Top Senior Python Jobs in NYC, NY

The Senior Full-Stack Engineer will develop and maintain scalable web applications using Python and React, design APIs, and deploy applications on AWS.

As a Senior Python Developer, you'll build financial systems, develop microservices, and utilize cloud-native technologies on AWS, while ensuring code quality and performance.

Develop open source SDKs, enterprise APIs, UIs, and backend systems supporting large-scale computer vision datasets. Build scalable, maintainable, performant, and well-tested software for unstructured data and AI workflows. Contribute to enterprise deployments across customer clouds and on-premises environments, while improving tooling, automation, engineering practices, and open source community initiatives in a remote-first team.

Design, develop, and maintain scalable Python applications and cloud-native solutions. Architect microservices, containerized deployments (Docker/Kubernetes), optimize cloud infrastructure, build CI/CD pipelines, integrate messaging systems, ensure security and high code quality, and mentor junior developers. Generative AI/ML experience is a plus.

The Backend Software Engineer will develop and maintain backend systems for data processing related to coffee farming, utilizing Python and PostgreSQL. Responsibilities include feature development, problem-solving, and adapting systems to regulatory changes while ensuring system resilience.

The Senior Full Stack Developer will design, develop, test, and debug software solutions, collaborating with teams and optimizing applications. Responsibilities include user interaction design, back-end functionality, and ensuring software scalability and security.

Develop, test, and maintain a complex distributed processing application using Python and Java. Collaborate with product owners, data coaches, analysts, DBAs, and Agile teams to meet backend/frontend requirements. Work with distributed workloads (Spark/Hadoop), SQL/Snowflake, AWS, shell scripting, and job scheduling/process automation. Support delivery under Agile/SAFe practices and ensure alignment with program standards.

Lead development of Python-based web applications using Django and FastAPI, architect scalable solutions, and establish technical standards while mentoring developers and optimizing infrastructure.

The Python Engineer will write maintainable Python software, lead technical initiatives, collaborate globally, and contribute to community engagement at Canonical.

Develop and enhance features for EnrollWise, contribute to a scalable software architecture, review code, collaborate on design and technical feasibility, and maintain software quality.

Develop Python-based solutions performing SQL/CRUD database operations, extract/transform/generate files (CSV, XML, JSON, PDF), and implement email integrations. Work within an onsite/offshore model, communicate clearly, and perform reliably under high-pressure conditions.

Develop and maintain high-scale, high-performance, highly available server systems using Python and frameworks (Django/Flask). Build REST/SOAP/JSON APIs, integrate message buses (RabbitMQ/ActiveMQ, Kafka preferred), and work with Cassandra and distributed system tools like Zookeeper. Apply algorithms, distributed systems knowledge, and Agile/Scrum practices.

Build and maintain full-stack wealth management platform features using Python and Angular or React. Design service-oriented architectures and REST/SOAP APIs, work with relational databases and ORMs, contribute to AWS or Azure cloud architecture, and deploy using container technologies. Collaborate in Agile/Scrum ceremonies, participate in code reviews and demos, and work independently with distributed teams.

Develop and maintain front, middle, or back-office trading platforms for investment banks. Work on trade capture, real-time multithreaded risk portals, and rewrite reporting with precognitive error checking and auto-correct features. Collaborate across teams and explain technical solutions to non-technical stakeholders.

Senior developer responsible for design and development of multi-tier applications using Java, C++ and Python. Must have strong object-oriented skills, standalone development experience, domain knowledge in derivatives/fixed income and regulatory reforms (Dodd-Frank), and strong communication with business and testing teams.

Senior iOS developer responsible for implementing native iOS features, improving user experience, participating in agile squads, conducting code reviews, troubleshooting customer issues, and helping modernize backend services on AWS. Collaborates with product and UI teams and documents technical knowledge while following best practices.

Design and implement scalable backend and distributed systems for a marketing intelligence platform. Build near-real-time ingestion and processing, scale an incrementality/experimentation product, integrate AI-powered workflows, improve data ingestion/exports and connection-state systems, and contribute frontend components to deliver end-to-end product experiences.

The role requires a senior developer with expertise in Java and C++, and knowledge of Python. Responsibilities include designing and developing multi-tier applications and handling regulatory projects.

The role involves design and development of multi-tier applications using Java and C++, requiring knowledge of Python and derivatives domain.

The role involves backend development using SQL, mentoring junior staff, participating in project delivery, and ensuring robust team processes.

Design and implement durable, fault-tolerant AI orchestration and backend systems using Temporal and agentic ReAct patterns. Deliver features end-to-end with testing, CI/CD, monitoring, and observability; mentor engineers and collaborate with cross-functional teams to translate legal workflows into reliable AI-powered features.

Contract Python Developer to build backend services using Django/Flask. Requires strong object-oriented Python, familiarity with C++ STL, and front-end skills (HTML, CSS, JavaScript, jQuery or Angular). 6+ month contract based in Brooklyn, NY.

Develop and maintain backend services using Python (strong OOP) with Django or Flask; some C++ STL work. Build/integrate front-end components using HTML, CSS, JavaScript and jQuery or Angular. Contract role based in NYC.

Develop and maintain backend services using Python with strong object-oriented design; implement backend scripting with Django or Flask; integrate or collaborate on C++ components; support front-end work using HTML, CSS, JavaScript, jQuery or Angular. Contract role based in NYC for 6+ months.

Contract Python Developer to build backend services using Django/Flask with very strong object-oriented Python. Requires some C++ STL experience and front-end familiarity (HTML, CSS, JavaScript, jQuery or Angular). 6+ month contract located in Jersey City, NJ.