Period
to 8 August 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 8 August 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
8 Aug 2020
Same period 2019 Same period 2018
Rank 135 123 115
Rank change year-on-year -12 -8 -24
Contract jobs citing Scala 304 911 1,132
As % of all contract jobs advertised in London 1.99% 2.28% 2.47%
As % of the Programming Languages category 3.98% 4.83% 4.98%
Number of daily rates quoted 193 709 851
Median daily rate £573 £600 £550
Median daily rate % change year-on-year -4.58% +9.09% -
10th Percentile £420 £475 £450
90th Percentile £725 £713 £688
England median daily rate £550 £575 £550
% change year-on-year -4.35% +4.55% +4.76%
Number of hourly rates quoted 0 0 3
Median hourly rate - - £45.00
England median hourly rate £35.00 £35.00 £45.00
% change year-on-year - -22.22% -

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 7,644 18,876 22,748
As % of all contract IT jobs advertised in London 50.02% 47.16% 49.71%
Number of daily rates quoted 5,371 14,265 17,394
Median daily rate £525 £525 £513
Median daily rate % change year-on-year - +2.44% +2.50%
10th Percentile £363 £363 £363
90th Percentile £725 £688 £675
England median daily rate £500 £478 £475
% change year-on-year +4.71% +0.53% +5.56%
Number of hourly rates quoted 96 115 174
Median hourly rate £35.00 £42.50 £39.50
Median hourly rate % change year-on-year -17.65% +7.59% +5.33%
10th Percentile £24.30 £20.54 £18.62
90th Percentile £63.38 £60.67 £61.75
Median hourly rate £37.00 £45.00 £41.50
% change year-on-year -17.78% +8.43% +2.47%

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 8 August 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
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 8 August 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 +6 67 £568 -5.33% 22
West London +43 15 £600 - 8
South London +37 4 £540 -6.09%
East London +6 1 - - 4
Scala
England

For the 6 months to 8 August 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.

1 193 (63.49%) Java
2 141 (46.38%) Apache Spark
3 128 (42.11%) Agile Software Development
4 127 (41.78%) Python
5 108 (35.53%) Kafka
6 95 (31.25%) Big Data
7 86 (28.29%) AWS
8 81 (26.64%) Software Engineering
9 80 (26.32%) Azure
10 79 (25.99%) SQL
11 77 (25.33%) GCP
12 75 (24.67%) Kotlin
13 71 (23.36%) Microservices
14 67 (22.04%) NoSQL
15 63 (20.72%) Hadoop
15 63 (20.72%) TDD
16 62 (20.39%) Docker
17 61 (20.07%) Kubernetes
18 52 (17.11%) DevOps
18 52 (17.11%) Akka
19 48 (15.79%) PySpark
20 47 (15.46%) Finance
20 47 (15.46%) Banking
20 47 (15.46%) Continuous Integration
21 46 (15.13%) Machine Learning
22 42 (13.82%) JavaScript
23 40 (13.16%) Scrum
23 40 (13.16%) Analytics
24 39 (12.83%) OO
25 38 (12.50%) Spring

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
1 141 (46.38%) Apache Spark
2 22 (7.24%) Elasticsearch
3 13 (4.28%) Apache
4 11 (3.62%) Confluence
5 6 (1.97%) SAS
5 6 (1.97%) Tomcat
5 6 (1.97%) WebLogic
6 5 (1.64%) JBoss
6 5 (1.64%) Jetty
6 5 (1.64%) MQSeries
6 5 (1.64%) Oracle Self-Service HR
6 5 (1.64%) Red Hat Fuse
6 5 (1.64%) Tornado
7 4 (1.32%) Jupyter
8 2 (0.66%) Apache Airflow
8 2 (0.66%) Luigi
8 2 (0.66%) nginx
8 2 (0.66%) OpenStack
9 1 (0.33%) Apache Solr
9 1 (0.33%) Oracle Coherence
Applications
1 5 (1.64%) Microsoft Excel
2 3 (0.99%) InVision
2 3 (0.99%) Sketch
3 1 (0.33%) Adobe Premiere
3 1 (0.33%) Microsoft PowerPoint
3 1 (0.33%) MS Visio
3 1 (0.33%) Photoshop
Business Applications
1 5 (1.64%) Sparx Enterprise Architect
2 2 (0.66%) Distributed Ledger
Cloud Services
1 86 (28.29%) AWS
2 80 (26.32%) Azure
3 77 (25.33%) GCP
4 10 (3.29%) SaaS
5 8 (2.63%) Serverless
6 7 (2.30%) PaaS
7 6 (1.97%) Azure Data Factory
8 5 (1.64%) Cloud Computing
9 4 (1.32%) Amazon EC2
9 4 (1.32%) Amazon Kinesis
9 4 (1.32%) AWS Lambda
9 4 (1.32%) Power Platform
10 3 (0.99%) Amazon S3
11 2 (0.66%) CloudBees
11 2 (0.66%) OpenShift
11 2 (0.66%) Virtual Private Cloud
12 1 (0.33%) Amazon Glacier
12 1 (0.33%) Azure Functions
12 1 (0.33%) Azure Machine Learning
12 1 (0.33%) Azure Stack
Communications & Networking
1 25 (8.22%) SSL
2 21 (6.91%) HTTPS
3 9 (2.96%) HTTP
4 7 (2.30%) Firewall
5 5 (1.64%) SSH
6 4 (1.32%) Internet
7 3 (0.99%) 5G
8 2 (0.66%) DSL
9 1 (0.33%) Kerberos
9 1 (0.33%) PuTTY
9 1 (0.33%) TCP/IP
9 1 (0.33%) VoIP
9 1 (0.33%) WebEx
9 1 (0.33%) Wi-Fi
9 1 (0.33%) Wireless
Database & Business Intelligence
1 95 (31.25%) Big Data
2 67 (22.04%) NoSQL
3 63 (20.72%) Hadoop
4 26 (8.55%) Apache Hive
5 21 (6.91%) Apache Cassandra
6 18 (5.92%) MongoDB
7 17 (5.59%) Data Lake
8 15 (4.93%) PostgreSQL
9 14 (4.61%) BigQuery
9 14 (4.61%) Data Warehouse
10 13 (4.28%) Relational Database
10 13 (4.28%) SQL Server
11 11 (3.62%) MySQL
12 10 (3.29%) Redis
13 9 (2.96%) HBase
13 9 (2.96%) Impala
14 8 (2.63%) Presto
14 8 (2.63%) Sqoop
15 7 (2.30%) RDBMS
16 6 (1.97%) Oracle Database
Development Applications
1 35 (11.51%) Git (software)
2 31 (10.20%) Jenkins
3 21 (6.91%) GitLab
4 18 (5.92%) JIRA
5 12 (3.95%) Selenium
6 11 (3.62%) Hudson
7 9 (2.96%) Cucumber
8 8 (2.63%) Artifactory
8 8 (2.63%) Visual Studio Team System
9 7 (2.30%) JUnit
9 7 (2.30%) Maven
9 7 (2.30%) TeamCity
10 6 (1.97%) Atlassian Bamboo
10 6 (1.97%) Gradle
10 6 (1.97%) IntelliJ
11 5 (1.64%) FishEye
11 5 (1.64%) Leiningen
11 5 (1.64%) Octopus Deploy
11 5 (1.64%) ProC
11 5 (1.64%) Vagrant
General
1 47 (15.46%) Banking
1 47 (15.46%) Finance
2 26 (8.55%) Front Office
3 23 (7.57%) Telecoms
4 16 (5.26%) Investment Banking
5 8 (2.63%) Retail
6 6 (1.97%) Financial Institution
7 5 (1.64%) Marketing
8 3 (0.99%) Advertising
8 3 (0.99%) Electronics
8 3 (0.99%) Games
8 3 (0.99%) Publishing
9 2 (0.66%) Public Sector
9 2 (0.66%) Retail Banking
10 1 (0.33%) Law
10 1 (0.33%) Pharmaceutical
Job Titles
1 156 (51.32%) Developer
2 80 (26.32%) Scala Developer
3 72 (23.68%) Data Engineer
4 63 (20.72%) Java Developer
5 48 (15.79%) Senior Developer
6 42 (13.82%) Senior Scala Developer
7 20 (6.58%) Big Data Engineer
8 19 (6.25%) Python Engineer
9 15 (4.93%) Data Scientist
10 14 (4.61%) Architect
11 13 (4.28%) Java Scala Developer
12 12 (3.95%) Azure Engineer
13 11 (3.62%) Cloud Engineer
13 11 (3.62%) Software Engineer
14 10 (3.29%) Azure Developer
14 10 (3.29%) Big Data Developer
15 9 (2.96%) Machine Learning Engineer
15 9 (2.96%) Senior Data Engineer
16 8 (2.63%) Agile Developer
17 7 (2.30%) DevOps Engineer
Libraries, Frameworks & Software Standards
1 108 (35.53%) Kafka
2 52 (17.11%) Akka
3 48 (15.79%) PySpark
4 38 (12.50%) Spring
5 35 (11.51%) TensorFlow
6 24 (7.89%) RESTful
7 21 (6.91%) Guice
7 21 (6.91%) H2O
7 21 (6.91%) HTML
7 21 (6.91%) JAAS
7 21 (6.91%) Spring Security
8 17 (5.59%) CSS
8 17 (5.59%) Node.js
8 17 (5.59%) scikit-learn
9 16 (5.26%) HTML5
10 15 (4.93%) REST
11 14 (4.61%) Play Framework
12 13 (4.28%) AngularJS
12 13 (4.28%) JSON
12 13 (4.28%) React
Miscellaneous
1 29 (9.54%) Analytical Skills
2 23 (7.57%) Algorithms
3 14 (4.61%) Foreign Exchange (FX)
4 13 (4.28%) Derivative
5 12 (3.95%) Greenfield Project
6 11 (3.62%) Enterprise Software
6 11 (3.62%) Virtual Team
7 9 (2.96%) User Experience
8 8 (2.63%) Fixed Income
8 8 (2.63%) PMI
9 6 (1.97%) Data Structures
9 6 (1.97%) Hedge funds
10 5 (1.64%) Credit Risk
11 4 (1.32%) Equities
11 4 (1.32%) Equity Derivative
11 4 (1.32%) Self-Motivation
12 2 (0.66%) FMCG
12 2 (0.66%) Internet of Things
12 2 (0.66%) Linux Command Line
13 1 (0.33%) Semantic Web
Operating Systems
1 21 (6.91%) Linux
2 11 (3.62%) Apple iOS
3 10 (3.29%) Android
3 10 (3.29%) Windows
4 7 (2.30%) Debian
5 6 (1.97%) Mac OS X
5 6 (1.97%) Unix
6 5 (1.64%) CentOS
6 5 (1.64%) Red Hat Enterprise Linux
6 5 (1.64%) Ubuntu
Processes & Methodologies
1 128 (42.11%) Agile Software Development
2 81 (26.64%) Software Engineering
3 71 (23.36%) Microservices
4 63 (20.72%) TDD
5 52 (17.11%) DevOps
6 47 (15.46%) Continuous Integration
7 46 (15.13%) Machine Learning
8 40 (13.16%) Analytics
8 40 (13.16%) Scrum
9 39 (12.83%) OO
10 36 (11.84%) Data Science
10 36 (11.84%) Test Automation
11 35 (11.51%) Continuous Delivery
12 34 (11.18%) Computer Science
13 31 (10.20%) Fintech
14 29 (9.54%) BDD
15 25 (8.22%) Data Modelling
16 24 (7.89%) ETL
17 23 (7.57%) Mathematics
17 23 (7.57%) SDLC
Programming Languages
1 193 (63.49%) Java
2 127 (41.78%) Python
3 79 (25.99%) SQL
4 75 (24.67%) Kotlin
5 42 (13.82%) JavaScript
6 32 (10.53%) Java 8
7 27 (8.88%) Ruby
8 20 (6.58%) Go
9 17 (5.59%) Groovy
10 16 (5.26%) C++
11 13 (4.28%) C#
12 9 (2.96%) Clojure
12 9 (2.96%) PL/SQL
12 9 (2.96%) T-SQL
13 8 (2.63%) Bash Shell
13 8 (2.63%) Haskell
14 6 (1.97%) Perl
14 6 (1.97%) TypeScript
15 5 (1.64%) ClojureScript
15 5 (1.64%) R
Qualifications
1 17 (5.59%) Degree
2 9 (2.96%) Computer Science Degree
3 8 (2.63%) PMI Certification
4 6 (1.97%) Numerate Degree
4 6 (1.97%) SC Cleared
4 6 (1.97%) Security Cleared
5 4 (1.32%) Microsoft Certification
5 4 (1.32%) SANS
6 3 (0.99%) Master's Degree
7 2 (0.66%) DBS Check
8 1 (0.33%) AWS Certification
8 1 (0.33%) PhD
Quality Assurance & Compliance
1 7 (2.30%) MiFID
2 6 (1.97%) QA
3 3 (0.99%) WCAG
4 1 (0.33%) Data Quality
System Software
1 62 (20.39%) Docker
2 8 (2.63%) HDFS
3 3 (0.99%) Apache ZooKeeper
4 1 (0.33%) Apache Flume
Systems Management
1 61 (20.07%) Kubernetes
2 25 (8.22%) Terraform
3 20 (6.58%) Prometheus
3 20 (6.58%) Zipkin
4 18 (5.92%) Ansible
5 9 (2.96%) Hadoop YARN
6 8 (2.63%) Puppet
7 7 (2.30%) Oozie
8 5 (1.64%) Salt
9 3 (0.99%) Grafana
10 2 (0.66%) Opscode Chef
11 1 (0.33%) Ambari
11 1 (0.33%) Istio
11 1 (0.33%) Kibana
11 1 (0.33%) Marathon
11 1 (0.33%) Mesos
11 1 (0.33%) Packer
Vendors
1 36 (11.84%) Databricks
2 29 (9.54%) Google
3 27 (8.88%) Cloudera
4 17 (5.59%) Hortonworks
5 15 (4.93%) Oracle
6 14 (4.61%) Microsoft
7 6 (1.97%) StreamSets
8 5 (1.64%) Axway
8 5 (1.64%) MuleSoft
8 5 (1.64%) Red Hat
8 5 (1.64%) Sparx
8 5 (1.64%) Splunk
8 5 (1.64%) Sybase
9 4 (1.32%) MapR
10 3 (0.99%) Tableau
11 2 (0.66%) Facebook
11 2 (0.66%) HP
11 2 (0.66%) Talend
12 1 (0.33%) Cognizant
12 1 (0.33%) Informatica