a requirement for Scala.

1 356 (56.51%) Java
2 301 (47.78%) Python
3 269 (42.70%) Agile Software Development
4 202 (32.06%) Apache Spark
5 199 (31.59%) SQL
6 184 (29.21%) AWS
7 165 (26.19%) Kafka
8 156 (24.76%) Big Data
9 154 (24.44%) Hadoop
10 130 (20.63%) TDD
11 114 (18.10%) Finance
12 106 (16.83%) DevOps
12 106 (16.83%) GCP
13 103 (16.35%) Banking
14 101 (16.03%) JavaScript
15 100 (15.87%) Azure
16 97 (15.40%) Microservices
17 91 (14.44%) Docker
18 88 (13.97%) NoSQL
19 82 (13.02%) Kubernetes
20 81 (12.86%) ETL
21 80 (12.70%) Google
21 80 (12.70%) Machine Learning
22 76 (12.06%) Data Science
23 74 (11.75%) Continuous Integration
24 72 (11.43%) PostgreSQL
25 71 (11.27%) Analytics
26 68 (10.79%) RESTful
27 66 (10.48%) Git (software)
27 66 (10.48%) Business Intelligence

Scala
Co-occurring IT Skills in 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
1 202 (32.06%) Apache Spark
2 35 (5.56%) Apache
3 20 (3.17%) Elasticsearch
4 18 (2.86%) Confluence
5 16 (2.54%) WebLogic
6 14 (2.22%) Apache Airflow
7 9 (1.43%) Jupyter
7 9 (1.43%) SAS
8 5 (0.79%) DNN
8 5 (0.79%) Luigi
9 4 (0.63%) Apache Solr
10 3 (0.48%) JBoss
10 3 (0.48%) OpenStack
11 2 (0.32%) Tomcat
12 1 (0.16%) Apache Pig
12 1 (0.16%) Cloud Foundry
12 1 (0.16%) Jetty
12 1 (0.16%) Oracle Self-Service HR
12 1 (0.16%) WebSphere
Applications
1 7 (1.11%) Microsoft Excel
Business Applications
1 10 (1.59%) FINCAD Analytics
2 4 (0.63%) thinkFolio
Cloud Services
1 184 (29.21%) AWS
2 106 (16.83%) GCP
3 100 (15.87%) Azure
4 43 (6.83%) Serverless
5 37 (5.87%) Amazon Kinesis
6 32 (5.08%) Power Platform
7 25 (3.97%) Amazon S3
8 22 (3.49%) AWS Lambda
9 21 (3.33%) Azure Data Factory
9 21 (3.33%) GitHub
10 20 (3.17%) Amazon EMR
11 17 (2.70%) AWS CloudFormation
12 16 (2.54%) Amazon EC2
12 16 (2.54%) Azure Functions
13 13 (2.06%) Amazon SQS
14 12 (1.90%) OpenShift
14 12 (1.90%) Virtual Private Cloud
15 11 (1.75%) AWS Step Functions
16 10 (1.59%) Amazon EKS
17 7 (1.11%) Cloud Computing
Communications & Networking
1 19 (3.02%) HTTP
2 11 (1.75%) Firewall
3 6 (0.95%) Internet
4 4 (0.63%) HTTPS
4 4 (0.63%) PuTTY
4 4 (0.63%) SSL
5 3 (0.48%) Kerberos
5 3 (0.48%) TCP/IP
6 1 (0.16%) Ethernet
6 1 (0.16%) FTP
6 1 (0.16%) SSH
6 1 (0.16%) VPN
6 1 (0.16%) Wireless
Database & Business Intelligence
1 156 (24.76%) Big Data
2 154 (24.44%) Hadoop
3 88 (13.97%) NoSQL
4 72 (11.43%) PostgreSQL
5 64 (10.16%) Apache Hive
6 62 (9.84%) Apache Cassandra
7 53 (8.41%) Relational Database
8 51 (8.10%) MongoDB
9 47 (7.46%) Data Lake
10 46 (7.30%) Data Warehouse
11 38 (6.03%) HBase
11 38 (6.03%) MySQL
12 36 (5.71%) RDBMS
13 35 (5.56%) Amazon DynamoDB
14 33 (5.24%) Amazon Redshift
15 32 (5.08%) Power BI
15 32 (5.08%) SQL Server
16 31 (4.92%) Impala
16 31 (4.92%) Spark SQL
17 30 (4.76%) Amazon Athena
Development Applications
1 66 (10.48%) Git (software)
2 61 (9.68%) Jenkins
3 39 (6.19%) JIRA
4 24 (3.81%) Cucumber
5 21 (3.33%) Selenium
6 17 (2.70%) Bitbucket
7 13 (2.06%) JUnit
8 11 (1.75%) Atlassian Bamboo
9 10 (1.59%) Gradle
9 10 (1.59%) Vagrant
10 9 (1.43%) Visual Studio Team System
11 8 (1.27%) GitLab
11 8 (1.27%) Maven
12 7 (1.11%) Hudson
12 7 (1.11%) Mockito
12 7 (1.11%) REST Assured
13 6 (0.95%) Travis CI
13 6 (0.95%) webpack
14 5 (0.79%) Spock
14 5 (0.79%) TeamCity
General
1 114 (18.10%) Finance
2 103 (16.35%) Banking
3 43 (6.83%) Front Office
4 32 (5.08%) Investment Banking
5 18 (2.86%) Telecoms
6 17 (2.70%) Games
7 14 (2.22%) Retail
8 12 (1.90%) Marketing
9 10 (1.59%) Advertising
10 9 (1.43%) Legal
11 8 (1.27%) Retail Banking
12 4 (0.63%) Back Office
12 4 (0.63%) Public Sector
12 4 (0.63%) Publishing
13 3 (0.48%) Law
13 3 (0.48%) Manufacturing
14 1 (0.16%) Corporate Banking
14 1 (0.16%) Pharmaceutical
Job Titles
1 333 (52.86%) Developer
2 171 (27.14%) Scala Developer
3 135 (21.43%) Data Engineer
4 95 (15.08%) Java Developer
5 59 (9.37%) Senior Developer
6 39 (6.19%) Python Engineer
7 37 (5.87%) Senior Scala Developer
8 34 (5.40%) AWS Engineer
9 33 (5.24%) Architect
10 27 (4.29%) Big Data Developer
10 27 (4.29%) Big Data Engineer
11 26 (4.13%) Java Scala Developer
12 24 (3.81%) Data Scientist
13 22 (3.49%) Python Developer
14 20 (3.17%) DevOps Engineer
14 20 (3.17%) Full Stack Developer
15 19 (3.02%) Data Architect
15 19 (3.02%) Java Engineer
15 19 (3.02%) React Developer
15 19 (3.02%) Senior Java Developer
Libraries, Frameworks & Software Standards
1 165 (26.19%) Kafka
2 68 (10.79%) RESTful
3 66 (10.48%) Web Services
4 60 (9.52%) Akka
4 60 (9.52%) Spring
5 54 (8.57%) CSS
6 52 (8.25%) React
7 51 (8.10%) HTML
8 50 (7.94%) Play Framework
9 47 (7.46%) REST
10 43 (6.83%) PySpark
11 35 (5.56%) Node.js
12 33 (5.24%) JSON
13 32 (5.08%) scikit-learn
14 31 (4.92%) TensorFlow
15 30 (4.76%) HTML5
16 26 (4.13%) RabbitMQ
17 24 (3.81%) AngularJS
17 24 (3.81%) XML
18 23 (3.65%) Spark Streaming
Miscellaneous
1 56 (8.89%) Greenfield Project
2 33 (5.24%) Analytical Skills
3 29 (4.60%) Algorithms
4 26 (4.13%) Derivative
5 22 (3.49%) Data Structures
5 22 (3.49%) Fixed Income
6 19 (3.02%) User Experience
7 16 (2.54%) Foreign Exchange (FX)
8 15 (2.38%) Credit Risk
8 15 (2.38%) Market Risk
9 13 (2.06%) Equity Derivative
10 12 (1.90%) Self-Motivation
11 11 (1.75%) Hedge funds
12 8 (1.27%) Public Cloud
13 7 (1.11%) Linux Command Line
13 7 (1.11%) Mobile App
13 7 (1.11%) Reference Data
14 5 (0.79%) Clustering
15 4 (0.63%) Equities
15 4 (0.63%) Grid Computing
Operating Systems
1 52 (8.25%) Linux
2 31 (4.92%) Unix
3 19 (3.02%) Windows
4 7 (1.11%) Ubuntu
5 6 (0.95%) Apple iOS
6 4 (0.63%) Android
7 3 (0.48%) Red Hat Enterprise Linux
8 2 (0.32%) Mac OS X
8 2 (0.32%) VMS
9 1 (0.16%) CentOS
9 1 (0.16%) Debian
9 1 (0.16%) Windows Server
Processes & Methodologies
1 269 (42.70%) Agile Software Development
2 130 (20.63%) TDD
3 106 (16.83%) DevOps
4 97 (15.40%) Microservices
5 81 (12.86%) ETL
6 80 (12.70%) Machine Learning
7 76 (12.06%) Data Science
8 74 (11.75%) Continuous Integration
9 71 (11.27%) Analytics
10 66 (10.48%) Business Intelligence
11 64 (10.16%) Data Engineering
11 64 (10.16%) Software Engineering
12 63 (10.00%) Scrum
13 58 (9.21%) Computer Science
14 56 (8.89%) Functional Programming
15 55 (8.73%) BDD
15 55 (8.73%) Test Automation
16 52 (8.25%) Data Modelling
17 50 (7.94%) Migration
18 49 (7.78%) Pair Programming
Programming Languages
1 356 (56.51%) Java
2 301 (47.78%) Python
3 199 (31.59%) SQL
4 101 (16.03%) JavaScript
5 42 (6.67%) Go
6 37 (5.87%) Groovy
6 37 (5.87%) Kotlin
6 37 (5.87%) Ruby
7 35 (5.56%) TypeScript
8 30 (4.76%) R
9 20 (3.17%) C++
10 19 (3.02%) C#
10 19 (3.02%) Clojure
11 15 (2.38%) PL/SQL
12 10 (1.59%) Java 8
13 8 (1.27%) Bash Shell
14 7 (1.11%) ES6
14 7 (1.11%) Perl
14 7 (1.11%) T-SQL
15 6 (0.95%) PHP
Qualifications
1 54 (8.57%) Degree
2 14 (2.22%) Master's Degree
3 13 (2.06%) PhD
4 12 (1.90%) Computer Science Degree
5 4 (0.63%) Security Cleared
6 3 (0.48%) SC Cleared
7 2 (0.32%) MBA
8 1 (0.16%) AWS Certification
8 1 (0.16%) DV Cleared
Quality Assurance & Compliance
1 21 (3.33%) QA
2 12 (1.90%) Data Quality
3 5 (0.79%) WCAG
System Software
1 91 (14.44%) Docker
2 34 (5.40%) HDFS
3 9 (1.43%) VirtualBox
4 2 (0.32%) Apache ZooKeeper
4 2 (0.32%) LXC
4 2 (0.32%) VMware Infrastructure
Systems Management
1 82 (13.02%) Kubernetes
2 55 (8.73%) Terraform
3 31 (4.92%) Hadoop YARN
4 30 (4.76%) Ansible
5 9 (1.43%) Docker Swarm
6 8 (1.27%) Istio
6 8 (1.27%) linkerd
7 5 (0.79%) Grafana
7 5 (0.79%) Puppet
8 3 (0.48%) Kibana
8 3 (0.48%) Opscode Chef
9 2 (0.32%) Mesos
9 2 (0.32%) Packer
9 2 (0.32%) Prometheus
10 1 (0.16%) Marathon
10 1 (0.16%) Oozie
10 1 (0.16%) Salt
Vendors
1 80 (12.70%) Google
2 53 (8.41%) Oracle
3 43 (6.83%) Cloudera
4 38 (6.03%) Hortonworks
5 37 (5.87%) Databricks
6 26 (4.13%) Microsoft
7 16 (2.54%) Palantir
8 14 (2.22%) Red Hat
8 14 (2.22%) Teradata
9 13 (2.06%) Tableau
9 13 (2.06%) Talend
10 12 (1.90%) BEA
10 12 (1.90%) IBM
10 12 (1.90%) Informatica
10 12 (1.90%) Sybase
10 12 (1.90%) webMethods
11 10 (1.59%) MapR
12 9 (1.43%) Atlassian
12 9 (1.43%) Datactics
13 8 (1.27%) hybris