Common stages of the interview process at Susquehanna International Group (SIG) according to 114 Glassdoor interviews include: Phone Interview: 28.72% Presentation: 22.34% One-on-One Interview: 13.30% Group Panel Interview: 10.64% Skills Test: 8.51% Drugs Test: 5.85% IQ Intelligence Test: 4.26% Personality Test: 3.19% Background Check: 1.60% Other: 1.60%