Period
to 24 September 2018

The following table provides summary statistics for contract job vacancies advertised in the City of 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 24 September 2018 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
Central London > City of London
6 months to
24 Sep 2018
Same period 2017 Same period 2016
Rank 87 93 100
Rank change year-on-year +6 +7 +2
Contract jobs citing Scala 192 179 158
As % of all contract IT jobs advertised in the City of London 2.77% 2.67% 2.35%
As % of the Programming Languages category 5.17% 5.19% 4.82%
Number of daily rates quoted 167 156 148
City of London median daily rate £600 £600 £575
Median daily rate % change year-on-year - +4.35% -4.17%
10th Percentile £463 £503 £461
90th Percentile £730 £738 £691
Central London median daily rate £575 £600 £550
% change year-on-year -4.17% +9.09% -8.33%
Number of hourly rates quoted 0 0 0
City of London median hourly rate - - -
Central London median hourly rate - - -

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 the City of London with a requirement for coding skills.

All Programming Languages
City of London
Contract vacancies with a requirement for coding skills 3,716 3,446 3,281
As % of all contract IT jobs advertised in the City of London 53.67% 51.40% 48.85%
Number of daily rates quoted 3,111 2,787 2,768
City of London median daily rate £525 £513 £475
Median daily rate % change year-on-year +2.44% +7.89% +2.70%
10th Percentile £375 £363 £313
90th Percentile £688 £675 £650
Central London median daily rate £525 £500 £459
% change year-on-year +5.00% +8.87% +2.06%
Number of hourly rates quoted 14 9 12
City of London median hourly rate £22.00 £21.50 £27.50
Median hourly rate % change year-on-year +2.33% -21.82% +11.72%
10th Percentile £12.50 £12.74 £16.81
90th Percentile £54.88 £32.30 £56.68
Central London median hourly rate £22.00 £21.50 £27.50
% change year-on-year +2.33% -21.82% +11.72%

Scala
Job Vacancy Trend in the City of London

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

Job vacancy trend for Scala in the City of London

Scala
Contractor Daily Rate Trend in the City of London

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

Contractor daily rate trend for Scala in the City of London

Scala
Contractor Daily Rate Histogram in the City of London

The daily rate distribution of IT jobs citing Scala in the City of London over the 6 months to 24 September 2018.

Contractor daily rate histogram for Scala in the City of London

Scala
Contract Job Locations in the City of 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 City of London region over the 6 months to 24 September 2018. 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
London Bridge - 2 £575 -
Scala
Central London

For the 6 months to 24 September 2018, 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 City of London region with a requirement for Scala.

1 125 (65.10%) Java
2 91 (47.40%) Agile Software Development
3 68 (35.42%) Python
4 62 (32.29%) Docker
4 62 (32.29%) Apache Spark
5 50 (26.04%) Kubernetes
5 50 (26.04%) Kafka
6 47 (24.48%) Hadoop
6 47 (24.48%) Amazon AWS
6 47 (24.48%) TDD
7 46 (23.96%) Big Data
8 45 (23.44%) DevOps
9 43 (22.40%) Finance
10 37 (19.27%) SQL
11 36 (18.75%) Software Engineering
11 36 (18.75%) Microservices
12 31 (16.15%) BDD
13 30 (15.63%) Continuous Integration
14 27 (14.06%) Data Science
14 27 (14.06%) Jenkins
15 26 (13.54%) ETL
16 24 (12.50%) Machine Learning
17 23 (11.98%) Apache Hive
18 22 (11.46%) Akka
19 21 (10.94%) MongoDB
20 20 (10.42%) NoSQL
21 18 (9.38%) Algorithms
21 18 (9.38%) Linux
21 18 (9.38%) Banking
22 17 (8.85%) Scrum

Scala
Co-occurring IT Skills in the City of 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 62 (32.29%) Apache Spark
2 15 (7.81%) Apache
3 14 (7.29%) Elasticsearch
4 10 (5.21%) Apache Pig
5 5 (2.60%) SAS
6 3 (1.56%) Apache Solr
6 3 (1.56%) Oracle Coherence
6 3 (1.56%) Oracle SOA Suite
7 2 (1.04%) Tomcat
8 1 (0.52%) Apache Airflow
8 1 (0.52%) Jetty
8 1 (0.52%) OpenStack
8 1 (0.52%) SharePoint
Applications
1 1 (0.52%) Chatbot
Business Applications
1 15 (7.81%) Distributed Ledger
2 2 (1.04%) ION MarketView
Cloud Services
1 47 (24.48%) Amazon AWS
2 15 (7.81%) Microsoft Azure
3 10 (5.21%) Google Cloud Platform
4 8 (4.17%) Amazon S3
5 6 (3.13%) Amazon Kinesis
6 5 (2.60%) Amazon EMR
6 5 (2.60%) Cloud Computing
7 4 (2.08%) AWS Lambda
7 4 (2.08%) Serverless
8 3 (1.56%) AWS CloudFormation
9 2 (1.04%) GitHub
10 1 (0.52%) Azure Data Factory
10 1 (0.52%) IaaS
10 1 (0.52%) npm
10 1 (0.52%) SaaS
10 1 (0.52%) Sauce Labs
Communications & Networking
1 3 (1.56%) Internet
2 2 (1.04%) BIG-IP
2 2 (1.04%) DNS
3 1 (0.52%) Firewall
3 1 (0.52%) LAN
3 1 (0.52%) Multicast
3 1 (0.52%) SNA
Database & Business Intelligence
1 47 (24.48%) Hadoop
2 46 (23.96%) Big Data
3 23 (11.98%) Apache Hive
4 21 (10.94%) MongoDB
5 20 (10.42%) NoSQL
6 16 (8.33%) Blockchain
7 12 (6.25%) Amazon Redshift
8 11 (5.73%) HBase
8 11 (5.73%) PostgreSQL
9 10 (5.21%) Couchbase
10 9 (4.69%) Apache Cassandra
10 9 (4.69%) Relational Database
10 9 (4.69%) SQL Server
11 6 (3.13%) Data Warehouse
11 6 (3.13%) Spotfire
11 6 (3.13%) SQL Server Integration Services
12 5 (2.60%) Power BI
12 5 (2.60%) Sqoop
13 4 (2.08%) Data Lake
13 4 (2.08%) MySQL
Development Applications
1 27 (14.06%) Jenkins
2 16 (8.33%) Maven
3 14 (7.29%) Git (software)
4 12 (6.25%) JUnit
5 10 (5.21%) Gradle
5 10 (5.21%) Mockito
6 8 (4.17%) Cucumber
7 7 (3.65%) JMeter
8 5 (2.60%) IntelliJ
8 5 (2.60%) The Grinder
9 4 (2.08%) JIRA
10 3 (1.56%) Selenium
11 2 (1.04%) Gatling
11 2 (1.04%) GitLab
11 2 (1.04%) Jasmine
11 2 (1.04%) jMock
11 2 (1.04%) LoadRunner
11 2 (1.04%) NeoLoad
11 2 (1.04%) SoapUI
12 1 (0.52%) Karma Test Runner
General
1 43 (22.40%) Finance
2 18 (9.38%) Banking
3 8 (4.17%) Front Office
4 6 (3.13%) Advertising
4 6 (3.13%) Retail
5 5 (2.60%) Investment Banking
5 5 (2.60%) Publishing
6 2 (1.04%) Financial Institution
6 2 (1.04%) Marketing
6 2 (1.04%) Telecoms
7 1 (0.52%) Games
Job Titles
1 88 (45.83%) Developer
2 49 (25.52%) Scala Developer
3 36 (18.75%) Data Engineer
4 28 (14.58%) Java Developer
5 27 (14.06%) Senior Developer
6 20 (10.42%) Senior Scala Developer
7 16 (8.33%) Big Data Engineer
8 15 (7.81%) Blockchain Engineer
9 13 (6.77%) DevOps Engineer
10 11 (5.73%) Java Scala Developer
11 10 (5.21%) Apache Spark Developer
12 9 (4.69%) Data Scientist
12 9 (4.69%) Java Engineer
13 8 (4.17%) Big Data Developer
14 7 (3.65%) AWS Engineer
14 7 (3.65%) Senior Java Developer
15 6 (3.13%) Engineering Manager
15 6 (3.13%) Kubernetes Engineer
16 5 (2.60%) Python Engineer
16 5 (2.60%) Senior Java Scala Developer
Libraries, Frameworks & Software Standards
1 50 (26.04%) Kafka
2 22 (11.46%) Akka
3 14 (7.29%) RESTful
4 10 (5.21%) Spring
5 9 (4.69%) .NET
5 9 (4.69%) RabbitMQ
6 8 (4.17%) Web Services
7 7 (3.65%) Elastic Stack
7 7 (3.65%) Pandas
7 7 (3.65%) scikit-learn
8 6 (3.13%) AngularJS
8 6 (3.13%) Node.js
8 6 (3.13%) React
8 6 (3.13%) Spring Boot
8 6 (3.13%) TensorFlow
9 5 (2.60%) Dropwizard
9 5 (2.60%) HTML
9 5 (2.60%) Play Framework
10 4 (2.08%) J2EE
10 4 (2.08%) Lambda Expressions
Miscellaneous
1 18 (9.38%) Algorithms
2 15 (7.81%) Greenfield Project
3 12 (6.25%) Derivative
4 9 (4.69%) Equities
4 9 (4.69%) Equity Derivative
5 7 (3.65%) iPad
6 6 (3.13%) Computer Science
6 6 (3.13%) Fintech
7 5 (2.60%) Fixed Income
7 5 (2.60%) Mobile App
7 5 (2.60%) Public Cloud
8 4 (2.08%) Data Structures
8 4 (2.08%) Linux Command Line
8 4 (2.08%) User Experience
9 3 (1.56%) Enterprise Software
9 3 (1.56%) Market Risk
10 2 (1.04%) Analytical Skills
10 2 (1.04%) Data Centre
10 2 (1.04%) Virtual Team
11 1 (0.52%) Marketing Technology
Operating Systems
1 18 (9.38%) Linux
2 14 (7.29%) Unix
3 3 (1.56%) Apple iOS
3 3 (1.56%) CentOS
3 3 (1.56%) Ubuntu
Processes & Methodologies
1 91 (47.40%) Agile Software Development
2 47 (24.48%) TDD
3 45 (23.44%) DevOps
4 36 (18.75%) Microservices
4 36 (18.75%) Software Engineering
5 31 (16.15%) BDD
6 30 (15.63%) Continuous Integration
7 27 (14.06%) Data Science
8 26 (13.54%) ETL
9 24 (12.50%) Machine Learning
10 17 (8.85%) Scrum
11 16 (8.33%) E-Commerce
11 16 (8.33%) Open Source
12 15 (7.81%) Continuous Delivery
12 15 (7.81%) Low Latency
13 14 (7.29%) Analytics
13 14 (7.29%) Data Modelling
13 14 (7.29%) Mentoring
13 14 (7.29%) Pair Programming
14 13 (6.77%) Artificial Intelligence
Programming Languages
1 125 (65.10%) Java
2 68 (35.42%) Python
3 37 (19.27%) SQL
4 17 (8.85%) Clojure
5 16 (8.33%) Groovy
5 16 (8.33%) JavaScript
6 14 (7.29%) Kotlin
7 12 (6.25%) R
8 11 (5.73%) Java 8
9 10 (5.21%) Bash Shell
9 10 (5.21%) C#
10 9 (4.69%) Shell Script
11 7 (3.65%) Ruby
12 6 (3.13%) C++
12 6 (3.13%) Go
13 4 (2.08%) Haskell
13 4 (2.08%) MATLAB
13 4 (2.08%) T-SQL
14 3 (1.56%) F#
14 3 (1.56%) PHP
Qualifications
1 5 (2.60%) Degree
2 2 (1.04%) Computer Science Degree
2 2 (1.04%) PhD
3 1 (0.52%) Master's Degree
Quality Assurance & Compliance
1 12 (6.25%) QA
2 2 (1.04%) Data Quality
3 1 (0.52%) GDPR
3 1 (0.52%) MiFID
System Software
1 62 (32.29%) Docker
2 8 (4.17%) HDFS
3 5 (2.60%) Apache Flume
4 1 (0.52%) Virtual Machines
Systems Management
1 50 (26.04%) Kubernetes
2 15 (7.81%) Ansible
3 10 (5.21%) Terraform
4 8 (4.17%) Kibana
5 7 (3.65%) logstash
6 6 (3.13%) Puppet
7 5 (2.60%) Grafana
8 4 (2.08%) Hadoop YARN
9 3 (1.56%) Docker Swarm
9 3 (1.56%) Mesos
9 3 (1.56%) Packer
10 2 (1.04%) Control-M
10 2 (1.04%) ITRS Geneos
10 2 (1.04%) Oozie
10 2 (1.04%) Opscode Chef
10 2 (1.04%) Prometheus
11 1 (0.52%) Consul
11 1 (0.52%) Salt
Vendors
1 16 (8.33%) Oracle
2 8 (4.17%) Google
2 8 (4.17%) Splunk
3 7 (3.65%) AppDynamics
4 5 (2.60%) Informatica
5 4 (2.08%) Microsoft
5 4 (2.08%) SaltStack
5 4 (2.08%) Tableau
5 4 (2.08%) Talend
6 3 (1.56%) Alteryx
7 2 (1.04%) Cloudera
7 2 (1.04%) F5
7 2 (1.04%) ION Trading
7 2 (1.04%) SOASTA, Inc
7 2 (1.04%) Solace
8 1 (0.52%) Apple
8 1 (0.52%) IBM
8 1 (0.52%) Palantir
8 1 (0.52%) Teradata