Period
to 19 November 2017

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 6 months to 19 November 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.

Linux
UK > Northern Ireland
6 months to
19 Nov 2017
Same period 2016 Same period 2015
Rank 10 14 7
Rank change year-on-year +4 -7 +3
Contract jobs citing Linux 143 31 21
As % of all contract IT jobs advertised in Northern Ireland 23.03% 10.40% 14.89%
As % of the Operating Systems category 66.82% 46.97% 56.76%
Number of daily rates quoted 122 24 17
Northern Ireland median daily rate £420 £413 £313
Median daily rate % change year-on-year +1.82% +32.00% +1.63%
10th Percentile £388 £262 £163
90th Percentile £574 £580 £456
UK median daily rate £475 £450 £425
% change year-on-year +5.56% +5.88% +6.25%
Number of hourly rates quoted 1 0 0
Northern Ireland median hourly rate £15.00 - -
UK median hourly rate £40.65 £40.00 £37.50
% change year-on-year +1.63% +6.67% +10.29%

Linux is in the Operating Systems category. The following 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.

All Operating Systems
Northern Ireland
Contract vacancies with a requirement for operating system skills 214 66 37
As % of all contract IT jobs advertised in Northern Ireland 34.46% 22.15% 26.24%
Number of daily rates quoted 171 39 24
Northern Ireland median daily rate £413 £400 £313
Median daily rate % change year-on-year +3.13% +28.00% +4.17%
10th Percentile £310 £126 £163
90th Percentile £563 £563 £446
UK median daily rate £425 £400 £393
% change year-on-year +6.25% +1.91% +4.67%
Number of hourly rates quoted 6 10 4
Northern Ireland median hourly rate £12.64 £13.00 £15.25
Median hourly rate % change year-on-year -2.79% -14.75% -10.29%
10th Percentile £9.25 £10.00 £13.16
90th Percentile £15.75 £20.38 £17.35
UK median hourly rate £17.50 £16.25 £16.50
% change year-on-year +7.69% -1.52% +4.93%

Linux
Job Vacancy Trend in Northern Ireland

Job postings citing Linux as a percentage of all IT jobs advertised in Northern Ireland.

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 6 months to 19 November 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 contractor hourly rates quoted in IT 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 6 months to 19 November 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
County Antrim +3 135 £423 +2.56% 3
County Armagh - 1 - -
Linux
UK

For the 6 months to 19 November 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 97 (67.83%) Unix
2 93 (65.03%) Finance
3 71 (49.65%) Java
4 59 (41.26%) Front Office
5 58 (40.56%) Low Latency
6 47 (32.87%) Analytical Skills
6 47 (32.87%) SQL
7 46 (32.17%) Banking
8 45 (31.47%) Market Making
9 39 (27.27%) C++
10 38 (26.57%) OO
11 37 (25.87%) Multithreading
12 35 (24.48%) Electronic Trading
12 35 (24.48%) Continuous Integration
12 35 (24.48%) FIX Protocol
13 34 (23.78%) OOP
14 31 (21.68%) OOA/OOD
14 31 (21.68%) JavaScript
15 28 (19.58%) Oracle
16 27 (18.88%) SQL Server
16 27 (18.88%) KDB
17 26 (18.18%) Equities
18 24 (16.78%) Jenkins
19 23 (16.08%) Mentoring
19 23 (16.08%) Agile Software Development
20 22 (15.38%) Relational Database
20 22 (15.38%) Node.js
21 21 (14.69%) TeamCity
21 21 (14.69%) Artifactory
21 21 (14.69%) npm

Linux
Co-occurring 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 7 (4.90%) WebSphere
2 4 (2.80%) JBoss
3 1 (0.70%) Confluence
Business Applications
1 9 (6.29%) Actimize
Cloud Services
1 21 (14.69%) npm
2 10 (6.99%) Cloud Computing
3 3 (2.10%) Amazon AWS
3 3 (2.10%) Microsoft Azure
Communications & Networking
1 13 (9.09%) LDAP
2 4 (2.80%) HTTP
2 4 (2.80%) SSL
2 4 (2.80%) TCP/IP
3 2 (1.40%) Firewall
4 1 (0.70%) Asterisk PBX
4 1 (0.70%) DHCP
4 1 (0.70%) DNS
4 1 (0.70%) PABX
4 1 (0.70%) VoIP
Database & Business Intelligence
1 27 (18.88%) KDB
1 27 (18.88%) SQL Server
2 22 (15.38%) Relational Database
3 12 (8.39%) Big Data
3 12 (8.39%) NoSQL
4 9 (6.29%) Apache Hive
4 9 (6.29%) MongoDB
4 9 (6.29%) SQL Server Integration Services
5 8 (5.59%) Hadoop
5 8 (5.59%) SQL Server Reporting Services
6 7 (4.90%) SQL Server Analysis Services
7 1 (0.70%) DB2
7 1 (0.70%) DB2 UDB
7 1 (0.70%) HBase
7 1 (0.70%) RDBMS
Development Applications
1 24 (16.78%) Jenkins
2 21 (14.69%) Artifactory
2 21 (14.69%) TeamCity
3 20 (13.99%) Sonatype Nexus
4 4 (2.80%) Visual Studio
5 2 (1.40%) Git (software)
5 2 (1.40%) JHipster
6 1 (0.70%) GoCD
6 1 (0.70%) JIRA
General
1 93 (65.03%) Finance
2 59 (41.26%) Front Office
3 46 (32.17%) Banking
4 12 (8.39%) Investment Banking
5 1 (0.70%) Financial Institution
Job Titles
1 103 (72.03%) Developer
2 39 (27.27%) C++ Developer
3 31 (21.68%) Java Developer
4 25 (17.48%) KDB Developer
4 25 (17.48%) Senior Developer
5 16 (11.19%) Senior C++ Developer
6 13 (9.09%) DevOps Engineer
6 13 (9.09%) Electronic Trading Developer
7 12 (8.39%) Electronic Trading C++ Developer
7 12 (8.39%) Low Latency C++ Developer
8 9 (6.29%) Front Office Developer
8 9 (6.29%) JavaScript Engineer
9 8 (5.59%) Front Office C++ Developer
9 8 (5.59%) Investment Banking C++ Developer
9 8 (5.59%) Senior Java Developer
10 5 (3.50%) Support Engineer
11 4 (2.80%) JavaScript Developer
11 4 (2.80%) Linux Developer
11 4 (2.80%) Senior Support Engineer
11 4 (2.80%) Server Engineer
Libraries, Frameworks & Software Standards
1 35 (24.48%) FIX Protocol
2 22 (15.38%) Node.js
3 12 (8.39%) .NET
4 11 (7.69%) Spring
5 8 (5.59%) Web Services
5 8 (5.59%) XML
6 6 (4.20%) Spring Boot
7 4 (2.80%) AngularJS
7 4 (2.80%) HTML
7 4 (2.80%) HTML5
7 4 (2.80%) JSON
8 1 (0.70%) Elastic Stack
8 1 (0.70%) J2EE
Miscellaneous
1 47 (32.87%) Analytical Skills
2 26 (18.18%) Equities
3 19 (13.29%) Virtual Team
4 4 (2.80%) Social Network
5 3 (2.10%) Client/Server
5 3 (2.10%) Computer Science
6 1 (0.70%) Data Centre
6 1 (0.70%) Derivative
6 1 (0.70%) Enterprise Software
6 1 (0.70%) Equity Derivative
6 1 (0.70%) Handset
6 1 (0.70%) Replication
6 1 (0.70%) SWIFT
Operating Systems
1 97 (67.83%) Unix
2 12 (8.39%) Windows
3 1 (0.70%) Mac OS
Processes & Methodologies
1 58 (40.56%) Low Latency
2 45 (31.47%) Market Making
3 38 (26.57%) OO
4 37 (25.87%) Multithreading
5 35 (24.48%) Continuous Integration
5 35 (24.48%) Electronic Trading
6 34 (23.78%) OOP
7 31 (21.68%) OOA/OOD
8 23 (16.08%) Agile Software Development
8 23 (16.08%) Mentoring
9 20 (13.99%) DevOps
10 14 (9.79%) Information Security
10 14 (9.79%) Integration Testing
11 13 (9.09%) SDLC
11 13 (9.09%) Unit Testing
12 9 (6.29%) Requirements Analysis
13 6 (4.20%) Functional Testing
13 6 (4.20%) Pattern Matching
13 6 (4.20%) TDD
14 4 (2.80%) Continuous Delivery
Programming Languages
1 71 (49.65%) Java
2 47 (32.87%) SQL
3 39 (27.27%) C++
4 31 (21.68%) JavaScript
5 14 (9.79%) C#
6 9 (6.29%) Perl
7 8 (5.59%) Python
8 2 (1.40%) Ruby
9 1 (0.70%) Bash Shell
9 1 (0.70%) Korn
9 1 (0.70%) Shell Script
Qualifications
1 16 (11.19%) Degree
2 10 (6.99%) Computer Science Degree
System Software
1 14 (9.79%) Active Directory
2 12 (8.39%) Docker
3 5 (3.50%) VMware Infrastructure
3 5 (3.50%) vSphere
4 4 (2.80%) Virtual Machines
5 1 (0.70%) Hyper-V
Systems Management
1 7 (4.90%) Kubernetes
2 6 (4.20%) Opscode Chef
3 3 (2.10%) Ansible
4 2 (1.40%) Puppet
5 1 (0.70%) Docker Swarm
5 1 (0.70%) Grafana
5 1 (0.70%) Graylog
5 1 (0.70%) Nagios
5 1 (0.70%) Prometheus
5 1 (0.70%) Rancher
5 1 (0.70%) yum
Vendors
1 28 (19.58%) Oracle
2 5 (3.50%) Microsoft
2 5 (3.50%) VMware
3 4 (2.80%) NetApp
4 2 (1.40%) Bloomberg
4 2 (1.40%) Fidessa
4 2 (1.40%) Reuters
5 1 (0.70%) Ab Initio
5 1 (0.70%) Red Hat