Period
to 17 August 2019

The following table provides summary statistics for contract job vacancies advertised in the City of 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 17 August 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.

Scala
Central London > City of London
6 months to
17 Aug 2019
Same period 2018 Same period 2017
Rank 78 108 87
Rank change year-on-year +30 -21 +19
Contract jobs citing Scala 196 172 191
As % of all contract IT jobs advertised in the City of London 3.01% 2.44% 2.89%
As % of the Programming Languages category 6.08% 4.58% 5.64%
Number of daily rates quoted 173 155 165
City of London median daily rate £600 £600 £600
10th Percentile £475 £455 £475
90th Percentile £700 £735 £738
Central London median daily rate £600 £563 £600
% change year-on-year +6.67% -6.25% +9.09%
Number of hourly rates quoted 0 0 0
City of London median hourly rate - - -
Central London median hourly rate - - -

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 the City of London with a requirement for coding skills.

All Programming Languages
City of London
Contract vacancies with a requirement for coding skills 3,224 3,755 3,386
As % of all contract IT jobs advertised in the City of London 49.58% 53.32% 51.24%
Number of daily rates quoted 2,616 3,122 2,706
City of London median daily rate £525 £525 £513
Median daily rate % change year-on-year - +2.44% +7.89%
10th Percentile £404 £368 £358
90th Percentile £675 £700 £675
Central London median daily rate £525 £525 £500
% change year-on-year - +5.00% +10.74%
Number of hourly rates quoted 24 17 12
City of London median hourly rate £35.00 £21.50 £22.99
Median hourly rate % change year-on-year +62.79% -6.49% +21.01%
10th Percentile £21.00 £12.50 £13.31
90th Percentile £56.50 £64.50 £36.73
Central London median hourly rate £35.00 £21.50 £28.35
% change year-on-year +62.79% -24.15% +49.18%

Scala
Job Vacancy Trend in the City of London

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

Job vacancy trend for Scala in the City of London

Scala
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 Scala in the City of London.

Contractor daily rate trend for Scala in the City of London

Scala
Contractor Daily Rate Histogram in the City of London

The daily rate distribution of IT jobs citing Scala in the City of London over the 6 months to 17 August 2019.

Contractor daily rate histogram for Scala in the City of London

Scala
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 Scala within the City of London region over the 6 months to 17 August 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
Moorgate - 10 £575 -
London Bridge -23 1 £425 -26.09%
Scala
Central London

For the 6 months to 17 August 2019, 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 City of London region with a requirement for Scala.

1 116 (59.18%) Java
2 85 (43.37%) Agile Software Development
3 84 (42.86%) Python
4 73 (37.24%) Apache Spark
5 70 (35.71%) Kafka
6 68 (34.69%) Amazon AWS
7 65 (33.16%) SQL
8 64 (32.65%) TDD
9 61 (31.12%) Docker
10 56 (28.57%) Hadoop
11 52 (26.53%) Big Data
12 49 (25.00%) Microservices
13 48 (24.49%) Kubernetes
14 40 (20.41%) DevOps
14 40 (20.41%) BDD
15 38 (19.39%) Spring
16 35 (17.86%) Software Engineering
17 34 (17.35%) Finance
18 32 (16.33%) Play Framework
18 32 (16.33%) Data Science
19 31 (15.82%) Apache Hive
19 31 (15.82%) RESTful
20 30 (15.31%) Google Cloud Platform
21 28 (14.29%) Artificial Intelligence
21 28 (14.29%) Google
22 27 (13.78%) Machine Learning
23 26 (13.27%) Git (software)
23 26 (13.27%) Scrum
24 25 (12.76%) NoSQL
25 24 (12.24%) Jenkins

Scala
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 73 (37.24%) Apache Spark
2 24 (12.24%) Elasticsearch
3 10 (5.10%) Apache
4 9 (4.59%) Apache Airflow
5 5 (2.55%) Confluence
6 4 (2.04%) Apache Solr
7 3 (1.53%) JBoss
7 3 (1.53%) WebLogic
8 2 (1.02%) Apache Pig
8 2 (1.02%) Jetty
8 2 (1.02%) Luigi
8 2 (1.02%) Oracle Self-Service HR
8 2 (1.02%) Tomcat
Applications
1 2 (1.02%) Microsoft Excel
Business Applications
1 8 (4.08%) Distributed Ledger
Cloud Services
1 68 (34.69%) Amazon AWS
2 30 (15.31%) Google Cloud Platform
3 17 (8.67%) Microsoft Azure
4 10 (5.10%) Amazon S3
4 10 (5.10%) Amazon SageMaker
5 9 (4.59%) Amazon Kinesis
5 9 (4.59%) AWS CloudFormation
6 8 (4.08%) Amazon EC2
6 8 (4.08%) Serverless
7 7 (3.57%) Amazon EMR
7 7 (3.57%) AWS Lambda
8 5 (2.55%) Datadog
8 5 (2.55%) GitHub
9 4 (2.04%) Cloud Computing
9 4 (2.04%) SaaS
10 3 (1.53%) Amazon SQS
10 3 (1.53%) PaaS
10 3 (1.53%) Virtual Private Cloud
11 2 (1.02%) Amazon ElastiCache
12 1 (0.51%) Power Platform
Communications & Networking
1 2 (1.02%) SSH
1 2 (1.02%) Wireshark
2 1 (0.51%) 3GPP
2 1 (0.51%) HTTP
2 1 (0.51%) Internet
2 1 (0.51%) Network Security
2 1 (0.51%) SSL
2 1 (0.51%) TCP/IP
Database & Business Intelligence
1 56 (28.57%) Hadoop
2 52 (26.53%) Big Data
3 31 (15.82%) Apache Hive
4 25 (12.76%) NoSQL
5 17 (8.67%) HBase
6 15 (7.65%) Couchbase
7 14 (7.14%) Apache Cassandra
8 13 (6.63%) Amazon Redshift
8 13 (6.63%) MongoDB
9 12 (6.12%) Data Warehouse
10 9 (4.59%) PostgreSQL
11 8 (4.08%) BigQuery
11 8 (4.08%) Blockchain
12 7 (3.57%) Amazon Athena
13 6 (3.06%) Amazon DynamoDB
13 6 (3.06%) Data Lake
13 6 (3.06%) Impala
13 6 (3.06%) MySQL
13 6 (3.06%) Relational Database
14 5 (2.55%) Amazon RDS
Development Applications
1 26 (13.27%) Git (software)
2 24 (12.24%) Jenkins
3 13 (6.63%) Maven
4 11 (5.61%) Cucumber
4 11 (5.61%) JIRA
5 10 (5.10%) JUnit
6 8 (4.08%) Selenium
7 7 (3.57%) Mockito
7 7 (3.57%) Travis CI
8 5 (2.55%) Gradle
9 3 (1.53%) Eclipse
9 3 (1.53%) GoCD
9 3 (1.53%) IntelliJ
9 3 (1.53%) TeamCity
9 3 (1.53%) TestNG
10 2 (1.02%) Ant
10 2 (1.02%) Atlassian Bamboo
10 2 (1.02%) ClearCase
10 2 (1.02%) Mercurial
10 2 (1.02%) Subversion
General
1 34 (17.35%) Finance
2 20 (10.20%) Banking
3 14 (7.14%) Retail
4 11 (5.61%) Front Office
5 9 (4.59%) Retail Banking
6 7 (3.57%) Investment Banking
7 5 (2.55%) Financial Institution
7 5 (2.55%) Games
8 2 (1.02%) Back Office
9 1 (0.51%) Billing
9 1 (0.51%) Publishing
Job Titles
1 86 (43.88%) Developer
2 51 (26.02%) Scala Developer
3 50 (25.51%) Data Engineer
4 34 (17.35%) Java Developer
5 17 (8.67%) Senior Developer
6 15 (7.65%) Python Engineer
7 13 (6.63%) Senior Scala Developer
8 9 (4.59%) Architect
8 9 (4.59%) Big Data Engineer
8 9 (4.59%) Hadoop Developer
8 9 (4.59%) Java Engineer
8 9 (4.59%) Java Hadoop Developer
8 9 (4.59%) Senior Java Developer
9 8 (4.08%) Blockchain Engineer
9 8 (4.08%) Java Scala Developer
10 7 (3.57%) Cloud Engineer
10 7 (3.57%) DevOps Engineer
10 7 (3.57%) Node.js Developer
11 6 (3.06%) Big Data Developer
11 6 (3.06%) Senior Java Scala Developer
Libraries, Frameworks & Software Standards
1 70 (35.71%) Kafka
2 38 (19.39%) Spring
3 32 (16.33%) Play Framework
4 31 (15.82%) RESTful
5 20 (10.20%) Akka
5 20 (10.20%) Spring Boot
6 18 (9.18%) PySpark
6 18 (9.18%) React
7 16 (8.16%) Web Services
8 13 (6.63%) Node.js
9 12 (6.12%) HTML
10 11 (5.61%) scikit-learn
11 10 (5.10%) CSS
11 10 (5.10%) MLlib
12 8 (4.08%) ActiveMQ
12 8 (4.08%) Apache Camel
12 8 (4.08%) Hibernate
13 7 (3.57%) XML
14 6 (3.06%) .NET
14 6 (3.06%) Gherkin
Miscellaneous
1 22 (11.22%) Algorithms
2 17 (8.67%) Data Structures
3 11 (5.61%) Greenfield Project
4 9 (4.59%) User Experience
5 8 (4.08%) Data Protection Act
5 8 (4.08%) Linux Command Line
6 7 (3.57%) Derivative
7 6 (3.06%) Foreign Exchange (FX)
8 4 (2.04%) Analytical Skills
8 4 (2.04%) Equities
9 3 (1.53%) Equity Derivative
10 2 (1.02%) Fixed Income
10 2 (1.02%) Market Risk
10 2 (1.02%) Mobile Banking
10 2 (1.02%) Public Cloud
10 2 (1.02%) Self-Motivation
11 1 (0.51%) Cloud Native
11 1 (0.51%) Internet of Things
11 1 (0.51%) Mobile App
11 1 (0.51%) Smart Home
Operating Systems
1 20 (10.20%) Linux
2 19 (9.69%) Unix
3 10 (5.10%) Windows
4 4 (2.04%) Mac OS X
5 2 (1.02%) Android
5 2 (1.02%) Apple iOS
5 2 (1.02%) CentOS
5 2 (1.02%) Debian
5 2 (1.02%) Red Hat Enterprise Linux
5 2 (1.02%) Ubuntu
5 2 (1.02%) Windows Server
Processes & Methodologies
1 85 (43.37%) Agile Software Development
2 64 (32.65%) TDD
3 49 (25.00%) Microservices
4 40 (20.41%) BDD
4 40 (20.41%) DevOps
5 35 (17.86%) Software Engineering
6 32 (16.33%) Data Science
7 28 (14.29%) Artificial Intelligence
8 27 (13.78%) Machine Learning
9 26 (13.27%) Scrum
10 23 (11.73%) Fintech
10 23 (11.73%) OOP
11 22 (11.22%) Functional Programming
12 21 (10.71%) Computer Science
12 21 (10.71%) OO
13 19 (9.69%) Analytics
14 16 (8.16%) Continuous Delivery
14 16 (8.16%) Data Modelling
15 15 (7.65%) Digital Transformation Programme
16 14 (7.14%) Problem-Solving
Programming Languages
1 116 (59.18%) Java
2 84 (42.86%) Python
3 65 (33.16%) SQL
4 23 (11.73%) JavaScript
5 16 (8.16%) Kotlin
6 13 (6.63%) Groovy
6 13 (6.63%) Java 8
7 11 (5.61%) Go
8 9 (4.59%) Clojure
8 9 (4.59%) R
9 8 (4.08%) AWK
9 8 (4.08%) C#
9 8 (4.08%) Perl
9 8 (4.08%) Ruby
10 6 (3.06%) C++
11 4 (2.04%) PHP
12 3 (1.53%) Shell Script
12 3 (1.53%) TypeScript
13 2 (1.02%) ClojureScript
13 2 (1.02%) sed
Qualifications
1 7 (3.57%) Degree
2 3 (1.53%) Computer Science Degree
3 2 (1.02%) AWS Certification
3 2 (1.02%) Security Cleared
4 1 (0.51%) DV Cleared
4 1 (0.51%) PhD
4 1 (0.51%) SC Cleared
Quality Assurance & Compliance
1 2 (1.02%) QA
System Software
1 61 (31.12%) Docker
2 13 (6.63%) HDFS
3 1 (0.51%) Apache ZooKeeper
Systems Management
1 48 (24.49%) Kubernetes
2 20 (10.20%) Marathon
2 20 (10.20%) Mesos
3 12 (6.12%) Hadoop YARN
4 11 (5.61%) Ansible
5 8 (4.08%) Terraform
6 5 (2.55%) Kibana
7 3 (1.53%) Grafana
7 3 (1.53%) logstash
7 3 (1.53%) Prometheus
7 3 (1.53%) Puppet
8 2 (1.02%) Salt
9 1 (0.51%) Opscode Chef
Vendors
1 28 (14.29%) Google
2 8 (4.08%) Oracle
3 5 (2.55%) Microsoft
4 4 (2.04%) Ab Initio
4 4 (2.04%) Red Hat
5 3 (1.53%) Cloudera
5 3 (1.53%) Splunk
5 3 (1.53%) Teradata
6 2 (1.02%) Databricks
6 2 (1.02%) Hortonworks
6 2 (1.02%) Perforce
6 2 (1.02%) Sybase
7 1 (0.51%) Bloomberg
7 1 (0.51%) Reuters
7 1 (0.51%) webMethods