Period
to 3 July 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 July 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 Jul 2020
Same period 2019 Same period 2018
Rank 78 90 89
Rank change year-on-year +12 -1 -2
Contract jobs citing Scala 60 189 202
As % of all contract jobs advertised in the City of London 2.19% 2.85% 2.86%
As % of the Programming Languages category 4.47% 5.71% 5.40%
Number of daily rates quoted 56 167 192
Median daily rate £572 £600 £588
Median daily rate % change year-on-year -4.75% +2.13% -2.08%
10th Percentile £413 £475 £463
90th Percentile £675 £700 £713
Central London median daily rate £568 £600 £550
% change year-on-year -5.33% +9.09% -8.33%
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 1,342 3,311 3,744
As % of all contract IT jobs advertised in the City of London 49.05% 49.98% 53.00%
Number of daily rates quoted 1,004 2,694 3,138
Median daily rate £525 £525 £525
10th Percentile £375 £406 £363
90th Percentile £688 £675 £694
Central London median daily rate £525 £525 £525
Number of hourly rates quoted 13 22 21
Median hourly rate £35.00 £28.75 £21.50
Median hourly rate % change year-on-year +21.74% +33.72% -24.15%
10th Percentile £24.15 £21.00 £12.75
90th Percentile £57.30 £56.50 £38.47
Median hourly rate £35.00 £35.00 £21.50
% change year-on-year - +62.79% -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 July 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 July 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 +11 2 £625 +8.70%
Scala
Central London

For the 6 months to 3 July 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 33 (55.00%) Java
2 30 (50.00%) Agile Software Development
3 27 (45.00%) Apache Spark
4 21 (35.00%) Python
4 21 (35.00%) Kafka
5 20 (33.33%) Microservices
6 17 (28.33%) TDD
7 16 (26.67%) Finance
7 16 (26.67%) Big Data
8 14 (23.33%) GCP
8 14 (23.33%) JavaScript
9 13 (21.67%) NoSQL
9 13 (21.67%) Continuous Integration
10 12 (20.00%) Docker
11 11 (18.33%) Kubernetes
11 11 (18.33%) Java 8
11 11 (18.33%) Banking
11 11 (18.33%) SQL
12 10 (16.67%) Scrum
12 10 (16.67%) DevOps
12 10 (16.67%) Akka
13 9 (15.00%) Continuous Delivery
13 9 (15.00%) PySpark
13 9 (15.00%) Spring
14 8 (13.33%) Software Engineering
14 8 (13.33%) Azure
14 8 (13.33%) AWS
14 8 (13.33%) Apache Hive
14 8 (13.33%) Kotlin
14 8 (13.33%) Elasticsearch

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 27 (45.00%) Apache Spark
2 8 (13.33%) Elasticsearch
3 4 (6.67%) Tornado
4 3 (5.00%) Apache
5 2 (3.33%) Confluence
6 1 (1.67%) Apache Airflow
6 1 (1.67%) Apache Pig
6 1 (1.67%) Apache Pulsar
6 1 (1.67%) Oracle Workflow
Business Applications
1 2 (3.33%) Distributed Ledger
Cloud Services
1 14 (23.33%) GCP
2 8 (13.33%) AWS
2 8 (13.33%) Azure
3 6 (10.00%) SaaS
4 2 (3.33%) AWS Lambda
4 2 (3.33%) Serverless
5 1 (1.67%) Amazon Kinesis
Communications & Networking
1 4 (6.67%) Firewall
2 3 (5.00%) HTTPS
2 3 (5.00%) SSL
3 2 (3.33%) DSL
4 1 (1.67%) Ethernet
4 1 (1.67%) Internet
4 1 (1.67%) PuTTY
4 1 (1.67%) WebEx
4 1 (1.67%) Wireless
Database & Business Intelligence
1 16 (26.67%) Big Data
2 13 (21.67%) NoSQL
3 8 (13.33%) Apache Hive
4 7 (11.67%) Hadoop
5 5 (8.33%) Data Warehouse
6 4 (6.67%) Apache Cassandra
7 3 (5.00%) BigQuery
7 3 (5.00%) MySQL
7 3 (5.00%) Relational Database
8 2 (3.33%) Blockchain
8 2 (3.33%) PostgreSQL
8 2 (3.33%) Presto
8 2 (3.33%) Redis
8 2 (3.33%) Spark SQL
8 2 (3.33%) Sqoop
9 1 (1.67%) Amazon Aurora
9 1 (1.67%) Amazon RDS
9 1 (1.67%) Data Lake
9 1 (1.67%) HBase
9 1 (1.67%) Oracle Database
Development Applications
1 4 (6.67%) Git (software)
1 4 (6.67%) GitLab
1 4 (6.67%) Hudson
1 4 (6.67%) Jenkins
1 4 (6.67%) ProC
2 3 (5.00%) JIRA
3 2 (3.33%) minitest
3 2 (3.33%) RSpec
4 1 (1.67%) GoCD
4 1 (1.67%) Gradle
4 1 (1.67%) IntelliJ
4 1 (1.67%) JUnit
4 1 (1.67%) Maven
4 1 (1.67%) TeamCity
General
1 16 (26.67%) Finance
2 11 (18.33%) Banking
3 5 (8.33%) Investment Banking
4 3 (5.00%) Front Office
4 3 (5.00%) Games
4 3 (5.00%) Telecoms
5 2 (3.33%) Advertising
5 2 (3.33%) Marketing
6 1 (1.67%) Publishing
Job Titles
1 31 (51.67%) Developer
2 17 (28.33%) Scala Developer
3 15 (25.00%) Data Engineer
4 12 (20.00%) Java Developer
5 7 (11.67%) Python Engineer
6 5 (8.33%) AWS Developer
7 4 (6.67%) E-Commerce Developer
7 4 (6.67%) Java Scala Developer
7 4 (6.67%) Platform Engineer
7 4 (6.67%) Senior Developer
8 3 (5.00%) Agile Developer
8 3 (5.00%) Agile Java Developer
8 3 (5.00%) Azure Developer
8 3 (5.00%) Big Data Developer
8 3 (5.00%) Big Data Engineer
8 3 (5.00%) Software Engineer
9 2 (3.33%) Engineering Manager
9 2 (3.33%) Ruby Developer
9 2 (3.33%) Senior Ruby Developer
9 2 (3.33%) Senior Scala Developer
Libraries, Frameworks & Software Standards
1 21 (35.00%) Kafka
2 10 (16.67%) Akka
3 9 (15.00%) PySpark
3 9 (15.00%) Spring
4 6 (10.00%) CSS
4 6 (10.00%) HTML
4 6 (10.00%) RESTful
5 5 (8.33%) Anaconda
6 4 (6.67%) CSS3
6 4 (6.67%) Elastic Stack
6 4 (6.67%) Flask
6 4 (6.67%) HTML5
6 4 (6.67%) Spring Boot
6 4 (6.67%) Twisted
7 3 (5.00%) Guice
7 3 (5.00%) H2O
7 3 (5.00%) JAAS
7 3 (5.00%) scikit-learn
7 3 (5.00%) Spring Security
7 3 (5.00%) TensorFlow
Miscellaneous
1 5 (8.33%) Analytical Skills
2 4 (6.67%) Credit Risk
2 4 (6.67%) Greenfield Project
3 3 (5.00%) Hedge funds
4 2 (3.33%) Life Science
4 2 (3.33%) Self-Motivation
4 2 (3.33%) Semantic Web
5 1 (1.67%) Algorithms
5 1 (1.67%) Digital Signage
5 1 (1.67%) Enterprise Software
5 1 (1.67%) Internet of Things
5 1 (1.67%) User Experience
Operating Systems
1 2 (3.33%) Android
1 2 (3.33%) Apple iOS
1 2 (3.33%) Debian
1 2 (3.33%) Linux
Processes & Methodologies
1 30 (50.00%) Agile Software Development
2 20 (33.33%) Microservices
3 17 (28.33%) TDD
4 13 (21.67%) Continuous Integration
5 10 (16.67%) DevOps
5 10 (16.67%) Scrum
6 9 (15.00%) Continuous Delivery
7 8 (13.33%) Software Engineering
8 7 (11.67%) BDD
8 7 (11.67%) Continuous Deployment
8 7 (11.67%) E-Commerce
8 7 (11.67%) Functional Programming
9 6 (10.00%) Computer Science
9 6 (10.00%) Data Modelling
9 6 (10.00%) Non-Functional Testing
10 5 (8.33%) Business Intelligence
10 5 (8.33%) Machine Learning
10 5 (8.33%) Mathematics
10 5 (8.33%) SDLC
11 4 (6.67%) Dashboard Development
Programming Languages
1 33 (55.00%) Java
2 21 (35.00%) Python
3 14 (23.33%) JavaScript
4 11 (18.33%) Java 8
4 11 (18.33%) SQL
5 8 (13.33%) Kotlin
6 6 (10.00%) Go
6 6 (10.00%) Ruby
7 4 (6.67%) Groovy
8 2 (3.33%) TypeScript
9 1 (1.67%) PHP
Qualifications
1 3 (5.00%) Degree
2 2 (3.33%) Numerate Degree
3 1 (1.67%) Computer Science Degree
Quality Assurance & Compliance
1 1 (1.67%) Data Quality
System Software
1 12 (20.00%) Docker
2 1 (1.67%) Apache Flume
2 1 (1.67%) HDFS
Systems Management
1 11 (18.33%) Kubernetes
2 6 (10.00%) Terraform
3 4 (6.67%) Ansible
3 4 (6.67%) Prometheus
4 3 (5.00%) Zipkin
5 2 (3.33%) Hadoop YARN
5 2 (3.33%) Oozie
6 1 (1.67%) Grafana
Vendors
1 7 (11.67%) Google
2 5 (8.33%) Cloudera
2 5 (8.33%) Hortonworks
3 3 (5.00%) Databricks
4 2 (3.33%) Facebook
4 2 (3.33%) Oracle
4 2 (3.33%) Salesforce.com
5 1 (1.67%) Avaya
5 1 (1.67%) GoCardless
5 1 (1.67%) TOWER Software
5 1 (1.67%) Zuora