Information for

Computer Science at Waterloo

At a glance

  • Available as a regular or co-op program
  • Starts in first year so apply directly to this program on your application
  • Earn a Bachelor of Computer Science or a Bachelor of Mathematics in Computer Science
  • Offered by the Faculty of Mathematics
  • Waterloo ranks 26th in the world in Computer Science (QS World University Rankings 2016)

About the program

Study computer science in one of North America's leading technology centres.

Waterloo professors and graduates have created 300 spin-off companies and the surrounding region is home to more than 600 technology companies that have $18 billion in annual revenue. Companies with offices in the region include Google, OpenText, Dalsa, Certicom, BlackBerry, Waterloo Maple, and iAnywhere Solutions.

Learn from 70 professors with various research interests to help you explore this vast field. Tailor your studies by choosing courses, options, or electives specific to your interests.

You can also gain 20 months of paid work experience through our co-op program, the largest of its kind in the world, or fast track your degree by choosing the regular system of study.

After first year, you can choose to major in Data Science.

Waterloo graduates are found in leading technology companies and as professors at other top universities around the world, including Carnegie Mellon University and the University of California at Berkeley.

Admission requirements

  • Ontario students: 6 Grade 12 U and/or M courses including
    • Advanced Functions
    • Calculus and Vectors
    • Any Grade 12 U English
    • One other 4U course
    • Recommended: Grade 11 U Introduction to Computer Science
  • Admission averages: Individual selection from the low 90s.
  • Not studying in Ontario? Search our admission requirements database.
  • You're strongly encouraged to write the Euclid Mathematics Contest.


By alternating school terms and paid co-op work terms throughout your degree, you can explore new career areas and types of employers as your career interests evolve. You can choose from 4 different co-op sequences.

Sample co-op positions

  • Web Developer/Architect, The Steele Group
  • Mobile/Cloud Developer, Clearbridge Associates Limited
  • Bioinformatics Database Developer, Agriculture and Agri-Food Canada
  • Data Management Officer, Ontario Ministry of the Environment
  • Software Engineering, General Dynamics Canada
  • Software Design, SeaWell Networks
  • Software Development Engineering, Microsoft

Co-op work/study sequences

  Fall Winter Spring
First year School School Co-op
Second year School Co-op School
Third year Co-op School Co-op
Fourth year School Co-op School
Final year Co-op School  

Fall = September to December, Winter = January to April, Spring = May to August
School = 4-month school term
Co-op = 4-month co-op work term

There are other work-study sequences where your second co-op starts in the spring, fall, or winter of second year.


Recent graduates

  • Risk Modelling Analyst, TD Bank
  • Business Analyst, Canadian Tire Corporation
  • Agile Engineer, Pivotal Labs
  • Developer Advocate, Google
  • Product Manager, Dropbox
  • Program Analyst, Ministry of Health and Long-Term Care
  • Programmer, Harry Rosen Inc.
  • Quality Assurance Analyst, IBM Canada
  • Lead Developer, BMO Bank of Montreal

Possible professional designation

  • Canadian Information Processing Society (CIPS)

Learn more about Computer Science