The following table provides summary statistics for contract job vacancies advertised in Northern Ireland with a requirement for Linux skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Linux over the 3 months to 24 March 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.

3 months to
24 Mar 2017
Same period 2016 Same period 2015
Linux
UK / Northern Ireland
Rank 3 20 13
Rank change year-on-year +17 -7  
Contract jobs citing Linux 72 4 9
As % of all contract IT jobs advertised in Northern Ireland 31.72% 3.31% 7.76%
As % of the Operating Systems category 77.42% 16.67% 23.08%
Number of daily rates quoted 72 1 4
Median daily rate £433 £550 £338
Median daily rate % change year-on-year -21.36% +62.96%  
90% offered a daily rate of more than £388 £550 £273
10% offered a daily rate of more than £600 £550 £403
UK excluding London median daily rate £425 £400 £375
% change year-on-year +6.25% +6.66%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £38.88 £43.00 £36.00
% change year-on-year -9.59% +19.44%  

Linux is in the operating system skills category. The next table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Northern Ireland with a requirement for operating system skills.

Contract Operating System Skills
Northern Ireland
Contract job vacancies with a requirement for operating system skills 93 24 39
As % of all contract IT job vacancies advertised in Northern Ireland 40.97% 19.83% 33.62%
Number of daily rates quoted 85 13 20
Median daily rate £425 £375 £220
Median daily rate % change year-on-year +13.33% +70.45%  
90% offered a daily rate of more than £350 £108 £100
10% offered a daily rate of more than £600 £450 £350
UK excluding London median daily rate £388 £363 £338
% change year-on-year +6.89% +7.40%  
Number of hourly rates quoted 6 1 2
Median hourly rate £12.00 £14.50 £12.50
Median hourly rate % change year-on-year -17.24% +16.00%  
UK excluding London median hourly rate £15.25 £16.50 £15.50
% change year-on-year -7.57% +6.45%  

Linux
Job Vacancy Trend in Northern Ireland

The job posting trend of jobs advertised in Northern Ireland citing Linux as a proportion of all contract or permanent IT jobs with a match in the Operating Systems category.

Job vacancy trend for Linux in Northern Ireland

Linux
Contractor Daily Rate Trend in Northern Ireland

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing Linux in Northern Ireland.

Contractor daily rate trend for Linux in Northern Ireland

Linux
Contractor Daily Rate Histogram in Northern Ireland

The daily rate distribution of IT jobs citing Linux in Northern Ireland over the 3 months to 24 March 2017.

Contractor daily rate histogram for Linux in Northern Ireland

Linux
Contractor Hourly Rate Trend in Northern Ireland

This chart provides the 3-month moving average for hourly rates quoted in IT contractor jobs citing Linux in Northern Ireland.

Contractor hourly rate trend for Linux in Northern Ireland

Linux
Contract Job Locations in Northern Ireland

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Linux within the Northern Ireland region over the 3 months to 24 March 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
Contract
IT Job Ads
Median
Daily Rate
Last 3 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
County Antrim +18 65 £433 -21.36% 5
Linux
UK

Linux
Top 30 Related IT Skills in Northern Ireland

For the 6 months to 24 March 2017, IT contractor jobs citing Linux 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 Northern Ireland region with a requirement for Linux.

1 72 (64.29%) Unix
2 71 (63.39%) Finance
3 43 (38.39%) Java
3 43 (38.39%) Perl
4 41 (36.61%) KDB
5 36 (32.14%) Banking
6 34 (30.36%) Analytical Skills
7 30 (26.79%) Kdb+
7 30 (26.79%) C++
7 30 (26.79%) Solaris
8 29 (25.89%) SQL
9 27 (24.11%) Low Latency
10 26 (23.21%) Multithreading
11 25 (22.32%) Front Office
12 24 (21.43%) Agile Software Development
13 20 (17.86%) FIX Protocol
13 20 (17.86%) Analytics
13 20 (17.86%) Market Making
14 19 (16.96%) OOP
14 19 (16.96%) OOA/OOD
14 19 (16.96%) Python
15 16 (14.29%) Equities
16 15 (13.39%) Degree
17 14 (12.50%) OO
18 13 (11.61%) Virtual Team
19 12 (10.71%) Relational Database
19 12 (10.71%) Migration
19 12 (10.71%) SQL Server
19 12 (10.71%) Electronic Trading
19 12 (10.71%) TDD

Linux
Top Related IT Skills in Northern Ireland 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 (5.36%) Apache
2 2 (1.79%) Confluence
2 2 (1.79%) SharePoint
3 1 (0.89%) WebSphere
Applications
1 5 (4.46%) MS Excel
2 2 (1.79%) MS PowerPoint
2 2 (1.79%) MS Project
2 2 (1.79%) MS Visio
Cloud Services
1 8 (7.14%) Amazon AWS
1 8 (7.14%) Microsoft Azure
Communications & Networking
1 4 (3.57%) TCP/IP
2 1 (0.89%) NAS
2 1 (0.89%) SAN
Database & Business Intelligence
1 41 (36.61%) KDB
2 30 (26.79%) Kdb+
3 12 (10.71%) Relational Database
3 12 (10.71%) SQL Server
4 8 (7.14%) RDBMS
5 7 (6.25%) NoSQL
6 4 (3.57%) PostgreSQL
7 1 (0.89%) Big Data
7 1 (0.89%) DB2
7 1 (0.89%) DB2 UDB
7 1 (0.89%) Sybase ASE
Development Applications
1 5 (4.46%) Visual Studio
2 2 (1.79%) Bitbucket
2 2 (1.79%) Git (software)
2 2 (1.79%) JIRA
2 2 (1.79%) TeamCity
General
1 71 (63.39%) Finance
2 36 (32.14%) Banking
3 25 (22.32%) Front Office
4 4 (3.57%) Billing
5 3 (2.68%) Investment Banking
Job Titles
1 92 (82.14%) Developer
2 41 (36.61%) KDB Developer
3 24 (21.43%) C++ Developer
4 22 (19.64%) Senior Developer
5 20 (17.86%) Java Developer
6 13 (11.61%) Senior Java Developer
7 9 (8.04%) Architect
7 9 (8.04%) Senior C++ Developer
8 8 (7.14%) Cloud Architect
9 7 (6.25%) Senior SQL Developer
9 7 (6.25%) SQL Developer
10 6 (5.36%) Lead Developer
10 6 (5.36%) Sybase Developer
11 5 (4.46%) AWS Architect
11 5 (4.46%) Electronic Trading Developer
12 4 (3.57%) Consultant
12 4 (3.57%) Database Developer
12 4 (3.57%) Front Office C++ Developer
12 4 (3.57%) Front Office Developer
12 4 (3.57%) Low Latency C++ Developer
Libraries, Frameworks & Software Standards
1 20 (17.86%) FIX Protocol
2 4 (3.57%) AngularJS
2 4 (3.57%) jQuery
2 4 (3.57%) Middleware
2 4 (3.57%) Node.js
3 2 (1.79%) XML
4 1 (0.89%) Hibernate
4 1 (0.89%) JSON
4 1 (0.89%) Spring
4 1 (0.89%) Web Services
Miscellaneous
1 34 (30.36%) Analytical Skills
2 16 (14.29%) Equities
3 13 (11.61%) Virtual Team
4 5 (4.46%) N-Tier
5 3 (2.68%) Algorithms
5 3 (2.68%) Equity Derivative
6 2 (1.79%) Derivative
6 2 (1.79%) Field-Programmable Gate Array
6 2 (1.79%) Foreign Exchange (FX)
7 1 (0.89%) Data Structures
7 1 (0.89%) Replication
7 1 (0.89%) SWIFT
Operating Systems
1 72 (64.29%) Unix
2 30 (26.79%) Solaris
3 8 (7.14%) Windows
4 2 (1.79%) AIX
4 2 (1.79%) Red Hat Enterprise Linux
Processes & Methodologies
1 27 (24.11%) Low Latency
2 26 (23.21%) Multithreading
3 24 (21.43%) Agile Software Development
4 20 (17.86%) Analytics
4 20 (17.86%) Market Making
5 19 (16.96%) OOA/OOD
5 19 (16.96%) OOP
6 14 (12.50%) OO
7 12 (10.71%) Electronic Trading
7 12 (10.71%) Migration
7 12 (10.71%) TDD
8 9 (8.04%) Continuous Integration
9 8 (7.14%) Identity Access Management
9 8 (7.14%) Mentoring
10 7 (6.25%) BDD
10 7 (6.25%) OOD
11 6 (5.36%) Project Management
12 5 (4.46%) Defect Management
12 5 (4.46%) UML
12 5 (4.46%) Unit Testing
Programming Languages
1 43 (38.39%) Java
1 43 (38.39%) Perl
2 30 (26.79%) C++
3 29 (25.89%) SQL
4 19 (16.96%) Python
5 4 (3.57%) C#
6 3 (2.68%) Korn
7 2 (1.79%) Shell Script
8 1 (0.89%) Bash Shell
8 1 (0.89%) PL/SQL
Qualifications
1 15 (13.39%) Degree
2 9 (8.04%) AWS Certification
System Software
1 8 (7.14%) Active Directory
Systems Management
1 9 (8.04%) Ansible
Vendors
1 6 (5.36%) Oracle
1 6 (5.36%) Sybase
2 1 (0.89%) Ab Initio
2 1 (0.89%) VMware
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