Period
to 3 April 2020

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 3 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
Central London > City of London
6 months to
3 Apr 2020
Same period 2019 Same period 2018
Rank 90 96 91
Rank change year-on-year +6 -5 -20
Contract jobs citing Scala 91 176 200
As % of all contract jobs advertised in the City of London 2.18% 2.60% 2.82%
As % of the Programming Languages category 4.42% 5.03% 5.26%
Number of daily rates quoted 80 144 188
Median daily rate £575 £600 £569
Median daily rate % change year-on-year -4.17% +5.49% -1.09%
10th Percentile £413 £489 £473
90th Percentile £700 £688 £713
Central London median daily rate £575 £600 £550
% change year-on-year -4.17% +9.09% -4.35%
Number of hourly rates quoted 1 0 0
Median hourly rate £18.70 - -
Central London median hourly rate £18.70 - -

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 2,058 3,502 3,804
As % of all contract IT jobs advertised in the City of London 49.35% 51.78% 53.59%
Number of daily rates quoted 1,603 2,842 3,241
Median daily rate £525 £525 £525
10th Percentile £382 £400 £363
90th Percentile £688 £675 £713
Central London median daily rate £525 £525 £513
% change year-on-year - +2.44% +7.89%
Number of hourly rates quoted 18 15 19
Median hourly rate £36.75 £22.50 £21.50
Median hourly rate % change year-on-year +63.33% +4.65% -24.15%
10th Percentile £24.50 £18.28 £15.95
90th Percentile £58.63 £56.50 £52.10
Median hourly rate £35.00 £28.75 £21.50
% change year-on-year +21.74% +33.72% -24.15%

Scala
Job Vacancy Trend in the City of London

Job postings citing Scala as a proportion 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

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

Daily rate trend for Scala in the City of London

Scala
Daily Rate Histogram in the City of London

Daily rate distribution for jobs citing Scala in the City of London over the 6 months to 3 April 2020.

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 3 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
Moorgate - 2 £625 -
London Bridge - 2 £475 -
Scala
Central London

For the 6 months to 3 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 City of London region with a requirement for Scala.

1 47 (51.65%) Java
2 46 (50.55%) Agile Software Development
3 39 (42.86%) Python
4 28 (30.77%) TDD
4 28 (30.77%) Apache Spark
5 25 (27.47%) Kafka
6 23 (25.27%) SQL
7 21 (23.08%) JavaScript
8 20 (21.98%) Microservices
8 20 (21.98%) DevOps
9 18 (19.78%) Finance
10 16 (17.58%) AWS
11 15 (16.48%) NoSQL
11 15 (16.48%) GCP
11 15 (16.48%) Big Data
11 15 (16.48%) Spring
12 14 (15.38%) Hadoop
13 13 (14.29%) Continuous Delivery
14 12 (13.19%) Docker
14 12 (13.19%) Go
14 12 (13.19%) Ruby
14 12 (13.19%) Continuous Integration
14 12 (13.19%) Terraform
15 11 (12.09%) Google
15 11 (12.09%) Functional Programming
15 11 (12.09%) Kubernetes
15 11 (12.09%) Apache Cassandra
16 10 (10.99%) Akka
16 10 (10.99%) Non-Functional Testing
16 10 (10.99%) Business Intelligence

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 28 (30.77%) Apache Spark
2 5 (5.49%) Elasticsearch
3 4 (4.40%) Apache Airflow
4 3 (3.30%) Luigi
5 2 (2.20%) Apache
5 2 (2.20%) Confluence
5 2 (2.20%) DNN
6 1 (1.10%) Apache Pig
6 1 (1.10%) Oracle Workflow
6 1 (1.10%) Tornado
6 1 (1.10%) WebLogic
Applications
1 1 (1.10%) Microsoft Excel
Business Applications
1 1 (1.10%) Distributed Ledger
Cloud Services
1 16 (17.58%) AWS
2 15 (16.48%) GCP
3 9 (9.89%) Serverless
4 7 (7.69%) AWS Lambda
5 5 (5.49%) SaaS
6 3 (3.30%) Azure
7 2 (2.20%) Amazon EC2
7 2 (2.20%) Amazon Kinesis
7 2 (2.20%) Amazon SQS
7 2 (2.20%) Azure Data Factory
7 2 (2.20%) Azure Functions
7 2 (2.20%) Power Platform
8 1 (1.10%) Amazon S3
8 1 (1.10%) AWS CloudFormation
8 1 (1.10%) AWS Step Functions
8 1 (1.10%) GitHub
8 1 (1.10%) PaaS
8 1 (1.10%) Virtual Private Cloud
Communications & Networking
1 6 (6.59%) Firewall
2 2 (2.20%) DSL
2 2 (2.20%) PuTTY
3 1 (1.10%) Ethernet
3 1 (1.10%) FTP
3 1 (1.10%) HTTPS
3 1 (1.10%) Internet
3 1 (1.10%) SSL
3 1 (1.10%) WebEx
3 1 (1.10%) Wireless
Database & Business Intelligence
1 15 (16.48%) Big Data
1 15 (16.48%) NoSQL
2 14 (15.38%) Hadoop
3 11 (12.09%) Apache Cassandra
4 7 (7.69%) Data Warehouse
5 6 (6.59%) Apache Hive
5 6 (6.59%) PostgreSQL
6 5 (5.49%) HBase
7 4 (4.40%) MySQL
7 4 (4.40%) Relational Database
8 3 (3.30%) Azkaban
8 3 (3.30%) BigQuery
8 3 (3.30%) Data Lake
8 3 (3.30%) Spark SQL
9 2 (2.20%) Amazon DynamoDB
9 2 (2.20%) Amazon RDS
9 2 (2.20%) Flink
9 2 (2.20%) Oracle Database
9 2 (2.20%) Power BI
9 2 (2.20%) Presto
Development Applications
1 9 (9.89%) Jenkins
2 7 (7.69%) JIRA
3 6 (6.59%) Git (software)
4 4 (4.40%) Maven
4 4 (4.40%) Travis CI
5 2 (2.20%) Cucumber
5 2 (2.20%) minitest
5 2 (2.20%) RSpec
6 1 (1.10%) Bitbucket
6 1 (1.10%) GitLab
6 1 (1.10%) GoCD
6 1 (1.10%) Gradle
6 1 (1.10%) Hudson
6 1 (1.10%) IntelliJ
6 1 (1.10%) JUnit
6 1 (1.10%) ProC
6 1 (1.10%) REST Assured
6 1 (1.10%) Selenium
6 1 (1.10%) TeamCity
General
1 18 (19.78%) Finance
2 7 (7.69%) Banking
3 6 (6.59%) Telecoms
4 5 (5.49%) Advertising
4 5 (5.49%) Marketing
5 4 (4.40%) Games
5 4 (4.40%) Retail Banking
6 3 (3.30%) Investment Banking
7 2 (2.20%) Front Office
7 2 (2.20%) Publishing
8 1 (1.10%) Law
Job Titles
1 45 (49.45%) Developer
2 25 (27.47%) Scala Developer
3 18 (19.78%) Data Engineer
4 17 (18.68%) Java Developer
5 10 (10.99%) Python Engineer
6 8 (8.79%) Senior Developer
7 6 (6.59%) Platform Engineer
8 5 (5.49%) Analyst
8 5 (5.49%) AWS Developer
8 5 (5.49%) Java Scala Developer
8 5 (5.49%) Senior Scala Developer
9 4 (4.40%) Data Analyst
9 4 (4.40%) Hadoop Developer
9 4 (4.40%) Java Hadoop Developer
9 4 (4.40%) React Developer
9 4 (4.40%) Ruby Developer
9 4 (4.40%) Software Engineer
10 3 (3.30%) Big Data Engineer
10 3 (3.30%) Full Stack Developer
10 3 (3.30%) Java Engineer
Libraries, Frameworks & Software Standards
1 25 (27.47%) Kafka
2 15 (16.48%) Spring
3 10 (10.99%) Akka
4 9 (9.89%) PySpark
4 9 (9.89%) RESTful
5 7 (7.69%) React
6 6 (6.59%) Web Services
7 5 (5.49%) HTML
7 5 (5.49%) Redux
7 5 (5.49%) TensorFlow
8 4 (4.40%) CSS
8 4 (4.40%) Play Framework
8 4 (4.40%) REST
8 4 (4.40%) Spring Boot
8 4 (4.40%) XML
9 3 (3.30%) scikit-learn
9 3 (3.30%) Spark Streaming
10 2 (2.20%) MLlib
10 2 (2.20%) Pandas
10 2 (2.20%) Samza
Miscellaneous
1 8 (8.79%) Analytical Skills
1 8 (8.79%) Greenfield Project
2 5 (5.49%) Self-Motivation
3 4 (4.40%) Algorithms
3 4 (4.40%) Linux Command Line
4 3 (3.30%) Credit Risk
4 3 (3.30%) Data Structures
5 2 (2.20%) Life Science
5 2 (2.20%) Semantic Web
6 1 (1.10%) Digital Signage
6 1 (1.10%) Hedge funds
6 1 (1.10%) Internet of Things
6 1 (1.10%) User Experience
Operating Systems
1 4 (4.40%) Unix
2 3 (3.30%) Android
2 3 (3.30%) Apple iOS
2 3 (3.30%) Linux
3 2 (2.20%) Debian
4 1 (1.10%) Windows
Processes & Methodologies
1 46 (50.55%) Agile Software Development
2 28 (30.77%) TDD
3 20 (21.98%) DevOps
3 20 (21.98%) Microservices
4 13 (14.29%) Continuous Delivery
5 12 (13.19%) Continuous Integration
6 11 (12.09%) Functional Programming
7 10 (10.99%) Business Intelligence
7 10 (10.99%) Non-Functional Testing
8 9 (9.89%) BDD
8 9 (9.89%) Computer Science
8 9 (9.89%) Data Science
8 9 (9.89%) Pair Programming
8 9 (9.89%) Scrum
9 8 (8.79%) Machine Learning
9 8 (8.79%) Software Engineering
10 7 (7.69%) Analytics
10 7 (7.69%) Infrastructure as Code
10 7 (7.69%) Problem-Solving
11 6 (6.59%) Dashboard Development
Programming Languages
1 47 (51.65%) Java
2 39 (42.86%) Python
3 23 (25.27%) SQL
4 21 (23.08%) JavaScript
5 12 (13.19%) Go
5 12 (13.19%) Ruby
6 8 (8.79%) Groovy
6 8 (8.79%) Java 8
7 7 (7.69%) Kotlin
7 7 (7.69%) TypeScript
8 4 (4.40%) C++
8 4 (4.40%) R
9 3 (3.30%) AWK
9 3 (3.30%) sed
10 2 (2.20%) PL/SQL
11 1 (1.10%) C#
11 1 (1.10%) Clojure
11 1 (1.10%) PHP
Qualifications
1 5 (5.49%) Degree
2 2 (2.20%) Master's Degree
2 2 (2.20%) PhD
3 1 (1.10%) Computer Science Degree
Quality Assurance & Compliance
1 4 (4.40%) Data Quality
2 2 (2.20%) QA
System Software
1 12 (13.19%) Docker
2 5 (5.49%) HDFS
3 1 (1.10%) Apache Flume
Systems Management
1 12 (13.19%) Terraform
2 11 (12.09%) Kubernetes
3 6 (6.59%) Hadoop YARN
4 2 (2.20%) Ansible
4 2 (2.20%) Oozie
4 2 (2.20%) Prometheus
5 1 (1.10%) Grafana
5 1 (1.10%) Zipkin
Vendors
1 11 (12.09%) Google
2 6 (6.59%) Facebook
3 4 (4.40%) Oracle
4 3 (3.30%) Microsoft
4 3 (3.30%) Salesforce.com
5 2 (2.20%) Cloudera
5 2 (2.20%) Databricks
5 2 (2.20%) GoCardless
5 2 (2.20%) Hortonworks
5 2 (2.20%) Zuora
6 1 (1.10%) Avaya
6 1 (1.10%) BEA
6 1 (1.10%) Criteo
6 1 (1.10%) Perforce
6 1 (1.10%) Red Hat
6 1 (1.10%) Sybase
6 1 (1.10%) TOWER Software
6 1 (1.10%) webMethods