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Course overview
Level up in your current role or take the first step into an exciting career in the rapidly growing sector of computer science with our 100% online, part-time bachelor’s degree.
Our BSc (Hons) Computer Science introduces the fundamentals of programming, maths, statistics and algorithms – and delves into subdomains of computing such as cyber security and artificial intelligence. You’ll also explore future trends in computer science including intelligent applications, machine customers, AI-augmented development and democratised generative AI.
Throughout your studies, you’ll develop key research, problem-solving and teamwork skills. You’ll also learn how to apply your knowledge and skills in a practical context in preparation for a lucrative career in computing. Your future career options include roles such as IT consultant; business, cyber security or information systems analyst; data analyst, scientist or administrator; cloud analyst, developer or engineer; software tester or engineer; web designer or developer; and DevOps analyst.
You’ll explore a wide range of modules throughout the course, including:
- Fundamentals of Programming
- Web Application Development
- Digital Systems Fundamentals
- Data Structures and Algorithms
- Introduction to AI
- Computer Security
- Information Retrieval
- Natural Language Processing
A shorter 16-month CertHE is also available for this course, equal to a total of 120 credits.
Job outcomes
- IT Consultant
- Business Analyst
- Cyber Security Analyst
- Information Systems Analyst
- Data Analyst
- Data Scientist
- Data Administrator
- Cloud Analyst Developer or Engineer
- Software Tester or Engineer
- Web Designer or Developer
- DevOps Analyst
Study method
- Online
- Blended
- In-class
Awards

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Duration study load
Our BSc (Hons) Computer Science has an indicative study duration of 4 years, which is a guide to how long your course will take to complete. The actual duration may be longer or shorter depending on your speed of study, study options chosen and module availability.
It’s possible to complete your studies faster than the indicative course duration by doubling up on modules at certain times; however, minimum study durations do apply.
Our academic year is organised into modules, typically with a one or two-week break between modules and a structured three-week break for the Christmas period. Students will receive a course timetable during the application process.
All our courses have regular start dates throughout the year.
On successful completion of your degree, you’ll be invited to attend a graduation ceremony at the University of Essex’s Colchester campus.
Entry requirements
We know many people from non-traditional backgrounds would succeed on our courses! That’s why we offer two different entry routes, taking into account your prior work experience and relevant qualifications. You’ll also need to meet our English language requirements.
Additionally, you’ll need to pass your first assignment set within your two-week induction period of the course in order to continue with your studies.
Academic entry route
In order to satisfy the academic entry route requirements for our BSc (Hons) Computer Science, you must have the following qualifications as a minimum:
- three A-levels or equivalent
Work experience entry route
To satisfy the work experience entry route requirements for our BSc (Hons) Computer Science, you must meet the following criteria as a minimum:
- GCSE Maths and English at grade C or above, or equivalent
- at least three years’ experience within the fields of IT, computer science or business
English language requirements
As our courses are delivered in English, a high proficiency is required in this language. If English is not your first language, your English ability should be equivalent to an IELTS (Academic) score of 6.0. Don’t worry if you don’t hold an IELTS or equivalent qualification – we offer a free online English test to assess your proficiency.
You don’t need to prove your English ability if you are a national of, or have completed a qualification equivalent to a UK degree in, any of these countries.
Pathways
- MSc Computer Science
- MSc Cyber Security
- MSc Artificial Intelligence
- MSc Data Science
- MSc Enterprise IT Management
Course features
- Learn how to apply your in-depth knowledge and skills in a practical context.
- Gain a recognised undergraduate degree and graduate in person at the University of Essex’s Colchester campus.
- We achieved a silver rating in the Teaching Excellence Framework (TEF 2023).
- We’re pleased to be able to offer a range of tuition fee discounts and scholarships for our online courses.
Assessment
You’ll be assessed through a series of assignments. This can be by engaging in discussion forums throughout your modules, completing reflective journal entries, delivering live presentations or by submitting longer written pieces.
We’re committed to providing frequent and transparent feedback in the following ways:
- our assessment criteria are designed to be simple and transparent
- you’ll always be aware of your current provisional grade, right from the start of the programme
- you’ll be able to view your marks clearly in your gradebook whenever you log into the learning platform
- there’s a 7-day turnaround for marking and feedback of assessed work
- you’ll have regular contact with your Student Support team, with whom you can discuss any concerns as soon as they arise
Delivery
Studying online gives you the freedom to study when and where it suits you – at home, during your lunch hour or anywhere else you have internet access.
Our courses are delivered through a virtual learning environment (VLE) instead of a traditional campus. This means you’ll have access to your study materials 24/7, including:
- multimedia lecturecasts made up of written content, short videos, animation, audio recordings, infographics, short tests and mini-assignments
- discussion forums for you to chat about the course content with fellow students
- live seminars and Q&A sessions with your tutors
- a comprehensive eLibrary of textbooks and academic journals
- support from academic staff and your dedicated Student Support team
Subjects
The BSc (Hons) Computer Science is made up of the following modules and, upon completion, is equal to a total of 360 credits.
Component 01: Core
Research and professional practice
(15 credits)
Develop the fundamental skills required to engage in research activities, project management and professional conduct. This module incorporates relevant themes – including how to adopt sustainable development goals, minimise impact and promote social responsibility. You’ll also begin building your entrepreneurial skills and understanding of research methodologies through theoretical discussion, practical exercises and real-world case studies.
Component 02: Core
Introduction to maths and statistics
(15 credits)
How do maths and statistics affect decision-making in sustainable practices? Find out in this informative module. From summary statistics, hypothesis testing and linear algebra, to permutations, probability and parametric and non-parametric tests, you’ll cover a range of mathematical and statistical applications. And by the end, you’ll have a strong understanding of how they’re integral to the role of a computer scientist.
Component 03: Core
Fundamentals of programming
(15 credits)
Gain a comprehensive introduction to programming. By writing, testing and debugging through Python, you’ll develop a strong understanding of coding and the impact on software development. There’s also a strong emphasis on inclusive and sustainable software, as you explore the role of software in society and beyond.
Component 04: Core
Object-oriented programming
(15 credits)
Ready to discover the fundamental principles of object-oriented programming (OOP) and their application in software development? From inheritance and polymorphism to encapsulation and abstraction, this module introduces key OOP concepts and techniques, giving you a solid foundation for a future career in computing. There’s also a strong focus on sustainability, as you consider resource-conscious software solutions to reduce energy consumption and waste.
Component 05: Core
Introduction to data modelling
(15 credits)
Discover how to work with data in this exciting module. You’ll analyse the key concepts of SQL – such as relations, keys and normalisation – through the design and implementation of relational databases, ensuring you have a solid understanding of database design principles.
Component 06: Core
Web application development
(15 credits)
Gain an in-depth knowledge of web application development. From conceptualisation to deployment, you’ll learn about the entire web application development lifecycle – ensuring you develop the essential skills to build modern web applications and foster strong entrepreneurship.
Component 07: Core
Fundamentals of networks
(15 credits)
This comprehensive module introduces you to the fundamentals of computer networking. You’ll explore network architecture, protocols, models, services and security considerations – helping you gain the skills needed for a successful career in computing. Workshop sessions also allow you to build hands-on experience in configuring network devices and implementing solutions for various applications.
Component 08: Core
Digital systems fundamentals
(15 credits)
How do you navigate the complexities of digital computer systems? Find out in this informative module on hardware components and low-level software. Through hands-on exercises incorporating binary arithmetic and logic circuit design, you’ll gain an in-depth understanding of the fundamental structure and operation of digital computers. And by doing so, you’ll develop key practical skills to succeed in computer science.
Component 01: Core
Research and Professional Practice 2
(15 credits)
Build the skills you need to succeed in your future computing career. Following a team-based projects framework, you’ll choose a team project that aligns with specific attributes that fit with your chosen topic. That way, you’ll develop a strong understanding of various professional competencies and ethical standards in project development.
Component 02: Core
Software engineering fundamentals
(15 credits)
Discover the key concepts of software engineering in this exciting module. From design and implementation to testing, deployment and maintenance, you’ll explore the entire software development life cycle – as well as how to leverage technology to develop energy-efficient software. And through real-world case studies, you’ll develop core skills to succeed in any computing role.
Component 03: Core
Application programming
(15 credits)
Hone your advanced Java programming skills with this core module. There’s a particular focus on database interaction and graphical user interfaces (GUIs) – as well as core Java application frameworks and the effective use of Java collections – to help you learn how to develop complex Java applications with interactive GUIs utilising design patterns. You’ll also gain an understanding of how to address challenges in practical application development projects.
Component 04: Core
Data structures and algorithms
(15 credits)
Learn to think as a computer scientist. Data structures and algorithms are the basis for problem-solving in computing, so you’ll build on the skills developed in the previous level – by exploring algorithm analysis, basis computability and data structures such as stacks, trees and graphs. By the end, you’ll have a strong understanding of core data types in Python, as well as how to write, explain and analyse commonly used algorithms and their application.
Component 05: Core
Web application programming
(15 credits)
This immersive module emphasises the importance of dynamic web application development and database management. From server-side programming through PHP to database management via MySQL, you’ll explore all aspects of web programming concepts – ensuring you have the skills to create and maintain various web solutions.
Component 06: Core
Introduction to AI
(15 credits)
Artificial intelligence is a rapidly growing area – and this module offers an introduction to all facets of AI. You’ll explore the methodologies and techniques of search algorithms, knowledge representation and learning mechanisms – as well as the role of AI in computer games and robotics. And at the end, you’ll gain an in-depth understanding of systems built upon interacting intelligent acts.
Component 07: Core
Computer security
(15 credits)
Gain a thorough introduction to cybersecurity with this informative module. Through hands-on exercises and real-world case studies, you’ll explore cryptography, user authentication, operating system security, malware forensics and more – ensuring you’re well-prepared for a career in this sector.
Component 08: Core
Introduction to data science
(15 credits)
Did you know data science plays a key role in medicine, climate science and business analytics? Discover the fundamental concepts of this rapidly growing field, as you explore key tools and techniques – as well as ways to analyse both textual and numerical data. By the end, you’ll have developed strong analytical skills and be ready to explore various application domains where data science is relevant.
Component 01: Core
Capstone project
(45 credits)
The Capstone project gives you the chance to demonstrate the academic knowledge you’ve gained throughout your degree. You’ll carry out a significant piece of independent research or an extensive practical project – showing off your creativity, innovation, and academic and professional abilities. You’ll also carry out meticulous research and present your findings in a professional setting.
Component 02: Compulsory
Advanced programming
(15 credits)
Develop your programming skills in this comprehensive module. From multiprocessing, threads and messaging, to input/output operations, remote method invocation, web services and server architecture, you’ll gain a thorough introduction to various programming topics – while honing your use of cloud technologies, such as Google Cloud.
Component 03: Compulsory
Information retrieval
(15 credits)
Discover how to design energy-efficient information retrieval (IR) systems in this inspiring module. You’ll learn all about the theoretical foundations of IR systems – such as text processing, indexing and querying – while considering how to minimise the carbon footprint of digital information processing during design and development. That way, you’ll have a strong understanding of the role of IR systems in building environmentally responsible systems that drive social and economic value.
Component 04: Compulsory
Natural language processing
(15 credits)
How do computer programs perform everyday language tasks? Find out in this exciting module. You’ll be introduced to the three fundamental concepts of natural language processing (NLP): understanding the structure and grammar of language; considering language processing tasks that are simple for humans but challenging for computers; and using intelligent computing techniques to solve these challenges.
Component 05: Compulsory
Computer vision
(15 credits)
This module helps you gain practical experience in basic computer vision tasks. By actively writing computer programs to tackle various vision tasks – and exploring core principles and methods through visual data – you’ll begin building your own practical skills and experience in this area.
Component 06: Compulsory
Network security
(15 credits)
Learn how to keep computer networks safe from cyber-attacks in this informative module. You’ll begin by exploring the principles, techniques and tools used to secure computer networks – before moving on to network analysis, threat assessment and cryptographic approaches, and how these apply to real-life scenarios.
About University of Essex Online
University of Essex Online delivers 100% online part-time courses in business, computing, education, health, law, criminology and psychology. The qualifications we offer include CertHEs and Bachelors degrees at the undergraduate level, and PG Certs, PG Dips and Masters degrees at the postgraduate level, with study durations ranging from 8 months to 4 years.
As an established provider of 100% online degrees in the UK. All our courses are specifically designed for online delivery, combining silver-standard teaching with the latest technology and enabling you to gain a degree from anywhere in the world.
All our qualifications are awarded and validated by the University of Essex, an award-winning university with a 60-year heritage of teaching and research excellence. On completion of your studies, you’ll be invited to graduate at the University of Essex’s Colchester campus. You will receive the same certificate as campus-based students – your mode of study is only mentioned on your academic transcript.
We're proud to be rated Gold in the Times Higher Education (THE) Online Rankings 2024. Our achievement, which is based on four pillars - resources, engagement, outcomes and environment - recognises our commitment to excellent online education.