Susquehanna International Group

About the Company

At Susquehanna, we approach quantitative finance with a deep commitment to scientific rigor and innovation. Our research leverages vast and diverse datasets, applying cutting-edge machine learning to uncover actionable insights and driving data-informed decisions from predictive modeling to strategic execution. Today, Susquehanna has over 3,000 employees in 17+ global locations. While we have grown in size and expanded our reach, our collaborative culture and love for gaming remains.

Listed Jobs

Company Name

Susquehanna International Group

Job Title

Senior Software Developer | Artificial Intelligence AI/ML Engineering | Experienced Hire

Job Description

Job Title: Senior Software Developer (AI/ML Engineering) Role Summary: Develop and integrate AI/ML solutions to enhance operational efficiency across internal applications. Lead conversational AI systems implementation, optimize chatbot interactions, and collaborate with cross-functional teams to deliver scalable, secure AI applications. Expectations: - 10+ years of progressive experience in software development with object-oriented languages. - Bachelor’s in Computer Science, Engineering, Mathematics, or related field (foreign equivalent accepted). - Demonstrated expertise in AI/ML technologies, conversational AI, and system integration. - Ability to thrive in a fast-paced, collaborative environment, delivering high-quality, documented code. Key Responsibilities: - Design, develop, and optimize chatbot systems using ChatGPT and conversational AI frameworks. - Build and integrate RESTful APIs for multi-channel chatbot interactions. - Conduct data analysis and A/B testing to refine AI-driven user experiences. - Write scalable, secure code leveraging .NET (C#), SQL Server, and cloud platforms (Azure/AWS). - Evaluate and implement emerging AI/ML tools and technologies. - Collaborate with stakeholders to align technical solutions with business needs. - Manage full software development lifecycle from concept to deployment. Required Skills: - Proficiency in C#/Java/Python for full-stack development. - Deep understanding of natural language processing (NLP) and chatbot technologies. - Experience with OpenAI API, OpenAI models (e.g., GPT), and AI-driven application design. - Cloud platform expertise (Azure/AWS) and RESTful API development. - Containerization tools (Docker, Kubernetes) and Git-based version control. - Strong data analysis and problem-solving skills in complex systems. - Familiarity with BI platforms (e.g., Qlik) and RAG (Retrieval-Augmented Generation) workflows. Required Education & Certifications: - Bachelor’s degree in Computer Science, Engineering, Mathematics, or equivalent. - 10+ years of hands-on experience in software development (C#/Java/Python). - No mandatory certifications specified, though AI/ML specialization is advantageous.

Philadelphia, United states

On site

Senior

10-09-2025

Company Name

Susquehanna International Group

Job Title

Linux Engineer Intern: Summer 2026

Job Description

**Job Title** Linux Engineer Intern – Summer 2026 **Role Summary** 10‑week summer internship focused on Linux infrastructure for a high‑frequency trading environment. The intern will gain hands‑on experience with system performance, reliability, and scalability while contributing to real engineering projects alongside senior Linux engineers. **Expectations** - Apply technical and problem‑solving skills to support production systems. - Deliver functional code/scripts within project timelines. - Communicate effectively with cross‑functional teams in a fast‑paced setting. - Demonstrate attention to detail and critical thinking throughout tasks. **Key Responsibilities** - Assist in performance tuning, troubleshooting, and monitoring of Linux servers. - Develop and maintain automation scripts (Python, shell, or similar). - Participate in code reviews and contribute to system‑level programming tasks. - Support infrastructure upgrades and reliability enhancements. - Document processes, findings, and recommendations for long‑term improvements. **Required Skills** - Strong knowledge of Linux operating systems and command‑line tools. - Proficiency in at least one programming language (Python, shell scripting, C++, or comparable). - Solid analytical and problem‑solving abilities. - Ability to work independently and collaboratively in a high‑pressure environment. - Good written and verbal communication skills. **Required Education & Certifications** - Currently enrolled in a Bachelor’s or Master’s program in Computer Science, Computer Engineering, or a related STEM field. - No specific certifications required.

Philadelphia, United states

On site

Fresher

30-09-2025

Company Name

Susquehanna International Group

Job Title

Machine Learning Internship - PhD: 2026

Job Description

Job title: Machine Learning Internship – PhD (2026) Role Summary: A 10‑week, full‑time internship designed for PhD candidates to develop and apply advanced machine learning models to complex, non‑stationary financial data. Interns collaborate closely with a research team, designing experiments, improving predictive models, and integrating results into trading systems. Expactations: - Conduct research and build ML models to uncover patterns in noisy, time‑series financial data. - Work side‑by‑side with researchers, developers, and traders to translate academic insights into production‑ready solutions. - Design and run experiments using leading ML frameworks. - Receive mentorship and participate in an educational program covering quantitative finance and algorithmic trading. Key Responsibilities: - Develop, test, and refine predictive models for alpha generation and signal processing. - Analyze large, complex datasets to extract actionable market signals. - Collaborate with cross‑functional teams to implement model deployment, risk assessment, and performance monitoring. - Contribute to scientific documentation and presentation of findings in internal and external venues. - Learn and apply rigorous statistical and computational methods to support trading strategies. Required Skills: - PhD candidacy in Computer Science, Machine Learning, Statistics, Applied Mathematics, Physics, or a closely related discipline. - Proven experience applying ML techniques in academic or professional settings. - Strong publication record in top-tier conferences (NeurIPS, ICML, ICLR, etc.). - Hands‑on proficiency with PyTorch and TensorFlow. - Ability to work with large, streaming datasets and high‑performance computing environments. - Excellent analytical, problem‑solving, and communication skills. Required Education & Certifications: - Current enrollment in a PhD program (final year or beyond). - No specific certifications required beyond academic credentials.

New york, United states

On site

05-10-2025

Company Name

Susquehanna International Group

Job Title

Software Developer - SPRC - New Grad

Job Description

Philadelphia, United states

On site

Fresher

05-10-2025