Period
to 18 July 2018

The following table provides summary statistics for contract job vacancies advertised in Central London with a requirement for Performance Optimisation skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Performance Optimisation over the 6 months to 18 July 2018 with a comparison to the same period in the previous 2 years.

Note that daily and hourly rates are treated separately in these statistics. When calculating contractor rate percentiles, daily rates are never derived from quoted hourly rates or vice versa.

Performance Optimisation
London > Central London
6 months to
18 Jul 2018
Same period 2017 Same period 2016
Rank 268 220 248
Rank change year-on-year -48 +28 +52
Contract jobs citing Performance Optimisation 29 31 24
As % of all contract IT jobs advertised in Central London 0.31% 0.41% 0.29%
As % of the Processes & Methodologies category 0.36% 0.47% 0.33%
Number of daily rates quoted 26 26 20
Central London median daily rate £613 £550 £575
Median daily rate % change year-on-year +11.36% -4.35% +27.78%
10th Percentile £424 £416 £356
90th Percentile £775 £638 £664
London median daily rate £553 £520 £575
% change year-on-year +6.25% -9.57% -
Number of hourly rates quoted 0 0 0
Central London median hourly rate - - -
London median hourly rate £46.25 £60.00 -
% change year-on-year -22.92% - -

Performance Optimisation is in the Processes and Methodologies category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Central London with a requirement for process or methodology skills.

All Process and Methodology Skills
Central London
Contract vacancies with a requirement for process or methodology skills 8,145 6,663 7,366
As % of all contract IT jobs advertised in Central London 87.51% 87.56% 87.60%
Number of daily rates quoted 6,344 5,085 5,820
Central London median daily rate £500 £500 £473
Median daily rate % change year-on-year - +5.82% +5.00%
10th Percentile £325 £313 £306
90th Percentile £688 £675 £650
London median daily rate £500 £485 £463
% change year-on-year +3.09% +4.86% +2.78%
Number of hourly rates quoted 123 69 66
Central London median hourly rate £18.70 £18.70 £20.00
Median hourly rate % change year-on-year - -6.50% -4.76%
10th Percentile £12.55 £12.88 £11.25
90th Percentile £37.77 £30.87 £49.13
London median hourly rate £24.50 £24.12 £21.34
% change year-on-year +1.60% +13.00% +8.24%

Performance Optimisation
Job Vacancy Trend in Central London

Job postings citing Performance Optimisation as a percentage of all IT jobs advertised in Central London.

Job vacancy trend for Performance Optimisation in Central London

Performance Optimisation
Contractor Daily Rate Trend in Central London

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing Performance Optimisation in Central London.

Contractor daily rate trend for Performance Optimisation in Central London

Performance Optimisation
Contractor Daily Rate Histogram in Central London

The daily rate distribution of IT jobs citing Performance Optimisation in Central London over the 6 months to 18 July 2018.

Contractor daily rate histogram for Performance Optimisation in Central London

Performance Optimisation
Contract Job Locations in Central London

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Performance Optimisation within the Central London region over the 6 months to 18 July 2018. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 6 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
City of London -27 25 £625 +13.64% 7
Southwark - 1 £510 -
West End of London - 1 £500 - 2
Performance Optimisation
London

For the 6 months to 18 July 2018, IT contractor jobs citing Performance Optimisation also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all contract job ads across the Central London region with a requirement for Performance Optimisation.

1 16 (55.17%) Java
2 12 (41.38%) Front Office
3 11 (37.93%) Agile Software Development
3 11 (37.93%) Low Latency
4 9 (31.03%) Multithreading
5 8 (27.59%) TDD
5 8 (27.59%) Algorithmic Trading
5 8 (27.59%) Foreign Exchange (FX)
6 7 (24.14%) .NET
6 7 (24.14%) SQL Server
6 7 (24.14%) Finance
7 6 (20.69%) FIX Protocol
7 6 (20.69%) Linux
7 6 (20.69%) C#
7 6 (20.69%) JavaScript
7 6 (20.69%) SQL
7 6 (20.69%) FX Algorithmic Trading
7 6 (20.69%) Problem-Solving
8 4 (13.79%) Java 8
8 4 (13.79%) Multithreaded Programming
8 4 (13.79%) Concurrent Programming
8 4 (13.79%) Test Automation
8 4 (13.79%) Microsoft Azure
8 4 (13.79%) Amazon AWS
8 4 (13.79%) BDD
8 4 (13.79%) Node.js
8 4 (13.79%) T-SQL
8 4 (13.79%) Microsoft
8 4 (13.79%) Business Intelligence
8 4 (13.79%) SQL Server Integration Services

Performance Optimisation
Co-occurring IT Skills in Central London by Category

The follow tables expand on the table above by listing co-occurrences grouped by category. The same job type, locality and period is covered with up to 20 co-occurrences shown in each of the following categories:

Application Platforms
1 1 (3.45%) Elasticsearch
Cloud Services
1 4 (13.79%) Amazon AWS
1 4 (13.79%) Microsoft Azure
2 2 (6.90%) Cloud Computing
2 2 (6.90%) npm
3 1 (3.45%) AWS CloudFormation
3 1 (3.45%) Google Cloud Platform
3 1 (3.45%) Serverless
Communications & Networking
1 2 (6.90%) DKIM
1 2 (6.90%) DMARC
1 2 (6.90%) HTTP
1 2 (6.90%) Internet
Database & Business Intelligence
1 7 (24.14%) SQL Server
2 4 (13.79%) SQL Server Integration Services
3 3 (10.34%) Data Warehouse
3 3 (10.34%) SQL Server Analysis Services
4 2 (6.90%) Data Lake
4 2 (6.90%) HDInsight
4 2 (6.90%) MySQL
4 2 (6.90%) SQL Server Reporting Services
5 1 (3.45%) BigQuery
5 1 (3.45%) Bigtable
5 1 (3.45%) Neo4j
5 1 (3.45%) NoSQL
5 1 (3.45%) SQL Server 2014
Development Applications
1 3 (10.34%) Git (software)
1 3 (10.34%) Team Foundation Server
1 3 (10.34%) webpack
2 2 (6.90%) Babel
2 2 (6.90%) JIRA
3 1 (3.45%) Mocha
General
1 12 (41.38%) Front Office
2 7 (24.14%) Finance
3 4 (13.79%) Banking
4 1 (3.45%) Investment Banking
4 1 (3.45%) Retail
Job Titles
1 24 (82.76%) Developer
2 13 (44.83%) Java Developer
3 4 (13.79%) Senior Developer
4 3 (10.34%) C# Developer
5 2 (6.90%) .NET Developer
5 2 (6.90%) Agile .NET Developer
5 2 (6.90%) Agile Developer
5 2 (6.90%) Android Developer
5 2 (6.90%) ASP.NET Developer
5 2 (6.90%) Core Java Developer
5 2 (6.90%) Electronic Trading Developer
5 2 (6.90%) Electronic Trading Java Developer
5 2 (6.90%) Full Stack Developer
5 2 (6.90%) Low Latency Java Developer
5 2 (6.90%) React Developer
5 2 (6.90%) Senior Android Developer
5 2 (6.90%) Senior C# Developer
6 1 (3.45%) C++ Developer
6 1 (3.45%) Integration Specialist
6 1 (3.45%) T-SQL Developer
Libraries, Frameworks & Software Standards
1 7 (24.14%) .NET
2 6 (20.69%) FIX Protocol
3 4 (13.79%) Node.js
4 2 (6.90%) .NET Framework
4 2 (6.90%) AngularJS
4 2 (6.90%) ASP.NET
4 2 (6.90%) CSS
4 2 (6.90%) CSS3
4 2 (6.90%) HTML
4 2 (6.90%) HTML5
4 2 (6.90%) JSON
4 2 (6.90%) React
4 2 (6.90%) React Native
4 2 (6.90%) REST
4 2 (6.90%) RESTful
4 2 (6.90%) RFC 822
4 2 (6.90%) RxJava
4 2 (6.90%) Sass
4 2 (6.90%) Web Services
4 2 (6.90%) WebSockets
Miscellaneous
1 8 (27.59%) Foreign Exchange (FX)
2 3 (10.34%) Equities
3 2 (6.90%) Algorithms
3 2 (6.90%) Analytical Skills
3 2 (6.90%) Computer Science
3 2 (6.90%) User Experience
4 1 (3.45%) Data Structures
4 1 (3.45%) Derivative
4 1 (3.45%) Equity Derivative
4 1 (3.45%) Linux Command Line
4 1 (3.45%) Virtual Team
Operating Systems
1 6 (20.69%) Linux
2 3 (10.34%) Android
3 1 (3.45%) Apple iOS
3 1 (3.45%) Windows
Processes & Methodologies
1 11 (37.93%) Agile Software Development
1 11 (37.93%) Low Latency
2 9 (31.03%) Multithreading
3 8 (27.59%) Algorithmic Trading
3 8 (27.59%) TDD
4 6 (20.69%) FX Algorithmic Trading
4 6 (20.69%) Problem-Solving
5 4 (13.79%) BDD
5 4 (13.79%) Business Intelligence
5 4 (13.79%) Concurrent Programming
5 4 (13.79%) Multithreaded Programming
5 4 (13.79%) Scrum
5 4 (13.79%) Software Engineering
5 4 (13.79%) Test Automation
6 3 (10.34%) Analytics
6 3 (10.34%) Electronic Trading
6 3 (10.34%) ETL
6 3 (10.34%) Functional Programming
6 3 (10.34%) Market Making
7 2 (6.90%) Mobile Development
Programming Languages
1 16 (55.17%) Java
2 6 (20.69%) C#
2 6 (20.69%) JavaScript
2 6 (20.69%) SQL
3 4 (13.79%) Java 8
3 4 (13.79%) T-SQL
4 2 (6.90%) C++
4 2 (6.90%) ES6
4 2 (6.90%) Kotlin
4 2 (6.90%) TypeScript
5 1 (3.45%) PowerShell
5 1 (3.45%) VB
Qualifications
1 2 (6.90%) Computer Science Degree
1 2 (6.90%) Degree
2 1 (3.45%) Numerate Degree
Quality Assurance & Compliance
1 3 (10.34%) QA
2 2 (6.90%) HMG Security Policy Framework
System Software
1 1 (3.45%) Docker
Systems Management
1 1 (3.45%) Ansible
Vendors
1 4 (13.79%) Microsoft
2 2 (6.90%) Atlassian
2 2 (6.90%) Oracle
3 1 (3.45%) Currenex
3 1 (3.45%) Google
3 1 (3.45%) RedGate