Period
to 28 January 2022

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 28 January 2022 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
28 Jan 2022
Same period 2021 Same period 2020
Rank 153 124 134
Rank change year-on-year -29 +10 +2
Contract jobs citing Scala 712 411 629
As % of all contract jobs advertised in London 1.89% 2.28% 2.10%
As % of the Programming Languages category 4.29% 4.68% 4.48%
Number of daily rates quoted 505 285 506
10th Percentile £500 £413 £431
25th Percentile £556 £463 £513
Median daily rate (50th Percentile) £648 £575 £575
Median % change year-on-year +12.61% - -4.17%
75th Percentile £706 £650 £650
90th Percentile £813 £700 £724
England median daily rate £600 £550 £550
% change year-on-year +9.09% - -
Number of hourly rates quoted 1 0 1
10th Percentile - - -
25th Percentile £77.50 - -
Median hourly rate £80.00 - £18.70
75th Percentile £82.50 - -
90th Percentile - - -
England median hourly rate £26.00 £24.00 £16.00
% change year-on-year +8.33% +50.00% -76.87%

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 16,597 8,786 14,044
As % of all contract IT jobs advertised in London 44.13% 48.82% 46.84%
Number of daily rates quoted 12,700 6,531 10,564
10th Percentile £413 £350 £369
25th Percentile £498 £425 £431
Median daily rate (50th Percentile) £585 £525 £525
Median % change year-on-year +11.43% - -
75th Percentile £688 £625 £613
90th Percentile £775 £700 £688
England median daily rate £550 £485 £488
% change year-on-year +13.40% -0.51% +1.56%
Number of hourly rates quoted 113 55 91
10th Percentile £25.90 £21.25 £17.25
25th Percentile £35.00 £30.38 £25.13
Median hourly rate £52.50 £40.00 £45.00
Median % change year-on-year +31.25% -11.11% +22.72%
75th Percentile £64.38 £56.50 £52.50
90th Percentile £79.35 £68.00 £57.50
England median hourly rate £49.00 £42.50 £43.50
% change year-on-year +15.29% -2.30% +2.35%

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 28 January 2022.

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 28 January 2022. 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
Jobs
Central London -29 89 £663 +20.45% 59
West London +1 33 £600 +4.35% 11
South London -11 9 £600 +20.00% 2
North London - 2 £800 - 1
Scala
England

For the 6 months to 28 January 2022, 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.

1 328 (46.07%) Java
2 319 (44.80%) Agile Software Development
3 317 (44.52%) Python
4 256 (35.96%) Apache Spark
5 230 (32.30%) AWS
6 205 (28.79%) Kafka
7 180 (25.28%) SQL
8 178 (25.00%) Kubernetes
9 176 (24.72%) TDD
10 174 (24.44%) Finance
11 173 (24.30%) Azure
12 168 (23.60%) Big Data
12 168 (23.60%) CI/CD
13 158 (22.19%) Jenkins
14 151 (21.21%) DevOps
15 148 (20.79%) Docker
16 141 (19.80%) Git (software)
17 133 (18.68%) Banking
18 122 (17.13%) Analytics
18 122 (17.13%) GCP
19 121 (16.99%) Software Engineering
20 118 (16.57%) BDD
21 116 (16.29%) Data Engineering
22 112 (15.73%) Microservices
23 110 (15.45%) Hadoop
24 103 (14.47%) Scrum
24 103 (14.47%) Social Skills
25 89 (12.50%) Data Modelling
26 88 (12.36%) Data Pipeline
27 87 (12.22%) Continuous Integration

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
1 256 (35.96%) Apache Spark
2 44 (6.18%) Apache
3 40 (5.62%) Apache Airflow
4 35 (4.92%) Confluence
5 14 (1.97%) Luigi
6 12 (1.69%) Elasticsearch
7 10 (1.40%) Tomcat
8 5 (0.70%) Apache Pulsar
8 5 (0.70%) Jupyter
8 5 (0.70%) OpenStack
9 2 (0.28%) Apache Pig
10 1 (0.14%) IIS
10 1 (0.14%) Jetty
10 1 (0.14%) Oracle Coherence
10 1 (0.14%) SAS
10 1 (0.14%) ThingWorx
Applications
1 1 (0.14%) Microsoft Excel
Business Applications
1 1 (0.14%) Distributed Ledger
1 1 (0.14%) Magento
Cloud Services
1 230 (32.30%) AWS
2 173 (24.30%) Azure
3 122 (17.13%) GCP
4 46 (6.46%) GitHub
5 45 (6.32%) Serverless
6 34 (4.78%) Amazon S3
7 29 (4.07%) Azure Cosmos DB
8 28 (3.93%) Snowflake
9 23 (3.23%) Azure Data Factory
10 22 (3.09%) AWS CloudFormation
10 22 (3.09%) Azure Functions
11 20 (2.81%) Amazon EMR
12 19 (2.67%) AWS Lambda
13 15 (2.11%) Azure Monitor
13 15 (2.11%) Matillion
14 13 (1.83%) Amazon Kinesis
14 13 (1.83%) dbt
15 11 (1.54%) Amazon EC2
15 11 (1.54%) Cloud Computing
16 9 (1.26%) Virtual Private Cloud
Communications & Networking
1 42 (5.90%) HTTP
2 5 (0.70%) TCP/IP
3 2 (0.28%) Cisco IPT
3 2 (0.28%) DNS
3 2 (0.28%) Ethernet
3 2 (0.28%) Firewall
3 2 (0.28%) SSL
3 2 (0.28%) Wireless
4 1 (0.14%) AMQP
4 1 (0.14%) BGP
4 1 (0.14%) Internet
4 1 (0.14%) Intranet
4 1 (0.14%) IPFS
4 1 (0.14%) Modbus
4 1 (0.14%) MQTT
4 1 (0.14%) Network Security
4 1 (0.14%) SSH
Database & Business Intelligence
1 168 (23.60%) Big Data
2 110 (15.45%) Hadoop
3 78 (10.96%) NoSQL
4 54 (7.58%) Apache Hive
5 49 (6.88%) Apache Cassandra
5 49 (6.88%) HBase
6 46 (6.46%) PostgreSQL
7 42 (5.90%) Redis
8 34 (4.78%) Data Lake
8 34 (4.78%) Data Warehouse
8 34 (4.78%) MongoDB
9 33 (4.63%) Amazon Redshift
10 28 (3.93%) BigQuery
11 26 (3.65%) Relational Database
12 21 (2.95%) Spark SQL
12 21 (2.95%) SQL Server
13 18 (2.53%) Amazon DynamoDB
14 17 (2.39%) Delta Lake
14 17 (2.39%) MySQL
15 15 (2.11%) Couchbase
Development Applications
1 158 (22.19%) Jenkins
2 141 (19.80%) Git (software)
3 46 (6.46%) Gradle
4 45 (6.32%) Maven
5 43 (6.04%) JIRA
6 36 (5.06%) Hudson
6 36 (5.06%) TeamCity
7 35 (4.92%) GitLab
8 29 (4.07%) Gatling
9 22 (3.09%) JUnit
9 22 (3.09%) Mockito
10 18 (2.53%) Atlassian Bamboo
10 18 (2.53%) CircleCI
11 12 (1.69%) Postman
12 10 (1.40%) Cucumber
12 10 (1.40%) GoCD
13 8 (1.12%) Selenium
14 7 (0.98%) JMeter
14 7 (0.98%) WebDriver
15 6 (0.84%) Bitbucket
General
1 174 (24.44%) Finance
2 133 (18.68%) Banking
3 103 (14.47%) Social Skills
4 68 (9.55%) Investment Banking
5 33 (4.63%) Analytical Skills
6 29 (4.07%) Front Office
7 23 (3.23%) Publishing
8 22 (3.09%) Marketing
9 14 (1.97%) Financial Institution
9 14 (1.97%) Retail
10 13 (1.83%) Public Sector
11 12 (1.69%) Presentation Skills
12 7 (0.98%) Legal
13 5 (0.70%) Games
14 4 (0.56%) Telecoms
15 3 (0.42%) Advertising
15 3 (0.42%) Military
15 3 (0.42%) Police
16 2 (0.28%) German Language
16 2 (0.28%) Law
Job Titles
1 303 (42.56%) Developer
2 241 (33.85%) Data Engineer
3 176 (24.72%) Scala Developer
4 71 (9.97%) Senior Developer
5 61 (8.57%) Java Developer
6 50 (7.02%) Scala Engineer
7 48 (6.74%) Senior Scala Developer
8 38 (5.34%) Big Data Engineer
9 33 (4.63%) Java Engineer
10 26 (3.65%) Senior Data Engineer
11 25 (3.51%) Azure Engineer
12 23 (3.23%) Senior Java Engineer
13 22 (3.09%) Architect
13 22 (3.09%) Senior Java Developer
14 21 (2.95%) React Developer
15 19 (2.67%) Cloud Engineer
15 19 (2.67%) Software Engineer
16 18 (2.53%) Lead Developer
17 15 (2.11%) Big Data Developer
17 15 (2.11%) Front Office Developer
Libraries, Frameworks & Software Standards
1 205 (28.79%) Kafka
2 72 (10.11%) Akka
3 66 (9.27%) Spring
4 65 (9.13%) Play Framework
5 63 (8.85%) PySpark
6 45 (6.32%) RESTful
7 44 (6.18%) REST
8 43 (6.04%) React
9 42 (5.90%) Web Services
10 41 (5.76%) Node.js
11 29 (4.07%) .NET
12 28 (3.93%) CSS
13 24 (3.37%) GraphQL
13 24 (3.37%) HTML
14 22 (3.09%) Spring Boot
15 17 (2.39%) Elastic Stack
15 17 (2.39%) Scalaz
16 16 (2.25%) Apache Avro
17 13 (1.83%) ARM Templates
17 13 (1.83%) Spark Streaming
Miscellaneous
1 43 (6.04%) Algorithms
2 40 (5.62%) Greenfield Project
3 30 (4.21%) Derivative
4 29 (4.07%) Data Structures
5 23 (3.23%) Data Protection Act
6 20 (2.81%) Hedge funds
7 19 (2.67%) Equities
7 19 (2.67%) Foreign Exchange (FX)
8 18 (2.53%) Fixed Income
9 14 (1.97%) Credit Risk
10 12 (1.69%) Cloud Native
11 11 (1.54%) Management Information System
12 9 (1.26%) iPad
12 9 (1.26%) Public Cloud
13 8 (1.12%) Market Risk
14 7 (0.98%) Legacy Applications
14 7 (0.98%) Self-Motivation
15 5 (0.70%) Blog
15 5 (0.70%) Enterprise Software
16 4 (0.56%) User Experience
Operating Systems
1 84 (11.80%) Linux
2 27 (3.79%) Unix
3 6 (0.84%) Android
3 6 (0.84%) Apple iOS
4 5 (0.70%) Windows
5 2 (0.28%) VMS
6 1 (0.14%) Debian
6 1 (0.14%) Mac OS X
6 1 (0.14%) Red Hat Enterprise Linux
6 1 (0.14%) Ubuntu
6 1 (0.14%) Windows Server
6 1 (0.14%) Windows Server 2012
Processes & Methodologies
1 319 (44.80%) Agile Software Development
2 176 (24.72%) TDD
3 168 (23.60%) CI/CD
4 151 (21.21%) DevOps
5 122 (17.13%) Analytics
6 121 (16.99%) Software Engineering
7 118 (16.57%) BDD
8 116 (16.29%) Data Engineering
9 112 (15.73%) Microservices
10 103 (14.47%) Scrum
11 89 (12.50%) Data Modelling
12 88 (12.36%) Data Pipeline
13 87 (12.22%) Continuous Integration
14 81 (11.38%) ETL
15 73 (10.25%) Data Science
16 69 (9.69%) OO
17 68 (9.55%) Test Automation
18 54 (7.58%) Pair Programming
19 49 (6.88%) Functional Programming
20 46 (6.46%) Architectural Design
Programming Languages
1 328 (46.07%) Java
2 317 (44.52%) Python
3 180 (25.28%) SQL
4 86 (12.08%) JavaScript
5 57 (8.01%) Kotlin
6 41 (5.76%) C#
7 38 (5.34%) TypeScript
8 36 (5.06%) Java 8
9 33 (4.63%) C++
10 32 (4.49%) R
11 25 (3.51%) Go
12 24 (3.37%) Bash
13 20 (2.81%) Java 11
14 19 (2.67%) PL/SQL
15 16 (2.25%) Ruby
16 12 (1.69%) PowerShell
17 8 (1.12%) C
17 8 (1.12%) Haskell
17 8 (1.12%) Shell Script
18 7 (0.98%) Groovy
Qualifications
1 40 (5.62%) Security Cleared
2 38 (5.34%) SC Cleared
3 27 (3.79%) Degree
4 18 (2.53%) Computer Science Degree
5 14 (1.97%) AWS Certification
6 6 (0.84%) DV Cleared
7 5 (0.70%) PhD
8 3 (0.42%) ISEB
9 2 (0.28%) (ISC)2 CCSP
9 2 (0.28%) Cisco Certification
9 2 (0.28%) CISSP
10 1 (0.14%) BPSS Clearance
10 1 (0.14%) Tableau Certification
Quality Assurance & Compliance
1 25 (3.51%) QA
2 17 (2.39%) Accessibility
3 13 (1.83%) Data Quality
4 7 (0.98%) WCAG
5 6 (0.84%) GDPR
6 5 (0.70%) IFRS
7 3 (0.42%) Basel II
8 2 (0.28%) MiFID
9 1 (0.14%) Dublin Core
System Software
1 148 (20.79%) Docker
2 14 (1.97%) HDFS
3 3 (0.42%) Apache Flume
4 1 (0.14%) Apache ZooKeeper
4 1 (0.14%) Virtual Machines
Systems Management
1 178 (25.00%) Kubernetes
2 82 (11.52%) Terraform
3 42 (5.90%) Ansible
4 31 (4.35%) Prometheus
5 29 (4.07%) Grafana
6 12 (1.69%) Oozie
6 12 (1.69%) Puppet
7 7 (0.98%) Hadoop YARN
7 7 (0.98%) Kubeflow
8 5 (0.70%) Kibana
8 5 (0.70%) Opscode Chef
9 4 (0.56%) Istio
10 2 (0.28%) Consul
10 2 (0.28%) Docker Swarm
10 2 (0.28%) logstash
10 2 (0.28%) Single Sign-On
11 1 (0.14%) Active Directory Federation Services
11 1 (0.14%) Argo
11 1 (0.14%) Control-M
Vendors
1 75 (10.53%) Databricks
2 57 (8.01%) Hortonworks
3 49 (6.88%) Cloudera
4 30 (4.21%) Oracle
5 24 (3.37%) Microsoft
6 20 (2.81%) Google
7 17 (2.39%) StreamSets
8 13 (1.83%) Talend
9 12 (1.69%) Informatica
10 8 (1.12%) Salesforce.com
11 6 (0.84%) Atlassian
11 6 (0.84%) Confluent
12 5 (0.70%) SOASTA, Inc
12 5 (0.70%) Splunk
12 5 (0.70%) Teradata
13 3 (0.42%) Alteryx
13 3 (0.42%) Red Hat
13 3 (0.42%) Twitter
14 2 (0.28%) Avaya
14 2 (0.28%) Facebook