146 senior python developer jobs at 53 companies in Delaware

PromotedHiringCafe
Founding Backend / Infra Engineer
Cupertino, CA, US
$160k-$300k/yr On-SiteFull Time
HiringCafe
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Own the crawlers, pipelines, and infrastructure powering a real-time job search engine. Strong Node.js and Python fundamentals; bonus points for security and reverse-engineering chops.
Node.js, Python, Elasticsearch, Redis
PromotedHiringCafe
Founding Full-stack / Product Engineer
Cupertino, CA, US
$130k-$300k/yr On-SiteFull Time
HiringCafe
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Help us build a 100× better job search engine. We need a full-stack engineer with great taste, sharp fundamentals, and a track record of shipping polished product on React/Next.js plus a real backend (Firebase, Elasticsearch, Redis, Stripe).
React, Next.js, TypeScript, Firebase, Elasticsearch, Redis, Stripe
1w
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Senior Engineer
New Castle, Delaware, United States
$100k-$105k/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 application development experience with Python, machine learning, NLP and familiarity with banking LLMs; consult with users and analyze complex problems.
Python, Machine Learning, NLP, LLM
2mo
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AI Platform Engineer, Python - Principal Software Engineer
Wilmington or Jersey City
$204k-$285k/yr OnsiteFull Time
JPMorgan Chase
JPMorgan ChaseNYSE: JPM: Global financial services firm providing banking and investment solutions.
7+ YOE7+ years software engineering, cloud DevOps, Python expertise, secure production code delivery.
Python, Terraform
2w
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Senior AI Engineer
United States or Wilmington
$126k-$197k/yr RemoteFull Time
Chemours
ChemoursNYSE: CC: Manufactures specialty chemicals, refrigerants, and high-performance industrial fluoropolymers.
8+ YOEDegree in Computer Science/Engineering, 8+ years backend development with Python and JavaScript, 2+ years production GenAI systems experience, React/TypeScript UI skills, Pydantic proficiency, strong stakeholder communication.
Python, JavaScript, React.js, TypeScript, HTML, Pydantic, PyTorch, Azure, Azure Kubernetes, Office 365, GitHub
2mo
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Lead Software Engineer II – Java & Python
Wilmington, Delaware, United States
$100k-$135k/yr RemoteMultiple Commitments Available
Best Egg
Best Egg: Provides personal loans and credit cards for prime borrowers.
4+ YOE4-6 years professional software engineering; strong backend Java and Python; SQL/data modeling; AWS; DynamoDB, RDS, PostgreSQL; CI/CD; Docker; ECS/EKS; CloudWatch/Datadog; excellent communication and collaboration.
AWS, Docker, Kubernetes, ECS, EKS, CloudWatch, Datadog, DynamoDB, RDS, PostgreSQL, DocumentDB, CI/CD
2d
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Senior Application Developer
Pennsylvania or Maryland or Washington or North Carolina or Louisiana or Kentucky or Kansas or Indiana or Illinois or Georgia or Iowa or Florida or Colorado or California or Delaware or Connecticut or Arkansas or Arizona or Alabama or Alaska or Nevada or Vermont or Tennessee or Idaho or Oklahoma or Hawaii or Mississippi or Utah or New Hampshire or New Mexico or Wyoming or North Dakota or South Dakota or Rhode Island or West Virginia or Montana or Texas or Ohio or New Jersey or Oregon or South Carolina or Missouri or Virginia or Massachusetts or Nebraska or Minnesota or Michigan or Wisconsin or New York or Maine or District of Columbia
$86k-$139k/yr RemoteFull Time
Highmark Health
Highmark Health: Provides health insurance and integrated medical care services.
5+ YOE5+ years in scalable system design and modern programming languages (.NET, Angular, SQL, Java, Python, C#, JavaScript); experience defining system architectures, web services (REST/HTTPS/JSON); healthcare IT preferred.
.NET, Angular, SQL, Java, Python, C#, JavaScript, REST, HTTPS, JSON, HTML5, CSS, Google Cloud Platform (GCP), Amazon Web Services (AWS), MSSQL, Windows Server
1mo
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Senior Systems Engineer
Wilmington, Delaware, United States
RemoteFull Time
CSC
CSC: Provides global business administration and compliance solutions.
10+ YOE10+ years as a Network Engineer; expertise with Cisco, F5, Palo Alto, Infoblox, Zscaler ZPA, Azure Cloud, ISE, SD-WAN; CCNP/CCIE desirable; scripting in Ansible and Python.
Cisco routing and switching, Nexus, ACI, AWAF, Infoblox, Zscaler ZPA, Azure Cloud, ISE, SDWAN, Ansible, Python, F5, Palo Alto, VPN, TCP/IP, BGP, OSPF, EIGRP, MPLS
1mo
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Senior Software Engineer Test
California or New Jersey or New York or Washington or Hawaii or Alaska or Maryland or Connecticut or Rhode Island or Massachusetts or Nevada or Oregon or Arizona or Colorado or Wyoming or Texas or North Dakota or Minnesota or Missouri or Illinois or Wisconsin or Florida or Georgia or Michigan or Ohio or Virginia or Pennsylvania or Delaware or Vermont or New Hampshire or Maine or Utah or Idaho or Montana or New Mexico or South Dakota or Nebraska or Kansas or Oklahoma or Iowa or Arkansas or Louisiana or Mississippi or Alabama or Tennessee or Kentucky or Indiana or South Carolina or North Carolina or West Virginia or United States
$94k-$179k/yr RemoteFull Time
Mercury Insurance
Mercury InsuranceNYSE: MCY: Provider of personal and commercial insurance coverage.
5+ YOEBachelor's in CS or related (or equivalent experience), 5+ years industry experience, 3+ years Java/Python and automation/framework development, CI/CD, containerization, cloud, performance and API testing experience.
Jenkins, GitHub, JMeter, LoadRunner, Selenium, TestNG, JUnit, Appium, Docker, Kubernetes, AWS, Google Cloud, Azure, Postman, SoapUI, Curl, Insomnia, Java, Python, JavaScript
2w
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Senior Software Engineer
Pennsylvania or New Jersey or Delaware
$130k-$160k/yr RemoteFull Time
QVC Group
QVC GroupNASDAQ: QVCGA: Provides video-driven shopping experiences across television and digital platforms.
10+ YOE10+ years software engineering experience; expertise in TypeScript, React, Next.js, .NET, SQLServer, JavaScript, Node.js, Python; cloud (AWS/Azure/GCP); CI/CD, DevOps, and platform engineering experience.
TypeScript, React, Next.js, .NET, SQLServer, JavaScript, Node.js, Python, AWS, Azure, GCP, CI/CD pipelines, DevOps, observability tooling
2w
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Senior AI Engineer
Philadelphia or Pennsylvania or New Jersey or Delaware or Maryland or Texas or Georgia or Iowa or Illinois or Indiana or Kansas or North Carolina or South Carolina or Tennessee or Vermont or West Virginia
$146k-$182k/yr HybridFull Time
NBME
NBME: Develops and manages medical licensing and healthcare professional assessments.
5+ YOEBachelor's or Master's in CS/Engineering/Data Science, 5+ years AI/ML engineering experience, proficiency with Python, PyTorch, TensorFlow, Hugging Face Transformers, cloud (AWS/GCP/Azure), Docker, Kubernetes, and familiarity with vector DBs and embeddings.
Python, PyTorch, TensorFlow, Hugging Face Transformers, AWS, GCP, Azure, Docker, Kubernetes
2mo
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Senior Mechanical Engineer 1 - Nuclear
Wilmington, Delaware, United States
$85k-$129k/yr OnsiteFull Time
Sargent & Lundy
Sargent & Lundy: Engineering and consulting services for the power industry.
5+ YOESenior mechanical engineer with 5+ years in power industry; ABET-accredited BS or MS in Mechanical or Chemical Engineering; knowledge of nuclear plant codes and design; capable of leading automation and AI-enabled workflows.
Python, MATLAB, Excel
1mo
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Senior Data Engineer-JT0224
Alabama or Arkansas or Delaware or Florida or Georgia or Iowa or Illinois or Indiana or Kansas or Kentucky or Louisiana or Massachusetts or Maine or Maryland or Michigan or Minnesota or Missouri or Mississippi or Montana or North Carolina or Nebraska or New Hampshire or Ohio or Oklahoma or Pennsylvania or Rhode Island or South Carolina or Tennessee or Texas or Virginia or Wisconsin or West Virginia
RemoteFull Time
Revecore
Revecore: Identifies and recovers underpaid medical claims for hospital systems.
Expertise in Azure cloud services, data lakehouse architecture, ELT pipelines, Python, SQL, and C#. Experience with Snowflake, dbt, Airflow, Terraform/CloudFormation, and CI/CD. Bachelor's or Master's in CS or equivalent experience.
Azure Synapse, Azure Data Lake Storage Gen2, Azure DevOps Pipelines, Power BI, Snowflake, dbt, Airflow, Python, SQL, C#, .NET Framework, .NET Core, Terraform, CloudFormation
2mo
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Senior Security Engineer, Infrastructure
United States or California or New York or Connecticut or New Jersey or Washington or Oregon or Delaware or Maine or Massachusetts or Maryland or New Hampshire or Rhode Island or Vermont or District of Columbia or Pennsylvania or Virginia or Colorado or Texas or Illinois or Hawaii
$192k-$242k/yr RemoteFull Time
Instacart
InstacartNasdaq: CART: Provides grocery delivery and retail technology solutions.
5+ YOE5+ years security engineering experience, 3+ years code/design review experience, proficiency in Python/Go/TypeScript, IaC experience (Terraform/CloudFormation), knowledge of security bug classes, SaaS threat models, and coaching ability.
Python, Go, TypeScript, Terraform, CloudFormation, OPA/Rego, Terraform Sentinel, Wiz, Prisma
2w
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Developer Advocate
Arizona or California or Colorado or Delaware or Maryland or Massachusetts or Missouri or New Jersey or Nevada or New York or North Carolina or Oregon or Oklahoma or Pennsylvania or South Carolina or Texas or Utah or Virginia or Washington
$130k-$150k/yr RemoteFull Time
Identity Digital: A leading registry of generic top-level domain name extensions.
5+ YOE5+ years in developer advocacy or engineering, production-quality coding in TypeScript/Python/Go, public speaking, technical writing, AI agent framework experience, travel and timezone flexibility.
TypeScript, Python, Go, GitHub, LangChain, CrewAI, Microsoft Agent Framework, LlamaIndex, OpenAI Agents SDK, MCP, A2A, Discord, SDKs
2w
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Senior Full Stack Engineer, (Senior Consultant, Engineering & Technical Services)
Baltimore or Alabama or California or Delaware or District of Columbia or Florida or Georgia or Maryland or New Jersey or New York or North Carolina or Pennsylvania or South Carolina or Tennessee or Texas or Virginia or West Virginia
$121k-$196k/yr RemoteFull Time
Fearless
Fearless: Digital services firm delivering IT solutions for government agencies.
5+ YOE5+ years full-stack experience (3+ with modern JavaScript frameworks); production experience with Node.js and Python; Microsoft SQL Server, Docker/Kubernetes, AWS, Terraform/OpenTofu, Git/GitLab; ability to obtain Public Trust clearance; U.S. citizen or lawful permanent resident.
React, Vue, Node.js, Nuxt, Python, Python FastAPI, Python Flask, Microsoft SQL Server, Docker, Kubernetes, AWS, EC2, ECS, EKS, RDS, S3, IAM, CloudWatch, git, GitLab, Terraform, OpenTofu, OAuth2, OpenID Connect, Microsoft Authentication Library (MSAL), Entra/Azure App Registrations, OpenSearch, ElasticSearch, Pandas, NumPy, scikit-learn, TensorFlow, PyTorch, Flutter
1mo
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Senior Lead Data Engineer (Bank Tech)
Wilmington or McLean
$209k-$239k/yr OnsiteFull Time
Capital One
Capital OneNYSE: COF: Financial services offering credit cards, banking, and loans.
6+ YOEBachelor’s degree; 6+ years in application development; 2+ years in big data; 1+ year in cloud computing (AWS/Azure/GCP).
Python, Java, SQL, NoSQL, Redshift, Snowflake, AWS, Azure, GCP, Hadoop, Kafka, Spark
2d
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Senior Software Development Engineer
Illinois or Mississippi or Montana or North Carolina or Louisiana or Maryland or Maine or Minnesota or Nebraska or Missouri or North Dakota or New York or New Jersey or New Mexico or Nevada or Ohio or South Carolina or Texas or Rhode Island or South Dakota or Vermont or Tennessee or Virginia or Washington or Utah or Wisconsin or West Virginia or Oregon or Wyoming or Oklahoma or Pennsylvania or Colorado or Alabama or Arizona or California or Connecticut or District of Columbia or Florida or Iowa or Arkansas or Idaho or Kansas or Delaware or Georgia or Indiana or Kentucky or Michigan or Massachusetts or New Hampshire
$83k-$222k/yr RemoteFull Time
CVS Health
CVS HealthNYSE: CVS: Provides retail pharmacy, health insurance, and pharmacy benefit management services.
5+ YOE5+ years software engineering with Java/JEE and Spring Boot, 3+ years Kafka, CI/CD, Docker/Kubernetes, 2+ years cloud experience (GCP preferred); strong data migration, ETL, security and healthcare integration experience.
Java, JEE, Spring Boot, Spring Cloud, Apache Kafka, Python, Spring Batch, GCP, GKE, Cloud Run, Cloud Build, Cloud SQL, Pub/Sub, IAM, Secret Manager, OpenTelemetry, Docker, Kubernetes, SQL, NoSQL, OAuth 2.0, OIDC, TLS, Dataflow, Git
1mo
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Senior Site Reliability Engineer
Philadelphia or Connecticut or New Jersey or Maryland or Massachusetts or North Carolina or Delaware
$105k-$175k/yr HybridFull Time
Elsevier
ElsevierLondon Stock Exchange: REL: Provides scientific, technical, and medical research information and analytics.
Extensive Kubernetes on AWS, IaC, automation, CI/CD, incident management, and cloud infrastructure experience.
Kubernetes, AWS, Terraform, GitHub Actions, Python, NewRelic, CI/CD, RBAC
2d
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Senior Data Engineer
Newark, Delaware, United States
$140k-$150k/yr RemoteFull Time
Horizon Services
Horizon Services: Provides residential HVAC, plumbing, and electrical repair services.
8+ YOEBachelor's or master's in CS/statistics/analytics, 8+ years data engineering, 5+ years cloud (preferably AWS), strong SQL, Databricks, Snowflake, Python/PySpark, Kafka experience preferred.
Databricks, Spark, Confluent Kafka, Snowflake, AWS, SQL, Python, PySpark, Microsoft Power BI
3w
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Senior Application Security Engineer
Seattle or Los Angeles or San Francisco or California or Colorado or Connecticut or Delaware or Hawaii or Illinois or Maine or Maryland or Massachusetts or Minnesota or Nevada or New Jersey or New York or Rhode Island or Virginia or Washington or Washington DC or United States
$141k-$259k/yr OnsiteFull Time
Nordstrom
Nordstrom: Operates luxury department stores and off-price retail outlets.
4+ YOE4+ years in application security or related field; experience shipping security tooling and automation; expert threat modeling, security design review, and manual code review; fluent reading/writing code in Java, Kotlin, C#, or Python; cloud-native and LLM/AI security knowledge.
Java, Kotlin, C#, Python, SAST, SCA, DAST, secrets scanning, GitHub Advanced Security, JFrog Artifactory, AWS, GCP, Azure, Kubernetes, LLM
3w
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Senior Lead Cloud Engineer
United States or Alabama or Arkansas or Arizona or Florida or Georgia or Iowa or Idaho or Indiana or Kansas or Kentucky or Louisiana or Maine or Missouri or Mississippi or Montana or North Dakota or Nebraska or New Mexico or Ohio or Oklahoma or Pennsylvania or South Carolina or South Dakota or Tennessee or Utah or Vermont or Wisconsin or West Virginia or Wyoming or Colorado or Hawaii or Michigan or Minnesota or North Carolina or New Hampshire or Nevada or Oregon or Rhode Island or Alaska or California or Connecticut or District of Columbia or Delaware or Illinois or Massachusetts or Maryland or New Jersey or New York or Texas or Virginia or Washington
$132k-$194k/yr RemoteFull Time
Lumen Technologies
Lumen TechnologiesNYSE: LUMN: Providing global enterprise telecommunications and network connectivity services.
5+ YOE5+ years experience (2+ years as FinOps engineer), strong cloud platform and pricing knowledge, FinOps and Flexera One experience, data visualization (Microsoft Excel, Power BI, Tableau), scripting (Python, PowerShell), and strong communication skills.
Flexera One Cloud Cost Optimization, Microsoft Excel, Power BI, Tableau, Python, PowerShell, CI/CD