William Dealtry
Senior Software Engineer at Citadel
Cambridge, England, United Kingdom
Summary
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Rockstar🎓
Top SchoolWilliam Dealtry is a Senior Software Engineer based in Cambridge with 7 years of focused experience building high-volume, low-latency systems for financial markets. He has led time-series database architecture and real-time analytics efforts across top-tier firms including Citadel, Man Group, and Goldman Sachs, and previously delivered event-driven FX/STP platforms. Known for bridging research-grade thinking with production rigor, he repeatedly optimizes latency and throughput in trading and market data pipelines. His trajectory from ProQuest and NYSE Euronext to senior roles at major asset managers reflects deep domain expertise in finance-grade distributed systems and a practical knack for turning complex data streams into actionable, low-latency services.
7 years of coding experience
21 years of employment as a software developer
Master of Arts (M.A.), Master of Arts (M.A.) at University of Cambridge
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (30)
data-science10
quantitative-trading10
pandas10
big-data10
dataframe10
quantitative-finance10
database10
data-analysis10
arctic9
associative-array9
bit-array8
mongodb7
bit-vector7
sparse-matrix6
python6
Programming languages (2)
Github contributions (4)
man-group/ArcticDB
Mar 2023 - Apr 2025
ArcticDB is a high performance, serverless DataFrame database built for the Python Data Science ecosystem.
Contributions:474 reviews, 123 PRs, 631 pushes in 2 years
big-datadatadata-analysisdata-sciencedatabase
willdealtry/arctic
Sep 2018 - Sep 2018
High performance datastore for time series and tick data
Contributions:1 push, 1 branch in 1 day
ticktick-datadatastoreperformancetime-series
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