Period
to 24 September 2018

The following table provides summary statistics for contract job vacancies advertised in London with a requirement for High Availability skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited High Availability 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.

High Availability
England > London
6 months to
24 Sep 2018
Same period 2017 Same period 2016
Rank 291 184 162
Rank change year-on-year -107 -22 +36
Contract jobs citing High Availability 415 649 723
As % of all contract IT jobs advertised in London 0.91% 1.48% 1.62%
As % of the Processes & Methodologies category 1.04% 1.69% 1.87%
Number of daily rates quoted 310 481 580
London median daily rate £525 £513 £485
Median daily rate % change year-on-year +2.44% +5.67% +2.11%
10th Percentile £400 £400 £363
90th Percentile £650 £650 £625
England median daily rate £488 £475 £450
% change year-on-year +2.63% +5.56% +5.88%
Number of hourly rates quoted 3 2 1
London median hourly rate £43.92 £97.25 £42.50
Median hourly rate % change year-on-year -54.84% +128.82% +23.19%
10th Percentile £39.98 £35.98 £41.25
90th Percentile £163.17 £166.33 £43.75
England median hourly rate £42.27 £27.38 £28.50
% change year-on-year +54.36% -3.93% -16.18%

High Availability is in the Processes and Methodologies 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 process or methodology skills.

All Process and Methodology Skills
London
Contract vacancies with a requirement for process or methodology skills 39,855 38,372 38,749
As % of all contract IT jobs advertised in London 87.56% 87.76% 87.06%
Number of daily rates quoted 28,865 27,657 28,000
London median daily rate £500 £500 £463
Median daily rate % change year-on-year - +8.11% +2.78%
10th Percentile £325 £313 £300
90th Percentile £675 £660 £638
England median daily rate £468 £450 £425
% change year-on-year +3.89% +5.88% +3.03%
Number of hourly rates quoted 483 370 377
London median hourly rate £22.50 £23.13 £21.00
Median hourly rate % change year-on-year -2.70% +10.12% +5.00%
10th Percentile £14.00 £13.00 £11.25
90th Percentile £55.69 £52.05 £55.00
England median hourly rate £21.00 £23.14 £22.84
% change year-on-year -9.25% +1.34% +4.99%

High Availability
Job Vacancy Trend in London

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

Job vacancy trend for High Availability in London

High Availability
Contractor Daily Rate Trend in London

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

Contractor daily rate trend for High Availability in London

High Availability
Contractor Daily Rate Histogram in London

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

Contractor daily rate histogram for High Availability in London

High Availability
Contractor Hourly Rate Trend in London

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

Contractor hourly rate trend for High Availability in London

High Availability
Contractor Hourly Rate Histogram in London

The hourly rate distribution of IT jobs citing High Availability in London over the 6 months to 24 September 2018.

Contractor hourly rate histogram for High Availability in London

High Availability
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 High Availability within the 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
Central London -20 110 £550 +10.00% 32
West London -15 41 £525 - 26
South London -38 9 £525 +7.14% 6
East London -20 2 £425 -20.56% 8
North London 0 1 £403 - 2
High Availability
England

For the 6 months to 24 September 2018, IT contractor jobs citing High Availability 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 High Availability.

1 206 (49.64%) Agile Software Development
2 133 (32.05%) Linux
3 116 (27.95%) Java
4 109 (26.27%) SQL
5 105 (25.30%) DevOps
6 103 (24.82%) Python
7 100 (24.10%) Docker
8 96 (23.13%) TDD
9 90 (21.69%) Jenkins
10 88 (21.20%) Microsoft Azure
11 83 (20.00%) Scrum
12 82 (19.76%) Finance
13 80 (19.28%) RESTful
14 77 (18.55%) Microservices
15 73 (17.59%) Open Source
16 71 (17.11%) Kubernetes
17 70 (16.87%) Low Latency
17 70 (16.87%) Windows
17 70 (16.87%) JavaScript
18 66 (15.90%) Git (software)
18 66 (15.90%) Continuous Integration
19 63 (15.18%) Amazon AWS
19 63 (15.18%) Red Hat
19 63 (15.18%) Continuous Delivery
20 61 (14.70%) Disaster Recovery
21 58 (13.98%) Google
22 57 (13.73%) SQL Server
23 56 (13.49%) HTML
23 56 (13.49%) Microsoft
24 53 (12.77%) Spring

High Availability
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 21 (5.06%) Elasticsearch
2 19 (4.58%) Apache
3 14 (3.37%) Apache Spark
4 12 (2.89%) OpenStack
5 11 (2.65%) IIS
6 10 (2.41%) Apache Solr
7 9 (2.17%) WebLogic
8 8 (1.93%) NServiceBus
8 8 (1.93%) Tomcat
9 7 (1.69%) JBoss
10 6 (1.45%) Confluence
11 5 (1.20%) Cloud Foundry
11 5 (1.20%) nginx
11 5 (1.20%) SharePoint
11 5 (1.20%) WebSphere
12 4 (0.96%) MS Exchange
12 4 (0.96%) WebSphere Application Server
13 3 (0.72%) Skype for Business
14 2 (0.48%) Exchange Server 2010
14 2 (0.48%) Exchange Server 2013
Applications
1 6 (1.45%) Fireworks
1 6 (1.45%) Microsoft Office
1 6 (1.45%) Photoshop
2 5 (1.20%) Microsoft Excel
2 5 (1.20%) MS Visio
3 4 (0.96%) Microsoft Project
4 1 (0.24%) Spreadsheet
Business Applications
1 5 (1.20%) ION MarketView
1 5 (1.20%) Remedy ITSM
2 2 (0.48%) Summit
3 1 (0.24%) Oracle EBS
3 1 (0.24%) Oracle ERP
3 1 (0.24%) SAP Oil and Gas
Cloud Services
1 88 (21.20%) Microsoft Azure
2 63 (15.18%) Amazon AWS
3 34 (8.19%) GitHub
4 31 (7.47%) Google Cloud Platform
5 25 (6.02%) IaaS
5 25 (6.02%) PaaS
6 23 (5.54%) Office 365
7 12 (2.89%) Azure Active Directory
7 12 (2.89%) SaaS
8 10 (2.41%) Akamai
9 9 (2.17%) npm
10 6 (1.45%) Amazon SQS
11 5 (1.20%) AWS CloudFormation
11 5 (1.20%) AWS Elastic Beanstalk
11 5 (1.20%) Cloud Computing
12 4 (0.96%) Amazon EC2
13 2 (0.48%) IBM Cloud
13 2 (0.48%) SuccessFactors
13 2 (0.48%) Virtual Private Cloud
14 1 (0.24%) OpenShift
Communications & Networking
1 38 (9.16%) Firewall
2 25 (6.02%) SAN
3 21 (5.06%) HTTP
4 20 (4.82%) VPN
5 19 (4.58%) DNS
6 18 (4.34%) SSL
7 16 (3.86%) Multicast
7 16 (3.86%) NAS
7 16 (3.86%) Network Security
8 13 (3.13%) Internet
9 12 (2.89%) Cisco ASA
9 12 (2.89%) VLAN
9 12 (2.89%) WAN
10 11 (2.65%) TCP/IP
11 10 (2.41%) BGP
11 10 (2.41%) DHCP
11 10 (2.41%) OSPF
12 7 (1.69%) EIGRP
12 7 (1.69%) MPLS
12 7 (1.69%) Wireless
Database & Business Intelligence
1 57 (13.73%) SQL Server
2 48 (11.57%) MongoDB
3 42 (10.12%) Relational Database
4 40 (9.64%) PostgreSQL
5 25 (6.02%) NoSQL
6 21 (5.06%) MySQL
7 17 (4.10%) Big Data
8 16 (3.86%) Data Warehouse
8 16 (3.86%) RDBMS
8 16 (3.86%) SQL Server Integration Services
9 14 (3.37%) SQL Server Reporting Services
10 13 (3.13%) Apache Cassandra
10 13 (3.13%) Oracle Database
11 10 (2.41%) Azure SQL Database
11 10 (2.41%) Hadoop
11 10 (2.41%) SQL Server Analysis Services
12 9 (2.17%) Data Lake
12 9 (2.17%) HDInsight
12 9 (2.17%) Redis
13 8 (1.93%) Oracle Database 11g
Development Applications
1 90 (21.69%) Jenkins
2 66 (15.90%) Git (software)
3 28 (6.75%) JIRA
4 25 (6.02%) Cucumber
5 17 (4.10%) Gatling
5 17 (4.10%) Hudson
5 17 (4.10%) JMeter
6 16 (3.86%) JUnit
6 16 (3.86%) Mockito
7 13 (3.13%) Team Foundation Server
7 13 (3.13%) TeamCity
8 12 (2.89%) Maven
8 12 (2.89%) WebDriver
9 11 (2.65%) Gradle
9 11 (2.65%) Selenium
10 10 (2.41%) LoadRunner
11 7 (1.69%) git-flow
11 7 (1.69%) IntelliJ
11 7 (1.69%) Visual Studio Team System
12 6 (1.45%) Sonatype Nexus
General
1 82 (19.76%) Finance
2 28 (6.75%) Banking
3 27 (6.51%) Retail
4 12 (2.89%) Advertising
5 6 (1.45%) Games
6 5 (1.20%) Front Office
7 4 (0.96%) Financial Institution
7 4 (0.96%) Investment Banking
7 4 (0.96%) Law
7 4 (0.96%) Manufacturing
7 4 (0.96%) Marketing
7 4 (0.96%) Telecoms
8 3 (0.72%) Billing
8 3 (0.72%) Legal
9 2 (0.48%) Publishing
10 1 (0.24%) Back Office
10 1 (0.24%) Electronics
10 1 (0.24%) French Language
10 1 (0.24%) Pharmaceutical
10 1 (0.24%) Retail Banking
Job Titles
1 149 (35.90%) Developer
2 57 (13.73%) DevOps Engineer
3 46 (11.08%) Java Developer
4 39 (9.40%) Architect
5 29 (6.99%) Senior Developer
6 18 (4.34%) DBA
7 17 (4.10%) .NET Developer
8 16 (3.86%) C# Developer
8 16 (3.86%) Linux Engineer
9 15 (3.61%) Network Engineer
10 14 (3.37%) Cloud Engineer
11 13 (3.13%) Azure DevOps
12 12 (2.89%) Consultant
12 12 (2.89%) Scala Developer
12 12 (2.89%) Senior .NET Developer
13 11 (2.65%) Java Engineer
13 11 (2.65%) JavaScript Developer
13 11 (2.65%) React Developer
14 10 (2.41%) Azure Architect
14 10 (2.41%) Java Developer - Fintech
Libraries, Frameworks & Software Standards
1 80 (19.28%) RESTful
2 56 (13.49%) HTML
3 53 (12.77%) Spring
4 50 (12.05%) CSS
5 49 (11.81%) .NET
6 44 (10.60%) Node.js
7 38 (9.16%) Web Services
8 37 (8.92%) Kafka
9 36 (8.67%) Hibernate
10 35 (8.43%) AngularJS
10 35 (8.43%) REST
11 29 (6.99%) HTML5
12 27 (6.51%) CSS3
13 25 (6.02%) React
13 25 (6.02%) XML
14 24 (5.78%) JSON
15 22 (5.30%) Spring Boot
16 21 (5.06%) ActiveMQ
17 19 (4.58%) ASP.NET
18 18 (4.34%) JPA
Miscellaneous
1 41 (9.88%) Device Driver
2 35 (8.43%) Data Centre
3 26 (6.27%) Fintech
4 25 (6.02%) User Experience
5 23 (5.54%) Analytical Skills
6 21 (5.06%) Replication
7 20 (4.82%) Greenfield Project
8 19 (4.58%) Foreign Exchange (FX)
9 17 (4.10%) Clustering
10 12 (2.89%) Computer Science
10 12 (2.89%) Embedded Systems
11 11 (2.65%) Linux Command Line
11 11 (2.65%) Public Cloud
12 10 (2.41%) Fixed Income
13 7 (1.69%) PKI
14 6 (1.45%) Biotechnology
14 6 (1.45%) Data Structures
14 6 (1.45%) iPad
14 6 (1.45%) iPhone
14 6 (1.45%) Private Cloud
Operating Systems
1 133 (32.05%) Linux
2 70 (16.87%) Windows
3 41 (9.88%) Unix
4 34 (8.19%) CentOS
5 30 (7.23%) Red Hat Enterprise Linux
6 29 (6.99%) Ubuntu
7 25 (6.02%) Windows Server
8 11 (2.65%) Windows 10
9 8 (1.93%) Windows Server 2012
10 6 (1.45%) AIX
10 6 (1.45%) Apple iOS
10 6 (1.45%) Windows 8
11 4 (0.96%) SUSE Linux Enterprise Server
11 4 (0.96%) Windows 7
12 3 (0.72%) DC/OS
12 3 (0.72%) Mac OS
12 3 (0.72%) Mac OS X
12 3 (0.72%) Windows Server 2008
13 2 (0.48%) Mesosphere
13 2 (0.48%) Windows Server 2003
Processes & Methodologies
1 206 (49.64%) Agile Software Development
2 105 (25.30%) DevOps
3 96 (23.13%) TDD
4 83 (20.00%) Scrum
5 77 (18.55%) Microservices
6 73 (17.59%) Open Source
7 70 (16.87%) Low Latency
8 66 (15.90%) Continuous Integration
9 63 (15.18%) Continuous Delivery
10 61 (14.70%) Disaster Recovery
11 52 (12.53%) BDD
12 49 (11.81%) Kanban
12 49 (11.81%) Migration
13 44 (10.60%) Test Automation
14 40 (9.64%) Problem-Solving
15 38 (9.16%) Performance Tuning
16 37 (8.92%) Pair Programming
17 36 (8.67%) E-Commerce
18 33 (7.95%) Analytics
19 32 (7.71%) Site Reliability Engineering
Programming Languages
1 116 (27.95%) Java
2 109 (26.27%) SQL
3 103 (24.82%) Python
4 70 (16.87%) JavaScript
5 53 (12.77%) Bash Shell
6 42 (10.12%) Scala
7 40 (9.64%) C#
7 40 (9.64%) Go
8 28 (6.75%) Shell Script
9 25 (6.02%) PowerShell
10 23 (5.54%) Ruby
11 18 (4.34%) Java 8
12 15 (3.61%) Perl
13 13 (3.13%) Groovy
14 12 (2.89%) ES6
14 12 (2.89%) T-SQL
15 10 (2.41%) PL/SQL
15 10 (2.41%) VB
16 6 (1.45%) Apple Swift
16 6 (1.45%) Objective-C
Qualifications
1 26 (6.27%) Degree
2 9 (2.17%) Cisco Certification
2 9 (2.17%) Computer Science Degree
3 7 (1.69%) Security Cleared
4 6 (1.45%) SC Cleared
5 4 (0.96%) CCSE
5 4 (0.96%) CCSP
5 4 (0.96%) RHCE
5 4 (0.96%) RHCSA
5 4 (0.96%) RHCVA
6 3 (0.72%) CCNP
7 2 (0.48%) DBS Check
7 2 (0.48%) MCSA
7 2 (0.48%) Microsoft Certification
8 1 (0.24%) BPSS Clearance
8 1 (0.24%) CCIE
8 1 (0.24%) CCNA
8 1 (0.24%) ITIL Certification
8 1 (0.24%) MCP
8 1 (0.24%) Sun Certification
Quality Assurance & Compliance
1 21 (5.06%) QA
2 9 (2.17%) SLA
3 7 (1.69%) MiFID
4 4 (0.96%) COBIT
4 4 (0.96%) EMIR
5 3 (0.72%) Data Quality
6 1 (0.24%) GDPR
6 1 (0.24%) HAZOP
6 1 (0.24%) PCI DSS
6 1 (0.24%) PMO
6 1 (0.24%) WCAG
System Software
1 100 (24.10%) Docker
2 44 (10.60%) Active Directory
3 30 (7.23%) VMware Infrastructure
4 9 (2.17%) Virtual Machines
4 9 (2.17%) vSphere
5 7 (1.69%) Hyper-V
5 7 (1.69%) KVM
6 6 (1.45%) VMware ESXi
7 5 (1.20%) BitLocker
7 5 (1.20%) Firmware
7 5 (1.20%) Varnish
8 4 (0.96%) HDFS
8 4 (0.96%) Postfix
8 4 (0.96%) RHEV
8 4 (0.96%) Samba
8 4 (0.96%) Sendmail
8 4 (0.96%) Squid
8 4 (0.96%) Veritas File System
8 4 (0.96%) Virtual Servers
9 2 (0.48%) Xen
Systems Management
1 71 (17.11%) Kubernetes
2 51 (12.29%) Ansible
3 42 (10.12%) Prometheus
4 40 (9.64%) Grafana
5 30 (7.23%) Nagios
6 29 (6.99%) Icinga
7 21 (5.06%) Opscode Chef
8 19 (4.58%) Puppet
9 12 (2.89%) Terraform
10 11 (2.65%) Kibana
11 10 (2.41%) logstash
12 9 (2.17%) SCCM
13 7 (1.69%) Salt
14 6 (1.45%) Failover Clustering
14 6 (1.45%) Microsoft Intune
15 5 (1.20%) Hadoop YARN
15 5 (1.20%) Mesos
16 4 (0.96%) HAProxy
16 4 (0.96%) vCenter Server
16 4 (0.96%) yum
Vendors
1 63 (15.18%) Red Hat
2 58 (13.98%) Google
3 56 (13.49%) Microsoft
4 37 (8.92%) VMware
5 30 (7.23%) Oracle
6 27 (6.51%) IBM
7 24 (5.78%) Cisco
8 18 (4.34%) Splunk
9 17 (4.10%) AppDynamics
10 16 (3.86%) CheckPoint
11 14 (3.37%) Citrix
12 12 (2.89%) TIBCO
13 11 (2.65%) Bloomberg
13 11 (2.65%) Reuters
14 10 (2.41%) Dell
14 10 (2.41%) HP
14 10 (2.41%) SOASTA, Inc
15 9 (2.17%) Currenex
15 9 (2.17%) Juniper
15 9 (2.17%) Sun