733 python api engineer jobs at 414 companies in Union, NJ

2mo
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Principal Python Engineer
Warren, New Jersey, United States
$140k-$200k/yr HybridFull Time
MSIG USA
MSIG USATokyo Stock Exchange: 8725: Provides commercial property and casualty insurance and risk services.
8+ YOE8-10+ years software engineering; strong Python; FastAPI/Flask; APIs (REST/GraphQL); cloud (Azure); testing; Git; cross-functional collaboration.
Python, FastAPI, Flask, REST APIs, GraphQL, Azure, Git, Docker, Kubernetes, Kafka, RabbitMQ, CI/CD
5d
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Senior Python Engineer
New York City, New York, United States
RemoteFull Time
DeweyLearn
DeweyLearn: AI-powered platform providing insights for educational teaching and learning.
5+ YOE5+ years professional software engineering experience; expert Python and FastAPI; production API and PostgreSQL experience; Docker and CI/CD familiarity; experience with ML/AI systems; fluent English.
Python, FastAPI, PostgreSQL, Docker, CI/CD
1w
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Python Developer with Risk Modelling
New York City, New York, United States
OnsiteContract
Delan Associates
Delan Associates: Provides engineering and professional services to government agencies.
Convert Excel business logic to Python, strong knowledge of CCAR/scenario stress testing, balance sheet and liquidity modeling, IRR analytics, and develop REST APIs to interface with scenario engines.
Python, Microsoft Excel, REST API
3w
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Python Developer
Jersey City, New Jersey, United States
$110k-$120k/yr OnsiteFull Time
Tata Consultancy Services
Tata Consultancy ServicesNational Stock Exchange of India: TCS: Global provider of IT services, consulting, and business solutions.
8+ YOE8+ years experience building scalable ETL/data pipelines with Python, PySpark/Snowpark, SQL; proficiency with Linux, AWS (S3, EC2), Snowflake, DBT; Bachelors in Computer Science.
Python, PySpark, Snowpark, SQL, pandas, NumPy, Linux, AWS, S3, EC2, Snowflake, DBT, Autosys, Talend, Java, Angular, API, GitHub, Jenkins, Source Tree, VSS Code, Pytest, unit test, CI/CD, CICD
1w
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Senior Python Engineer, Integration
Philadelphia or New York City or Austin or Sofia or Belgrade
RemoteContract
Fliff
Fliff: Operates a social sportsbook platform offering free-to-play gaming.
5+ YOE5+ years Python development experience focused on API and third-party integrations, observability, testing, and on-call production support.
Python, Django, Datadog, CloudWatch, Grafana
1mo
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Principal Engineer - Python API Development
Jersey City or Westlake
$107k-$216k/yr OnsiteFull Time
Fidelity Investments
Fidelity Investments: Provides investment management, retirement planning, and brokerage services.
8+ YOEBachelor's or Master's in CS/Software Engineering, 8+ years building and operating production platforms, deep Python and distributed systems expertise, Linux fluency, AWS and CI/CD experience, infrastructure-as-code, ML platform enablement, and cross-org technical leadership.
Python, Java, Groovy, GenAI Gateways, LiteLLM, AWS, S3, Lambda, Batch, Step Functions, EventBridge, CloudWatch, SNS, SQS, SageMaker, Azure, GCP, Jenkins, Docker, CloudFormation, Terraform, OpenTofu, Git, Linux
2w
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API Developer/Data Engineer Managing Consultant-Fraud/AI
McLean or New York City or Arlington or United States
$130k-$216k/yr HybridFull Time
Guidehouse
Guidehouse: Provides management and technology consulting services to diverse organizations.
5+ YOEUS citizen able to obtain Public Trust,5+ years in data engineering/integration, proficiency in Python, Java/JS, .NET (C#), RESTful APIs, XML, SQL/SQL Server, GCP, data formats (JSON, Parquet), and experience leading technical teams.
Python, Java, JS, C#, .NET, RESTful API, XML, SQL Server, SQL, CSV, TXT, JSON, Parquet, GCP, Apigee, Kong, Azure API Management, AWS API Gateway, LexisNexis, Oracle Mantas, Actimize, Fircosoft, Oracle Mantas, World-Check, Dow Jones, Chainalysis, Elliptic, TRM Labs
1mo
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Principal Identity and API Architect
London or New York
€90k-€130k/yr OnsiteFull Time
TripleLift
TripleLift: Programmatic advertising platform for high-quality digital ad experiences.
8+ YOE8+ years software engineering/platform architecture experience (4+ years focused on identity/IAM/API security). Hands-on Auth0, OpenFGA/ReBAC, OAuth2/OIDC/SAML, AWS identity services, API gateway patterns, and backend development in Go/Java/Python.
Auth0, Okta, OpenFGA, SpiceDB, Ory Keto, Traefik, Kong, AWS API Gateway, IAM, Cognito, Secrets Manager, KMS, STS, Lambda, OAuth 2.0, OpenID Connect (OIDC), SAML 2.0, JWT, JWKS, Go, Java, Python
2w
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Senior Software Engineer, API Platform
New York, New York, United States
$160k-$200k/yr HybridFull Time
Nayya
Nayya: AI platform optimizing employee health and wealth benefits.
6+ YOE6+ years building backend services and public/partner-facing APIs; deep API design and distributed systems expertise; production experience with Python, Go, Node, Typescript, or Ruby on Rails on AWS; mentoring and on-call experience.
Python, Go, Node, Typescript, Ruby on Rails, AWS, LangChain, LlamaIndex, LangGraph
1mo
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Software Engineer, Developer API
New York City or San Francisco or United States or Canada or United Kingdom
$168k-$330k/yr HybridFull Time
Ramp
Ramp: Financial operations platform for corporate cards and spend management.
5+ YOE5+ years backend engineering, experience building APIs/platforms, hands-on with Python, Temporal, and Postgres, familiarity with AI coding agents, strong ownership and developer-experience focus.
Python, Temporal, Postgres
1mo
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Senior Backend Engineer (Python/API) - Hybrid NYC- Blueflame AI
New York City, New York, United States
$141k-$248k/yr HybridFull Time
Datasite
Datasite: SaaS platform for managing mergers, acquisitions, and strategic projects.
8+ YOE8+ years professional software engineering experience, expert Python, production REST API design, system architecture and distributed systems experience, MongoDB and Redis, NYC-based or willing to relocate, able to work hybrid 3 days/week.
Python, MongoDB, Redis, RESTful APIs, LLMs
3w
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Senior Python AI/ML Developer
Jersey City, New Jersey, United States
OnsiteFull Time
Virtusa
Virtusa: Digital engineering and IT business transformation services provider.
8+ YOE8+ years software development experience, strong Python and OOP skills, experience with Django/Flask/FastAPI, REST APIs, relational and NoSQL databases, asynchronous processing, and Git.
Python, Django, Flask, FastAPI, PostgreSQL, MySQL, Oracle, SQL, MongoDB, DynamoDB, Redis, Git
1mo
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Software Engineer | API
New York, New York, United States
$144k-$172k/yr HybridFull Time
DeepL
DeepL: AI-powered language translation and writing assistance platform.
Strong backend fundamentals and API experience; proficiency in Go, Python, Java, or C#; comfortable with React/TypeScript; experience building SDKs, writing tests, and improving developer experience.
Go, Python, Java, C#, React, TypeScript, GitHub Copilot, Claude, NVIDIA DGX SuperPODs, Jira
5d
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Lead Software Engineer - Java and Python
Jersey City, New Jersey, United States
$152k-$215k/yr OnsiteFull Time
JPMorgan Chase
JPMorgan ChaseNYSE: JPM: Global financial services firm providing banking and investment solutions.
5+ YOE5+ years software engineering experience; strong backend skills with Java, Springboot, Python; cloud (AWS/Azure); SQL/NoSQL; SDLC/CI/CD; experience with microservices, RESTful APIs, WebSockets, JSON; proven leadership and AI-assisted development practices.
Java, Springboot, Python, AWS, Azure, RESTful APIs, WebSockets, JSON, SQL, NoSQL, CI/CD
2mo
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Senior Software Engineer - MDM / RDM & API Development
Newark, New Jersey, United States
$104k-$172k/yr HybridFull Time
Prudential Financial
Prudential FinancialNYSE: PRU: Provides insurance, investment management, and retirement services globally.
Senior software engineer with experience in MDM/RDM, API development, Python/Spark/Node.js, and Agile practices.
Python, Spark, Node.js, NoSQL, Relational Databases, SQS, Kinesis, REST, JSON, SOAP, XML, JDBC, MySQL, Git, Jenkins, AWS, CloudWatch, CodeDeploy
6d
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AI/ML, GenAI & Python Developer - Onsite NJ
New York, New York, United States
$106k-$145k/yr OnsiteFull Time
Capgemini
CapgeminiEuronext Paris: CAP: Provides global IT consulting and digital transformation services.
Experience designing and deploying AI/ML and generative AI solutions using Python, PyTorch/TensorFlow/Keras, LLMs, fine-tuning (LoRA/QLoRA), RAG, vector search, LangChain/Hugging Face, REST APIs, Git, and Agile.
Python, Machine Learning, Deep Learning, PyTorch, TensorFlow, Keras, Generative AI, Large Language Models (LLMs), Prompt Engineering, LoRA, QLoRA, Hugging Face, LangChain, LlamaIndex, Retrieval-Augmented Generation (RAG), Vector Databases, Hybrid Search Techniques, NLP, Data Processing, REST APIs, Git, Agile/Scrum, Agentic AI Frameworks, AI Model Evaluation, MLOps, Azure OpenAI, AWS Bedrock, Databricks, Streamlit, FastAPI, Docker, Kubernetes
3w
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Custom Software Engineer Python - 6365276
Morristown or Charlotte or Dallas or Cleveland or California or Colorado or Illinois or Maine or Maryland or Massachusetts or Minnesota or New York or New Jersey or Virginia or Washington or District of Columbia
$37-$47/hr HybridFull Time
Accenture
AccentureNYSE: ACN: Global provider of management consulting and technology services.
5+ YOE5+ years Python experience, Django/Flask and REST API development, SQL, Alteryx, JIRA/Octane, Agile experience, bachelor's degree, and familiarity with banking and financial datasets.
Python, Alteryx, JIRA, OpenText ALM Octane, SQL, Django, Flask, REST API, Playwright, Jenkins, Git
3w
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Software Engineer - Customer Integrations (API)
New York, New York, United States
$125k-$145k/yr HybridFull Time
TheGuarantors
TheGuarantors: Provides lease guarantees and security deposit alternatives for rentals.
2+ YOE2+ years building backend services with Go/Java/Python/C#/SQL, strong API design, system design, cloud experience (AWS/Azure/GCP/OCI) and IaC with Terraform; strong communication skills.
Go, Java, Python, C#, SQL, AWS, Azure, GCP, OCI, Terraform
1mo
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Member of Technical Staff (Software Engineer, API Platform)
San Francisco or New York City
$220k-$405k/yr OnsiteFull Time
Perplexity
Perplexity: AI-powered search engine providing conversational answers with citations.
5+ YOE5+ years backend engineering with Python, Go, or Rust; strong high-traffic API design, AWS and Kubernetes experience, CI/CD and DevOps fluency; experience with AI APIs a plus.
Python, Go, Rust, AWS, Kubernetes, CI/CD
2mo
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GHR AI Engineer – Agentic Integrations (MCP / A2A / Python / APIs) AVP
Princeton, New Jersey, United States
$90k-$158k/yr OnsiteFull Time
State Street
State StreetNYSE: STT: Provides investment servicing and management to institutional investors.
3+ YOE3–5 years software engineering with Python; APIs and authentication experience; MCP and agent-to-agent patterns preferred; enterprise integration.
Python, REST, JSON, OAuth, OIDC, MCP, A2A, APIs