Period
to 24 January 2018

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 January 2018 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 Jan 2018
Same period 2017 Same period 2016
Rank 14 7 15
Rank change year-on-year -7 +8 -7
Contract jobs citing Linux 68 55 13
As % of all contract IT jobs advertised in Belfast 14.47% 16.67% 9.09%
As % of the Operating Systems category 48.92% 53.92% 35.14%
Number of daily rates quoted 55 45 9
Belfast median daily rate £445 £500 £425
Median daily rate % change year-on-year -11.00% +17.65% +34.39%
10th Percentile £400 £400 £294
90th Percentile £576 £588 £450
County Antrim median daily rate £445 £500 £425
% change year-on-year -11.00% +17.65% +34.39%
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 139 102 37
As % of all contract IT jobs advertised in Belfast 29.57% 30.91% 25.87%
Number of daily rates quoted 107 70 25
Belfast median daily rate £420 £420 £351
Median daily rate % change year-on-year - +19.83% +21.91%
10th Percentile £279 £141 £294
90th Percentile £554 £588 £450
County Antrim median daily rate £420 £420 £351
% change year-on-year - +19.83% +21.91%
Number of hourly rates quoted 4 16 3
Belfast median hourly rate £11.50 £12.00 £15.25
Median hourly rate % change year-on-year -4.17% -21.31% -5.63%
10th Percentile £8.45 £10.00 £14.13
90th Percentile £14.73 £13.50 £17.49
County Antrim median hourly rate £11.50 £12.00 £15.25
% change year-on-year -4.17% -21.31% -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 January 2018.

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 January 2018, IT contractor jobs citing Linux also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all contract job ads across the Belfast region with a requirement for Linux.

1 51 (75.00%) Unix
2 41 (60.29%) Java
3 39 (57.35%) Finance
4 33 (48.53%) Low Latency
5 29 (42.65%) Analytical Skills
5 29 (42.65%) Front Office
6 22 (32.35%) Equities
7 21 (30.88%) SQL
7 21 (30.88%) OO
7 21 (30.88%) Market Making
7 21 (30.88%) Mentoring
8 20 (29.41%) Relational Database
9 18 (26.47%) KDB
10 17 (25.00%) Multithreading
11 16 (23.53%) Banking
12 15 (22.06%) C++
13 14 (20.59%) OOP
13 14 (20.59%) Agile Software Development
13 14 (20.59%) Electronic Trading
14 11 (16.18%) Spring
14 11 (16.18%) OOA/OOD
14 11 (16.18%) Virtual Team
15 10 (14.71%) Continuous Integration
16 9 (13.24%) JavaScript
16 9 (13.24%) FIX Protocol
17 8 (11.76%) Requirements Analysis
17 8 (11.76%) Degree
17 8 (11.76%) Investment Banking
17 8 (11.76%) SQL Server
18 7 (10.29%) Information Security

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 4 (5.88%) WebSphere
2 2 (2.94%) JBoss
3 1 (1.47%) Confluence
Business Applications
1 4 (5.88%) Actimize
Communications & Networking
1 4 (5.88%) HTTP
1 4 (5.88%) SSL
1 4 (5.88%) TCP/IP
2 1 (1.47%) Firewall
Database & Business Intelligence
1 20 (29.41%) Relational Database
2 18 (26.47%) KDB
3 8 (11.76%) SQL Server
4 4 (5.88%) Apache Hive
4 4 (5.88%) Big Data
4 4 (5.88%) Hadoop
4 4 (5.88%) SQL Server Analysis Services
4 4 (5.88%) SQL Server Integration Services
4 4 (5.88%) SQL Server Reporting Services
5 3 (4.41%) NoSQL
Development Applications
1 2 (2.94%) JHipster
2 1 (1.47%) Git (software)
2 1 (1.47%) JIRA
General
1 39 (57.35%) Finance
2 29 (42.65%) Front Office
3 16 (23.53%) Banking
4 8 (11.76%) Investment Banking
Job Titles
1 59 (86.76%) Developer
2 25 (36.76%) Java Developer
3 17 (25.00%) Senior Developer
4 16 (23.53%) KDB Developer
5 15 (22.06%) C++ Developer
6 9 (13.24%) Senior Java Developer
7 7 (10.29%) Investment Banking C++ Developer
7 7 (10.29%) Senior C++ Developer
8 3 (4.41%) .NET Developer
8 3 (4.41%) C# Developer
9 2 (2.94%) C# .NET Developer
9 2 (2.94%) Server Engineer
9 2 (2.94%) Software Engineer
10 1 (1.47%) Angular Developer
10 1 (1.47%) Consultant
10 1 (1.47%) DevOps Consultant
10 1 (1.47%) DevOps Engineer
10 1 (1.47%) Low Latency Java Developer
10 1 (1.47%) Senior .NET Developer
10 1 (1.47%) Senior SQL Developer
Libraries, Frameworks & Software Standards
1 11 (16.18%) Spring
2 9 (13.24%) FIX Protocol
3 6 (8.82%) Spring Boot
3 6 (8.82%) Web Services
4 4 (5.88%) .NET
4 4 (5.88%) AngularJS
4 4 (5.88%) HTML
4 4 (5.88%) HTML5
4 4 (5.88%) JSON
4 4 (5.88%) XML
Miscellaneous
1 29 (42.65%) Analytical Skills
2 22 (32.35%) Equities
3 11 (16.18%) Virtual Team
4 2 (2.94%) Client/Server
5 1 (1.47%) Enterprise Software
Operating Systems
1 51 (75.00%) Unix
2 3 (4.41%) Windows
Processes & Methodologies
1 33 (48.53%) Low Latency
2 21 (30.88%) Market Making
2 21 (30.88%) Mentoring
2 21 (30.88%) OO
3 17 (25.00%) Multithreading
4 14 (20.59%) Agile Software Development
4 14 (20.59%) Electronic Trading
4 14 (20.59%) OOP
5 11 (16.18%) OOA/OOD
6 10 (14.71%) Continuous Integration
7 8 (11.76%) Requirements Analysis
8 7 (10.29%) Information Security
8 7 (10.29%) Integration Testing
9 4 (5.88%) Functional Testing
9 4 (5.88%) Pattern Matching
9 4 (5.88%) SDLC
9 4 (5.88%) Software Engineering
10 3 (4.41%) DevOps
11 2 (2.94%) TDD
12 1 (1.47%) Physics
Programming Languages
1 41 (60.29%) Java
2 21 (30.88%) SQL
3 15 (22.06%) C++
4 9 (13.24%) JavaScript
5 6 (8.82%) Python
6 5 (7.35%) C#
7 4 (5.88%) Perl
8 2 (2.94%) Ruby
Qualifications
1 8 (11.76%) Degree
2 7 (10.29%) Computer Science Degree
System Software
1 6 (8.82%) Docker
2 2 (2.94%) Virtual Machines
2 2 (2.94%) VMware Infrastructure
2 2 (2.94%) vSphere
Systems Management
1 6 (8.82%) Kubernetes
2 1 (1.47%) Graylog
2 1 (1.47%) Nagios
2 1 (1.47%) Puppet
2 1 (1.47%) yum
Vendors
1 4 (5.88%) Oracle
2 2 (2.94%) Microsoft
2 2 (2.94%) NetApp
2 2 (2.94%) VMware