Python Developer Jobs in Riverhead, NY, US

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Associate Systems Engineer - Lead Survey Team

Hauppauge, New York, United States

$60k-$65k/yr OnsiteFull Time

Custom Computer Specialists: Provides IT consulting, network integration, and managed technology services.

Strong analytical mindset; proficiency in Excel; understanding of VLANs and networking; Cisco/Meraki experience; good written/verbal communication; Python and network automation a plus.

Excel, VLAN, Cisco, Meraki, Python, Netmiko, Selenium

3mo

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3mo

Lead Cybersecurity WAF Engineer

Atlanta or Nassau County

$123k-$204k/yr HybridFull Time

Cox Enterprises: Provides broadband communications and automotive marketplace services.

6+ YOELead engineer for WAF; 6 years cybersecurity experience; expert in WAF and edge security; proficient in Python and Terraform; cloud and on-premise knowledge; DevSecOps experience; strong communication.

Python, Terraform, Web Application Firewall, DNS, HTTP/S, CDN, Edge Routing, AWS

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Data Engineer II - Credit Review Automation and Analytics

Charlotte or Newark or Stamford or Plano or Dallas or Boston or Providence or East Hartford or Pennington

$94k-$115k/yr OnsiteFull Time

Bank of AmericaNYSE: BAC: Provides global banking, investment, and wealth management services.

2+ YOETwo years internal audit experience required; 1 year programming/technical experience (SQL, Python, SAS, Alteryx, HTML, Java)

SQL, Python, SAS, Alteryx, HTML, Java

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Data Engineer, Data & Analytics

Wilton, Connecticut, United States

OnsiteFull Time

Louis Dreyfus Company: Global merchant and processor of agricultural and food goods.

2+ YOE2+ years in data engineering; SQL expert; Python (Pandas, NumPy, PySpark); cloud data platforms (Azure preferred; AWS/GCP ok); data orchestration tools (Azure Data Factory; Airflow, Prefect, Dagster); CI/CD; data modeling; ETL/ELT; strong data governance.

Python, SQL, Pandas, NumPy, PySpark, Plotly, Matplotlib, Azure, AWS, GCP, Azure Data Factory, Airflow, Prefect, Dagster, Git, CI/CD

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Systems Engineer

Groton, Connecticut, United States

$90k-$100k/yr OnsiteFull Time

General Dynamics Mission SystemsNYSE: GD: Engineers secure communication and mission-critical defense technology systems.

1+ YOEBachelor's in CS/IT/Systems Engineering or related field; 1 year experience or Master's; Secret clearance preferred; US citizenship required.

Kubernetes, Docker, Python, Bash, PowerShell, Git, Jenkins, Ansible, SQL

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Optics Manufacturing Engineer (Middlefield, CT, US, 06455)

Middlefield, Connecticut, United States

OnsiteFull Time

AMETEKNYSE: AME: Manufacturer of electronic instruments and electromechanical devices.

3+ YOEBachelor's in mechanical engineering; 3-5 years in mechanical design and optics manufacturing; SOLIDWORKS; GD&T; data analysis (Matlab/MathCad); Python/ Matlab; optics manufacturing like polishing, CNC, MRF; optical assembly and metrology.

SOLIDWORKS, Matlab, Python, Geometric Dimensioning and Tolerancing, Interferometry, CMM, MRF, Polishing, CNC

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1mo

Lead SIEM Engineer

Bridgeport, Connecticut, United States

$142k-$237k/yr HybridFull Time

M&T BankNYSE: MTB: Provides retail, commercial, and wealth management banking services.

5+ YOELead SIEM engineer with 5+ years in SIEM, design/implementation, use cases, mentoring.

Splunk, IBM QRadar, Sumo Logic, Securonix, Python, PowerShell

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AI Engineer (IT)

Melville, New York, United States

$145k-$155k/yr RemoteFull Time

Leviton: Manufactures electrical wiring devices and networking infrastructure for buildings.

AI, data management, and Dynamics 365 experience; Power Platform; data governance; automation and analytics; cross-functional collaboration.

Microsoft Dynamics 365, Power Platform, SQL, Python, CoPilot Studio

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1mo

FLS Production Engineer – Mechatronics & Test Competency (CWW – N2)

Wilton, Connecticut, United States

OnsiteFull Time

ASMLNASDAQ: ASML: Manufactures lithography systems used to print patterns on wafers.

0+ YOEBachelor's in Mechatronics or Electrical/Mechanical Engineering; 0+ years in engineering; reading mechanical/electrical drawings; MATLAB/LabVIEW/Python; cleanroom experience; capable of cross-disciplinary work.

MATLAB, LabVIEW, Python, Unix/Linux, NX, Teamcenter, SAP

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2mo

Systems Support Engineer

Woodbury, New York, United States

$90k-$140k/yr HybridFull Time

Clever Devices: Develops technology solutions and systems for public transportation agencies.

5+ YOE5+ years in technical support or engineering; bachelor’s in Computer Science or Engineering; strong communication; SQL; TCP/IP; server hardware; travel required (local, national, international).

Jira, Confluence, Splunk, SQL Server Management Studio, SQL Databases, Server Hardware, Microsoft Server Operating Systems, TCP/IP, PowerShell, Java, Apache Tomcat, MSSQL, HTML, JSON, XML, C#, C++, Python, Excel, Word, Visio, PPT, Teams, Outlook

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1mo

Principal Security Engineer

Stamford, Connecticut, United States

HybridFull Time

Crane CompanyNYSE: CR: Manufactures engineered components for aerospace and industrial process markets.

10+ YOE10+ years in security engineering or secure architecture; enterprise-scale security design and integration; cloud and on‑prem security; automation and API integrations; strong communication.

Python, PowerShell, REST APIs, Azure, AWS, OCI, Scripting, Infrastructure as Code

2mo

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2mo

Systems Support Engineer

Woodbury, New York, United States

$90k-$140k/yr HybridFull Time

Clever Devices: Provides technology for public transit and fleet management.

5+ YOE5+ years in technical support/engineering; bachelor’s in Computer Science or Engineering; strong communication; SQL familiarity; travel to customer sites.

Jira, Confluence, Splunk, SQL Server, Windows Server, TCP/IP, J1939, J1708, C#, C++, Python, PowerShell, HTML, JSON, XML, Tomcat, MSSQL, Java

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AI / ML Engineer

Chattanooga or Norwalk

OnsiteFull Time

HomeServe USA: Provides residential repair service plans and emergency home repairs.

3+ YOEBachelor's degree preferred; 3-5 years in innovation management or tech incubation; strong analytical, problem-solving, and communication; experience with generative AI; project management skills.

Python, Node.js, Java, Cloud Services

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1mo

Azure IoT Engineer

Groton, Connecticut, United States

$102k-$154k/yr HybridFull Time

Applied Information Sciences: Provides cloud transformation and software engineering services to enterprises.

5+ YOEFive years of hands-on Azure IoT experience; degree in a related field; on-site collaboration in industrial environments; strong IoT, edge, security, and data pipelines.

Azure IoT Hub, Azure IoT Edge, Azure Digital Twins, Docker, Python, C#, Node.js, TLS, Certificate-based authentication, Azure Event Hub, Azure Data Explorer, Azure Data Lake, Azure Stream Analytics

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Lead Application Engineer

Stamford, Connecticut, United States

OnsiteFull Time

International Wire Group: Manufacturer of copper and copper-alloy wire products.

5+ YOESenior-level IT/engineering role overseeing enterprise applications, ERP modernization, system integrations, and cloud transformations.

TypeScript, JavaScript, Node.js, React, SQL Server, PostgreSQL, Azure, SAP, Oracle, Microsoft Dynamics, Java, .NET, Python

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Senior Bioprocess Engineer

New Haven, Connecticut, United States

$140k-$165k/yr OnsiteFull Time

Bexorg: Developing whole-brain perfusion platforms for neurodegenerative drug discovery.

Extensive hands-on bioprocess/ perfusion systems; lead end-to-end projects; strong control systems, hardware, and software integration.

LabVIEW, PLC/SCADA, Python, ROS-2

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1mo

BAE Systems - Reliability Engineer - C4ISR Systems

Greenlawn, New York, United States

$87k-$147k/yr OnsiteFull Time

BAE SystemsLondon Stock Exchange: BA.: Produces advanced defense, aerospace, and information security systems.

Analyze failures, perform FRACAS, analyze reliability data, improve processes, document results.

FRACAS, Weibull, MTBF, Minitab, JMP, Python, Excel, PowerPoint, Word

2mo

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2mo

Principal Engineer, Transmission System Planning (Hybrid Schedule)

Westwood or Hartford or Berlin

$151k-$168k/yr HybridFull Time

Eversource EnergyNYSE: ES: Provides electric, natural gas, and water distribution services.

10+ YOE10+ years in transmission planning; strong modeling; HVDC/IBR knowledge; adept with PSSE/PSCAD; regulatory filings; hybrid work.

PSSE, PSCAD, Microsoft Office 365, Python, VBA, ASPEN Oneliner, EMTP, TARA, PI Processbook

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Senior Engineer II-Applications

Chandler or Hauppauge or Austin

$70k-$205k/yr OnsiteFull Time

Microchip TechnologyNasdaq: MCHP: Manufacturer of microcontrollers, analog, and mixed-signal integrated circuits.

7.5+ YOEBachelor's in electrical engineering with 7.5+ years (or Master's with 5+ years); experience in silicon/system architecture, applications engineering, or related fields; strong documentation and hardware design skills.

Altium, Cadence, LabVIEW, Python, C

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1mo

AI/ML Development Analyst

Norwalk, Connecticut, United States

$100k-$150k/yr OnsiteFull Time

Commonfund: Provides investment management services to institutional nonprofit organizations.

1+ YOEBachelor’s or Master’s in Mathematics, Data Science, CS with AI, or related field; strong Python; 1+ year ML/AI development; experience with Agentic AI; SQL; web/API development; ML frameworks; analytical and collaborative skills.

Python, SQL, REST APIs, Web development (Svelte, FastAPI), C#, Git, Docker, AWS, Azure, GCP, TensorFlow, PyTorch, Scikit-learn, Data visualization tools, APIs and web-based interfaces

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2mo

Lead Engineer - Advanced Data Science for Aerospace Systems

Newport News or Arlington or St Paul or Ronkonkoma

$100k-$155k/yr HybridFull Time

North Wind: Provides research, development, and testing for hypersonic aerospace systems.

7+ YOELead engineer with 7–10 years in aerospace engineering, AI/ML, CFD/FEA, and team leadership.

CFD, FEA, Machine Learning, AI, Python, MATLAB

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1mo

AI Engineering Summer Intern Stamford, CT

Stamford, Connecticut, United States

OnsiteInternship

Information Services GroupNASDAQ: III: Provides technology research and advisory services for digital transformation.

Strong Python skills; experience with LLM APIs and prompt engineering; cloud AI familiarity; data engineering basics; Git/GitHub; AI development tools; prior AI project or internship in business settings.

Python, LLM APIs, Azure, Git, GitHub, ChatGPT, Claude, Gemini, Codex

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1mo

System Analyst II

Stonington, Connecticut, United States

OnsiteFull Time

Zachry Group: Provides engineering, construction, and maintenance for industrial facilities.

5+ YOEBachelor's degree in computer science/IS/engineering or related field; 5+ years as individual contributor; knowledge of software development trends; strong communication; experience with MySQL, MariaDB, MS SQL Server, C++, Python, JavaScript, PHP, Visual Basic, Git.

MySQL, MariaDB, MS SQL Server, C++, Python, JavaScript, PHP, Visual Basic, Git

2mo

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2mo

Partner, Head of Offer & Commercial Development

Seattle or San Francisco or Chicago or Cincinnati or Troy or Washington or Norwalk or New York

HybridFull Time

IpsosEuronext Paris: IPS: Provides global survey-based market research and public opinion polling.

10+ YOE10+ years in data analytics or consulting; strong commercial acumen; leadership experience; expertise in data integration and analytics; proficiency in Python, R, SQL, Tableau; cloud platform familiarity

Python, R, SQL, Tableau, AWS, Azure, GCP

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Software Development Manager

Shelton, Connecticut, United States

RemoteFull Time

TOMRAOslo Stock Exchange: TOM: Provides sensor-based sorting and collection solutions for resource optimization.

8+ YOE3+ MgmtBachelor’s in Computer Science or related field; 8 years in software product development and management; 3 years leading software teams; strong skills in cloud, databases, and full stack technologies.

Azure, Kubernetes, C#, Angular, Node JS, React JS, Python, SQL, ERP integration

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Lead Agentic AI Designer

Purchase, New York, United States

$150k-$254k/yr OnsiteFull Time

MastercardNYSE: MA: Global payment processing and financial technology service provider.

Strong experience building AI/ML or backend systems; hands-on with LLM-powered apps, RAG pipelines, agent-based systems; production-scale services; Python, APIs, distributed systems.

Python, APIs, Distributed systems, Cloud-native platforms

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2mo

Senior Scientist, Computational Biology Kidney Disease (Ridgefield, CT, United States, Connecticut)

Ridgefield, Connecticut, United States

$140k-$222k/yr OnsiteFull Time

Boehringer Ingelheim: Developing and manufacturing human and veterinary medicines globally.

2+ YOEPhD in Computational Biology or related field; 2+ years postdoc with industry discovery; Python or R; HT data analysis; publications.

Python, R, Cloud computing, Cluster computing, Single-cell RNA-Seq, Spatial transcriptomics, Proteomics, Data visualization

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Senior Research Data Support Analyst, YSE

New Haven, Connecticut, United States

$90k-$166k/yr RemotePart Time, Temporary

Yale University: Provides higher education and conducts global academic research.

7+ YOEBachelor's degree and 7+ years in academic/research data support; strong Python, SQL, Linux; data pipelines, HPC, cloud; ML/AI; collaboration and mentoring.

Python, SQL, Linux, HPC, Cloud (AWS/Azure/Google Cloud), Git, Docker, Apptainer, Parquet, Arrow

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Postdoctoral Fellow: Generative AI for Protein Engineering

Groton or Berlin

$65k-$108k/yr HybridFull Time

PfizerNYSE: PFE: Develops and manufactures vaccines and medicines for global healthcare

0+ YOEPhD in computational/chemical/biological sciences or related field; less than 2 years post-degree experience; 2 letters of recommendation; strong publications; Python, ML, protein design experience.

Python, PyTorch, RDKit, NumPy, SciPy, Pandas

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Credit Model Development Quantitative Analyst II - Small Business and Home Secured (Hybrid - see potential locations in job description)

Buffalo or Bridgeport or Wilmington or Baltimore or Washington or New York

$72k-$119k/yr HybridFull Time

M&T BankNYSE: MTB: Provides retail, commercial, and institutional banking and trust services.

1+ YOEBachelor’s degree plus 1 year quantitative modeling experience or 5 years education/work; strong Python; SQL; SAS/R; model development in credit risk.

Python, SQL, SAS, R

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Research Scientist / Senior Research Scientist

Stony Brook, New York, United States

$74k-$117k/yr OnsiteFull Time

Stony Brook University: Provides public higher education, medical research, and healthcare services.

3+ YOEPh.D. (or foreign equivalent) in physical sciences, computer science, computational science, applied mathematics, data science, engineering, or related field; 3 years (for Research Scientist) or 5+ years (for Senior Research Scientist) of full-time research experience; Linux HPC experience; MPI/OpenMP/CUDA; Python/C/C++; strong communication and co...

Python, C, C++, Fortran, MPI, OpenMP, CUDA, Linux, GPU computing, Slurm

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GIS Specialist

New Haven or Boston or Concord or Hartford or Laconia or Stamford

$43-$48/hr OnsiteFull Time

Atlas Field Services: Utility vegetation management and infrastructure inspection services.

GIS specialist with ArcGIS Online/Pro experience; manage spatial data; develop Arcade code; client-facing; strong communication; VBA/SQL/Python knowledge beneficial.

ArcGIS Online, ArcGIS Pro, Field Maps, Survey123, Experience Builder, Dashboards, Story Maps, Arcade (JavaScript), Microsoft Excel, Microsoft Word, Microsoft PowerPoint, SQL, Python

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Data Analyst

Norwalk, Connecticut, United States

OnsiteFull Time

Oxbridge Health: Provides health insurance plans focused on episode-based care.

1+ YOEBS in a quantitative field; 1-2 years Python data analysis; healthcare data experience a plus; strong communication; Git familiarity; develop reports and ETL pipelines.

Python, pandas, numpy, SQL, Git, Looker, PowerBI

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Senior Business Intelligence Analyst (Wellington, NZ)

Wellington, New Zealand, New Zealand

HybridFull Time

ANZASX: ANZ: Provides personal, business, and institutional banking and financial services.

Experience developing end-to-end BI solutions; strong SQL/SAS/Python; dashboards with Tableau, Qlik, or Power BI; cross-functional agile work experience; familiarity with data governance and financial services is a plus.

SAS, SQL, Python, Tableau, Qlik, Power BI, Azure, AWS, GCP

2mo

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2mo

Credit Strategist

Norwalk, Connecticut, United States

$100k-$150k/yr OnsiteFull Time

Verition: Global multi-strategy hedge fund manager providing diversified investment solutions.

Experience in corporate credit analysis or related financial areas; strong Python coding for data analysis and signal development; ability to work in a lean, accountable team; understanding of portfolio construction and factor investing; strong communication with PM.

Python

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1mo

Manager, Offensive Security

Ann Arbor or Alpharetta or Atlanta or Stamford or Charlotte or Rockport

RemoteFull Time

Barracuda: Sells cybersecurity software for email, network, and data protection.

6+ YOE2+ Mgmt6+ years in security operations, detection engineering and offensive security; 2-3 years of leadership; 3–4 years with Python/SQL; experience with Kali and pentesting tools; lab development for exercises; cloud, SIEM, and cross-team collaboration.

Python, SQL, Kali Linux, SIEM, Elastic, Databricks, AWS, Azure, GCP, Threat intelligence platforms

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1mo

Software Development Manager

Austin or Chicago or New York or Old Greenwich

$150k-$250k/yr OnsiteFull Time

WorldQuant: Develops systematic investment strategies through quantitative research and data.

10+ YOE10+ MgmtSenior software engineering manager in financial domain; 10+ years leadership; strong C++, Java, or Python; ability to translate complex concepts into actionable tasks.

C++, Java, Python

2mo

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2mo

Product Support Scientist

Wallingford, Connecticut, United States

$82k-$135k/yr OnsiteFull Time

Bio-TechneNASDAQ: TECH: Develops reagents and instruments for life science research.

5+ YOEPhD in Life Sciences with up to 5 years of relevant experience; or Master’s in biological sciences with 8+ years of experience; immunoassay/microfluidics/automation experience preferred.

Immunoassays, Microfluidics, Automated platforms, Data analysis, Python, R

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AI / ML Quantitative Research Manager

London or New York or Rowayton

$250k-$300k/yr OnsiteFull Time

Graham Capital Management: Manages alternative investment funds using quantitative and discretionary macro strategies.

7+ YOEPhD or MSc in a quantitative field; 7+ years AI/ML research with deployment; strong AI/ML & exposure to quantitative trading; leadership experience a plus.

Python, C++, R, SQL, TensorFlow, PyTorch