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 4 September 2026, with comparisons to the same periods in the previous two years.

6 months to
4 Sep 2026
Same period 2025 Same period 2024
Rank 115 106 137
Rank change year-on-year -9 +31 +5
Permanent jobs citing High Availability 24 30 30
As % of all permanent jobs in the City of London 0.74% 1.75% 1.09%
As % of the Processes & Methodologies category 0.92% 1.82% 1.17%
Number of salaries quoted 22 29 22
10th Percentile £53,250 £62,500 £60,000
25th Percentile £64,688 £67,500 £64,063
Median annual salary (50th Percentile) £80,000 £80,000 £75,000
Median % change year-on-year - +6.67% -11.76%
75th Percentile £93,750 £100,000 £87,500
90th Percentile £94,975 £130,000 £95,000
Central London median annual salary £80,000 £80,000 £75,000
% change year-on-year - +6.67% -

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 2,615 1,649 2,562
As % of all permanent jobs advertised in the City of London 80.36% 96.10% 92.76%
Number of salaries quoted 1,898 1,291 1,861
10th Percentile £47,500 £40,000 £43,125
25th Percentile £60,000 £55,000 £54,414
Median annual salary (50th Percentile) £80,000 £72,500 £73,750
Median % change year-on-year +10.34% -1.69% -1.67%
75th Percentile £100,000 £95,000 £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 4 September 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 1 (4.17%) SharePoint
Applications
1 1 (4.17%) Chatbot
1 1 (4.17%) PlantUML
Cloud Services
1 13 (54.17%) Azure
2 6 (25.00%) Azure Cosmos DB
2 6 (25.00%) Azure Data Factory
2 6 (25.00%) Azure DevOps
2 6 (25.00%) Power Platform
3 4 (16.67%) AWS
4 2 (8.33%) Serverless
5 1 (4.17%) Amazon EC2
5 1 (4.17%) Amazon S3
5 1 (4.17%) AWS Lambda
5 1 (4.17%) AWS Step Functions
5 1 (4.17%) Datadog
5 1 (4.17%) PaaS
5 1 (4.17%) SaaS
5 1 (4.17%) Snowflake
Communications & Networking
1 4 (16.67%) Firewall
1 4 (16.67%) Network Security
1 4 (16.67%) VLAN
2 2 (8.33%) BGP
2 2 (8.33%) Cisco ISE
2 2 (8.33%) Cisco Nexus
2 2 (8.33%) LAN
2 2 (8.33%) MPLS
2 2 (8.33%) OSPF
2 2 (8.33%) SD-WAN
2 2 (8.33%) TACACS
2 2 (8.33%) WAN
2 2 (8.33%) Wireless
Database & Business Intelligence
1 7 (29.17%) Azure SQL Database
1 7 (29.17%) SQL Server
2 6 (25.00%) Power BI
3 1 (4.17%) Amazon RDS
3 1 (4.17%) Amazon Redshift
3 1 (4.17%) Data Warehouse
3 1 (4.17%) DynamoDB
3 1 (4.17%) Metadata
3 1 (4.17%) MongoDB
General
1 4 (16.67%) Finance
1 4 (16.67%) Social Skills
2 3 (12.50%) Analytical Skills
2 3 (12.50%) Law
3 2 (8.33%) Legal
4 1 (4.17%) Banking
4 1 (4.17%) Retail Banking
Job Titles
1 6 (25.00%) Data Engineer
1 6 (25.00%) Platform Engineer
2 4 (16.67%) Network Engineer
2 4 (16.67%) Senior
3 3 (12.50%) Developer
3 3 (12.50%) Principal Engineer
4 2 (8.33%) .NET Developer
4 2 (8.33%) Analyst
4 2 (8.33%) Cloud Engineer
4 2 (8.33%) Data Centre Manager
4 2 (8.33%) Data Manager
4 2 (8.33%) Java Engineer
4 2 (8.33%) Lead
4 2 (8.33%) Lead Network Engineer
4 2 (8.33%) Operations Analyst
4 2 (8.33%) Principal Java Engineer
4 2 (8.33%) Senior Cloud Engineer
4 2 (8.33%) Senior Network Engineer
5 1 (4.17%) Snowflake Data Engineer
5 1 (4.17%) Snowflake Engineer
Libraries, Frameworks & Software Standards
1 9 (37.50%) Terraform
2 4 (16.67%) Kafka
3 3 (12.50%) .NET
3 3 (12.50%) Spring
3 3 (12.50%) Spring Boot
4 2 (8.33%) 802.1X
5 1 (4.17%) .NET Framework
5 1 (4.17%) ASP.NET
5 1 (4.17%) ASP.NET Core
5 1 (4.17%) ASP.NET Web API
5 1 (4.17%) Entity Framework
5 1 (4.17%) Node.js
5 1 (4.17%) OpenTelemetry
5 1 (4.17%) REST
Miscellaneous
1 6 (25.00%) Cloud Native
2 4 (16.67%) Data Centre
2 4 (16.67%) Distributed Systems
3 2 (8.33%) Driving Licence
3 2 (8.33%) Enterprise Software
3 2 (8.33%) Product Ownership
4 1 (4.17%) Analytical Mindset
4 1 (4.17%) Clustering
4 1 (4.17%) PropTech
4 1 (4.17%) Reinsurance
4 1 (4.17%) Replication
Processes & Methodologies
1 11 (45.83%) CI/CD
2 10 (41.67%) DevOps
3 9 (37.50%) Disaster Recovery
4 8 (33.33%) Data Pipeline
4 8 (33.33%) Mentoring
4 8 (33.33%) Platform Engineering
5 6 (25.00%) Build Automation
5 6 (25.00%) Business Intelligence
5 6 (25.00%) Data Engineering
5 6 (25.00%) Performance Tuning
6 5 (20.83%) AI
6 5 (20.83%) Continuous Improvement
6 5 (20.83%) Technical Leadership
7 4 (16.67%) Infrastructure as Code
7 4 (16.67%) Observability
8 3 (12.50%) Collaborative Engineering
8 3 (12.50%) Data-Driven Decision Making
8 3 (12.50%) Intelligent Automation
8 3 (12.50%) Microservices
8 3 (12.50%) Software Architecture
Programming Languages
1 10 (41.67%) SQL
2 9 (37.50%) PowerShell
3 5 (20.83%) Python
4 3 (12.50%) Java
5 2 (8.33%) Bash
5 2 (8.33%) Bicep
5 2 (8.33%) C#
6 1 (4.17%) Go
6 1 (4.17%) JavaScript
6 1 (4.17%) Kotlin
6 1 (4.17%) TypeScript
Qualifications
1 1 (4.17%) AWS Certification
Quality Assurance & Compliance
1 2 (8.33%) ISO 14000
1 2 (8.33%) ISO/IEC 27001
2 1 (4.17%) GDPR
Systems Management
1 3 (12.50%) Kubernetes
2 2 (8.33%) FortiGate
Vendors
1 5 (20.83%) Microsoft
2 2 (8.33%) Cisco
2 2 (8.33%) Palo Alto
3 1 (4.17%) ServiceNow