Period
to 7 March 2021

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 7 March 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
England > London
6 months to
7 Mar 2021
Same period 2020 Same period 2019
Rank 113 122 140
Rank change year-on-year +9 +18 -43
Contract jobs citing Scala 462 600 868
As % of all contract jobs advertised in London 2.32% 2.20% 2.02%
As % of the Programming Languages category 4.77% 4.63% 4.13%
Number of daily rates quoted 359 481 629
Median daily rate £588 £568 £600
Median daily rate % change year-on-year +3.52% -5.42% +9.09%
10th Percentile £425 £425 £465
90th Percentile £725 £725 £720
England median daily rate £550 £550 £550
Number of hourly rates quoted 0 1 0
Median hourly rate - £18.70 -
England median hourly rate £24.00 £16.00 -
% change year-on-year +50.00% - -

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 9,689 12,945 21,026
As % of all contract IT jobs advertised in London 48.73% 47.53% 48.89%
Number of daily rates quoted 7,145 9,714 16,055
Median daily rate £525 £525 £525
10th Percentile £350 £369 £363
90th Percentile £700 £688 £675
England median daily rate £495 £493 £485
% change year-on-year +0.51% +1.55% +2.11%
Number of hourly rates quoted 69 94 97
Median hourly rate £40.00 £47.83 £36.67
Median hourly rate % change year-on-year -16.37% +30.43% +19.25%
10th Percentile £21.63 £18.72 £18.70
90th Percentile £68.36 £64.96 £53.75
Median hourly rate £42.50 £43.50 £42.50
% change year-on-year -2.30% +2.35% +6.25%

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 7 March 2021.

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 7 March 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
Central London +19 63 £575 +1.77% 52
West London +29 10 £575 +4.55% 29
South London +23 4 £563 +12.50% 1
East London +21 1 £405 -20.12% 4
Scala
England

For the 6 months to 7 March 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 across the London region with a requirement for Scala.

1 316 (68.40%) Java
2 208 (45.02%) Agile Software Development
3 190 (41.13%) Python
4 166 (35.93%) Apache Spark
5 157 (33.98%) Finance
6 139 (30.09%) AWS
7 129 (27.92%) Software Engineering
8 117 (25.32%) Front Office
8 117 (25.32%) SQL
9 116 (25.11%) Banking
10 113 (24.46%) TDD
11 101 (21.86%) Hadoop
12 93 (20.13%) Kotlin
13 91 (19.70%) Kafka
14 90 (19.48%) Big Data
15 89 (19.26%) DevOps
16 83 (17.97%) JavaScript
17 81 (17.53%) Azure
17 81 (17.53%) Docker
18 79 (17.10%) Microservices
18 79 (17.10%) Kubernetes
18 79 (17.10%) Investment Banking
18 79 (17.10%) Apache
19 76 (16.45%) BDD
20 72 (15.58%) Derivative
20 72 (15.58%) React
21 71 (15.37%) GCP
22 64 (13.85%) Scrum
23 56 (12.12%) Equities
23 56 (12.12%) C++

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
1 166 (35.93%) Apache Spark
2 79 (17.10%) Apache
3 19 (4.11%) Apache Airflow
4 14 (3.03%) Confluence
5 9 (1.95%) Elasticsearch
6 6 (1.30%) Oracle Coherence
7 4 (0.87%) SAS
8 3 (0.65%) Apache Pig
8 3 (0.65%) JBoss
8 3 (0.65%) WebLogic
9 2 (0.43%) Apache Solr
9 2 (0.43%) Jupyter
9 2 (0.43%) Luigi
10 1 (0.22%) IBM Domino
Applications
1 3 (0.65%) Microsoft Excel
Business Applications
1 3 (0.65%) Distributed Ledger
Cloud Services
1 139 (30.09%) AWS
2 81 (17.53%) Azure
3 71 (15.37%) GCP
4 44 (9.52%) Amazon S3
5 40 (8.66%) Serverless
6 36 (7.79%) AWS Lambda
7 32 (6.93%) GitHub
8 27 (5.84%) Amazon EC2
9 20 (4.33%) Amazon EMR
10 10 (2.16%) Power Platform
11 7 (1.52%) Azure Data Factory
11 7 (1.52%) npm
11 7 (1.52%) Yarn
12 5 (1.08%) Cloud Computing
12 5 (1.08%) PaaS
13 4 (0.87%) Amazon EKS
13 4 (0.87%) Amazon Kinesis
13 4 (0.87%) AWS CodeCommit
13 4 (0.87%) AWS CodePipeline
14 3 (0.65%) Azure Functions
Communications & Networking
1 3 (0.65%) Firewall
2 2 (0.43%) HTTP
Database & Business Intelligence
1 101 (21.86%) Hadoop
2 90 (19.48%) Big Data
3 51 (11.04%) NoSQL
4 50 (10.82%) Apache Hive
5 40 (8.66%) Apache Ignite
6 28 (6.06%) Apache Cassandra
7 26 (5.63%) Amazon DynamoDB
8 25 (5.41%) Impala
9 24 (5.19%) Data Warehouse
10 23 (4.98%) BigQuery
11 22 (4.76%) Blockchain
11 22 (4.76%) HBase
12 18 (3.90%) PostgreSQL
12 18 (3.90%) Relational Database
13 17 (3.68%) Redis
14 16 (3.46%) Data Lake
15 12 (2.60%) Tableau
16 10 (2.16%) Amazon Redshift
16 10 (2.16%) Hazelcast
16 10 (2.16%) Power BI
Development Applications
1 44 (9.52%) Git (software)
2 34 (7.36%) Jenkins
3 17 (3.68%) JIRA
4 13 (2.81%) JUnit
5 11 (2.38%) Mockito
6 10 (2.16%) Maven
7 9 (1.95%) Sonatype Nexus
8 8 (1.73%) git-flow
8 8 (1.73%) Selenium
9 7 (1.52%) Gatling
9 7 (1.52%) GitLab
9 7 (1.52%) webpack
10 6 (1.30%) Cucumber
11 5 (1.08%) ER Studio
11 5 (1.08%) ERwin
12 4 (0.87%) Gradle
12 4 (0.87%) IntelliJ
12 4 (0.87%) TeamCity
13 3 (0.65%) Bitbucket
13 3 (0.65%) Concordion
General
1 157 (33.98%) Finance
2 117 (25.32%) Front Office
3 116 (25.11%) Banking
4 79 (17.10%) Investment Banking
5 10 (2.16%) Public Sector
6 5 (1.08%) Advertising
7 3 (0.65%) Retail
7 3 (0.65%) Retail Banking
8 2 (0.43%) Games
8 2 (0.43%) Pharmaceutical
9 1 (0.22%) Financial Institution
9 1 (0.22%) Hebrew Language
9 1 (0.22%) Marketing
9 1 (0.22%) Publishing
Job Titles
1 270 (58.44%) Developer
2 107 (23.16%) Java Developer
3 103 (22.29%) Scala Developer
4 92 (19.91%) Data Engineer
5 74 (16.02%) Senior Developer
6 65 (14.07%) Software Engineer
7 53 (11.47%) Scala Engineer
8 42 (9.09%) Developer/Software Engineer
9 35 (7.58%) Senior Scala Developer
10 33 (7.14%) Java Engineer
11 29 (6.28%) Python Engineer
11 29 (6.28%) Senior Java Developer
12 23 (4.98%) Software Developer
13 22 (4.76%) Java Scala Developer
14 18 (3.90%) Big Data Engineer
15 17 (3.68%) Python Software Engineer
16 16 (3.46%) Front Office Developer
16 16 (3.46%) Java Software Engineer
17 15 (3.25%) Scala Software Engineer
18 14 (3.03%) Apache Spark Developer
Libraries, Frameworks & Software Standards
1 91 (19.70%) Kafka
2 72 (15.58%) React
3 51 (11.04%) Web Services
4 43 (9.31%) Spring
5 40 (8.66%) Node.js
6 30 (6.49%) AngularJS
6 30 (6.49%) RESTful
7 24 (5.19%) Vue.js
8 22 (4.76%) Spring Boot
9 21 (4.55%) GraphQL
10 20 (4.33%) PySpark
11 19 (4.11%) Akka
11 19 (4.11%) gRPC
11 19 (4.11%) Protocol Buffers
12 15 (3.25%) REST
13 12 (2.60%) Ruby on Rails
14 11 (2.38%) Play Framework
15 10 (2.16%) Elastic Stack
16 9 (1.95%) CSS
16 9 (1.95%) JSON
Miscellaneous
1 72 (15.58%) Derivative
2 56 (12.12%) Equities
3 49 (10.61%) Fixed Income
4 42 (9.09%) Foreign Exchange (FX)
5 32 (6.93%) Hedge funds
6 28 (6.06%) Data Structures
7 25 (5.41%) Analytical Skills
8 24 (5.19%) Algorithms
9 19 (4.11%) Greenfield Project
10 16 (3.46%) Bitcoin
11 12 (2.60%) Credit Risk
12 11 (2.38%) User Experience
13 9 (1.95%) Market Risk
13 9 (1.95%) Virtual Team
14 8 (1.73%) Self-Motivation
15 7 (1.52%) Management Information System
16 6 (1.30%) Equity Derivative
16 6 (1.30%) Grid Computing
17 4 (0.87%) Cloud Native
17 4 (0.87%) Reference Data
Operating Systems
1 48 (10.39%) Linux
2 14 (3.03%) Unix
3 6 (1.30%) Windows
4 5 (1.08%) Android
Processes & Methodologies
1 208 (45.02%) Agile Software Development
2 129 (27.92%) Software Engineering
3 113 (24.46%) TDD
4 89 (19.26%) DevOps
5 79 (17.10%) Microservices
6 76 (16.45%) BDD
7 64 (13.85%) Scrum
8 54 (11.69%) Analytics
9 50 (10.82%) Test Automation
10 49 (10.61%) Asset Management
11 45 (9.74%) Computer Science
12 44 (9.52%) Continuous Integration
12 44 (9.52%) ETL
13 36 (7.79%) Mathematics
14 35 (7.58%) Data Engineering
14 35 (7.58%) Multithreading
15 34 (7.36%) Open Source
16 29 (6.28%) Data Ingestion
16 29 (6.28%) Data Modelling
17 28 (6.06%) Continuous Delivery
Programming Languages
1 316 (68.40%) Java
2 190 (41.13%) Python
3 117 (25.32%) SQL
4 93 (20.13%) Kotlin
5 83 (17.97%) JavaScript
6 56 (12.12%) C++
7 49 (10.61%) TypeScript
8 48 (10.39%) C#
9 42 (9.09%) Go
10 37 (8.01%) Java 8
11 31 (6.71%) Ruby
12 24 (5.19%) Clojure
13 13 (2.81%) R
14 11 (2.38%) Rust
15 10 (2.16%) PL/SQL
16 9 (1.95%) Haskell
17 7 (1.52%) Groovy
18 5 (1.08%) Shell Script
18 5 (1.08%) T-SQL
19 4 (0.87%) PowerShell
Qualifications
1 37 (8.01%) Degree
2 26 (5.63%) Numerate Degree
3 15 (3.25%) Security Cleared
4 14 (3.03%) SC Cleared
5 9 (1.95%) Computer Science Degree
6 4 (0.87%) PhD
7 3 (0.65%) Master's Degree
8 1 (0.22%) BPSS Clearance
Quality Assurance & Compliance
1 16 (3.46%) QA
2 5 (1.08%) Data Quality
3 3 (0.65%) MiFID
System Software
1 81 (17.53%) Docker
2 31 (6.71%) HDFS
3 4 (0.87%) Apache Flume
4 2 (0.43%) Apache ZooKeeper
Systems Management
1 79 (17.10%) Kubernetes
2 38 (8.23%) Terraform
3 15 (3.25%) Ansible
3 15 (3.25%) Prometheus
4 9 (1.95%) Zipkin
5 8 (1.73%) Puppet
6 6 (1.30%) Grafana
6 6 (1.30%) Oozie
7 5 (1.08%) Opscode Chef
8 3 (0.65%) Hadoop YARN
9 2 (0.43%) Packer
10 1 (0.22%) Istio
Vendors
1 24 (5.19%) Cloudera
2 22 (4.76%) Oracle
3 21 (4.55%) Google
4 19 (4.11%) Atlassian
5 18 (3.90%) Bloomberg
6 13 (2.81%) Databricks
7 12 (2.60%) Hortonworks
8 10 (2.16%) Microsoft
9 8 (1.73%) Informatica
10 6 (1.30%) StreamSets
11 5 (1.08%) Splunk
12 4 (0.87%) MapR
12 4 (0.87%) Talend
13 3 (0.65%) Cognizant
13 3 (0.65%) Salesforce.com
13 3 (0.65%) Solace
13 3 (0.65%) webMethods
14 2 (0.43%) IBM
14 2 (0.43%) Red Hat
14 2 (0.43%) Twitter