High Availability Job Trends in the City of London

High Availability
Central London > City of London

The table below provides summary statistics and salary benchmarking for jobs advertised in the City of London requiring High Availability skills. It covers permanent job vacancies from the 6 months leading up to 29 May 2026, with comparisons to the same periods in the previous two years.

6 months to
29 May 2026
Same period 2025 Same period 2024
Rank 127 121 150
Rank change year-on-year -6 +29 +30
Permanent jobs citing High Availability 25 19 21
As % of all permanent jobs in the City of London 0.60% 1.00% 0.66%
As % of the Processes & Methodologies category 0.75% 1.04% 0.72%
Number of salaries quoted 22 17 19
10th Percentile £50,000 - £56,000
25th Percentile £50,625 £67,500 £65,625
Median annual salary (50th Percentile) £75,000 £75,000 £70,000
Median % change year-on-year - +7.14% -6.67%
75th Percentile £92,500 £95,000 £90,000
90th Percentile £93,750 £124,000 £99,000
Central London median annual salary £80,000 £77,500 £70,000
% change year-on-year +3.23% +10.71% -3.45%

All Process & Methodology Skills
City of London

High Availability falls under the Processes and Methodologies category. For comparison with the information above, the following table provides summary statistics for all permanent job vacancies requiring process or methodology skills in the City of London.

Permanent vacancies with a requirement for process or methodology skills 3,331 1,829 2,897
As % of all permanent jobs advertised in the City of London 80.25% 96.26% 91.24%
Number of salaries quoted 2,411 1,385 2,389
10th Percentile £46,250 £41,850 £41,315
25th Percentile £60,000 £53,750 £55,000
Median annual salary (50th Percentile) £80,000 £75,000 £75,000
Median % change year-on-year +6.67% - -
75th Percentile £100,000 £97,500 £95,000
90th Percentile - £122,500 £112,500
Central London median annual salary £80,000 £75,000 £72,500
% change year-on-year +6.67% +3.45% -3.33%

High Availability
Job Vacancy Trend in the City of London

Historical trend showing the proportion of permanent IT job postings citing High Availability relative to all permanent IT jobs advertised in the City of London.

High Availability job vacancy trend in the City of London

High Availability
Salary Trend in the City of London

Salary distribution trend for jobs in the City of London citing High Availability.

Salary distribution trend for jobs in the City of London citing High Availability

High Availability
Salary Histogram in the City of London

Salary distribution for jobs citing High Availability in the City of London over the 6 months to 29 May 2026.

Salary histogram for High Availability in the City of London

High Availability
Co-Occurring Skills & Capabilities in the City of London by Category

The following tables expand on the one above by listing co-occurrences grouped by category. They cover the same employment type, locality and period, with up to 20 co-occurrences shown in each category:

Application Platforms
1 2 (8.00%) Microsoft Exchange
1 2 (8.00%) SharePoint
2 1 (4.00%) Site Server
Applications
1 1 (4.00%) Chatbot
1 1 (4.00%) PlantUML
Cloud Services
1 8 (32.00%) AWS
2 7 (28.00%) Azure
3 4 (16.00%) SaaS
4 3 (12.00%) Amazon EC2
5 2 (8.00%) Amazon CloudWatch
5 2 (8.00%) Amazon EKS
5 2 (8.00%) Amazon ElastiCache
5 2 (8.00%) Amazon OpenSearch
5 2 (8.00%) CloudFront
5 2 (8.00%) Entra ID
5 2 (8.00%) Microsoft 365
5 2 (8.00%) Microsoft Purview
5 2 (8.00%) Mimecast
5 2 (8.00%) Serverless
5 2 (8.00%) Tessian
5 2 (8.00%) Virtual Private Cloud
6 1 (4.00%) Amazon SageMaker
6 1 (4.00%) AWS Step Functions
6 1 (4.00%) Azure Data Factory
6 1 (4.00%) Power Platform
Communications & Networking
1 1 (4.00%) BGP
1 1 (4.00%) Broadband
1 1 (4.00%) Firewall
1 1 (4.00%) iSCSI
1 1 (4.00%) MPLS
1 1 (4.00%) NAS
1 1 (4.00%) Network Security
1 1 (4.00%) OSPF
1 1 (4.00%) VLAN
Database & Business Intelligence
1 3 (12.00%) Amazon RDS
2 2 (8.00%) Amazon Aurora
2 2 (8.00%) NoSQL
3 1 (4.00%) Amazon Redshift
3 1 (4.00%) Azure SQL Database
3 1 (4.00%) Data Warehouse
3 1 (4.00%) DynamoDB
3 1 (4.00%) Metadata
3 1 (4.00%) MongoDB
3 1 (4.00%) Power BI
3 1 (4.00%) RDBMS
3 1 (4.00%) Relational Database
3 1 (4.00%) SQL Server
Development Applications
1 1 (4.00%) Jaeger
1 1 (4.00%) MLflow
General
1 7 (28.00%) Social Skills
2 5 (20.00%) Finance
3 3 (12.00%) Legal
4 2 (8.00%) Analytical Skills
4 2 (8.00%) Banking
4 2 (8.00%) Law
5 1 (4.00%) Inclusion and Diversity
5 1 (4.00%) Investment Banking
5 1 (4.00%) Retail Banking
Job Titles
1 7 (28.00%) Developer
2 6 (24.00%) Cloud Engineer
2 6 (24.00%) Senior
3 5 (20.00%) .NET Developer
4 3 (12.00%) Data Engineer
4 3 (12.00%) Platform Engineer
4 3 (12.00%) Senior Cloud Engineer
5 2 (8.00%) Analyst
5 2 (8.00%) AWS Engineer
5 2 (8.00%) AWS Platform Engineer
5 2 (8.00%) Cloud Infrastructure Engineer
5 2 (8.00%) Cloud Platform Engineer
5 2 (8.00%) Data Centre Manager
5 2 (8.00%) Data Manager
5 2 (8.00%) Infrastructure Engineer
5 2 (8.00%) Java Developer
5 2 (8.00%) Operations Analyst
5 2 (8.00%) Principal Engineer
5 2 (8.00%) Senior Infrastructure Engineer
6 1 (4.00%) Systems Administrator
Libraries, Frameworks & Software Standards
1 6 (24.00%) .NET
2 4 (16.00%) Kafka
3 3 (12.00%) Spring
3 3 (12.00%) Spring Boot
4 2 (8.00%) Loki
5 1 (4.00%) .NET Framework
5 1 (4.00%) ASP.NET
5 1 (4.00%) ASP.NET Core
5 1 (4.00%) ASP.NET Web API
5 1 (4.00%) Elastic Stack
5 1 (4.00%) Entity Framework
5 1 (4.00%) HTML
5 1 (4.00%) Next.js
5 1 (4.00%) Node.js
5 1 (4.00%) OpenTelemetry
5 1 (4.00%) REST
5 1 (4.00%) RESTful
Miscellaneous
1 4 (16.00%) Cloud Native
1 4 (16.00%) Distributed Systems
2 2 (8.00%) Data Centre
2 2 (8.00%) Driving Licence
2 2 (8.00%) Enterprise Software
2 2 (8.00%) Product Ownership
3 1 (4.00%) Analytical Mindset
3 1 (4.00%) PropTech
3 1 (4.00%) Reinsurance
Operating Systems
1 4 (16.00%) Linux
2 1 (4.00%) Unix
2 1 (4.00%) Windows
2 1 (4.00%) Windows Server
Processes & Methodologies
1 8 (32.00%) CI/CD
2 7 (28.00%) DevOps
3 5 (20.00%) AI
3 5 (20.00%) Data Pipeline
3 5 (20.00%) Event-Driven
3 5 (20.00%) Infrastructure as Code
3 5 (20.00%) Mentoring
3 5 (20.00%) Observability
4 4 (16.00%) Event-Driven Architecture
4 4 (16.00%) Infrastructure Engineering
5 3 (12.00%) Agile
5 3 (12.00%) Analytics
5 3 (12.00%) Continuous Improvement
5 3 (12.00%) Disaster Recovery
5 3 (12.00%) Microservices
5 3 (12.00%) Platform Engineering
5 3 (12.00%) Site Reliability Engineering
5 3 (12.00%) User Experience
6 2 (8.00%) Risk Register
6 2 (8.00%) Secrets Management
Programming Languages
1 9 (36.00%) SQL
2 8 (32.00%) Python
3 5 (20.00%) Bash
4 4 (16.00%) Java
4 4 (16.00%) PowerShell
5 2 (8.00%) C#
5 2 (8.00%) JavaScript
6 1 (4.00%) Bicep
6 1 (4.00%) Go
6 1 (4.00%) Korn
6 1 (4.00%) Kotlin
6 1 (4.00%) TypeScript
Qualifications
1 2 (8.00%) Degree
2 1 (4.00%) AWS Certification
Quality Assurance & Compliance
1 2 (8.00%) Cyber Essentials
1 2 (8.00%) ISO 14000
1 2 (8.00%) ISO/IEC 27001
2 1 (4.00%) GDPR
System Software
1 3 (12.00%) Active Directory
1 3 (12.00%) Docker
2 2 (8.00%) Virtual Desktop
3 1 (4.00%) Hyper-V
Systems Management
1 10 (40.00%) Terraform
2 7 (28.00%) Kubernetes
3 3 (12.00%) Prometheus
4 2 (8.00%) Grafana
4 2 (8.00%) Microsoft Intune
5 1 (4.00%) Ansible
5 1 (4.00%) Argo
5 1 (4.00%) Kustomize
Vendors
1 5 (20.00%) Microsoft
2 2 (8.00%) iManage
2 2 (8.00%) Intapp
3 1 (4.00%) Google
3 1 (4.00%) Juniper
3 1 (4.00%) ServiceNow