Period
to 12 December 2017

The following table provides summary statistics for contract job vacancies advertised in London with a requirement for git-flow skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited git-flow over the 6 months to 12 December 2017 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.

git-flow
England > London
6 months to
12 Dec 2017
Same period 2016 Same period 2015
Rank 559 561 555
Rank change year-on-year +2 -6 +57
Contract jobs citing git-flow 69 56 52
As % of all contract IT jobs advertised in London 0.15% 0.13% 0.11%
As % of the Development Applications category 0.72% 0.70% 0.72%
Number of daily rates quoted 53 51 45
London median daily rate £475 £463 £425
Median daily rate % change year-on-year +2.70% +8.82% -
10th Percentile £363 £325 £341
90th Percentile £575 £550 £504
England median daily rate £475 £450 £425
% change year-on-year +5.56% +5.88% +9.68%
Number of hourly rates quoted 0 0 0
London median hourly rate - - -
England median hourly rate £100.00 - -

git-flow is in the Development Applications category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in London with a requirement for development application skills.

All Development Application Skills
London
Contract vacancies with a requirement for development application skills 9553 8037 7200
As % of all contract IT jobs advertised in London 20.09% 17.98% 15.64%
Number of daily rates quoted 7265 5793 5299
London median daily rate £500 £473 £450
Median daily rate % change year-on-year +5.82% +5.00% +5.88%
10th Percentile £350 £323 £310
90th Percentile £638 £613 £600
England median daily rate £463 £425 £413
% change year-on-year +8.82% +3.03% +3.13%
Number of hourly rates quoted 21 14 17
London median hourly rate £37.50 £36.25 £30.00
Median hourly rate % change year-on-year +3.45% +20.83% -33.33%
10th Percentile £20.75 £10.00 £21.06
90th Percentile £47.83 £57.05 £55.00
England median hourly rate £42.50 £40.75 £40.00
% change year-on-year +4.29% +1.88% +6.67%

git-flow
Job Vacancy Trend in London

Job postings citing git-flow as a percentage of all IT jobs advertised in London.

Job vacancy trend for git-flow in London

git-flow
Contractor Daily Rate Trend in London

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing git-flow in London.

Contractor daily rate trend for git-flow in London

git-flow
Contractor Daily Rate Histogram in London

The daily rate distribution of IT jobs citing git-flow in London over the 6 months to 12 December 2017.

Contractor daily rate histogram for git-flow in London

git-flow
Contract Job Locations in London

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing git-flow within the London region over the 6 months to 12 December 2017. 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
Central London +6 14 £438 -6.67% 1
South London -26 4 £390 +4.00%
West London -6 1 £425 -15.00%
git-flow
England

For the 6 months to 12 December 2017, IT contractor jobs citing git-flow also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads across the London region with a requirement for git-flow.

1 51 (73.91%) Git (software)
2 39 (56.52%) DevOps
3 32 (46.38%) Agile Software Development
4 28 (40.58%) Test Automation
5 22 (31.88%) JIRA
6 21 (30.43%) HTML
6 21 (30.43%) Amazon AWS
6 21 (30.43%) HTML5
6 21 (30.43%) Jenkins
7 20 (28.99%) Sass
7 20 (28.99%) Linux
7 20 (28.99%) OO
8 19 (27.54%) Python
8 19 (27.54%) Ansible
8 19 (27.54%) Front End Development
9 18 (26.09%) Bash Shell
10 17 (24.64%) Docker
10 17 (24.64%) CSS
10 17 (24.64%) Java
10 17 (24.64%) TDD
11 16 (23.19%) Configuration Management
12 15 (21.74%) JSON
12 15 (21.74%) Apple iOS
13 14 (20.29%) gulp
13 14 (20.29%) Scrum
14 13 (18.84%) Groovy
14 13 (18.84%) Continuous Integration
14 13 (18.84%) JavaScript
14 13 (18.84%) webpack
15 12 (17.39%) Grunt

git-flow
Co-occurring IT Skills in 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 6 (8.70%) Confluence
2 3 (4.35%) Elasticsearch
2 3 (4.35%) OpenStack
3 2 (2.90%) Drupal
3 2 (2.90%) nginx
4 1 (1.45%) CMS
4 1 (1.45%) Gunicorn
Applications
1 5 (7.25%) HipChat
2 1 (1.45%) Photoshop
Cloud Services
1 21 (30.43%) Amazon AWS
2 12 (17.39%) IaaS
3 9 (13.04%) Microsoft Azure
4 8 (11.59%) PaaS
5 5 (7.25%) Amazon EC2
5 5 (7.25%) Amazon S3
5 5 (7.25%) Slack
5 5 (7.25%) Trello
6 4 (5.80%) AWS Lambda
6 4 (5.80%) Serverless
6 4 (5.80%) Virtual Private Cloud
7 3 (4.35%) Amazon EMR
7 3 (4.35%) AWS CloudFormation
7 3 (4.35%) npm
8 2 (2.90%) Amazon SQS
8 2 (2.90%) Firebase
8 2 (2.90%) Sumo Logic
9 1 (1.45%) Akamai
9 1 (1.45%) BrowserStack
9 1 (1.45%) Linode
Communications & Networking
1 12 (17.39%) Network Security
2 7 (10.14%) VPN
3 6 (8.70%) Firewall
4 5 (7.25%) DHCP
4 5 (7.25%) DNS
4 5 (7.25%) LAN
4 5 (7.25%) MPLS
4 5 (7.25%) TCP/IP
4 5 (7.25%) VLAN
4 5 (7.25%) WAN
5 2 (2.90%) HTTP
5 2 (2.90%) SSH
5 2 (2.90%) SSL
Database & Business Intelligence
1 5 (7.25%) Amazon RDS
1 5 (7.25%) PostgreSQL
2 4 (5.80%) MySQL
2 4 (5.80%) Relational Database
2 4 (5.80%) SQL Server
3 3 (4.35%) MongoDB
3 3 (4.35%) RDBMS
4 2 (2.90%) NoSQL
5 1 (1.45%) Amazon DynamoDB
5 1 (1.45%) DocumentDB
5 1 (1.45%) SQL Server 2014
5 1 (1.45%) VoltDB
Development Applications
1 51 (73.91%) Git (software)
2 22 (31.88%) JIRA
3 21 (30.43%) Jenkins
4 14 (20.29%) gulp
5 13 (18.84%) webpack
6 12 (17.39%) Grunt
6 12 (17.39%) Maven
7 10 (14.49%) Bitbucket
8 7 (10.14%) TeamCity
9 6 (8.70%) Atlassian Bamboo
10 4 (5.80%) Selenium
10 4 (5.80%) Sonatype Nexus
10 4 (5.80%) Visual Studio
11 3 (4.35%) Mocha
11 3 (4.35%) Vagrant
11 3 (4.35%) Visual Studio Team System
12 2 (2.90%) Codeship
12 2 (2.90%) Cucumber
12 2 (2.90%) GitLab
13 1 (1.45%) VersionOne
General
1 9 (13.04%) Retail
2 6 (8.70%) Billing
3 4 (5.80%) Banking
3 4 (5.80%) Music Industry
4 3 (4.35%) Telecoms
5 2 (2.90%) Finance
5 2 (2.90%) Marketing
5 2 (2.90%) Publishing
5 2 (2.90%) Retail Banking
6 1 (1.45%) Corporate Banking
6 1 (1.45%) Games
6 1 (1.45%) Investment Banking
6 1 (1.45%) Online Betting
Job Titles
1 40 (57.97%) Developer
2 22 (31.88%) DevOps Engineer
3 14 (20.29%) Front End Developer (Client-Side Developer)
4 10 (14.49%) iOS Developer
5 6 (8.70%) Android Developer
5 6 (8.70%) JavaScript Developer
6 5 (7.25%) AWS DevOps
6 5 (7.25%) AWS DevOps Engineer
6 5 (7.25%) AWS Engineer
7 4 (5.80%) Full Stack Developer
7 4 (5.80%) Linux DevOps Engineer
7 4 (5.80%) Linux Engineer
7 4 (5.80%) Linux/Unix DevOps
7 4 (5.80%) Objective-C Developer
8 3 (4.35%) Agile Developer
8 3 (4.35%) Front End Java Developer (Client-Side Java Developer)
8 3 (4.35%) Java Developer
8 3 (4.35%) SC Cleared Java Developer
8 3 (4.35%) Senior Developer
8 3 (4.35%) UI Developer
Libraries, Frameworks & Software Standards
1 21 (30.43%) HTML
1 21 (30.43%) HTML5
2 20 (28.99%) Sass
3 17 (24.64%) CSS
4 15 (21.74%) JSON
5 12 (17.39%) CSS3
5 12 (17.39%) Redux
6 11 (15.94%) Web Services
7 8 (11.59%) RESTful
8 7 (10.14%) AngularJS
9 6 (8.70%) .NET
9 6 (8.70%) React
10 5 (7.25%) Node.js
10 5 (7.25%) pytest
10 5 (7.25%) REST
10 5 (7.25%) XML
11 4 (5.80%) Android SDK
11 4 (5.80%) Backbone.js
11 4 (5.80%) jQuery
12 3 (4.35%) Core Data
Miscellaneous
1 9 (13.04%) User Experience
2 7 (10.14%) iPad
2 7 (10.14%) iPhone
2 7 (10.14%) Mobile App
3 3 (4.35%) Public Cloud
4 2 (2.90%) Digital Media
4 2 (2.90%) Greenfield Project
4 2 (2.90%) Linux Command Line
4 2 (2.90%) Mobile Banking
4 2 (2.90%) Video\Live Streaming
5 1 (1.45%) Clustering
5 1 (1.45%) Computer Science
5 1 (1.45%) Management Information System
5 1 (1.45%) Over-the-Top Content
5 1 (1.45%) Reinsurance
5 1 (1.45%) Wiki
Operating Systems
1 20 (28.99%) Linux
2 15 (21.74%) Apple iOS
3 11 (15.94%) Android
4 5 (7.25%) CentOS
5 4 (5.80%) Ubuntu
5 4 (5.80%) Windows
6 3 (4.35%) Red Hat Enterprise Linux
7 2 (2.90%) Debian
8 1 (1.45%) DC/OS
8 1 (1.45%) MVS
8 1 (1.45%) Unix
Processes & Methodologies
1 39 (56.52%) DevOps
2 32 (46.38%) Agile Software Development
3 28 (40.58%) Test Automation
4 20 (28.99%) OO
5 19 (27.54%) Front End Development
6 17 (24.64%) TDD
7 16 (23.19%) Configuration Management
8 14 (20.29%) Scrum
9 13 (18.84%) Continuous Integration
10 12 (17.39%) Workflow
11 11 (15.94%) Dependency Injection
11 11 (15.94%) Functional Programming
11 11 (15.94%) Infrastructure Monitoring
11 11 (15.94%) OOP
11 11 (15.94%) Web Accessibility
12 10 (14.49%) iOS Development
13 8 (11.59%) BDD
13 8 (11.59%) Capacity Management
14 7 (10.14%) High Availability
14 7 (10.14%) Systems Analysis
Programming Languages
1 19 (27.54%) Python
2 18 (26.09%) Bash Shell
3 17 (24.64%) Java
4 13 (18.84%) Groovy
4 13 (18.84%) JavaScript
5 10 (14.49%) Apple Swift
6 8 (11.59%) Objective-C
7 3 (4.35%) C#
7 3 (4.35%) C++
8 2 (2.90%) GraphQL
8 2 (2.90%) Perl
8 2 (2.90%) PHP
8 2 (2.90%) Ruby
8 2 (2.90%) SQL
8 2 (2.90%) T-SQL
9 1 (1.45%) ECMAScript
9 1 (1.45%) ES6
9 1 (1.45%) TypeScript
Qualifications
1 11 (15.94%) SC Cleared
1 11 (15.94%) Security Cleared
2 1 (1.45%) Degree
Quality Assurance & Compliance
1 11 (15.94%) WCAG
2 1 (1.45%) ISO/IEC 27001
2 1 (1.45%) QA
System Software
1 17 (24.64%) Docker
2 4 (5.80%) VMware Infrastructure
3 3 (4.35%) Hyper-V
4 2 (2.90%) KVM
4 2 (2.90%) Varnish
Systems Management
1 19 (27.54%) Ansible
2 9 (13.04%) Kubernetes
3 8 (11.59%) Puppet
4 6 (8.70%) Opscode Chef
5 5 (7.25%) Nagios
5 5 (7.25%) ZABBIX
6 4 (5.80%) Salt
7 3 (4.35%) Terraform
8 2 (2.90%) Packer
9 1 (1.45%) BladeLogic
9 1 (1.45%) Cloudify
9 1 (1.45%) HockeyApp
9 1 (1.45%) Mesos
9 1 (1.45%) Rundeck
Vendors
1 4 (5.80%) VMware
2 2 (2.90%) Facebook
2 2 (2.90%) Google
2 2 (2.90%) Microsoft
3 1 (1.45%) HP
3 1 (1.45%) IBM
3 1 (1.45%) New Relic
3 1 (1.45%) SaltStack