Period
to 14 December 2017

The following table provides summary statistics for contract job vacancies advertised in London with a requirement for LAPP Stack skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited LAPP Stack over the 6 months to 14 December 2017 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.

LAPP Stack (Linux, Apache, PostgreSQL, PHP/Perl/Python)
England > London
6 months to
14 Dec 2017
Same period 2016 Same period 2015
Rank 593 544 584
Rank change year-on-year -49 +40 -8
Contract jobs citing LAPP Stack 38 72 33
As % of all contract IT jobs advertised in London 0.080% 0.16% 0.071%
As % of the Libraries, Frameworks & Software Standards category 0.22% 0.47% 0.22%
Number of daily rates quoted 30 49 29
London median daily rate £488 £500 £475
Median daily rate % change year-on-year -2.50% +5.26% +15.15%
10th Percentile £206 £420 £406
90th Percentile £639 £600 £643
England median daily rate £425 £475 £450
% change year-on-year -10.53% +5.56% +9.09%
Number of hourly rates quoted 1 0 0
London median hourly rate £32.00 - -
England median hourly rate £32.00 - -

LAPP Stack is in the Software Libraries and Frameworks 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 technical specification, industry standards, software libraries and framework skills.

All Software Libraries and Frameworks
London
Contract vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 17526 15382 15066
As % of all contract IT jobs advertised in London 36.88% 34.48% 32.48%
Number of daily rates quoted 13431 11488 11244
London median daily rate £500 £475 £450
Median daily rate % change year-on-year +5.26% +5.56% +5.88%
10th Percentile £350 £323 £309
90th Percentile £650 £625 £625
England median daily rate £475 £425 £415
% change year-on-year +11.65% +2.41% +3.75%
Number of hourly rates quoted 99 69 96
London median hourly rate £29.00 £42.25 £37.50
Median hourly rate % change year-on-year -31.36% +12.67% +4.17%
10th Percentile £19.00 £19.18 £14.25
90th Percentile £47.83 £59.50 £55.00
England median hourly rate £40.00 £40.00 £37.50
% change year-on-year - +6.67% +7.14%

LAPP Stack
Job Vacancy Trend in London

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

Job vacancy trend for LAPP Stack in London

LAPP Stack
Contractor Daily Rate Trend in London

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

Contractor daily rate trend for LAPP Stack in London

LAPP Stack
Contractor Daily Rate Histogram in London

The daily rate distribution of IT jobs citing LAPP Stack in London over the 6 months to 14 December 2017.

Contractor daily rate histogram for LAPP Stack in London

LAPP Stack
Contractor Hourly Rate Trend in London

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

Contractor hourly rate trend for LAPP Stack in London

LAPP Stack
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 LAPP Stack within the London region over the 6 months to 14 December 2017. 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 -31 3 £375 -25.00%
South London -32 2 - - 1
West London -19 1 £425 -14.14%
LAPP Stack
England

For the 6 months to 14 December 2017, IT contractor jobs citing LAPP Stack also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads across the London region with a requirement for LAPP Stack.

1 38 (100.00%) PostgreSQL
2 37 (97.37%) Linux
2 37 (97.37%) Apache
2 37 (97.37%) Python
3 27 (71.05%) Bash Shell
4 25 (65.79%) Java
4 25 (65.79%) Firewall
5 22 (57.89%) Amazon AWS
6 21 (55.26%) VMware
6 21 (55.26%) TCP/IP
7 20 (52.63%) SSL
7 20 (52.63%) Tomcat
8 19 (50.00%) DevOps
9 16 (42.11%) Ansible
9 16 (42.11%) Docker
9 16 (42.11%) Finance
10 15 (39.47%) Agile Software Development
10 15 (39.47%) Ruby
10 15 (39.47%) nginx
10 15 (39.47%) Jenkins
10 15 (39.47%) Puppet
11 14 (36.84%) MongoDB
12 13 (34.21%) HAProxy
12 13 (34.21%) Git (software)
12 13 (34.21%) Clustering
13 12 (31.58%) BIG-IP
13 12 (31.58%) Continuous Integration
13 12 (31.58%) DNS
13 12 (31.58%) F5 BIG-IP LTM
13 12 (31.58%) F5

LAPP Stack
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 37 (97.37%) Apache
2 20 (52.63%) Tomcat
3 15 (39.47%) nginx
4 6 (15.79%) Apache Spark
5 5 (13.16%) JBoss
6 3 (7.89%) OpenStack
7 2 (5.26%) Confluence
7 2 (5.26%) Jetty
7 2 (5.26%) Mule ESB
7 2 (5.26%) WebLogic
7 2 (5.26%) WildFly
Cloud Services
1 22 (57.89%) Amazon AWS
2 4 (10.53%) Amazon EC2
2 4 (10.53%) Amazon EMR
2 4 (10.53%) Amazon Glacier
2 4 (10.53%) Amazon S3
2 4 (10.53%) Google Cloud Platform
3 2 (5.26%) IaaS
4 1 (2.63%) AWS CloudFormation
4 1 (2.63%) GitHub
4 1 (2.63%) Google Drive
4 1 (2.63%) Loggly
4 1 (2.63%) Microsoft Azure
4 1 (2.63%) Sumo Logic
Communications & Networking
1 25 (65.79%) Firewall
2 21 (55.26%) TCP/IP
3 20 (52.63%) SSL
4 12 (31.58%) BIG-IP
4 12 (31.58%) DNS
4 12 (31.58%) F5 BIG-IP LTM
5 9 (23.68%) HTTP
6 5 (13.16%) Reverse Proxy
6 5 (13.16%) VPN
7 3 (7.89%) HTTPS
8 1 (2.63%) FTP
8 1 (2.63%) Internet
8 1 (2.63%) PuTTY
Database & Business Intelligence
1 38 (100.00%) PostgreSQL
2 14 (36.84%) MongoDB
3 10 (26.32%) MySQL
3 10 (26.32%) NoSQL
4 7 (18.42%) Big Data
5 6 (15.79%) Apache Cassandra
5 6 (15.79%) Redis
6 5 (13.16%) Flink
7 4 (10.53%) Amazon Redshift
7 4 (10.53%) Impala
7 4 (10.53%) Presto
8 3 (7.89%) Hadoop
8 3 (7.89%) HBase
9 2 (5.26%) Amazon DynamoDB
9 2 (5.26%) DataStax
9 2 (5.26%) Relational Database
10 1 (2.63%) Blockchain
10 1 (2.63%) Informix
10 1 (2.63%) Looker
10 1 (2.63%) SQL Server
Development Applications
1 15 (39.47%) Jenkins
2 13 (34.21%) Git (software)
3 8 (21.05%) Artifactory
3 8 (21.05%) Sonatype Nexus
4 5 (13.16%) Talend Open Studio
5 3 (7.89%) GitLab
5 3 (7.89%) JIRA
6 2 (5.26%) Codeship
6 2 (5.26%) Gerrit
6 2 (5.26%) Mercurial
6 2 (5.26%) Travis CI
7 1 (2.63%) Grunt
7 1 (2.63%) Maven
7 1 (2.63%) Subversion
7 1 (2.63%) Vagrant
General
1 16 (42.11%) Finance
2 6 (15.79%) Banking
2 6 (15.79%) Electronics
2 6 (15.79%) Manufacturing
2 6 (15.79%) Marketing
2 6 (15.79%) Telecoms
3 3 (7.89%) Financial Institution
4 1 (2.63%) Games
Job Titles
1 12 (31.58%) DevOps Engineer
2 7 (18.42%) Systems Support
3 6 (15.79%) Support Engineer
3 6 (15.79%) Systems Engineer
3 6 (15.79%) Systems Support Engineer
4 5 (13.16%) Big Data Engineer
4 5 (13.16%) Data Engineer
5 4 (10.53%) Linux Systems Administrator
5 4 (10.53%) Systems Administrator
6 3 (7.89%) Administrator
6 3 (7.89%) Linux Administrator
6 3 (7.89%) Senior Data Engineer
7 1 (2.63%) AWS Engineer
7 1 (2.63%) Full Stack Developer
7 1 (2.63%) Java Developer
7 1 (2.63%) Linux Consultant
7 1 (2.63%) Linux Engineer
7 1 (2.63%) Linux Support
7 1 (2.63%) Operations Engineer
7 1 (2.63%) Platform Engineer
Libraries, Frameworks & Software Standards
1 12 (31.58%) Elastic Stack
2 10 (26.32%) LAMP
2 10 (26.32%) RabbitMQ
2 10 (26.32%) Web Services
3 8 (21.05%) Node.js
4 7 (18.42%) Kafka
5 6 (15.79%) LEMP Stack
6 5 (13.16%) Akka
6 5 (13.16%) Spring
7 4 (10.53%) Apache Drill
7 4 (10.53%) gRPC
8 3 (7.89%) ActiveMQ
8 3 (7.89%) J2EE
8 3 (7.89%) Sensu
9 2 (5.26%) AngularJS
9 2 (5.26%) Apache Camel
9 2 (5.26%) Guice
9 2 (5.26%) HTML
9 2 (5.26%) RESTEasy
9 2 (5.26%) RESTful
Miscellaneous
1 13 (34.21%) Clustering
2 10 (26.32%) Data Centre
3 5 (13.16%) Computer Science
3 5 (13.16%) Data Structures
4 3 (7.89%) PKI
5 2 (5.26%) Analytical Skills
6 1 (2.63%) Algorithms
6 1 (2.63%) Enterprise Software
6 1 (2.63%) Fintech
6 1 (2.63%) iPad
6 1 (2.63%) iPhone
6 1 (2.63%) Replication
6 1 (2.63%) Virtual Team
Operating Systems
1 37 (97.37%) Linux
2 8 (21.05%) CentOS
3 6 (15.79%) Ubuntu
3 6 (15.79%) Unix
4 4 (10.53%) Windows
5 3 (7.89%) Windows Server
5 3 (7.89%) Windows Server 2008
6 2 (5.26%) AIX
6 2 (5.26%) Red Hat Enterprise Linux
7 1 (2.63%) Android
7 1 (2.63%) Apple iOS
7 1 (2.63%) CoreOS
7 1 (2.63%) Solaris
Processes & Methodologies
1 19 (50.00%) DevOps
2 15 (39.47%) Agile Software Development
3 12 (31.58%) Continuous Integration
4 9 (23.68%) Business Intelligence
5 8 (21.05%) Configuration Management
5 8 (21.05%) Load Balancing
6 7 (18.42%) Analytics
6 7 (18.42%) Continuous Delivery
7 6 (15.79%) Digital Marketing
7 6 (15.79%) Open Source
7 6 (15.79%) Programme Management
7 6 (15.79%) Scrum
7 6 (15.79%) Web Operations
8 5 (13.16%) Data Integration
8 5 (13.16%) Data Modelling
8 5 (13.16%) ETL
8 5 (13.16%) High Availability
8 5 (13.16%) Microservices
9 4 (10.53%) Low Latency
9 4 (10.53%) Task Automation
Programming Languages
1 37 (97.37%) Python
2 27 (71.05%) Bash Shell
3 25 (65.79%) Java
4 15 (39.47%) Ruby
5 9 (23.68%) Scala
6 7 (18.42%) Go
7 6 (15.79%) Perl
7 6 (15.79%) SQL
8 5 (13.16%) PHP
8 5 (13.16%) Shell Script
9 4 (10.53%) JavaScript
10 2 (5.26%) C#
10 2 (5.26%) C++
11 1 (2.63%) GraphQL
Qualifications
1 10 (26.32%) SC Cleared
1 10 (26.32%) Security Cleared
2 5 (13.16%) RHCE
3 1 (2.63%) Degree
Quality Assurance & Compliance
1 5 (13.16%) AS 2805
1 5 (13.16%) ISO 8583
1 5 (13.16%) PCI DSS
2 1 (2.63%) ISO/IEC 20000
System Software
1 16 (42.11%) Docker
2 5 (13.16%) Virtual Machines
3 4 (10.53%) Active Directory
4 3 (7.89%) HDFS
4 3 (7.89%) vCloud
4 3 (7.89%) VMware Infrastructure
5 2 (5.26%) Xen
6 1 (2.63%) VirtualBox
Systems Management
1 16 (42.11%) Ansible
2 15 (39.47%) Puppet
3 13 (34.21%) HAProxy
4 11 (28.95%) Kibana
4 11 (28.95%) Kubernetes
4 11 (28.95%) logstash
5 9 (23.68%) ZABBIX
6 8 (21.05%) Opscode Chef
7 7 (18.42%) Salt
8 4 (10.53%) Terraform
9 3 (7.89%) Grafana
9 3 (7.89%) Nagios
9 3 (7.89%) Rundeck
10 2 (5.26%) Ambari
11 1 (2.63%) Opsview
Vendors
1 21 (55.26%) VMware
2 12 (31.58%) F5
3 9 (23.68%) Red Hat
4 7 (18.42%) Google
5 6 (15.79%) SAP
6 5 (13.16%) Informatica
6 5 (13.16%) Talend
7 3 (7.89%) Oracle
7 3 (7.89%) Splunk
8 2 (5.26%) Hortonworks
9 1 (2.63%) Microsoft
9 1 (2.63%) New Relic
9 1 (2.63%) Rackspace
9 1 (2.63%) SaltStack
9 1 (2.63%) SolarWinds
9 1 (2.63%) Sybase
9 1 (2.63%) Tableau