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 10 March 2026, with comparisons to the same periods in the previous two years.

6 months to
10 Mar 2026
Same period 2025 Same period 2024
Rank 125 108 137
Rank change year-on-year -17 +29 +61
Permanent jobs citing High Availability 24 44 36
As % of all permanent jobs in the City of London 0.79% 1.95% 1.15%
As % of the Processes & Methodologies category 0.94% 2.04% 1.24%
Number of salaries quoted 21 28 34
10th Percentile £50,000 £71,000 £54,000
25th Percentile £66,250 £73,438 £66,250
Median annual salary (50th Percentile) £75,000 £78,750 £77,500
Median % change year-on-year -4.76% +1.61% -8.82%
75th Percentile £92,500 £119,688 £89,375
90th Percentile £122,500 £139,750 £112,000
Central London median annual salary £80,000 £80,000 £77,500
% change year-on-year - +3.23% +10.71%

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 2,559 2,156 2,912
As % of all permanent jobs advertised in the City of London 84.40% 95.69% 92.65%
Number of salaries quoted 1,819 1,527 2,526
10th Percentile £45,000 £42,500 £41,250
25th Percentile £58,750 £55,000 £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 £97,500
90th Percentile £105,000 £118,750 £115,000
Central London median annual salary £80,000 £75,000 £75,000
% change year-on-year +6.67% - -

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 10 March 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 4 (16.67%) Microsoft Exchange
2 3 (12.50%) SharePoint
3 1 (4.17%) Apache Spark
3 1 (4.17%) Site Server
Applications
1 2 (8.33%) Microsoft Excel
1 2 (8.33%) Microsoft Office
Cloud Services
1 14 (58.33%) AWS
2 10 (41.67%) Azure
3 4 (16.67%) Amazon EC2
3 4 (16.67%) Azure DevOps
3 4 (16.67%) SaaS
4 3 (12.50%) Amazon EKS
4 3 (12.50%) AWS CloudFormation
4 3 (12.50%) Entra ID
4 3 (12.50%) GCP
4 3 (12.50%) Microsoft 365
4 3 (12.50%) Microsoft Purview
4 3 (12.50%) Virtual Private Cloud
5 2 (8.33%) Amazon CloudWatch
5 2 (8.33%) Amazon ElastiCache
5 2 (8.33%) Amazon OpenSearch
5 2 (8.33%) Amazon S3
5 2 (8.33%) AWS Lambda
5 2 (8.33%) CloudFront
5 2 (8.33%) Mimecast
5 2 (8.33%) Tessian
Communications & Networking
1 1 (4.17%) Broadband
1 1 (4.17%) iSCSI
1 1 (4.17%) Kerberos
1 1 (4.17%) NAS
Database & Business Intelligence
1 3 (12.50%) Amazon RDS
1 3 (12.50%) Relational Database
2 2 (8.33%) Amazon Aurora
2 2 (8.33%) Data Warehouse
2 2 (8.33%) NoSQL
3 1 (4.17%) Amazon Redshift
3 1 (4.17%) Apache Hive
3 1 (4.17%) Big Data
3 1 (4.17%) Data Lake
3 1 (4.17%) DynamoDB
3 1 (4.17%) Hadoop
3 1 (4.17%) RDBMS
Development Applications
1 1 (4.17%) Bitbucket
1 1 (4.17%) Jaeger
1 1 (4.17%) MLflow
General
1 10 (41.67%) Social Skills
2 6 (25.00%) Finance
3 3 (12.50%) Banking
4 2 (8.33%) Investment Banking
4 2 (8.33%) Legal
5 1 (4.17%) Financial Institution
5 1 (4.17%) Inclusion and Diversity
Job Titles
1 5 (20.83%) Cloud Engineer
1 5 (20.83%) Senior
2 4 (16.67%) Developer
3 3 (12.50%) .NET Developer
3 3 (12.50%) Applications Manager
3 3 (12.50%) DevOps Engineer
3 3 (12.50%) Infrastructure Engineer
3 3 (12.50%) Lead
3 3 (12.50%) Senior Infrastructure Engineer
3 3 (12.50%) Service Manager
4 2 (8.33%) AWS Engineer
4 2 (8.33%) AWS Platform Engineer
4 2 (8.33%) Cloud Infrastructure Engineer
4 2 (8.33%) Cloud Platform Engineer
4 2 (8.33%) Data Engineer
4 2 (8.33%) Operational Support Analyst
4 2 (8.33%) Operations Analyst
4 2 (8.33%) Operations Support Analyst
4 2 (8.33%) Platform Engineer
4 2 (8.33%) Senior Cloud Engineer
Libraries, Frameworks & Software Standards
1 3 (12.50%) .NET
2 2 (8.33%) FIX Protocol
2 2 (8.33%) Kafka
2 2 (8.33%) Loki
2 2 (8.33%) OpenTelemetry
2 2 (8.33%) RESTful
3 1 (4.17%) ARM Templates
3 1 (4.17%) Elastic Stack
3 1 (4.17%) HTML
3 1 (4.17%) JDBC
3 1 (4.17%) LDAP
3 1 (4.17%) Next.js
3 1 (4.17%) Node.js
3 1 (4.17%) OAuth
3 1 (4.17%) OAuth2
3 1 (4.17%) ODBC
3 1 (4.17%) Semantic Kernel
3 1 (4.17%) Spring
3 1 (4.17%) Spring Boot
Miscellaneous
1 4 (16.67%) Reinsurance
2 3 (12.50%) Distributed Systems
3 1 (4.17%) Cloud Native
3 1 (4.17%) Distributed Architecture
3 1 (4.17%) Enterprise Software
3 1 (4.17%) Hybrid Cloud
3 1 (4.17%) Product Ownership
3 1 (4.17%) Security Posture
Operating Systems
1 7 (29.17%) Linux
2 4 (16.67%) Unix
3 2 (8.33%) Windows
4 1 (4.17%) Windows Server
Processes & Methodologies
1 10 (41.67%) DevOps
2 8 (33.33%) CI/CD
2 8 (33.33%) Infrastructure as Code
3 6 (25.00%) Observability
4 5 (20.83%) AI
4 5 (20.83%) Disaster Recovery
4 5 (20.83%) Infrastructure Engineering
5 4 (16.67%) Analytics
5 4 (16.67%) Data Governance
5 4 (16.67%) Data Pipeline
5 4 (16.67%) Machine Learning
5 4 (16.67%) Site Reliability Engineering
6 3 (12.50%) Cloud Security
6 3 (12.50%) Containerisation
6 3 (12.50%) Cost Optimisation
6 3 (12.50%) Event-Driven
6 3 (12.50%) Event-Driven Architecture
6 3 (12.50%) Infrastructure Automation
6 3 (12.50%) Problem-Solving
6 3 (12.50%) Tech Ops
Programming Languages
1 11 (45.83%) Python
1 11 (45.83%) SQL
2 8 (33.33%) Bash
3 3 (12.50%) Java
4 2 (8.33%) PowerShell
5 1 (4.17%) Bicep
5 1 (4.17%) Go
5 1 (4.17%) JavaScript
5 1 (4.17%) Korn
Qualifications
1 6 (25.00%) Degree
2 2 (8.33%) AWS Certification
3 1 (4.17%) AWS Certified Solutions Architect
3 1 (4.17%) Computer Science Degree
Quality Assurance & Compliance
1 2 (8.33%) Cyber Essentials
1 2 (8.33%) GDPR
1 2 (8.33%) ISO/IEC 27001
2 1 (4.17%) Basel III
2 1 (4.17%) MiFID
2 1 (4.17%) SOC 2
System Software
1 5 (20.83%) Docker
2 4 (16.67%) Active Directory
3 2 (8.33%) Virtual Desktop
4 1 (4.17%) Hyper-V
Systems Management
1 10 (41.67%) Kubernetes
1 10 (41.67%) Terraform
2 6 (25.00%) Grafana
3 5 (20.83%) Prometheus
4 3 (12.50%) Microsoft Intune
5 2 (8.33%) Ansible
5 2 (8.33%) Argo
6 1 (4.17%) Kustomize
Vendors
1 6 (25.00%) Microsoft
2 3 (12.50%) ServiceNow
3 2 (8.33%) Atlassian
3 2 (8.33%) iManage
3 2 (8.33%) Intapp
4 1 (4.17%) Bloomberg
4 1 (4.17%) Cisco
4 1 (4.17%) Databricks
4 1 (4.17%) Dell
4 1 (4.17%) Google
4 1 (4.17%) Juniper
4 1 (4.17%) Meraki
4 1 (4.17%) Refinitiv