Period
to 28 September 2020

The following table provides summary statistics for permanent job vacancies 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 28 September 2020 with a comparison to the same period in the previous 2 years.

High Availability
UK
6 months to
28 Sep 2020
Same period 2019 Same period 2018
Rank 277 260 242
Rank change year-on-year -17 -18 -5
Permanent jobs citing High Availability 555 1,802 2,360
As % of all permanent jobs advertised in the UK 1.16% 1.29% 1.42%
As % of the Processes & Methodologies category 1.25% 1.40% 1.54%
Number of salaries quoted 436 1,449 1,968
Median annual salary £58,000 £55,000 £55,000
Median salary % change year-on-year +5.45% - +10.00%
10th Percentile £37,500 £36,250 £35,000
90th Percentile £95,000 £90,000 £87,875
UK excluding London median annual salary £50,000 £48,000 £50,000
% change year-on-year +4.17% -4.00% +11.11%

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 with a requirement for process or methodology skills.

All Process and Methodology Skills
UK
Permanent vacancies with a requirement for process or methodology skills 44,432 128,499 152,914
As % of all permanent IT jobs advertised in the UK 92.54% 92.19% 91.87%
Number of salaries quoted 36,216 100,929 121,805
Median annual salary £55,000 £52,500 £50,000
Median salary % change year-on-year +4.76% +5.00% -
10th Percentile £33,057 £30,000 £29,000
90th Percentile £91,250 £86,250 £83,000
UK excluding London median annual salary £50,000 £45,000 £45,000
% change year-on-year +11.11% - +5.88%

High Availability
Job Vacancy Trend

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

Job vacancy trend for High Availability in the UK

High Availability
Salary Trend

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

Salary trend for High Availability in the UK

High Availability
Salary Histogram

Salary distribution for jobs citing High Availability over the 6 months to 28 September 2020.

Salary histogram for High Availability in the UK

High Availability
Top 17 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing High Availability within the UK over the 6 months to 28 September 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
England -13 520 £60,000 +7.14% 124
UK excluding London +40 323 £50,000 +4.17% 80
London -13 223 £73,000 +4.29% 51
North of England +96 139 £50,000 +5.26% 30
North West +110 92 £52,500 +10.53% 17
South East +48 83 £57,500 +13.86% 16
Midlands +59 42 £45,000 - 17
West Midlands +55 34 £45,000 -8.84% 11
Work from Home -1 29 £52,000 -0.95% 21
South West +86 27 £90,000 +80.00% 6
Yorkshire +62 26 £46,000 +2.22% 11
North East +27 21 £47,000 +4.42% 2
Scotland +62 16 £30,750 -38.50% 7
East Midlands +64 8 £50,000 +25.00% 6
Wales +41 8 £45,000 -10.00% 1
East of England +66 5 £56,250 +12.50% 3
Northern Ireland -9 3 £56,250 -

For the 6 months to 28 September 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 with a requirement for High Availability.

1 240 (43.24%) Linux
2 183 (32.97%) Python
3 181 (32.61%) AWS
4 167 (30.09%) Azure
5 164 (29.55%) Agile Software Development
6 159 (28.65%) DevOps
7 152 (27.39%) SQL
8 130 (23.42%) Software Engineering
9 129 (23.24%) SQL Server
9 129 (23.24%) Microsoft
10 125 (22.52%) Windows
11 115 (20.72%) VMware
12 113 (20.36%) Microservices
13 107 (19.28%) Open Source
14 106 (19.10%) Terraform
15 105 (18.92%) Docker
15 105 (18.92%) Disaster Recovery
16 104 (18.74%) Java
16 104 (18.74%) Puppet
17 101 (18.20%) Jenkins
18 95 (17.12%) Git (software)
19 92 (16.58%) Finance
20 91 (16.40%) PowerShell
20 91 (16.40%) VMware Infrastructure
21 84 (15.14%) Kubernetes
22 83 (14.95%) Ansible
23 82 (14.77%) Continuous Integration
24 80 (14.41%) Configuration Management
25 77 (13.87%) Cloud Computing
26 74 (13.33%) JavaScript

High Availability
Co-occurring IT Skills 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 27 (4.86%) IIS
2 12 (2.16%) Apache
3 10 (1.80%) Apache Spark
4 9 (1.62%) OpenStack
5 6 (1.08%) BizTalk Server
5 6 (1.08%) Confluence
5 6 (1.08%) Elasticsearch
5 6 (1.08%) WebLogic
6 4 (0.72%) Tomcat
6 4 (0.72%) WebSphere
7 3 (0.54%) Jupyter
7 3 (0.54%) MS Exchange
7 3 (0.54%) Red Hat Fuse
8 2 (0.36%) Apache Solr
8 2 (0.36%) Ethereum
8 2 (0.36%) Gluu
8 2 (0.36%) Hyperledger
8 2 (0.36%) NetWeaver
8 2 (0.36%) SharePoint
8 2 (0.36%) WebSphere Application Server
Applications
1 6 (1.08%) MS Visio
2 2 (0.36%) Microsoft Office
Business Applications
1 3 (0.54%) Dynamics CRM
2 2 (0.36%) Distributed Ledger
3 1 (0.18%) BASE24
3 1 (0.18%) FLEXCUBE
3 1 (0.18%) Oracle Applications
3 1 (0.18%) Oracle EBS
3 1 (0.18%) SAP Hybris
3 1 (0.18%) SAP S/4HANA
3 1 (0.18%) SAP SD
Cloud Services
1 181 (32.61%) AWS
2 167 (30.09%) Azure
3 77 (13.87%) Cloud Computing
4 61 (10.99%) PaaS
5 57 (10.27%) SaaS
6 49 (8.83%) GitHub
7 48 (8.65%) IaaS
8 30 (5.41%) GCP
8 30 (5.41%) Office 365
9 15 (2.70%) Serverless
10 13 (2.34%) Amazon EC2
10 13 (2.34%) Power Platform
11 11 (1.98%) Amazon CloudWatch
11 11 (1.98%) Amazon S3
11 11 (1.98%) AWS CloudFormation
11 11 (1.98%) BPaaS
12 10 (1.80%) AWS Lambda
13 9 (1.62%) Amazon ECS
14 6 (1.08%) Amazon ELB
14 6 (1.08%) Google Analytics
Communications & Networking
1 67 (12.07%) Firewall
2 52 (9.37%) VPN
3 41 (7.39%) DNS
3 41 (7.39%) WAN
4 31 (5.59%) LAN
5 25 (4.50%) DHCP
6 24 (4.32%) SAN
7 21 (3.78%) Wireless
8 20 (3.60%) TCP/IP
8 20 (3.60%) VoIP
9 18 (3.24%) Network Security
10 17 (3.06%) SSL
11 16 (2.88%) BGP
12 15 (2.70%) Skype
13 14 (2.52%) OSPF
14 13 (2.34%) HTTP
15 11 (1.98%) Internet
16 10 (1.80%) H.323
16 10 (1.80%) Wireless Security
17 9 (1.62%) NAS
Database & Business Intelligence
1 129 (23.24%) SQL Server
2 52 (9.37%) NoSQL
3 42 (7.57%) PostgreSQL
4 35 (6.31%) Relational Database
5 28 (5.05%) Big Data
6 27 (4.86%) MySQL
7 21 (3.78%) Data Warehouse
7 21 (3.78%) MongoDB
8 20 (3.60%) SQL Server 2016
9 16 (2.88%) RDBMS
9 16 (2.88%) SQL Server Integration Services
9 16 (2.88%) SQL Server Reporting Services
10 15 (2.70%) Oracle Database
10 15 (2.70%) SQL Server 2014
11 13 (2.34%) Amazon RDS
11 13 (2.34%) Power BI
12 10 (1.80%) Azure SQL Database
12 10 (1.80%) Hadoop
13 9 (1.62%) Amazon DynamoDB
13 9 (1.62%) SQL Server 2008
Development Applications
1 101 (18.20%) Jenkins
2 95 (17.12%) Git (software)
3 55 (9.91%) GitLab
4 49 (8.83%) Atlassian Bamboo
5 16 (2.88%) Visual Studio Team System
6 15 (2.70%) JIRA
7 14 (2.52%) Bitbucket
8 13 (2.34%) Selenium
9 12 (2.16%) Octopus Deploy
10 11 (1.98%) Vagrant
11 10 (1.80%) Subversion
11 10 (1.80%) TeamCity
12 9 (1.62%) Hudson
13 8 (1.44%) Artifactory
14 7 (1.26%) Moq
14 7 (1.26%) MSTest
14 7 (1.26%) NUnit
15 6 (1.08%) Visual Studio
16 5 (0.90%) Maven
17 4 (0.72%) ReSharper
General
1 92 (16.58%) Finance
2 42 (7.57%) Public Sector
3 17 (3.06%) Telecoms
4 16 (2.88%) Banking
5 14 (2.52%) Legal
5 14 (2.52%) Marketing
6 11 (1.98%) Games
7 10 (1.80%) Advertising
7 10 (1.80%) Front Office
7 10 (1.80%) Law
8 6 (1.08%) Automotive
8 6 (1.08%) Manufacturing
9 5 (0.90%) Retail
10 3 (0.54%) Local Government
10 3 (0.54%) Military
11 2 (0.36%) Aerospace
11 2 (0.36%) Back Office
11 2 (0.36%) Electronics
11 2 (0.36%) Financial Institution
11 2 (0.36%) Norwegian Language
Job Titles
1 108 (19.46%) Developer
2 81 (14.59%) DBA
3 65 (11.71%) DevOps Engineer
4 57 (10.27%) Architect
5 51 (9.19%) Administrator
6 48 (8.65%) Platform Engineer
6 48 (8.65%) SQL DBA
7 35 (6.31%) Software Engineer
8 32 (5.77%) Infrastructure Engineer
9 29 (5.23%) Java Developer
10 27 (4.86%) Solutions Architect
11 24 (4.32%) Cloud Architect
11 24 (4.32%) Java Engineer
11 24 (4.32%) Senior Developer
12 21 (3.78%) Linux Engineer
13 20 (3.60%) SQL Server DBA
14 18 (3.24%) Azure Engineer
15 16 (2.88%) C# Developer
15 16 (2.88%) Systems Administrator
15 16 (2.88%) Windows Engineer
Libraries, Frameworks & Software Standards
1 48 (8.65%) .NET
2 47 (8.47%) Elastic Stack
3 46 (8.29%) Node.js
4 32 (5.77%) HTML
5 31 (5.59%) REST
6 25 (4.50%) Spring
6 25 (4.50%) Web Services
7 21 (3.78%) React
8 20 (3.60%) Kafka
9 18 (3.24%) HTML5
10 17 (3.06%) ASP.NET Web API
11 16 (2.88%) CSS
11 16 (2.88%) JSON
11 16 (2.88%) Spring Boot
12 15 (2.70%) WebRTC
13 14 (2.52%) Middleware
14 13 (2.34%) .NET Core
14 13 (2.34%) AngularJS
15 11 (1.98%) ASP.NET
15 11 (1.98%) ASP.NET MVC
Miscellaneous
1 46 (8.29%) Data Centre
2 36 (6.49%) Analytical Skills
3 34 (6.13%) Clustering
4 32 (5.77%) Public Cloud
5 29 (5.23%) Replication
6 22 (3.96%) Algorithms
7 21 (3.78%) Enterprise Software
8 20 (3.60%) Cloud Native
8 20 (3.60%) Distributed Denial-of-Service
9 19 (3.42%) Hybrid Cloud
10 18 (3.24%) PKI
11 17 (3.06%) Video Conferencing
12 13 (2.34%) Derivative
12 13 (2.34%) User Experience
13 12 (2.16%) Cyberattack
13 12 (2.16%) Data Structures
13 12 (2.16%) Equities
13 12 (2.16%) Fixed Income
13 12 (2.16%) Self-Motivation
14 11 (1.98%) Greenfield Project
Operating Systems
1 240 (43.24%) Linux
2 125 (22.52%) Windows
3 55 (9.91%) Red Hat Enterprise Linux
4 50 (9.01%) CentOS
5 40 (7.21%) Windows Server
6 33 (5.95%) Unix
7 14 (2.52%) Ubuntu
7 14 (2.52%) Windows Server 2012
8 9 (1.62%) Windows Server 2016
9 7 (1.26%) Apple iOS
9 7 (1.26%) Debian
10 6 (1.08%) Android
10 6 (1.08%) VyOS
10 6 (1.08%) Windows Server 2008
11 5 (0.90%) Solaris
11 5 (0.90%) Windows 10
12 4 (0.72%) AIX
12 4 (0.72%) Oracle Linux
13 3 (0.54%) SUSE
14 2 (0.36%) Windows Server 2003
Processes & Methodologies
1 164 (29.55%) Agile Software Development
2 159 (28.65%) DevOps
3 130 (23.42%) Software Engineering
4 113 (20.36%) Microservices
5 107 (19.28%) Open Source
6 105 (18.92%) Disaster Recovery
7 82 (14.77%) Continuous Integration
8 80 (14.41%) Configuration Management
9 74 (13.33%) Infrastructure Automation
10 69 (12.43%) Performance Tuning
11 63 (11.35%) Continuous Delivery
12 60 (10.81%) Load Balancing
13 54 (9.73%) Computer Science
14 53 (9.55%) IT Strategy
15 52 (9.37%) Infrastructure as Code
15 52 (9.37%) TDD
16 49 (8.83%) Analytics
17 48 (8.65%) Low Latency
17 48 (8.65%) Problem-Solving
18 45 (8.11%) OO
Programming Languages
1 183 (32.97%) Python
2 152 (27.39%) SQL
3 104 (18.74%) Java
4 91 (16.40%) PowerShell
5 74 (13.33%) JavaScript
6 70 (12.61%) Go
7 65 (11.71%) Ruby
8 60 (10.81%) Bash Shell
9 52 (9.37%) C#
10 41 (7.39%) T-SQL
11 26 (4.68%) C++
12 19 (3.42%) C
12 19 (3.42%) TypeScript
13 15 (2.70%) Java 8
14 12 (2.16%) Scala
15 10 (1.80%) Perl
16 9 (1.62%) PHP
16 9 (1.62%) Shell Script
16 9 (1.62%) VBScript
17 3 (0.54%) R
Qualifications
1 69 (12.43%) Degree
2 43 (7.75%) AWS Certification
3 36 (6.49%) Microsoft Certification
4 34 (6.13%) Computer Science Degree
5 32 (5.77%) Security Cleared
6 27 (4.86%) Cisco Certification
7 21 (3.78%) MCSE
8 18 (3.24%) DV Cleared
9 15 (2.70%) MCSA
10 13 (2.34%) Master's Degree
11 12 (2.16%) CCNA
12 10 (1.80%) SC Cleared
13 9 (1.62%) MCP
14 8 (1.44%) RHCSA
15 7 (1.26%) CEH
15 7 (1.26%) MBCS
15 7 (1.26%) VMware Certified Professional (VCP)
16 6 (1.08%) CCNP
16 6 (1.08%) PMI Certification
17 4 (0.72%) RHCE
Quality Assurance & Compliance
1 24 (4.32%) QA
2 20 (3.60%) SLA
3 18 (3.24%) NCSC
4 14 (2.52%) ISO/IEC 27001
5 12 (2.16%) NIST
5 12 (2.16%) NIST 800
6 6 (1.08%) GDPR
7 1 (0.18%) Data Quality
7 1 (0.18%) MiFID
7 1 (0.18%) PMO
System Software
1 105 (18.92%) Docker
2 91 (16.40%) VMware Infrastructure
3 70 (12.61%) Active Directory
4 37 (6.67%) Hyper-V
5 20 (3.60%) XenApp
6 11 (1.98%) vSphere
7 9 (1.62%) Virtual Machines
8 7 (1.26%) KVM
8 7 (1.26%) VMware ESXi
9 6 (1.08%) LXC
9 6 (1.08%) NFS
9 6 (1.08%) XenDesktop
10 4 (0.72%) Ceph
10 4 (0.72%) Virtual Servers
10 4 (0.72%) Xen
11 3 (0.54%) Firmware
11 3 (0.54%) HDFS
11 3 (0.54%) Oracle RAC
12 2 (0.36%) iptables
12 2 (0.36%) Microsoft Virtual Server
Systems Management
1 106 (19.10%) Terraform
2 104 (18.74%) Puppet
3 84 (15.14%) Kubernetes
4 83 (14.95%) Ansible
5 56 (10.09%) Opscode Chef
6 46 (8.29%) Grafana
7 45 (8.11%) Graphite
8 41 (7.39%) Prometheus
9 16 (2.88%) Docker Swarm
10 14 (2.52%) Packer
11 13 (2.34%) Nagios
11 13 (2.34%) vCenter Server
12 11 (1.98%) Consul
12 11 (1.98%) SCCM
13 8 (1.44%) Failover Clustering
14 7 (1.26%) Opsview
14 7 (1.26%) Red Hat Satellite
15 6 (1.08%) Kibana
15 6 (1.08%) Salt
15 6 (1.08%) ZABBIX
Vendors
1 129 (23.24%) Microsoft
2 115 (20.72%) VMware
3 56 (10.09%) Cisco
4 52 (9.37%) Oracle
5 42 (7.57%) Google
6 31 (5.59%) Red Hat
7 25 (4.50%) Citrix
8 18 (3.24%) SAP
8 18 (3.24%) SolarWinds
9 14 (2.52%) HP
10 12 (2.16%) CheckPoint
11 10 (1.80%) F5
11 10 (1.80%) Fortinet
11 10 (1.80%) Splunk
12 9 (1.62%) Brocade
12 9 (1.62%) Juniper
12 9 (1.62%) NetApp
13 8 (1.44%) Veeam
14 7 (1.26%) CA
14 7 (1.26%) Sun