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 27 June 2026, with comparisons to the same periods in the previous two years.

6 months to
27 Jun 2026
Same period 2025 Same period 2024
Rank 74 79 111
Rank change year-on-year +5 +32 +27
Contract jobs citing Performance Tuning 59 42 11
As % of all contract jobs in the City of London 2.43% 2.40% 0.51%
As % of the Processes & Methodologies category 2.83% 2.56% 0.56%
Number of daily rates quoted 37 22 8
10th Percentile £393 £400 £378
25th Percentile £463 £484 £462
Median daily rate (50th Percentile) £550 £600 £509
Median % change year-on-year -8.33% +17.94% -21.12%
75th Percentile £638 £675 £547
90th Percentile £730 £759 £624
Central London median daily rate £525 £600 £509
% change year-on-year -12.50% +17.94% -21.12%
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 2,084 1,640 1,950
As % of all contract IT jobs advertised in the City of London 85.80% 93.77% 90.70%
Number of daily rates quoted 1,407 1,047 1,355
10th Percentile £367 £350 £363
25th Percentile £450 £453 £463
Median daily rate (50th Percentile) £550 £550 £575
Median % change year-on-year - -4.35% -4.17%
75th Percentile £675 £688 £688
90th Percentile £775 £775 £800
Central London median daily rate £550 £550 £550
% change year-on-year - - -8.33%
Number of hourly rates quoted 31 18 14
10th Percentile £17.60 £16.90 £20.01
25th Percentile £18.18 £23.98 £20.29
Median hourly rate £19.50 £29.75 £26.63
Median % change year-on-year -34.45% +11.74% -23.93%
75th Percentile £42.83 £54.75 £40.00
90th Percentile £59.72 £71.25 £47.73
Central London median hourly rate £26.39 £30.04 £27.41
% change year-on-year -12.15% +9.60% -21.70%

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 27 June 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 (13.56%) Apache Airflow
2 4 (6.78%) CICS
3 3 (5.08%) Apache
4 2 (3.39%) IIS
5 1 (1.69%) Apache Spark
5 1 (1.69%) Confluence
5 1 (1.69%) Microsoft Exchange
5 1 (1.69%) nginx
Applications
1 2 (3.39%) Chatbot
Business Applications
1 1 (1.69%) Dynamics CRM
1 1 (1.69%) Magento
1 1 (1.69%) Oracle EBS
1 1 (1.69%) Oracle EBS R12
1 1 (1.69%) Payment Gateway
1 1 (1.69%) SAP ERP
Cloud Services
1 30 (50.85%) Azure
2 24 (40.68%) AWS
3 12 (20.34%) GitHub
4 10 (16.95%) Power Platform
5 9 (15.25%) Serverless
5 9 (15.25%) Snowflake
6 8 (13.56%) Amazon CloudWatch
6 8 (13.56%) GCP
7 7 (11.86%) AWS Lambda
7 7 (11.86%) GitHub Actions
8 6 (10.17%) Amazon Kinesis
8 6 (10.17%) Amazon S3
8 6 (10.17%) Azure Cosmos DB
8 6 (10.17%) Azure DevOps
9 5 (8.47%) Azure Data Factory
9 5 (8.47%) dbt
10 3 (5.08%) Azure AKS
10 3 (5.08%) Azure Monitor
10 3 (5.08%) GitHub Copilot
10 3 (5.08%) Matillion
Communications & Networking
1 6 (10.17%) VPN
2 4 (6.78%) Internet
3 3 (5.08%) FTP
4 2 (3.39%) Firewall
4 2 (3.39%) HTTPS
4 2 (3.39%) Intranet
4 2 (3.39%) LAN
4 2 (3.39%) Multicast
4 2 (3.39%) Network Security
4 2 (3.39%) SD-WAN
4 2 (3.39%) WAN
4 2 (3.39%) Wi-Fi
5 1 (1.69%) VSAN
Database & Business Intelligence
1 11 (18.64%) NoSQL
2 8 (13.56%) DynamoDB
2 8 (13.56%) SQL Server
3 7 (11.86%) Data Warehouse
3 7 (11.86%) Power BI
3 7 (11.86%) Relational Database
3 7 (11.86%) Snowflake Schema
4 5 (8.47%) Db2
4 5 (8.47%) MongoDB
5 4 (6.78%) RDBMS
6 3 (5.08%) Apache Cassandra
6 3 (5.08%) Geospatial Data
6 3 (5.08%) PostgreSQL
6 3 (5.08%) SQL Server Integration Services
6 3 (5.08%) Star Schema
6 3 (5.08%) Tableau
7 2 (3.39%) Data Lake
7 2 (3.39%) Pinecone
7 2 (3.39%) Spatial Data
7 2 (3.39%) Weaviate
Development Applications
1 10 (16.95%) Git
2 7 (11.86%) GitLab
3 5 (8.47%) Jenkins
4 3 (5.08%) Bitbucket
4 3 (5.08%) Gradle
4 3 (5.08%) Maven
5 2 (3.39%) Artifactory
5 2 (3.39%) JIRA
5 2 (3.39%) TeamCity
6 1 (1.69%) Atlassian Bamboo
6 1 (1.69%) ER Studio
6 1 (1.69%) Gatling
6 1 (1.69%) JUnit
6 1 (1.69%) PHPUnit
6 1 (1.69%) Visual Studio
General
1 25 (42.37%) Social Skills
2 19 (32.20%) Finance
3 16 (27.12%) Banking
4 10 (16.95%) Analytical Skills
5 3 (5.08%) Publishing
6 2 (3.39%) Law
7 1 (1.69%) Documentation Skills
7 1 (1.69%) Front Office
7 1 (1.69%) Investment Banking
7 1 (1.69%) Legal
7 1 (1.69%) Local Government
7 1 (1.69%) Marketing
Job Titles
1 18 (30.51%) Developer
2 12 (20.34%) Data Engineer
3 9 (15.25%) Senior
4 8 (13.56%) Senior Developer
5 7 (11.86%) Snowflake Data Engineer
5 7 (11.86%) Snowflake Engineer
6 5 (8.47%) Java Developer
7 4 (6.78%) Architect
7 4 (6.78%) Junior
7 4 (6.78%) Senior Java Developer
8 2 (3.39%) C# Developer
8 2 (3.39%) Desktop Support
8 2 (3.39%) Desktop Support Technician
8 2 (3.39%) Java Technical Architect
8 2 (3.39%) Junior Technical Architect
8 2 (3.39%) Network Engineer
8 2 (3.39%) Python Engineer
8 2 (3.39%) Support Technician
8 2 (3.39%) Technical Architect
8 2 (3.39%) webMethods Developer
Libraries, Frameworks & Software Standards
1 13 (22.03%) Kafka
2 11 (18.64%) RESTful
3 10 (16.95%) SOAP
4 9 (15.25%) REST
5 7 (11.86%) JSON
5 7 (11.86%) Spring
6 6 (10.17%) Web Services
7 5 (8.47%) .NET
7 5 (8.47%) Spring Boot
8 4 (6.78%) OpenTelemetry
8 4 (6.78%) React
8 4 (6.78%) WSDL
8 4 (6.78%) XML
9 3 (5.08%) .NET Framework
9 3 (5.08%) GeoJSON
9 3 (5.08%) Matplotlib
9 3 (5.08%) Middleware
9 3 (5.08%) Pandas
9 3 (5.08%) Polars
9 3 (5.08%) scikit-learn
Miscellaneous
1 10 (16.95%) Cloud Native
2 9 (15.25%) Distributed Systems
3 7 (11.86%) Clustering
4 4 (6.78%) AI Agents
4 4 (6.78%) DataPower
4 4 (6.78%) Foreign Exchange (FX)
4 4 (6.78%) Mainframe
4 4 (6.78%) Online Banking
4 4 (6.78%) Replication
5 3 (5.08%) Hybrid Cloud
6 2 (3.39%) Cloud Security Posture
6 2 (3.39%) Data Centre
6 2 (3.39%) Derivative
6 2 (3.39%) Fixed Income
6 2 (3.39%) Greenfield Project
6 2 (3.39%) Onboarding
6 2 (3.39%) Security Posture
7 1 (1.69%) Data Structures
7 1 (1.69%) Equities
7 1 (1.69%) IoT
Operating Systems
1 5 (8.47%) Linux
1 5 (8.47%) Unix
2 4 (6.78%) zOS
3 2 (3.39%) Data ONTAP
4 1 (1.69%) Windows
4 1 (1.69%) Windows Server
Processes & Methodologies
1 27 (45.76%) CI/CD
2 22 (37.29%) DevOps
3 18 (30.51%) Data Modelling
4 16 (27.12%) AI
5 15 (25.42%) Agile
6 14 (23.73%) Problem-Solving
7 13 (22.03%) Data Pipeline
7 13 (22.03%) ETL
8 12 (20.34%) Microservices
8 12 (20.34%) Observability
9 11 (18.64%) Analytics
9 11 (18.64%) Data Engineering
10 10 (16.95%) Event-Driven
10 10 (16.95%) Integration Patterns
11 9 (15.25%) Business Intelligence
11 9 (15.25%) Containerisation
11 9 (15.25%) Migration
11 9 (15.25%) Test Automation
12 8 (13.56%) Capacity Planning
12 8 (13.56%) Data Governance
Programming Languages
1 32 (54.24%) SQL
2 25 (42.37%) Python
3 8 (13.56%) C#
4 7 (11.86%) Java
4 7 (11.86%) Shell Script
5 4 (6.78%) JCL
5 4 (6.78%) TypeScript
6 3 (5.08%) Data Analysis Expressions
6 3 (5.08%) JavaScript
6 3 (5.08%) PL/SQL
7 2 (3.39%) ActionScript
7 2 (3.39%) ActionScript 2.0
7 2 (3.39%) Scala
8 1 (1.69%) Bicep
8 1 (1.69%) COBOL
8 1 (1.69%) Elixir
8 1 (1.69%) PHP
8 1 (1.69%) RPG
8 1 (1.69%) Ruby
8 1 (1.69%) T-SQL
Qualifications
1 8 (13.56%) Degree
2 5 (8.47%) Computer Science Degree
2 5 (8.47%) Security Cleared
3 3 (5.08%) BPSS Clearance
4 2 (3.39%) SC Cleared
4 2 (3.39%) SnowPro
5 1 (1.69%) AWS Certification
5 1 (1.69%) AWS Certified Developer
5 1 (1.69%) AWS Certified Solutions Architect
5 1 (1.69%) PMI Certification
5 1 (1.69%) PMP
5 1 (1.69%) VMware Certified Professional (VCP)
Quality Assurance & Compliance
1 14 (23.73%) Data Quality
2 9 (15.25%) QA
3 3 (5.08%) GDPR
4 1 (1.69%) HIPAA
4 1 (1.69%) ISO 20022
4 1 (1.69%) ISO 8583
4 1 (1.69%) PSD2
4 1 (1.69%) Sarbanes-Oxley
4 1 (1.69%) SEPA
4 1 (1.69%) SLA
System Software
1 9 (15.25%) Docker
2 3 (5.08%) VMware Infrastructure
3 2 (3.39%) NFS
4 1 (1.69%) Varnish
4 1 (1.69%) VMware ESXi
4 1 (1.69%) VMware NSX
4 1 (1.69%) vSphere
Systems Management
1 11 (18.64%) Kubernetes
2 4 (6.78%) Grafana
2 4 (6.78%) Prometheus
2 4 (6.78%) Terraform
3 2 (3.39%) Ansible
3 2 (3.39%) ITRS Geneos
3 2 (3.39%) SnapMirror
4 1 (1.69%) Argo
4 1 (1.69%) PowerCLI
4 1 (1.69%) Single Sign-On
4 1 (1.69%) vCenter Server
Vendors
1 12 (20.34%) Microsoft
2 6 (10.17%) Oracle
3 5 (8.47%) Informatica
4 4 (6.78%) Google
5 3 (5.08%) Databricks
5 3 (5.08%) Solace
5 3 (5.08%) VMware
6 2 (3.39%) Aruba
6 2 (3.39%) Axway
6 2 (3.39%) Cisco
6 2 (3.39%) Juniper
6 2 (3.39%) NetApp
6 2 (3.39%) SAP
6 2 (3.39%) Sitecore
6 2 (3.39%) Software AG
6 2 (3.39%) webMethods
6 2 (3.39%) Zscaler
7 1 (1.69%) Adobe
7 1 (1.69%) IBM
7 1 (1.69%) Sybase