Period
to 15 January 2021

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 15 January 2021 with a comparison to the same period in the previous 2 years.

High Availability
UK
6 months to
15 Jan 2021
Same period 2020 Same period 2019
Rank 281 272 240
Rank change year-on-year -9 -32 +9
Permanent jobs citing High Availability 673 1,541 2,195
As % of all permanent jobs advertised in the UK 1.08% 1.22% 1.45%
As % of the Processes & Methodologies category 1.17% 1.32% 1.57%
Number of salaries quoted 625 1,276 1,833
Median annual salary £60,000 £57,500 £55,000
Median salary % change year-on-year +4.35% +4.55% +10.00%
10th Percentile £36,250 £36,000 £33,800
90th Percentile £87,500 £93,125 £90,000
UK excluding London median annual salary £52,500 £50,000 £47,500
% change year-on-year +5.00% +5.26% +5.56%

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 57,644 116,455 139,426
As % of all permanent IT jobs advertised in the UK 92.26% 92.13% 92.24%
Number of salaries quoted 46,596 93,252 111,456
Median annual salary £55,000 £52,500 £52,500
Median salary % change year-on-year +4.76% - +5.00%
10th Percentile £32,500 £30,000 £29,750
90th Percentile £90,000 £87,500 £85,000
UK excluding London median annual salary £49,000 £45,500 £45,000
% change year-on-year +7.69% +1.11% -

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 15 January 2021.

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 15 January 2021. 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 -9 632 £60,000 +4.35% 145
UK excluding London -9 355 £52,500 +5.00% 79
London -12 292 £70,000 - 73
North of England +53 143 £50,000 - 23
Work from Home -35 93 £60,000 +14.29% 42
North West +78 80 £52,500 +2.66% 13
Midlands +39 74 £45,000 -7.02% 19
South East +19 73 £60,000 +14.29% 18
Yorkshire +14 52 £45,000 - 6
West Midlands +23 45 £45,000 -7.02% 10
South West +32 30 £52,500 +5.00% 5
East Midlands +64 29 £42,500 -5.56% 9
Scotland +19 17 £57,500 +27.78% 6
North East +25 11 £44,500 +5.95% 4
East of England +46 9 £46,250 +1.09% 5
Northern Ireland +18 5 £42,500 +3.66%
Wales +27 4 £48,900 +24.59% 3

For the 6 months to 15 January 2021, 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.

1 219 (32.54%) DevOps
2 207 (30.76%) Agile Software Development
3 194 (28.83%) Linux
3 194 (28.83%) Azure
4 193 (28.68%) AWS
5 172 (25.56%) Windows
6 169 (25.11%) SQL
7 164 (24.37%) Microsoft
8 159 (23.63%) SQL Server
9 140 (20.80%) Python
10 137 (20.36%) Finance
10 137 (20.36%) Software Engineering
11 136 (20.21%) VMware
12 120 (17.83%) Java
13 117 (17.38%) Terraform
14 116 (17.24%) Disaster Recovery
15 115 (17.09%) Microservices
16 107 (15.90%) Active Directory
17 105 (15.60%) VMware Infrastructure
18 103 (15.30%) Docker
19 100 (14.86%) PowerShell
19 100 (14.86%) Continuous Integration
20 98 (14.56%) JavaScript
21 92 (13.67%) Kubernetes
22 88 (13.08%) Puppet
23 85 (12.63%) Configuration Management
24 83 (12.33%) Jenkins
25 82 (12.18%) Continuous Improvement
26 79 (11.74%) Open Source
27 76 (11.29%) Ansible

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 30 (4.46%) Elasticsearch
2 27 (4.01%) IIS
3 15 (2.23%) OpenStack
4 11 (1.63%) Apache
5 10 (1.49%) SharePoint
6 7 (1.04%) Apache Solr
6 7 (1.04%) Ethereum
7 6 (0.89%) Apache Spark
7 6 (0.89%) Confluence
7 6 (0.89%) WebSphere
8 5 (0.74%) Hyperledger
8 5 (0.74%) Red Hat Fuse
9 4 (0.59%) SAS
10 3 (0.45%) Drupal
10 3 (0.45%) MS Exchange
10 3 (0.45%) Tomcat
10 3 (0.45%) WebLogic
11 2 (0.30%) NetWeaver
11 2 (0.30%) Oracle Service Bus
11 2 (0.30%) Oracle SOA Suite
Applications
1 18 (2.67%) Microsoft Office
2 3 (0.45%) Microsoft Excel
2 3 (0.45%) Microsoft Project
3 2 (0.30%) Microsoft PowerPoint
3 2 (0.30%) MS Visio
Business Applications
1 5 (0.74%) Distributed Ledger
2 2 (0.30%) Dynamics CRM
2 2 (0.30%) Oracle BPM
2 2 (0.30%) SAP S/4HANA
3 1 (0.15%) BASE24
3 1 (0.15%) SAP SD
Cloud Services
1 194 (28.83%) Azure
2 193 (28.68%) AWS
3 65 (9.66%) Cloud Computing
4 56 (8.32%) SaaS
5 51 (7.58%) Office 365
6 41 (6.09%) GCP
6 41 (6.09%) PaaS
7 40 (5.94%) IaaS
8 32 (4.75%) GitHub
9 30 (4.46%) Serverless
10 27 (4.01%) Amazon EC2
11 21 (3.12%) Amazon S3
11 21 (3.12%) AWS CloudFormation
11 21 (3.12%) AWS Lambda
11 21 (3.12%) Azure Active Directory
12 15 (2.23%) OpenShift
13 14 (2.08%) Azure Data Factory
14 11 (1.63%) Amazon ECS
15 9 (1.34%) Azure Functions
15 9 (1.34%) Power Platform
Communications & Networking
1 51 (7.58%) Firewall
2 46 (6.84%) DNS
3 38 (5.65%) SAN
4 30 (4.46%) VPN
5 28 (4.16%) DHCP
6 27 (4.01%) WAN
7 25 (3.71%) Network Security
7 25 (3.71%) TCP/IP
8 22 (3.27%) LAN
9 18 (2.67%) HTTP
10 14 (2.08%) NAS
11 11 (1.63%) Skype
11 11 (1.63%) VoIP
12 10 (1.49%) SSL
12 10 (1.49%) Wireless
13 8 (1.19%) H.323
13 8 (1.19%) Internet
13 8 (1.19%) iSCSI
13 8 (1.19%) Remote Desktop
13 8 (1.19%) Wi-Fi
Database & Business Intelligence
1 159 (23.63%) SQL Server
2 57 (8.47%) NoSQL
3 45 (6.69%) Relational Database
4 40 (5.94%) Amazon RDS
5 39 (5.79%) MySQL
6 38 (5.65%) PostgreSQL
7 36 (5.35%) MongoDB
8 30 (4.46%) Data Warehouse
8 30 (4.46%) SQL Server Reporting Services
9 24 (3.57%) SQL Server Integration Services
10 22 (3.27%) Redis
11 21 (3.12%) Blockchain
12 20 (2.97%) Oracle Database
13 18 (2.67%) RDBMS
14 16 (2.38%) OLTP
14 16 (2.38%) SQL Server 2016
15 15 (2.23%) SQL Server 2012
16 14 (2.08%) Big Data
17 13 (1.93%) Amazon DynamoDB
18 12 (1.78%) Amazon Redshift
Development Applications
1 83 (12.33%) Jenkins
2 68 (10.10%) Git (software)
3 40 (5.94%) Atlassian Bamboo
4 36 (5.35%) GitLab
5 14 (2.08%) JIRA
6 13 (1.93%) TeamCity
6 13 (1.93%) Visual Studio
7 12 (1.78%) Hudson
7 12 (1.78%) Vagrant
8 10 (1.49%) Bitbucket
9 9 (1.34%) Team Foundation Server
10 8 (1.19%) Selenium
10 8 (1.19%) Subversion
10 8 (1.19%) Visual Studio Team System
11 7 (1.04%) Grunt
11 7 (1.04%) gulp
11 7 (1.04%) webpack
12 6 (0.89%) Moq
12 6 (0.89%) MSTest
12 6 (0.89%) NUnit
General
1 137 (20.36%) Finance
2 35 (5.20%) Marketing
3 33 (4.90%) Public Sector
4 25 (3.71%) Telecoms
5 21 (3.12%) Law
6 19 (2.82%) Banking
7 14 (2.08%) Retail
8 10 (1.49%) Games
9 8 (1.19%) Manufacturing
10 7 (1.04%) Fire and Rescue
11 6 (0.89%) Advertising
11 6 (0.89%) Front Office
12 5 (0.74%) Automotive
13 4 (0.59%) Avionics
13 4 (0.59%) Online Betting
14 3 (0.45%) Back Office
14 3 (0.45%) Legal
14 3 (0.45%) Local Government
15 1 (0.15%) Electronics
15 1 (0.15%) Pharmaceutical
Job Titles
1 153 (22.73%) Developer
2 90 (13.37%) DevOps Engineer
3 84 (12.48%) DBA
4 75 (11.14%) Administrator
5 57 (8.47%) Architect
6 56 (8.32%) Platform Engineer
7 50 (7.43%) SQL DBA
8 43 (6.39%) Senior Developer
9 39 (5.79%) Java Developer
10 35 (5.20%) Azure Engineer
11 29 (4.31%) Analyst
12 28 (4.16%) Infrastructure Engineer
13 25 (3.71%) Azure DevOps Engineer
13 25 (3.71%) Cloud Engineer
14 24 (3.57%) Solutions Architect
15 23 (3.42%) Python Developer
16 22 (3.27%) Front End Developer (Client-Side Developer)
17 21 (3.12%) AWS DevOps
17 21 (3.12%) Systems Administrator
18 17 (2.53%) Software Engineer
Libraries, Frameworks & Software Standards
1 65 (9.66%) Node.js
2 41 (6.09%) HTML
3 40 (5.94%) Spring
3 40 (5.94%) Web Services
4 38 (5.65%) React
5 37 (5.50%) REST
6 30 (4.46%) CSS
6 30 (4.46%) Elastic Stack
7 29 (4.31%) .NET
8 26 (3.86%) HTML5
8 26 (3.86%) Kafka
9 22 (3.27%) Spring Boot
10 21 (3.12%) JSON
11 20 (2.97%) AngularJS
11 20 (2.97%) jQuery
12 18 (2.67%) RabbitMQ
13 17 (2.53%) .NET Core
14 15 (2.23%) Ajax
14 15 (2.23%) Middleware
15 14 (2.08%) CSS3
Miscellaneous
1 46 (6.84%) Replication
2 44 (6.54%) Clustering
3 43 (6.39%) Data Centre
4 30 (4.46%) Analytical Skills
4 30 (4.46%) Greenfield Project
5 29 (4.31%) Public Cloud
6 22 (3.27%) Hybrid Cloud
7 18 (2.67%) Algorithms
7 18 (2.67%) Enterprise Software
8 16 (2.38%) Fixed Income
9 15 (2.23%) Mobile App
10 14 (2.08%) CMDB
11 11 (1.63%) Cloud Native
11 11 (1.63%) Over-the-Top Content
11 11 (1.63%) Self-Motivation
11 11 (1.63%) Smartphone
12 8 (1.19%) User Experience
12 8 (1.19%) Video Conferencing
13 7 (1.04%) Fat Client
13 7 (1.04%) Management Information System
Operating Systems
1 194 (28.83%) Linux
2 172 (25.56%) Windows
3 65 (9.66%) Windows Server
4 50 (7.43%) Red Hat Enterprise Linux
5 36 (5.35%) CentOS
6 34 (5.05%) Unix
7 30 (4.46%) Windows Server 2012
8 22 (3.27%) Windows Server 2016
9 21 (3.12%) Ubuntu
10 12 (1.78%) Windows Server 2019
11 9 (1.34%) Windows Server 2008
12 8 (1.19%) Debian
13 7 (1.04%) Apple iOS
14 6 (0.89%) AIX
14 6 (0.89%) Android
15 5 (0.74%) Windows 10
16 4 (0.59%) Mac OS
16 4 (0.59%) VMS
17 3 (0.45%) Data ONTAP
17 3 (0.45%) SUSE
Processes & Methodologies
1 219 (32.54%) DevOps
2 207 (30.76%) Agile Software Development
3 137 (20.36%) Software Engineering
4 116 (17.24%) Disaster Recovery
5 115 (17.09%) Microservices
6 100 (14.86%) Continuous Integration
7 85 (12.63%) Configuration Management
8 82 (12.18%) Continuous Improvement
9 79 (11.74%) Open Source
10 75 (11.14%) Performance Tuning
10 75 (11.14%) Problem-Solving
11 59 (8.77%) TDD
12 58 (8.62%) Infrastructure Automation
12 58 (8.62%) ITIL
13 57 (8.47%) Continuous Delivery
14 55 (8.17%) Low Latency
15 54 (8.02%) Mentoring
16 53 (7.88%) Infrastructure Engineering
17 50 (7.43%) Deployment Automation
17 50 (7.43%) E-Commerce
Programming Languages
1 169 (25.11%) SQL
2 140 (20.80%) Python
3 120 (17.83%) Java
4 100 (14.86%) PowerShell
5 98 (14.56%) JavaScript
6 48 (7.13%) Ruby
7 45 (6.69%) C#
8 44 (6.54%) T-SQL
9 42 (6.24%) Go
10 36 (5.35%) C++
11 29 (4.31%) Bash Shell
12 18 (2.67%) Java 8
13 16 (2.38%) TypeScript
14 14 (2.08%) PHP
15 13 (1.93%) Shell Script
16 12 (1.78%) C
17 10 (1.49%) Solidity
18 8 (1.19%) Scala
18 8 (1.19%) VBScript
19 7 (1.04%) Perl
Qualifications
1 59 (8.77%) Degree
2 47 (6.98%) Security Cleared
3 37 (5.50%) Microsoft Certification
4 34 (5.05%) SC Cleared
5 28 (4.16%) Cisco Certification
6 27 (4.01%) MCSE
7 24 (3.57%) AWS Certification
8 23 (3.42%) CCNA
9 20 (2.97%) MCSA
10 13 (1.93%) CCNP
10 13 (1.93%) Computer Science Degree
10 13 (1.93%) VMware Certified Professional (VCP)
11 10 (1.49%) CISSP
12 7 (1.04%) MCP
13 6 (0.89%) ITIL Certification
14 5 (0.74%) CCDA
14 5 (0.74%) CCENT
14 5 (0.74%) DBS Check
14 5 (0.74%) DV Cleared
15 4 (0.59%) MCITP
Quality Assurance & Compliance
1 34 (5.05%) QA
2 25 (3.71%) SLA
3 12 (1.78%) ISO/IEC 27001
4 6 (0.89%) NCSC
4 6 (0.89%) NIST
4 6 (0.89%) NIST 800
5 5 (0.74%) HL7
6 3 (0.45%) Cyber Essentials
7 2 (0.30%) Cyber Essentials PLUS
7 2 (0.30%) GDPR
8 1 (0.15%) Data Quality
8 1 (0.15%) MiFID
8 1 (0.15%) PCI DSS
8 1 (0.15%) PMO
System Software
1 107 (15.90%) Active Directory
2 105 (15.60%) VMware Infrastructure
3 103 (15.30%) Docker
4 66 (9.81%) Hyper-V
5 26 (3.86%) XenApp
6 15 (2.23%) Virtual Machines
7 14 (2.08%) XenDesktop
8 13 (1.93%) Oracle RAC
8 13 (1.93%) vSphere
9 10 (1.49%) VMware ESXi
10 7 (1.04%) KVM
10 7 (1.04%) NFS
11 6 (0.89%) Ceph
11 6 (0.89%) Xen
12 5 (0.74%) Firmware
12 5 (0.74%) LXC
13 3 (0.45%) GPFS
13 3 (0.45%) HDFS
13 3 (0.45%) PowerHA
13 3 (0.45%) Virtual Servers
Systems Management
1 117 (17.38%) Terraform
2 92 (13.67%) Kubernetes
3 88 (13.08%) Puppet
4 76 (11.29%) Ansible
5 39 (5.79%) Grafana
6 36 (5.35%) Opscode Chef
6 36 (5.35%) Prometheus
7 31 (4.61%) SCCM
8 27 (4.01%) Graphite
9 23 (3.42%) Failover Clustering
10 18 (2.67%) Packer
11 17 (2.53%) Nagios
12 16 (2.38%) Consul
12 16 (2.38%) Docker Swarm
13 15 (2.23%) SCOM
14 9 (1.34%) Microsoft Clustering
14 9 (1.34%) vCenter Server
15 7 (1.04%) Data Guard
15 7 (1.04%) Galera Cluster
15 7 (1.04%) SCVMM
Vendors
1 164 (24.37%) Microsoft
2 136 (20.21%) VMware
3 63 (9.36%) Cisco
4 57 (8.47%) Oracle
5 54 (8.02%) Citrix
6 37 (5.50%) Google
7 33 (4.90%) HP
8 31 (4.61%) Red Hat
9 27 (4.01%) IBM
10 20 (2.97%) Veeam
11 15 (2.23%) SolarWinds
12 13 (1.93%) Sun
13 12 (1.78%) Dell
13 12 (1.78%) NetApp
14 7 (1.04%) CommVault
14 7 (1.04%) Sophos
15 6 (0.89%) Databricks
15 6 (0.89%) Facebook
15 6 (0.89%) Fortinet
15 6 (0.89%) Salesforce.com