ZK Framework
UK

The table below provides summary statistics for permanent job vacancies requiring ZK skills. It includes a benchmarking guide to the annual salaries offered in vacancies that cited ZK over the 6 months leading up to 12 May 2025, comparing them to the same period in the previous two years.

6 months to
12 May 2025
Same period 2024 Same period 2023
Rank 716 - 980
Rank change year-on-year - - +222
Permanent jobs citing ZK 1 0 1
As % of all permanent jobs advertised in the UK 0.002% - 0.001%
As % of the Libraries, Frameworks & Software Standards category 0.011% - 0.003%
Number of salaries quoted 1 0 1
10th Percentile - - -
25th Percentile £125,000 - -
Median annual salary (50th Percentile) £130,000 - £65,000
75th Percentile £135,000 - -
90th Percentile - - -
UK excluding London median annual salary - - -

All Software Libraries and Frameworks
UK

ZK falls under the Software Libraries and Frameworks category. For comparison with the information above, the following table provides summary statistics for all permanent job vacancies requiring technical specification, industry standards, software libraries and framework skills.

Permanent vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 9,266 21,085 30,356
As % of all permanent jobs advertised in the UK 16.81% 21.25% 30.09%
Number of salaries quoted 6,325 15,771 18,730
10th Percentile £38,750 £36,250 £40,834
25th Percentile £51,000 £45,000 £50,000
Median annual salary (50th Percentile) £65,000 £60,000 £67,500
Median % change year-on-year +8.33% -11.11% +7.14%
75th Percentile £87,500 £78,750 £87,500
90th Percentile £111,250 £100,000 £106,250
UK excluding London median annual salary £60,000 £55,000 £57,500
% change year-on-year +9.09% -4.35% +4.55%

ZK
Job Vacancy Trend

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

Job vacancy trend for ZK in the UK

ZK
Salary Trend

3-month moving average salary quoted in jobs citing ZK.

Salary trend for ZK in the UK

ZK
Top 2 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing ZK within the UK over the 6 months to 12 May 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
London - 1 £130,000 - 4
England - 1 £130,000 - 4

ZK
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:

Cloud Services
1 1 (100.00%) AWS
1 1 (100.00%) Azure
1 1 (100.00%) GCP
General
1 1 (100.00%) Finance
Job Titles
1 1 (100.00%) Blockchain Engineer
Libraries, Frameworks & Software Standards
1 1 (100.00%) Smart Contracts
1 1 (100.00%) Spring
Miscellaneous
1 1 (100.00%) Blockchain
Processes & Methodologies
1 1 (100.00%) CI/CD
1 1 (100.00%) DeFi
1 1 (100.00%) Key Management
Programming Languages
1 1 (100.00%) Java
1 1 (100.00%) Rust
1 1 (100.00%) Solidity
Systems Management
1 1 (100.00%) Kubernetes