Period
to 24 May 2020

The median contractor rate for a Senior Developer was £563 per day in advertised job vacancies in Central London during the 6 months to 24 May 2020.

The first table below provides contractor rate benchmarking and summary statistics including a comparison to 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.

Senior Developer
London > Central London
6 months to
24 May 2020
Same period 2019 Same period 2018
Rank 64 53 47
Rank change year-on-year -11 -6 -11
Contract jobs requiring a Senior Developer 123 374 450
As % of all contract jobs advertised in Central London 3.15% 4.40% 4.92%
As % of the Job Titles category 3.37% 4.67% 5.19%
Number of daily rates quoted 87 334 417
Median daily rate £563 £550 £550
Median daily rate % change year-on-year +2.27% - -
10th Percentile £425 £427 £425
90th Percentile £735 £712 £725
London median daily rate £550 £550 £525
% change year-on-year - +4.76% -
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
London median hourly rate - £45.00 £45.00

The following table is for comparison with the above and includes summary statistics for all contract IT job vacancies advertised in Central London. Most job vacancies include a discernible job title that can be normalized. As such, the figures in the second row provide an indication of the number of contract jobs in our overall sample.

All Contract IT Job Vacancies
Central London
Contract vacancies in Central London with a recognized job title 3,655 8,003 8,675
% of contract IT jobs with a recognized job title 93.69% 94.20% 94.85%
Number of daily rates quoted 2,617 6,080 6,735
Median daily rate £500 £513 £500
Median daily rate % change year-on-year -2.44% +2.50% +5.26%
10th Percentile £294 £319 £313
90th Percentile £675 £668 £675
London median daily rate £500 £500 £500
Number of hourly rates quoted 77 85 141
Median hourly rate £32.50 £20.65 £18.70
Median hourly rate % change year-on-year +57.42% +10.40% +10.55%
10th Percentile £12.65 £11.95 £12.00
90th Percentile £49.15 £53.55 £38.75
Median hourly rate £35.00 £21.50 £21.50
% change year-on-year +62.79% - -4.44%

Senior Developer
Job Vacancy Trend in Central London

Job postings that featured Senior Developer in the job title as a proportion of all IT jobs advertised in Central London.

Job vacancy trend for Senior Developer in Central London

Senior Developer
Contractor Daily Rate Trend in Central London

3-month moving average daily rate quoted in jobs citing Senior Developer in Central London.

Daily rate trend for Senior Developer in Central London

Senior Developer
Daily Rate Histogram in Central London

Daily rate distribution for jobs citing Senior Developer in Central London over the 6 months to 24 May 2020.

Daily rate histogram for Senior Developer in Central London

Senior Developer
Contractor Hourly Rate Trend in Central London

3-month moving average hourly rates quoted in jobs citing Senior Developer in Central London.

Hourly rate trend for Senior Developer in Central London

Senior Developer
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 Senior Developer within the Central London region over the 6 months to 24 May 2020. 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 -32 71 £600 +9.05% 55
City of Westminster +17 6 £600 -
West End of London +19 3 £600 +9.09%
Camden -2 1 £721 +37.33%
Senior Developer
London

Senior Developer Skill Set
Top 30 Co-occurring IT Skills in Central London

For the 6 months to 24 May 2020, Senior Developer contract jobs required the following IT 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 featuring Senior Developer in the job title.

1 61 (49.59%) Agile Software Development
2 47 (38.21%) JavaScript
3 38 (30.89%) Finance
4 34 (27.64%) Node.js
5 33 (26.83%) CSS
6 32 (26.02%) React
7 28 (22.76%) Java
8 27 (21.95%) SQL
9 26 (21.14%) Azure
10 24 (19.51%) AWS
11 21 (17.07%) Redux
12 20 (16.26%) GraphQL
12 20 (16.26%) Kubernetes
13 19 (15.45%) .NET
13 19 (15.45%) Python
13 19 (15.45%) TDD
14 18 (14.63%) Docker
14 18 (14.63%) User Experience
14 18 (14.63%) Problem-Solving
15 17 (13.82%) Microservices
15 17 (13.82%) TypeScript
15 17 (13.82%) Pair Programming
15 17 (13.82%) Banking
15 17 (13.82%) HTML
16 16 (13.01%) C#
16 16 (13.01%) Analytical Skills
17 15 (12.20%) SQL Server
18 14 (11.38%) Test Automation
18 14 (11.38%) Computer Science
19 13 (10.57%) NoSQL

Senior Developer Skill Set
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 7 (5.69%) Elasticsearch
2 4 (3.25%) Apache Spark
3 3 (2.44%) WordPress
4 1 (0.81%) Apache
4 1 (0.81%) Drupal
4 1 (0.81%) SharePoint
Applications
1 4 (3.25%) Microsoft Excel
Cloud Services
1 26 (21.14%) Azure
2 24 (19.51%) AWS
3 11 (8.94%) GCP
4 7 (5.69%) AWS Lambda
4 7 (5.69%) Heroku
4 7 (5.69%) Serverless
5 4 (3.25%) GitHub
6 3 (2.44%) Azure Functions
6 3 (2.44%) Power Platform
7 2 (1.63%) npm
8 1 (0.81%) Amazon EC2
8 1 (0.81%) Amazon S3
8 1 (0.81%) Azure Data Factory
8 1 (0.81%) Data Lake Analytics
8 1 (0.81%) Firebase
8 1 (0.81%) SaaS
Communications & Networking
1 2 (1.63%) Multicast
2 1 (0.81%) AMQP
Database & Business Intelligence
1 15 (12.20%) SQL Server
2 13 (10.57%) NoSQL
3 11 (8.94%) Data Warehouse
4 10 (8.13%) PostgreSQL
5 8 (6.50%) MongoDB
5 8 (6.50%) Relational Database
6 6 (4.88%) MySQL
6 6 (4.88%) SQL Server Analysis Services
7 5 (4.07%) SQL Server Reporting Services
8 4 (3.25%) Big Data
8 4 (3.25%) SQL Server Integration Services
9 3 (2.44%) Apache Cassandra
9 3 (2.44%) Power BI
9 3 (2.44%) RDBMS
9 3 (2.44%) Redis
9 3 (2.44%) Spotfire
9 3 (2.44%) SQL Server 2012
10 2 (1.63%) Flink
10 2 (1.63%) Hadoop
11 1 (0.81%) QlikView
Development Applications
1 8 (6.50%) webpack
2 5 (4.07%) Cypress.io
2 5 (4.07%) GitLab
2 5 (4.07%) Mockito
3 4 (3.25%) Selenium
4 3 (2.44%) Cucumber
4 3 (2.44%) Git (software)
4 3 (2.44%) JIRA
4 3 (2.44%) Mocha
5 2 (1.63%) Atlassian Bamboo
5 2 (1.63%) Bitbucket
5 2 (1.63%) Flyway
5 2 (1.63%) Jenkins
5 2 (1.63%) minitest
5 2 (1.63%) RSpec
5 2 (1.63%) Sourcetree
5 2 (1.63%) Visual Studio
6 1 (0.81%) JConsole
6 1 (0.81%) Octopus Deploy
6 1 (0.81%) VisualVM
General
1 38 (30.89%) Finance
2 17 (13.82%) Banking
3 12 (9.76%) Front Office
4 5 (4.07%) Investment Banking
5 3 (2.44%) Marketing
6 2 (1.63%) Advertising
6 2 (1.63%) Games
6 2 (1.63%) Retail
7 1 (0.81%) Back Office
7 1 (0.81%) Financial Institution
7 1 (0.81%) Law
7 1 (0.81%) Legal
7 1 (0.81%) Public Sector
7 1 (0.81%) Telecoms
Libraries, Frameworks & Software Standards
1 34 (27.64%) Node.js
2 33 (26.83%) CSS
3 32 (26.02%) React
4 21 (17.07%) Redux
5 20 (16.26%) GraphQL
6 19 (15.45%) .NET
7 17 (13.82%) HTML
8 12 (9.76%) Jest
9 10 (8.13%) Spring
10 8 (6.50%) AngularJS
10 8 (6.50%) RESTful
10 8 (6.50%) Web Services
11 5 (4.07%) .NET Framework
11 5 (4.07%) ASP.NET
11 5 (4.07%) Kafka
11 5 (4.07%) Spring Boot
11 5 (4.07%) Vue.js
12 4 (3.25%) .NET Core
12 4 (3.25%) Hibernate
12 4 (3.25%) REST
Miscellaneous
1 18 (14.63%) User Experience
2 16 (13.01%) Analytical Skills
3 11 (8.94%) Algorithms
3 11 (8.94%) Data Structures
4 8 (6.50%) Greenfield Project
5 7 (5.69%) Foreign Exchange (FX)
6 4 (3.25%) Fixed Income
7 3 (2.44%) Hedge funds
7 3 (2.44%) Mobile App
8 1 (0.81%) BYOD
8 1 (0.81%) Cloud Native
8 1 (0.81%) Credit Risk
8 1 (0.81%) Cyberthreat
8 1 (0.81%) Derivative
8 1 (0.81%) Enterprise Software
8 1 (0.81%) Equities
8 1 (0.81%) Equity Derivative
8 1 (0.81%) NHS
8 1 (0.81%) Public Cloud
8 1 (0.81%) Self-Motivation
Operating Systems
1 8 (6.50%) Linux
2 7 (5.69%) Apple iOS
3 5 (4.07%) Unix
3 5 (4.07%) Windows
4 4 (3.25%) Android
5 2 (1.63%) Mac OS X
6 1 (0.81%) Windows Server
Processes & Methodologies
1 61 (49.59%) Agile Software Development
2 19 (15.45%) TDD
3 18 (14.63%) Problem-Solving
4 17 (13.82%) Microservices
4 17 (13.82%) Pair Programming
5 14 (11.38%) Computer Science
5 14 (11.38%) Test Automation
6 13 (10.57%) OO
7 12 (9.76%) Analytics
7 12 (9.76%) DevOps
7 12 (9.76%) OOD
8 11 (8.94%) E-Commerce
8 11 (8.94%) Visualisation
9 10 (8.13%) BDD
10 9 (7.32%) Low-Fidelity Prototypes
10 9 (7.32%) Technical Debt
10 9 (7.32%) Wireframes
11 8 (6.50%) Front End Development
12 7 (5.69%) API Design
12 7 (5.69%) Low Latency
Programming Languages
1 47 (38.21%) JavaScript
2 28 (22.76%) Java
3 27 (21.95%) SQL
4 19 (15.45%) Python
5 17 (13.82%) TypeScript
6 16 (13.01%) C#
7 9 (7.32%) Ruby
8 8 (6.50%) ES6
9 6 (4.88%) Scala
10 5 (4.07%) PHP
11 4 (3.25%) Apple Swift
11 4 (3.25%) Java 8
11 4 (3.25%) Perl
11 4 (3.25%) VBA
12 3 (2.44%) Bash Shell
12 3 (2.44%) C++
12 3 (2.44%) Go
12 3 (2.44%) Kotlin
12 3 (2.44%) Objective-C
12 3 (2.44%) T-SQL
Qualifications
1 5 (4.07%) Security Cleared
2 4 (3.25%) SC Cleared
3 3 (2.44%) Degree
4 1 (0.81%) BC Cleared
4 1 (0.81%) BPSS Clearance
4 1 (0.81%) Computer Science Degree
Quality Assurance & Compliance
1 5 (4.07%) QA
2 1 (0.81%) Data Quality
System Software
1 18 (14.63%) Docker
2 1 (0.81%) Active Directory
Systems Management
1 20 (16.26%) Kubernetes
2 10 (8.13%) Terraform
3 2 (1.63%) Ansible
4 1 (0.81%) Kibana
4 1 (0.81%) logstash
Vendors
1 10 (8.13%) Microsoft
2 6 (4.88%) Google
3 5 (4.07%) Oracle
4 3 (2.44%) Facebook
5 2 (1.63%) MuleSoft
5 2 (1.63%) Tableau
5 2 (1.63%) Telerik
6 1 (0.81%) Okta
6 1 (0.81%) Salesforce.com
6 1 (0.81%) Sybase
6 1 (0.81%) Workday