Period
to 26 June 2019

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 26 June 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
England > London
6 months to
26 Jun 2019
Same period 2018 Same period 2017
Rank 128 101 90
Rank change year-on-year -27 -11 +25
Contract jobs citing Scala 892 1,203 1,177
As % of all contract IT jobs advertised in London 2.21% 2.66% 2.93%
As % of the Programming Languages category 4.64% 5.46% 6.25%
Number of daily rates quoted 664 929 921
London median daily rate £600 £550 £550
Median daily rate % change year-on-year +9.09% - -
10th Percentile £480 £449 £419
90th Percentile £724 £688 £688
England median daily rate £563 £550 £525
% change year-on-year +2.27% +4.76% -
Number of hourly rates quoted 0 2 1
London median hourly rate - £30.25 £29.82
Median hourly rate % change year-on-year - +1.46% -
England median hourly rate £35.00 £33.75 £29.82
% change year-on-year +3.70% +13.20% -

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 19,212 22,047 18,829
As % of all contract IT jobs advertised in London 47.62% 48.72% 46.90%
Number of daily rates quoted 14,502 16,797 13,959
London median daily rate £525 £505 £490
Median daily rate % change year-on-year +3.96% +3.06% +8.53%
10th Percentile £363 £360 £325
90th Percentile £688 £675 £650
England median daily rate £480 £475 £450
% change year-on-year +1.05% +5.56% +5.88%
Number of hourly rates quoted 122 199 148
London median hourly rate £36.67 £42.50 £40.13
Median hourly rate % change year-on-year -13.72% +5.91% +34.15%
10th Percentile £20.03 £18.20 £17.94
90th Percentile £60.47 £68.00 £54.38
England median hourly rate £43.00 £41.50 £41.50
% change year-on-year +3.61% - +7.79%

Scala
Job Vacancy Trend in London

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

Job vacancy trend for Scala in London

Scala
Contractor Daily Rate Trend in London

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

Contractor daily rate trend for Scala in London

Scala
Contractor Daily Rate Histogram in London

The daily rate distribution of IT jobs citing Scala in London over the 6 months to 26 June 2019.

Contractor daily rate histogram for Scala in London

Scala
Contractor Hourly Rate Trend in London

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

Contractor 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 26 June 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
Central London -16 205 £600 +9.09% 41
East London +7 47 £550 - 1
West London -20 30 £588 +11.90% 23
South London -11 5 £575 +9.52% 1
North London -7 1 £550 - 1
Scala
England

For the 6 months to 26 June 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 across the London region with a requirement for Scala.

1 539 (60.43%) Java
2 456 (51.12%) Python
3 429 (48.09%) Agile Software Development
4 338 (37.89%) Apache Spark
5 302 (33.86%) TDD
6 276 (30.94%) Big Data
7 266 (29.82%) Kafka
8 265 (29.71%) Amazon AWS
9 248 (27.80%) SQL
10 227 (25.45%) Hadoop
11 208 (23.32%) Docker
12 190 (21.30%) DevOps
13 181 (20.29%) NoSQL
14 174 (19.51%) Finance
15 159 (17.83%) BDD
16 157 (17.60%) Microservices
17 143 (16.03%) Kubernetes
18 135 (15.13%) Spring
19 134 (15.02%) Git (software)
20 131 (14.69%) Google Cloud Platform
21 127 (14.24%) Analytics
22 126 (14.13%) MongoDB
22 126 (14.13%) Continuous Integration
23 124 (13.90%) JavaScript
23 124 (13.90%) Jenkins
24 121 (13.57%) Data Science
24 121 (13.57%) Banking
25 120 (13.45%) Apache Hive
26 116 (13.00%) Linux
27 113 (12.67%) Scrum

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
1 338 (37.89%) Apache Spark
2 80 (8.97%) Apache
3 64 (7.17%) Elasticsearch
4 31 (3.48%) Apache Airflow
5 21 (2.35%) Confluence
6 19 (2.13%) Apache Solr
7 17 (1.91%) Oracle Coherence
8 15 (1.68%) Apache Pig
9 7 (0.78%) Luigi
9 7 (0.78%) WebLogic
10 6 (0.67%) SAS
11 5 (0.56%) MQSeries
12 4 (0.45%) JBoss
12 4 (0.45%) nginx
13 3 (0.34%) Tomcat
14 1 (0.11%) CMS
14 1 (0.11%) IBM Domino
14 1 (0.11%) Jupyter
14 1 (0.11%) Oracle SOA Suite
Business Applications
1 12 (1.35%) Distributed Ledger
2 1 (0.11%) Raiser's Edge
Cloud Services
1 265 (29.71%) Amazon AWS
2 131 (14.69%) Google Cloud Platform
3 106 (11.88%) Microsoft Azure
4 52 (5.83%) Amazon S3
5 40 (4.48%) Serverless
6 36 (4.04%) Amazon Kinesis
7 31 (3.48%) Amazon EMR
7 31 (3.48%) AWS Lambda
8 26 (2.91%) Amazon EC2
9 25 (2.80%) GitHub
10 15 (1.68%) Amazon SageMaker
11 14 (1.57%) AWS CloudFormation
11 14 (1.57%) Cloud Computing
12 12 (1.35%) Azure Data Factory
13 11 (1.23%) Amazon SQS
13 11 (1.23%) SaaS
14 8 (0.90%) PaaS
15 7 (0.78%) Datadog
16 6 (0.67%) Amazon ElastiCache
16 6 (0.67%) OpenShift
Communications & Networking
1 34 (3.81%) HTTP
2 17 (1.91%) Internet
3 10 (1.12%) Firewall
4 8 (0.90%) TCP/IP
5 4 (0.45%) Kerberos
5 4 (0.45%) SSL
6 2 (0.22%) DNS
6 2 (0.22%) OpenLDAP
6 2 (0.22%) Unified Communications
6 2 (0.22%) Wireshark
7 1 (0.11%) 3GPP
7 1 (0.11%) HTTPS
7 1 (0.11%) LAN
7 1 (0.11%) Network Security
7 1 (0.11%) Software-Defined Networking
7 1 (0.11%) WAN
Database & Business Intelligence
1 276 (30.94%) Big Data
2 227 (25.45%) Hadoop
3 181 (20.29%) NoSQL
4 126 (14.13%) MongoDB
5 120 (13.45%) Apache Hive
6 106 (11.88%) Apache Cassandra
7 77 (8.63%) PostgreSQL
8 64 (7.17%) Relational Database
9 58 (6.50%) HBase
10 49 (5.49%) Data Warehouse
10 49 (5.49%) MySQL
11 46 (5.16%) SQL Server
12 45 (5.04%) Data Lake
13 43 (4.82%) Amazon Redshift
14 33 (3.70%) Impala
15 27 (3.03%) Redis
16 26 (2.91%) Amazon Athena
17 24 (2.69%) RDBMS
18 22 (2.47%) Couchbase
19 21 (2.35%) Amazon DynamoDB
Development Applications
1 134 (15.02%) Git (software)
2 124 (13.90%) Jenkins
3 46 (5.16%) JUnit
4 39 (4.37%) JIRA
5 38 (4.26%) Cucumber
6 29 (3.25%) Maven
7 23 (2.58%) Gradle
8 18 (2.02%) Mockito
9 15 (1.68%) CircleCI
10 13 (1.46%) Atlassian Bamboo
10 13 (1.46%) GitLab
10 13 (1.46%) Hudson
10 13 (1.46%) Travis CI
11 12 (1.35%) Selenium
12 11 (1.23%) Bitbucket
12 11 (1.23%) IntelliJ
12 11 (1.23%) TestNG
13 10 (1.12%) Gatling
13 10 (1.12%) TeamCity
14 9 (1.01%) Subversion
General
1 174 (19.51%) Finance
2 121 (13.57%) Banking
3 63 (7.06%) Front Office
4 54 (6.05%) Investment Banking
5 29 (3.25%) Retail
6 26 (2.91%) Financial Institution
7 22 (2.47%) Legal
8 21 (2.35%) Retail Banking
9 17 (1.91%) Games
9 17 (1.91%) Marketing
10 16 (1.79%) Advertising
11 9 (1.01%) Publishing
12 5 (0.56%) Telecoms
13 4 (0.45%) Back Office
14 2 (0.22%) Automotive
14 2 (0.22%) Law
14 2 (0.22%) Manufacturing
15 1 (0.11%) Aerospace
15 1 (0.11%) International Banking
15 1 (0.11%) Pharmaceutical
Job Titles
1 440 (49.33%) Developer
2 215 (24.10%) Data Engineer
3 197 (22.09%) Scala Developer
4 159 (17.83%) Java Developer
5 93 (10.43%) Senior Developer
6 60 (6.73%) Big Data Engineer
7 55 (6.17%) Architect
8 46 (5.16%) Senior Scala Developer
9 41 (4.60%) Big Data Developer
10 40 (4.48%) AWS Engineer
10 40 (4.48%) Python Engineer
11 38 (4.26%) DevOps Engineer
11 38 (4.26%) Python Developer
12 34 (3.81%) Java Scala Developer
12 34 (3.81%) Senior Java Developer
13 31 (3.48%) Cloud Engineer
14 25 (2.80%) Java Engineer
15 23 (2.58%) Agile Developer
16 22 (2.47%) Hadoop Engineer
16 22 (2.47%) Senior Data Engineer
Libraries, Frameworks & Software Standards
1 266 (29.82%) Kafka
2 135 (15.13%) Spring
3 107 (12.00%) RESTful
4 90 (10.09%) REST
5 85 (9.53%) Akka
6 84 (9.42%) Node.js
7 80 (8.97%) Play Framework
8 64 (7.17%) React
9 63 (7.06%) Web Services
10 58 (6.50%) HTML
11 53 (5.94%) CSS
11 53 (5.94%) JSON
12 49 (5.49%) Spring Boot
13 41 (4.60%) RabbitMQ
14 38 (4.26%) HTML5
15 35 (3.92%) Spark Streaming
16 34 (3.81%) AngularJS
17 30 (3.36%) .NET
17 30 (3.36%) Redux
18 28 (3.14%) PySpark
Miscellaneous
1 95 (10.65%) Greenfield Project
2 80 (8.97%) Algorithms
3 69 (7.74%) Data Structures
4 33 (3.70%) Analytical Skills
4 33 (3.70%) User Experience
5 31 (3.48%) Derivative
6 22 (2.47%) Market Risk
7 19 (2.13%) Linux Command Line
8 18 (2.02%) Fixed Income
9 17 (1.91%) Self-Motivation
10 14 (1.57%) Grid Computing
10 14 (1.57%) Public Cloud
11 13 (1.46%) Equity Derivative
12 12 (1.35%) Foreign Exchange (FX)
12 12 (1.35%) iPad
13 11 (1.23%) Data Protection Act
13 11 (1.23%) Hedge funds
14 8 (0.90%) Equities
15 7 (0.78%) Digital Media
15 7 (0.78%) Mobile App
Operating Systems
1 116 (13.00%) Linux
2 65 (7.29%) Unix
3 44 (4.93%) Windows
4 8 (0.90%) Red Hat Enterprise Linux
5 7 (0.78%) Android
6 6 (0.67%) Apple iOS
7 4 (0.45%) Windows Server
8 3 (0.34%) Mac OS X
8 3 (0.34%) Ubuntu
9 1 (0.11%) CentOS
9 1 (0.11%) Mac OS
9 1 (0.11%) Mesosphere
Processes & Methodologies
1 429 (48.09%) Agile Software Development
2 302 (33.86%) TDD
3 190 (21.30%) DevOps
4 159 (17.83%) BDD
5 157 (17.60%) Microservices
6 127 (14.24%) Analytics
7 126 (14.13%) Continuous Integration
8 121 (13.57%) Data Science
9 113 (12.67%) Scrum
10 107 (12.00%) Machine Learning
11 101 (11.32%) Pair Programming
12 96 (10.76%) Open Source
12 96 (10.76%) Software Engineering
13 90 (10.09%) Functional Programming
14 79 (8.86%) Data Modelling
15 77 (8.63%) Computer Science
16 72 (8.07%) Continuous Delivery
16 72 (8.07%) E-Commerce
17 71 (7.96%) Data Engineering
18 68 (7.62%) Test Automation
Programming Languages
1 539 (60.43%) Java
2 456 (51.12%) Python
3 248 (27.80%) SQL
4 124 (13.90%) JavaScript
5 80 (8.97%) Ruby
6 63 (7.06%) Go
7 61 (6.84%) Groovy
8 57 (6.39%) Java 8
8 57 (6.39%) R
9 54 (6.05%) C#
10 53 (5.94%) Kotlin
11 42 (4.71%) Bash Shell
12 38 (4.26%) Clojure
13 29 (3.25%) Haskell
14 28 (3.14%) C++
15 25 (2.80%) TypeScript
16 17 (1.91%) Perl
16 17 (1.91%) PL/SQL
17 16 (1.79%) ES6
18 11 (1.23%) PHP
Qualifications
1 74 (8.30%) Degree
2 26 (2.91%) Computer Science Degree
3 23 (2.58%) PhD
4 11 (1.23%) Master's Degree
5 10 (1.12%) BPSS Clearance
6 9 (1.01%) Security Cleared
7 6 (0.67%) SC Cleared
8 4 (0.45%) AWS Certification
9 3 (0.34%) DV Cleared
10 2 (0.22%) Numerate Degree
Quality Assurance & Compliance
1 25 (2.80%) QA
2 8 (0.90%) Data Quality
3 4 (0.45%) MiFID
3 4 (0.45%) WCAG
4 2 (0.22%) EMIR
4 2 (0.22%) GDPR
4 2 (0.22%) ISO/IEC 27001
5 1 (0.11%) SLA
System Software
1 208 (23.32%) Docker
2 37 (4.15%) HDFS
3 14 (1.57%) Apache Flume
4 11 (1.23%) Oracle RAC
5 5 (0.56%) Apache ZooKeeper
6 2 (0.22%) etcd
6 2 (0.22%) Virtual Machines
7 1 (0.11%) VMware Infrastructure
Systems Management
1 143 (16.03%) Kubernetes
2 61 (6.84%) Ansible
3 55 (6.17%) Terraform
4 40 (4.48%) Hadoop YARN
5 25 (2.80%) Puppet
6 23 (2.58%) Mesos
7 22 (2.47%) Kibana
8 20 (2.24%) Marathon
9 18 (2.02%) Opscode Chef
10 16 (1.79%) Grafana
11 14 (1.57%) Oozie
12 11 (1.23%) logstash
12 11 (1.23%) Prometheus
13 7 (0.78%) Salt
14 3 (0.34%) Ambari
14 3 (0.34%) Rancher
15 2 (0.22%) Consul
15 2 (0.22%) Sysdig
16 1 (0.11%) Microsoft Intune
16 1 (0.11%) Packer
Vendors
1 108 (12.11%) Google
2 70 (7.85%) Oracle
3 23 (2.58%) Databricks
4 21 (2.35%) Cloudera
5 17 (1.91%) hybris
6 16 (1.79%) Red Hat
7 13 (1.46%) Atlassian
8 11 (1.23%) Microsoft
9 10 (1.12%) Splunk
9 10 (1.12%) Tableau
10 9 (1.01%) Ab Initio
10 9 (1.01%) Hortonworks
10 9 (1.01%) Sybase
11 8 (0.90%) IBM
12 7 (0.78%) SaltStack
12 7 (0.78%) Teradata
12 7 (0.78%) webMethods
13 6 (0.67%) Greenplum
13 6 (0.67%) Informatica
13 6 (0.67%) Xerox