Citadel Securities is a technology-driven, next-generation global market maker. We provide institutional and retail investors with world-class liquidity, competitive pricing and seamless front-to-back execution in a broad array of financial products. Our teams of engineers, traders and researchers harness leading-edge quantitative research and the accelerating power of compute, machine learning and AI to power our analytics and tackle the market’s and our clients’ most critical challenges. Together, we are forging the future of capital markets.
Jane Street is a quantitative trading firm with offices in New York, London, Hong Kong, Singapore, and Amsterdam. We are always recruiting top candidates and we invest heavily in teaching and training. The environment at Jane Street is open, informal, intellectual, and fun. People grow into long careers here because there are always new and interesting problems to solve, systems to build, and theories to test.
More than twenty years after our founding, it still feels like we’re just getting started.
Create better access and prices for all – that’s our goal for financial markets the world over. As a leading global electronic market maker, we are dedicated to our mission of continuously improving the market. It’s a responsibility we don’t take lightly. It’s the driving force behind our business. Even in times of extreme volatility, we stay the course. Resolute in our belief that the market should always be liquid for economies to thrive.
As one of the oldest market-making institutions, we’re a trusted partner of exchanges. Our contribution to them ensures they remain stable, transparent and competitive. We provide liquidity to financial markets using our own capital, at our own risk, trading a wide range of products: listed derivatives, cash equities, ETFs, bonds, and foreign currencies.
We strongly believe in the positive power of the world’s markets. That’s why we’re committed to leading the way in market making for environmental, social, and corporate governance (ESG) products.
Optiver is a global company with offices in Amsterdam, Sydney, Chicago, Austin, Taipei, Hong Kong, Shanghai, London and Singapore.
Get contact details of over 700M profiles across 60M
companies – all with industry-leading accuracy. Sales and Recruiter users, try out our
Email Finder Extension.
Find business and personal emails and mobile phone numbers
with exclusive coverage across niche job titles, industries, and more
for unparalleled targeting. Also
available via our
Contact Data API.