Software Library & Framework Statistics in Hertfordshire

Results 1 - 50 of 59
Permanent Job Market Index
DescriptionSort by demand rank 6 months to 12 May 2026Rank
6 Months to
Rank
YoY Change
Median
Salary
Median Salary
YoY Change
Historical
Absolute & Relative
Jobs Vacancies
Live
Jobs
.NET59Up 2 places+2£65,000+13.04%46 2.04%22
.NET Core69Up 9 places+9£63,750+6.25%34 1.51%14
CSS70Down -3 places-3£55,000+46.66%33 1.47%11
React76Down -8 places-8£52,500-12.50%27 1.20%11
HTML78Down -11 places-11£55,000+46.66%25 1.11%15
ASP.NET83Down -2 places-2£60,000+4.34%20 0.89%12
ASP.NET Core83New entry-£60,000-20 0.89%12
ML.NET89New entry-£60,000-14 0.62%6
Node.js91Down -22 places-22£45,000-30.76%12 0.53%6
RESTful92Down -28 places-28£55,000-35.29%11 0.49%8
TensorFlow93New entry---10 0.44%
PySpark93New entry-£75,000-10 0.44%1
PyTorch93New entry---10 0.44%
Blazor94New entry-£55,000-9 0.40%7
REST95Down -19 places-19£60,000+6.66%8 0.36%2
Kafka95Down -16 places-16£62,500-19.35%8 0.36%2
Oracle Fusion95Down -13 places-13£100,000+14.28%8 0.36%
scikit-learn95New entry---8 0.36%
SOAP96Down -19 places-19£60,000+2.12%7 0.31%
LangChain97New entry---6 0.27%
pgvector97New entry---6 0.27%
LlamaIndex97New entry---6 0.27%
XML98Down -18 places-18£55,000-5 0.22%
Ruby on Rails98Down -16 places-16--5 0.22%
Entity Framework98Down -18 places-18£60,000+4.34%5 0.22%3
JSON98Down -16 places-16£55,000+10.00%5 0.22%
LDAP99Down -28 places-28£50,000-19.35%4 0.18%3
LINQ99Down -18 places-18£61,250+6.52%4 0.18%3
Next.js99Down -18 places-18£45,000-18.18%4 0.18%
NestJS99Down -19 places-19£45,000-41.93%4 0.18%
Pandas99Down -23 places-23--4 0.18%
OpenGL100New entry-£40,000-3 0.13%1
Vue100Down -27 places-27£57,500+4.54%3 0.13%2
Vulkan100New entry-£40,000-3 0.13%
ASP.NET Web API100Down -19 places-19£57,500-3 0.13%3
NumPy101New entry---2 0.089%
Matplotlib101New entry---2 0.089%
.NET Framework101Down -21 places-21£56,250-2.17%2 0.089%1
Seaborn101New entry---2 0.089%
AngularJS101Down -24 places-24£57,500-2 0.089%4
JWT101Down -33 places-33£60,000-29.41%2 0.089%1
Lightning Web Components101New entry-£120,000-2 0.089%
Web Services102Down -28 places-28£52,500-1 0.044%3
Middleware102Down -20 places-20£100,000+53.84%1 0.044%1
gRPC102Down -20 places-20--1 0.044%
Keras102New entry---1 0.044%
WPF102New entry-£65,000-1 0.044%3
Django102New entry-£72,500-1 0.044%
SignalR102New entry-£42,500-1 0.044%
jQuery102Down -23 places-23£25,000-1 0.044%