Jobs for python developer at New York

A leading AI research company in the United Kingdom is seeking applied AI engineers to enhance Codex agents from impressive demos to reliable tools. The role involves improving performance on real software engineering tasks while collaborating with research and product teams. Ideal candidates will have experience in machine learning product development and...

Postdoctoral Research Associate in Crystallisation - Durham The Role and Department The Chemistry Department at Durham University is one of the very best Chemistry Departments in the UK with an outstanding reputation for excellence in teaching, research, and employability of our students. Ranked 21 in REF2021 in terms of grade point average, the Chemistry...

About The Team The Codex Core Agent team builds the kernel of Codex. We own making the agent better, accelerating research, and making those improvements real in production for our users. That means working across the systems that make Codex actually function as an agent in the real world: the production performance envelope around tokens, latency,...

### Who you are - Previous experience delivering production AI systems involving language models, preferably involving document understanding and/or agentic workflows - Solid software engineering skills with experience in distributed systems and production-grade code - Proficiency in Python and modern ML frameworks (PyTorch, Hugging Face, transformers.) -...

**About The Team** The Codex Core Agent team builds the kernel of Codex. We own making the agent better, accelerating research, and making those improvements real in production for our users. That means working across the systems that make Codex actually function as an agent in the real world: the production performance envelope around tokens, latency,...

Position Overview:The role of the Network Reliability Specialist is to ensure the stability and integrity of all aspects that comprise the Squarepoint global trading network, which includes the regional data centers, regional offices, and various cloud service providers.  These aspects include and are not limited to the delivery and support of various...

A leading AI research company in the United Kingdom is seeking applied AI engineers to enhance Codex agents from impressive demos to reliable tools. The role involves improving performance on real software engineering tasks while collaborating with research and product teams. Ideal candidates will have experience in machine learning product development and...

Position Overview:Squarepoint is looking for a Desktop Support Analyst to support a global community of approximately 500 + users in a Windows environment. Candidate will interact onsite and remotely with users to provide support with workstation applications such as Microsoft Exchange/Outlook, Microsoft Office in an on premise or cloud-based solution;...

About The Team The Codex Core Agent team builds the kernel of Codex. We own making the agent better, accelerating research, and making those improvements real in production for our users. That means working across the systems that make Codex actually function as an agent in the real world: the production performance envelope around tokens, latency,...

### Who you are - Perplexity is seeking a highly skilled, experienced and hands-on Offensive Security Engineer to join our dynamic security team, taking an adversarial approach to hardening Perplexity's infrastructure, applications, and AI systems - 5+ years of hands-on experience in offensive security, red teaming, or penetration testing - Deep technical...

We see the world differently at Capstone Investment Advisors. You will, too. Capstone Investment Advisors, LLC (“Capstone”) is a global asset manager, dedicated to exploring alpha opportunities in derivatives and complementary strategies that persist across market cycles. With approximately $12 billion of AUM (as of December 1, 2025) and 330 employees,...