Period
to 22 April 2019

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 22 April 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
UK
6 months to
22 Apr 2019
Same period 2018 Same period 2017
Rank 186 141 122
Rank change year-on-year -45 -19 +70
Contract jobs citing Scala 1,435 1,926 1,905
As % of all contract IT jobs advertised in the UK 1.50% 1.90% 2.07%
As % of the Programming Languages category 3.51% 4.43% 5.05%
Number of daily rates quoted 957 1,441 1,386
UK median daily rate £550 £550 £525
Median daily rate % change year-on-year - +4.76% -
10th Percentile £413 £419 £380
90th Percentile £690 £663 £675
UK excluding London median daily rate £476 £500 £475
% change year-on-year -4.75% +5.26% +5.56%
Number of hourly rates quoted 3 2 3
UK median hourly rate £24.50 £63.75 £29.82
Median hourly rate % change year-on-year -61.57% +113.82% -
10th Percentile £19.85 £47.43 £27.65
90th Percentile £33.05 £86.68 £94.40
UK excluding London median hourly rate £24.50 - -

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 40,931 43,475 37,689
As % of all contract IT jobs advertised in the UK 42.86% 42.98% 40.96%
Number of daily rates quoted 28,519 30,426 25,829
UK median daily rate £475 £463 £425
Median daily rate % change year-on-year +2.70% +8.82% +2.41%
10th Percentile £325 £313 £295
90th Percentile £650 £638 £613
UK excluding London median daily rate £425 £400 £380
% change year-on-year +6.25% +5.26% +1.33%
Number of hourly rates quoted 692 778 841
UK median hourly rate £42.50 £40.00 £40.50
Median hourly rate % change year-on-year +6.25% -1.23% +5.19%
10th Percentile £17.50 £16.61 £16.17
90th Percentile £53.75 £51.55 £53.75
UK excluding London median hourly rate £42.50 £40.00 £40.00
% change year-on-year +6.25% - +3.23%

Scala
Job Vacancy Trend

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

Job vacancy trend for Scala in the UK

Scala
Contractor Daily Rate Trend

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing Scala.

Contractor daily rate trend for Scala in the UK

Scala
Contractor Daily Rate Histogram

The daily rate distribution of IT jobs citing Scala over the 6 months to 22 April 2019.

Contractor daily rate histogram for Scala in the UK

Scala
Contractor Hourly Rate Trend

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing Scala.

Contractor hourly rate trend for Scala in the UK

Scala
Contractor Hourly Rate Histogram

The hourly rate distribution of IT jobs citing Scala over the 6 months to 22 April 2019.

Contractor hourly rate histogram for Scala in the UK

Scala
Top 16 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 22 April 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
England -50 1,340 £550 - 204
London -46 847 £600 +9.09% 134
UK excluding London -25 559 £476 -4.75% 75
North of England +26 175 £475 -5.00% 18
South East -41 168 £500 -2.91% 13
Yorkshire -16 79 £500 +1.01% 7
South West -6 67 £550 +12.82% 8
Midlands -16 67 £440 -12.00% 15
North West +12 52 £500 +5.26% 8
North East +25 41 £400 - 3
East Midlands +6 34 £500 -4.76% 8
West Midlands -7 33 £440 -7.37% 7
Scotland +18 29 £413 +3.13% 4
Wales -6 29 £500 -3.61%
East of England -13 15 £513 +7.89% 16
Northern Ireland +22 13 £400 -8.57% 1

For the 6 months to 22 April 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 with a requirement for Scala.

1 917 (63.90%) Java
2 770 (53.66%) Agile Software Development
3 651 (45.37%) Python
4 503 (35.05%) Apache Spark
5 444 (30.94%) TDD
6 422 (29.41%) Big Data
7 420 (29.27%) Hadoop
8 385 (26.83%) SQL
9 367 (25.57%) Kafka
10 350 (24.39%) Amazon AWS
11 337 (23.48%) Git (software)
12 295 (20.56%) NoSQL
13 293 (20.42%) Jenkins
14 286 (19.93%) Docker
15 283 (19.72%) Microservices
16 282 (19.65%) MongoDB
17 278 (19.37%) Linux
18 268 (18.68%) DevOps
19 264 (18.40%) Play Framework
20 262 (18.26%) JavaScript
21 255 (17.77%) Scrum
22 253 (17.63%) Continuous Integration
23 244 (17.00%) REST
24 243 (16.93%) Spring
25 228 (15.89%) RESTful
26 227 (15.82%) Test Automation
27 220 (15.33%) Open Source
28 219 (15.26%) Problem-Solving
29 217 (15.12%) Finance
30 210 (14.63%) BDD

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
1 503 (35.05%) Apache Spark
2 99 (6.90%) Confluence
3 96 (6.69%) Apache
4 82 (5.71%) Elasticsearch
5 49 (3.41%) WebLogic
6 37 (2.58%) Apache Airflow
7 27 (1.88%) JBoss
7 27 (1.88%) nginx
8 26 (1.81%) Tomcat
9 25 (1.74%) Apache Pig
9 25 (1.74%) Apache Solr
10 21 (1.46%) Luigi
11 20 (1.39%) MQSeries
12 19 (1.32%) Oracle Coherence
12 19 (1.32%) SAS
13 11 (0.77%) SharePoint
14 3 (0.21%) Oracle SOA Suite
15 2 (0.14%) WebSphere
16 1 (0.070%) Jupyter
16 1 (0.070%) WildFly
Applications
1 6 (0.42%) SPSS
1 6 (0.42%) Stata
Business Applications
1 16 (1.11%) Dynamics CRM
2 14 (0.98%) Distributed Ledger
3 3 (0.21%) Payment Gateway
4 1 (0.070%) Sonata
Cloud Services
1 350 (24.39%) Amazon AWS
2 154 (10.73%) Microsoft Azure
3 114 (7.94%) Google Cloud Platform
4 72 (5.02%) Amazon S3
5 53 (3.69%) Amazon EMR
5 53 (3.69%) GitHub
6 51 (3.55%) Serverless
7 44 (3.07%) Amazon EC2
8 41 (2.86%) Amazon Kinesis
9 40 (2.79%) AWS Lambda
10 31 (2.16%) AWS CloudFormation
11 28 (1.95%) Google Analytics
12 23 (1.60%) Cloud Computing
13 20 (1.39%) PaaS
14 16 (1.11%) Dynamics 365
15 14 (0.98%) Amazon SQS
16 13 (0.91%) SaaS
17 9 (0.63%) Heroku
18 7 (0.49%) Datadog
19 6 (0.42%) Azure Machine Learning
Communications & Networking
1 112 (7.80%) HTTP
2 32 (2.23%) TCP/IP
3 30 (2.09%) SSL
4 13 (0.91%) Internet
5 10 (0.70%) MQTT
6 8 (0.56%) Firewall
7 7 (0.49%) VPN
8 5 (0.35%) DNS
8 5 (0.35%) Kerberos
9 3 (0.21%) DSL
9 3 (0.21%) ICMP
9 3 (0.21%) Skype
10 2 (0.14%) Network Security
10 2 (0.14%) OpenLDAP
10 2 (0.14%) Wireshark
11 1 (0.070%) 3GPP
Database & Business Intelligence
1 422 (29.41%) Big Data
2 420 (29.27%) Hadoop
3 295 (20.56%) NoSQL
4 282 (19.65%) MongoDB
5 203 (14.15%) Apache Hive
6 183 (12.75%) Relational Database
7 177 (12.33%) Apache Cassandra
8 125 (8.71%) HBase
9 87 (6.06%) PostgreSQL
10 77 (5.37%) SQL Server
11 74 (5.16%) Data Warehouse
12 71 (4.95%) RDBMS
13 66 (4.60%) Impala
14 61 (4.25%) MySQL
15 54 (3.76%) Data Lake
16 47 (3.28%) Amazon Redshift
17 44 (3.07%) Amazon Athena
18 39 (2.72%) Spark SQL
19 36 (2.51%) Sqoop
20 33 (2.30%) Redis
Development Applications
1 337 (23.48%) Git (software)
2 293 (20.42%) Jenkins
3 145 (10.10%) JUnit
4 123 (8.57%) JIRA
5 118 (8.22%) Cucumber
6 93 (6.48%) Selenium
7 75 (5.23%) Maven
8 68 (4.74%) Subversion
9 60 (4.18%) IntelliJ
10 55 (3.83%) Hudson
11 54 (3.76%) Gradle
12 48 (3.34%) Gatling
13 46 (3.21%) Eclipse
14 30 (2.09%) Ant
14 30 (2.09%) gulp
15 27 (1.88%) Sublime Text
16 26 (1.81%) Grunt
17 24 (1.67%) Karma Test Runner
17 24 (1.67%) WebDriver
18 23 (1.60%) Visual Studio
General
1 217 (15.12%) Finance
2 130 (9.06%) Banking
3 60 (4.18%) Front Office
4 35 (2.44%) Retail
5 31 (2.16%) Investment Banking
5 31 (2.16%) Marketing
6 23 (1.60%) Legal
7 22 (1.53%) Advertising
8 19 (1.32%) Games
9 18 (1.25%) Financial Institution
10 13 (0.91%) Telecoms
11 9 (0.63%) Back Office
12 7 (0.49%) Retail Banking
13 6 (0.42%) Publishing
14 5 (0.35%) Aerospace
14 5 (0.35%) Automotive
15 3 (0.21%) Manufacturing
16 1 (0.070%) Billing
16 1 (0.070%) Law
Job Titles
1 775 (54.01%) Developer
2 388 (27.04%) Scala Developer
3 235 (16.38%) Data Engineer
4 209 (14.56%) Java Developer
5 121 (8.43%) Senior Developer
6 103 (7.18%) Big Data Engineer
7 79 (5.51%) Architect
8 76 (5.30%) Big Data Developer
9 65 (4.53%) Agile Developer
10 63 (4.39%) Senior Scala Developer
11 59 (4.11%) DevOps Engineer
12 50 (3.48%) Java Scala Developer
13 48 (3.34%) Hadoop Developer
13 48 (3.34%) Programmer
14 47 (3.28%) AWS Developer
14 47 (3.28%) Java Engineer
15 45 (3.14%) Senior Java Developer
16 44 (3.07%) Python Developer
17 42 (2.93%) Apache Spark Developer
18 39 (2.72%) Software Engineer
Libraries, Frameworks & Software Standards
1 367 (25.57%) Kafka
2 264 (18.40%) Play Framework
3 244 (17.00%) REST
4 243 (16.93%) Spring
5 228 (15.89%) RESTful
6 193 (13.45%) HTML
7 170 (11.85%) CSS
8 164 (11.43%) JSON
9 152 (10.59%) Node.js
10 144 (10.03%) Web Services
11 109 (7.60%) HTML5
12 105 (7.32%) Akka
13 95 (6.62%) Spring MVC
14 77 (5.37%) XML
15 73 (5.09%) Django
16 72 (5.02%) AngularJS
16 72 (5.02%) Spring Boot
17 69 (4.81%) .NET
18 66 (4.60%) Hibernate
19 63 (4.39%) React
Miscellaneous
1 124 (8.64%) Greenfield Project
2 119 (8.29%) Algorithms
3 64 (4.46%) Data Structures
4 56 (3.90%) Analytical Skills
5 51 (3.55%) Fintech
6 35 (2.44%) User Experience
7 28 (1.95%) Derivative
8 26 (1.81%) Self-Motivation
9 25 (1.74%) Fixed Income
10 24 (1.67%) Market Risk
11 23 (1.60%) Mobile App
12 22 (1.53%) iPad
13 20 (1.39%) Public Cloud
14 17 (1.18%) Hedge funds
15 12 (0.84%) Grid Computing
16 11 (0.77%) HoloLens
17 10 (0.70%) Credit Risk
18 9 (0.63%) Linux Command Line
19 7 (0.49%) N-Tier
19 7 (0.49%) Smart Meter
Operating Systems
1 278 (19.37%) Linux
2 114 (7.94%) Unix
3 59 (4.11%) Windows
4 26 (1.81%) Ubuntu
5 19 (1.32%) Apple iOS
5 19 (1.32%) Mac OS X
6 16 (1.11%) Android
7 9 (0.63%) Mac OS
8 3 (0.21%) Red Hat Enterprise Linux
8 3 (0.21%) Windows Server
9 1 (0.070%) CentOS
9 1 (0.070%) DC/OS
9 1 (0.070%) Mesosphere
Processes & Methodologies
1 770 (53.66%) Agile Software Development
2 444 (30.94%) TDD
3 283 (19.72%) Microservices
4 268 (18.68%) DevOps
5 255 (17.77%) Scrum
6 253 (17.63%) Continuous Integration
7 227 (15.82%) Test Automation
8 220 (15.33%) Open Source
9 219 (15.26%) Problem-Solving
10 210 (14.63%) BDD
11 192 (13.38%) Analytics
12 147 (10.24%) Data Science
13 144 (10.03%) Configuration Management
14 141 (9.83%) Software Engineering
15 135 (9.41%) Pair Programming
16 134 (9.34%) Kanban
17 126 (8.78%) Functional Programming
18 121 (8.43%) Machine Learning
19 117 (8.15%) ETL
20 105 (7.32%) MVC
Programming Languages
1 917 (63.90%) Java
2 651 (45.37%) Python
3 385 (26.83%) SQL
4 262 (18.26%) JavaScript
5 202 (14.08%) Ruby
6 135 (9.41%) Groovy
7 112 (7.80%) C#
8 81 (5.64%) Java 8
9 79 (5.51%) R
10 67 (4.67%) Haskell
11 63 (4.39%) Go
12 62 (4.32%) Kotlin
13 60 (4.18%) C++
14 54 (3.76%) Clojure
15 53 (3.69%) Bash Shell
16 43 (3.00%) Perl
17 36 (2.51%) Shell Script
18 31 (2.16%) C
19 26 (1.81%) MATLAB
20 22 (1.53%) Java 9
Qualifications
1 90 (6.27%) Degree
2 58 (4.04%) BPSS Clearance
3 26 (1.81%) Security Cleared
4 24 (1.67%) Computer Science Degree
4 24 (1.67%) PhD
5 21 (1.46%) SC Cleared
6 15 (1.05%) Master's Degree
7 8 (0.56%) Numerate Degree
8 4 (0.28%) AWS Certification
9 3 (0.21%) DV Cleared
10 1 (0.070%) CREST Certified
10 1 (0.070%) DBS Check
10 1 (0.070%) MBA
Quality Assurance & Compliance
1 61 (4.25%) QA
2 16 (1.11%) WCAG
3 11 (0.77%) GDPR
4 7 (0.49%) Data Quality
5 3 (0.21%) IFRS
6 2 (0.14%) ISO/IEC 27001
7 1 (0.070%) HIPAA
7 1 (0.070%) MiFID
7 1 (0.070%) Sarbanes-Oxley
System Software
1 286 (19.93%) Docker
2 64 (4.46%) HDFS
3 44 (3.07%) Apache Flume
4 12 (0.84%) Apache ZooKeeper
4 12 (0.84%) Oracle RAC
5 9 (0.63%) Virtual Machines
6 2 (0.14%) etcd
Systems Management
1 172 (11.99%) Kubernetes
2 69 (4.81%) Ansible
2 69 (4.81%) Terraform
3 58 (4.04%) Kibana
4 56 (3.90%) Hadoop YARN
5 42 (2.93%) Puppet
6 41 (2.86%) Grafana
7 32 (2.23%) Oozie
8 23 (1.60%) Opscode Chef
9 18 (1.25%) Mesos
10 14 (0.98%) Prometheus
11 13 (0.91%) Marathon
12 11 (0.77%) logstash
13 7 (0.49%) Consul
14 5 (0.35%) Ambari
15 4 (0.28%) Rancher
15 4 (0.28%) Tivoli
16 3 (0.21%) Graphite
16 3 (0.21%) HAProxy
16 3 (0.21%) ZABBIX
Vendors
1 189 (13.17%) Google
2 124 (8.64%) Oracle
3 52 (3.62%) Cloudera
4 46 (3.21%) Databricks
5 45 (3.14%) Microsoft
6 35 (2.44%) Hortonworks
7 31 (2.16%) Tableau
8 24 (1.67%) webMethods
9 23 (1.60%) Splunk
10 18 (1.25%) Atlassian
11 17 (1.18%) Adobe
11 17 (1.18%) hybris
12 16 (1.11%) MapR
13 13 (0.91%) Informatica
14 12 (0.84%) IBM
15 11 (0.77%) SaltStack
16 9 (0.63%) Netezza
16 9 (0.63%) Red Hat
17 8 (0.56%) Greenplum
17 8 (0.56%) Teradata