Period
to 29 March 2020

The following table provides summary statistics for contract job vacancies 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 29 March 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
UK
6 months to
29 Mar 2020
Same period 2019 Same period 2018
Rank 182 187 142
Rank change year-on-year +5 -45 -25
Contract jobs citing Scala 892 1,475 1,929
As % of all contract jobs advertised in the UK 1.41% 1.52% 1.90%
As % of the Programming Languages category 3.49% 3.51% 4.46%
Number of daily rates quoted 631 982 1,472
Median daily rate £550 £550 £538
Median daily rate % change year-on-year - +2.33% +2.38%
10th Percentile £413 £413 £413
90th Percentile £688 £688 £663
UK excluding London median daily rate £515 £490 £500
% change year-on-year +5.10% -2.00% +5.26%
Number of hourly rates quoted 4 5 2
Median hourly rate £18.94 £24.50 £63.75
Median hourly rate % change year-on-year -22.69% -61.57% +113.82%
10th Percentile £16.81 £20.72 £47.43
90th Percentile £43.38 £120.05 £86.68
UK excluding London median hourly rate £17.59 £24.00 -
% change year-on-year -26.69% - -

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 with a requirement for coding skills.

All Programming Languages
UK
Contract vacancies with a requirement for coding skills 25,577 42,022 43,283
As % of all contract IT jobs advertised in the UK 40.55% 43.17% 42.65%
Number of daily rates quoted 17,275 29,355 30,313
Median daily rate £480 £475 £463
Median daily rate % change year-on-year +1.05% +2.70% +8.82%
10th Percentile £325 £325 £313
90th Percentile £650 £650 £638
UK excluding London median daily rate £438 £425 £400
% change year-on-year +2.94% +6.25% +3.90%
Number of hourly rates quoted 584 692 786
Median hourly rate £40.00 £42.50 £40.00
Median hourly rate % change year-on-year -5.88% +6.25% -
10th Percentile £17.83 £17.50 £16.56
90th Percentile £55.00 £53.75 £50.78
Median hourly rate £39.77 £42.50 £40.00
% change year-on-year -6.42% +6.25% -

Scala
Job Vacancy Trend

Job postings citing Scala as a proportion of all IT jobs advertised.

Job vacancy trend for Scala in the UK

Scala
Contractor Daily Rate Trend

3-month moving average daily rate quoted in jobs citing Scala.

Daily rate trend for Scala in the UK

Scala
Daily Rate Histogram

Daily rate distribution for jobs citing Scala over the 6 months to 29 March 2020.

Daily rate histogram for Scala in the UK

Scala
Contractor Hourly Rate Trend

3-month moving average hourly rates quoted in jobs citing Scala.

Hourly rate trend for Scala in the UK

Scala
Hourly Rate Histogram

Hourly rate distribution of jobs citing Scala over the 6 months to 29 March 2020.

Hourly rate histogram for Scala in the UK

Scala
Top 17 Contract Locations

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Scala within the UK over the 6 months to 29 March 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
England -1 798 £550 - 263
London +19 537 £573 -4.58% 179
UK excluding London -20 325 £515 +5.10% 110
South East +29 108 £500 - 35
North of England -20 82 £475 -2.06% 22
Yorkshire +26 45 £475 -5.00% 10
Scotland +22 43 £575 +35.29% 19
South West +5 43 £550 - 5
Wales +20 21 £500 - 6
North West +10 18 £523 +4.50% 9
Midlands +8 18 £461 +4.83% 10
North East -4 18 £400 -5.88% 3
West Midlands +31 14 £473 +7.39% 4
Work from Home +13 14 £650 +13.04% 19
East of England +27 9 £475 -2.56% 12
East Midlands +3 4 £450 -10.00% 6
Northern Ireland +5 1 £575 +43.75% 1

For the 6 months to 29 March 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 with a requirement for Scala.

1 464 (52.02%) Java
2 408 (45.74%) Python
3 406 (45.52%) Agile Software Development
4 300 (33.63%) Apache Spark
5 283 (31.73%) SQL
6 241 (27.02%) Big Data
7 236 (26.46%) Kafka
8 226 (25.34%) Hadoop
9 187 (20.96%) AWS
10 177 (19.84%) TDD
11 160 (17.94%) Microservices
12 159 (17.83%) Test Automation
13 155 (17.38%) DevOps
14 152 (17.04%) NoSQL
15 144 (16.14%) Continuous Integration
16 143 (16.03%) Git (software)
17 141 (15.81%) Software Engineering
18 138 (15.47%) Apache Hive
19 132 (14.80%) Azure
20 131 (14.69%) JavaScript
20 131 (14.69%) Business Intelligence
20 131 (14.69%) Jenkins
21 129 (14.46%) Analytics
21 129 (14.46%) Data Modelling
22 128 (14.35%) Finance
23 116 (13.00%) GCP
24 115 (12.89%) Scrum
25 113 (12.67%) Data Science
26 112 (12.56%) ETL
27 107 (12.00%) Docker

Scala
Co-occurring IT Skills 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
1 300 (33.63%) Apache Spark
2 58 (6.50%) Apache
3 55 (6.17%) Confluence
4 44 (4.93%) WebLogic
5 24 (2.69%) Elasticsearch
6 14 (1.57%) Apache Airflow
7 10 (1.12%) OpenStack
7 10 (1.12%) SAS
7 10 (1.12%) Tomcat
8 8 (0.90%) nginx
9 7 (0.78%) JBoss
9 7 (0.78%) Luigi
10 6 (0.67%) DNN
11 5 (0.56%) Jupyter
12 3 (0.34%) Jetty
13 2 (0.22%) Apache Pig
13 2 (0.22%) CMS
13 2 (0.22%) IIS
13 2 (0.22%) Tornado
14 1 (0.11%) Cloud Foundry
Applications
1 4 (0.45%) MS Visio
2 3 (0.34%) InVision
2 3 (0.34%) Sketch
3 1 (0.11%) Adobe Premiere
3 1 (0.11%) Microsoft Excel
3 1 (0.11%) Photoshop
Business Applications
1 13 (1.46%) FINCAD Analytics
2 4 (0.45%) thinkFolio
3 1 (0.11%) Sparx Enterprise Architect
Cloud Services
1 187 (20.96%) AWS
2 132 (14.80%) Azure
3 116 (13.00%) GCP
4 57 (6.39%) Serverless
5 42 (4.71%) AWS Lambda
6 39 (4.37%) GitHub
7 38 (4.26%) Power Platform
8 37 (4.15%) Amazon S3
9 32 (3.59%) Amazon Kinesis
10 22 (2.47%) Amazon EC2
11 21 (2.35%) Azure Data Factory
12 20 (2.24%) Google Analytics
13 17 (1.91%) OpenShift
14 15 (1.68%) Amazon EMR
14 15 (1.68%) AWS CloudFormation
14 15 (1.68%) AWS Step Functions
14 15 (1.68%) Azure Functions
15 12 (1.35%) Virtual Private Cloud
16 8 (0.90%) Amazon SQS
16 8 (0.90%) PaaS
Communications & Networking
1 57 (6.39%) HTTP
2 25 (2.80%) DSL
3 24 (2.69%) SSL
4 23 (2.58%) TCP/IP
5 17 (1.91%) Firewall
6 8 (0.90%) Internet
7 5 (0.56%) PuTTY
8 4 (0.45%) HTTPS
8 4 (0.45%) Kerberos
9 1 (0.11%) 5G
9 1 (0.11%) Ethernet
9 1 (0.11%) FTP
9 1 (0.11%) SSH
9 1 (0.11%) VoIP
9 1 (0.11%) WebEx
9 1 (0.11%) Wireless
Database & Business Intelligence
1 241 (27.02%) Big Data
2 226 (25.34%) Hadoop
3 152 (17.04%) NoSQL
4 138 (15.47%) Apache Hive
5 102 (11.43%) MongoDB
6 101 (11.32%) HBase
7 97 (10.87%) Relational Database
8 85 (9.53%) Apache Cassandra
9 62 (6.95%) Data Warehouse
10 61 (6.84%) Data Lake
11 59 (6.61%) Impala
12 51 (5.72%) PostgreSQL
13 47 (5.27%) SQL Server
14 40 (4.48%) Amazon DynamoDB
14 40 (4.48%) Spark SQL
15 38 (4.26%) Power BI
15 38 (4.26%) RDBMS
16 31 (3.48%) MySQL
17 30 (3.36%) Amazon Athena
18 26 (2.91%) Flink
Development Applications
1 143 (16.03%) Git (software)
2 131 (14.69%) Jenkins
3 82 (9.19%) JIRA
4 72 (8.07%) Selenium
5 66 (7.40%) Cucumber
6 46 (5.16%) Gatling
7 37 (4.15%) Bitbucket
8 33 (3.70%) JUnit
9 30 (3.36%) Maven
10 23 (2.58%) GitLab
10 23 (2.58%) Visual Studio Team System
11 17 (1.91%) IntelliJ
12 15 (1.68%) IBM UrbanCode
12 15 (1.68%) Sonatype Nexus
13 14 (1.57%) Visual Studio
14 13 (1.46%) WebDriver
15 11 (1.23%) TeamCity
16 8 (0.90%) Gradle
16 8 (0.90%) Team Foundation Server
17 6 (0.67%) Travis CI
General
1 128 (14.35%) Finance
2 94 (10.54%) Banking
3 57 (6.39%) Public Sector
4 33 (3.70%) Investment Banking
5 32 (3.59%) Front Office
5 32 (3.59%) Telecoms
6 19 (2.13%) Games
7 12 (1.35%) Retail
8 11 (1.23%) Marketing
9 8 (0.90%) Advertising
10 7 (0.78%) Retail Banking
11 6 (0.67%) Publishing
12 4 (0.45%) Law
12 4 (0.45%) Pharmaceutical
13 3 (0.34%) Back Office
13 3 (0.34%) International Banking
13 3 (0.34%) Legal
13 3 (0.34%) Manufacturing
14 1 (0.11%) Dutch Language
14 1 (0.11%) French Language
Job Titles
1 409 (45.85%) Developer
2 246 (27.58%) Scala Developer
3 203 (22.76%) Data Engineer
4 96 (10.76%) Java Developer
5 60 (6.73%) Big Data Engineer
6 58 (6.50%) Senior Developer
7 54 (6.05%) Architect
8 53 (5.94%) Python Engineer
9 42 (4.71%) Senior Scala Developer
10 36 (4.04%) AWS Engineer
10 36 (4.04%) Data Scientist
11 35 (3.92%) Software Engineer
12 33 (3.70%) Full Stack Developer
13 31 (3.48%) Java Scala Developer
14 30 (3.36%) Data Architect
15 28 (3.14%) Analyst
16 26 (2.91%) Big Data Developer
16 26 (2.91%) DevOps Engineer
17 21 (2.35%) Front End Developer (Client-Side Developer)
18 20 (2.24%) Java Engineer
Libraries, Frameworks & Software Standards
1 236 (26.46%) Kafka
2 106 (11.88%) CSS
3 101 (11.32%) HTML
4 97 (10.87%) Play Framework
5 89 (9.98%) REST
6 83 (9.30%) JSON
7 78 (8.74%) Spring
8 76 (8.52%) HTML5
9 67 (7.51%) Node.js
10 64 (7.17%) PySpark
11 63 (7.06%) Akka
12 61 (6.84%) CSS3
13 60 (6.73%) RESTful
14 53 (5.94%) J2EE
14 53 (5.94%) Web Services
15 51 (5.72%) React
16 50 (5.61%) TensorFlow
17 45 (5.04%) XML
18 36 (4.04%) scikit-learn
19 35 (3.92%) Ajax
Miscellaneous
1 81 (9.08%) Analytical Skills
2 51 (5.72%) Greenfield Project
3 47 (5.27%) Algorithms
4 35 (3.92%) Data Structures
5 28 (3.14%) Fixed Income
6 24 (2.69%) Derivative
7 20 (2.24%) Foreign Exchange (FX)
7 20 (2.24%) User Experience
8 15 (1.68%) Credit Risk
8 15 (1.68%) Equity Derivative
9 14 (1.57%) Hedge funds
10 12 (1.35%) Management Information System
11 11 (1.23%) Market Risk
12 10 (1.12%) Public Cloud
13 9 (1.01%) Linux Command Line
13 9 (1.01%) Self-Motivation
14 8 (0.90%) Enterprise Software
15 7 (0.78%) Robotics
16 5 (0.56%) Clustering
16 5 (0.56%) Life Science
Operating Systems
1 70 (7.85%) Linux
2 44 (4.93%) Unix
3 19 (2.13%) Windows
4 8 (0.90%) Ubuntu
5 7 (0.78%) Android
5 7 (0.78%) Apple iOS
6 4 (0.45%) Mac OS X
7 3 (0.34%) Mac OS
8 2 (0.22%) CentOS
8 2 (0.22%) Red Hat Enterprise Linux
9 1 (0.11%) DC/OS
9 1 (0.11%) Debian
9 1 (0.11%) Windows Server
Processes & Methodologies
1 406 (45.52%) Agile Software Development
2 177 (19.84%) TDD
3 160 (17.94%) Microservices
4 159 (17.83%) Test Automation
5 155 (17.38%) DevOps
6 144 (16.14%) Continuous Integration
7 141 (15.81%) Software Engineering
8 131 (14.69%) Business Intelligence
9 129 (14.46%) Analytics
9 129 (14.46%) Data Modelling
10 115 (12.89%) Scrum
11 113 (12.67%) Data Science
12 112 (12.56%) ETL
13 98 (10.99%) Machine Learning
14 97 (10.87%) Problem-Solving
15 83 (9.30%) BDD
16 79 (8.86%) Data Engineering
17 72 (8.07%) Computer Science
18 68 (7.62%) Open Source
19 63 (7.06%) Mentoring
Programming Languages
1 464 (52.02%) Java
2 408 (45.74%) Python
3 283 (31.73%) SQL
4 131 (14.69%) JavaScript
5 77 (8.63%) Ruby
6 68 (7.62%) Kotlin
7 66 (7.40%) Groovy
8 53 (5.94%) Go
9 52 (5.83%) R
10 50 (5.61%) C#
11 42 (4.71%) PL/SQL
12 37 (4.15%) Java 8
13 29 (3.25%) TypeScript
14 28 (3.14%) Clojure
15 27 (3.03%) C++
16 24 (2.69%) Bash Shell
17 16 (1.79%) C
17 16 (1.79%) Perl
18 10 (1.12%) T-SQL
19 9 (1.01%) PHP
Qualifications
1 68 (7.62%) Degree
2 30 (3.36%) Computer Science Degree
3 18 (2.02%) Security Cleared
4 17 (1.91%) Master's Degree
5 15 (1.68%) SC Cleared
6 10 (1.12%) PhD
7 8 (0.90%) SANS
8 4 (0.45%) BPSS Clearance
9 2 (0.22%) DBS Check
9 2 (0.22%) MBA
9 2 (0.22%) PMI Certification
10 1 (0.11%) CISA
10 1 (0.11%) CISM
10 1 (0.11%) CISSP
10 1 (0.11%) DV Cleared
10 1 (0.11%) ISTQB
10 1 (0.11%) ISTQB Advanced Certification
10 1 (0.11%) ISTQB Foundation Certification
10 1 (0.11%) Microsoft Certification
Quality Assurance & Compliance
1 26 (2.91%) QA
2 25 (2.80%) Data Quality
3 21 (2.35%) WCAG
4 2 (0.22%) GDPR
4 2 (0.22%) SLA
5 1 (0.11%) Disclosure Scotland
5 1 (0.11%) IFRS
System Software
1 107 (12.00%) Docker
2 90 (10.09%) HDFS
3 2 (0.22%) Apache Flume
3 2 (0.22%) Apache ZooKeeper
3 2 (0.22%) LXC
4 1 (0.11%) Hyper-V
4 1 (0.11%) VirtualBox
Systems Management
1 84 (9.42%) Kubernetes
2 51 (5.72%) Terraform
3 43 (4.82%) Kibana
4 42 (4.71%) Hadoop YARN
5 24 (2.69%) Grafana
6 20 (2.24%) Ansible
7 16 (1.79%) Puppet
8 7 (0.78%) Istio
8 7 (0.78%) linkerd
9 5 (0.56%) Oozie
10 3 (0.34%) Mesos
10 3 (0.34%) Prometheus
11 2 (0.22%) Marathon
11 2 (0.22%) Opscode Chef
12 1 (0.11%) Ambari
12 1 (0.11%) Apache Brooklyn
12 1 (0.11%) Docker Swarm
12 1 (0.11%) Packer
12 1 (0.11%) Salt
12 1 (0.11%) Zipkin
Vendors
1 102 (11.43%) Google
2 89 (9.98%) Oracle
3 54 (6.05%) Cloudera
4 50 (5.61%) Databricks
5 45 (5.04%) Microsoft
6 42 (4.71%) Hortonworks
7 39 (4.37%) webMethods
8 35 (3.92%) BEA
9 30 (3.36%) Tableau
10 18 (2.02%) Splunk
11 16 (1.79%) Informatica
12 15 (1.68%) Sybase
12 15 (1.68%) Talend
13 11 (1.23%) MapR
14 9 (1.01%) Teradata
15 8 (0.90%) Red Hat
16 7 (0.78%) Facebook
16 7 (0.78%) hybris
16 7 (0.78%) IBM
16 7 (0.78%) Perforce