Period
to 29 November 2021

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 November 2021 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 Nov 2021
Same period 2020 Same period 2019
Rank 160 173 186
Rank change year-on-year +13 +13 -17
Contract jobs citing Scala 1,541 581 1,196
As % of all contract jobs advertised in the UK 1.74% 1.61% 1.46%
As % of the Programming Languages category 4.43% 3.85% 3.54%
Number of daily rates quoted 1,058 394 897
10th Percentile £450 £375 £425
25th Percentile £513 £450 £500
Median daily rate (50th Percentile) £600 £540 £565
Median % change year-on-year +11.11% -4.42% +2.73%
75th Percentile £675 £625 £648
90th Percentile £752 £675 £713
UK excluding London median daily rate £525 £495 £520
% change year-on-year +6.06% -4.81% +5.58%
Number of hourly rates quoted 7 1 2
Median hourly rate £26.00 £70.00 £16.00
Median % change year-on-year -62.86% +337.50% -34.69%
UK excluding London median hourly rate £26.26 £70.00 £16.00
% change year-on-year -62.49% +337.50% -33.32%

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 34,818 15,103 33,800
As % of all contract IT jobs advertised in the UK 39.34% 41.84% 41.32%
Number of daily rates quoted 25,277 10,594 23,633
10th Percentile £363 £310 £325
25th Percentile £429 £388 £400
Median daily rate (50th Percentile) £525 £475 £475
Median % change year-on-year +10.53% - -
75th Percentile £638 £588 £575
90th Percentile £713 £675 £650
UK excluding London median daily rate £473 £425 £428
% change year-on-year +11.18% -0.58% +0.59%
Number of hourly rates quoted 457 344 637
10th Percentile £18.43 £12.83 £17.40
25th Percentile £26.25 £21.79 £30.00
Median hourly rate £47.50 £42.00 £44.00
Median % change year-on-year +13.10% -4.55% +5.85%
75th Percentile £60.00 £50.00 £50.00
90th Percentile £70.00 £58.75 £55.00
UK excluding London median hourly rate £45.50 £42.00 £43.50
% change year-on-year +8.33% -3.45% +2.92%

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 November 2021.

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 November 2021.

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 29 November 2021. 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 +17 1,228 £600 +11.11% 253
London -4 830 £644 +16.52% 160
Work from Home +7 507 £575 +9.52% 65
UK excluding London -2 363 £525 +6.06% 104
Midlands -11 100 £540 +9.09% 20
West Midlands 0 91 £540 +9.09% 17
North of England -21 91 £489 +8.61% 38
South East -53 73 £520 +4.00% 18
Yorkshire +5 66 £494 -3.66% 9
Scotland -43 39 £523 -0.48% 10
South West -59 25 £550 +2.33% 6
East of England -35 21 £525 +62.79% 7
North West -46 20 £445 -14.42% 20
Wales -25 15 £485 +20.50%
North East -14 10 £550 +23.60% 9
East Midlands -32 7 £525 +46.75% 3

For the 6 months to 29 November 2021, 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.

1 778 (50.49%) Agile Software Development
2 731 (47.44%) Java
3 689 (44.71%) Python
4 535 (34.72%) SQL
5 445 (28.88%) Apache Spark
6 405 (26.28%) AWS
7 374 (24.27%) DevOps
8 352 (22.84%) TDD
9 351 (22.78%) Azure
10 349 (22.65%) Finance
11 319 (20.70%) Kafka
12 310 (20.12%) Big Data
13 299 (19.40%) Git (software)
14 295 (19.14%) Social Skills
15 292 (18.95%) Jenkins
16 286 (18.56%) Hadoop
17 285 (18.49%) Kubernetes
18 277 (17.98%) Analytics
19 257 (16.68%) Continuous Integration
20 255 (16.55%) Microservices
21 251 (16.29%) Docker
22 249 (16.16%) Software Engineering
23 234 (15.18%) Scrum
24 229 (14.86%) Data Engineering
25 217 (14.08%) Play Framework
26 215 (13.95%) Banking
27 203 (13.17%) Apache Hive
28 202 (13.11%) Data Modelling
29 201 (13.04%) GCP
30 196 (12.72%) ETL

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
1 445 (28.88%) Apache Spark
2 121 (7.85%) Confluence
3 88 (5.71%) Apache
4 60 (3.89%) Elasticsearch
5 58 (3.76%) Apache Airflow
6 39 (2.53%) WebLogic
7 35 (2.27%) SAS
8 25 (1.62%) Luigi
9 23 (1.49%) Tomcat
10 10 (0.65%) JBoss
10 10 (0.65%) Red Hat Fuse
11 8 (0.52%) Jupyter
12 7 (0.45%) Apache Pig
13 6 (0.39%) OpenStack
14 4 (0.26%) Cloud Foundry
15 2 (0.13%) Apache Solr
15 2 (0.13%) CMS
15 2 (0.13%) Oracle Coherence
16 1 (0.065%) CoreMedia CMS
16 1 (0.065%) WebSphere
Applications
1 29 (1.88%) Microsoft Excel
2 2 (0.13%) Microsoft Project
3 1 (0.065%) Microsoft Office
3 1 (0.065%) Photoshop
Business Applications
1 4 (0.26%) Distributed Ledger
2 3 (0.19%) Magento
Cloud Services
1 405 (26.28%) AWS
2 351 (22.78%) Azure
3 201 (13.04%) GCP
4 95 (6.16%) Serverless
5 93 (6.04%) GitHub
6 74 (4.80%) Amazon S3
7 68 (4.41%) Azure Data Factory
8 54 (3.50%) Azure Cosmos DB
9 53 (3.44%) Amazon EMR
10 45 (2.92%) AWS Lambda
11 38 (2.47%) Azure Functions
11 38 (2.47%) Snowflake
12 37 (2.40%) Power Platform
13 31 (2.01%) AWS CloudFormation
14 28 (1.82%) Azure Synapse Analytics
15 24 (1.56%) AWS Step Functions
16 20 (1.30%) PaaS
17 18 (1.17%) Amazon EC2
18 15 (0.97%) Amazon Kinesis
18 15 (0.97%) Cloud Computing
Communications & Networking
1 65 (4.22%) HTTP
2 27 (1.75%) TCP/IP
3 23 (1.49%) SSL
4 9 (0.58%) Network Security
5 8 (0.52%) WAN
6 5 (0.32%) Internet
7 4 (0.26%) FTP
8 3 (0.19%) Firewall
8 3 (0.19%) Intranet
8 3 (0.19%) SSH
9 2 (0.13%) Cisco IPT
9 2 (0.13%) DNS
9 2 (0.13%) Ethernet
9 2 (0.13%) PuTTY
9 2 (0.13%) Wireless
10 1 (0.065%) BGP
10 1 (0.065%) IPFS
10 1 (0.065%) Kerberos
Database & Business Intelligence
1 310 (20.12%) Big Data
2 286 (18.56%) Hadoop
3 203 (13.17%) Apache Hive
4 168 (10.90%) NoSQL
5 110 (7.14%) Data Warehouse
6 108 (7.01%) HBase
7 98 (6.36%) Relational Database
8 97 (6.29%) PostgreSQL
9 92 (5.97%) Data Lake
10 90 (5.84%) MongoDB
11 76 (4.93%) Apache Cassandra
12 73 (4.74%) Redis
13 60 (3.89%) Metadata
14 58 (3.76%) MySQL
15 56 (3.63%) Amazon Redshift
15 56 (3.63%) BigQuery
16 54 (3.50%) SQL Server
17 49 (3.18%) Spark SQL
18 47 (3.05%) Pentaho
19 44 (2.86%) Impala
Development Applications
1 299 (19.40%) Git (software)
2 292 (18.95%) Jenkins
3 150 (9.73%) JIRA
4 81 (5.26%) Bitbucket
5 77 (5.00%) Gatling
6 69 (4.48%) Maven
7 58 (3.76%) Selenium
8 52 (3.37%) Cucumber
8 52 (3.37%) GitLab
9 49 (3.18%) Hudson
10 47 (3.05%) Gradle
11 41 (2.66%) TeamCity
12 29 (1.88%) JUnit
13 28 (1.82%) WebDriver
14 26 (1.69%) Mockito
15 25 (1.62%) CircleCI
16 22 (1.43%) Postman
16 22 (1.43%) Sonatype Nexus
17 16 (1.04%) Atlassian Bamboo
18 15 (0.97%) IntelliJ
General
1 349 (22.65%) Finance
2 295 (19.14%) Social Skills
3 215 (13.95%) Banking
4 131 (8.50%) Public Sector
5 97 (6.29%) Investment Banking
6 91 (5.91%) Analytical Skills
7 53 (3.44%) Front Office
8 32 (2.08%) Presentation Skills
9 31 (2.01%) Publishing
10 25 (1.62%) Marketing
11 24 (1.56%) Financial Institution
12 18 (1.17%) Legal
13 16 (1.04%) Retail
14 11 (0.71%) Law
15 8 (0.52%) Games
16 7 (0.45%) Advertising
16 7 (0.45%) Telecoms
17 6 (0.39%) Influencing Skills
17 6 (0.39%) Military
17 6 (0.39%) Police
Job Titles
1 714 (46.33%) Developer
2 433 (28.10%) Data Engineer
3 408 (26.48%) Scala Developer
4 126 (8.18%) Java Developer
5 122 (7.92%) Senior Developer
6 87 (5.65%) Scala Engineer
7 74 (4.80%) Software Engineer
8 68 (4.41%) Senior Scala Developer
9 67 (4.35%) Azure Engineer
10 61 (3.96%) Big Data Engineer
11 58 (3.76%) Architect
12 49 (3.18%) Lead Developer
13 47 (3.05%) AWS Engineer
14 45 (2.92%) Python Engineer
14 45 (2.92%) Senior Java Developer
15 38 (2.47%) Senior Data Engineer
16 35 (2.27%) Java Engineer
17 34 (2.21%) Cloud Engineer
18 32 (2.08%) Big Data Developer
19 31 (2.01%) React Developer
Libraries, Frameworks & Software Standards
1 319 (20.70%) Kafka
2 217 (14.08%) Play Framework
3 149 (9.67%) Akka
4 128 (8.31%) Spring
5 120 (7.79%) PySpark
6 113 (7.33%) Web Services
7 108 (7.01%) RESTful
8 96 (6.23%) REST
9 86 (5.58%) Node.js
10 80 (5.19%) React
11 72 (4.67%) CSS
11 72 (4.67%) HTML
12 66 (4.28%) Spring Boot
13 61 (3.96%) JSON
14 55 (3.57%) .NET
15 40 (2.60%) J2EE
16 39 (2.53%) GraphQL
17 33 (2.14%) Spark Streaming
18 32 (2.08%) HTML5
19 29 (1.88%) Apache Avro
Miscellaneous
1 89 (5.78%) Data Protection Act
1 89 (5.78%) Data Structures
2 88 (5.71%) Algorithms
3 58 (3.76%) Greenfield Project
4 55 (3.57%) Derivative
5 48 (3.11%) Foreign Exchange (FX)
6 41 (2.66%) Hedge funds
7 39 (2.53%) Fixed Income
8 31 (2.01%) Cloud Native
8 31 (2.01%) User Experience
9 30 (1.95%) Equities
9 30 (1.95%) Public Cloud
10 27 (1.75%) Credit Risk
11 24 (1.56%) Management Information System
12 15 (0.97%) Hybrid Cloud
13 14 (0.91%) Data Centre
14 9 (0.58%) Legacy Applications
14 9 (0.58%) Linux Command Line
15 8 (0.52%) Legacy Systems
15 8 (0.52%) Self-Motivation
Operating Systems
1 196 (12.72%) Linux
2 102 (6.62%) Unix
3 44 (2.86%) Windows
4 10 (0.65%) Red Hat Enterprise Linux
5 9 (0.58%) Apple iOS
6 7 (0.45%) Android
7 4 (0.26%) Mac OS X
8 3 (0.19%) Debian
8 3 (0.19%) VMS
9 2 (0.13%) Windows Server
10 1 (0.065%) Ubuntu
10 1 (0.065%) Windows Server 2012
Processes & Methodologies
1 778 (50.49%) Agile Software Development
2 374 (24.27%) DevOps
3 352 (22.84%) TDD
4 277 (17.98%) Analytics
5 257 (16.68%) Continuous Integration
6 255 (16.55%) Microservices
7 249 (16.16%) Software Engineering
8 234 (15.18%) Scrum
9 229 (14.86%) Data Engineering
10 202 (13.11%) Data Modelling
11 196 (12.72%) ETL
12 187 (12.13%) BDD
13 179 (11.62%) Test Automation
14 160 (10.38%) Data Pipeline
15 147 (9.54%) Problem-Solving
16 127 (8.24%) Unit Testing
17 124 (8.05%) Pair Programming
18 121 (7.85%) Data Science
19 114 (7.40%) Business Intelligence
20 105 (6.81%) Functional Programming
Programming Languages
1 731 (47.44%) Java
2 689 (44.71%) Python
3 535 (34.72%) SQL
4 166 (10.77%) JavaScript
5 141 (9.15%) PL/SQL
6 99 (6.42%) Kotlin
7 92 (5.97%) C#
8 88 (5.71%) R
9 78 (5.06%) Go
9 78 (5.06%) Java 8
10 68 (4.41%) C++
11 64 (4.15%) TypeScript
12 59 (3.83%) Ruby
13 48 (3.11%) Shell Script
14 38 (2.47%) Bash Shell
15 35 (2.27%) Perl
16 33 (2.14%) HiveQL
17 30 (1.95%) PowerShell
18 29 (1.88%) VBA
19 26 (1.69%) Groovy
Qualifications
1 148 (9.60%) Security Cleared
2 125 (8.11%) SC Cleared
3 82 (5.32%) Degree
4 53 (3.44%) Computer Science Degree
5 28 (1.82%) AWS Certification
6 13 (0.84%) BPSS Clearance
7 12 (0.78%) DV Cleared
8 5 (0.32%) ISEB
9 4 (0.26%) Master's Degree
10 3 (0.19%) CISSP
10 3 (0.19%) PhD
11 2 (0.13%) (ISC)2 CCSP
11 2 (0.13%) Cisco Certification
11 2 (0.13%) CREST Certified
11 2 (0.13%) Tigerscheme
11 2 (0.13%) TOGAF Certification
12 1 (0.065%) CCSAS
12 1 (0.065%) CISM
12 1 (0.065%) DBS Check
12 1 (0.065%) Tableau Certification
Quality Assurance & Compliance
1 97 (6.29%) QA
2 52 (3.37%) Accessibility
3 42 (2.73%) Data Quality
4 20 (1.30%) WCAG
5 16 (1.04%) GDPR
6 10 (0.65%) IFRS
7 4 (0.26%) MiFID
8 3 (0.19%) Basel II
8 3 (0.19%) Sarbanes-Oxley
9 2 (0.13%) SLA
10 1 (0.065%) Disclosure Scotland
10 1 (0.065%) HMG Security Policy Framework
10 1 (0.065%) ISO/IEC 27001
System Software
1 251 (16.29%) Docker
2 77 (5.00%) HDFS
3 8 (0.52%) Apache ZooKeeper
4 6 (0.39%) Apache Flume
5 3 (0.19%) Virtual Machines
6 1 (0.065%) Active Directory
6 1 (0.065%) Xen
Systems Management
1 285 (18.49%) Kubernetes
2 126 (8.18%) Terraform
3 70 (4.54%) Ansible
4 60 (3.89%) Grafana
5 46 (2.99%) Prometheus
6 36 (2.34%) Oozie
7 20 (1.30%) Kibana
8 17 (1.10%) Hadoop YARN
9 16 (1.04%) Puppet
10 12 (0.78%) Single Sign-On
11 9 (0.58%) logstash
12 8 (0.52%) Docker Swarm
12 8 (0.52%) Opscode Chef
13 7 (0.45%) Kubeflow
14 6 (0.39%) Consul
14 6 (0.39%) Istio
15 3 (0.19%) Control-M
15 3 (0.19%) ITRS Geneos
15 3 (0.19%) Mesos
16 2 (0.13%) Rancher
Vendors
1 185 (12.01%) Oracle
2 143 (9.28%) Databricks
3 103 (6.68%) Cloudera
4 76 (4.93%) Google
5 73 (4.74%) Informatica
6 68 (4.41%) Hortonworks
7 43 (2.79%) Microsoft
8 39 (2.53%) BEA
9 37 (2.40%) Talend
9 37 (2.40%) webMethods
10 16 (1.04%) StreamSets
11 13 (0.84%) Red Hat
12 11 (0.71%) Splunk
12 11 (0.71%) Teradata
13 10 (0.65%) Confluent
13 10 (0.65%) SOASTA, Inc
14 7 (0.45%) Atlassian
14 7 (0.45%) Dynatrace
15 6 (0.39%) Mercator
15 6 (0.39%) Telerik