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 October 2025, with comparisons to the same periods in the previous two years.

6 months to
30 Oct 2025
Same period 2024 Same period 2023
Rank 91 93 134
Rank change year-on-year +2 +41 +34
Contract jobs citing Performance Optimisation 30 28 14
As % of all contract jobs in the City of London 1.76% 1.33% 0.50%
As % of the Processes & Methodologies category 1.87% 1.45% 0.56%
Number of daily rates quoted 19 12 11
10th Percentile £404 £534 £331
25th Percentile £466 £613 £394
Median daily rate (50th Percentile) £550 £700 £575
Median % change year-on-year -21.43% +21.74% +21.05%
75th Percentile £738 £800 £669
90th Percentile £800 £898 -
Central London median daily rate £550 £659 £580
% change year-on-year -16.54% +13.62% +16.00%

All Process and 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 1,606 1,925 2,510
As % of all contract IT jobs advertised in the City of London 94.36% 91.75% 89.55%
Number of daily rates quoted 1,114 1,182 1,755
10th Percentile £325 £363 £363
25th Percentile £420 £463 £463
Median daily rate (50th Percentile) £550 £575 £585
Median % change year-on-year -4.35% -1.71% +1.74%
75th Percentile £675 £688 £696
90th Percentile £763 £783 £800
Central London median daily rate £550 £575 £575
% change year-on-year -4.35% - -
Number of hourly rates quoted 18 17 16
10th Percentile £16.90 £16.70 £14.25
25th Percentile £21.07 £23.13 £17.00
Median hourly rate £27.75 £42.50 £31.25
Median % change year-on-year -34.71% +36.00% -33.33%
75th Percentile £44.63 £112.00 £48.19
90th Percentile £63.75 £137.50 £60.88
Central London median hourly rate £27.75 £35.00 £27.50
% change year-on-year -20.71% +27.27% -36.22%

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 October 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 2 (6.67%) Apache
1 2 (6.67%) Apache Airflow
1 2 (6.67%) Apache Spark
2 1 (3.33%) Camunda
2 1 (3.33%) Confluence
2 1 (3.33%) SharePoint
Applications
1 1 (3.33%) Microsoft Excel
Business Applications
1 1 (3.33%) Aladdin
1 1 (3.33%) Fidessa
1 1 (3.33%) thinkFolio
1 1 (3.33%) Workday HCM
Cloud Services
1 8 (26.67%) Azure
2 7 (23.33%) AWS
3 5 (16.67%) Amazon S3
3 5 (16.67%) Serverless
4 4 (13.33%) Amazon CloudWatch
4 4 (13.33%) Amazon Cognito
4 4 (13.33%) Amazon EventBridge
4 4 (13.33%) Amazon SQS
4 4 (13.33%) AWS Lambda
4 4 (13.33%) AWS Step Functions
4 4 (13.33%) Datadog
4 4 (13.33%) GCP
5 3 (10.00%) Azure DevOps
6 2 (6.67%) Azure Data Factory
6 2 (6.67%) Cloud Composer
6 2 (6.67%) Cloud Functions
6 2 (6.67%) GitHub
6 2 (6.67%) Google Compute Engine
6 2 (6.67%) Google Kubernetes Engine
6 2 (6.67%) Power Platform
Communications & Networking
1 1 (3.33%) BGP
1 1 (3.33%) Firewall
1 1 (3.33%) Internet
1 1 (3.33%) MPLS
1 1 (3.33%) SD-WAN
1 1 (3.33%) VPN
1 1 (3.33%) WAN
Database & Business Intelligence
1 4 (13.33%) DynamoDB
2 3 (10.00%) Big Data
2 3 (10.00%) BigQuery
2 3 (10.00%) Data Lake
2 3 (10.00%) Data Warehouse
3 2 (6.67%) Delta Lake
3 2 (6.67%) OLAP
3 2 (6.67%) Power BI
3 2 (6.67%) SQL Server
4 1 (3.33%) Hadoop
4 1 (3.33%) Metadata
4 1 (3.33%) Microsoft Analysis Services
4 1 (3.33%) Oracle Database
4 1 (3.33%) Oracle Database 11g
4 1 (3.33%) Oracle Database 12c
4 1 (3.33%) Oracle OLAP
4 1 (3.33%) PostgreSQL
4 1 (3.33%) Snowflake Schema
4 1 (3.33%) SQL Server Analysis Services
4 1 (3.33%) SQL Server Integration Services
Development Applications
1 5 (16.67%) Git
2 2 (6.67%) Gradle
3 1 (3.33%) Artifactory
3 1 (3.33%) Bitbucket
3 1 (3.33%) Cypress.io
3 1 (3.33%) gulp
3 1 (3.33%) JIRA
3 1 (3.33%) Visual Studio Code
3 1 (3.33%) webpack
General
1 12 (40.00%) Finance
2 6 (20.00%) Social Skills
3 4 (13.33%) Banking
4 3 (10.00%) Analytical Skills
5 2 (6.67%) Financial Institution
5 2 (6.67%) Games
5 2 (6.67%) Investment Banking
6 1 (3.33%) Documentation Skills
6 1 (3.33%) Public Sector
Job Titles
1 9 (30.00%) Developer
2 6 (20.00%) Data Engineer
2 6 (20.00%) Software Engineer
3 5 (16.67%) Senior
4 4 (13.33%) Architect
4 4 (13.33%) Software Design Engineer
5 3 (10.00%) Java Developer
6 2 (6.67%) Analyst
6 2 (6.67%) Consultant
6 2 (6.67%) Full-Stack Developer
6 2 (6.67%) GCP Data Engineer
6 2 (6.67%) GCP Engineer
6 2 (6.67%) Senior Data Engineer
6 2 (6.67%) Technical Architect
7 1 (3.33%) Azure Data Engineer
7 1 (3.33%) Full-Stack Engineer
7 1 (3.33%) Scala Engineer
7 1 (3.33%) Senior Big Data Engineer
7 1 (3.33%) Senior Scala Engineer
7 1 (3.33%) Snowflake Data Engineer
Libraries, Frameworks & Software Standards
1 5 (16.67%) AngularJS
1 5 (16.67%) GraphQL
1 5 (16.67%) OpenTelemetry
1 5 (16.67%) REST
2 4 (13.33%) .NET
2 4 (13.33%) WebSockets
3 2 (6.67%) Node.js
3 2 (6.67%) React
3 2 (6.67%) Spring
3 2 (6.67%) Unity (Game Engine)
4 1 (3.33%) .NET Core
4 1 (3.33%) FIX Protocol
4 1 (3.33%) HTML5
4 1 (3.33%) Jest
4 1 (3.33%) Kafka
4 1 (3.33%) PySpark
4 1 (3.33%) RabbitMQ
4 1 (3.33%) RxJS
4 1 (3.33%) Sass
4 1 (3.33%) Spring Boot
Miscellaneous
1 3 (10.00%) Distributed Systems
2 2 (6.67%) 3D Graphics
2 2 (6.67%) Cloud Native
2 2 (6.67%) Data Centre
2 2 (6.67%) Derivative
2 2 (6.67%) Fixed Income
2 2 (6.67%) Foreign Exchange (FX)
2 2 (6.67%) Product Ownership
2 2 (6.67%) Virtual Reality
3 1 (3.33%) Credit Risk
3 1 (3.33%) Data Structures
3 1 (3.33%) Fat Client
3 1 (3.33%) Greenfield Project
3 1 (3.33%) Hybrid Cloud
3 1 (3.33%) IoT
3 1 (3.33%) Mobile App
3 1 (3.33%) Onboarding
3 1 (3.33%) Public Cloud
3 1 (3.33%) Thin Client
3 1 (3.33%) Virtual Team
Operating Systems
1 3 (10.00%) Linux
2 2 (6.67%) Windows
3 1 (3.33%) Unix
Processes & Methodologies
1 16 (53.33%) CI/CD
2 10 (33.33%) DevOps
3 8 (26.67%) Analytics
3 8 (26.67%) Infrastructure as Code
3 8 (26.67%) Software Engineering
4 7 (23.33%) Agile
4 7 (23.33%) Data Modelling
5 6 (20.00%) Data Pipeline
5 6 (20.00%) Event-Driven
5 6 (20.00%) Event-Driven Architecture
5 6 (20.00%) Technical Leadership
6 5 (16.67%) Data Engineering
6 5 (16.67%) Mentoring
6 5 (16.67%) Observability
7 4 (13.33%) Business Intelligence
7 4 (13.33%) Data Integration
7 4 (13.33%) Deployment Automation
7 4 (13.33%) ETL
7 4 (13.33%) Problem-Solving
7 4 (13.33%) User Experience
Programming Languages
1 15 (50.00%) Python
2 11 (36.67%) SQL
3 4 (13.33%) C#
3 4 (13.33%) Java
3 4 (13.33%) JavaScript
4 3 (10.00%) C++
4 3 (10.00%) PHP
4 3 (10.00%) PL/SQL
5 1 (3.33%) Apex Code
5 1 (3.33%) Bash
5 1 (3.33%) CodeQL
5 1 (3.33%) FoxPro (VFP)
5 1 (3.33%) Go
5 1 (3.33%) PromQL
5 1 (3.33%) Ruby
5 1 (3.33%) Scala
5 1 (3.33%) T-SQL
5 1 (3.33%) TypeScript
5 1 (3.33%) VBA
Qualifications
1 2 (6.67%) Computer Science Degree
1 2 (6.67%) Degree
1 2 (6.67%) SC Cleared
1 2 (6.67%) Security Cleared
2 1 (3.33%) BPSS Clearance
2 1 (3.33%) SnowPro
2 1 (3.33%) VCAP
2 1 (3.33%) VMware Certified Professional (VCP)
Quality Assurance & Compliance
1 5 (16.67%) Data Quality
2 1 (3.33%) Accessibility
2 1 (3.33%) Actionable Recommendations
2 1 (3.33%) GDPR
2 1 (3.33%) MiFID
2 1 (3.33%) WCAG
System Software
1 1 (3.33%) Docker
1 1 (3.33%) VMware Infrastructure
1 1 (3.33%) vSphere
Systems Management
1 4 (13.33%) Prometheus
1 4 (13.33%) Terraform
2 3 (10.00%) Kubernetes
3 1 (3.33%) Ansible
3 1 (3.33%) CASB
3 1 (3.33%) Grafana
3 1 (3.33%) Podman
3 1 (3.33%) PowerCLI
Vendors
1 3 (10.00%) Databricks
1 3 (10.00%) Google
1 3 (10.00%) Microsoft
2 2 (6.67%) Oracle
2 2 (6.67%) Workday
3 1 (3.33%) Cisco
3 1 (3.33%) ION Trading
3 1 (3.33%) MuleSoft
3 1 (3.33%) Palo Alto
3 1 (3.33%) Portware
3 1 (3.33%) Pure Storage
3 1 (3.33%) Salesforce
3 1 (3.33%) VMware