Period
to 7 April 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 7 April 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
7 Apr 2020
Same period 2019 Same period 2018
Rank 133 145 95
Rank change year-on-year +12 -50 -7
Contract jobs citing Scala 502 848 1,244
As % of all contract jobs advertised in London 2.02% 1.98% 2.67%
As % of the Programming Languages category 4.22% 4.12% 5.53%
Number of daily rates quoted 374 593 1,019
Median daily rate £575 £600 £550
Median daily rate % change year-on-year -4.17% +9.09% -
10th Percentile £425 £475 £443
90th Percentile £704 £713 £685
England median daily rate £550 £550 £540
% change year-on-year - +1.85% +2.86%
Number of hourly rates quoted 2 1 2
Median hourly rate £35.60 £176.50 £63.75
Median hourly rate % change year-on-year -79.83% +176.86% +113.82%
10th Percentile £21.96 £176.25 £47.43
90th Percentile £50.25 £176.75 £86.68
England median hourly rate £18.70 £176.50 £63.75
% change year-on-year -89.41% +176.86% +113.82%

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 11,885 20,585 22,500
As % of all contract IT jobs advertised in London 47.90% 48.18% 48.28%
Number of daily rates quoted 8,620 15,535 17,233
Median daily rate £525 £525 £500
Median daily rate % change year-on-year - +5.00% +5.26%
10th Percentile £369 £363 £351
90th Percentile £694 £675 £675
England median daily rate £500 £480 £475
% change year-on-year +4.17% +1.05% +8.57%
Number of hourly rates quoted 122 122 204
Median hourly rate £43.01 £35.50 £35.00
Median hourly rate % change year-on-year +21.15% +1.43% -20.45%
10th Percentile £24.50 £19.03 £17.75
90th Percentile £69.10 £53.75 £50.50
Median hourly rate £40.00 £42.50 £40.00
% change year-on-year -5.88% +6.25% -

Scala
Job Vacancy Trend in London

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

Job vacancy trend for Scala in London

Scala
Contractor Daily Rate Trend in London

3-month moving average daily rate quoted in jobs citing Scala in London.

Daily rate trend for Scala in London

Scala
Daily Rate Histogram in London

Daily rate distribution for jobs citing Scala in London over the 6 months to 7 April 2020.

Daily rate histogram for Scala in London

Scala
Contractor Hourly Rate Trend in London

3-month moving average hourly rates quoted in jobs citing Scala in London.

Hourly rate trend for Scala in London

Scala
Hourly Rate Histogram in London

Hourly rate distribution of jobs citing Scala in London over the 6 months to 7 April 2020.

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 7 April 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 +18 94 £575 -4.17% 43
South London +51 24 £500 -9.50% 2
West London +10 14 £550 -6.38% 21
East London -8 3 £450 -25.00% 4
North London +20 1 £525 -4.55% 1
Scala
England

For the 6 months to 7 April 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.

1 283 (56.37%) Java
2 254 (50.60%) Python
3 195 (38.84%) Agile Software Development
4 170 (33.86%) Apache Spark
5 149 (29.68%) Kafka
6 136 (27.09%) SQL
7 132 (26.29%) Big Data
8 120 (23.90%) AWS
9 110 (21.91%) Hadoop
10 100 (19.92%) Microservices
11 98 (19.52%) GCP
12 97 (19.32%) Finance
13 96 (19.12%) NoSQL
14 87 (17.33%) TDD
15 84 (16.73%) Docker
16 83 (16.53%) Software Engineering
17 77 (15.34%) Azure
18 76 (15.14%) JavaScript
19 75 (14.94%) Machine Learning
19 75 (14.94%) DevOps
19 75 (14.94%) Kubernetes
20 67 (13.35%) Analytics
20 67 (13.35%) Data Science
21 62 (12.35%) Banking
21 62 (12.35%) Google
22 59 (11.75%) Continuous Integration
23 58 (11.55%) Git (software)
24 57 (11.35%) PySpark
25 55 (10.96%) Business Intelligence
26 52 (10.36%) Apache Cassandra

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
1 170 (33.86%) Apache Spark
2 23 (4.58%) Apache
3 17 (3.39%) Confluence
4 12 (2.39%) Elasticsearch
4 12 (2.39%) WebLogic
5 7 (1.39%) Apache Airflow
6 6 (1.20%) DNN
7 5 (1.00%) Luigi
8 2 (0.40%) Apache Pig
8 2 (0.40%) JBoss
8 2 (0.40%) Jupyter
8 2 (0.40%) nginx
8 2 (0.40%) OpenStack
8 2 (0.40%) SAS
8 2 (0.40%) Tomcat
8 2 (0.40%) Tornado
9 1 (0.20%) Apache Solr
9 1 (0.20%) Oracle Workflow
9 1 (0.20%) SharePoint
9 1 (0.20%) WebSphere
Applications
1 3 (0.60%) InVision
1 3 (0.60%) Sketch
2 1 (0.20%) Adobe Premiere
2 1 (0.20%) Microsoft Excel
2 1 (0.20%) MS Visio
2 1 (0.20%) Photoshop
Business Applications
1 13 (2.59%) FINCAD Analytics
2 4 (0.80%) thinkFolio
3 1 (0.20%) Distributed Ledger
Cloud Services
1 120 (23.90%) AWS
2 98 (19.52%) GCP
3 77 (15.34%) Azure
4 38 (7.57%) Serverless
5 25 (4.98%) AWS Lambda
6 20 (3.98%) Amazon S3
7 18 (3.59%) Amazon Kinesis
7 18 (3.59%) Azure Data Factory
8 17 (3.39%) Power Platform
9 16 (3.19%) OpenShift
10 14 (2.79%) Amazon EC2
10 14 (2.79%) AWS Step Functions
10 14 (2.79%) GitHub
11 13 (2.59%) Azure Functions
12 11 (2.19%) Amazon EMR
13 9 (1.79%) AWS CloudFormation
14 7 (1.39%) PaaS
15 6 (1.20%) Amazon SQS
15 6 (1.20%) SaaS
15 6 (1.20%) Virtual Private Cloud
Communications & Networking
1 20 (3.98%) HTTP
2 14 (2.79%) Firewall
3 8 (1.59%) HTTPS
3 8 (1.59%) SSL
4 5 (1.00%) Internet
5 4 (0.80%) Kerberos
5 4 (0.80%) PuTTY
6 3 (0.60%) TCP/IP
7 2 (0.40%) 5G
7 2 (0.40%) DSL
8 1 (0.20%) Ethernet
8 1 (0.20%) FTP
8 1 (0.20%) VoIP
8 1 (0.20%) WebEx
8 1 (0.20%) Wireless
Database & Business Intelligence
1 132 (26.29%) Big Data
2 110 (21.91%) Hadoop
3 96 (19.12%) NoSQL
4 52 (10.36%) Apache Cassandra
5 51 (10.16%) Relational Database
6 42 (8.37%) Data Warehouse
6 42 (8.37%) MongoDB
6 42 (8.37%) PostgreSQL
7 39 (7.77%) Apache Hive
8 38 (7.57%) Data Lake
8 38 (7.57%) HBase
9 34 (6.77%) Amazon DynamoDB
10 32 (6.37%) RDBMS
11 26 (5.18%) MySQL
12 25 (4.98%) SQL Server
13 23 (4.58%) Amazon Athena
13 23 (4.58%) Redis
14 22 (4.38%) DB2
15 18 (3.59%) BigQuery
16 17 (3.39%) Power BI
Development Applications
1 58 (11.55%) Git (software)
2 48 (9.56%) Jenkins
3 36 (7.17%) JIRA
4 24 (4.78%) GitLab
5 17 (3.39%) Selenium
6 15 (2.99%) Cucumber
7 12 (2.39%) Visual Studio Team System
8 11 (2.19%) JUnit
9 10 (1.99%) Bitbucket
9 10 (1.99%) TeamCity
10 8 (1.59%) Maven
11 6 (1.20%) Travis CI
12 5 (1.00%) Team Foundation Server
13 4 (0.80%) Artifactory
13 4 (0.80%) Gatling
13 4 (0.80%) IntelliJ
13 4 (0.80%) Octopus Deploy
13 4 (0.80%) Postman
14 3 (0.60%) Cypress.io
14 3 (0.60%) Hudson
General
1 97 (19.32%) Finance
2 62 (12.35%) Banking
3 33 (6.57%) Telecoms
4 31 (6.18%) Front Office
5 17 (3.39%) Investment Banking
6 15 (2.99%) Games
7 10 (1.99%) Retail
8 9 (1.79%) Marketing
8 9 (1.79%) Public Sector
9 8 (1.59%) Advertising
10 7 (1.39%) Retail Banking
11 6 (1.20%) Publishing
12 3 (0.60%) Back Office
12 3 (0.60%) Law
12 3 (0.60%) Manufacturing
13 1 (0.20%) Financial Institution
13 1 (0.20%) Pharmaceutical
Job Titles
1 233 (46.41%) Developer
2 128 (25.50%) Data Engineer
3 122 (24.30%) Scala Developer
4 88 (17.53%) Java Developer
5 52 (10.36%) Senior Developer
6 43 (8.57%) Python Engineer
7 42 (8.37%) Senior Scala Developer
8 35 (6.97%) AWS Engineer
9 28 (5.58%) Java Scala Developer
10 26 (5.18%) Data Scientist
11 24 (4.78%) Full Stack Developer
12 23 (4.58%) Architect
12 23 (4.58%) Software Engineer
13 20 (3.98%) Big Data Engineer
14 19 (3.78%) Big Data Developer
15 17 (3.39%) Java Engineer
15 17 (3.39%) NoSQL Engineer
16 16 (3.19%) Data Architect
17 14 (2.79%) AWS Developer
18 13 (2.59%) Cloud Engineer
Libraries, Frameworks & Software Standards
1 149 (29.68%) Kafka
2 57 (11.35%) PySpark
3 52 (10.36%) TensorFlow
4 51 (10.16%) Akka
4 51 (10.16%) Spring
5 45 (8.96%) Web Services
6 38 (7.57%) RESTful
7 36 (7.17%) CSS
8 35 (6.97%) React
9 34 (6.77%) REST
10 33 (6.57%) HTML
11 29 (5.78%) scikit-learn
12 28 (5.58%) Play Framework
13 25 (4.98%) Pandas
14 23 (4.58%) J2EE
14 23 (4.58%) MLlib
15 22 (4.38%) HTML5
15 22 (4.38%) Node.js
16 21 (4.18%) JSON
17 17 (3.39%) SciPy
Miscellaneous
1 47 (9.36%) Analytical Skills
2 38 (7.57%) Greenfield Project
3 33 (6.57%) Algorithms
4 29 (5.78%) Fixed Income
5 22 (4.38%) Data Structures
5 22 (4.38%) Derivative
6 20 (3.98%) Foreign Exchange (FX)
7 16 (3.19%) Equity Derivative
8 14 (2.79%) Credit Risk
8 14 (2.79%) Hedge funds
9 11 (2.19%) Market Risk
10 9 (1.79%) User Experience
11 8 (1.59%) Self-Motivation
12 7 (1.39%) Enterprise Software
12 7 (1.39%) Linux Command Line
13 5 (1.00%) Equities
14 4 (0.80%) PMI
15 3 (0.60%) Digital Media
15 3 (0.60%) Life Science
16 2 (0.40%) Semantic Web
Operating Systems
1 35 (6.97%) Linux
2 30 (5.98%) Unix
3 10 (1.99%) Windows
4 7 (1.39%) Android
5 6 (1.20%) Apple iOS
6 2 (0.40%) Debian
6 2 (0.40%) Mac OS X
Processes & Methodologies
1 195 (38.84%) Agile Software Development
2 100 (19.92%) Microservices
3 87 (17.33%) TDD
4 83 (16.53%) Software Engineering
5 75 (14.94%) DevOps
5 75 (14.94%) Machine Learning
6 67 (13.35%) Analytics
6 67 (13.35%) Data Science
7 59 (11.75%) Continuous Integration
8 55 (10.96%) Business Intelligence
9 51 (10.16%) ETL
10 48 (9.56%) Computer Science
11 46 (9.16%) Fintech
11 46 (9.16%) Scrum
12 45 (8.96%) BDD
13 44 (8.76%) Data Engineering
14 39 (7.77%) Data Modelling
14 39 (7.77%) Test Automation
15 38 (7.57%) Open Source
16 36 (7.17%) Functional Programming
Programming Languages
1 283 (56.37%) Java
2 254 (50.60%) Python
3 136 (27.09%) SQL
4 76 (15.14%) JavaScript
5 49 (9.76%) Kotlin
6 31 (6.18%) Go
7 28 (5.58%) Ruby
8 25 (4.98%) TypeScript
9 24 (4.78%) Groovy
10 21 (4.18%) Clojure
11 19 (3.78%) C++
11 19 (3.78%) Java 8
12 15 (2.99%) C#
12 15 (2.99%) R
13 13 (2.59%) PL/SQL
14 6 (1.20%) Bash Shell
15 5 (1.00%) PHP
15 5 (1.00%) T-SQL
16 4 (0.80%) Shell Script
16 4 (0.80%) U-SQL
Qualifications
1 38 (7.57%) Degree
2 13 (2.59%) Master's Degree
3 12 (2.39%) Computer Science Degree
4 8 (1.59%) PhD
4 8 (1.59%) SANS
5 4 (0.80%) PMI Certification
6 3 (0.60%) SC Cleared
6 3 (0.60%) Security Cleared
7 2 (0.40%) DBS Check
7 2 (0.40%) MBA
7 2 (0.40%) Microsoft Certification
Quality Assurance & Compliance
1 15 (2.99%) QA
2 10 (1.99%) Data Quality
3 6 (1.20%) WCAG
System Software
1 84 (16.73%) Docker
2 19 (3.78%) HDFS
3 2 (0.40%) Apache Flume
3 2 (0.40%) Apache ZooKeeper
3 2 (0.40%) LXC
Systems Management
1 75 (14.94%) Kubernetes
2 41 (8.17%) Terraform
3 18 (3.59%) Ansible
4 17 (3.39%) Hadoop YARN
5 6 (1.20%) Grafana
5 6 (1.20%) Oozie
5 6 (1.20%) Prometheus
6 5 (1.00%) Istio
6 5 (1.00%) linkerd
6 5 (1.00%) Zipkin
7 3 (0.60%) Kibana
8 2 (0.40%) Mesos
8 2 (0.40%) Opscode Chef
8 2 (0.40%) Puppet
9 1 (0.20%) Ambari
9 1 (0.20%) Marathon
9 1 (0.20%) Packer
Vendors
1 62 (12.35%) Google
2 45 (8.96%) Oracle
3 34 (6.77%) Databricks
4 29 (5.78%) Cloudera
5 21 (4.18%) Microsoft
6 17 (3.39%) Hortonworks
7 14 (2.79%) Sybase
8 10 (1.99%) Informatica
9 8 (1.59%) BEA
9 8 (1.59%) MapR
9 8 (1.59%) webMethods
10 6 (1.20%) Facebook
10 6 (1.20%) hybris
10 6 (1.20%) Perforce
10 6 (1.20%) StreamSets
10 6 (1.20%) Tableau
10 6 (1.20%) Talend
11 4 (0.80%) Charles River
11 4 (0.80%) Salesforce.com
11 4 (0.80%) Teradata