Period
to 15 July 2019

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 July 2019.

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 Jul 2019
Same period 2018 Same period 2017
Rank 64 48 35
Rank change year-on-year -16 -13 -5
Contract jobs requiring a Senior Developer 349 467 429
As % of all contract IT jobs advertised in Central London 4.03% 5.00% 5.58%
As % of the Job Titles category 4.28% 5.27% 5.81%
Number of daily rates quoted 315 417 388
Central London median daily rate £550 £550 £550
10th Percentile £434 £425 £413
90th Percentile £675 £718 £688
London median daily rate £550 £538 £525
% change year-on-year +2.33% +2.38% +2.44%
Number of hourly rates quoted 0 0 1
Central London median hourly rate - - £35.50
London median hourly rate - £45.00 £48.00
% change year-on-year - -6.25% -12.73%

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 8,161 8,867 7,388
% of contract IT jobs with a recognized job title 94.34% 94.95% 96.09%
Number of daily rates quoted 6,297 6,869 5,596
Central London median daily rate £513 £500 £485
Median daily rate % change year-on-year +2.50% +3.09% +7.78%
10th Percentile £325 £313 £300
90th Percentile £675 £675 £663
London median daily rate £500 £500 £475
% change year-on-year - +5.26% +5.56%
Number of hourly rates quoted 90 146 93
Central London median hourly rate £21.00 £18.70 £17.00
Median hourly rate % change year-on-year +12.30% +10.00% -10.53%
10th Percentile £11.70 £12.50 £12.50
90th Percentile £56.50 £37.50 £30.07
London median hourly rate £21.00 £21.50 £21.33
% change year-on-year -2.33% +0.82% +12.24%

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 July 2019.

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 July 2019. 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 -22 265 £550 - 142
Southwark -11 26 £525 +10.53%
City of Westminster -11 16 £600 +6.67%
Camden - 6 £550 -
West End of London 0 3 £519 -9.78%
Kensington and Chelsea - 2 £675 -
Senior Developer
London

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

For the 6 months to 15 July 2019, 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.

1 142 (40.69%) Agile Software Development
2 128 (36.68%) TDD
3 127 (36.39%) Java
4 126 (36.10%) Microservices
5 121 (34.67%) JavaScript
6 82 (23.50%) Finance
7 78 (22.35%) Node.js
8 77 (22.06%) Docker
9 68 (19.48%) Amazon AWS
10 64 (18.34%) HTML
11 62 (17.77%) RESTful
12 60 (17.19%) SQL
13 58 (16.62%) .NET
14 57 (16.33%) C#
14 57 (16.33%) E-Commerce
14 57 (16.33%) Microsoft Azure
15 55 (15.76%) Git (software)
16 54 (15.47%) CSS
17 52 (14.90%) AngularJS
18 50 (14.33%) Web Services
19 49 (14.04%) React
20 46 (13.18%) BDD
21 44 (12.61%) Kubernetes
22 43 (12.32%) SDLC
22 43 (12.32%) Spring
23 42 (12.03%) REST
24 40 (11.46%) DevOps
24 40 (11.46%) Banking
25 38 (10.89%) SQL Server
26 36 (10.32%) Scrum

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 12 (3.44%) Apache Spark
2 10 (2.87%) Confluence
3 5 (1.43%) Elasticsearch
4 4 (1.15%) Apache
4 4 (1.15%) Cloud Foundry
5 3 (0.86%) SharePoint
6 2 (0.57%) CMS
6 2 (0.57%) IIS
6 2 (0.57%) Magnolia
6 2 (0.57%) Oracle Workflow
6 2 (0.57%) WebLogic
6 2 (0.57%) WordPress
7 1 (0.29%) BizTalk Server
7 1 (0.29%) Documentum
7 1 (0.29%) Drupal
7 1 (0.29%) JBoss
7 1 (0.29%) Sitecore CMS
7 1 (0.29%) Umbraco
7 1 (0.29%) WebSphere
Applications
1 1 (0.29%) Microsoft Excel
1 1 (0.29%) Microsoft Office
Business Applications
1 4 (1.15%) Dynamics AX
2 3 (0.86%) Dynamics CRM
2 3 (0.86%) Dynamics NAV
3 1 (0.29%) ION MarketView
3 1 (0.29%) NetSuite
3 1 (0.29%) Oracle BPM
Cloud Services
1 68 (19.48%) Amazon AWS
2 57 (16.33%) Microsoft Azure
3 21 (6.02%) Serverless
4 11 (3.15%) AWS Lambda
5 9 (2.58%) Amazon EC2
5 9 (2.58%) Amazon S3
6 8 (2.29%) Google Cloud Platform
6 8 (2.29%) Power Platform
7 7 (2.01%) PaaS
8 6 (1.72%) Amazon CloudWatch
8 6 (1.72%) Amazon Kinesis
8 6 (1.72%) Amazon SQS
8 6 (1.72%) AWS CloudTrail
8 6 (1.72%) Google Analytics
8 6 (1.72%) Virtual Private Cloud
9 5 (1.43%) Amazon ELB
9 5 (1.43%) CloudFront
9 5 (1.43%) GitHub
9 5 (1.43%) OpenShift
9 5 (1.43%) SaaS
Communications & Networking
1 17 (4.87%) HTTP
2 5 (1.43%) Kerberos
3 1 (0.29%) 3GPP
3 1 (0.29%) Internet
3 1 (0.29%) NFC
3 1 (0.29%) SSL
3 1 (0.29%) TCP/IP
3 1 (0.29%) Wireshark
Database & Business Intelligence
1 38 (10.89%) SQL Server
2 25 (7.16%) NoSQL
3 23 (6.59%) MongoDB
4 18 (5.16%) Big Data
5 17 (4.87%) Redis
6 16 (4.58%) Apache Cassandra
6 16 (4.58%) MySQL
7 14 (4.01%) Data Warehouse
8 13 (3.72%) PostgreSQL
8 13 (3.72%) Relational Database
9 11 (3.15%) SQL Server Integration Services
10 9 (2.58%) Amazon RDS
10 9 (2.58%) Data Lake
10 9 (2.58%) Neo4j
10 9 (2.58%) Riak
11 8 (2.29%) Blockchain
11 8 (2.29%) Power BI
11 8 (2.29%) SQL Server 2016
12 6 (1.72%) Hadoop
12 6 (1.72%) Oracle Database
Development Applications
1 55 (15.76%) Git (software)
2 25 (7.16%) Jenkins
3 24 (6.88%) Maven
4 23 (6.59%) Subversion
5 17 (4.87%) webpack
6 15 (4.30%) Cucumber
6 15 (4.30%) JIRA
7 14 (4.01%) Mockito
8 10 (2.87%) JUnit
8 10 (2.87%) TeamCity
9 9 (2.58%) Babel
10 8 (2.29%) Atlassian Bamboo
10 8 (2.29%) gulp
11 7 (2.01%) Bitbucket
12 6 (1.72%) Gradle
12 6 (1.72%) Grunt
12 6 (1.72%) Jasmine
12 6 (1.72%) Team Foundation Server
12 6 (1.72%) Visual Studio
13 5 (1.43%) TestNG
General
1 82 (23.50%) Finance
2 40 (11.46%) Banking
3 23 (6.59%) Front Office
4 14 (4.01%) Retail
5 9 (2.58%) Investment Banking
6 4 (1.15%) Games
6 4 (1.15%) Marketing
7 3 (0.86%) Law
8 1 (0.29%) Automotive
8 1 (0.29%) Billing
8 1 (0.29%) Digital Economy
8 1 (0.29%) Financial Institution
8 1 (0.29%) International Banking
8 1 (0.29%) Legal
8 1 (0.29%) Pharmaceutical
8 1 (0.29%) Publishing
8 1 (0.29%) Retail Banking
8 1 (0.29%) Telecoms
Libraries, Frameworks & Software Standards
1 78 (22.35%) Node.js
2 64 (18.34%) HTML
3 62 (17.77%) RESTful
4 58 (16.62%) .NET
5 54 (15.47%) CSS
6 52 (14.90%) AngularJS
7 50 (14.33%) Web Services
8 49 (14.04%) React
9 43 (12.32%) Spring
10 42 (12.03%) REST
11 30 (8.60%) Spring Boot
12 28 (8.02%) GraphQL
13 21 (6.02%) HTML5
13 21 (6.02%) Redux
14 20 (5.73%) ASP.NET
15 17 (4.87%) Kafka
16 16 (4.58%) jQuery
17 15 (4.30%) ASP.NET Web API
17 15 (4.30%) JSON
17 15 (4.30%) Sass
Miscellaneous
1 32 (9.17%) Mobile App
2 28 (8.02%) Greenfield Project
3 14 (4.01%) Hedge funds
3 14 (4.01%) User Experience
4 11 (3.15%) Foreign Exchange (FX)
5 9 (2.58%) Fixed Income
6 8 (2.29%) Data Protection Act
7 7 (2.01%) Enterprise Software
8 6 (1.72%) Analytical Skills
9 5 (1.43%) Equities
10 4 (1.15%) Algorithms
10 4 (1.15%) Data Structures
10 4 (1.15%) Derivative
11 3 (0.86%) Credit Risk
11 3 (0.86%) Market Risk
11 3 (0.86%) Virtual Team
12 2 (0.57%) Data Centre
12 2 (0.57%) Equity Derivative
12 2 (0.57%) Video\Live Streaming
13 1 (0.29%) Social Media
Operating Systems
1 24 (6.88%) Linux
2 16 (4.58%) Unix
3 14 (4.01%) Apple iOS
4 13 (3.72%) Android
5 8 (2.29%) Mac OS X
6 3 (0.86%) Windows
7 1 (0.29%) Mac OS
7 1 (0.29%) tvOS
Processes & Methodologies
1 142 (40.69%) Agile Software Development
2 128 (36.68%) TDD
3 126 (36.10%) Microservices
4 57 (16.33%) E-Commerce
5 46 (13.18%) BDD
6 43 (12.32%) SDLC
7 40 (11.46%) DevOps
8 36 (10.32%) Scrum
9 35 (10.03%) Continuous Integration
10 32 (9.17%) Fintech
10 32 (9.17%) Test Automation
11 29 (8.31%) Software Engineering
11 29 (8.31%) Web Development
12 27 (7.74%) Pair Programming
13 24 (6.88%) MVC
14 23 (6.59%) Front End Development
15 22 (6.30%) Analytics
16 18 (5.16%) Continuous Delivery
16 18 (5.16%) OO
17 16 (4.58%) Migration
Programming Languages
1 127 (36.39%) Java
2 121 (34.67%) JavaScript
3 60 (17.19%) SQL
4 57 (16.33%) C#
5 34 (9.74%) Java 8
6 29 (8.31%) Python
7 25 (7.16%) ES6
8 24 (6.88%) TypeScript
9 22 (6.30%) Scala
10 16 (4.58%) Kotlin
11 13 (3.72%) Apple Swift
11 13 (3.72%) T-SQL
12 7 (2.01%) Ruby
13 6 (1.72%) C++
13 6 (1.72%) Go
13 6 (1.72%) Objective-C
13 6 (1.72%) PHP
14 5 (1.43%) PowerShell
15 4 (1.15%) Perl
16 3 (0.86%) JSX
Qualifications
1 11 (3.15%) Degree
2 7 (2.01%) Security Cleared
3 6 (1.72%) Computer Science Degree
3 6 (1.72%) SC Cleared
4 2 (0.57%) BPSS Clearance
5 1 (0.29%) Master's Degree
Quality Assurance & Compliance
1 6 (1.72%) QA
2 5 (1.43%) PCI DSS
3 3 (0.86%) Data Quality
4 1 (0.29%) Solvency II
System Software
1 77 (22.06%) Docker
2 1 (0.29%) Active Directory
Systems Management
1 44 (12.61%) Kubernetes
2 15 (4.30%) Terraform
3 10 (2.87%) Ansible
4 5 (1.43%) Grafana
5 2 (0.57%) Puppet
6 1 (0.29%) Docker Swarm
6 1 (0.29%) Kibana
6 1 (0.29%) Prometheus
6 1 (0.29%) rkt
6 1 (0.29%) Single Sign-On
Vendors
1 25 (7.16%) Microsoft
2 15 (4.30%) Oracle
3 13 (3.72%) Google
4 6 (1.72%) Tableau
5 5 (1.43%) hybris
6 4 (1.15%) MuleSoft
7 3 (0.86%) Telerik
8 2 (0.57%) IBM
8 2 (0.57%) New Relic
8 2 (0.57%) Salesforce.com
8 2 (0.57%) SAP
8 2 (0.57%) TIBCO
9 1 (0.29%) Calypso
9 1 (0.29%) EMC
9 1 (0.29%) Informatica
9 1 (0.29%) MapR
9 1 (0.29%) Pardot
9 1 (0.29%) Pega
9 1 (0.29%) Sitecore
9 1 (0.29%) VMware