Moving Between Desks, Strategies and Firms
A quant career rarely stays on one strategy or one desk for decades — moving between asset classes, roles or firms is common, but it comes with real friction: rebuilt domain knowledge, non-compete clauses, and a track record that doesn't always travel cleanly.
Unlike many careers where seniority builds in one narrow lane, quant careers often involve real lateral movement — a researcher moving from equities to rates, a trader moving from a bank to a hedge fund, a quant switching from a systematic mid-frequency shop to a discretionary macro fund. Some of this movement is opportunistic, chasing better pay or a more interesting problem; some is defensive, leaving a strategy or desk that's stopped working before it drags a track record down with it.
The friction in these moves is easy to underestimate. Domain knowledge doesn't transfer as cleanly as general analytical skill does — a strong equities researcher moving into fixed income has to relearn the instruments, the conventions, and the specific ways that market breaks, and the first year in a new asset class often feels like starting over despite years of prior experience elsewhere. Moving between systematic and discretionary cultures is its own adjustment: a systematic quant joining a discretionary desk has to get comfortable with decisions that aren't fully justified by a backtest, and a discretionary trader moving systematic has to get comfortable subordinating judgment to a process.
There's also a legal and practical dimension specific to finance: non-compete clauses and garden leave periods can keep a departing employee out of the market, sometimes for months, before they're allowed to start at a competing firm, and the terms vary enormously by jurisdiction, seniority and how much proprietary strategy knowledge the person carries in their head. Anyone considering a move should understand their contract's terms well before resigning, not after.
What makes a move land well
Moves tend to go better when the case for hiring is built on transferable, demonstrable skill rather than only on the previous firm's brand name — a documented track record, code and research artifacts that can be discussed concretely, and honest framing of what is genuinely portable (statistical judgment, engineering practices) versus what has to be rebuilt (asset-class-specific intuition, firm-specific tooling).
Lateral movement between desks, strategies and firms is normal in a quant career, but it comes with real costs — rebuilt domain expertise in a new asset class or culture, and legal constraints like non-competes that can delay a start date by months.
Signing an employment contract without reading the non-compete and garden-leave terms carefully is a common and expensive mistake — by the time a move is actually wanted, it's too late to renegotiate those terms, and they can be the deciding factor in whether a good opportunity is actually reachable.
Further reading
- Lo, Hedge Funds: An Analytic Perspective, ch. 5