SalaryScope South Africa logo
2026 comparison

Chemical Engineer vs Data Scientist salary in South Africa

Compare salary, demand, difficulty, and long-term growth to choose the right career path.

Quick answer

Chemical Engineer vs Data Scientist in South Africa

Higher paying career
Chemical Engineer
Monthly difference
R0
Easier to enter
Data Scientist
Better long-term
Data Scientist

Winner summary

Winner for salary
Chemical Engineer (+R0/month)
Easier entry
Data Scientist
Best long-term
Data Scientist
Verdict

Choose Data Scientist if your goal is higher income and long-term growth.

Choose Data Scientist if your goal is faster entry and lower barriers.

Career overview

Chemical Engineer

Demand: 7/10

Salary guide
Requirements

BEng Chemical Engineering + ECSA.

  • BEng Chemical
  • ECSA Pr.Eng pathway
Salary
EntryR32 000
MidR70 000
SeniorR110 000
Top 20%R170 000

Data Scientist

Demand: 9/10

Salary guide
Requirements

Degree in Stats, Maths, CS or related.

  • Quantitative degree
  • Strong Python
  • Statistics fundamentals
Salary
EntryR30 000
MidR70 000
SeniorR110 000
Top 20%R180 000

Salary breakdown

Entry
Chemical EngineerR32 000
Data ScientistR30 000
Mid
Chemical EngineerR70 000
Data ScientistR70 000
Senior
Chemical EngineerR110 000
Data ScientistR110 000
Top 20%
Chemical EngineerR170 000
Data ScientistR180 000

Demand and difficulty

Demand

Chemical Engineer (7/10)7/10
Data Scientist (9/10)9/10

Difficulty

Chemical Engineer (9/10)9/10
Data Scientist (8/10)8/10
Salary difference
+R0/month

The salary gap at senior level is about R0 per month. Chemical Engineer earns more due to higher demand and stronger salary growth at senior level.

See full Chemical Engineer salary in South Africa →

Key questions

Which pays more in South Africa?

Chemical Engineer pays more, with senior salaries around R110 000 per month compared to R110 000 for Data Scientist.

Which is easier to enter?

Data Scientist is easier to enter due to lower difficulty and more accessible requirements.

Which is better long-term?

Data Scientist offers stronger long-term potential based on higher salary ceilings and demand.

Detailed comparison

When comparing Chemical Engineer vs Data Scientist in South Africa, the senior-level salary difference is R0 per month.

Data Scientist is better for quicker entry into the workforce. Data Scientist is better for long-term earnings and career growth.

Skills and requirements

Chemical Engineer

Core skills
  • Process designHigh
  • Plant operationsHigh
  • Safety & complianceHigh

Data Scientist

Core skills
  • Python / PandasHigh
  • Machine learningHigh
  • SQLHigh
  • Cloud ML platformsMedium

Side by side

Process design
Chemical Engineer needs this
Less central
Plant operations
Chemical Engineer needs this
Less central
Safety & compliance
Chemical Engineer needs this
Less central
Python / Pandas
Less central
Data Scientist needs this
Machine learning
Less central
Data Scientist needs this
SQL
Less central
Data Scientist needs this

Career progression

Chemical Engineer

Junior EngineerR38 000
Process EngineerR70 000
Senior EngineerR110 000
Engineering ManagerR170 000

Data Scientist

Junior Data ScientistR38 000
Data ScientistR70 000
Senior Data ScientistR110 000
Lead / ML EngineerR140 000

Related insights

Compare more careersExplore related comparisonsFind higher paying jobs

More Chemical Engineer salary comparisons

Other careers people compare with Chemical Engineer salary in South Africa.

See full Chemical Engineer salary guide →

More Data Scientist salary comparisons

Other careers people compare with Data Scientist salary in South Africa.

See full Data Scientist salary guide →

Explore related salary guides

Related careers
Mechanical Engineer salaryR92 000Industrial Engineer salaryR95 000
Higher paying alternatives
Municipal Manager salary - higher earning pathR200 000Psychiatrist salary - higher earning pathR170 000
Easier entry careers
IT Support Technician salary - easier entry option3/10Bookkeeper salary - easier entry option3/10
Similar industry salaries
Engineering career: AI Engineer salaryEngineering career: Helicopter Pilot salary
Popular career comparisons
Software Engineer vs Data Scientist salary in South AfricaChartered Accountant vs Financial Analyst salary in South Africa
Explore more salary guides
how much Machine Learning Engineers earn in South Africahow much Electrical Engineers earn in South Africahow much Civil Engineers earn in South Africahow much Geologists earn in South Africahow much Structural Engineers earn in South Africahow much Backend Developers earn in South Africa
Compare Related Share