Period
to 29 May 2020

The following table provides summary statistics for permanent job vacancies advertised in Central London with a requirement for High Availability skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited High Availability over the 6 months to 29 May 2020 with a comparison to the same period in the previous 2 years.

High Availability
London > Central London
6 months to
29 May 2020
Same period 2019 Same period 2018
Rank 213 233 230
Rank change year-on-year +20 -3 -44
Permanent jobs citing High Availability 85 136 166
As % of all permanent jobs advertised in Central London 0.98% 1.06% 1.19%
As % of the Processes & Methodologies category 1.05% 1.14% 1.27%
Number of salaries quoted 77 124 154
Median annual salary £80,000 £67,500 £70,000
Median salary % change year-on-year +18.52% -3.57% +12.00%
10th Percentile £57,000 £48,750 £42,500
90th Percentile £105,000 £127,500 £96,750
London median annual salary £70,000 £65,000 £65,000
% change year-on-year +7.69% - +8.33%

High Availability is in the Processes and Methodologies category. The following table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in Central London with a requirement for process or methodology skills.

All Process and Methodology Skills
Central London
Permanent vacancies with a requirement for process or methodology skills 8,095 11,949 13,095
As % of all permanent IT jobs advertised in Central London 93.75% 92.80% 94.07%
Number of salaries quoted 7,071 10,643 11,538
Median annual salary £70,000 £65,000 £60,000
Median salary % change year-on-year +7.69% +8.33% -
10th Percentile £41,250 £36,750 £36,250
90th Percentile £100,000 £95,000 £92,500
London median annual salary £67,500 £65,000 £60,000
% change year-on-year +3.85% +8.33% -

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
Salary Trend in Central London

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

Salary trend for High Availability in Central London

High Availability
Salary Histogram in Central London

Salary distribution for jobs citing High Availability in Central London over the 6 months to 29 May 2020.

Salary histogram for High Availability in Central London

High Availability
Job Locations in Central London

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing High Availability within the Central London region over the 6 months to 29 May 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
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
City of London +27 58 £80,000 +14.29% 5
West End of London +11 3 £75,000 -
High Availability
London

For the 6 months to 29 May 2020, IT 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 permanent job ads across the Central London region with a requirement for High Availability.

1 35 (41.18%) DevOps
2 28 (32.94%) Finance
3 26 (30.59%) Linux
4 21 (24.71%) AWS
5 20 (23.53%) Jenkins
5 20 (23.53%) Continuous Integration
6 17 (20.00%) Agile Software Development
7 16 (18.82%) Docker
7 16 (18.82%) Infrastructure as Code
7 16 (18.82%) Infrastructure Automation
8 15 (17.65%) Firewall
9 14 (16.47%) TDD
9 14 (16.47%) Terraform
10 13 (15.29%) Oracle
11 12 (14.12%) SQL
11 12 (14.12%) Ansible
12 11 (12.94%) Microservices
12 11 (12.94%) SQL Server
12 11 (12.94%) Banking
13 10 (11.76%) MySQL
13 10 (11.76%) ITIL
13 10 (11.76%) Git (software)
13 10 (11.76%) Azure
13 10 (11.76%) Architectural Design
14 9 (10.59%) Test Automation
14 9 (10.59%) JavaScript
14 9 (10.59%) Cisco
15 8 (9.41%) Middleware
15 8 (9.41%) Service Management
15 8 (9.41%) Release Management

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 3 (3.53%) Tomcat
2 2 (2.35%) Adobe Experience Manager
2 2 (2.35%) Elasticsearch
2 2 (2.35%) IIS
2 2 (2.35%) Mule
2 2 (2.35%) Mule ESB
3 1 (1.18%) MS Exchange
3 1 (1.18%) OpenStack
Applications
1 1 (1.18%) Microsoft Office
Business Applications
1 2 (2.35%) SAP Hybris
Cloud Services
1 21 (24.71%) AWS
2 10 (11.76%) Azure
3 6 (7.06%) Amazon ECS
3 6 (7.06%) AWS CloudFormation
4 4 (4.71%) SaaS
5 3 (3.53%) AWS Fargate
5 3 (3.53%) GCP
5 3 (3.53%) Office 365
6 2 (2.35%) Amazon EC2
6 2 (2.35%) GitHub
7 1 (1.18%) AWS Lambda
7 1 (1.18%) Azure Data Factory
7 1 (1.18%) Serverless
Communications & Networking
1 15 (17.65%) Firewall
2 7 (8.24%) WAN
3 6 (7.06%) LAN
3 6 (7.06%) Network Security
4 5 (5.88%) PBX
4 5 (5.88%) RTP
4 5 (5.88%) Unified Communications
5 4 (4.71%) DNS
6 3 (3.53%) DHCP
6 3 (3.53%) SSL
7 2 (2.35%) Internet
7 2 (2.35%) TCP/IP
7 2 (2.35%) VPN
8 1 (1.18%) BGP
8 1 (1.18%) IPsec
8 1 (1.18%) IPv6
8 1 (1.18%) NetScaler
8 1 (1.18%) OSPF
8 1 (1.18%) SNMP
8 1 (1.18%) TACACS
Database & Business Intelligence
1 11 (12.94%) SQL Server
2 10 (11.76%) MySQL
3 7 (8.24%) SQL Server 2014
3 7 (8.24%) SQL Server 2017
4 6 (7.06%) PostgreSQL
4 6 (7.06%) SQL Server 2008
5 3 (3.53%) Amazon RDS
5 3 (3.53%) Oracle Database
6 2 (2.35%) Amazon DynamoDB
6 2 (2.35%) MongoDB
6 2 (2.35%) Oracle Database 12c
6 2 (2.35%) Relational Database
7 1 (1.18%) Apache Cassandra
7 1 (1.18%) Azure SQL Database
7 1 (1.18%) Big Data
7 1 (1.18%) HBase
7 1 (1.18%) MariaDB
7 1 (1.18%) NoSQL
7 1 (1.18%) SQL Server 2012
7 1 (1.18%) Sybase ASE
Development Applications
1 20 (23.53%) Jenkins
2 10 (11.76%) Git (software)
3 4 (4.71%) Jasmine
4 3 (3.53%) Atlassian Bamboo
4 3 (3.53%) SonarQube
5 2 (2.35%) GitLab
5 2 (2.35%) JUnit
5 2 (2.35%) Maven
5 2 (2.35%) Mockito
6 1 (1.18%) GCC
6 1 (1.18%) GDB
6 1 (1.18%) Octopus Deploy
6 1 (1.18%) Oracle APEX
6 1 (1.18%) TeamCity
6 1 (1.18%) VSS/SourceSafe
General
1 28 (32.94%) Finance
2 11 (12.94%) Banking
3 3 (3.53%) Retail
4 2 (2.35%) Advertising
4 2 (2.35%) Front Office
4 2 (2.35%) Investment Banking
4 2 (2.35%) Law
4 2 (2.35%) Public Sector
5 1 (1.18%) Financial Institution
5 1 (1.18%) Legal
5 1 (1.18%) Marketing
5 1 (1.18%) Telecoms
Job Titles
1 13 (15.29%) Architect
2 11 (12.94%) Developer
3 9 (10.59%) DevOps Engineer
4 7 (8.24%) Senior Developer
5 6 (7.06%) Solutions Architect
6 5 (5.88%) Database Manager
6 5 (5.88%) Lead DevOps
6 5 (5.88%) Unified Communications Engineer
7 4 (4.71%) Administrator
7 4 (4.71%) DBA
7 4 (4.71%) IT Manager
7 4 (4.71%) IT Operations Manager
7 4 (4.71%) Java Developer
7 4 (4.71%) Lead DevOps Engineer
7 4 (4.71%) Operations Manager
7 4 (4.71%) React Developer
7 4 (4.71%) Senior React Developer
7 4 (4.71%) Subject Matter Expert
8 3 (3.53%) Senior Java Developer
8 3 (3.53%) SQL DBA
Libraries, Frameworks & Software Standards
1 8 (9.41%) Middleware
2 7 (8.24%) REST
3 6 (7.06%) CSS
3 6 (7.06%) HTML
3 6 (7.06%) J2EE
4 5 (5.88%) JSON
4 5 (5.88%) React
5 4 (4.71%) .NET
5 4 (4.71%) AngularJS
5 4 (4.71%) CSS3
5 4 (4.71%) HTML5
5 4 (4.71%) Node.js
5 4 (4.71%) SAML
5 4 (4.71%) Spring Boot
5 4 (4.71%) Web Services
6 3 (3.53%) LDAP
6 3 (3.53%) OAuth
6 3 (3.53%) OpenID
6 3 (3.53%) Spring
7 2 (2.35%) Boost C++ Libraries
Miscellaneous
1 7 (8.24%) Analytical Skills
2 5 (5.88%) Data Centre
3 4 (4.71%) Distributed Denial-of-Service
4 3 (3.53%) Clustering
4 3 (3.53%) Enterprise Software
4 3 (3.53%) Management Information System
4 3 (3.53%) Self-Motivation
5 2 (2.35%) Cloud Native
5 2 (2.35%) Fixed Income
5 2 (2.35%) Foreign Exchange (FX)
5 2 (2.35%) Greenfield Project
5 2 (2.35%) Hedge funds
5 2 (2.35%) Hybrid Cloud
5 2 (2.35%) iPad
5 2 (2.35%) Public Cloud
5 2 (2.35%) User Experience
6 1 (1.18%) Algorithms
6 1 (1.18%) Derivative
6 1 (1.18%) Digital Media
6 1 (1.18%) Video Conferencing
Operating Systems
1 26 (30.59%) Linux
2 6 (7.06%) Unix
2 6 (7.06%) Windows
3 4 (4.71%) Windows Server
4 3 (3.53%) Red Hat Enterprise Linux
5 1 (1.18%) CentOS
5 1 (1.18%) Oracle Linux
5 1 (1.18%) Windows Server 2012
Processes & Methodologies
1 35 (41.18%) DevOps
2 20 (23.53%) Continuous Integration
3 17 (20.00%) Agile Software Development
4 16 (18.82%) Infrastructure as Code
4 16 (18.82%) Infrastructure Automation
5 14 (16.47%) TDD
6 11 (12.94%) Microservices
7 10 (11.76%) Architectural Design
7 10 (11.76%) ITIL
8 9 (10.59%) Test Automation
9 8 (9.41%) Deployment Automation
9 8 (9.41%) Problem-Solving
9 8 (9.41%) Release Management
9 8 (9.41%) Service Management
9 8 (9.41%) Technical Leadership
10 7 (8.24%) Change Management
11 6 (7.06%) Customer Requirements
11 6 (7.06%) ITSM
11 6 (7.06%) Pair Programming
11 6 (7.06%) Software Engineering
Programming Languages
1 12 (14.12%) SQL
2 9 (10.59%) JavaScript
3 7 (8.24%) Java
4 6 (7.06%) Python
5 4 (4.71%) C
5 4 (4.71%) Java 8
5 4 (4.71%) PowerShell
6 3 (3.53%) C#
6 3 (3.53%) C++
6 3 (3.53%) T-SQL
7 2 (2.35%) Bash Shell
7 2 (2.35%) Go
7 2 (2.35%) Java 9
8 1 (1.18%) Clojure
8 1 (1.18%) ClojureScript
8 1 (1.18%) ES6
8 1 (1.18%) Kotlin
8 1 (1.18%) Perl
8 1 (1.18%) PL/SQL
8 1 (1.18%) Ruby
Qualifications
1 7 (8.24%) AWS Certification
2 6 (7.06%) Degree
3 3 (3.53%) Cisco Certification
4 2 (2.35%) CCNA
4 2 (2.35%) MCSA
4 2 (2.35%) MCSE
4 2 (2.35%) Microsoft Certification
5 1 (1.18%) CCNP
5 1 (1.18%) Computer Science Degree
5 1 (1.18%) JNCIA
5 1 (1.18%) Master's Degree
5 1 (1.18%) VCAP
5 1 (1.18%) VMware Certified Professional (VCP)
Quality Assurance & Compliance
1 7 (8.24%) PCI DSS
2 5 (5.88%) SLA
3 4 (4.71%) QA
System Software
1 16 (18.82%) Docker
2 4 (4.71%) Active Directory
3 3 (3.53%) OpenAM
4 2 (2.35%) vSphere
5 1 (1.18%) Hyper-V
5 1 (1.18%) VMware ESXi
5 1 (1.18%) VMware Infrastructure
Systems Management
1 14 (16.47%) Terraform
2 12 (14.12%) Ansible
3 5 (5.88%) FortiGate
3 5 (5.88%) Kubernetes
4 4 (4.71%) Opscode Chef
4 4 (4.71%) Puppet
5 3 (3.53%) BladeLogic
5 3 (3.53%) Single Sign-On
6 1 (1.18%) Consul
6 1 (1.18%) Data Guard
6 1 (1.18%) Grafana
6 1 (1.18%) Oracle Enterprise Manager
6 1 (1.18%) Oracle RMAN
6 1 (1.18%) Prometheus
Vendors
1 13 (15.29%) Oracle
2 9 (10.59%) Cisco
3 6 (7.06%) Microsoft
3 6 (7.06%) MuleSoft
4 5 (5.88%) CheckPoint
5 4 (4.71%) F5
5 4 (4.71%) IBM
5 4 (4.71%) Red Hat
5 4 (4.71%) SAP
5 4 (4.71%) TIBCO
6 3 (3.53%) ForgeRock
6 3 (3.53%) Salesforce.com
6 3 (3.53%) Splunk
6 3 (3.53%) VMware
7 2 (2.35%) Adobe
7 2 (2.35%) Cognizant
7 2 (2.35%) Demandware
7 2 (2.35%) hybris
7 2 (2.35%) Oblix
7 2 (2.35%) Solace