{"id":140421,"url":"https://alion.io/job/optasia-senior-quantitative-risk-data-scientist-fintech","title":"Senior Quantitative Risk Data Scientist, Fintech","company":{"id":9066,"name":"Optasia","domain":"optasia.com","url":"https://alion.io/company/optasia","size_band":"501-1000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Workable","truth_index":{"grade":"A","score":95,"open_postings":9,"ghost_share":0,"stale_share":0,"repost_share":0,"time_to_fill_p50_days":106,"computed_at":"2026-11-05T05:54:30Z"}},"role":"Data Science","role_family":"Data Science","seniority":"senior","employment_type":null,"work_mode":"remote","remote_scope":"stated_countries","remote_scope_basis":"board_field","remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Athens, Greece"],"countries":["GR"],"hiring_countries":["GR"],"hiring_countries_total":1,"salary":null,"salary_estimate":{"min_usd":31000,"max_usd":81000,"period":"year","method":"global_role_cell_scaled_by_country","sample_n":2679},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Machine Learning","optional":false},{"name":"OWASP","optional":true},{"name":"Python","optional":true}],"status":"live","first_seen_at":"2026-10-29T15:19:24Z","employer_posted_date":"2026-10-29","last_verified_at":"2026-11-05T05:45:47Z","board_verified":true,"closed_at":null,"days_open":6,"trust":{"level":"ok","repost_count":0,"flags":[],"days_open":6},"description":"Optasia is a real-time financial intelligence company. We build precision intelligence that unlocks financial opportunity at scale, running millions of automated credit decisions every day across high-growth markets where formal credit data is limited. Our AI-powered platform turns permitted behavioural data and real-time signals into precise, responsible credit decisions. Embedded within the systems of telcos, banks, digital wallets and other partners, it helps them extend relevant financial services to more people while maintaining strong portfolio control and opens profitable new segments that were previously out of reach. This is how Optasia turns potential into financial progress, responsibly and at scale.\nWe are seeking for enthusiastic professionals, with energy, who are results driven and have can-do attitude, who want to be part of a team of likeminded individuals who are delivering solutions in an innovative and exciting environment. Senior Quantitative Risk Data Scientist are significant contributors of Optasia’s advanced algorithmic trading and portfolio optimization unit. As member of the Credit Portfolio Optimization team in Optasia, you will have an opportunity to combine the disciplines of risk management, research, and technology to operate trading strategies across multiple projects. You are expected to leverage your experience and knowledge in making critical decisions in real-time processes, while working closely with experienced traders, big-data, and machine-learning engineers to ensure optimal system performance.\nWhat you will do\nDesign and implement algorithmic solutions for revenues optimization though credit risk analysis. \nDeliver credit-risk insights through big data risk analytics.\nDevelopment and implementation of portfolio risk assessment tools and procedures to monitor and manage credit risk. \nConduct detailed risk analysis on microloans and other financial products, optimizing risk models to improve decision-making.\nIdentify and evaluate credit risk factors using advanced computational methods on large datasets.\nDevelop predictive models, including both statistical and machine learning approaches, to support risk management strategies.\nCollaborate closely with data scientists and data & machine learning engineers.\nContinuously refine and improve risk assessment methodologies to align with evolving market conditions.\nMentor and guide junior and mid-level quants, fostering a collaborative and knowledge-sharing environment.\nStay current with industry trends, new technologies, and evolving methodologies to ensure best-in-class risk management practices.\nWhat you will bring\nBachelor’s or Master’s degree in Data Science, Statistics, Finance, Mathematics, or a related field; a PhD is a plus.\nExtensive experience (6+years) in quantitative risk analysis, with a proven track record in the financial services industry.\nStrong expertise in algorithmic modeling and optimization techniques, with a focus on revenue and credit risk management.\nAdvanced proficiency in statistical modeling and machine learning models.\nStrong coding skills in programming languages such as Python or R, with significant experience in big data risk analytics.\nProven ability to develop and implement portfolio risk assessment tools and procedures.\nExcellent analytical, problem-solving, and decision-making skills.\nYour key attributes\nExcellent judgment and problem-solving skills\nSelf-motivated, self-directed, resourceful and in possession of a high level of personal initiative\nCommunication skills\nCreative skills\nExperience in working with secure code development guidelines and coding practices (i.e. OWASP, NIST)\nWhy Optasia?\nOptasia is a high-growth, AI-powered financial infrastructure platform serving over 432 million users in emerging markets across Africa and Asia. By harnessing the power of AI and real-time data we unlock financial opportunities for customers. We have been recognized as a top fintech by Forbes Middle East, culminating in a successful JSE listing in 2025.\nAt Optasia, our global team builds the tech, products and services which will change the game for the world's unbanked population. We empower our people by offering unique employee experiences and support individual careers by prioritizing well-being and embracing flexibility.\nBenefits include:\nWork from anywhere policy \nCompetitive remuneration package \nExtra day off on your birthday\nPerformance-based bonus scheme\nAll the tech gear you need to work smart","description_format":"text","description_chars":4500,"description_truncated":false,"requirements":{"experience_years_min":null,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":[],"hiring_locations":[{"name":"Greece","iso":"GR","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Financial Software & Embedded Finance","Credit Bureaus & Rating Agencies"],"lifecycle":[{"event":"open","at":"2023-08-01T00:00:00Z"}],"visa":[],"liveness":{"score":90,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.903,"p_room":1,"age_days":6,"expected_fill_days":106,"reasons":["conf:0","velocity","win:early"],"computed_at":"2026-11-05T05:54:30Z"},"pay":null,"html_url":"https://alion.io/job/optasia-senior-quantitative-risk-data-scientist-fintech","json_url":"https://alion.io/job/optasia-senior-quantitative-risk-data-scientist-fintech.json","meta":{"generated_at":"2026-11-05T09:21:49Z","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":11971,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-06T00:00:00Z"}},"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":9066},"rest":"https://alion.io/mcp/rest/get_company?id=9066"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Foptasia-senior-quantitative-risk-data-scientist-fintech"},{"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%2Foptasia-senior-quantitative-risk-data-scientist-fintech"},{"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%2Foptasia-senior-quantitative-risk-data-scientist-fintech"},{"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/optasia-senior-quantitative-risk-data-scientist-fintech\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Foptasia-senior-quantitative-risk-data-scientist-fintech"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":140421}},{"tool":"search_jobs","arguments":{"company":"optasia.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":140421},"note":"people open to offers who fit this vacancy"}],"note":"The same data through MCP tools: https://alion.io/mcp/open needs no sign-in (compact searches, postings, people); https://alion.io/mcp with an Alion account has everything. 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