{"id":861264,"url":"https://alion.io/job/ortr-senior-quant-developer","title":"Senior Quant Developer","company":{"id":690191,"name":"Transalpin SARL","domain":"ortr.ch","url":"https://alion.io/company/ortr","size_band":"51-200","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Greenhouse","truth_index":{"grade":"B","score":75,"open_postings":4,"ghost_share":0,"stale_share":1,"repost_share":0,"time_to_fill_p50_days":null,"computed_at":"2026-10-22T06:10:10Z"}},"role":"Data Science","role_family":"Data Science","seniority":"senior","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Martigny, Switzerland"],"countries":["CH"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":81000,"max_usd":211000,"period":"year","method":"global_role_cell_scaled_by_country","sample_n":2491},"experience_years_min":3,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"C#","optional":false},{"name":"C++","optional":false},{"name":"Linux","optional":false},{"name":"Python","optional":false}],"status":"live","first_seen_at":"2026-06-02T15:09:13Z","employer_posted_date":"2026-07-24","last_verified_at":"2026-10-22T14:40:17Z","board_verified":true,"closed_at":null,"days_open":142,"trust":{"level":"stale","repost_count":0,"flags":["stale"],"days_open":141},"description":"Who We Are\nAs the European servicing hub of the internationally renowned TransMarket Group (TMG), Oryctérope Transalpin creates, develops, and improves proprietary trading strategies in order to capture opportunities and manage risk in the most competitive financial markets around the world. Working at the intersection of finance, mathematics, and technology, we develop our edge through expertise in quantitative research, algorithms, and infrastructure to produce systematic trading solutions which contribute significant liquidity across global markets to facilitate price discovery and risk transfer.\nOur structured employee training and development proves we value our people and provide continuous support to succeed at all levels in their careers. Our superior results are achieved by the collaborative and entrepreneurial nature of our teams and the discipline and patience to relentlessly advance our business and improve our expertise.\nResponsibilities\nWork with teammates to assist and learn all facets of automated trading.\nDevelop expertise in market microstructure, tick data, and automated trading systems.\nBuild and maintain quantitative trading models, tools, and analytics.\n\nDevelop, implement, maintain, and support production-quality automated trading strategies.\n\nRequirements\nStrong work ethic and willingness to do what it takes to get the job done.\nPassion for math and software applied to markets and trading.\nDemonstrate expertise in computing, math, probability, statistics, and finance. Candidates without graduate school level math background will not be considered.\nProgramming proficiency and experience (C++, C#, Python, R). 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