{"question":"Susquehanna International Group backend engineering jobs","answer":"Susquehanna International Group has 33 open backend engineering roles: 19 in Philadelphia, 7 in Dublin and 4 in Sydney. 2 were posted in the last 7 days.","company":"Susquehanna International Group","company_url":"https://alion.io/company/sig","team":"Backend engineering","open_roles":33,"new_7_days":2,"fully_remote":0,"median_days_to_fill":null,"stated_pay_usd":null,"cities":{"Philadelphia":19,"Dublin":7,"Sydney":4,"New York":2,"Chicago":1},"roles":[{"title":"AI SDLC (Software Development Lifecycle) Architect","url":"https://alion.io/job/susquehanna-international-group-ai-sdlc-software-development-lifecycle-architect","cities":["Dublin"],"work_mode":"On-site","pay_usd":null,"posted":"2026-11-02"},{"title":"Python Developer | Sports & Predictions | Experienced Hire","url":"https://alion.io/job/susquehanna-international-group-python-developer-sports-predictions-experienced-hire","cities":["Philadelphia"],"work_mode":"On-site","pay_usd":null,"posted":"2026-10-28"},{"title":"Python Developer - Experienced Hire","url":"https://alion.io/job/susquehanna-international-group-python-developer-experienced-hire","cities":["Dublin"],"work_mode":"On-site","pay_usd":null,"posted":"2026-10-16"},{"title":"Software Developer | C++ | ETF | Experienced Hire","url":"https://alion.io/job/susquehanna-international-group-software-developer-c-etf-experienced-hire-2","cities":["Philadelphia"],"work_mode":"On-site","pay_usd":null,"posted":"2026-10-16"},{"title":"Software Developer | Trade Finance and Internal Positions | Experienced Hire","url":"https://alion.io/job/susquehanna-international-group-software-developer-trade-finance-and-internal-positions-experienced-hire-2","cities":["Philadelphia"],"work_mode":"On-site","pay_usd":null,"posted":"2026-10-16"},{"title":"Quantitative Developer | C++ |Options Pricing | Experienced Hire","url":"https://alion.io/job/susquehanna-international-group-quantitative-developer-c-options-pricing-experienced-hire","cities":["Philadelphia"],"work_mode":"On-site","pay_usd":null,"posted":"2026-10-10"},{"title":"Software Developer | Quoting | Experienced Hire","url":"https://alion.io/job/susquehanna-international-group-software-developer-quoting-experienced-hire","cities":["Philadelphia"],"work_mode":"On-site","pay_usd":null,"posted":"2026-10-10"},{"title":"C++ Quant Developer | Options Trading | Experienced Hire","url":"https://alion.io/job/susquehanna-international-group-c-quant-developer-options-trading-experienced-hire","cities":["Philadelphia"],"work_mode":"On-site","pay_usd":null,"posted":"2026-10-10"},{"title":"C# Algo Developer| Options Market Making | Experienced Hire","url":"https://alion.io/job/susquehanna-international-group-c-algo-developer-options-market-making-experienced-hire","cities":["Philadelphia"],"work_mode":"On-site","pay_usd":null,"posted":"2026-10-09"},{"title":"C# Trading Systems Developer - GDS","url":"https://alion.io/job/susquehanna-international-group-c-trading-systems-developer-gds","cities":["Sydney"],"work_mode":"On-site","pay_usd":null,"posted":"2026-10-09"},{"title":"Data Operations Engineer - Python","url":"https://alion.io/job/susquehanna-international-group-data-operations-engineer-python","cities":["Dublin"],"work_mode":"On-site","pay_usd":null,"posted":"2026-10-07"},{"title":"C# Developer - Core Trading Technology","url":"https://alion.io/job/susquehanna-international-group-c-developer-core-trading-technology","cities":["Sydney"],"work_mode":"On-site","pay_usd":null,"posted":"2026-10-01"},{"title":"C# Full-Stack Developer - Experienced Hire","url":"https://alion.io/job/susquehanna-international-group-c-full-stack-developer-experienced-hire","cities":["Dublin"],"work_mode":"On-site","pay_usd":null,"posted":"2026-10-01"},{"title":"C++ Algo Developer| Options Trading | Experienced Hire","url":"https://alion.io/job/susquehanna-international-group-c-algo-developer-options-trading-experienced-hire","cities":["Philadelphia"],"work_mode":"On-site","pay_usd":null,"posted":"2026-10-01"},{"title":"C++ Developer - Experienced Hire","url":"https://alion.io/job/susquehanna-international-group-c-developer-experienced-hire","cities":["Dublin"],"work_mode":"On-site","pay_usd":null,"posted":"2026-10-01"},{"title":"C++ Developer | Trading Strategies | Experienced Hire","url":"https://alion.io/job/susquehanna-international-group-c-developer-trading-strategies-experienced-hire","cities":["Philadelphia"],"work_mode":"On-site","pay_usd":null,"posted":"2026-10-01"},{"title":"C++ Quantitative Developer | Trading Strategies | Experienced Hire","url":"https://alion.io/job/susquehanna-international-group-c-quantitative-developer-trading-strategies-experienced-hire","cities":["New York"],"work_mode":"On-site","pay_usd":[175000,225000],"posted":"2026-10-01"},{"title":"Python Developer - Compliance","url":"https://alion.io/job/susquehanna-international-group-python-developer-compliance","cities":["Sydney"],"work_mode":"On-site","pay_usd":null,"posted":"2026-10-01"},{"title":"Senior C++ Developer | Trading Infrastructure | Experienced Hire","url":"https://alion.io/job/susquehanna-international-group-senior-c-developer-trading-infrastructure-experienced-hire-2","cities":["New York"],"work_mode":"On-site","pay_usd":[250000,300000],"posted":"2026-10-01"},{"title":"Senior Software Developer | HR Technology & Shared Services | Experienced Hire","url":"https://alion.io/job/susquehanna-international-group-senior-software-developer-hr-technology-shared-services-experienced-hire","cities":["Philadelphia"],"work_mode":"On-site","pay_usd":null,"posted":"2026-10-01"},{"title":"Software Developer - Data Normalization & Adaptation (DNA) Team","url":"https://alion.io/job/susquehanna-international-group-software-developer-data-normalization-adaptation-dna-team","cities":["Philadelphia"],"work_mode":"On-site","pay_usd":null,"posted":"2026-10-01"},{"title":"Software Developer - Global Routing | Experienced Hire","url":"https://alion.io/job/susquehanna-international-group-software-developer-global-routing-experienced-hire","cities":["Philadelphia"],"work_mode":"On-site","pay_usd":null,"posted":"2026-10-01"},{"title":"Software Developer | C++ | Prediction Markets | Experienced Hire","url":"https://alion.io/job/susquehanna-international-group-software-developer-c-prediction-markets-experienced-hire","cities":["Philadelphia"],"work_mode":"On-site","pay_usd":null,"posted":"2026-10-01"},{"title":"Software Developer | Core Order Management System | C++ | Experienced Hire","url":"https://alion.io/job/susquehanna-international-group-software-developer-core-order-management-system-c-experienced-hire","cities":["Chicago"],"work_mode":"On-site","pay_usd":null,"posted":"2026-10-01"},{"title":"Software Developer | Market Data | Libraries & Tools","url":"https://alion.io/job/susquehanna-international-group-software-developer-market-data-libraries-tools","cities":["Philadelphia"],"work_mode":"On-site","pay_usd":null,"posted":"2026-10-01"},{"title":"Software Developer | PTS Development | Experienced Hire","url":"https://alion.io/job/susquehanna-international-group-software-developer-pts-development-experienced-hire","cities":["Philadelphia"],"work_mode":"On-site","pay_usd":null,"posted":"2026-10-01"},{"title":"Software Developer | Trade Finance and Internal Positions | Experienced Hire","url":"https://alion.io/job/susquehanna-international-group-software-developer-trade-finance-and-internal-positions-experienced-hire","cities":["Philadelphia"],"work_mode":"On-site","pay_usd":null,"posted":"2026-10-01"},{"title":"Software Developer Graduate: September 2027 Dublin","url":"https://alion.io/job/susquehanna-international-group-software-developer-graduate-september-2027-dublin","cities":["Dublin"],"work_mode":"On-site","pay_usd":null,"posted":"2026-10-01"},{"title":"Software Developer Productivity Engineer | HPC | Experienced Hire","url":"https://alion.io/job/susquehanna-international-group-software-developer-productivity-engineer-hpc-experienced-hire","cities":["Philadelphia"],"work_mode":"On-site","pay_usd":null,"posted":"2026-10-01"},{"title":"Software Engineer | Sports Analytics | Experienced Hire","url":"https://alion.io/job/susquehanna-international-group-software-engineer-sports-analytics-experienced-hire","cities":["Dublin"],"work_mode":"On-site","pay_usd":null,"posted":"2026-10-01"},{"title":"Software Engineer | Trader & Quant Education Technology | Experienced Hire","url":"https://alion.io/job/susquehanna-international-group-software-engineer-trader-quant-education-technology-experienced-hire","cities":["Philadelphia"],"work_mode":"On-site","pay_usd":null,"posted":"2026-10-01"},{"title":"Software Engineer| Tactical Python Developer | Experienced Hire","url":"https://alion.io/job/susquehanna-international-group-software-engineer-tactical-python-developer-experienced-hire","cities":["Philadelphia"],"work_mode":"On-site","pay_usd":null,"posted":"2026-10-01"},{"title":"Trading Systems C# Developer","url":"https://alion.io/job/susquehanna-international-group-trading-systems-c-developer","cities":["Sydney"],"work_mode":"On-site","pay_usd":null,"posted":"2026-10-01"}],"html_url":"https://alion.io/company/sig/jobs/backend","json_url":"https://alion.io/company/sig/jobs/backend.json","offers":[{"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":"the whole selection, past the first page","call":{"mcp_tool":"search_jobs"},"human":"https://alion.io/catalog?offer=job.search&for=company%2Fsig%2Fjobs%2Fbackend"}],"meta":{"source":"Alion (alion.io), CC BY-SA 4.0","updated_at":"2026-11-03T04:25:50+00:00","built_at":"2026-11-03T04:25:50+00:00","indexable":true,"generated_at":"2026-11-04T01:57:37+00:00","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"}}