Period
to 17 February 2018

The median contractor rate for a Senior Developer was £575 per day in advertised job vacancies in the City of London during the 6 months to 17 February 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
Central London > City of London
6 months to
17 Feb 2018
Same period 2017 Same period 2016
Rank 41 34 42
Rank change year-on-year -7 +8 +9
Contract jobs requiring a Senior Developer 367 355 292
As % of all contract IT jobs advertised in the City of London 5.20% 5.76% 4.33%
As % of the Job Titles category 5.51% 6.04% 4.52%
Number of daily rates quoted 332 323 267
City of London median daily rate £575 £550 £525
Median daily rate % change year-on-year +4.55% +4.76% +5.00%
10th Percentile £430 £413 £363
90th Percentile £775 £675 £675
Central London median daily rate £553 £550 £513
% change year-on-year +0.45% +7.32% +2.50%
Number of hourly rates quoted 1 0 2
City of London median hourly rate £65.00 - £55.00
10th Percentile £62.50 - £50.00
90th Percentile £67.50 - £60.00
Central London median hourly rate £65.00 - £55.00

The following table is for comparison with the above and includes summary statistics for all contract IT job vacancies advertised in the City of 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
City of London
Contract vacancies in the City of London with a recognized job title 6,658 5,878 6,459
% of contract IT jobs with a recognized job title 94.32% 95.44% 95.79%
Number of daily rates quoted 5,295 4,654 5,105
City of London median daily rate £500 £475 £475
Median daily rate % change year-on-year +5.26% - +8.57%
10th Percentile £313 £313 £280
90th Percentile £688 £663 £650
Central London median daily rate £500 £475 £450
% change year-on-year +5.26% +5.56% +4.65%
Number of hourly rates quoted 97 73 102
City of London median hourly rate £16.00 £18.00 £19.99
Median hourly rate % change year-on-year -11.11% -9.95% +14.23%
10th Percentile £11.25 £12.55 £11.50
90th Percentile £31.00 £54.03 £41.70
Central London median hourly rate £18.00 £17.47 £19.50
% change year-on-year +3.03% -10.41% +11.75%

Senior Developer
Job Vacancy Trend in the City of London

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

Job vacancy trend for Senior Developer in the City of London

Senior Developer
Contractor Daily Rate Trend in the City of London

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

Contractor daily rate trend for Senior Developer in the City of London

Senior Developer
Contractor Daily Rate Histogram in the City of London

The daily rate distribution of IT jobs citing Senior Developer in the City of London over the 6 months to 17 February 2018.

Contractor daily rate histogram for Senior Developer in the City of London

Senior Developer
Contractor Hourly Rate Trend in the City of London

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

Contractor hourly rate trend for Senior Developer in the City of London

Senior Developer Skill Set
Top 30 Co-occurring IT Skills in the City of London

For the 6 months to 17 February 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 City of London region featuring Senior Developer in the job title.

1 216 (58.86%) Java
2 177 (48.23%) Finance
3 168 (45.78%) Agile Software Development
4 162 (44.14%) Banking
5 124 (33.79%) TDD
6 82 (22.34%) C#
7 75 (20.44%) Python
7 75 (20.44%) Front Office
8 70 (19.07%) JavaScript
9 69 (18.80%) SQL Server
10 66 (17.98%) .NET
11 65 (17.71%) SQL
11 65 (17.71%) Electronic Trading
12 63 (17.17%) Linux
13 53 (14.44%) Foreign Exchange (FX)
14 46 (12.53%) HTML
15 45 (12.26%) Spring
15 45 (12.26%) BDD
16 44 (11.99%) REST
17 42 (11.44%) MVC
18 41 (11.17%) Multithreading
18 41 (11.17%) AngularJS
18 41 (11.17%) Microservices
19 40 (10.90%) Relational Database
20 38 (10.35%) Git (software)
20 38 (10.35%) SDLC
21 37 (10.08%) Continuous Integration
21 37 (10.08%) Derivative
21 37 (10.08%) CSS
22 36 (9.81%) FIX Protocol

Senior Developer Skill Set
Co-occurring IT Skills in the City of 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 8 (2.18%) Elasticsearch
2 6 (1.63%) GemFire
3 5 (1.36%) IIS
4 4 (1.09%) Confluence
4 4 (1.09%) SharePoint
4 4 (1.09%) WordPress
5 3 (0.82%) Apache Spark
5 3 (0.82%) Mule
5 3 (0.82%) Oracle Coherence
5 3 (0.82%) WebSphere
6 2 (0.54%) Apache Solr
6 2 (0.54%) JBoss
6 2 (0.54%) MQSeries
6 2 (0.54%) WebSphere Application Server
7 1 (0.27%) Cloud Foundry
7 1 (0.27%) Drupal
7 1 (0.27%) nginx
7 1 (0.27%) NServiceBus
7 1 (0.27%) TIBCO ActiveMatrix
7 1 (0.27%) Tornado
Applications
1 2 (0.54%) Microsoft Excel
2 1 (0.27%) Spreadsheet
Business Applications
1 26 (7.08%) ION MarketView
2 3 (0.82%) Summit
3 2 (0.54%) SunGard GMI
4 1 (0.27%) BusinessWorks
4 1 (0.27%) Endur
Cloud Services
1 34 (9.26%) Amazon AWS
2 31 (8.45%) Microsoft Azure
3 8 (2.18%) GitHub
4 6 (1.63%) npm
5 4 (1.09%) AWS CloudFormation
5 4 (1.09%) Yarn
6 3 (0.82%) Amazon EC2
6 3 (0.82%) SaaS
7 2 (0.54%) PaaS
8 1 (0.27%) Amazon SQS
8 1 (0.27%) Bluemix
8 1 (0.27%) Cloud Computing
8 1 (0.27%) Google Cloud Platform
8 1 (0.27%) IBM Cloud
Communications & Networking
1 9 (2.45%) HTTP
2 4 (1.09%) Bluetooth
2 4 (1.09%) Intranet
3 3 (0.82%) AMQP
4 2 (0.54%) FIX Connectivity
4 2 (0.54%) Internet
5 1 (0.27%) HTTPS
5 1 (0.27%) NFC
5 1 (0.27%) SMS
5 1 (0.27%) TCP/IP
Database & Business Intelligence
1 69 (18.80%) SQL Server
2 40 (10.90%) Relational Database
3 36 (9.81%) KDB
4 31 (8.45%) RDBMS
5 22 (5.99%) NoSQL
6 13 (3.54%) Hazelcast
6 13 (3.54%) MySQL
7 10 (2.72%) MongoDB
7 10 (2.72%) SQL Server Integration Services
7 10 (2.72%) SQL Server Reporting Services
8 9 (2.45%) Big Data
8 9 (2.45%) SQL Server 2012
9 8 (2.18%) SQL Server Analysis Services
10 7 (1.91%) MS Access
10 7 (1.91%) OLAP
10 7 (1.91%) PerformancePoint
11 6 (1.63%) Blockchain
11 6 (1.63%) Kdb+
11 6 (1.63%) SQL Server 2008
12 5 (1.36%) Apache Cassandra
Development Applications
1 38 (10.35%) Git (software)
2 33 (8.99%) Maven
3 20 (5.45%) Jenkins
4 17 (4.63%) Gradle
5 16 (4.36%) JIRA
6 14 (3.81%) TeamCity
7 12 (3.27%) webpack
8 10 (2.72%) Team Foundation Server
9 9 (2.45%) NUnit
10 8 (2.18%) Cucumber
10 8 (2.18%) Jasmine
10 8 (2.18%) JUnit
10 8 (2.18%) Mocha
11 7 (1.91%) Babel
12 6 (1.63%) Crashlytics
12 6 (1.63%) Protractor
13 5 (1.36%) Eclipse
13 5 (1.36%) Moq
13 5 (1.36%) Subversion
14 4 (1.09%) MSBuild
General
1 177 (48.23%) Finance
2 162 (44.14%) Banking
3 75 (20.44%) Front Office
4 30 (8.17%) Investment Banking
5 12 (3.27%) Retail
6 8 (2.18%) Games
7 6 (1.63%) Marketing
8 5 (1.36%) Back Office
9 4 (1.09%) Financial Institution
9 4 (1.09%) Publishing
10 3 (0.82%) Legal
11 2 (0.54%) Law
11 2 (0.54%) Telecoms
12 1 (0.27%) Manufacturing
12 1 (0.27%) Pharmaceutical
12 1 (0.27%) Retail Banking
12 1 (0.27%) Wholesale Banking
Libraries, Frameworks & Software Standards
1 66 (17.98%) .NET
2 46 (12.53%) HTML
3 45 (12.26%) Spring
4 44 (11.99%) REST
5 41 (11.17%) AngularJS
6 37 (10.08%) CSS
7 36 (9.81%) FIX Protocol
8 33 (8.99%) HTML5
9 30 (8.17%) React
10 28 (7.63%) TIBCO EMS
10 28 (7.63%) Web Services
11 26 (7.08%) JMS
11 26 (7.08%) RESTful
12 25 (6.81%) jQuery
12 25 (6.81%) Node.js
13 24 (6.54%) ASP.NET
13 24 (6.54%) Hibernate
14 20 (5.45%) SOAP
15 18 (4.90%) XML
16 17 (4.63%) CSS3
Miscellaneous
1 53 (14.44%) Foreign Exchange (FX)
2 37 (10.08%) Derivative
3 33 (8.99%) Fixed Income
4 26 (7.08%) Greenfield Project
5 19 (5.18%) Credit Risk
6 12 (3.27%) Fintech
7 10 (2.72%) User Experience
8 9 (2.45%) Data Structures
8 9 (2.45%) Hedge funds
8 9 (2.45%) Mobile App
9 8 (2.18%) Computer Science
10 7 (1.91%) Equities
11 6 (1.63%) Algorithms
11 6 (1.63%) Analytical Skills
11 6 (1.63%) Video on Demand
12 5 (1.36%) Online Games
13 4 (1.09%) Management Information System
13 4 (1.09%) Reference Data
14 3 (0.82%) Market Risk
14 3 (0.82%) Reinsurance
Operating Systems
1 63 (17.17%) Linux
2 26 (7.08%) Red Hat Enterprise Linux
2 26 (7.08%) Unix
3 15 (4.09%) Apple iOS
4 13 (3.54%) Android
5 3 (0.82%) Windows
6 1 (0.27%) Mac OS
6 1 (0.27%) Mac OS X
6 1 (0.27%) Solaris
Processes & Methodologies
1 168 (45.78%) Agile Software Development
2 124 (33.79%) TDD
3 65 (17.71%) Electronic Trading
4 45 (12.26%) BDD
5 42 (11.44%) MVC
6 41 (11.17%) Microservices
6 41 (11.17%) Multithreading
7 38 (10.35%) SDLC
8 37 (10.08%) Continuous Integration
9 35 (9.54%) Unit Testing
10 34 (9.26%) Low Latency
10 34 (9.26%) Scrum
11 30 (8.17%) E-Commerce
12 27 (7.36%) DevOps
12 27 (7.36%) Integration Testing
13 23 (6.27%) Continuous Delivery
14 22 (5.99%) OO
15 21 (5.72%) Pair Programming
16 19 (5.18%) Web Development
17 17 (4.63%) Ultra-Low Latency
Programming Languages
1 216 (58.86%) Java
2 82 (22.34%) C#
3 75 (20.44%) Python
4 70 (19.07%) JavaScript
5 65 (17.71%) SQL
6 36 (9.81%) Scala
7 27 (7.36%) VBA
8 23 (6.27%) C++
9 20 (5.45%) Ruby
10 17 (4.63%) ES6
11 11 (3.00%) Kotlin
11 11 (3.00%) T-SQL
12 9 (2.45%) Clojure
12 9 (2.45%) PHP
13 8 (2.18%) Bash Shell
13 8 (2.18%) Objective-C
13 8 (2.18%) XPath
14 7 (1.91%) Groovy
15 6 (1.63%) Apple Swift
16 5 (1.36%) PL/SQL
Qualifications
1 21 (5.72%) Degree
2 8 (2.18%) Master's Degree
2 8 (2.18%) PhD
3 2 (0.54%) Computer Science Degree
4 1 (0.27%) SC Cleared
4 1 (0.27%) Security Cleared
Quality Assurance & Compliance
1 12 (3.27%) MiFID
2 10 (2.72%) QA
3 4 (1.09%) Solvency II
4 3 (0.82%) Basel III
4 3 (0.82%) EMIR
4 3 (0.82%) FATCA
5 2 (0.54%) Data Quality
System Software
1 12 (3.27%) Docker
2 1 (0.27%) Apache Flume
2 1 (0.27%) Apache ZooKeeper
2 1 (0.27%) HDFS
2 1 (0.27%) Platform Symphony
Systems Management
1 7 (1.91%) Ansible
2 6 (1.63%) Kubernetes
2 6 (1.63%) Terraform
3 3 (0.82%) NetBackup
3 3 (0.82%) Puppet
4 2 (0.54%) Opscode Chef
5 1 (0.27%) Consul
5 1 (0.27%) Grafana
5 1 (0.27%) Oozie
Vendors
1 35 (9.54%) TIBCO
2 29 (7.90%) Sybase
3 26 (7.08%) ION Trading
4 20 (5.45%) Oracle
5 19 (5.18%) Microsoft
6 4 (1.09%) Cypress Semiconductor
6 4 (1.09%) Google
6 4 (1.09%) IBM
6 4 (1.09%) Typemock
7 3 (0.82%) Calypso
7 3 (0.82%) Hitachi
7 3 (0.82%) MuleSoft
7 3 (0.82%) Murex
7 3 (0.82%) Sophis
7 3 (0.82%) Veritas
8 2 (0.54%) Bloomberg
8 2 (0.54%) CQG
8 2 (0.54%) Fidessa
8 2 (0.54%) FIS
8 2 (0.54%) SunGard