{"id":1289769,"url":"https://alion.io/job/millennium-management-quantitative-developer-c-i-low-latency-systems","title":"Quantitative Developer, C++ I Low-Latency Systems","company":{"id":704283,"name":"Millennium Management","domain":"mlp.com","url":"https://alion.io/company/millennium-management","size_band":"11-50","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Eightfold","truth_index":null},"role":"Backend","role_family":"Backend","seniority":"middle","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["New York, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":150000,"max":200000,"currency":"USD","period":"year","gross":null,"usd_annual":200000},"salary_estimate":null,"experience_years_min":3,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Apache HTTP Server","optional":false},{"name":"C++","optional":false},{"name":"CI/CD","optional":false},{"name":"Claude Code","optional":false},{"name":"Copilot","optional":false},{"name":"Cursor","optional":false},{"name":"Git","optional":false},{"name":"Linux","optional":false},{"name":"NumPy","optional":false},{"name":"Pandas","optional":false},{"name":"Polars","optional":false},{"name":"Python","optional":false},{"name":"AWS","optional":true},{"name":"DuckDB","optional":true},{"name":"KDB+","optional":true},{"name":"Rust","optional":true},{"name":"Time Series Forecasting","optional":true}],"status":"live","first_seen_at":"2026-06-08T00:00:00Z","employer_posted_date":"2026-06-08","last_verified_at":"2026-09-27T02:21:43Z","board_verified":true,"closed_at":null,"days_open":111,"trust":{"level":"stale","repost_count":0,"flags":["stale"],"days_open":111},"description":"Quantitative Developer, C++ I Low-Latency SystemsPlease direct all resume submissions to  and reference REQ-29606 in the subject.\nOverview\nWe are seeking a highly skilled C++ developer to architect, build, and maintain the core signal computation and alpha Infrastructure for a newly formed systematic equities pod. You will own the hot path - real-time feature computation, signal generation, and Integration with the firm's shared execution and market data platforms - and play a foundational role in shaping the technology stack from day one.\nThis is a hands-on role at the intersection of systems engineering and quantitative research. You will work directly with the Portfolio Manager and quantitative researchers to translate alpha signals into production-ready, high-performance trading systems.\n Principal Responsibilities\nDesign and build the core C++ signal engine: real-time feature computation, alpha signal generation, position tracking, and risk monitoring\nArchitect the data bridge between the C++ hot path and the Python/Polars research layer\nImplement and optimize real-time alpha signal publication from the research pipeline into the firm's shared execution infrastructure\nIntegrate with the firm's central market data feeds and execution platforms\nDevelop real-time risk checks, position monitoring, logging, and alerting infrastructure\nOptimize system performance: latency profiling, lock-free data structures, memory management, and network tuning\nCollaborate closely with quantitative researchers to understand strategy requirements and translate prototypes (Python) into production-grade C++ code\nLeverage Al-assisted development tools (Cursor, Claude Code) to accelerate development velocity while maintaining code quality\nBuild and maintain backtesting and exchange simulation infrastructure for strategy validation\nRequired Skills / Qualifications\nBachelor's or Master's degree in Computer Science, Mathematics, Physics, Engineering, or a related quantitative field • 3+ years of hands-on experience developing high-performance C++ server-side applications in Linux • Strong understanding of real-time and event-driven architectures with tight latency requirements\nProficiency in Python with working knowledge of Polars, Pandas, NumPy, and the PyData ecosystem\nDeep familiarity with Apache Arrow and columnar data formats for cross-language interoperability\nStrong understanding of network programming, Linux OS internals, and systems optimization\nExperience consuming real-time market data feeds and integrating with shared execution platforms\nSolid understanding of data structures, algorithms, and concurrent/multithreaded programming\nProficiency with Git, CI/CD, unit testing, and software engineering best practices.\nExperience with AI-assisted coding tools (Cursor, Claude Code, Copilot) and willingness to integrate them into daily workflow\nPreferred Skills / Experience\nExperience building trading systems in a systematic equities or quant trading environment\nFamiliarity with low-latency optimization techniques: cache-friendly data structures, SIMD, memory-mapped I/O\nExperience with Rust for performance-critical systems development\nExperience with kdb+/q for time-series data\nKnowledge of equity market microstructure, order types, and execution algorithms\nExperience with DuckDB, Arrow Flight, or similar analytical database technologies\nFamiliarity with cloud infrastructure (AWS) and containerized deployments\nMillennium offers a total compensation package which includes a base salary, discretionary performance bonus, and comprehensive benefits. The estimated base salary range for this position is $150,000 to $200,000, which is specific to New York and may change in the future. When finalizing an offer, we take into consideration an individual’s experience level and the qualifications they bring to the role to formulate a competitive total compensation package.","description_format":"text","description_chars":3932,"description_truncated":false,"requirements":{"experience_years_min":3,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":false,"languages":[]},"benefits":["Equity"],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Hedge Funds & Alternative Investments"],"lifecycle":[{"event":"open","at":"2026-09-26T07:37:06Z"}],"liveness":{"score":6,"band":"cold","label":"Long shot","p_open":1,"p_active":0.203,"p_room":0.28,"age_days":111,"expected_fill_days":21,"reasons":["conf:3","win:tail","crowd:brand"],"computed_at":"2026-09-27T05:30:37Z"},"pay":{"stated_usd_annual":200000,"is_top_pay":true},"html_url":"https://alion.io/job/millennium-management-quantitative-developer-c-i-low-latency-systems","json_url":"https://alion.io/job/millennium-management-quantitative-developer-c-i-low-latency-systems.json","meta":{"generated_at":"2026-09-27T05:30:37Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","usage":{"tier":"crawler","counted_by":"address","units_charged":1,"used_today":4831,"day_limit":5000,"remaining_today":169,"minute_limit":60,"resets_at":"2026-09-28T00:00:00Z"}}}