What Is Information Technology and Which Jobs Can It Get You?

Information Technology (IT) is more than just a support function — it’s the backbone of innovation, connectivity, and progress across industries. As South Africa continues to grow its digital economy, IT professionals are in high demand. But what is information technology exactly, and what kinds of careers can it lead to?

Covered in this article

What Is Information Technology?
IT Courses That Equip You for the Digital Economy
Information Technology Jobs in South Africa
Why Consider Online Learning for Your IT Career?
Take the Next Step in Your IT Career
FAQs

What Is Information Technology?

It refers to using digital systems, devices, networks, and applications to collect, store, manage, and share data. Information technology is central to how businesses operate, how we communicate, and how services are delivered. IT underpins almost every modern innovation from cloud computing and cybersecurity to mobile apps and artificial intelligence.

Whether you're working in finance, education, health, or retail, understanding the role of IT is crucial for success in today’s digital world. As more organisations adopt advanced technologies, the demand for skilled IT professionals in South Africa continues to grow.

Key Components of Information Technology

Understanding what information technology includes helps you see how diverse and far-reaching the field is. Here are its core components:

• Hardware – The physical technology: computers, servers, routers, and mobile devices.

• Software – Programmes and applications that help users perform tasks or manage data.

• Networks – Systems like the internet and private networks that enable connectivity and communication.

• Databases – Tools for organising, storing, and retrieving data efficiently and securely.

• Cybersecurity – Measures and protocols designed to protect data and systems from threats.

• Cloud Computing – Internet-based services that provide scalable storage and computing power.

• IT Support – Services that ensure systems function properly and users receive assistance when needed.

The Importance of Information Technology Across Industries

Information technology is not confined to the tech sector. It powers nearly every industry:

• Banking and Finance – Automates transactions, enhances security, and improves customer service.

• Healthcare – Supports digital health records, telemedicine, and diagnostic tools.

• Education – Enables online learning and interactive platforms for students and educators.

• Retail and E-commerce – Drives sales platforms, stock control, and personalised marketing.

• Public Sector – Facilitates service delivery, digital identity systems, and government automation.

• Agriculture and Mining – Improves operational efficiency through smart sensors and data tracking.

IT Courses That Equip You for the Digital Economy

To meet the growing demand for skilled professionals, many institutions now offer flexible, accessible online IT courses. These are designed to fit into your lifestyle while delivering high-quality learning through a dedicated Learning Management System (LMS).

At the Central University of Technology (CUT), the fully online Postgraduate Diploma in Information Technology offers a forward-looking curriculum that equips students with critical IT skills. This programme is ideal for those with a degree in a related field who want to deepen their understanding of IT in a business context.

Some of the key areas covered include:

• Software development and programming

• Information systems management

• Data analytics

• Project management in IT

• Emerging technologies and innovation

While the programme is delivered online, it is not self-paced. You will need to meet regular deadlines and milestones to ensure consistent progress and engagement with your coursework.

Information Technology Jobs in South Africa

South Africa’s IT sector is experiencing a strong rebound and transformation in 2025, with growing demand across a wide spectrum of roles. This expansion is supported by regional investments, shifting market priorities, and emerging technologies.

Market Recovery & Growth

• After a 21% decline in tech hiring during 2024, 2025 is expected to bring a significant recovery, spurred by increased investment in software development, data engineering, cloud computing, and more.

• Over 30,000 ICT positions are open, making up roughly 26 % of all South African job listings. Of these, approximately 118,000 roles remain unfilled, and about 41,000 are entry-level positions for young talent.

In-Demand Roles & Salaries

In 2025, South Africa is seeing a noticeable shift in hiring patterns—the most sought-after positions include:

• Gauteng, which generates about one-third of national GDP, remains the key tech hub—home to major multinationals, financial services, and domestic industries.

• Cape Town ranks as the Western Cape’s entrepreneurial centre, supporting approximately 550 tech startups and benefiting from strong job growth and infrastructure investment .

What Employers Are Looking For

• South African businesses emphasise skills in AI, cloud computing, cybersecurity, and data analytics, with a projected 73 % local skills gap by 2025.

• Employers also value adaptability to remote/hybrid work, 66 % expect hybrid models by 2025, broadening opportunities for talent across provinces .

Why Consider Online Learning for Your IT Career?

Studying IT online provides numerous benefits:

• Flexibility to study around your current job or personal commitments

• No need to attend real-time lectures, thanks to asynchronous delivery

• Access to a high-quality LMS, which supports interactive and independent learning

• Opportunity to apply theory to practice immediately if you’re already working in tech

With these advantages, online IT courses offer a viable path for those looking to reskill or upskill without pausing their careers.

Read more about why you should pursue a Postgraduate Diploma in Information Technology

Take the Next Step in Your IT Career

Whether you’re a recent graduate or a working professional, Information Technology offers exciting prospects. The Postgraduate Diploma in Information Technology at CUT Online is an excellent way to position yourself for success in this fast-evolving industry.

Want to know if you qualify? You can enquire online today to see if you're eligible to apply. Click on the Request Information button and find out.

FAQs

1. How long does it typically take to complete an online IT qualification like the Postgraduate Diploma in Information Technology?

While programme durations vary, most online postgraduate diplomas are designed to be completed over 18 to 24 months. At CUT, you’ll follow a structured schedule with fixed deadlines for each module to ensure steady progress.

2. What kind of technical setup do I need for online IT studies?

You’ll need a reliable internet connection, a desktop or laptop, and basic computer literacy. The online Learning Management System (LMS) CUT uses supports all your learning materials, assignments, and assessments in one central platform.

3. Can I switch careers into IT without a technical undergraduate degree?

It is advisable to already be in the field, but some students come from business, engineering, or other analytical backgrounds. If your degree meets the entry requirements and you’re prepared to build foundational skills, an online IT course can serve as a gateway into the field.

4. Is coding knowledge required before starting the programme?

Not necessarily. While coding is often part of the curriculum, the programme is structured to guide beginners through the necessary skills. Having an interest in problem-solving and logic will help.

5. What support is available during the course?

You’ll receive academic support through tutors and technical assistance via the LMS. There’s also guidance on assessments and deadlines to help keep you on track.

6. How does the learning experience differ from traditional on-campus studies?

Online learning offers more flexibility and independence. While it’s not self-paced, you’ll have control over when and where you study, provided you meet all set milestones and submission deadlines.

7. Are there opportunities for networking in an online IT programme?

Yes. Online forums, group projects, and discussion boards within the LMS allow for meaningful peer interaction, collaboration, and even professional networking.

8. Can I apply for jobs before completing the programme?

Absolutely. Many students begin applying their skills professionally before graduation. Including current studies on your CV can strengthen job applications, especially if you're upskilling for a specific role.