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

6 months to
20 Feb 2026
Same period 2025 Same period 2024
Rank 76 100 116
Rank change year-on-year +24 +16 +28
Contract jobs citing Performance Tuning 50 20 13
As % of all contract jobs in the City of London 2.56% 1.09% 0.55%
As % of the Processes & Methodologies category 2.88% 1.19% 0.61%
Number of daily rates quoted 36 11 9
10th Percentile £334 £413 £411
25th Percentile £401 £450 £449
Median daily rate (50th Percentile) £525 £525 £525
Median % change year-on-year - - -8.70%
75th Percentile £599 £588 £575
90th Percentile £738 £748 £708
Central London median daily rate £525 £525 £525
% change year-on-year - - -4.55%
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 1,738 1,682 2,127
As % of all contract IT jobs advertised in the City of London 88.95% 91.61% 89.41%
Number of daily rates quoted 1,202 1,026 1,511
10th Percentile £356 £363 £350
25th Percentile £429 £463 £453
Median daily rate (50th Percentile) £538 £575 £575
Median % change year-on-year -6.52% - -4.17%
75th Percentile £669 £683 £688
90th Percentile £775 £775 £800
Central London median daily rate £550 £575 £563
% change year-on-year -4.35% +2.22% -4.26%
Number of hourly rates quoted 18 8 14
10th Percentile £18.75 £22.00 £17.00
25th Percentile £20.34 £28.94 £19.18
Median hourly rate £34.25 £40.50 £32.50
Median % change year-on-year -15.43% +24.62% -7.14%
75th Percentile £46.29 £64.56 £45.52
90th Percentile £55.54 £112.00 £66.70
Central London median hourly rate £26.11 £35.00 £27.81
% change year-on-year -25.40% +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 20 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 (16.00%) Apache Airflow
2 4 (8.00%) Apache Spark
3 2 (4.00%) Apache
3 2 (4.00%) CMS
3 2 (4.00%) SharePoint
Applications
1 2 (4.00%) Microsoft Excel
1 2 (4.00%) Microsoft Office
1 2 (4.00%) Microsoft PowerPoint
Business Applications
1 1 (2.00%) BASE24
1 1 (2.00%) Payment Gateway
1 1 (2.00%) SAP S/4HANA
Cloud Services
1 19 (38.00%) Azure
2 18 (36.00%) AWS
3 9 (18.00%) Amazon S3
3 9 (18.00%) GitHub
4 8 (16.00%) dbt
4 8 (16.00%) GCP
4 8 (16.00%) Serverless
4 8 (16.00%) Snowflake
5 6 (12.00%) AWS Lambda
5 6 (12.00%) Azure Data Factory
5 6 (12.00%) Azure DevOps
5 6 (12.00%) GitHub Actions
6 4 (8.00%) AWS Fargate
6 4 (8.00%) Power Platform
7 3 (6.00%) Amazon CloudWatch
7 3 (6.00%) Amazon ECS
7 3 (6.00%) Apigee
7 3 (6.00%) AWS CloudFormation
7 3 (6.00%) Azure Storage
7 3 (6.00%) Firebase
Communications & Networking
1 3 (6.00%) VPN
2 1 (2.00%) Firewall
2 1 (2.00%) Internet
2 1 (2.00%) LAN
2 1 (2.00%) Network Security
2 1 (2.00%) SD-WAN
2 1 (2.00%) WAN
2 1 (2.00%) Wi-Fi
Database & Business Intelligence
1 9 (18.00%) Data Warehouse
2 4 (8.00%) Data Lake
2 4 (8.00%) DynamoDB
2 4 (8.00%) Metadata
2 4 (8.00%) NoSQL
2 4 (8.00%) Power BI
2 4 (8.00%) Relational Database
2 4 (8.00%) Snowflake Schema
3 3 (6.00%) Amazon Redshift
3 3 (6.00%) Geospatial Data
3 3 (6.00%) Oracle Database
3 3 (6.00%) SQL Server
4 2 (4.00%) Hazelcast
4 2 (4.00%) PostgreSQL
4 2 (4.00%) RDBMS
4 2 (4.00%) Redis
4 2 (4.00%) SQLite
4 2 (4.00%) SQLPlus
4 2 (4.00%) Star Schema
4 2 (4.00%) Tableau
Development Applications
1 14 (28.00%) Git
2 12 (24.00%) Jenkins
3 3 (6.00%) JUnit
4 2 (4.00%) CocoaPods
4 2 (4.00%) Crashlytics
4 2 (4.00%) fastlane
4 2 (4.00%) Gatling
4 2 (4.00%) JIRA
4 2 (4.00%) Toad
4 2 (4.00%) Xcode
5 1 (2.00%) GitLab
5 1 (2.00%) Mockito
General
1 15 (30.00%) Finance
1 15 (30.00%) Social Skills
2 9 (18.00%) Banking
3 6 (12.00%) Analytical Skills
4 3 (6.00%) Financial Institution
4 3 (6.00%) Front Office
4 3 (6.00%) Publishing
5 2 (4.00%) Inclusion and Diversity
6 1 (2.00%) Law
6 1 (2.00%) Local Government
6 1 (2.00%) Manufacturing
6 1 (2.00%) Pharmaceutical
6 1 (2.00%) Public Sector
Job Titles
1 15 (30.00%) Developer
2 14 (28.00%) Data Engineer
3 7 (14.00%) Senior
4 5 (10.00%) Java Developer
5 4 (8.00%) Architect
5 4 (8.00%) Senior Developer
5 4 (8.00%) Snowflake Data Engineer
5 4 (8.00%) Snowflake Engineer
6 3 (6.00%) DevOps Engineer
6 3 (6.00%) iOS Developer
6 3 (6.00%) Lead
6 3 (6.00%) Oracle Developer
7 2 (4.00%) Applications Manager
7 2 (4.00%) Applications Support
7 2 (4.00%) Applications Support Manager
7 2 (4.00%) Desktop Support Technician
7 2 (4.00%) Desktop Technician
7 2 (4.00%) Senior iOS Developer
7 2 (4.00%) Support Manager
7 2 (4.00%) Support Technician
Libraries, Frameworks & Software Standards
1 7 (14.00%) Kafka
2 5 (10.00%) Spring
3 4 (8.00%) OAuth
3 4 (8.00%) Pandas
3 4 (8.00%) Spring Boot
4 3 (6.00%) FIX Protocol
4 3 (6.00%) GeoJSON
4 3 (6.00%) Matplotlib
4 3 (6.00%) OpenTelemetry
4 3 (6.00%) Polars
4 3 (6.00%) RESTful
4 3 (6.00%) scikit-learn
5 2 (4.00%) Apache Avro
5 2 (4.00%) Django
5 2 (4.00%) Flask
5 2 (4.00%) JSON
5 2 (4.00%) Node.js
5 2 (4.00%) OAuth2
5 2 (4.00%) RxJava
5 2 (4.00%) UIKit
Miscellaneous
1 12 (24.00%) Cloud Native
2 5 (10.00%) Foreign Exchange (FX)
3 4 (8.00%) Data Structures
3 4 (8.00%) Distributed Systems
4 3 (6.00%) Algorithms
4 3 (6.00%) Derivative
4 3 (6.00%) Enterprise Software
4 3 (6.00%) Fixed Income
4 3 (6.00%) Mobile App
4 3 (6.00%) Onboarding
5 2 (4.00%) AI Agents
5 2 (4.00%) Animation
6 1 (2.00%) Cloud Security Posture
6 1 (2.00%) Distributed Computing
6 1 (2.00%) Equities
6 1 (2.00%) Hybrid Cloud
6 1 (2.00%) Linux Command Line
6 1 (2.00%) Product Ownership
6 1 (2.00%) Security Posture
6 1 (2.00%) Virtual Team
Operating Systems
1 5 (10.00%) Unix
2 3 (6.00%) Apple iOS
2 3 (6.00%) Linux
3 2 (4.00%) Android
4 1 (2.00%) Windows
4 1 (2.00%) Windows Server
Processes & Methodologies
1 25 (50.00%) CI/CD
2 17 (34.00%) DevOps
3 16 (32.00%) Data Modelling
4 15 (30.00%) Analytics
4 15 (30.00%) Problem-Solving
5 14 (28.00%) Agile
6 12 (24.00%) Data Pipeline
6 12 (24.00%) ETL
7 9 (18.00%) AI
7 9 (18.00%) Containerisation
7 9 (18.00%) Data Engineering
8 8 (16.00%) Data Transformation
8 8 (16.00%) Observability
9 7 (14.00%) Data Governance
9 7 (14.00%) Design Patterns
9 7 (14.00%) Infrastructure as Code
9 7 (14.00%) Low Latency
9 7 (14.00%) Mentoring
9 7 (14.00%) Microservices
9 7 (14.00%) Technical Leadership
Programming Languages
1 34 (68.00%) SQL
2 23 (46.00%) Python
3 9 (18.00%) Java
4 4 (8.00%) Perl
4 4 (8.00%) PL/SQL
5 2 (4.00%) Bicep
5 2 (4.00%) Data Analysis Expressions
5 2 (4.00%) JavaScript
5 2 (4.00%) Kotlin
5 2 (4.00%) Objective-C
5 2 (4.00%) PHP
5 2 (4.00%) PowerShell
5 2 (4.00%) Shell Script
5 2 (4.00%) Swift
5 2 (4.00%) T-SQL
5 2 (4.00%) TypeScript
6 1 (2.00%) C
6 1 (2.00%) C#
6 1 (2.00%) C++
6 1 (2.00%) Scala
Qualifications
1 5 (10.00%) Degree
2 4 (8.00%) Computer Science Degree
2 4 (8.00%) Security Cleared
3 3 (6.00%) BPSS Clearance
4 2 (4.00%) SC Cleared
5 1 (2.00%) AWS Certification
5 1 (2.00%) AWS Certified Developer
5 1 (2.00%) AWS Certified Solutions Architect
5 1 (2.00%) DBS Check
5 1 (2.00%) Master's Degree
5 1 (2.00%) Postgraduate
Quality Assurance & Compliance
1 15 (30.00%) Data Quality
2 4 (8.00%) QA
3 3 (6.00%) Accessibility
3 3 (6.00%) ISO 8583
4 2 (4.00%) ISO 20022
4 2 (4.00%) PSD2
4 2 (4.00%) SEPA
5 1 (2.00%) Actionable Recommendations
5 1 (2.00%) GDPR
5 1 (2.00%) HIPAA
System Software
1 9 (18.00%) Docker
Systems Management
1 10 (20.00%) Terraform
2 8 (16.00%) Kubernetes
3 5 (10.00%) Ansible
4 3 (6.00%) Argo
4 3 (6.00%) Grafana
4 3 (6.00%) ITRS Geneos
5 2 (4.00%) Prometheus
5 2 (4.00%) Single Sign-On
6 1 (2.00%) Karpenter
6 1 (2.00%) Kibana
6 1 (2.00%) logstash
Vendors
1 10 (20.00%) Microsoft
2 7 (14.00%) Databricks
3 6 (12.00%) Google
4 4 (8.00%) Oracle
5 3 (6.00%) Splunk
6 2 (4.00%) AppDynamics
6 2 (4.00%) Apple
6 2 (4.00%) Bloomberg
6 2 (4.00%) Confluent
6 2 (4.00%) MarketAxess
6 2 (4.00%) OpenAI
6 2 (4.00%) SAP
6 2 (4.00%) Tradeweb
7 1 (2.00%) Cisco
7 1 (2.00%) HP
7 1 (2.00%) Informatica
7 1 (2.00%) Juniper
7 1 (2.00%) Solace
7 1 (2.00%) Sybase
7 1 (2.00%) Zscaler