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Lead Python Developer Jobs in Princeton, NJ, US
530+ lead python developer jobs from 180+ companies hiring in Princeton, NJ, US.
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Lead Productivity AI Engineer (Gemini Enterprise & Copilot)
Hartford or Morristown or New York City or Charlotte or Columbus or Chicago
$129k-$193k/yr HybridFull Time
Lead engineer for Gemini Enterprise, Copilot, and Microsoft 365 integration; strong AI governance, security, and DevOps experience; expertise in Gemini Enterprise, Copilot, and Microsoft 365 ecosystem.
Power Platform, PowerShell, Python, Microsoft 365, Gemini Enterprise, Copilot for Microsoft 365, Copilot Studio, Power BI, Viva Insights
1mo
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Lead Machine Learning / Data Science Engineer
Philadelphia, Pennsylvania, United States
OnsiteFull Time
7+ YOE7+ years ML/data engineering on cloud, leadership, Python/Scala, SQL/Spark, ML/AI, devops, and enterprise data platforms.
Python, Scala, SQL, Spark, NoSQL, Docker, Snowflake, Databricks, Azure SQL, Amazon RDS, GCP, Kubernetes, LangChain, n8n, pydantic, Mistral, GPT, RAG, LLMs
2mo
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Senior Development Lead
Brooklyn, New York, United States
$160k-$175k/yr HybridFull Time
8+ YOE8+ years hands-on Python, React/Next.js; AI/LLMs with LangChain/LlamaIndex; finance/asset management experience.
Python, React, Next.js, LangChain, LlamaIndex, Snowflake, Databricks, PostgreSQL, MS SQL
1w
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Sr. Staff Engineer
New York City, New York, United States
$230k-$270k/yr HybridFull Time
Lead AI platform development; deep LLM expertise; production AI experience; fullstack skills; collaborate with product and compliance.
React, GraphQL, Ruby, Java, TypeScript, C#, Python
4w
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Tech Lead Manager (Platform)
New York City, New York, United States
$200k-$300k/yr OnsiteFull Time
Lead platform engineering with full-stack system design and hands-on coding; strong leadership, architecture, and execution skills; experience with Python/Go/TypeScript; Linux and networking knowledge.
Python, Go, C++, Rust, TypeScript, JavaScript, React, Linux
2mo
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Lead Deployed Transformation Engineer
Parsippany, New Jersey, United States
$125k-$155k/yr OnsiteFull Time
3+ YOELead design and delivery of technology solutions; collaborate with business and engineering teams; mentor engineers; travel up to 25%.
Python, Java, TypeScript/JavaScript, Modern frameworks
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Technical Lead
New York City, New York, United States
$200k/yr HybridFull Time
8+ YOE8+ years building production web apps; strong backend/data engineering; data-intensive, user-facing products; Python/JavaScript; RESTful APIs; full-stack capability; cloud data warehouses; leadership potential.
Python, JavaScript, RESTful APIs, SQL, Cloud platforms
1mo
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Ai Engineering Lead
Chicago or Evanston or New York or Princeton
$180k-$195k/yr HybridFull Time
6+ YOE3+ Mgmt6+ years software development; 3+ years leading engineering teams; strong Python and TypeScript/JavaScript; cloud and DevOps experience; AI/LLM APIs experience.
Python, TypeScript, JavaScript, Rust, Go, REST, gRPC, WebSockets, JWT, OAuth2, Azure AD, AWS, Azure, GCP, Docker, Kubernetes, Helm, Argo CD, Terraform, GitHub Actions, Azure DevOps, Prometheus, Grafana, OpenTelemetry, FastAPI, React, Next.js, Tailwind CSS, LangGraph, DSPy, pgvector, Qdrant
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Sr. ML Engineer
New York or Austin or New York
$183k-$246k/yr HybridFull Time
7+ YOE7+ years in production ML/AI systems; proven track record leading complex projects; experience with agentic/LLM-based systems and document processing pipelines; Kubernetes; Python/Go.
Kubernetes, Python, Go, LLM, NLP, Knowledge Graph
1d
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Technical Team Lead, Institutional Services
New York, New York, United States
$120k-$148k/yr HybridFull Time
7+ YOE1+ Mgmt7+ years of hands-on development; 1+ year people management; leadership, mentoring, communication; Proficient in Python, SQL, Node.js, React; experience with DevOps and system design.
Python, Java, XML, React, Node.js, Next.js, SQL, MySQL, PostgreSQL, Git, GitHub Actions, TravisCI, ElasticSearch, Solr, CI/CD
2mo
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Founding Technical Lead
New York, New York, United States
$160k-$200k/yr OnsiteFull Time
6+ YOE2+ Mgmt6+ years shipping full-stack products; strong Python and React/Next.js; ML fundamentals; experience with LLMs and agent frameworks; leadership experience.
Python, React, Next.js, APIs, Databases, CI/CD, Pandas, Scikit-learn, PyTorch, TensorFlow
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Software Engineer, Horizontal Ops
New York City or San Francisco or Seattle or Los Angeles
$170k-$230k/yr RemoteFull Time
5+ YOE5+ years of software engineering; bachelor’s in CS or equivalent; Python, PostgreSQL/MySQL experience; ownership mindset; strong product instinct and problem solving; ability to lead and mentor.
Python, PostgreSQL, MySQL
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Staff Software Engineer
New York, New York, United States
$200k-$250k/yr OnsiteFull Time
10+ YOE10+ years of professional software engineering, leading large-scale design, expertise in TypeScript or Python, strong CS fundamentals, and ability to operate in ambiguity and fast pace.
TypeScript, Python
1mo
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Senior Software Engineer, Personalization
New York City or United States
$180k-$220k/yr OnsiteFull Time
5+ YOE5+ years leading complex technical projects; ML/LLM integration; backend/infrastructure focus; proficient in AWS, Java, Python, Typescript.
AWS, Java, Python, Typescript, Infrastructure as Code
2mo
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Senior Backend Software Developer
New York City or United States
$150k-$180k/yr HybridFull Time
7+ YOE7+ years of job-related experience; strong Python (Flask/SQLAlchemy); advanced PostgreSQL; AWS; IaC (Terraform); unit tests; Git; ability to lead features; excellent communication.
Python, Flask, SQLAlchemy, PostgreSQL, AWS, Terraform, Git
2w
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Staff Applied AI Engineer
New York City or San Francisco or United States
$238k-$280k/yr HybridFull Time
Expert in applied AI with end-to-end AI systems, governance, Python and GenAI frameworks; able to set standards and lead cross-team initiatives.
Python, vLLM, Strands, Crew AI, Orchestration frameworks, Spark, Databricks
1w
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Lead, Technology Product Management – AI, Data & Insights
Titusville, New Jersey, United States
$109k-$175k/yr HybridFull Time
3+ YOE2+ MgmtBachelor in CS/IT/Data Science; 3+ years data & insights product development; proven LLM/GenAI production; Python/ML; cloud services; lead mid-large data teams; data engineering & science experience.
Python, LangChain, AWS, Azure, SageMaker, Bedrock, OpenAI, Azure ML, LLMs, Data Platforms, Cloud
2mo
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Director, Principal Engineer
Seattle or Madison or Princeton
$193k-$257k/yr HybridFull Time
7+ YOE3+ Mgmt7+ years software/AI experience; 3+ years leading teams; enterprise cloud deployments; Python, React; GenAI frameworks (LangChain/LangGraph); strong security and performance focus.
Python, React, LangChain, LangGraph, AWS, Azure, GCP, CI/CD, REST APIs
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Senior Software Engineer
Basking Ridge, New Jersey, United States
$92k-$164k/yr RemoteFull Time
8+ YOE8+ years backend software engineering in Java/Python; 5+ years leading teams; experience with relational and NoSQL DBs; cloud platforms; Kafka; distributed systems; AI-enabled solutions.
Java, Python, Kafka, PostgreSQL, MySQL, Oracle, MongoDB, Cassandra, AWS, Azure, GCP, Docker, Kubernetes, CI/CD, REST, gRPC, Pinecone, Weaviate, pgvector, ML tooling
4w
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Principal Software Engineer
New York City or Toronto
$220k-$300k/yr OnsiteFull Time
7+ YOELead architecture of scalable AI platform; 7+ years in software dev; AI/ML systems; SFT/RL for LLMs; Python/TypeScript; cloud (AWS/Azure); regulated industry experience.
Python, TypeScript, AWS, Azure, Docker, Kubernetes, LLM/AI frameworks
1w
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Senior Software Engineer, Backend
Philadelphia, Pennsylvania, United States
$160k-$210k/yr OnsiteFull Time
5+ YOE5+ years web apps; 2+ years leading teams; PostgreSQL; AWS; Docker/Kubernetes; Python/Django or Rails; strong communication.
JavaScript, Python, Django, Flask, React, React Native, Redux, Kubernetes, AWS, Docker, Celery, Redis, Datadog, CloudWatch
2w
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Lead Transmission Line Engineer 2 - Grid
Woodbridge, New Jersey, United States
$132k-$205k/yr HybridFull Time
12+ YOEBS in engineering; 12+ years transmission design; PLS-CADD proficiency; client-facing experience on 69kV-500kV projects; knowledge of standards; ability to review designs.
PLS-CADD, ArcGIS, Python, MATLAB, Advanced Excel
2mo
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Lead Manufacturing Systems Engineer
Elizabeth, New Jersey, United States
$135k-$160k/yr OnsiteFull Time
3+ YOENetSuite Certification; 3+ years MES in production; proven ERP–MES integrations; strong knowledge of batch/process manufacturing; JavaScript (SuiteScript), Python, or SQL; understanding of inventory flows and financial impact; experience with ERP/robotics/IoT integrations; GMP or similar regulated environment experience.
NetSuite, MES, SuiteScript, JavaScript, Python, SQL, API Integration, Robotics/IoT
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Senior Software Engineer I, Member Growth, Care Guide Experience
New York City, New York, United States
$159k-$214k/yr HybridFull Time
5+ YOE5+ years in software development; full-stack proficiency in Python, Ruby on Rails, or React; able to lead delivery of complex technical projects; experience in Agile teams; healthcare or regulated environments preferred.
Python, Ruby on Rails, React, GraphQL, Datadog, LaunchDarkly, Sentry, Mixpanel, Iterable, LangGraph, LangSmith
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Staff Software Engineer
New York City, New York, United States
$210k-$300k/yr HybridFull Time
8+ YOE8+ years of professional software engineering; experience leading large-scale, cross-team programs; strong system design and communication skills; core stack fluency (React, Typescript, Node.js, Python, C++, Kubernetes).
React, Typescript, Node.js, Python, C++, Kubernetes
3w
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Lead GenAI Developer (New York, NY, US)
New York, New York, United States
$125k-$135k/yr OnsiteFull Time
Senior GenAI leadership role focusing on strategy, architecture, and hands-on GenAI, with Python and ML frameworks, cloud deployment.
Python, ML frameworks, APIs, AWS, Azure, GCP
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Lead DevOps Engineer (New York, NY, US, 10036)
New York, New York, United States
$139k-$190k/yr OnsiteFull Time
4+ YOE4+ years in DevOps/SRE/Cloud Infra; Kubernetes; CI/CD; real-time ML inference; multi-cloud (GCP/AWS/Azure); IaC (Terraform/Helm); Pub/Sub/Kafka; monitoring; caching; low-latency infra.
Kubernetes, GitHub Actions, Jenkins, ArgoCD, Terraform, Helm, Pub/Sub, Kafka, Redis, Memcached, New Relic, Prometheus, OpenTelemetry, Python, Bash, Go
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AI/ML Lead
New York, New York, United States
$150k-$250k/yr HybridFull Time
5+ YOE5+ years in applied ML/AI engineering; 2+ years with LLMs in production; strong Python; NLP/NLU; translate unstructured language into structured outputs; explainable models.
Python, Large Language Models, NLP
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Analytics Lead, Safety & Customer Care
New York or San Francisco
$118k-$148k/yr HybridFull Time
2+ YOELead data analytics initiatives; partner with cross-functional teams; develop dashboards and metrics; strong SQL and Python; 2+ years in data analytics; excellent communication.
SQL, Python
2mo
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Principal Quant Developer
Boston or Jersey City
$107k-$216k/yr HybridFull Time
6+ YOEBachelor's in CS/Engineering/Math/Physics or related field with 6+ years as a Senior Quant Developer; or Master's with 4+ years as Lead Quant Developer; strong Python, R, PL/SQL; quantitative finance expertise; full-stack development; CI/CD; AWS; databases; test-driven development.
Python, R, PL/SQL, SQL, Oracle, Snowflake, NoSQL, Graph, Autosys, Airflow, REST API, FAST API, Flask, AWS, Lambda, S3, EKS, EC2, Jenkins, GitHub, Unit Testing, TDD, OOP, Design Patterns
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Software Engineering Lead
Camden or Conshohocken
$140k-$160k/yr HybridFull Time
10+ YOE5+ Mgmt10+ years in software engineering; 5+ years in architectural roles; Python proficiency; REST APIs and event-driven design; Azure-native tech; CI/CD; strong multiple language and DB skills.
Python, REST APIs, Azure, Snowflake, CI/CD, Docker, Kubernetes
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Lead Site Reliability Engineer - India
Mumbai or Bangalore or San Francisco or New York City or London or Mumbai
RemoteFull Time
7+ YOE7-10 years in SRE/DevOps/Platform in production cloud; 5+ years AWS; 3+ years Kubernetes; IaC (Terraform, CDK, CloudFormation) and/or GitOps; 3+ yrs PostgreSQL; security, logging/monitoring, incident response; Python/Go automation.
AWS, Terraform, CloudFormation, CDK, GitOps, Kubernetes, PostgreSQL, Python, Go, Observability tooling, Service mesh, API gateway
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Senior Full Stack Developer (React)
New Hyde Park or Moline or Hartford or Framingham or West Palm Beach or Norcross or Chicago or Milwaukee or Baltimore or Piscataway or United States
$125k-$150k/yr RemoteFull Time
5+ YOE5+ years professional experience building production web apps; 2+ years in senior/lead roles; strong Python and React/TypeScript; AI/ML integration; Kafka/event-driven architectures; PostgreSQL/Redis; Kubernetes/DevOps; AS400 integration experience preferred
Python, FastAPI, SQLAlchemy, Pydantic, React, TypeScript, Tailwind, Redis, PostgreSQL, Kafka, Databricks, MLflow, Airflow, Docker, Kubernetes, GitHub Actions, ODBC, Data Queues, RBAC, OAuth
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Lead Software Engineering
Middletown, New Jersey, United States
$193k-$237k/yr OnsiteFull Time
5+ YOEBachelor's degree in Computer Engineering or Computer Science and 5 years progressive experience deploying cloud native apps on Azure, with Docker/Kubernetes/OpenShift, IP networking, and API development.
Azure, Docker, Kubernetes, OpenShift, Python, Java, JavaScript, React, Angular, Spring Boot, Microservices, Spring Cloud, REST APIs, Ansible, Netconf, TCP
1w
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Senior Software Engineer - Global Commercial Services Technology
Seattle or Phoenix or New York or Sunrise
$123k-$215k/yr HybridFull Time
8+ YOE8+ years in software engineering and product development; experience leading distributed teams; strong frontend and backend skills; cloud, databases, and AI/ML integration knowledge.
React, Angular, Ruby on Rails, Node.js, Python, Go, React Native, Cordova, Ionic, AWS Lambda, S3, API Gateway, SQS, ECS, RDS, CockroachDB, Camunda, Temporal, JSON-schema, Datadog
2mo
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Lead, Security Architect and ZeroTrust Solution Engineer (19809)
Long Island City, New York, United States
OnsiteFull Time
7+ YOELead architecture design and implementation of Illio Illumio Zero Trust controls; 7+ years in cybersecurity architecture/engineering; hands-on Illumio Core/Edge; cloud and network experience; strong leadership and communication skills.
Illumio, Azure, AWS, GCP, Kubernetes, Docker, SIEM, SOAR, CMDB, EDR, Python, REST APIs, PowerShell, Excel, Power BI
2mo
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Engineering Lead, Growth and Monetization
New York City or San Francisco
$221k-$295k/yr HybridFull Time
4+ YOE2+ Mgmt4+ years as full-stack software engineer; 2+ years as technical lead or engineering manager; expertise in frontend (React/TypeScript) and backend; experience with B2B SaaS, experimentation, and billing.
React, TypeScript, Python
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Senior Staff Site Reliability Engineer, Tech Lead
San Francisco or New York City
$250k-$295k/yr OnsiteFull Time
8+ YOE3+ Mgmt8+ years software engineering; 3+ years reliability/infrastructure; leadership experience; strong backend; expertise with databases; strong TS/Python/Go; automation skills.
TypeScript, Python, Go, ClickHouse, PostgreSQL, SQL
2mo
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Staff AI/ML Engineer (Large Language Model) (TS/SCI) {S}
King of Prussia, Pennsylvania, United States
OnsiteFull Time
8+ YOELead multidisciplinary AI/ML efforts; 8+ years in software/data roles with LLM experience; TS/SCI clearance; strong Python and ML libraries; experience with LLM deployment and RAG.
Python, NumPy, Pandas, Polars, scikit-learn, Git, GitLab, Bitbucket, Weaviate, Pinecone, pgvector, LangChain, DSPy, Microsoft Agent Framework, AWS, llama.cpp, vllm, tgi, ReAct
1mo
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Senior Applied AI Engineer - Energy Industry
New York, New York, United States
RemoteFull Time
5+ YOE5+ years leading technical pre-sales/post-sales in Energy; strong energy domain knowledge; generative AI expertise; Python and ML libraries; strong presentation skills; Bachelor’s degree required; Master’s preferred or equivalent experience.
Python, LangChain, Pandas, Pydantic, Scikit-learn, PyTorch, Data engineering tools
HiringCafe market data
Lead Python Developer Jobs market signals in Princeton, NJ, US
These signals come from live HiringCafe job inventory, not a static article. Use them to compare the market, then open listings above to apply directly.
Open jobs
530+
Hiring companies
180+
Fresh sample
33% new in 30d
Salary visibility
87% show pay
Companies appearing in this market
Bristol Myers SquibbWhatnotARKA GroupParamountCapgeminiCelonisOsmoUnitedHealth Group
Work location mix in visible results
Hybrid: 25Onsite: 22Remote: 7