Performance Tuning Contract Job Trends in the City of London

Performance Tuning
Central London > City of London

The table below provides summary statistics and contractor rates for jobs advertised in the City of London requiring Performance Tuning skills. It covers contract job vacancies from the 6 months leading up to 7 November 2025, with comparisons to the same periods in the previous two years.

6 months to
7 Nov 2025
Same period 2024 Same period 2023
Rank 91 100 125
Rank change year-on-year +9 +25 +16
Contract jobs citing Performance Tuning 32 24 22
As % of all contract jobs in the City of London 1.84% 1.13% 0.79%
As % of the Processes & Methodologies category 1.96% 1.23% 0.88%
Number of daily rates quoted 23 12 13
10th Percentile £404 £336 £420
25th Percentile £513 £398 £463
Median daily rate (50th Percentile) £575 £487 £550
Median % change year-on-year +18.13% -11.50% -11.47%
75th Percentile £638 £547 £688
90th Percentile £695 £575 £838
Central London median daily rate £575 £496 £550
% change year-on-year +15.87% -9.77% -8.33%

All Process and Methodology Skills
City of London

Performance Tuning 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 1,634 1,946 2,500
As % of all contract IT jobs advertised in the City of London 93.96% 91.66% 89.73%
Number of daily rates quoted 1,137 1,194 1,750
10th Percentile £331 £375 £363
25th Percentile £420 £469 £463
Median daily rate (50th Percentile) £550 £575 £585
Median % change year-on-year -4.35% -1.71% +1.74%
75th Percentile £675 £688 £695
90th Percentile £763 £783 £800
Central London median daily rate £550 £575 £575
% change year-on-year -4.35% - -
Number of hourly rates quoted 19 17 16
10th Percentile £16.96 £16.70 £15.63
25th Percentile £20.18 £23.13 £17.00
Median hourly rate £27.50 £42.50 £32.75
Median % change year-on-year -35.29% +29.77% -30.13%
75th Percentile £41.75 £112.00 £52.63
90th Percentile £63.75 £137.50 £71.25
Central London median hourly rate £27.04 £35.00 £27.50
% change year-on-year -22.76% +27.27% -36.40%

Performance Tuning
Job Vacancy Trend in the City of London

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

Performance Tuning job vacancy trend in the City of London

Performance Tuning
Daily Rate Trend in the City of London

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

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

Performance Tuning
Daily Rate Histogram in the City of London

Daily rate distribution for jobs citing Performance Tuning in the City of London over the 6 months to 7 November 2025.

Daily rate histogram for Performance Tuning in the City of London

Performance Tuning
Hourly Rate Trend in the City of London

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

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

Performance Tuning
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 5 (15.63%) Apache Airflow
2 3 (9.38%) Apache Spark
3 2 (6.25%) CMS
4 1 (3.13%) Apache
4 1 (3.13%) SharePoint
Business Applications
1 3 (9.38%) SAP S/4HANA
2 2 (6.25%) SAP MDG
2 2 (6.25%) SAP PLM
2 2 (6.25%) SAP VC
Cloud Services
1 7 (21.88%) AWS
1 7 (21.88%) Azure
2 5 (15.63%) dbt
2 5 (15.63%) Power Platform
2 5 (15.63%) Snowflake
3 3 (9.38%) Azure DevOps
3 3 (9.38%) GCP
3 3 (9.38%) GitHub
4 2 (6.25%) Amazon S3
4 2 (6.25%) AWS Lambda
4 2 (6.25%) Azure Data Factory
4 2 (6.25%) Dagster
4 2 (6.25%) Firebase
4 2 (6.25%) Power Automate
4 2 (6.25%) Prefect
4 2 (6.25%) Serverless
5 1 (3.13%) Azure AKS
5 1 (3.13%) Copilot Studio
5 1 (3.13%) GitHub Actions
5 1 (3.13%) Microsoft Copilot
Communications & Networking
1 1 (3.13%) Ethernet
1 1 (3.13%) HTTP
Database & Business Intelligence
1 7 (21.88%) Data Warehouse
2 5 (15.63%) Power BI
3 3 (9.38%) Oracle Database
3 3 (9.38%) PostgreSQL
3 3 (9.38%) SQL Server
4 2 (6.25%) Data Lake
4 2 (6.25%) Metadata
4 2 (6.25%) Oracle Exadata
4 2 (6.25%) SQLite
4 2 (6.25%) Tableau
5 1 (3.13%) Amazon Athena
5 1 (3.13%) Amazon QuickSight
5 1 (3.13%) Amazon Redshift
5 1 (3.13%) Azure SQL Database
5 1 (3.13%) Big Data
5 1 (3.13%) DynamoDB
5 1 (3.13%) Elasticsearch
5 1 (3.13%) Kdb+
5 1 (3.13%) Oracle Database 12c
5 1 (3.13%) Relational Database
Development Applications
1 7 (21.88%) Jenkins
2 6 (18.75%) Git
3 3 (9.38%) JIRA
4 2 (6.25%) CocoaPods
4 2 (6.25%) Crashlytics
4 2 (6.25%) fastlane
4 2 (6.25%) Xcode
General
1 12 (37.50%) Finance
2 9 (28.13%) Social Skills
3 6 (18.75%) Analytical Skills
3 6 (18.75%) Front Office
4 3 (9.38%) Banking
4 3 (9.38%) Pharmaceutical
5 2 (6.25%) Inclusion and Diversity
6 1 (3.13%) Advertising
6 1 (3.13%) Corporate Banking
6 1 (3.13%) Financial Institution
6 1 (3.13%) Investment Banking
6 1 (3.13%) Manufacturing
6 1 (3.13%) Retail
6 1 (3.13%) Retail Banking
Job Titles
1 9 (28.13%) Developer
2 7 (21.88%) Architect
3 6 (18.75%) Senior
4 5 (15.63%) Lead
5 4 (12.50%) Data Engineer
5 4 (12.50%) Senior Developer
6 3 (9.38%) Java Developer
6 3 (9.38%) Software Engineer
7 2 (6.25%) Administrator
7 2 (6.25%) C++ Software Engineer
7 2 (6.25%) Consultant
7 2 (6.25%) Data Architect
7 2 (6.25%) Database Specialist
7 2 (6.25%) DBA
7 2 (6.25%) Lead Architect
7 2 (6.25%) PostgreSQL DBA
7 2 (6.25%) PostgreSQL Specialist
7 2 (6.25%) SAP Consultant
7 2 (6.25%) SAP PLM Consultant
7 2 (6.25%) Systems Architect
Libraries, Frameworks & Software Standards
1 6 (18.75%) FIX Protocol
2 4 (12.50%) .NET
3 3 (9.38%) Kafka
4 2 (6.25%) AVFoundation
4 2 (6.25%) Core Animation
4 2 (6.25%) Core Data
4 2 (6.25%) RxSwift
4 2 (6.25%) UIKit
5 1 (3.13%) .NET Core
5 1 (3.13%) ARM Templates
5 1 (3.13%) AWS CDK
5 1 (3.13%) Elastic Stack
5 1 (3.13%) HTML5
5 1 (3.13%) JWT
5 1 (3.13%) Node.js
5 1 (3.13%) OAuth
5 1 (3.13%) React
5 1 (3.13%) RESTful
5 1 (3.13%) Spring Boot
5 1 (3.13%) Ultra Messaging
Miscellaneous
1 6 (18.75%) Cloud Native
2 4 (12.50%) Foreign Exchange (FX)
3 3 (9.38%) Algorithms
3 3 (9.38%) Data Structures
4 2 (6.25%) Animation
4 2 (6.25%) Clustering
4 2 (6.25%) Data Centre
4 2 (6.25%) Distributed Systems
4 2 (6.25%) Enterprise Software
4 2 (6.25%) Fixed Income
4 2 (6.25%) Mobile App
4 2 (6.25%) Reference Data
4 2 (6.25%) Replication
5 1 (3.13%) Derivative
5 1 (3.13%) Distributed Computing
5 1 (3.13%) Equities
5 1 (3.13%) Legacy Systems
5 1 (3.13%) Linux Command Line
5 1 (3.13%) Onboarding
5 1 (3.13%) Product Ownership
Operating Systems
1 6 (18.75%) Linux
2 2 (6.25%) Apple iOS
2 2 (6.25%) Red Hat Enterprise Linux
3 1 (3.13%) Unix
3 1 (3.13%) Windows
3 1 (3.13%) Windows Server
Processes & Methodologies
1 12 (37.50%) CI/CD
2 11 (34.38%) Agile
2 11 (34.38%) Problem-Solving
3 10 (31.25%) Technical Leadership
4 8 (25.00%) Analytics
4 8 (25.00%) Business Intelligence
5 7 (21.88%) Data Modelling
5 7 (21.88%) DevOps
6 6 (18.75%) Data Integration
6 6 (18.75%) Data Pipeline
6 6 (18.75%) Low Latency
6 6 (18.75%) Mentoring
7 5 (15.63%) Data Engineering
7 5 (15.63%) Unit Testing
8 4 (12.50%) AI
8 4 (12.50%) Computer Science
8 4 (12.50%) Containerisation
8 4 (12.50%) Machine Learning
8 4 (12.50%) Multithreading
8 4 (12.50%) Scrum
Programming Languages
1 14 (43.75%) SQL
2 11 (34.38%) Python
3 5 (15.63%) Java
4 4 (12.50%) C#
4 4 (12.50%) PowerShell
5 3 (9.38%) Bash
5 3 (9.38%) C++
6 2 (6.25%) ABAP
6 2 (6.25%) AWK
6 2 (6.25%) JavaScript
6 2 (6.25%) Objective-C
6 2 (6.25%) PL/SQL
6 2 (6.25%) sed
6 2 (6.25%) Swift
7 1 (3.13%) Bicep
7 1 (3.13%) Data Analysis Expressions
7 1 (3.13%) TypeScript
Qualifications
1 5 (15.63%) Degree
2 2 (6.25%) Azure Certification
2 2 (6.25%) Computer Science Degree
3 1 (3.13%) Master's Degree
3 1 (3.13%) Microsoft Certification
3 1 (3.13%) Postgraduate
3 1 (3.13%) SC Cleared
3 1 (3.13%) Security Cleared
Quality Assurance & Compliance
1 6 (18.75%) Data Quality
2 4 (12.50%) Accessibility
3 3 (9.38%) QA
4 1 (3.13%) Actionable Recommendations
4 1 (3.13%) PCI DSS
System Software
1 4 (12.50%) Docker
2 2 (6.25%) GPFS
2 2 (6.25%) NFS
Systems Management
1 6 (18.75%) Terraform
2 4 (12.50%) Kubernetes
3 2 (6.25%) Oracle Enterprise Manager
3 2 (6.25%) Single Sign-On
4 1 (3.13%) Ansible
4 1 (3.13%) Grafana
4 1 (3.13%) Istio
4 1 (3.13%) ITRS Geneos
4 1 (3.13%) Kibana
4 1 (3.13%) logstash
4 1 (3.13%) Prometheus
Vendors
1 5 (15.63%) Microsoft
2 4 (12.50%) Databricks
2 4 (12.50%) Oracle
3 3 (9.38%) Google
3 3 (9.38%) SAP
4 2 (6.25%) Apple
4 2 (6.25%) Pega
4 2 (6.25%) Red Hat
5 1 (3.13%) Solace
5 1 (3.13%) TIBCO