Refactoring Jobs in London

The following table provides summary statistics for permanent job vacancies advertised in London with a requirement for Refactoring skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited Refactoring over the 3 months to 28 June 2017 with a comparison to the same period in the previous 2 years.

Refactoring England / London
Location	3 months to 28 Jun 2017	Same period 2016	Same period 2015
Rank	396	430	387
Rank change year-on-year	+34	-43
Permanent jobs citing Refactoring	228	217	314
As % of all permanent IT jobs advertised in London	0.62%	0.54%	0.71%
As % of the Processes & Methodologies category	0.68%	0.60%	0.80%
Number of salaries quoted	142	199	207
Median salary	£60,000	£65,000	£60,000
Median salary % change year-on-year	-7.69%	+8.33%
90% offered a salary of more than	£42,750	£50,000	£44,600
10% offered a salary of more than	£100,000	£80,000	£80,000
UK excluding London median salary	£42,500	£42,500	£42,500

Refactoring is in the process and methodology skills category. The next table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in London with a requirement for process and methodology skills.

Process & Methodology Skills London
Permanent job vacancies with a requirement for process and methodology skills	33389	36265	39395
As % of all permanent IT job vacancies advertised in London	91.09%	90.54%	89.01%
Number of salaries quoted	26535	31435	33090
Median salary	£60,104	£60,000	£57,500
Median salary % change year-on-year	+0.17%	+4.34%
90% offered a salary of more than	£40,000	£40,000	£37,500
10% offered a salary of more than	£85,000	£82,500	£85,000
UK excluding London median salary	£45,000	£45,000	£44,000
% change year-on-year	-	+2.27%

Refactoring
Job Vacancy Trend in London

The job posting trend of jobs advertised in London citing Refactoring as a proportion of all permanent or contract IT jobs with a match in the Processes & Methodologies category.

Job vacancy trend for Refactoring in London

Refactoring
Salary Trend in London

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing Refactoring in London.

Refactoring
Salary Histogram in London

The salary distribution of IT jobs citing Refactoring in London over the 3 months to 28 June 2017.

Salary histogram for Refactoring in London

Refactoring
Job Locations in London

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Refactoring within the London region over the 3 months to 28 June 2017. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 3 month period last year.

Location	Rank Change on Same Period Last Year	Matching Permanent IT Job Ads	Median Salary Last 3 Months	Median Salary % Change on Same Period Last Year	Live Job Vacancies
City of London	+31	19	£58,750	-9.61%	5
Croydon	+4	2	-	-
Kingston Upon Thames	-	2	£50,000	-
Refactoring England

Refactoring
Top 30 Co-occurring IT Skills in London

For the 6 months to 28 June 2017, IT jobs citing Refactoring also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all job ads across the London region with a requirement for Refactoring.

1	277 (80.06%)	Agile Software Development
2	206 (59.54%)	Java
3	158 (45.66%)	TDD
4	148 (42.77%)	JavaScript
5	133 (38.44%)	BDD
6	121 (34.97%)	Finance
7	119 (34.39%)	Git (software)
8	110 (31.79%)	Continuous Integration
9	108 (31.21%)	Software Engineering
10	99 (28.61%)	SQL
11	96 (27.75%)	Scrum
12	87 (25.14%)	Retail
13	86 (24.86%)	SQL Server
14	84 (24.28%)	OO
15	83 (23.99%)	C#

16	82 (23.70%)	HTML
17	78 (22.54%)	CSS
18	75 (21.68%)	Unit Testing
18	75 (21.68%)	AngularJS
19	74 (21.39%)	QA
20	71 (20.52%)	SOAP
20	71 (20.52%)	Web Services
20	71 (20.52%)	NoSQL
21	70 (20.23%)	User Experience
22	69 (19.94%)	Microservices
23	68 (19.65%)	Kanban
23	68 (19.65%)	.NET
24	67 (19.36%)	JUnit
24	67 (19.36%)	Spring
25	65 (18.79%)	Asset Management

Refactoring
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
Applications
Business Applications
Cloud Services
Communications & Networking
Database & Business Intelligence
Development Applications
General
Job Titles
Libraries, Frameworks & Software Standards
Miscellaneous
Operating Systems
Processes & Methodologies
Programming Languages
Qualifications
Quality Assurance & Compliance
System Software
Systems Management
Vendors

Application Platforms
1	39 (11.27%)	Apache
2	28 (8.09%)	JBoss
2	28 (8.09%)	Tomcat
3	20 (5.78%)	OpenStack
4	18 (5.20%)	CMS
5	16 (4.62%)	WebSphere
6	15 (4.34%)	Sitecore CMS
7	14 (4.05%)	EPiServer
8	7 (2.02%)	WebLogic
9	4 (1.16%)	Apache Spark
10	2 (0.58%)	IPython
10	2 (0.58%)	Mule
10	2 (0.58%)	Oracle Coherence
10	2 (0.58%)	Oracle SOA Suite
11	1 (0.29%)	Apache Pig
11	1 (0.29%)	Jupyter
11	1 (0.29%)	nginx
11	1 (0.29%)	NServiceBus
11	1 (0.29%)	SharePoint

Applications
1	9 (2.60%)	Photoshop
2	1 (0.29%)	Microsoft Excel
2	1 (0.29%)	Microsoft Office

Business Applications
1	13 (3.76%)	Eloqua
2	3 (0.87%)	MetaTrader
3	2 (0.58%)	Advent Geneva
3	2 (0.58%)	Front Arena
3	2 (0.58%)	Summit

Cloud Services
1	41 (11.85%)	Amazon AWS
2	35 (10.12%)	Microsoft Azure
3	15 (4.34%)	SaaS
4	14 (4.05%)	GitHub
5	13 (3.76%)	Amazon EC2
6	12 (3.47%)	Amazon SQS
7	10 (2.89%)	Amazon S3
8	3 (0.87%)	Google Cloud Platform
9	2 (0.58%)	Amazon EMR
10	1 (0.29%)	Heroku
10	1 (0.29%)	Office 365
10	1 (0.29%)	PaaS
10	1 (0.29%)	Salesforce Sales Cloud
10	1 (0.29%)	Slack

Communications & Networking
1	7 (2.02%)	VoIP
2	4 (1.16%)	LDAP
3	3 (0.87%)	HTTP
4	2 (0.58%)	Internet
4	2 (0.58%)	Skype
5	1 (0.29%)	DNS
5	1 (0.29%)	ICMP
5	1 (0.29%)	TCP/IP

Database & Business Intelligence
1	86 (24.86%)	SQL Server
2	71 (20.52%)	NoSQL
3	56 (16.18%)	Relational Database
4	38 (10.98%)	Neo4j
5	37 (10.69%)	MySQL
6	35 (10.12%)	MongoDB
6	35 (10.12%)	Redis
7	28 (8.09%)	Apache Cassandra
8	27 (7.80%)	PostgreSQL
9	22 (6.36%)	RDBMS
10	14 (4.05%)	Amazon DynamoDB
11	13 (3.76%)	Couchbase
12	10 (2.89%)	Big Data
13	5 (1.45%)	Azure SQL Database
14	4 (1.16%)	DocumentDB
14	4 (1.16%)	SQL Server 2012
14	4 (1.16%)	SQL Server 2016
15	3 (0.87%)	BigQuery
15	3 (0.87%)	SQL Server 2008
16	2 (0.58%)	Hadoop

Development Applications
1	119 (34.39%)	Git (software)
2	67 (19.36%)	JUnit
3	59 (17.05%)	Maven
4	53 (15.32%)	JIRA
5	52 (15.03%)	Selenium
6	51 (14.74%)	Mercurial
7	48 (13.87%)	Subversion
8	44 (12.72%)	TeamCity
9	41 (11.85%)	Cucumber
10	38 (10.98%)	Hudson
11	36 (10.40%)	Ant
12	31 (8.96%)	Jenkins
13	28 (8.09%)	EasyMock
13	28 (8.09%)	jMock
14	26 (7.51%)	Team Foundation Server
15	21 (6.07%)	gulp
15	21 (6.07%)	Karma Test Runner
16	18 (5.20%)	Visual Studio
17	17 (4.91%)	Bower
17	17 (4.91%)	Protractor

General
1	121 (34.97%)	Finance
2	87 (25.14%)	Retail
3	59 (17.05%)	Banking
3	59 (17.05%)	Investment Banking
4	56 (16.18%)	Retail Banking
5	32 (9.25%)	Front Office
6	20 (5.78%)	Marketing
7	19 (5.49%)	Games
7	19 (5.49%)	Telecoms
8	16 (4.62%)	Financial Institution
9	15 (4.34%)	Advertising
10	13 (3.76%)	Back Office
11	10 (2.89%)	Online Betting
12	9 (2.60%)	Billing
13	3 (0.87%)	Law
14	2 (0.58%)	Legal

Job Titles
1	229 (66.18%)	Developer
2	78 (22.54%)	Java Developer
3	52 (15.03%)	Software Developer
4	40 (11.56%)	E-Commerce Developer
5	38 (10.98%)	Senior Developer
5	38 (10.98%)	Software Engineer
6	34 (9.83%)	Java Software Developer
6	34 (9.83%)	Python Developer
7	29 (8.38%)	Senior Java Developer
8	27 (7.80%)	Java E-Commerce Developer
9	24 (6.94%)	Architect
10	21 (6.07%)	Front End Developer (Client-Side Developer)
10	21 (6.07%)	Lead Developer
11	19 (5.49%)	.NET Developer
12	15 (4.34%)	PHP Developer
12	15 (4.34%)	Ruby Developer
13	13 (3.76%)	C# Developer
13	13 (3.76%)	Perl Developer
14	12 (3.47%)	Full Stack Developer
14	12 (3.47%)	Software Manager

Libraries, Frameworks & Software Standards
1	82 (23.70%)	HTML
2	78 (22.54%)	CSS
3	75 (21.68%)	AngularJS
4	71 (20.52%)	SOAP
4	71 (20.52%)	Web Services
5	68 (19.65%)	.NET
6	67 (19.36%)	Spring
7	61 (17.63%)	REST
8	58 (16.76%)	HTML5
9	57 (16.47%)	Hibernate
10	50 (14.45%)	RESTful
11	45 (13.01%)	CSS3
12	35 (10.12%)	jQuery
13	34 (9.83%)	Node.js
13	34 (9.83%)	React
14	32 (9.25%)	Middleware
15	29 (8.38%)	Sass
16	27 (7.80%)	LESS
17	26 (7.51%)	Twitter Bootstrap
18	24 (6.94%)	ASP.NET

Miscellaneous
1	70 (20.23%)	User Experience
2	64 (18.50%)	Computer Science
3	37 (10.69%)	Analytical Skills
4	35 (10.12%)	Algorithms
5	28 (8.09%)	Data Structures
5	28 (8.09%)	Linux Command Line
6	25 (7.23%)	Hedge funds
7	24 (6.94%)	Derivative
8	22 (6.36%)	Equity Derivative
8	22 (6.36%)	Fintech
9	16 (4.62%)	Greenfield Project
10	14 (4.05%)	Mobile App
11	13 (3.76%)	Cloud Native
12	12 (3.47%)	Equities
12	12 (3.47%)	Online Games
13	8 (2.31%)	Foreign Exchange (FX)
14	7 (2.02%)	Data Centre
15	6 (1.73%)	Fixed Income
16	5 (1.45%)	Enterprise Software
17	4 (1.16%)	EPoS

Operating Systems
1	60 (17.34%)	Linux
2	49 (14.16%)	Windows
3	45 (13.01%)	Unix
4	31 (8.96%)	Android
5	22 (6.36%)	Apple iOS

Processes & Methodologies
1	277 (80.06%)	Agile Software Development
2	158 (45.66%)	TDD
3	133 (38.44%)	BDD
4	110 (31.79%)	Continuous Integration
5	108 (31.21%)	Software Engineering
6	96 (27.75%)	Scrum
7	84 (24.28%)	OO
8	75 (21.68%)	Unit Testing
9	69 (19.94%)	Microservices
10	68 (19.65%)	Kanban
11	65 (18.79%)	Asset Management
12	61 (17.63%)	E-Commerce
13	58 (16.76%)	Test Automation
14	57 (16.47%)	SDLC
15	56 (16.18%)	Wealth Management
16	54 (15.61%)	Multithreading
17	49 (14.16%)	Front End Development
18	46 (13.29%)	MVC
19	45 (13.01%)	DevOps
20	42 (12.14%)	Continuous Delivery

Programming Languages
1	206 (59.54%)	Java
2	148 (42.77%)	JavaScript
3	99 (28.61%)	SQL
4	83 (23.99%)	C#
5	61 (17.63%)	Python
6	40 (11.56%)	Ruby
7	37 (10.69%)	C++
8	32 (9.25%)	Groovy
9	27 (7.80%)	Shell Script
10	25 (7.23%)	Scala
11	22 (6.36%)	Perl
11	22 (6.36%)	PHP
12	21 (6.07%)	ES6
13	16 (4.62%)	TypeScript
14	10 (2.89%)	Elixir
15	9 (2.60%)	Bash Shell
15	9 (2.60%)	T-SQL
16	8 (2.31%)	PowerShell
17	7 (2.02%)	C
18	4 (1.16%)	Objective-C

Qualifications
1	39 (11.27%)	Degree
2	18 (5.20%)	PhD
3	13 (3.76%)	Computer Science Degree
4	2 (0.58%)	ISTQB
4	2 (0.58%)	ISTQB Advanced Certification
5	1 (0.29%)	CFA
5	1 (0.29%)	Master's Degree
5	1 (0.29%)	MBA

Quality Assurance & Compliance
1	74 (21.39%)	QA
2	3 (0.87%)	Dodd-Frank
2	3 (0.87%)	EMIR
2	3 (0.87%)	MiFID
2	3 (0.87%)	SEPA
3	1 (0.29%)	Data Quality

System Software
1	14 (4.05%)	Docker
2	10 (2.89%)	Shibboleth
3	7 (2.02%)	vCloud
3	7 (2.02%)	vSphere
4	5 (1.45%)	VirtualBox
5	3 (0.87%)	Firmware
6	2 (0.58%)	LXC

Systems Management
1	12 (3.47%)	Puppet
2	10 (2.89%)	Terraform
3	7 (2.02%)	Ansible
3	7 (2.02%)	Opscode Chef
4	2 (0.58%)	Kubernetes
5	1 (0.29%)	Chronos
5	1 (0.29%)	Consul
5	1 (0.29%)	Marathon
5	1 (0.29%)	Mesos

Vendors
1	57 (16.47%)	Oracle
2	33 (9.54%)	Perforce
2	33 (9.54%)	Sybase
3	28 (8.09%)	CA Agile Central
4	22 (6.36%)	Sun
5	18 (5.20%)	Sitecore
6	14 (4.05%)	Google
7	13 (3.76%)	Marketo
7	13 (3.76%)	Microsoft
8	11 (3.18%)	Xamarin
9	9 (2.60%)	DevExpress
10	8 (2.31%)	hybris
11	4 (1.16%)	Solace
11	4 (1.16%)	Zend
12	3 (0.87%)	MuleSoft
13	2 (0.58%)	Advent
13	2 (0.58%)	Bloomberg
13	2 (0.58%)	Charles River
13	2 (0.58%)	Sophis
13	2 (0.58%)	Tableau