IEC 61508 Job Trends

IEC 61508
UK

The table below provides summary statistics and salary benchmarking for jobs requiring IEC 61508 skills. It covers vacancies from the 6 months leading up to 18 September 2025, with comparisons to the same periods in the previous two years.

6 months to
18 Sep 2025
Same period 2024 Same period 2023
Rank 646 778 747
Rank change year-on-year +132 -31 +386
Permanent jobs citing IEC 61508 30 18 30
As % of all permanent jobs advertised in the UK 0.061% 0.023% 0.050%
As % of the Quality Assurance & Compliance category 0.39% 0.17% 0.35%
Number of salaries quoted 6 1 15
10th Percentile £48,125 - £55,000
25th Percentile £55,000 £71,250 £57,500
Median annual salary (50th Percentile) £70,000 £72,500 £65,000
Median % change year-on-year -3.45% +11.54% +32.65%
75th Percentile £75,000 £73,750 £75,000
90th Percentile - - -
UK excluding London median annual salary £60,000 £72,500 £65,000
% change year-on-year -17.24% +11.54% +32.65%

All Quality Assurance and Compliance Skills
UK

IEC 61508 falls under the Quality Assurance and Compliance category. For comparison with the information above, the following table provides summary statistics for all permanent job vacancies requiring quality assurance or compliance skills.

Permanent vacancies with a requirement for quality assurance or compliance skills 7,712 10,498 8,676
As % of all permanent jobs advertised in the UK 15.59% 13.44% 14.40%
Number of salaries quoted 4,242 5,398 6,627
10th Percentile £30,000 £29,250 £32,500
25th Percentile £40,751 £40,000 £43,750
Median annual salary (50th Percentile) £57,500 £57,000 £60,000
Median % change year-on-year +0.88% -5.00% +9.09%
75th Percentile £75,000 £77,500 £77,250
90th Percentile £93,750 £97,250 £93,750
UK excluding London median annual salary £50,000 £50,000 £52,000
% change year-on-year - -3.85% +4.00%

IEC 61508
Job Vacancy Trend

Job postings citing IEC 61508 as a proportion of all IT jobs advertised.

Job vacancy trend for IEC 61508 in the UK

IEC 61508
Salary Trend

Salary distribution trend for jobs in the UK citing IEC 61508.

Salary distribution trend for jobs in the UK citing IEC 61508

IEC 61508
Salary Histogram

Salary distribution for jobs citing IEC 61508 over the 6 months to 18 September 2025.

Salary histogram for IEC 61508 in the UK

IEC 61508
Top 14 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing IEC 61508 within the UK over the 6 months to 18 September 2025. 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
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Jobs
England +122 29 £70,000 -3.45% 70
UK excluding London +127 28 £60,000 -17.24% 76
North of England +29 9 £47,500 - 18
South West +73 8 £60,000 - 13
Midlands - 8 £61,250 - 17
North West +14 7 - - 10
West Midlands - 7 £75,000 - 10
South East +54 5 - - 12
Work from Home +77 4 £75,000 +3.45% 61
London - 2 £75,000 - 2
Yorkshire - 2 £47,500 - 6
East of England -11 1 - - 9
East Midlands - 1 £47,500 - 6
Scotland - 1 - - 5

IEC 61508
Co-occurring Skills and Capabilities by Category

The follow tables expand on the table above by listing co-occurrences grouped by category. The same employment type, locality and period is covered with up to 20 co-occurrences shown in each of the following categories:

Application Platforms
1 7 (23.33%) WinCC
2 4 (13.33%) FactoryTalk
3 2 (6.67%) ArchestrA
Communications & Networking
1 8 (26.67%) Modbus
2 7 (23.33%) Firewall
3 3 (10.00%) Profibus
4 1 (3.33%) Ethernet
General
1 4 (13.33%) Aerospace
2 3 (10.00%) Automotive
2 3 (10.00%) Manufacturing
2 3 (10.00%) Military
3 2 (6.67%) Inclusion and Diversity
3 2 (6.67%) Legal
3 2 (6.67%) Public Sector
3 2 (6.67%) Social Skills
4 1 (3.33%) Aviation
Job Titles
1 12 (40.00%) Principal Engineer
2 10 (33.33%) Senior
3 5 (16.67%) Infrastructure Engineer
3 5 (16.67%) Systems Engineer
4 4 (13.33%) Lead
4 4 (13.33%) Safety Engineer
4 4 (13.33%) Software Engineer
5 3 (10.00%) Engineering Manager
5 3 (10.00%) Senior Infrastructure Engineer
5 3 (10.00%) Senior Manager
5 3 (10.00%) Senior Systems Engineer
6 2 (6.67%) Control Systems Engineer
6 2 (6.67%) Embedded Engineer
6 2 (6.67%) Embedded Software Engineer
6 2 (6.67%) Lead Infrastructure Engineer
6 2 (6.67%) Lead Software Engineer
6 2 (6.67%) Lead Systems Engineer
6 2 (6.67%) Software Support Engineer
6 2 (6.67%) Support Engineer
7 1 (3.33%) Safety Consultant
Miscellaneous
1 7 (23.33%) Driving Licence
1 7 (23.33%) Operational Technology
1 7 (23.33%) SCADA
2 6 (20.00%) Legacy Systems
3 5 (16.67%) Renewable Energy
4 2 (6.67%) Self-Motivation
5 1 (3.33%) ARM Cortex
5 1 (3.33%) Embedded Systems
Operating Systems
1 7 (23.33%) Windows
1 7 (23.33%) Windows Server
2 5 (16.67%) Windows Server 2016
3 3 (10.00%) Windows Server 2019
4 1 (3.33%) FreeRTOS
4 1 (3.33%) SafeRTOS
Processes & Methodologies
1 8 (26.67%) Safety Engineering
2 5 (16.67%) Infrastructure Engineering
2 5 (16.67%) Mathematics
2 5 (16.67%) Presales
2 5 (16.67%) Project Delivery
2 5 (16.67%) Project Management
2 5 (16.67%) Stakeholder Engagement
3 4 (13.33%) Cybersecurity
3 4 (13.33%) FMECA
3 4 (13.33%) Software Engineering
4 3 (10.00%) Coaching
4 3 (10.00%) Network Design
4 3 (10.00%) Physics
4 3 (10.00%) Supply Chain Management
4 3 (10.00%) Systems Engineering
5 2 (6.67%) Business Strategy
5 2 (6.67%) Deadline-Driven
5 2 (6.67%) Network Architecture
5 2 (6.67%) Technical Leadership
6 1 (3.33%) Software Assurance
Programming Languages
1 3 (10.00%) C
2 2 (6.67%) Ladder Logic
3 1 (3.33%) Ada
3 1 (3.33%) C++
Qualifications
1 20 (66.67%) Degree
2 14 (46.67%) BPSS Clearance
3 9 (30.00%) Chartered Engineer
4 8 (26.67%) Master's Degree
5 5 (16.67%) Security Cleared
6 2 (6.67%) HNC
6 2 (6.67%) HND
6 2 (6.67%) SC Cleared
7 1 (3.33%) Computer Science Degree
Quality Assurance & Compliance
1 11 (36.67%) Def Stans
2 7 (23.33%) QA
3 6 (20.00%) DO-254
4 5 (16.67%) IEC 61131
5 3 (10.00%) ARP4754
6 2 (6.67%) DO-178B
6 2 (6.67%) HAZOP
7 1 (3.33%) IEC 62304
7 1 (3.33%) ISO 26262
System Software
1 7 (23.33%) Hyper-V
1 7 (23.33%) VMware Infrastructure
2 4 (13.33%) Firmware
Systems Management
1 6 (20.00%) Functional Safety
Vendors
1 8 (26.67%) Siemens
2 7 (23.33%) Rockwell
2 7 (23.33%) VMware
3 1 (3.33%) Allen-Bradley