Level 3 Extended Diploma in IT and Data Science: Subjects, Careers and Next Steps
Thinking about the Level 3 Diploma in IT and Data Science? See the subjects, entry requirements, careers and next steps, and how to study it online.
Nov 05,2026 | Global Minds Education
Quick answer: The Level 3 Extended Diploma in IT and Data Science is a 180-credit UK qualification awarded by QUALIFI and regulated by Ofqual.
It teaches computer systems, networks, coding, cyber security, Python, data analysis and the basics of machine learning.
It sits at the same level as A-Levels, is open to anyone aged 18 or over, and leads to Level 4 IT diplomas or entry-level tech and data jobs.
At Global Minds Education, you can study it fully online in about 12 months.Data is now part of almost every job.
Shops track what customers buy, hospitals track patient waiting times, and banks watch for fraud in real time.
Someone has to collect that data, clean it and turn it into a decision.
The good news is that you do not need a computer science degree to start learning how.If you have searched for this course, you have probably found plenty of listings and very little explanation.
Most pages give you a unit table and a “contact us” button.
This guide goes further.
It covers what you will actually study, who the course suits (and who it does not), how much time it really takes, the jobs it can lead to, and where you can go next.What Is the Level 3 Extended Diploma in IT and Data Science?It is a vocational qualification on the UK’s Regulated Qualifications Framework (RQF).
Here are the key facts from the awarding body, QUALIFI:DetailLevel 3 Extended Diploma in IT and Data ScienceAwarding bodyQUALIFI (regulated by Ofqual)Ofqual qualification number610/5600/5LevelRQF Level 3, the same level as A-LevelsSize180 credits (60 general credits + 120 IT and data science credits)Total learning timeAbout 1,800 hoursMinimum age18English requirementIELTS 6.0 or equivalent for non-native speakersStudy mode at GME100% onlineDuration at GMEAbout 12 monthsProgressionQUALIFI Level 4 diplomas or employmentWhat does “extended” mean?“Extended” tells you the course is big.
A standard diploma starts at 37 credits.
This one has 180 credits, which is more than the 120 credits in a full year of a UK bachelor’s degree.
That size is the reason the course covers both IT foundations and data science, instead of just one.If you are unsure what Level 3 means in your country, read our guide on what a Level 3 diploma is equivalent to.What Will You Study?