Performance Optimisation Contract Job Trends in the City of London

Performance Optimisation
Central London > City of London

The table below provides summary statistics and contractor rates for jobs advertised in the City of London requiring Performance Optimisation skills. It covers contract job vacancies from the 6 months leading up to 30 December 2025, with comparisons to the same periods in the previous two years.

6 months to
30 Dec 2025
Same period 2024 Same period 2023
Rank 100 96 124
Rank change year-on-year -4 +28 +43
Contract jobs citing Performance Optimisation 23 25 10
As % of all contract jobs in the City of London 1.25% 1.23% 0.40%
As % of the Processes & Methodologies category 1.39% 1.34% 0.45%
Number of daily rates quoted 14 11 8
10th Percentile £404 £430 £376
25th Percentile £408 £644 £444
Median daily rate (50th Percentile) £550 £700 £600
Median % change year-on-year -21.43% +16.67% +26.32%
75th Percentile £622 £825 £669
90th Percentile £700 £900 £674
Central London median daily rate £550 £693 £600
% change year-on-year -20.63% +15.50% +26.32%

All Process & Methodology Skills
City of London

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

Contract vacancies with a requirement for process or methodology skills 1,659 1,866 2,217
As % of all contract IT jobs advertised in the City of London 90.26% 92.10% 89.40%
Number of daily rates quoted 1,165 1,136 1,582
10th Percentile £341 £367 £363
25th Percentile £421 £464 £463
Median daily rate (50th Percentile) £543 £575 £575
Median % change year-on-year -5.65% - -2.13%
75th Percentile £675 £688 £688
90th Percentile £759 £788 £800
Central London median daily rate £550 £575 £570
% change year-on-year -4.35% +0.88% -0.87%
Number of hourly rates quoted 14 14 10
10th Percentile £20.18 £15.35 £17.00
25th Percentile £22.18 £22.00 £17.48
Median hourly rate £31.00 £40.50 £26.25
Median % change year-on-year -23.46% +54.29% -35.19%
75th Percentile £42.47 £107.13 £44.56
90th Percentile £51.88 £129.85 £74.13
Central London median hourly rate £26.11 £35.00 £27.50
% change year-on-year -25.40% +27.27% -27.15%

Performance Optimisation
Job Vacancy Trend in the City of London

Historical trend showing the proportion of contract IT job postings citing Performance Optimisation relative to all contract IT jobs advertised in the City of London.

Performance Optimisation job vacancy trend in the City of London

Performance Optimisation
Daily Rate Trend in the City of London

Contractor daily rate distribution trend for jobs in the City of London citing Performance Optimisation.

Contractor daily rate distribution trend for jobs in the City of London citing Performance Optimisation

Performance Optimisation
Daily Rate Histogram in the City of London

Daily rate distribution for jobs citing Performance Optimisation in the City of London over the 6 months to 30 December 2025.

Daily rate histogram for Performance Optimisation in the City of London

Performance Optimisation
Hourly Rate Trend in the City of London

Contractor hourly rate distribution trend for jobs in the City of London citing Performance Optimisation.

Contractor hourly rate distribution trend for jobs in the City of London citing Performance Optimisation

Performance Optimisation
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 3 (13.04%) SharePoint
2 2 (8.70%) Apache Airflow
Applications
1 2 (8.70%) Microsoft Excel
1 2 (8.70%) Microsoft Office
1 2 (8.70%) Microsoft PowerPoint
Business Applications
1 1 (4.35%) Aladdin
1 1 (4.35%) Fidessa
1 1 (4.35%) thinkFolio
Cloud Services
1 9 (39.13%) Azure
2 4 (17.39%) AWS
3 3 (13.04%) Azure DevOps
3 3 (13.04%) Serverless
4 2 (8.70%) Amazon S3
4 2 (8.70%) Azure Data Factory
4 2 (8.70%) GCP
4 2 (8.70%) GitHub
4 2 (8.70%) Power Platform
5 1 (4.35%) Amazon EventBridge
5 1 (4.35%) AWS Step Functions
5 1 (4.35%) Azure Cosmos DB
5 1 (4.35%) Azure Key Vault
5 1 (4.35%) Azure Logic Apps
5 1 (4.35%) Azure Service Bus
5 1 (4.35%) Azure Synapse Analytics
5 1 (4.35%) dbt
5 1 (4.35%) GitHub Actions
5 1 (4.35%) Snowflake
5 1 (4.35%) Textract
Communications & Networking
1 1 (4.35%) BGP
1 1 (4.35%) Firewall
1 1 (4.35%) Internet
1 1 (4.35%) MPLS
1 1 (4.35%) SD-WAN
1 1 (4.35%) VPN
1 1 (4.35%) WAN
Database & Business Intelligence
1 3 (13.04%) Data Warehouse
1 3 (13.04%) Oracle Database
1 3 (13.04%) Relational Database
2 2 (8.70%) Data Lake
2 2 (8.70%) Delta Lake
2 2 (8.70%) Metadata
2 2 (8.70%) OLAP
2 2 (8.70%) PostgreSQL
2 2 (8.70%) Power BI
2 2 (8.70%) RDBMS
2 2 (8.70%) SQL Server
2 2 (8.70%) SQLPlus
3 1 (4.35%) CockroachDB
3 1 (4.35%) Microsoft Analysis Services
3 1 (4.35%) MongoDB
3 1 (4.35%) MySQL
3 1 (4.35%) Oracle Database 11g
3 1 (4.35%) Oracle OLAP
3 1 (4.35%) SQL Server Analysis Services
3 1 (4.35%) SQL Server Integration Services
Development Applications
1 4 (17.39%) Git
2 2 (8.70%) Toad
3 1 (4.35%) Bitbucket
3 1 (4.35%) Cypress.io
3 1 (4.35%) gulp
3 1 (4.35%) JUnit
3 1 (4.35%) Mockito
3 1 (4.35%) Visual Studio Code
3 1 (4.35%) webpack
General
1 8 (34.78%) Social Skills
2 7 (30.43%) Finance
3 2 (8.70%) Banking
3 2 (8.70%) Games
3 2 (8.70%) Investment Banking
4 1 (4.35%) Analytical Skills
4 1 (4.35%) Documentation Skills
4 1 (4.35%) Financial Institution
4 1 (4.35%) Public Sector
Job Titles
1 8 (34.78%) Developer
2 5 (21.74%) Data Engineer
3 3 (13.04%) Architect
3 3 (13.04%) Oracle Developer
4 2 (8.70%) Full-Stack Developer
4 2 (8.70%) Senior
4 2 (8.70%) Software Engineer
4 2 (8.70%) Technical Architect
5 1 (4.35%) Angular Developer
5 1 (4.35%) Data Migration Developer
5 1 (4.35%) Full-Stack Java Developer
5 1 (4.35%) IAM Developer
5 1 (4.35%) Lead
5 1 (4.35%) Oracle Data Architect
5 1 (4.35%) Salesforce Technical Architect
5 1 (4.35%) Senior Data Engineer
5 1 (4.35%) Snowflake Data Engineer
5 1 (4.35%) Snowflake Engineer
5 1 (4.35%) Transformation Consultant
5 1 (4.35%) WAN Consultant
Libraries, Frameworks & Software Standards
1 5 (21.74%) REST
2 3 (13.04%) .NET
2 3 (13.04%) HTML
3 2 (8.70%) AngularJS
3 2 (8.70%) CSS
3 2 (8.70%) LangChain
3 2 (8.70%) PySpark
3 2 (8.70%) React
3 2 (8.70%) RESTful
3 2 (8.70%) Unity (Game Engine)
4 1 (4.35%) Bazel
4 1 (4.35%) Jest
4 1 (4.35%) LangGraph
4 1 (4.35%) Lightning Web Components
4 1 (4.35%) OpenTelemetry
4 1 (4.35%) Playwright
4 1 (4.35%) RxJS
4 1 (4.35%) Sass
4 1 (4.35%) SPFx
4 1 (4.35%) Spring Boot
Miscellaneous
1 2 (8.70%) 3D Graphics
1 2 (8.70%) Cloud Native
1 2 (8.70%) Data Centre
1 2 (8.70%) Data Structures
1 2 (8.70%) Fixed Income
1 2 (8.70%) Product Ownership
1 2 (8.70%) Virtual Reality
2 1 (4.35%) Derivative
2 1 (4.35%) Distributed Systems
2 1 (4.35%) Fat Client
2 1 (4.35%) Foreign Exchange (FX)
2 1 (4.35%) IoT
2 1 (4.35%) Management Information System
2 1 (4.35%) Onboarding
2 1 (4.35%) Thin Client
2 1 (4.35%) Virtual Team
Operating Systems
1 2 (8.70%) Linux
1 2 (8.70%) Unix
1 2 (8.70%) Windows
Processes & Methodologies
1 8 (34.78%) CI/CD
1 8 (34.78%) ETL
2 6 (26.09%) Analytics
3 5 (21.74%) Agile
3 5 (21.74%) Data Pipeline
3 5 (21.74%) DevOps
3 5 (21.74%) Performance Tuning
4 4 (17.39%) Business Intelligence
4 4 (17.39%) Data Modelling
4 4 (17.39%) Migration
4 4 (17.39%) Problem-Solving
5 3 (13.04%) AI
5 3 (13.04%) Data Governance
5 3 (13.04%) Data Migration
5 3 (13.04%) Software Engineering
5 3 (13.04%) Workflow
6 2 (8.70%) Business Analytics
6 2 (8.70%) Data Integration
6 2 (8.70%) Full-Stack Development
6 2 (8.70%) Machine Learning
Programming Languages
1 10 (43.48%) SQL
2 8 (34.78%) Python
3 4 (17.39%) C#
3 4 (17.39%) PHP
3 4 (17.39%) PL/SQL
4 3 (13.04%) JavaScript
5 2 (8.70%) C++
5 2 (8.70%) Perl
5 2 (8.70%) Shell Script
6 1 (4.35%) Apex Code
6 1 (4.35%) Bash
6 1 (4.35%) FoxPro (VFP)
6 1 (4.35%) Go
6 1 (4.35%) Java
6 1 (4.35%) PromQL
6 1 (4.35%) T-SQL
6 1 (4.35%) TypeScript
Qualifications
1 3 (13.04%) SC Cleared
1 3 (13.04%) Security Cleared
2 1 (4.35%) Computer Science Degree
2 1 (4.35%) Degree
2 1 (4.35%) SnowPro
2 1 (4.35%) VCAP
2 1 (4.35%) VMware Certified Professional (VCP)
Quality Assurance & Compliance
1 5 (21.74%) Data Quality
2 1 (4.35%) Accessibility
2 1 (4.35%) Actionable Recommendations
2 1 (4.35%) GDPR
2 1 (4.35%) MiFID
2 1 (4.35%) WCAG
System Software
1 2 (8.70%) Docker
2 1 (4.35%) VMware Infrastructure
2 1 (4.35%) vSphere
Systems Management
1 2 (8.70%) Terraform
2 1 (4.35%) Ansible
2 1 (4.35%) CASB
2 1 (4.35%) Grafana
2 1 (4.35%) Kubernetes
2 1 (4.35%) Podman
2 1 (4.35%) PowerCLI
Vendors
1 5 (21.74%) Microsoft
1 5 (21.74%) Oracle
2 3 (13.04%) Databricks
3 1 (4.35%) Cisco
3 1 (4.35%) Google
3 1 (4.35%) ION Trading
3 1 (4.35%) MuleSoft
3 1 (4.35%) Palo Alto
3 1 (4.35%) Portware
3 1 (4.35%) Pure Storage
3 1 (4.35%) Salesforce
3 1 (4.35%) SAP
3 1 (4.35%) VMware
3 1 (4.35%) Workday