{"id":1289790,"url":"https://alion.io/job/millennium-management-senior-software-engineer-trading-technology-infrastructure","title":"Senior Software Engineer - Trading Technology Infrastructure","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":{"grade":"A","score":86,"open_postings":67,"ghost_share":0,"stale_share":0.343,"repost_share":0,"time_to_fill_p50_days":84,"computed_at":"2026-10-15T05:46:00Z"}},"role":"Backend","role_family":"Backend","seniority":"senior","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"explicit","locations":["Singapore"],"countries":["SG"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":60000,"max_usd":129000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":113},"experience_years_min":7,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"C++","optional":false},{"name":"Java","optional":false},{"name":"Python","optional":false},{"name":"SQL","optional":false},{"name":"Anomaly Detection","optional":true},{"name":"CI/CD","optional":true}],"status":"live","first_seen_at":"2026-04-27T00:00:00Z","employer_posted_date":"2026-04-27","last_verified_at":"2026-10-15T19:40:24Z","board_verified":true,"closed_at":null,"days_open":171,"trust":{"level":"ok","repost_count":0,"flags":[],"days_open":171},"description":"Senior Software Engineer - Trading Technology InfrastructureAbout Millennium \nMillennium is a global, diversified alternative investment firm, founded in 1989. Defined by evolution, innovation and focus, Millennium’s mission is to deliver results for our investors.\nOur people are empowered with both independence and support: the autonomy to pursue ideas with conviction and the backing of a global network committed to collaboration, disciplined risk management and continuous learning. With opportunities to deepen expertise and accelerate development, talent at Millennium is equipped to adapt, evolve and build lasting impact over time. Discover how transformative growth accelerates impact.\nMeet the Team\nThe Trading Technology Infrastructure team at Millennium is responsible for providing shared services to internal trading systems, including our strategic trading platform. We are seeking a senior developer to join our global development team in the buildout of our real-time data distribution system and a new sequencer-based trading platform. This role will be involved in building the services and infrastructure required for these applications.\nThis role is based in Singapore and will work with teams locally in Singapore as well as the global team based in the United States. The role will also include escalation support for applications and services during Asia trading hours.\nWhat You'll Do\nSoftware Development: Contribute to the design, development, and maintenance of scalable, real-time transactional systems and services that support our strategic trading architecture and sequencer platform.\n\nCollaboration: Work closely with other technology teams across the Millennium technology organization (Singapore and US) to ensure seamless integration and communication.\n\nEscalation Support (Asia Hours): Act as an escalation point for applications and services during Asia trading hours, helping diagnose and resolve production issues.\n\nQuality Code: Deliver high-quality, well-tested code with quick turnaround times, adhering to best practices and coding standards.\n\nContinuous Improvement: Take ownership of projects and proactively suggest and implement improvements across the infrastructure and tooling.\n\nWhat You Bring\nTechnical Proficiency: Proven experience building scalable, real-time transactional systems in C++ and/or Java.\n\nProgramming Experience: 7+ years of professional software development experience with C++ and/or Java, plus working knowledge of Python for tooling, automation, or services.\n\nDatabase Knowledge: Proficient in database concepts, including both SQL and NoSQL technologies.\n\nAlgorithms and Data Structures: Strong understanding of algorithms and data structures; experience with performance and reliability in low-latency or high-throughput environments is a plus.\n\nAI / Automation: Experience applying AI/ML or modern automation techniques (e.g., intelligent monitoring, anomaly detection, code or test generation, or data-driven optimization) to improve reliability, performance, or developer productivity.\n\nCommunication Skills: Strong written and verbal communication skills for effective interaction with team members and stakeholders across regions (Asia and US).\n\nSelf-Starter: Critical thinker who takes ownership of projects, works effectively in a globally distributed team, and suggests improvements for the broader infrastructure.\n\nContinuous Deployment: Experience in building systems with continuous deployment, CI/CD pipelines, and automated testing.","description_format":"text","description_chars":3521,"description_truncated":false,"requirements":{"experience_years_min":7,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":["Continuous learning"],"hiring_locations":[{"name":"Singapore","iso":"SG","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Hedge Funds & Alternative Investments"],"lifecycle":[{"event":"open","at":"2026-09-26T07:37:06Z"}],"visa":[],"liveness":{"score":14,"band":"cold","label":"Long shot","p_open":1,"p_active":0.488,"p_room":0.28,"age_days":171,"expected_fill_days":84,"reasons":["conf:1","velocity","win:tail","crowd:brand"],"computed_at":"2026-10-15T05:46:00Z"},"pay":null,"html_url":"https://alion.io/job/millennium-management-senior-software-engineer-trading-technology-infrastructure","json_url":"https://alion.io/job/millennium-management-senior-software-engineer-trading-technology-infrastructure.json","meta":{"generated_at":"2026-10-15T23:14:07Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and how to work with them, readable by people and by agents and paid per call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler_verified","counted_by":"address","units_charged":1,"used_today":35277,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-16T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.02,"usd":0.002,"plus_per_slice":{"credits":0.05,"usd":0.005}},"unit":"per company, plus each slice with data","note":"the employer in depth","call":{"mcp_tool":"get_company","arguments":{"id":704283},"rest":"https://alion.io/mcp/rest/get_company?id=704283"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fmillennium-management-senior-software-engineer-trading-technology-infrastructure"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":1,"usd":0.1},"unit":"per slice","note":"pay, demand and time to fill for this role and place","call":{"mcp_tool":"market_stats"},"human":"https://alion.io/catalog?offer=market.stats&for=job%2Fmillennium-management-senior-software-engineer-trading-technology-infrastructure"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.02,"usd":0.002},"unit":"per posting in a list","note":"similar open postings","call":{"mcp_tool":"search_jobs"},"human":"https://alion.io/catalog?offer=job.search&for=job%2Fmillennium-management-senior-software-engineer-trading-technology-infrastructure"},{"id":"company.verify","title":"Is this company real and active right now","status":"pilot","price":null,"unit":"per company","request":{"url":"https://alion.io/catalog/request","method":"POST","body":"{\"offer\": \"company.verify\", \"for\": \"job/millennium-management-senior-software-engineer-trading-technology-infrastructure\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fmillennium-management-senior-software-engineer-trading-technology-infrastructure"}]}