Period
to 22 February 2019

The following table provides summary statistics for permanent job vacancies advertised in Hertfordshire with a requirement for API Development skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited API Development over the 6 months to 22 February 2019 with a comparison to the same period in the previous 2 years.

API Development
East of England > Hertfordshire
6 months to
22 Feb 2019
Same period 2018 Same period 2017
Rank 187 223 214
Rank change year-on-year +36 -9 +19
Permanent jobs citing API Development 3 8 2
As % of all permanent IT jobs advertised in Hertfordshire 0.087% 0.16% 0.044%
As % of the Processes & Methodologies category 0.100% 0.18% 0.048%
Number of salaries quoted 3 6 2
Hertfordshire median annual salary £55,000 £65,000 £50,000
Median salary % change year-on-year -15.38% +30.00% +42.86%
10th Percentile £31,500 £60,000 £47,500
90th Percentile £78,500 £68,750 £52,500
East of England median annual salary £50,000 £60,000 £50,000
% change year-on-year -16.67% +20.00% +33.33%

API Development is in the Processes and Methodologies category. The following table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in Hertfordshire with a requirement for process or methodology skills.

All Process and Methodology Skills
Hertfordshire
Permanent vacancies with a requirement for process or methodology skills 3,009 4,380 4,137
As % of all permanent IT jobs advertised in Hertfordshire 87.52% 89.94% 90.60%
Number of salaries quoted 2,345 3,714 3,419
Hertfordshire median annual salary £50,000 £50,000 £47,500
Median salary % change year-on-year - +5.26% +5.56%
10th Percentile £26,250 £27,000 £26,250
90th Percentile £75,000 £71,250 £72,500
East of England median annual salary £47,500 £50,000 £45,000
% change year-on-year -5.00% +11.11% -

API Development
Job Vacancy Trend in Hertfordshire

Job postings citing API Development as a percentage of all IT jobs advertised in Hertfordshire.

Job vacancy trend for API Development in Hertfordshire

API Development
Salary Trend in Hertfordshire

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing API Development in Hertfordshire.

Salary trend for API Development in Hertfordshire

API Development
Salary Histogram in Hertfordshire

The salary distribution of IT jobs citing API Development in Hertfordshire over the 6 months to 22 February 2019.

Salary histogram for API Development in Hertfordshire

API Development
Job Locations in Hertfordshire

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing API Development within the Hertfordshire region over the 6 months to 22 February 2019. 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
Job
Vacancies
Bishop's Stortford - 2 £41,250 - 1
API Development
East of England

For the 6 months to 22 February 2019, IT jobs citing API Development 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 Hertfordshire region with a requirement for API Development.

1 2 (66.67%) Spring
1 2 (66.67%) Java
2 1 (33.33%) Retail
2 1 (33.33%) Data Analysis
2 1 (33.33%) Web Services
2 1 (33.33%) Project Management
2 1 (33.33%) Competitor Analysis
2 1 (33.33%) Degree
2 1 (33.33%) Computer Science
2 1 (33.33%) French Language
2 1 (33.33%) German Language
2 1 (33.33%) Spanish Language
2 1 (33.33%) Swedish Language
2 1 (33.33%) Market Research
2 1 (33.33%) Amazon AWS
2 1 (33.33%) SaaS
2 1 (33.33%) REST
2 1 (33.33%) Mentoring
2 1 (33.33%) Analytical Skills
2 1 (33.33%) Public Cloud
2 1 (33.33%) Creative Problem-Solving
2 1 (33.33%) Decision-Making
2 1 (33.33%) Problem-Solving
2 1 (33.33%) Data-Driven Decision Making

API Development
Co-occurring IT Skills in Hertfordshire 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:

Cloud Services
1 1 (33.33%) Amazon AWS
1 1 (33.33%) SaaS
General
1 1 (33.33%) French Language
1 1 (33.33%) German Language
1 1 (33.33%) Retail
1 1 (33.33%) Spanish Language
1 1 (33.33%) Swedish Language
Job Titles
1 2 (66.67%) Developer
1 2 (66.67%) Java Developer
2 1 (33.33%) Architect
2 1 (33.33%) AWS Architect
2 1 (33.33%) AWS Solutions Architect
2 1 (33.33%) Junior
2 1 (33.33%) Junior Developer
2 1 (33.33%) Junior Java Developer
2 1 (33.33%) SaaS Architect
2 1 (33.33%) Senior Developer
2 1 (33.33%) Senior Java Developer
2 1 (33.33%) Solutions Architect
Libraries, Frameworks & Software Standards
1 2 (66.67%) Spring
2 1 (33.33%) REST
2 1 (33.33%) Web Services
Miscellaneous
1 1 (33.33%) Analytical Skills
1 1 (33.33%) Public Cloud
Processes & Methodologies
1 1 (33.33%) Competitor Analysis
1 1 (33.33%) Computer Science
1 1 (33.33%) Creative Problem-Solving
1 1 (33.33%) Data Analysis
1 1 (33.33%) Data-Driven Decision Making
1 1 (33.33%) Decision-Making
1 1 (33.33%) Market Research
1 1 (33.33%) Mentoring
1 1 (33.33%) Problem-Solving
1 1 (33.33%) Project Management
Programming Languages
1 2 (66.67%) Java
Qualifications
1 1 (33.33%) Degree