Python Software Developer Jobs in Dover, NJ, US

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Backend Engineer

New York City, New York, United States

$148k-$195k/yr OnsiteFull Time

Flourish: Digital financial product platform for independent registered investment advisors.

3+ YOE3+ years in software engineering; distributed systems experience; proficient in Python/Java/Kotlin/TypeScript; strong DB knowledge (Postgres, Redis, Redshift, BigQuery); REST APIs; independent and collaborative.

Python, Java, Kotlin, TypeScript, Redis, Postgres, RedShift, BigQuery, REST APIs, Django, Pandas, DynamoDB, Docker, Kubernetes, GraphQL

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AI Engineer

New York, New York, United States

$110k-$150k/yr HybridFull Time

GEI Consultants: Provides multi-disciplinary engineering and environmental consulting services.

4+ YOE4+ years software engineering; 1+ year Generative AI; Python/PySpark/R/SQL; Azure AI stack; Databricks; TensorFlow/PyTorch; Azure services; security and ethics in AI.

Python, PySpark, R, SQL, Azure, Azure Data Factory, Azure Synapse, Azure Cognitive Services, Databricks, TensorFlow, PyTorch, Copilot Studio, Azure Functions, Graph connectors, Retrieval-Augmented Generation

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Developer / Engineer (NY Tri-State, NY, US)

New York, New York, United States

OnsiteFull Time

NTT DATA: Global provider of IT and business consulting services.

5+ YOE5+ years building data pipelines with Python, PySpark, Django; 3+ years MLOps; 3+ years Python data loading; 3+ years Hadoop ecosystem; 3+ years RDBMS/NoSQL; 3+ years Unix/Linux.

Python, PySpark, Django, NumPy, pandas, Hadoop, Hive, Spark, Kafka, AWS, PostgreSQL, MySQL, Unix/Linux

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AI Engineer

New York, New York, United States

$73k-$95k/yr OnsiteFull Time

Publicis GroupeEuronext Paris: PUB: Global advertising and digital transformation agency holding.

Design, build, and deploy AI-powered systems; strong Python/JavaScript; LLMs, MLOps; Azure DevOps; AWS; API/backend/frontend development; production-grade AI.

Python, JavaScript, React, Angular, LangChain, LlamaIndex, vLLM, TGI, Azure DevOps, AWS, PostgreSQL, Redshift, Qdrant, Redis, Docker, Kubernetes, REST, GraphQL

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AI Engineer

White Plains, New York, United States

$120k/yr RemoteFull Time

Myriad Systems: Offers payment processing and practice management software for healthcare providers.

3+ YOE3+ years of software engineering or AI systems experience; strong Python; experience training/fine-tuning models; experience deploying AI models; familiarity with open-source LLM frameworks and tools.

Python, Open-source LLM frameworks, Machine learning tooling

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AI Agent Engineer

New York City, New York, United States

$165k-$175k/yr HybridFull Time

Pelago: Virtual clinic for substance use management and treatment services.

Production-grade software experience; strong Python; AI/LLM workflows; API integration; cloud platforms; security in regulated environments.

Python, LLM, APIs, Cloud platforms (AWS, GCP, Azure), Docker, Kubernetes, Salesforce, Slack, Notion

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Investment Compliance Engineer

New York, New York, United States

$190k-$250k/yr OnsiteFull Time

Apollo Global ManagementNYSE: APO: Global alternative asset manager providing investment and retirement solutions.

10+ YOE10+ years in development, strong Python/Java/C++, cloud, data, compliance domain knowledge in capital markets.

Python, Java, C++, SQL, NoSQL, AWS, Azure, Google Cloud, Kafka, Docker, Kubernetes, Git, GitHub, Jenkins, Copilot, Cursor, Model Context Protocol, SQL/NoSQL databases

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Senior / Staff Software Engineer, Data Infrastructure

Boston or New York City

$222k-$288k/yr OnsiteFull Time

Suno: AI platform for creating full songs from text prompts.

5+ YOE5-7+ years in software/data engineering; Python; AWS data services; Snowflake; Dagster/Airflow; dbt; Terraform; data warehousing and pipelines.

Python, AWS (Kinesis, Firehose, Lambda, S3, Glue), Snowflake, Dagster, Airflow, dbt, Terraform

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Senior AI Engineer - Detect

New York, New York, United States

$180k-$210k/yr HybridFull Time

Sage: Modern software and sensors for senior living communities.

5+ YOE5+ years software engineering; experience training/fine-tuning external ML/AI models; Python or TypeScript; strong evaluation/experiment tracking

Python, TypeScript, React, Kotlin, Java, Google Vertex AI, AWS SageMaker

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Senior+ Backend Engineer

New York City, New York, United States

$150k-$250k/yr OnsiteFull Time

Hapiko: AI-powered voice-to-sticker printers for children's creative play.

5+ YOE5+ years backend development in Python, FastAPI, asyncio; strong PostgreSQL and Redis skills; experience with distributed systems and DevOps; experience with GenAI/LLM pipelines.

Python, FastAPI, asyncio, PostgreSQL, Redis, Elixir/Phoenix, Docker

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Software Engineering Advisor - Hybrid

Raleigh or Austin or Bloomfield or Denver or Bloomington or Morris Plains or Plano

$112k-$186k/yr HybridFull Time

The Cigna GroupNYSE: CI: Provides health insurance and pharmacy benefit management services.

8+ YOE8+ years in software automation testing; 3+ years in Agile; automation tools Selenium, Cucumber, Java, Cypress, Robot Framework (Python); OO programming; relational databases; GitHub; strong communication.

Selenium, Cucumber, Java, Cypress, Robot Framework (Python), GitHub, Object-Oriented Programming, Relational Databases, JavaScript, TypeScript, AWS, DynamoDB, S3, Lambda, Pega

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Application Developer

New York City or Bronx

$115k/yr HybridFull Time

City of New York: Provides municipal services and administration for New York City.

5+ YOEFive years .NET development; strong web/app development in Azure; full SDLC experience; communication skills.

NET, ASP.NET, MVC, ADO.NET, Web Services, Web APIs, HTML5, CSS, JavaScript, JQuery, Bootstrap, Microsoft SQL Server, WPF, MVVM, XAML, PHP, Python, .NET Core, SPAs, Azure, Azure DevOps, Azure Functions, Oracle, SQL Server, SharePoint, App Service, Active Directory, Azure CI/CD, Telerik UI, Node.js, React.js, Blob storage, MS Azure

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Integration Engineer

New York or San Francisco

$110k-$164k/yr RemoteFull Time

AdjustNASDAQ: APP: Mobile measurement, analytics, and fraud prevention for app marketers.

BS/MS in CS/Software Eng or related field; experience with Linux, Bash; Golang preferred; strong analytical, data skills; SQL, Python, Perl, R; excellent communication; interest in mobile advertising and anti-fraud.

Linux, Bash, Golagul, SQL, Python, Perl, R

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Principal Engineer

New York, New York, United States

$180k-$225k/yr OnsiteFull Time

Intercontinental ExchangeNYSE: ICE: Operates global financial exchanges, clearing houses, and mortgage technology.

8+ YOE8+ years software development; 4+ years React/TypeScript; BS in CS/CE; REST APIs; data-intensive web apps; internal tools; AI coding assistants.

React, TypeScript, Python, C++, Java, REST APIs, Kafka, FastAPI, Flask, Django, WebSocket, SSE, gRPC-Web, AI coding assistants

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AI Staff Engineer (SW Engineer IV+)

Philadelphia or Boston or New York City or Baltimore or Washington D.C. or Charlotte or Raleigh-Durham or Atlanta or Chicago

$170k-$220k/yr HybridFull Time

HealthVerity: Privacy-protected healthcare data exchange and patient identity platform.

8+ YOE8+ years software engineering; experience with Python/JS/TS; data pipelines; AI/ML production; cloud-native systems (AWS); strong cross-functional collaboration.

Python, JavaScript/TypeScript, AWS, Databricks, Spark, Snowflake, AI/ML

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Senior Backend Engineer

New York, New York, United States

$170k-$190k/yr HybridFull Time

The Ocean Cleanup: Developing advanced technologies to remove plastic from global waters.

5+ YOE5+ years backend software engineering; expert Python/Django; AWS expertise; experience building AI features; US citizen or green card holder; hybrid NY-based eligibility.

Python, Django, NextJS, PostgreSQL, pgvector, Qdrant, RAG, OpenAI SDK, Langchain, CI/CD, Celery, BitBucket, Jenkins

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Quantitative Developer

London or New York City

$175k-$225k/yr HybridFull Time

Xantium: Global investment firm specializing in multi-strategy quantitative trading.

Strong programming skills and quantitative acumen; experience with Python and C++; familiarity with trading or finance is a plus.

Python, C++, Cloud computing

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AI Application Engineer

Berkeley Heights or Alpharetta

HybridFull Time

Infinite Computer Solutions: Provides digital engineering and IT transformation services for enterprises.

4+ YOE4–8 years of experience in application development; strong Java/Python, APIs, microservices; experience integrating AI capabilities into applications.

Node.js, Docker, REST APIs, Java, Python, APIs, microservices, AWS

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Applications Engineer

New York, New York, United States

$125k-$165k/yr OnsiteFull Time

Piermont Bank: Digital commercial bank providing financial services to fintechs and businesses

3+ YOE3-5 years RESTful API development with Python; experience with Azure, ETL, data pipelines; knowledge of Postgres, AWS services, Docker; understands microservice patterns and SDLC; familiar with SOAP, JSON, XML.

Python, Azure, AWS, PostgreSQL, S3, AWS API Gateway, AWS Lambda, Git, Docker, SOAP, JSON, XML, NoSQL

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Senior AI Engineer, Unstructured AI

New York, New York, United States

$204k-$255k/yr HybridFull Time

Collibra: Platform for managing enterprise data governance and intelligence.

Strong Python and backend development experience; production-grade AI/ML systems; data integration and large-scale processing.

Python, FastAPI, Spark, LLM, APIs, SharePoint, Salesforce

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Simulation Infrastructure Engineer

New York City, New York, United States

HybridFull Time

Bedrock Robotics: Automates heavy construction machinery with AI retrofit kits.

6+ YOE6+ years of professional software engineering, strong Python, cloud infra expertise, deployment and service integration experience, generalist platform mindset, and strong communication.

Python, AWS, gRPC, Kubernetes, Ray, Spark, CI/CD, Data pipelines

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Test Automation Engineer

Greenwich, Connecticut, United States

HybridFull Time

Interactive BrokersNasdaq: IBKR: Operates an automated global electronic trading platform for financial assets.

3+ YOE3+ years software engineering with strong Python and testing skills; experience with unit testing frameworks; Bachelor's degree in a quantitative field; strong communication and collaboration.

Python, pytest, unittest, git

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Senior AI Engineer

Atlanta or Boston or Charlotte or Chicago or Dallas or Los Angeles or New York or San Francisco

$145k-$230k/yr HybridFull Time

Accordion: Provides financial consulting services to private equity firms.

3+ YOE3–8+ years software engineering experience with AI/ML systems; production LLM apps (RAG, agentic workflows); Python; LangChain/LangGraph/AutoGen/DSPy; strong data engineering basics.

Python, LangChain, LangGraph, AutoGen, DSPy, SQL, NoSQL, Vector databases, ETL

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Senior Vice President, Full-Stack Engineer

New York or Jersey City or Pittsburgh or Lake Mary

$102k-$195k/yr OnsiteFull Time

BNYNYSE: BK: Global institution managing and servicing financial assets worldwide.

10+ YOE10-14 years software development experience; strong Python/JavaScript, SQL/MongoDB; REST APIs; DevOps; storage infra; experience in financial services preferred.

Python, Django, Flask, REST API, JavaScript, HTML, CSS, SQL, MongoDB, VS Code, PyCharm, Git, CI/CD, Ansible, Jira, Confluence, Windsurf, Docker, Kubernetes, Jest, Jasmine, Karma

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Junior Data & Systems Developer

New York, New York, United States

$70k-$90k/yr OnsiteFull Time

Kohn Pedersen Fox Associates: Global architecture firm providing design and urban planning services.

0+ YOEEntry-level data and systems developer; Python, SQL, REST APIs; Flask/FastAPI; AWS basics; Docker; Git; 0-4 years.

Python, SQL, REST APIs, Flask, FastAPI, AWS, Docker, Git

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Staff Engineer - Platform Engineering

Scottsdale or Chicago or San Francisco or New York

$145k-$223k/yr HybridFull Time

Early Warning Services: Operates payment and risk solutions for the financial industry.

8+ YOE8+ years in software/platform engineering; CI/CD, Kubernetes, Terraform; GitLab/Harness/Vault/Artifactory; on-prem and AWS; Python/Java/JavaScript/Shell; strong collaboration.

GitLab, Harness, Vault, Artifactory, Kubernetes, Docker, Podman, Terraform, AWS CloudFormation, Python, Java, JavaScript, Shell

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Actuarial Developer

New York City or San Francisco or Chicago

$160k-$210k/yr OnsiteFull Time

Shepherd: Provides tech-enabled commercial insurance underwriting for the construction industry.

4+ YOE4+ years P&C actuarial experience; ACAS progress; production Python experience; experience with rating engines.

Python, FastAPI, Pytest, AWS, PostgreSQL, Dagster, DBT

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AI Engineer Intern

United States or Oklahoma or Texas or Missouri or Colorado or Washington or Virginia or Wyoming or Utah or Maine or New York or Ohio or Florida or Washington

$25/hr RemoteInternship

USA Rare EarthNASDAQ: USAR: Manufactures rare earth magnets and processes critical minerals.

0+ YOEMS student in CS/Data Science/SE/Applied Math; shipped AI product experience; Python proficient; LLM framework experience; SQL/Pandas; strong software engineering; strong written communication.

Python, LangChain, LlamaIndex, OpenAI API, Anthropic API, Haystack, SQL, Pandas

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Staff Engineer, AI & Search

New York, New York, United States

$200k-$250k/yr RemoteFull Time

Yieldmo: Adtech platform providing custom creative formats and attention analytics.

Strong backend software engineering; Python/SQL; Docker; AI/search building blocks; cross-functional collaboration.

Python, SQL, Docker

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Staff Software Engineer

New York, New York, United States

$245k-$306k/yr OnsiteFull Time

UnityNYSE: U: Platform for creating and operating interactive real-time 3D content.

Senior ML engineer to design large-scale offline platform, build data pipelines, and distributed training infrastructure using PyTorch, Ray, and related tools.

Python, PyTorch, Ray, Ray Data, Ray Train, Spark, Flink, Airflow, Flyte

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Associate, Quantitative Developer – Prime Services

New York, New York, United States

$150k-$200k/yr OnsiteFull Time

TD BankToronto Stock Exchange: TD: Provide retail, commercial, and wholesale banking and financial services.

3+ YOEBachelor's degree; 3+ years related experience; strong C#/.NET, Python; full-stack development; data pipelines; SQL; front-office analytics; independent worker; willing to travel occasionally.

C#, .NET, Python, SQL, Azure, Snowflake, Docker, Kubernetes

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Backend Engineer - Platform Developer Experience

New York, New York, United States

$133k-$190k/yr RemoteAll Commitments Available

SpotifyNYSE: SPOT: Provides digital music, podcast, and audiobook streaming services worldwide.

3+ YOE3+ years backend experience; strong Java and Python; experience with distributed systems; polyglot environment including Node.js.

Java, Python, Node.js, LLM tooling

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Staff Backend Engineer, Reliability

San Francisco or New York City

$250k-$295k/yr OnsiteFull Time

Unify: AI-powered revenue platform for outbound sales automation

8+ YOE3+ Mgmt8+ years software engineering with 3+ years reliability/infrastructure leadership; strong backend focus; databases at scale; proficient in Typescript, Python, or Go.

ClickHouse, PostgreSQL, Typescript, Python, Go

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Staff AI Engineer - Notebooks

Boston or New York or Remote

$234k-$300k/yr HybridFull Time

DatadogNASDAQ: DDOG: SaaS platform for cloud application observability and security.

10+ YOE10+ years engineering, technical lead experience; ML/AI focus; BS/MS/PhD in a scientific field or equivalent; experience deploying and evaluating ML models; product-driven mindset.

Python, Machine Learning, TensorFlow, PyTorch, ML tooling

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Staff Engineer - AI

New York, New York, United States

$225k/yr HybridFull Time

Wonder: Provides a multi-restaurant food delivery and meal kit platform.

8+ YOE8+ years software engineering; 3+ years building AI/ML in production; distributed systems; AI agents/LLM; startup experience; Python/TypeScript; strong system design; CS/Data Science degree or equivalent.

Python, TypeScript, ML tooling, AI agents, vector search, RAG

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Lead Software Engineering

Middletown, New Jersey, United States

$193k-$237k/yr OnsiteFull Time

AT&TNYSE: T: Provides wireless and fiber optic telecommunication services.

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

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Product Engineer, Global Credit Technology

New York, New York, United States

$180k-$200k/yr OnsiteFull Time

CarlyleNASDAQ: CG: Global investment firm managing private equity and credit assets.

8+ YOE8+ years software engineering; Python backend, React frontend; AI-enabled applications; offshore coordination; experience with enterprise data platforms; degree in CS/engineering.

Python, React, Next.js, LangChain, LlamaIndex, Snowflake, Databricks, PostgreSQL, MS SQL

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Principal AI Engineer

Los Angeles or Boulder or New York or St. Petersburg

$175k-$200k/yr HybridFull Time

VideoAmp: Software and data for cross-platform advertising measurement and optimization.

8+ YOE8+ years software engineering; 3+ years AI/ML infrastructure; strong Golang, Python, and SQL; experience with LLM APIs and API-first design; cross-functional collaboration.

Golang, Python, SQL, LLM APIs, CI/CD, Cloud Computing

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Applied AI Engineer

New York, New York, United States

$180k-$200k/yr OnsiteFull Time

New York Mets: Operates a professional Major League Baseball team and stadium.

5+ YOEBS in CS or equivalent, 5+ years software engineering, production AI/LMM apps, retrieval systems, APIs, SQL, cloud (GCP/AWS/Azure), Python/TypeScript, collaboration.

Python, TypeScript, SQL, APIs, Cloud Platforms, LLMs, Embeddings, Vector databases