{"id":1806983,"url":"https://alion.io/job/quantifi-quant-developer-sydney","title":"Quant Developer (Sydney)","company":{"id":172399,"name":"Quantifi","domain":"quantifisolutions.com","url":"https://alion.io/company/quantifi-2","size_band":"51-200","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Freshteam","truth_index":null},"role":"Data Science","role_family":"Data Science","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":["Sydney, Australia"],"countries":["AU"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":54000,"max_usd":147000,"period":"year","method":"global_role_cell_scaled_by_country","sample_n":662},"experience_years_min":3,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":".NET","optional":false},{"name":"C#","optional":false},{"name":"CI/CD","optional":false},{"name":"Clean Architecture","optional":false},{"name":"SQL","optional":false},{"name":"Agile","optional":true},{"name":"Git","optional":true}],"status":"live","first_seen_at":"2026-10-03T19:28:35Z","employer_posted_date":"2026-10-03","last_verified_at":"2026-10-05T22:25:28Z","board_verified":true,"closed_at":null,"days_open":2,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":2},"description":"At Quantifi, we’re building advanced risk, trading, and analytics software used by some of the world’s largest and most sophisticated financial institutions - from global investment banks to leading asset managers and commodities firms.\nOur development team sits at the heart of this mission, applying modern technologies to solve complex problems in financial derivatives, risk management, and pricing. We value clean architecture, performance, scalability, and developer excellence.\nWe are looking for a Quant Developer to join our Sydney engineering team. This role is for someone who understands derivative pricing and risk, can work effectively with front-office users, and enjoys building production-quality software in a large, mature codebase.\nThe successful candidate will work primarily in C#/.NET on Quantifi’s pricing, risk, and analytics platform. The role sits at the intersection of software engineering, quantitative finance, and real-world trading workflows, requiring close collaboration with Quantitative Research, Product, QA, Professional Services, and other engineering teams.\nResponsibilities:\nDesign, build, test, and maintain production-quality quantitative software using C#/.NET.\nDevelop and enhance pricing, risk, analytics, and portfolio management functionality across major asset classes.\nContribute to the modernization and evolution of a mature, business-critical codebase.\nWork closely with Quantitative Research, Product, QA, Professional Services, and Engineering teams to deliver robust solutions.\nActively participate in code reviews and contribute to improving code quality and development standards.\nTroubleshoot and resolve complex technical issues in production environments.\nContribute to performance optimization and system scalability.\nSupport continuous improvement of development workflows, tooling, and CI/CD processes.\nRequired Qualifications and Skills:\nBachelor’s degree in Computer Science, Mathematics, Engineering, Physics, Finance, or another STEM discipline, or equivalent practical experience.\n3+ years of hands-on experience developing with C#/.NET in production environments.\nPrior experience in Financial Derivatives Pricing and Risk Management\nSolid understanding of derivative pricing concepts, risk measures, and capital markets workflows.\nExperience in relational databases and SQL.\nExperience working on complex, distributed, or high-performance systems.\nStrong debugging and problem-solving skills.\nAbility to work independently while contributing effectively to a team.\nEffective communication skills and a collaborative mindset.\nNice to have:\nExperience with cloud native technologies\nExperience working with front-office, risk, trading, or capital markets systems.\nFamiliarity with Git and CI/CD pipelines.\nExperience optimizing performance in large, complex codebases.\nWhat we offer:\nWork on mission-critical technology powering financial decision-making at global firms.\nCollaborate in a flat, agile, and technically-driven environment.\nContribute to a mature, business-critical platform while helping shape future technology initiatives.\nJoin a company that values technical excellence, innovation, and autonomy.\nWork closely with experienced engineers, quantitative researchers, product specialists, and client-facing teams.","description_format":"text","description_chars":3297,"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":[],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Financial Software & Embedded 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