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Which programming languages will you learn in our online MSc computer science?

Programming is at the heart of modern technology, shaping everything from mobile apps and Artificial Intelligence (AI) systems to enterprise solutions and cloud technologies. Whether you're switching careers, starting out in computer science or expanding your technical expertise, learning to code opens doors to exciting opportunities.

The online MSc in Computer Science at Heriot-Watt University gives you the programming expertise needed to thrive in tech. Designed with flexibility in mind, you can earn as you learn, balancing your studies alongside personal and professional commitments. With hands-on learning, industry-recognised certifications and exclusive access to Coursera Career Academy, this programme ensures you stay ahead in the fast-paced tech industry.

Key programming languages

A strong programming foundation starts with mastering the right languages. These core technologies are widely used across industries and are essential for building a successful career in software development, AI and beyond. Through hands-on coursework and real-world projects, you’ll apply these skills in practical scenarios, ensuring you graduate with job-ready experience.

Python

Python is one of the most in-demand programming languages, widely used in web development, AI, automation and data science. According to the 2024 Stack Overflow Developer Survey, 51% of developers actively use Python, with 41.9% wanting to learn it - a testament to its industry relevance. It's simple syntax, extensive libraries, and growing role in AI make it a top choice for professionals in startups and tech giants alike.

Java

Java remains a core programming language, actively used by 30.3% of developers (Stack Overflow Developer Survey). With 17.9% keen to learn it, Java’s demand continues to grow. Java’s robustness, scalability, and cross-platform capabilities make it essential for enterprise applications, Android development and large-scale backend systems.

Specialise in your chosen programming language

Beyond Python and Java, this degree allows you to expand your skill set with industry certifications on Coursera in cutting-edge technologies, including:

  • React: A popular frontend framework for building modern web applications.
  • Kotlin: The leading language for Android app development.
  • Node.js and Firebase: Technologies for scalable backend development and cloud applications.
  • SQL: A must-have for data analytics and backend development (used by 51% of developers).
  • AI/ML Libraries: Tools like TensorFlow and scikit-learn for machine learning and AI applications.

With core modules covering Programming and Program Design, Data Structures and Algorithms, Software Engineering, and AI, you’ll gain a strong foundation before specialising in your chosen area.

Explore career paths in programming

Wondering where programming skills can take you? Many of the top-paying jobs in computer science - from AI specialists to cloud engineers - require expertise in Python, Java, and other key technologies. Our blog on Top 10 Computer Science jobs and their salaries in the UK explores these career paths in more detail, helping you plan your next move.

Find out more about the online MSc in Computer Science

The demand for programming skills is growing rapidly, yet there’s a significant gap between employer needs and candidate expertise. The Online MSc in Computer Science equips you with the technical skills, industry certifications, and hands-on experience needed to seize career opportunities in this high-demand field.

Whether you're looking to switch careers, advance in your current role, or future-proof your skills, this flexible online programme provides the expertise and industry connections to help you succeed.

Explore the online MSc Computer Science.

Watch our Programme Director answer your frequently asked questions.