2027 Quantitative C++ Developer Intern

SchonfeldHong Kong, Hong Kong

internPosted 29 Sept 2026

Skills in this posting

  • c++
  • linux
  • llm
  • testing

About the role

<p><strong><span data-contrast="auto">The Role</span></strong><span data-ccp-props="{"469777462":[7304],"469777927":[0],"469777928":[1]}"> </span></p>

<p><span data-contrast="auto">We are seeking a Quantitative C++ Developer Intern to join our team and contribute to the high-performance systems that power our trading strategies, market data processing and research infrastructure. The role will suit someone with strong competitive programming instincts, solid C++ fundamentals, and genuine curiosity about applying agentic AI tools to real-world quantitative workflows. The internship will be 3-6 months, including the summer.</span><span data-ccp-props="{"469777462":[7304],"469777927":[0],"469777928":[1]}"> </span></p>

<p> <br><strong><span data-contrast="auto">What You’ll Do</span></strong><span data-ccp-props="{"469777462":[7304],"469777927":[0],"469777928":[1]}"> </span></p>

<ul>

<li data-leveltext="" data-font="Symbol" data-listid="16" data-list-defn-props="{"335552541":1,"335559685":720,"335559991":360,"469769226":"Symbol","469769242":[8226],"469777803":"left","469777804":"","469777815":"hybridMultilevel"}" data-aria-posinset="1" data-aria-level="1"><span data-contrast="auto">Develop and optimize low-latency trading systems, market data engines and strategy back testing frameworks.</span><span data-ccp-props="{"469777462":[7304],"469777927":[0],"469777928":[1]}"> </span></li>

</ul>

<ul>

<li data-leveltext="" data-font="Symbol" data-listid="16" data-list-defn-props="{"335552541":1,"335559685":720,"335559991":360,"469769226":"Symbol","469769242":[8226],"469777803":"left","469777804":"","469777815":"hybridMultilevel"}" data-aria-posinset="2" data-aria-level="1"><span data-contrast="auto">Implementing the high-performance data structures and algorithms that underpin core modules.</span><span data-ccp-props="{"469777462":[7304],"469777927":[0],"469777928":[1]}"> </span></li>

</ul>

<ul>

<li data-leveltext="" data-font="Symbol" data-listid="16" data-list-defn-props="{"335552541":1,"335559685":720,"335559991":360,"469769226":"Symbol","469769242":[8226],"469777803":"left","469777804":"","469777815":"hybridMultilevel"}" data-aria-posinset="3" data-aria-level="1"><span data-contrast="auto">Explore and integrate agentic AI and LLM tools to support strategy research, code generation and research workflows.</span><span data-ccp-props="{"469777462":[7304],"469777927":[0],"469777928":[1]}"> </span></li>

</ul>

<ul>

<li data-leveltext="" data-font="Symbol" data-listid="16" data-list-defn-props="{"335552541":1,"335559685":720,"335559991":360,"469769226":"Symbol","469769242":[8226],"469777803":"left","469777804":"","469777815":"hybridMultilevel"}" data-aria-posinset="4" data-aria-level="1"><span data-contrast="auto">Collaborate with quantitative researchers and traders to translate strategy logic into efficient, robust code.</span><span data-ccp-props="{"469777462":[7304],"469777927":[0],"469777928":[1]}"> </span></li>

</ul>

<ul>

<li data-leveltext="" data-font="Symbol" data-listid="16" data-list-defn-props="{"335552541":1,"335559685":720,"335559991":360,"469769226":"Symbol","469769242":[8226],"469777803":"left","469777804":"","469777815":"hybridMultilevel"}" data-aria-posinset="5" data-aria-level="1"><span data-contrast="auto">Write clear technical documentation and help build reusable components and tooling.</span><span data-ccp-props="{"469777462":[7304],"469777927":[0],"469777928":[1]}"> </span></li>

</ul>

<p> <br><strong><span data-contrast="auto">What You’ll Bring </span></strong><span data-ccp-props="{"469777462":[7304],"469777927":[0],"469777928":[1]}"> </span></p>

<ul>

<li data-leveltext="" data-font="Symbol" data-listid="17" data-list-defn-props="{"335552541":1,"335559685":720,"335559991":360,"469769226":"Symbol","469769242":[8226],"469777803":"left","469777804":"","469777815":"hybridMultilevel"}" data-aria-posinset="1" data-aria-level="1"><span data-contrast="auto">Pursuing a Bachelor's or Master's degree in Computer Science or a related field.</span><span data-ccp-props="{"469777462":[7304],"469777927":[0],"469777928":[1]}"> </span></li>

</ul>

<ul>

<li data-leveltext="" data-font="Symbol" data-listid="17" data-list-defn-props="{"335552541":1,"335559685":720,"335559991":360,"469769226":"Symbol","469769242":[8226],"469777803":"left","469777804":"","469777815":"hybridMultilevel"}" data-aria-posinset="2" data-aria-level="1"><span data-contrast="auto">A strong foundation in C++ (C++17 or later), including the STL, memory management and template programming.</span><span data-ccp-props="{"469777462":[7304],"469777927":[0],"469777928":[1]}"> </span></li>

</ul>

<ul>

<li data-leveltext="" data-font="Symbol" data-listid="17" data-list-defn-props="{"335552541":1,"335559685":720,"335559991":360,"469769226":"Symbol","469769242":[8226],"469777803":"left","469777804":"","469777815":"hybridMultilevel"}" data-aria-posinset="3" data-aria-level="1"><span data-contrast="auto">A solid grasp of data structures and algorithms and the ability to analyze time and space complexity.</span><span data-ccp-props="{"469777462":[7304],"469777927":[0],"469777928":[1]}"> </span></li>

</ul>

<ul>

<li data-leveltext="" data-font="Symbol" data-listid="17" data-list-defn-props="{"335552541":1,"335559685":720,"335559991":360,"469769226":"Symbol","469769242":[8226],"469777803":"left","469777804":"","469777815":"hybridMultilevel"}" data-aria-posinset="4" data-aria-level="1"><span data-contrast="auto">Comfortable working in a Linux development environment.</span><span data-ccp-props="{"469777462":[7304],"469777927":[0],"469777928":[1]}"> </span></li>

</ul>

<ul>

<li data-leveltext="" data-font="Symbol" data-listid="17" data-list-defn-props="{"335552541":1,"335559685":720,"335559991":360,"469769226":"Symbol","469769242":[8226],"469777803":"left","469777804":"","469777815":"hybridMultilevel"}" data-aria-posinset="5" data-aria-level="1"><span data-contrast="auto">Hands-on experience with agentic AI and LLM applications.</span><span data-ccp-props="{"469777462":[7304],"469777927":[0],"469777928":[1]}"> </span></li>

</ul>

<p> <br><strong><span data-contrast="auto">Strongly Preferred</span></strong><span data-ccp-props="{"469777462":[7304],"469777927":[0],"469777928":[1]}"> </span></p>

<ul>

<li data-leveltext="" data-font="Symbol" data-listid="18" data-list-defn-props="{"335552541":1,"335559685":720,"335559991":360,"469769226":"Symbol","469769242":[8226],"469777803":"left","469777804":"","469777815":"hybridMultilevel"}" data-aria-posinset="1" data-aria-level="1"><span data-contrast="auto">Competitive programming achievements or strong contest rankings — ICPC, CCPC, Codeforces (2000+ or equivalent), USACO, NOI/NOIP or similar.</span><span data-ccp-props="{"469777462":[7304],"469777927":[0],"469777928":[1]}"> </span></li>

</ul&gt

From Schonfeld's careers page on Greenhouse. See the original posting. OneProfile isn't the employer and doesn't take applications; you apply on their site.

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