Period
to 1 April 2020

The following table provides summary statistics for permanent job vacancies advertised in Cambridge with a requirement for POSIX skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited POSIX over the 6 months to 1 April 2020 with a comparison to the same period in the previous 2 years.

Portable Operating System Interface (POSIX)
Cambridgeshire > Cambridge
6 months to
1 Apr 2020
Same period 2019 Same period 2018
Rank 100 - 183
Rank change year-on-year - +183 -38
Permanent jobs citing POSIX 1 0 2
As % of all permanent jobs advertised in Cambridge 0.090% - 0.059%
As % of the Libraries, Frameworks & Software Standards category 0.23% - 0.14%
Number of salaries quoted 1 0 2
Median annual salary £70,000 - £72,500
10th Percentile £65,000 - £65,750
90th Percentile £75,000 - £85,250
Cambridgeshire median annual salary £70,000 £45,139 £65,000
% change year-on-year +55.08% -30.56% +116.67%

POSIX is in the Software Libraries and Frameworks category. The following table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in Cambridge with a requirement for technical specification, industry standards, software libraries and framework skills.

All Software Libraries and Frameworks
Cambridge
Permanent vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 440 732 1,385
As % of all permanent IT jobs advertised in Cambridge 39.43% 40.02% 40.95%
Number of salaries quoted 254 570 996
Median annual salary £50,000 £50,000 £50,000
10th Percentile £32,500 £32,250 £30,000
90th Percentile £74,625 £72,500 £67,500
Cambridgeshire median annual salary £50,000 £50,000 £50,000

POSIX
Job Vacancy Trend in Cambridge

Job postings citing POSIX as a proportion of all IT jobs advertised in Cambridge.

Job vacancy trend for POSIX in Cambridge

POSIX
Salary Trend in Cambridge

3-month moving average salary quoted in jobs citing POSIX in Cambridge.

Salary trend for POSIX in Cambridge

For the 6 months to 1 April 2020, IT jobs citing POSIX also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all permanent job ads across the Cambridge region with a requirement for POSIX.

1 1 (100.00%) C
1 1 (100.00%) C++
1 1 (100.00%) Linux
1 1 (100.00%) Python
1 1 (100.00%) DHCP
1 1 (100.00%) TCP/IP
1 1 (100.00%) SSL
1 1 (100.00%) IPv4
1 1 (100.00%) IPv6
1 1 (100.00%) Device Driver
1 1 (100.00%) Cryptography
1 1 (100.00%) Software Engineering
1 1 (100.00%) Wireshark
1 1 (100.00%) Analytical Skills
1 1 (100.00%) SDLC
1 1 (100.00%) Problem-Solving

POSIX
Co-occurring IT Skills in Cambridge 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:

Communications & Networking
1 1 (100.00%) DHCP
1 1 (100.00%) IPv4
1 1 (100.00%) IPv6
1 1 (100.00%) SSL
1 1 (100.00%) TCP/IP
1 1 (100.00%) Wireshark
Job Titles
1 1 (100.00%) Senior Software Engineer
1 1 (100.00%) Software Engineer
Miscellaneous
1 1 (100.00%) Analytical Skills
1 1 (100.00%) Device Driver
Operating Systems
1 1 (100.00%) Linux
Processes & Methodologies
1 1 (100.00%) Cryptography
1 1 (100.00%) Problem-Solving
1 1 (100.00%) SDLC
1 1 (100.00%) Software Engineering
Programming Languages
1 1 (100.00%) C
1 1 (100.00%) C++
1 1 (100.00%) Python