Some companies and organisations, particularly the larger ones, have their own market research departments, and there are openings for statisticians in these. Others use specialist market research companies and agencies to undertake the research for them; these are major employers of market research statisticians.
Most job vacancies for market research statisticians are advertised as they arise. Vacancies are likely to be advertised in various places including:
Posts are not necessarily advertised as ‘Statistician’. The job title might for example be ‘Data Analyst’, but be aware that the amount of actual statistics involved in different roles can vary widely.