Period
to 21 November 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 21 November 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
21 Nov 2019
Same period 2018 Same period 2017
Rank 79 96 99
Rank change year-on-year +17 +3 -26
Contract jobs citing Scala 173 190 187
As % of all contract IT jobs advertised in the City of London 2.96% 2.68% 2.61%
As % of the Programming Languages category 5.92% 4.96% 4.97%
Number of daily rates quoted 148 154 168
City of London median daily rate £600 £600 £600
10th Percentile £463 £500 £503
90th Percentile £700 £734 £725
Central London median daily rate £600 £600 £600
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 2,923 3,831 3,763
As % of all contract IT jobs advertised in the City of London 50.04% 54.11% 52.60%
Number of daily rates quoted 2,368 3,196 3,126
City of London median daily rate £525 £525 £525
10th Percentile £390 £375 £363
90th Percentile £688 £675 £688
Central London median daily rate £525 £525 £513
% change year-on-year - +2.44% +7.89%
Number of hourly rates quoted 10 8 14
City of London median hourly rate £36.28 £37.09 £22.99
Median hourly rate % change year-on-year -2.18% +61.31% -16.39%
10th Percentile £21.15 £16.10 £15.12
90th Percentile £56.45 £74.46 £39.10
Central London median hourly rate £31.50 £37.09 £24.49
% change year-on-year -15.07% +51.48% -10.96%

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 21 November 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 21 November 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 +36 6 £475 -17.39%
Moorgate - 2 £575 -
Scala
Central London

For the 6 months to 21 November 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 99 (57.23%) Java
2 82 (47.40%) Agile Software Development
3 77 (44.51%) Python
4 61 (35.26%) SQL
5 54 (31.21%) Apache Spark
6 52 (30.06%) TDD
7 51 (29.48%) AWS
7 51 (29.48%) Kafka
8 43 (24.86%) Hadoop
9 39 (22.54%) Big Data
9 39 (22.54%) Docker
10 35 (20.23%) Microservices
11 34 (19.65%) Finance
12 33 (19.08%) DevOps
12 33 (19.08%) Kubernetes
13 29 (16.76%) Software Engineering
14 28 (16.18%) Banking
15 26 (15.03%) Spring
15 26 (15.03%) RESTful
15 26 (15.03%) Data Science
16 24 (13.87%) BDD
16 24 (13.87%) Google
17 23 (13.29%) Continuous Delivery
17 23 (13.29%) GCP
18 22 (12.72%) Jenkins
18 22 (12.72%) NoSQL
18 22 (12.72%) Scrum
19 21 (12.14%) JavaScript
20 20 (11.56%) Web Services
21 19 (10.98%) Azure

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 54 (31.21%) Apache Spark
2 19 (10.98%) Elasticsearch
3 8 (4.62%) Apache
3 8 (4.62%) Apache Airflow
4 6 (3.47%) Confluence
5 4 (2.31%) Luigi
6 2 (1.16%) Apache Pig
6 2 (1.16%) JBoss
6 2 (1.16%) Jetty
6 2 (1.16%) Jupyter
6 2 (1.16%) Oracle Self-Service HR
6 2 (1.16%) Tomcat
6 2 (1.16%) WebLogic
7 1 (0.58%) Apache Solr
7 1 (0.58%) DNN
7 1 (0.58%) OpenStack
7 1 (0.58%) SAS
Applications
1 4 (2.31%) Microsoft Excel
Business Applications
1 3 (1.73%) Distributed Ledger
Cloud Services
1 51 (29.48%) AWS
2 23 (13.29%) GCP
3 19 (10.98%) Azure
4 17 (9.83%) Serverless
5 12 (6.94%) Amazon EC2
6 9 (5.20%) Amazon S3
6 9 (5.20%) AWS Lambda
7 8 (4.62%) AWS CloudFormation
8 7 (4.05%) Azure Data Factory
8 7 (4.05%) Power Platform
9 6 (3.47%) Amazon EMR
10 5 (2.89%) Amazon Kinesis
10 5 (2.89%) Azure Functions
10 5 (2.89%) Cloud Computing
10 5 (2.89%) Virtual Private Cloud
11 3 (1.73%) GitHub
12 2 (1.16%) Amazon SageMaker
12 2 (1.16%) Amazon SQS
13 1 (0.58%) PaaS
13 1 (0.58%) SaaS
Communications & Networking
1 3 (1.73%) Firewall
2 2 (1.16%) SSH
3 1 (0.58%) FTP
3 1 (0.58%) PuTTY
Database & Business Intelligence
1 43 (24.86%) Hadoop
2 39 (22.54%) Big Data
3 22 (12.72%) NoSQL
4 16 (9.25%) Apache Cassandra
5 15 (8.67%) Apache Hive
6 13 (7.51%) PostgreSQL
7 11 (6.36%) Data Warehouse
8 10 (5.78%) Amazon Redshift
8 10 (5.78%) Couchbase
9 9 (5.20%) HBase
10 8 (4.62%) MySQL
11 7 (4.05%) BigQuery
11 7 (4.05%) Data Lake
11 7 (4.05%) Power BI
12 6 (3.47%) Impala
12 6 (3.47%) MongoDB
12 6 (3.47%) Oracle Database
13 5 (2.89%) Azure SQL Database
13 5 (2.89%) Spark SQL
13 5 (2.89%) SQL Server
Development Applications
1 22 (12.72%) Jenkins
2 17 (9.83%) Git (software)
3 14 (8.09%) Cucumber
4 12 (6.94%) Maven
4 12 (6.94%) Selenium
5 10 (5.78%) JIRA
6 5 (2.89%) Gradle
6 5 (2.89%) Travis CI
7 4 (2.31%) Atlassian Bamboo
7 4 (2.31%) GoCD
7 4 (2.31%) JUnit
7 4 (2.31%) Mockito
7 4 (2.31%) TeamCity
8 3 (1.73%) Vagrant
9 2 (1.16%) Ant
9 2 (1.16%) Appium
9 2 (1.16%) ClearCase
9 2 (1.16%) Eclipse
9 2 (1.16%) IntelliJ
9 2 (1.16%) Leiningen
General
1 34 (19.65%) Finance
2 28 (16.18%) Banking
3 12 (6.94%) Front Office
4 7 (4.05%) Investment Banking
5 6 (3.47%) Games
5 6 (3.47%) Retail Banking
6 4 (2.31%) Advertising
6 4 (2.31%) Marketing
7 3 (1.73%) Financial Institution
8 2 (1.16%) Public Sector
8 2 (1.16%) Telecoms
9 1 (0.58%) Back Office
9 1 (0.58%) Law
9 1 (0.58%) Publishing
9 1 (0.58%) Retail
Job Titles
1 83 (47.98%) Developer
2 48 (27.75%) Scala Developer
3 40 (23.12%) Data Engineer
4 27 (15.61%) Java Developer
5 14 (8.09%) Senior Developer
6 11 (6.36%) Senior Scala Developer
7 10 (5.78%) Cloud Engineer
8 9 (5.20%) Python Engineer
9 7 (4.05%) Architect
9 7 (4.05%) AWS Engineer
9 7 (4.05%) Hadoop Developer
9 7 (4.05%) Java Engineer
9 7 (4.05%) Java Hadoop Developer
10 6 (3.47%) DevOps Engineer
11 5 (2.89%) Automation Tester
11 5 (2.89%) Big Data Developer
11 5 (2.89%) Data Scientist
11 5 (2.89%) Senior Java Developer
11 5 (2.89%) Tester
12 4 (2.31%) Data Architect
Libraries, Frameworks & Software Standards
1 51 (29.48%) Kafka
2 26 (15.03%) RESTful
2 26 (15.03%) Spring
3 20 (11.56%) Web Services
4 14 (8.09%) Play Framework
5 12 (6.94%) Akka
6 11 (6.36%) React
6 11 (6.36%) Spring Boot
7 10 (5.78%) Gherkin
7 10 (5.78%) XML
8 8 (4.62%) HTML
8 8 (4.62%) PySpark
9 7 (4.05%) REST
10 6 (3.47%) Node.js
10 6 (3.47%) Spark Streaming
11 5 (2.89%) AngularJS
11 5 (2.89%) CSS
11 5 (2.89%) Hibernate
11 5 (2.89%) JSON
12 4 (2.31%) ActiveMQ
Miscellaneous
1 11 (6.36%) Greenfield Project
2 10 (5.78%) Algorithms
2 10 (5.78%) Data Structures
2 10 (5.78%) User Experience
3 8 (4.62%) Analytical Skills
4 7 (4.05%) Derivative
5 6 (3.47%) Linux Command Line
6 5 (2.89%) Foreign Exchange (FX)
7 4 (2.31%) Self-Motivation
8 3 (1.73%) Equities
8 3 (1.73%) Market Risk
9 2 (1.16%) Equity Derivative
9 2 (1.16%) Fixed Income
9 2 (1.16%) Mobile App
9 2 (1.16%) Mobile Banking
9 2 (1.16%) Public Cloud
10 1 (0.58%) Credit Risk
10 1 (0.58%) Hedge funds
10 1 (0.58%) Hybrid Cloud
Operating Systems
1 13 (7.51%) Linux
2 9 (5.20%) Unix
3 7 (4.05%) Windows
4 3 (1.73%) Android
4 3 (1.73%) Apple iOS
4 3 (1.73%) Red Hat Enterprise Linux
5 2 (1.16%) CentOS
5 2 (1.16%) Debian
5 2 (1.16%) Mac OS X
5 2 (1.16%) Ubuntu
5 2 (1.16%) Windows Server
6 1 (0.58%) VMS
Processes & Methodologies
1 82 (47.40%) Agile Software Development
2 52 (30.06%) TDD
3 35 (20.23%) Microservices
4 33 (19.08%) DevOps
5 29 (16.76%) Software Engineering
6 26 (15.03%) Data Science
7 24 (13.87%) BDD
8 23 (13.29%) Continuous Delivery
9 22 (12.72%) Scrum
10 19 (10.98%) Computer Science
10 19 (10.98%) Machine Learning
11 18 (10.40%) Continuous Integration
12 17 (9.83%) Fintech
12 17 (9.83%) Functional Programming
12 17 (9.83%) Kanban
12 17 (9.83%) Pair Programming
13 16 (9.25%) OO
14 15 (8.67%) ETL
14 15 (8.67%) OOP
14 15 (8.67%) Test Automation
Programming Languages
1 99 (57.23%) Java
2 77 (44.51%) Python
3 61 (35.26%) SQL
4 21 (12.14%) JavaScript
5 18 (10.40%) Groovy
6 17 (9.83%) Go
7 14 (8.09%) Ruby
8 11 (6.36%) Kotlin
9 10 (5.78%) R
10 8 (4.62%) C#
11 7 (4.05%) C++
11 7 (4.05%) Clojure
11 7 (4.05%) Java 8
11 7 (4.05%) Perl
12 6 (3.47%) AWK
13 4 (2.31%) sed
13 4 (2.31%) T-SQL
14 2 (1.16%) ClojureScript
14 2 (1.16%) TypeScript
14 2 (1.16%) VBA
Qualifications
1 11 (6.36%) Degree
2 3 (1.73%) Master's Degree
2 3 (1.73%) PhD
3 2 (1.16%) AWS Certification
3 2 (1.16%) Security Cleared
4 1 (0.58%) Computer Science Degree
4 1 (0.58%) DV Cleared
4 1 (0.58%) SC Cleared
Quality Assurance & Compliance
1 6 (3.47%) QA
2 5 (2.89%) Data Quality
System Software
1 39 (22.54%) Docker
2 8 (4.62%) HDFS
3 1 (0.58%) Apache ZooKeeper
3 1 (0.58%) VirtualBox
Systems Management
1 33 (19.08%) Kubernetes
2 13 (7.51%) Terraform
3 10 (5.78%) Hadoop YARN
3 10 (5.78%) Marathon
3 10 (5.78%) Mesos
4 7 (4.05%) Ansible
5 3 (1.73%) Grafana
5 3 (1.73%) Prometheus
6 2 (1.16%) Puppet
6 2 (1.16%) Salt
7 1 (0.58%) Docker Swarm
7 1 (0.58%) Kibana
Vendors
1 24 (13.87%) Google
2 10 (5.78%) Microsoft
3 8 (4.62%) Oracle
3 8 (4.62%) Red Hat
4 7 (4.05%) Cloudera
4 7 (4.05%) Databricks
5 6 (3.47%) Hortonworks
6 5 (2.89%) Facebook
6 5 (2.89%) Teradata
7 3 (1.73%) Criteo
7 3 (1.73%) Sybase
8 2 (1.16%) Atlassian
8 2 (1.16%) Bloomberg
8 2 (1.16%) Palantir
8 2 (1.16%) Perforce
8 2 (1.16%) Reuters
8 2 (1.16%) Tableau
9 1 (0.58%) Ab Initio
9 1 (0.58%) Foundry
9 1 (0.58%) Splunk