Period
to 28 March 2020

The following table provides summary statistics for contract job vacancies advertised in Central 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 28 March 2020 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
London > Central London
6 months to
28 Mar 2020
Same period 2019 Same period 2018
Rank 155 200 218
Rank change year-on-year +45 +18 -115
Contract jobs citing High Availability 48 86 73
As % of all contract jobs advertised in Central London 0.89% 0.96% 0.79%
As % of the Processes & Methodologies category 1.02% 1.07% 0.89%
Number of daily rates quoted 37 68 56
Median daily rate £550 £519 £538
Median daily rate % change year-on-year +6.02% -3.49% +4.88%
10th Percentile £380 £354 £378
90th Percentile £687 £700 £645
London median daily rate £530 £525 £540
% change year-on-year +0.95% -2.78% +8.00%
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
London median hourly rate £35.00 £46.50 £45.17
% change year-on-year -24.73% +2.96% -

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 Central London with a requirement for process or methodology skills.

All Process and Methodology Skills
Central London
Contract vacancies with a requirement for process or methodology skills 4,707 8,021 8,206
As % of all contract IT jobs advertised in Central London 87.12% 89.78% 89.29%
Number of daily rates quoted 3,436 6,082 6,388
Median daily rate £510 £525 £500
Median daily rate % change year-on-year -2.86% +5.00% +5.26%
10th Percentile £316 £325 £325
90th Percentile £675 £675 £688
London median daily rate £520 £513 £500
% change year-on-year +1.46% +2.50% +5.26%
Number of hourly rates quoted 79 70 113
Median hourly rate £27.50 £21.34 £21.50
Median hourly rate % change year-on-year +28.87% -0.74% +13.16%
10th Percentile £12.48 £12.98 £11.94
90th Percentile £51.45 £42.10 £47.88
Median hourly rate £35.00 £26.00 £23.50
% change year-on-year +34.62% +10.64% -6.00%

High Availability
Job Vacancy Trend in Central London

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

Job vacancy trend for High Availability in Central London

High Availability
Contractor Daily Rate Trend in Central London

3-month moving average daily rate quoted in jobs citing High Availability in Central London.

Daily rate trend for High Availability in Central London

High Availability
Daily Rate Histogram in Central London

Daily rate distribution for jobs citing High Availability in Central London over the 6 months to 28 March 2020.

Daily rate histogram for High Availability in Central London

High Availability
Contractor Hourly Rate Trend in Central London

3-month moving average hourly rates quoted in jobs citing High Availability in Central London.

Hourly rate trend for High Availability in Central London

High Availability
Contract Job Locations in Central 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 Central London region over the 6 months to 28 March 2020. 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
City of London +52 44 £538 +13.16% 18
West End of London +34 2 £550 +31.34%
Camden +8 2 £550 +51.72%
City of Westminster +17 1 £750 -
High Availability
London

For the 6 months to 28 March 2020, 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 Central London region with a requirement for High Availability.

1 25 (52.08%) Agile Software Development
2 20 (41.67%) Finance
3 19 (39.58%) SQL
4 15 (31.25%) AWS
5 12 (25.00%) Low Latency
6 11 (22.92%) Migration
7 10 (20.83%) HTML
7 10 (20.83%) Java
7 10 (20.83%) Linux
7 10 (20.83%) Continuous Improvement
7 10 (20.83%) Azure
8 9 (18.75%) CSS
8 9 (18.75%) ITIL
9 8 (16.67%) Firewall
10 7 (14.58%) Middleware
10 7 (14.58%) Windows
10 7 (14.58%) JavaScript
10 7 (14.58%) .NET
10 7 (14.58%) DevOps
10 7 (14.58%) Terraform
10 7 (14.58%) Problem-Solving
10 7 (14.58%) Infrastructure as Code
11 6 (12.50%) .NET Core
11 6 (12.50%) React
11 6 (12.50%) Microservices
11 6 (12.50%) Oracle Database
11 6 (12.50%) Jenkins
11 6 (12.50%) AngularJS
11 6 (12.50%) Kanban
11 6 (12.50%) Oracle

High Availability
Co-occurring IT Skills in Central 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 4 (8.33%) Tomcat
2 3 (6.25%) Elasticsearch
2 3 (6.25%) WebLogic
3 2 (4.17%) Confluence
4 1 (2.08%) Exchange Server 2010
4 1 (2.08%) MS Exchange
4 1 (2.08%) Skype for Business
Applications
1 6 (12.50%) Microsoft Excel
Business Applications
1 1 (2.08%) Salesforce.com CRM
Cloud Services
1 15 (31.25%) AWS
2 10 (20.83%) Azure
3 5 (10.42%) GitHub
4 4 (8.33%) PaaS
5 3 (6.25%) Amazon EKS
5 3 (6.25%) Amazon SQS
5 3 (6.25%) Cloud Computing
5 3 (6.25%) Route 53
6 2 (4.17%) Amazon EC2
6 2 (4.17%) Amazon ELB
6 2 (4.17%) Amazon S3
6 2 (4.17%) AWS Lambda
6 2 (4.17%) Serverless
7 1 (2.08%) GCP
7 1 (2.08%) Office 365
7 1 (2.08%) OpenShift
7 1 (2.08%) Salesforce Sales Cloud
Communications & Networking
1 8 (16.67%) Firewall
2 5 (10.42%) SSL
2 5 (10.42%) TCP/IP
3 4 (8.33%) DNS
3 4 (8.33%) VPN
4 3 (6.25%) HTTP
4 3 (6.25%) LAN
4 3 (6.25%) WAN
5 2 (4.17%) Cisco ASA
5 2 (4.17%) DHCP
5 2 (4.17%) Intrusion Detection
5 2 (4.17%) MPLS
5 2 (4.17%) NetScreen
5 2 (4.17%) Network Security
6 1 (2.08%) Cisco IPT
6 1 (2.08%) F5 BIG-IP LTM
6 1 (2.08%) iSCSI
6 1 (2.08%) NetScaler
6 1 (2.08%) Unified Communications
6 1 (2.08%) VLAN
Database & Business Intelligence
1 6 (12.50%) Oracle Database
1 6 (12.50%) PostgreSQL
2 5 (10.42%) SQL Server
3 4 (8.33%) NoSQL
4 3 (6.25%) Oracle Database 12c
4 3 (6.25%) Redis
4 3 (6.25%) Tick Data
5 2 (4.17%) Amazon RDS
5 2 (4.17%) Oracle Exadata
5 2 (4.17%) Oracle ODI
6 1 (2.08%) Data Warehouse
6 1 (2.08%) Oracle Database 11g
6 1 (2.08%) Oracle OWB
6 1 (2.08%) SQL Server 2012
6 1 (2.08%) SQL Server 2014
6 1 (2.08%) SQL Server 2016
Development Applications
1 6 (12.50%) Jenkins
2 5 (10.42%) JIRA
3 4 (8.33%) Git (software)
4 3 (6.25%) Team Foundation Server
5 2 (4.17%) Artifactory
5 2 (4.17%) Atlassian Bamboo
5 2 (4.17%) Cucumber
5 2 (4.17%) JUnit
5 2 (4.17%) Maven
6 1 (2.08%) GitLab
6 1 (2.08%) Oracle APEX
General
1 20 (41.67%) Finance
2 2 (4.17%) Banking
2 2 (4.17%) Front Office
3 1 (2.08%) Financial Institution
3 1 (2.08%) Investment Banking
3 1 (2.08%) Law
3 1 (2.08%) Legal
3 1 (2.08%) Marketing
3 1 (2.08%) Public Sector
Job Titles
1 19 (39.58%) Developer
2 6 (12.50%) .NET Developer
2 6 (12.50%) Angular Developer
2 6 (12.50%) C# .NET Developer
2 6 (12.50%) C# Developer
2 6 (12.50%) Cloud Engineer
2 6 (12.50%) Full Stack Developer
3 5 (10.42%) Architect
3 5 (10.42%) Java Developer
3 5 (10.42%) Platform Engineer
4 4 (8.33%) Electronic Trading Developer
5 3 (6.25%) Electronic Trading Java Developer
5 3 (6.25%) Front End Developer (Client-Side Developer)
6 2 (4.17%) Citrix Engineer
6 2 (4.17%) DBA
6 2 (4.17%) DevOps Engineer
6 2 (4.17%) Infrastructure Engineer
6 2 (4.17%) Lead Architect
6 2 (4.17%) Network Engineer
6 2 (4.17%) Senior Developer
Libraries, Frameworks & Software Standards
1 10 (20.83%) HTML
2 9 (18.75%) CSS
3 7 (14.58%) .NET
3 7 (14.58%) Middleware
4 6 (12.50%) .NET Core
4 6 (12.50%) AngularJS
4 6 (12.50%) ASP.NET
4 6 (12.50%) React
5 3 (6.25%) Elastic Stack
5 3 (6.25%) Jest
5 3 (6.25%) LDAP
5 3 (6.25%) Oracle GoldenGate
5 3 (6.25%) Spring
5 3 (6.25%) Spring Boot
6 2 (4.17%) ADSI
6 2 (4.17%) Apache Camel
6 2 (4.17%) Node.js
6 2 (4.17%) REST
6 2 (4.17%) SAML
6 2 (4.17%) Vue.js
Miscellaneous
1 4 (8.33%) CMDB
1 4 (8.33%) Data Centre
1 4 (8.33%) Replication
2 3 (6.25%) Analytical Skills
2 3 (6.25%) Equities
2 3 (6.25%) Public Cloud
3 2 (4.17%) Foreign Exchange (FX)
3 2 (4.17%) Management Information System
4 1 (2.08%) Algorithms
4 1 (2.08%) Clustering
4 1 (2.08%) Cyberthreat
4 1 (2.08%) Fixed Income
4 1 (2.08%) Hybrid Cloud
4 1 (2.08%) Linux Command Line
4 1 (2.08%) N-Tier
4 1 (2.08%) PMI
4 1 (2.08%) Private Cloud
4 1 (2.08%) Video Conferencing
Operating Systems
1 10 (20.83%) Linux
2 7 (14.58%) Windows
3 6 (12.50%) Unix
4 3 (6.25%) Windows Server 2016
5 2 (4.17%) Solaris
5 2 (4.17%) Windows 10
5 2 (4.17%) Windows Server
5 2 (4.17%) Windows Server 2008
6 1 (2.08%) Oracle Linux
6 1 (2.08%) Red Hat Enterprise Linux
6 1 (2.08%) Ubuntu
6 1 (2.08%) Windows 7
6 1 (2.08%) Windows Server 2012
Processes & Methodologies
1 25 (52.08%) Agile Software Development
2 12 (25.00%) Low Latency
3 11 (22.92%) Migration
4 10 (20.83%) Continuous Improvement
5 9 (18.75%) ITIL
6 7 (14.58%) DevOps
6 7 (14.58%) Infrastructure as Code
6 7 (14.58%) Problem-Solving
7 6 (12.50%) Identity Management
7 6 (12.50%) Kanban
7 6 (12.50%) Microservices
7 6 (12.50%) Scrum
7 6 (12.50%) TDD
8 5 (10.42%) Continuous Delivery
8 5 (10.42%) Continuous Integration
9 4 (8.33%) BDD
9 4 (8.33%) Electronic Trading
9 4 (8.33%) ITIL V3
9 4 (8.33%) Release Management
9 4 (8.33%) Task Automation
Programming Languages
1 19 (39.58%) SQL
2 10 (20.83%) Java
3 7 (14.58%) JavaScript
4 6 (12.50%) C#
4 6 (12.50%) VBA
5 5 (10.42%) PL/SQL
5 5 (10.42%) Python
6 4 (8.33%) Bash Shell
6 4 (8.33%) Go
6 4 (8.33%) PowerShell
6 4 (8.33%) Ruby
6 4 (8.33%) Shell Script
7 2 (4.17%) Scala
7 2 (4.17%) XPath
8 1 (2.08%) AWK
8 1 (2.08%) C++
8 1 (2.08%) Java 8
8 1 (2.08%) Perl
8 1 (2.08%) T-SQL
Qualifications
1 4 (8.33%) Degree
2 3 (6.25%) CCNP
2 3 (6.25%) Cisco Certification
3 2 (4.17%) Citrix Certification
3 2 (4.17%) Security Cleared
4 1 (2.08%) CCNA
4 1 (2.08%) CCNP Voice
4 1 (2.08%) ITIL Certification
4 1 (2.08%) PMI Certification
4 1 (2.08%) PRINCE2 Certification
4 1 (2.08%) PRINCE2 Practitioner
4 1 (2.08%) SC Cleared
Quality Assurance & Compliance
1 4 (8.33%) ISO/IEC 20000
2 1 (2.08%) QA
System Software
1 4 (8.33%) Active Directory
2 3 (6.25%) Docker
2 3 (6.25%) Oracle RAC
2 3 (6.25%) VMware Infrastructure
3 2 (4.17%) Active Directory Lightweight Directory Services
3 2 (4.17%) VMware ESXi
3 2 (4.17%) vSphere
3 2 (4.17%) XenDesktop
4 1 (2.08%) NFS
4 1 (2.08%) Virtual Machines
4 1 (2.08%) VMFS
4 1 (2.08%) VMware NSX
Systems Management
1 7 (14.58%) Terraform
2 5 (10.42%) Kubernetes
2 5 (10.42%) Prometheus
3 4 (8.33%) Ansible
3 4 (8.33%) Single Sign-On
4 3 (6.25%) Data Guard
5 2 (4.17%) Cisco CUCM
5 2 (4.17%) Forefront Identity Manager
5 2 (4.17%) Oracle Enterprise Manager
5 2 (4.17%) Oracle RMAN
5 2 (4.17%) Puppet
5 2 (4.17%) vCenter Server
5 2 (4.17%) vRealize
6 1 (2.08%) Cisco UCCX
6 1 (2.08%) Grafana
6 1 (2.08%) Graphite
6 1 (2.08%) Kibana
6 1 (2.08%) Nagios
6 1 (2.08%) vMotion
6 1 (2.08%) vRealize Orchestrator
Vendors
1 6 (12.50%) Cisco
1 6 (12.50%) Oracle
2 4 (8.33%) Microsoft
2 4 (8.33%) VMware
3 3 (6.25%) Citrix
3 3 (6.25%) HP
3 3 (6.25%) Lets Encrypt
4 2 (4.17%) CheckPoint
4 2 (4.17%) Fortinet
4 2 (4.17%) Juniper
4 2 (4.17%) Red Hat
5 1 (2.08%) Bloomberg
5 1 (2.08%) Cognizant
5 1 (2.08%) F5
5 1 (2.08%) Fidessa
5 1 (2.08%) Meraki
5 1 (2.08%) Reuters
5 1 (2.08%) Salesforce.com
5 1 (2.08%) Splunk
5 1 (2.08%) TIBCO