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 16 February 2026, with comparisons to the same periods in the previous two years.

6 months to
16 Feb 2026
Same period 2025 Same period 2024
Rank 74 103 117
Rank change year-on-year +29 +14 +27
Contract jobs citing Performance Tuning 49 19 14
As % of all contract jobs in the City of London 2.56% 1.05% 0.59%
As % of the Processes & Methodologies category 2.88% 1.14% 0.66%
Number of daily rates quoted 36 10 10
10th Percentile £334 £409 £412
25th Percentile £401 £438 £449
Median daily rate (50th Percentile) £525 £513 £538
Median % change year-on-year +2.44% -4.65% -2.27%
75th Percentile £599 £566 £622
90th Percentile £738 £615 £698
Central London median daily rate £525 £525 £538
% change year-on-year - -2.33% -2.27%
Number of hourly rates quoted 0 0 1
10th Percentile - - -
25th Percentile - - £46.75
Median hourly rate - - £48.50
75th Percentile - - £50.25
90th Percentile - - -
Central London median hourly rate - - £48.50

All Process & 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 1,700 1,661 2,137
As % of all contract IT jobs advertised in the City of London 88.91% 91.57% 89.38%
Number of daily rates quoted 1,176 1,001 1,526
10th Percentile £356 £363 £350
25th Percentile £431 £463 £455
Median daily rate (50th Percentile) £540 £575 £570
Median % change year-on-year -6.09% +0.88% -5.00%
75th Percentile £675 £681 £688
90th Percentile £775 £786 £800
Central London median daily rate £550 £575 £563
% change year-on-year -4.35% +2.22% -4.26%
Number of hourly rates quoted 20 8 14
10th Percentile £18.75 £22.00 £17.00
25th Percentile £20.66 £28.94 £19.18
Median hourly rate £31.00 £40.50 £32.50
Median % change year-on-year -23.46% +24.62% -7.14%
75th Percentile £43.86 £64.56 £45.52
90th Percentile £54.35 £112.00 £66.70
Central London median hourly rate £26.34 £35.00 £27.81
% change year-on-year -24.74% +25.85% -20.54%

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 16 February 2026.

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 8 (16.33%) Apache Airflow
2 4 (8.16%) Apache Spark
3 3 (6.12%) SharePoint
4 2 (4.08%) Apache
4 2 (4.08%) CMS
Applications
1 2 (4.08%) Microsoft Excel
1 2 (4.08%) Microsoft Office
1 2 (4.08%) Microsoft PowerPoint
Business Applications
1 1 (2.04%) BASE24
1 1 (2.04%) Payment Gateway
1 1 (2.04%) SAP S/4HANA
Cloud Services
1 19 (38.78%) Azure
2 17 (34.69%) AWS
3 8 (16.33%) Amazon S3
3 8 (16.33%) dbt
3 8 (16.33%) GCP
3 8 (16.33%) GitHub
3 8 (16.33%) Snowflake
4 7 (14.29%) Azure DevOps
4 7 (14.29%) Serverless
5 6 (12.24%) Azure Data Factory
6 5 (10.20%) AWS Lambda
6 5 (10.20%) GitHub Actions
6 5 (10.20%) Power Platform
7 3 (6.12%) Apigee
7 3 (6.12%) AWS Fargate
7 3 (6.12%) Azure AKS
7 3 (6.12%) Azure Cosmos DB
7 3 (6.12%) Azure Storage
7 3 (6.12%) Firebase
8 2 (4.08%) Azure Functions
Communications & Networking
1 2 (4.08%) VPN
Database & Business Intelligence
1 9 (18.37%) Data Warehouse
2 5 (10.20%) Power BI
3 4 (8.16%) Data Lake
3 4 (8.16%) Metadata
3 4 (8.16%) Relational Database
3 4 (8.16%) Snowflake Schema
3 4 (8.16%) SQL Server
4 3 (6.12%) Amazon Redshift
4 3 (6.12%) DynamoDB
4 3 (6.12%) Geospatial Data
4 3 (6.12%) NoSQL
4 3 (6.12%) Oracle Database
5 2 (4.08%) Hazelcast
5 2 (4.08%) RDBMS
5 2 (4.08%) Redis
5 2 (4.08%) Spatial Data
5 2 (4.08%) SQLite
5 2 (4.08%) SQLPlus
5 2 (4.08%) Star Schema
5 2 (4.08%) Tableau
Development Applications
1 14 (28.57%) Git
2 11 (22.45%) Jenkins
3 2 (4.08%) CocoaPods
3 2 (4.08%) Crashlytics
3 2 (4.08%) fastlane
3 2 (4.08%) Gatling
3 2 (4.08%) JIRA
3 2 (4.08%) JUnit
3 2 (4.08%) Toad
3 2 (4.08%) Xcode
4 1 (2.04%) GitLab
4 1 (2.04%) Mockito
General
1 16 (32.65%) Finance
2 15 (30.61%) Social Skills
3 9 (18.37%) Banking
4 6 (12.24%) Analytical Skills
5 3 (6.12%) Financial Institution
5 3 (6.12%) Front Office
5 3 (6.12%) Publishing
6 2 (4.08%) Inclusion and Diversity
7 1 (2.04%) Local Government
7 1 (2.04%) Manufacturing
7 1 (2.04%) Pharmaceutical
7 1 (2.04%) Public Sector
Job Titles
1 14 (28.57%) Data Engineer
1 14 (28.57%) Developer
2 6 (12.24%) Senior
3 5 (10.20%) Architect
4 4 (8.16%) Java Developer
4 4 (8.16%) Snowflake Data Engineer
4 4 (8.16%) Snowflake Engineer
5 3 (6.12%) DevOps Engineer
5 3 (6.12%) iOS Developer
5 3 (6.12%) Lead
5 3 (6.12%) Oracle Developer
5 3 (6.12%) Senior Developer
6 2 (4.08%) Applications Support
6 2 (4.08%) Applications Support Manager
6 2 (4.08%) AWS Engineer
6 2 (4.08%) Data Architect
6 2 (4.08%) Desktop Support
6 2 (4.08%) Desktop Technician
6 2 (4.08%) Senior iOS Developer
6 2 (4.08%) Support Technician
Libraries, Frameworks & Software Standards
1 6 (12.24%) Kafka
2 4 (8.16%) OAuth
2 4 (8.16%) Pandas
2 4 (8.16%) Spring
3 3 (6.12%) FIX Protocol
3 3 (6.12%) GeoJSON
3 3 (6.12%) Matplotlib
3 3 (6.12%) OpenTelemetry
3 3 (6.12%) Polars
3 3 (6.12%) scikit-learn
3 3 (6.12%) Spring Boot
4 2 (4.08%) Android Jetpack
4 2 (4.08%) AVFoundation
4 2 (4.08%) Core Data
4 2 (4.08%) FastAPI
4 2 (4.08%) Jetpack Compose
4 2 (4.08%) Micronaut
4 2 (4.08%) Quarkus
4 2 (4.08%) React
4 2 (4.08%) RxSwift
Miscellaneous
1 11 (22.45%) Cloud Native
2 5 (10.20%) Foreign Exchange (FX)
3 4 (8.16%) Data Structures
3 4 (8.16%) Distributed Systems
4 3 (6.12%) Algorithms
4 3 (6.12%) Derivative
4 3 (6.12%) Enterprise Software
4 3 (6.12%) Fixed Income
4 3 (6.12%) Mobile App
4 3 (6.12%) Onboarding
5 2 (4.08%) AI Agents
5 2 (4.08%) Animation
6 1 (2.04%) Clustering
6 1 (2.04%) Distributed Computing
6 1 (2.04%) Equities
6 1 (2.04%) Linux Command Line
6 1 (2.04%) Product Ownership
6 1 (2.04%) Replication
6 1 (2.04%) Tandem
6 1 (2.04%) Virtual Team
Operating Systems
1 5 (10.20%) Unix
2 3 (6.12%) Apple iOS
2 3 (6.12%) Linux
3 2 (4.08%) Android
4 1 (2.04%) Windows
4 1 (2.04%) Windows Server
Processes & Methodologies
1 25 (51.02%) CI/CD
2 18 (36.73%) DevOps
3 16 (32.65%) Data Modelling
4 15 (30.61%) Analytics
5 14 (28.57%) Problem-Solving
6 13 (26.53%) Agile
7 12 (24.49%) Data Pipeline
7 12 (24.49%) ETL
8 10 (20.41%) AI
9 9 (18.37%) Data Engineering
10 8 (16.33%) Business Intelligence
10 8 (16.33%) Containerisation
10 8 (16.33%) Data Transformation
10 8 (16.33%) Observability
11 7 (14.29%) Data Governance
11 7 (14.29%) Infrastructure as Code
11 7 (14.29%) Low Latency
11 7 (14.29%) Mentoring
11 7 (14.29%) Technical Leadership
12 6 (12.24%) Performance Optimisation
Programming Languages
1 33 (67.35%) SQL
2 23 (46.94%) Python
3 8 (16.33%) Java
4 4 (8.16%) Perl
4 4 (8.16%) PL/SQL
5 3 (6.12%) PowerShell
6 2 (4.08%) Bicep
6 2 (4.08%) Data Analysis Expressions
6 2 (4.08%) JavaScript
6 2 (4.08%) Kotlin
6 2 (4.08%) Objective-C
6 2 (4.08%) PHP
6 2 (4.08%) Shell Script
6 2 (4.08%) Swift
6 2 (4.08%) T-SQL
6 2 (4.08%) TypeScript
7 1 (2.04%) C
7 1 (2.04%) C#
7 1 (2.04%) C++
7 1 (2.04%) COBOL
Qualifications
1 5 (10.20%) Degree
2 4 (8.16%) Computer Science Degree
2 4 (8.16%) Security Cleared
3 3 (6.12%) BPSS Clearance
4 2 (4.08%) SC Cleared
5 1 (2.04%) DBS Check
5 1 (2.04%) Master's Degree
5 1 (2.04%) Postgraduate
Quality Assurance & Compliance
1 15 (30.61%) Data Quality
2 4 (8.16%) QA
3 3 (6.12%) Accessibility
3 3 (6.12%) ISO 8583
4 2 (4.08%) ISO 20022
4 2 (4.08%) PSD2
4 2 (4.08%) SEPA
5 1 (2.04%) Actionable Recommendations
5 1 (2.04%) GDPR
5 1 (2.04%) HIPAA
System Software
1 8 (16.33%) Docker
Systems Management
1 10 (20.41%) Terraform
2 7 (14.29%) Kubernetes
3 5 (10.20%) Ansible
4 3 (6.12%) Argo
4 3 (6.12%) Grafana
4 3 (6.12%) ITRS Geneos
5 2 (4.08%) Prometheus
5 2 (4.08%) Single Sign-On
6 1 (2.04%) Karpenter
6 1 (2.04%) Kibana
6 1 (2.04%) logstash
Vendors
1 10 (20.41%) Microsoft
2 7 (14.29%) Databricks
3 6 (12.24%) Google
4 4 (8.16%) Oracle
5 3 (6.12%) Splunk
6 2 (4.08%) AppDynamics
6 2 (4.08%) Apple
6 2 (4.08%) Bloomberg
6 2 (4.08%) Confluent
6 2 (4.08%) MarketAxess
6 2 (4.08%) OpenAI
6 2 (4.08%) SAP
6 2 (4.08%) Tradeweb
7 1 (2.04%) HP
7 1 (2.04%) Informatica
7 1 (2.04%) Solace
7 1 (2.04%) TIBCO