The following table provides summary statistics for contract job vacancies with a requirement for IEC 61508 skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited IEC 61508 over the 3 months to 29 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.

IEC 61508
UK
3 months to
29 Mar 2017
Same period 2016 Same period 2015
Rank 591 640 621
Rank change year-on-year +49 -19  
Contract jobs citing IEC 61508 14 8 4
As % of all contract IT jobs advertised in the UK 0.031% 0.015% 0.007%
As % of the Quality Assurance & Compliance category 0.26% 0.13% 0.063%
Number of daily rates quoted 7 3 0
Median daily rate £380 £425 -
Median daily rate % change year-on-year -10.58% -  
UK excluding London median daily rate £380 £425 -
% change year-on-year -10.58% -  
Number of hourly rates quoted 5 4 2
Median hourly rate £42.50 £45.00 £38.75
Median hourly rate % change year-on-year -5.55% +16.12%  
UK excluding London median hourly rate £42.50 £45.00 £38.75
% change year-on-year -5.55% +16.12%  

IEC 61508 is in the quality assurance and compliance skills category. The next table is for comparison with the above and provides summary statistics for all contract job vacancies with a requirement for quality assurance and compliance skills.

Contract Quality Assurance & Compliance Skills
UK
Contract job vacancies with a requirement for quality assurance and compliance skills 5285 5983 6354
As % of all contract IT job vacancies advertised in the UK 11.68% 11.12% 11.89%
Number of daily rates quoted 3482 3802 3856
Median daily rate £450 £420 £400
Median daily rate % change year-on-year +7.14% +5.00%  
90% offered a daily rate of more than £263 £250 £230
10% offered a daily rate of more than £620 £597 £600
UK excluding London median daily rate £400 £400 £380
% change year-on-year - +5.26%  
Number of hourly rates quoted 162 197 177
Median hourly rate £20.00 £37.50 £26.75
Median hourly rate % change year-on-year -46.66% +40.18%  
90% offered a hourly rate of more than £11.00 £12.72 £11.70
10% offered a hourly rate of more than £52.50 £60.98 £49.50
UK excluding London median hourly rate £20.00 £40.00 £29.00
% change year-on-year -50.00% +37.93%  

IEC 61508
Job Vacancy Trend

The job posting trend of jobs advertised citing IEC 61508 as a proportion of all contract or permanent IT jobs with a match in the Quality Assurance & Compliance category.

Job vacancy trend for IEC 61508 in the UK

IEC 61508
Contractor Daily Rate Trend

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing IEC 61508.

Contractor daily rate trend for IEC 61508 in the UK

IEC 61508
Contractor Daily Rate Histogram

The daily rate distribution of IT jobs citing IEC 61508 over the 3 months to 29 March 2017.

Contractor daily rate histogram for IEC 61508 in the UK

IEC 61508
Contractor Hourly Rate Trend

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing IEC 61508.

Contractor hourly rate trend for IEC 61508 in the UK

IEC 61508
Top 14 Contract Locations

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing IEC 61508 within the UK over the 3 months to 29 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
England +52 11 £375 -11.76% 1
South East +21 5 £380 -7.31%
Hampshire +16 4 - -
South West -5 3 £375 - 1
Wales - 3 £625 -
Northamptonshire - 3 £325 -
Northampton - 3 £325 -
South Wales - 3 £625 -
East Midlands - 3 £325 -
Cardiff - 2 £638 -
Wiltshire - 2 £375 -
Surrey +1 1 £380 -15.55%
Woking - 1 £380 -
Bristol - 1 - - 1

For the 6 months to 29 March 2017, IT contractor jobs citing IEC 61508 also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads with a requirement for IEC 61508.

1 16 (55.17%) Def Stans
2 15 (51.72%) ISO26262
3 14 (48.28%) Hazard Analysis
3 14 (48.28%) C++
4 13 (44.83%) C
5 11 (37.93%) Rational DOORS
6 10 (34.48%) DO-178B
6 10 (34.48%) Automotive
7 9 (31.03%) MS Office
7 9 (31.03%) SC Cleared
7 9 (31.03%) Security Cleared
8 7 (24.14%) Military
8 7 (24.14%) Risk Assessment
9 6 (20.69%) Degree
9 6 (20.69%) Unit Testing
9 6 (20.69%) Coaching
9 6 (20.69%) MISRA
10 5 (17.24%) MISRA C
10 5 (17.24%) Rational Rhapsody
10 5 (17.24%) ARP4761
10 5 (17.24%) Requirements Analysis
10 5 (17.24%) DO-254
10 5 (17.24%) ARP4754
10 5 (17.24%) FMECA
10 5 (17.24%) CA
10 5 (17.24%) CAE
11 4 (13.79%) MATLAB
11 4 (13.79%) Simulink
11 4 (13.79%) Microsoft
11 4 (13.79%) HTML

IEC 61508
Co-occurring IT Skills 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 (13.79%) SharePoint
2 1 (3.45%) Confluence
Applications
1 9 (31.03%) MS Office
2 4 (13.79%) MS Excel
2 4 (13.79%) Simulink
3 1 (3.45%) MS PowerPoint
3 1 (3.45%) MS Visio
Communications & Networking
1 4 (13.79%) FlexRay
2 1 (3.45%) Ethernet
2 1 (3.45%) Profibus
Development Applications
1 11 (37.93%) Rational DOORS
2 5 (17.24%) Rational Rhapsody
3 1 (3.45%) Atlassian Bamboo
3 1 (3.45%) Git (software)
3 1 (3.45%) JIRA
3 1 (3.45%) SonarQube
3 1 (3.45%) Subversion
General
1 10 (34.48%) Automotive
2 7 (24.14%) Military
3 1 (3.45%) Aerospace
3 1 (3.45%) Electronics
Job Titles
1 6 (20.69%) Quality Engineer
1 6 (20.69%) Software Quality Engineer
1 6 (20.69%) Systems Engineer
2 4 (13.79%) Software Engineer
3 3 (10.34%) Applications Engineer
4 1 (3.45%) Embedded Engineer
4 1 (3.45%) Embedded Software Engineer
4 1 (3.45%) RAMS Engineer
Libraries, Frameworks & Software Standards
1 4 (13.79%) HTML
Miscellaneous
1 1 (3.45%) Computer Science
1 1 (3.45%) Field-Programmable Gate Array
Operating Systems
1 1 (3.45%) VxWorks
Processes & Methodologies
1 14 (48.28%) Hazard Analysis
2 7 (24.14%) Risk Assessment
3 6 (20.69%) Coaching
3 6 (20.69%) Unit Testing
4 5 (17.24%) CAE
4 5 (17.24%) FMECA
4 5 (17.24%) Requirements Analysis
5 4 (13.79%) Software Engineering
5 4 (13.79%) Stakeholder Management
6 2 (6.90%) Requirements Management
7 1 (3.45%) Change Control
7 1 (3.45%) Continuous Integration
7 1 (3.45%) Fault Management
7 1 (3.45%) Human Factors
7 1 (3.45%) Issue Tracking
7 1 (3.45%) Matrix Organization
7 1 (3.45%) Regression Testing
7 1 (3.45%) Release Management
7 1 (3.45%) Validation
7 1 (3.45%) V-Model
Programming Languages
1 14 (48.28%) C++
2 13 (44.83%) C
3 4 (13.79%) MATLAB
4 1 (3.45%) Python
Qualifications
1 9 (31.03%) SC Cleared
1 9 (31.03%) Security Cleared
2 6 (20.69%) Degree
Quality Assurance & Compliance
1 16 (55.17%) Def Stans
2 15 (51.72%) ISO26262
3 10 (34.48%) DO-178B
4 6 (20.69%) MISRA
5 5 (17.24%) ARP4754
5 5 (17.24%) ARP4761
5 5 (17.24%) DO-254
5 5 (17.24%) MISRA C
6 4 (13.79%) ISO 14001
Vendors
1 5 (17.24%) CA
2 4 (13.79%) Microsoft
3 1 (3.45%) Atlassian
3 1 (3.45%) Coverity
3 1 (3.45%) HP