Period
to 24 November 2017

The following table provides summary statistics for contract job vacancies advertised in Belfast 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 24 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
County Antrim > Belfast
6 months to
24 Nov 2017
Same period 2016 Same period 2015
Rank 12 10 8
Rank change year-on-year -2 -2 +3
Contract jobs citing Linux 124 32 20
As % of all contract IT jobs advertised in Belfast 21.38% 11.90% 15.75%
As % of the Operating Systems category 62.00% 50.00% 57.14%
Number of daily rates quoted 105 25 17
Belfast median daily rate £425 £420 £313
Median daily rate % change year-on-year +1.19% +34.40% +1.63%
10th Percentile £388 £264 £163
90th Percentile £574 £578 £456
County Antrim median daily rate £425 £420 £313
% change year-on-year +1.19% +34.40% +1.63%
Number of hourly rates quoted 0 0 0
Belfast median hourly rate - - -
County Antrim median hourly rate - - -

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 Belfast with a requirement for operating system skills.

All Operating Systems
Belfast
Contract vacancies with a requirement for operating system skills 200 64 35
As % of all contract IT jobs advertised in Belfast 34.48% 23.79% 27.56%
Number of daily rates quoted 157 39 24
Belfast median daily rate £416 £400 £313
Median daily rate % change year-on-year +4.00% +28.00% +4.17%
10th Percentile £310 £127 £163
90th Percentile £567 £563 £446
County Antrim median daily rate £416 £400 £313
% change year-on-year +4.00% +28.00% +4.17%
Number of hourly rates quoted 5 9 3
Belfast median hourly rate £11.50 £13.00 £15.25
Median hourly rate % change year-on-year -11.54% -14.75% -8.02%
10th Percentile £8.85 £10.00 £14.13
90th Percentile £15.27 £14.80 £17.49
County Antrim median hourly rate £11.50 £13.00 £15.25
% change year-on-year -11.54% -14.75% -5.63%

Linux
Job Vacancy Trend in Belfast

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

Job vacancy trend for Linux in Belfast

Linux
Contractor Daily Rate Trend in Belfast

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

Contractor daily rate trend for Linux in Belfast

Linux
Contractor Daily Rate Histogram in Belfast

The daily rate distribution of IT jobs citing Linux in Belfast over the 6 months to 24 November 2017.

Contractor daily rate histogram for Linux in Belfast

Linux
Contractor Hourly Rate Trend in Belfast

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

Contractor hourly rate trend for Linux in Belfast

For the 6 months to 24 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 Belfast region with a requirement for Linux.

1 85 (68.55%) Unix
2 81 (65.32%) Finance
3 64 (51.61%) Java
4 51 (41.13%) Front Office
4 51 (41.13%) Low Latency
5 43 (34.68%) Analytical Skills
6 40 (32.26%) SQL
7 38 (30.65%) Market Making
8 37 (29.84%) OO
9 34 (27.42%) Banking
10 32 (25.81%) C++
11 30 (24.19%) Multithreading
12 29 (23.39%) Equities
13 28 (22.58%) Electronic Trading
13 28 (22.58%) FIX Protocol
14 27 (21.77%) KDB
14 27 (21.77%) OOP
15 26 (20.97%) Continuous Integration
16 24 (19.35%) OOA/OOD
17 23 (18.55%) Mentoring
17 23 (18.55%) Relational Database
18 21 (16.94%) SQL Server
18 21 (16.94%) JavaScript
18 21 (16.94%) Agile Software Development
19 19 (15.32%) Oracle
20 15 (12.10%) Virtual Team
21 14 (11.29%) DevOps
21 14 (11.29%) Jenkins
22 12 (9.68%) Integration Testing
22 12 (9.68%) Degree

Linux
Co-occurring IT Skills in Belfast 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 (5.65%) WebSphere
2 4 (3.23%) JBoss
3 1 (0.81%) Confluence
Business Applications
1 9 (7.26%) Actimize
Cloud Services
1 12 (9.68%) npm
2 8 (6.45%) Cloud Computing
3 2 (1.61%) Amazon AWS
3 2 (1.61%) Microsoft Azure
Communications & Networking
1 6 (4.84%) LDAP
2 4 (3.23%) HTTP
2 4 (3.23%) SSL
2 4 (3.23%) TCP/IP
3 1 (0.81%) Firewall
Database & Business Intelligence
1 27 (21.77%) KDB
2 23 (18.55%) Relational Database
3 21 (16.94%) SQL Server
4 12 (9.68%) Big Data
5 9 (7.26%) Apache Hive
5 9 (7.26%) NoSQL
5 9 (7.26%) SQL Server Integration Services
6 8 (6.45%) Hadoop
6 8 (6.45%) SQL Server Reporting Services
7 7 (5.65%) SQL Server Analysis Services
8 6 (4.84%) MongoDB
9 1 (0.81%) DB2
9 1 (0.81%) DB2 UDB
9 1 (0.81%) RDBMS
Development Applications
1 14 (11.29%) Jenkins
2 12 (9.68%) Artifactory
2 12 (9.68%) Sonatype Nexus
2 12 (9.68%) TeamCity
3 4 (3.23%) Visual Studio
4 2 (1.61%) JHipster
5 1 (0.81%) Git (software)
5 1 (0.81%) JIRA
General
1 81 (65.32%) Finance
2 51 (41.13%) Front Office
3 34 (27.42%) Banking
4 10 (8.06%) Investment Banking
Job Titles
1 94 (75.81%) Developer
2 32 (25.81%) C++ Developer
2 32 (25.81%) Java Developer
3 25 (20.16%) KDB Developer
4 23 (18.55%) Senior Developer
5 13 (10.48%) Senior C++ Developer
6 9 (7.26%) DevOps Engineer
6 9 (7.26%) Senior Java Developer
7 8 (6.45%) Low Latency C++ Developer
8 7 (5.65%) Electronic Trading Developer
8 7 (5.65%) Front Office Developer
8 7 (5.65%) Investment Banking C++ Developer
9 6 (4.84%) Electronic Trading C++ Developer
9 6 (4.84%) Front Office C++ Developer
10 5 (4.03%) JavaScript Engineer
11 4 (3.23%) Linux Developer
11 4 (3.23%) Server Engineer
12 3 (2.42%) .NET Developer
12 3 (2.42%) Big Data Developer
12 3 (2.42%) C# Developer
Libraries, Frameworks & Software Standards
1 28 (22.58%) FIX Protocol
2 12 (9.68%) Node.js
3 11 (8.87%) Spring
4 8 (6.45%) XML
5 7 (5.65%) .NET
5 7 (5.65%) Web Services
6 6 (4.84%) Spring Boot
7 4 (3.23%) AngularJS
7 4 (3.23%) HTML
7 4 (3.23%) HTML5
7 4 (3.23%) JSON
8 1 (0.81%) J2EE
Miscellaneous
1 43 (34.68%) Analytical Skills
2 29 (23.39%) Equities
3 15 (12.10%) Virtual Team
4 3 (2.42%) Social Network
5 2 (1.61%) Client/Server
5 2 (1.61%) Computer Science
6 1 (0.81%) Derivative
6 1 (0.81%) Enterprise Software
6 1 (0.81%) Equity Derivative
6 1 (0.81%) SWIFT
Operating Systems
1 85 (68.55%) Unix
2 10 (8.06%) Windows
Processes & Methodologies
1 51 (41.13%) Low Latency
2 38 (30.65%) Market Making
3 37 (29.84%) OO
4 30 (24.19%) Multithreading
5 28 (22.58%) Electronic Trading
6 27 (21.77%) OOP
7 26 (20.97%) Continuous Integration
8 24 (19.35%) OOA/OOD
9 23 (18.55%) Mentoring
10 21 (16.94%) Agile Software Development
11 14 (11.29%) DevOps
12 12 (9.68%) Information Security
12 12 (9.68%) Integration Testing
13 11 (8.87%) Requirements Analysis
13 11 (8.87%) Unit Testing
14 10 (8.06%) SDLC
15 6 (4.84%) Functional Testing
15 6 (4.84%) Pattern Matching
16 4 (3.23%) TDD
16 4 (3.23%) User Acceptance Testing
Programming Languages
1 64 (51.61%) Java
2 40 (32.26%) SQL
3 32 (25.81%) C++
4 21 (16.94%) JavaScript
5 11 (8.87%) C#
6 9 (7.26%) Perl
7 8 (6.45%) Python
8 2 (1.61%) Ruby
9 1 (0.81%) Bash Shell
9 1 (0.81%) Korn
9 1 (0.81%) Shell Script
Qualifications
1 12 (9.68%) Degree
2 7 (5.65%) Computer Science Degree
System Software
1 10 (8.06%) Docker
2 8 (6.45%) Active Directory
3 4 (3.23%) Virtual Machines
3 4 (3.23%) VMware Infrastructure
3 4 (3.23%) vSphere
Systems Management
1 6 (4.84%) Kubernetes
2 4 (3.23%) Opscode Chef
3 2 (1.61%) Ansible
4 1 (0.81%) Graylog
4 1 (0.81%) Nagios
4 1 (0.81%) Puppet
4 1 (0.81%) yum
Vendors
1 19 (15.32%) Oracle
2 4 (3.23%) Microsoft
2 4 (3.23%) NetApp
2 4 (3.23%) VMware
3 2 (1.61%) Bloomberg
3 2 (1.61%) Fidessa
3 2 (1.61%) Reuters
4 1 (0.81%) Ab Initio