Period
to 15 October 2018

The median contractor rate for a Senior Developer was £550 per day in advertised job vacancies in Central London during the 6 months to 15 October 2018.

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
15 Oct 2018
Same period 2017 Same period 2016
Rank 37 37 33
Rank change year-on-year 0 -4 +15
Contract jobs requiring a Senior Developer 514 428 484
As % of all contract IT jobs advertised in Central London 5.65% 5.36% 5.99%
As % of the Job Titles category 5.93% 5.65% 6.26%
Number of daily rates quoted 438 385 445
Central London median daily rate £550 £575 £533
Median daily rate % change year-on-year -4.35% +7.98% +1.43%
10th Percentile £429 £427 £408
90th Percentile £713 £725 £669
London median daily rate £550 £540 £500
% change year-on-year +1.85% +8.00% -
Number of hourly rates quoted 0 1 0
Central London median hourly rate - £35.50 -
London median hourly rate £42.50 £45.00 £46.50
% change year-on-year -5.56% -3.23% -

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 8,673 7,575 7,737
% of contract IT jobs with a recognized job title 95.36% 94.91% 95.75%
Number of daily rates quoted 6,723 5,810 6,019
Central London median daily rate £500 £500 £464
Median daily rate % change year-on-year +0.10% +7.77% +3.00%
10th Percentile £311 £311 £305
90th Percentile £675 £675 £650
London median daily rate £500 £488 £450
% change year-on-year +2.56% +8.33% -
Number of hourly rates quoted 145 107 88
Central London median hourly rate £18.70 £18.10 £17.50
Median hourly rate % change year-on-year +3.31% +3.43% -2.78%
10th Percentile £13.00 £12.18 £11.25
90th Percentile £31.20 £31.75 £51.59
London median hourly rate £19.00 £20.50 £19.03
% change year-on-year -7.32% +7.72% +0.16%

Senior Developer
Job Vacancy Trend in Central London

Job postings that featured Senior Developer in the job title as a percentage 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

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

Contractor daily rate trend for Senior Developer in Central London

Senior Developer
Contractor Daily Rate Histogram in Central London

The daily rate distribution of IT jobs citing Senior Developer in Central London over the 6 months to 15 October 2018.

Contractor daily rate histogram for Senior Developer in Central London

Senior Developer
Contractor Hourly Rate Trend in Central London

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing Senior Developer in Central London.

Contractor 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 15 October 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 0 401 £575 - 187
West End of London -19 16 £581 +29.17% 34
Southwark - 7 £575 -
City of Westminster +4 6 £600 +33.33%
Camden - 4 £475 -
Senior Developer
London

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

For the 6 months to 15 October 2018, 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.

1 199 (38.72%) Java
2 190 (36.96%) Agile Software Development
3 182 (35.41%) Finance
4 161 (31.32%) TDD
5 150 (29.18%) JavaScript
6 119 (23.15%) C#
7 109 (21.21%) .NET
8 107 (20.82%) Banking
9 95 (18.48%) Microservices
10 91 (17.70%) Docker
11 88 (17.12%) SQL
12 86 (16.73%) Amazon AWS
13 79 (15.37%) HTML
14 78 (15.18%) React
14 78 (15.18%) Java 8
15 76 (14.79%) AngularJS
16 75 (14.59%) Node.js
17 74 (14.40%) CSS
18 65 (12.65%) SQL Server
19 64 (12.45%) Python
19 64 (12.45%) Front End Development
20 62 (12.06%) BDD
21 61 (11.87%) Front Office
22 60 (11.67%) REST
22 60 (11.67%) Microsoft Azure
22 60 (11.67%) Git (software)
23 58 (11.28%) Electronic Trading
24 57 (11.09%) Continuous Integration
25 56 (10.89%) E-Commerce
26 55 (10.70%) OO

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 28 (5.45%) Apache Spark
2 15 (2.92%) Elasticsearch
3 13 (2.53%) Apache
4 11 (2.14%) CMS
5 5 (0.97%) Apache Airflow
5 5 (0.97%) Apache Pig
5 5 (0.97%) IIS
5 5 (0.97%) Oracle Coherence
5 5 (0.97%) Oracle SOA Suite
6 4 (0.78%) Confluence
6 4 (0.78%) SharePoint
6 4 (0.78%) Tomcat
6 4 (0.78%) WebSphere
7 3 (0.58%) Cloud Foundry
7 3 (0.58%) WebLogic
7 3 (0.58%) WordPress
8 2 (0.39%) OpenStack
9 1 (0.19%) Jetty
9 1 (0.19%) NServiceBus
9 1 (0.19%) Umbraco
Applications
1 9 (1.75%) Microsoft Excel
2 5 (0.97%) Spreadsheet
3 4 (0.78%) InVision
4 2 (0.39%) Acrobat
4 2 (0.39%) Photoshop
4 2 (0.39%) Snapchat
5 1 (0.19%) Microsoft Office
5 1 (0.19%) Microsoft PowerPoint
5 1 (0.19%) MS Visio
Business Applications
1 6 (1.17%) ION MarketView
2 3 (0.58%) Dynamics CRM
3 2 (0.39%) thinkFolio
4 1 (0.19%) Dynamics AX
4 1 (0.19%) PeopleSoft HCM
4 1 (0.19%) PeopleSoft HRMS
4 1 (0.19%) SAP Hybris
Cloud Services
1 86 (16.73%) Amazon AWS
2 60 (11.67%) Microsoft Azure
3 20 (3.89%) Amazon SQS
3 20 (3.89%) Serverless
4 18 (3.50%) AWS Lambda
5 15 (2.92%) Google Cloud Platform
6 9 (1.75%) Heroku
6 9 (1.75%) PaaS
7 6 (1.17%) IaaS
8 5 (0.97%) GitHub
9 4 (0.78%) Adobe Creative Cloud
9 4 (0.78%) Amazon Kinesis
10 3 (0.58%) Google Play
10 3 (0.58%) npm
10 3 (0.58%) Runscope
11 2 (0.39%) Amazon EC2
11 2 (0.39%) Amazon S3
11 2 (0.39%) Cloud Computing
11 2 (0.39%) Dynamics 365
11 2 (0.39%) Google App Engine
Communications & Networking
1 14 (2.72%) HTTP
2 10 (1.95%) TCP/IP
3 8 (1.56%) DNS
3 8 (1.56%) FTP
3 8 (1.56%) SSL
4 2 (0.39%) Internet
5 1 (0.19%) DVB
Database & Business Intelligence
1 65 (12.65%) SQL Server
2 47 (9.14%) NoSQL
3 36 (7.00%) Big Data
4 35 (6.81%) MySQL
5 31 (6.03%) MongoDB
6 30 (5.84%) Hadoop
7 22 (4.28%) Relational Database
8 19 (3.70%) Amazon DynamoDB
8 19 (3.70%) Apache Cassandra
8 19 (3.70%) SQL Server Integration Services
9 16 (3.11%) SQL Server Reporting Services
10 15 (2.92%) PostgreSQL
11 12 (2.33%) Power BI
12 10 (1.95%) Data Warehouse
12 10 (1.95%) SQL Server 2012
12 10 (1.95%) SQL Server Analysis Services
13 9 (1.75%) Oracle Database
13 9 (1.75%) RDBMS
14 6 (1.17%) Redis
15 5 (0.97%) Apache Hive
Development Applications
1 60 (11.67%) Git (software)
2 24 (4.67%) gulp
3 23 (4.47%) Jenkins
4 19 (3.70%) Maven
5 16 (3.11%) Jasmine
6 14 (2.72%) webpack
7 13 (2.53%) Gradle
7 13 (2.53%) JUnit
8 11 (2.14%) Grunt
8 11 (2.14%) NUnit
8 11 (2.14%) Selenium
9 10 (1.95%) JIRA
9 10 (1.95%) Mockito
10 9 (1.75%) Cucumber
11 8 (1.56%) GitLab
11 8 (1.56%) Protractor
12 7 (1.36%) Karma Test Runner
12 7 (1.36%) Mocha
12 7 (1.36%) Moq
12 7 (1.36%) Subversion
General
1 182 (35.41%) Finance
2 107 (20.82%) Banking
3 61 (11.87%) Front Office
4 27 (5.25%) Investment Banking
5 20 (3.89%) Advertising
6 12 (2.33%) Marketing
7 11 (2.14%) Games
8 9 (1.75%) Law
9 8 (1.56%) Publishing
9 8 (1.56%) Telecoms
10 7 (1.36%) Pharmaceutical
11 6 (1.17%) Retail
12 3 (0.58%) Billing
12 3 (0.58%) Multimedia
13 2 (0.39%) Digital Economy
14 1 (0.19%) Financial Institution
14 1 (0.19%) Legal
Libraries, Frameworks & Software Standards
1 109 (21.21%) .NET
2 79 (15.37%) HTML
3 78 (15.18%) React
4 76 (14.79%) AngularJS
5 75 (14.59%) Node.js
6 74 (14.40%) CSS
7 60 (11.67%) REST
8 55 (10.70%) Spring
9 47 (9.14%) Web Services
10 46 (8.95%) RESTful
11 43 (8.37%) Spring Boot
12 36 (7.00%) HTML5
12 36 (7.00%) Redux
13 35 (6.81%) Kafka
14 26 (5.06%) jQuery
15 25 (4.86%) JSON
16 24 (4.67%) JMS
17 23 (4.47%) GraphQL
18 19 (3.70%) .NET Framework
18 19 (3.70%) Symfony
Miscellaneous
1 45 (8.75%) Foreign Exchange (FX)
2 36 (7.00%) Computer Science
3 34 (6.61%) Greenfield Project
3 34 (6.61%) User Experience
4 29 (5.64%) Mobile App
5 27 (5.25%) Market Risk
6 25 (4.86%) Derivative
7 22 (4.28%) Fintech
8 18 (3.50%) Fixed Income
9 14 (2.72%) Algorithms
10 13 (2.53%) Credit Risk
10 13 (2.53%) Data Structures
11 10 (1.95%) Equities
12 9 (1.75%) Device Driver
12 9 (1.75%) Embedded Systems
13 7 (1.36%) Analytical Skills
14 6 (1.17%) Enterprise Software
14 6 (1.17%) Self-Motivation
15 5 (0.97%) Hedge funds
16 4 (0.78%) W3C
Operating Systems
1 49 (9.53%) Linux
2 19 (3.70%) Android
3 15 (2.92%) Apple iOS
4 8 (1.56%) Windows
5 5 (0.97%) Unix
6 3 (0.58%) Red Hat Enterprise Linux
6 3 (0.58%) Windows Server
7 2 (0.39%) Oracle Linux
8 1 (0.19%) Mac OS X
8 1 (0.19%) VMS
Processes & Methodologies
1 190 (36.96%) Agile Software Development
2 161 (31.32%) TDD
3 95 (18.48%) Microservices
4 64 (12.45%) Front End Development
5 62 (12.06%) BDD
6 58 (11.28%) Electronic Trading
7 57 (11.09%) Continuous Integration
8 56 (10.89%) E-Commerce
9 55 (10.70%) OO
9 55 (10.70%) Scrum
10 54 (10.51%) Software Engineering
11 41 (7.98%) DevOps
12 39 (7.59%) Multithreading
12 39 (7.59%) Unit Testing
13 38 (7.39%) Low Latency
14 37 (7.20%) Test Automation
15 36 (7.00%) MVC
16 31 (6.03%) Problem-Solving
17 26 (5.06%) Business Intelligence
18 23 (4.47%) Pair Programming
Programming Languages
1 199 (38.72%) Java
2 150 (29.18%) JavaScript
3 119 (23.15%) C#
4 88 (17.12%) SQL
5 78 (15.18%) Java 8
6 64 (12.45%) Python
7 42 (8.17%) TypeScript
8 31 (6.03%) Scala
9 28 (5.45%) PHP
10 25 (4.86%) ES6
11 17 (3.31%) Kotlin
11 17 (3.31%) T-SQL
12 13 (2.53%) C++
13 12 (2.33%) PHP 7
13 12 (2.33%) Ruby
14 8 (1.56%) VBA
15 7 (1.36%) Go
15 7 (1.36%) Shell Script
16 6 (1.17%) Perl
16 6 (1.17%) PL/SQL
Qualifications
1 39 (7.59%) Degree
2 11 (2.14%) Computer Science Degree
3 3 (0.58%) Master's Degree
4 2 (0.39%) SC Cleared
4 2 (0.39%) Security Cleared
5 1 (0.19%) BPSS Clearance
5 1 (0.19%) RHCE
Quality Assurance & Compliance
1 11 (2.14%) QA
2 4 (0.78%) WCAG
3 2 (0.39%) Data Quality
4 1 (0.19%) MiFID
System Software
1 91 (17.70%) Docker
2 5 (0.97%) HDFS
3 1 (0.19%) Active Directory
Systems Management
1 50 (9.73%) Kubernetes
2 17 (3.31%) Ansible
3 14 (2.72%) Puppet
4 8 (1.56%) Docker Swarm
5 7 (1.36%) Terraform
6 4 (0.78%) HockeyApp
6 4 (0.78%) Opscode Chef
7 3 (0.58%) Grafana
7 3 (0.58%) Graphite
7 3 (0.58%) linkerd
7 3 (0.58%) Packer
7 3 (0.58%) Prometheus
8 1 (0.19%) Istio
8 1 (0.19%) rkt
Vendors
1 33 (6.42%) Oracle
2 23 (4.47%) TIBCO
3 22 (4.28%) Microsoft
4 19 (3.70%) Google
5 9 (1.75%) Sybase
6 8 (1.56%) ION Trading
7 7 (1.36%) Salesforce.com
8 6 (1.17%) Adobe
8 6 (1.17%) Escenic
8 6 (1.17%) Progress
9 5 (0.97%) Tableau
10 3 (0.58%) Apple
10 3 (0.58%) Dynatrace
10 3 (0.58%) MapR
10 3 (0.58%) Xamarin
11 2 (0.39%) AppDynamics
11 2 (0.39%) Charles River
11 2 (0.39%) Kony
11 2 (0.39%) MuleSoft
11 2 (0.39%) Solace