The hiring process at Calastone takes an average of 22 days when considering 3 user submitted interviews across all job titles. To compare, the average duration of hiring at similar companies like BlackRock, Inc. is 14 days, Fabricated Software, Inc. is 2 days, and Apple Inc. is 21 days. Candidates applying for Applications Support Analyst had the quickest hiring process (on average 14 days), whereas Application Support Analyst roles had the slowest hiring process (on average 30 days).
The interview process consists of three rounds: the first is a phone interview, the second involves approximately two hours of intensive technical interviews, and the final stage concludes with a comprehensive HR interview.
I applied through a recruiter. The process took 2 weeks. I interviewed at Calastone (London, England) in Aug 2025
Interview
First stage recruiter screening, informal, roughly structured call with hiring manager afterwards, digging into technical background and experiences in the role and some explanations about the company and it's role in the finance/trading industry.
Phone call, they asked me questions regarding finance and general ability. They asked me questions about my own skills and background. Interviewer was very polite and allowed many questions to be asked.