Python Software Engineer Jobs in Danielson, CT, US

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Network Software Developer

Lexington or United States

$102k-$152k/yr HybridFull Time

KBRNYSE: KBR: Provides engineering, technology, and professional services for global markets.

3+ YOEActive DoD Secret clearance; BS in Computer Science or related field; 3-5 years experience; Proficiency in C++, Python; Kubernetes; SDN; routing protocols; strong communication; team collaboration.

C++, Python, Kubernetes, Software-defined networking, Routing protocols

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Mid-Level Software Engineer - Unmanned Systems

Middletown, Rhode Island, United States

$73k-$127k/yr OnsiteFull Time

Arcfield: Systems engineering and mission support for defense and space.

2+ YOEBachelor's with 2-4 yrs or Master's with 0-2 yrs; C/C++, Java, Python; Linux; CI with GitLab/Jenkins; OO design; networking basics; SDLC/agile; DoD SECRET clearance required.

C++, Java, Python, Bash, tcsh, Linux, GitLab, Jenkins, CI/CD

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Junior Software Engineer (Backend + AI)

Needham, Massachusetts, United States

$90k-$110k/yr HybridFull Time

Newton Research: AI agents for marketing analytics and media planning workflows.

Strong Python skills, web API experience, Git proficiency, database experience, genuine AI/ML interest, and ability to debug AI-generated code.

Python, Django, Django REST Framework, PostgreSQL, Redis, OpenAI API, LangChain, LangGraph, sentence-transformers, vector databases, React, TypeScript, Vite, SCSS Modules, Docker, GitHub Actions, AWS, S3, ECR, MinIO, Sentry, RQ, pytest, Vitest, Playwright

2mo

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2mo

Senior DevOps Software Engineer

Mansfield or United States

$132k-$165k/yr RemoteFull Time

eClinical Solutions: Providing clinical data cloud software and biometrics services.

10+ YOE10+ years enterprise software, 8+ years AWS, Kubernetes/EKS, Terraform/CloudFormation, CI/CD automation, and mentoring.

Bitbucket, TeamCity, Octopus Deploy, Jira, CloudWatch, Datadog, New Relic, Terraform, CloudFormation, Python, PowerShell, Bash, SQL, .NET, Docker, Kubernetes, AWS EKS, ECS, S3, IAM, WAF, KMS, MLflow, TensorFlow, PyTorch

1mo

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1mo

Staff Software Engineer, Application Services

Westborough, Massachusetts, United States

$137k-$261k/yr HybridFull Time

Hewlett Packard EnterpriseNYSE: HPE: Provides global edge-to-cloud technology solutions and IT infrastructure services.

10+ YOE3+ Mgmt10+ years in large-scale software, 3+ years leading technical teams; strong C/C++, Linux, networking; experience with distributed systems and Agile.

C/C++, Linux, Networking, DPDK, Multi-threading, Python, Unit/Integration Testing, CI/CD, DZ

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Senior Software Test Engineer – Embedded Software (Manual & Automation, Medical Devices) (Hybrid-Acton,MA)

Acton, Massachusetts, United States

$97k-$146k/yr HybridFull Time

InsuletNasdaq: PODD: Manufactures wearable tubeless insulin pumps for diabetes care.

5+ YOE5+ years in embedded software testing with 2+ years in medical device testing; proficient in Python, pytest, Jenkins; knowledge of SDLC/Agile; experience with CI/CD and QA tooling.

Python, pytest, Jenkins, CI/CD, Git, Jira, Confluence, Slack, Teams

2mo

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2mo

Senior Software Engineer – Cloud Platform

San Diego or Framingham

$163k-$189k/yr HybridFull Time

Lytx: Provides video telematics and safety software for commercial fleets.

Senior software developer for cloud-based systems; strong distributed systems and AWS expertise; full-stack capability across backend, frontend, and infrastructure.

AWS, Node.js, PostgreSQL, AWS CDK, React, React Native, Python, Rust, C, C++

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Software Development Engineer in Test Co-Op

Foxboro, Massachusetts, United States

$23-$27/hr OnsiteFull Time, Internship

Schneider ElectricEuronext Paris: SU: Provider of energy management and industrial automation solutions.

Pursuing a degree in Computer Science or Software Engineering; strong learning mindset in automation, DevOps, and quality engineering; authorized to work in the US full-time; internship for fall 2026.

Java, Python, Selenium, JUnit, TestNG, Appium, Cucumber, Jenkins, GitHub Actions, GitLab CI, Azure DevOps, JFrog Artifactory, JIRA, RestAssured, Postman, Docker, Cloud Platforms

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Software Engineer II, DevOps

Needham, Massachusetts, United States

$115k-$152k/yr OnsiteFull Time

HPR: Provides high-performance technology infrastructure for electronic trading markets.

3+ YOEBS/MS in CS/EE; 3+ years DevOps; Kubernetes; Docker; IaC; Python/Shell; Helm; Grafana/Loki; Node.js/Express/TypeScript; internal tooling; Kubernetes networking; Needham, MA onsite

Kubernetes, Docker, Docker Compose, Helm, Grafana, Loki, GitLab, Python, Shell, Node.js, Express, TypeScript, S3, NoSQL

3mo

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3mo

Principal Full-Stack Software Engineer - Fidelity Private Shares

Westlake or Jersey City or Merrimack or Smithfield

$107k-$216k/yr HybridFull Time

Fidelity Investments: Provides investment management, retirement, and brokerage services.

Experience building, deploying, and supporting web apps; Python, JavaScript/TypeScript; CI/CD; GitHub/Jenkins; leadership and mentoring; strong problem solving and automation.

GitHub, Jenkins, Python, JavaScript, TypeScript, CI/CD

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QA Engineer – Lab Technician, Software, Hardware & Device Testing

Framingham, Massachusetts, United States

$76k-$121k/yr OnsiteFull Time

Arrow ElectronicsNYSE: ARW: Distributes electronic components and enterprise computing solutions globally.

Testing across hardware, software, and connectivity; CI/CD with Jenkins and GitHub Actions; Python/PyTest; Appium mobile automation; lab infra management; issue tracking with Jira.

Python, PyTest, Appium, Jenkins, GitHub Actions, Jira

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Software Engineer Security & Automation II (Full Time) – United States

San Jose or Austin or Milpitas or Alpharetta or Maynard or Fulton or New York or Boston or Knoxville or Dallas or Atlanta or Hillsboro

HybridFull Time

CiscoNASDAQ: CSCO: Develops and sells networking hardware and cybersecurity software.

0+ YOEPython or scripting, security principles, DevSecOps, cloud security, automation, CI/CD, security tools; degree/certifications with relevant experience.

Python, Bash, Jenkins, GitHub Actions, Docker, Kubernetes, pytest

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FAST Labs - Senior Principal II Software Engineer (up to $20K Sign On Bonus)

Merrimack, New Hampshire, United States

$147k-$249k/yr OnsiteFull Time

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

6+ YOEActive Top Secret/SCI clearance, BS in CS/CE or related, 6+ years software development, C++11+, Linux, strong leadership and communication, able to deliver on time.

C++, Python, MATLAB, Kubernetes, Docker, Podman, RTOS, UART, I2C, SPI, CAN, OpenCL, CUDA, Linux, Cloud

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DevOps Engineer

Needham, Massachusetts, United States

$95k-$135k/yr RemoteFull Time

CyberArk: Securing human and machine identities with privileged access management.

4+ YOE4+ years in software/DevOps/infrastructure; Python/Groovy/Bash; cloud (AWS/Azure/GCP); containers; Jenkins; CI/CD; IaC; OS administration.

Python, Groovy, Bash, PowerShell, AWS, Azure, Google Cloud, Docker, Kubernetes, ECS, Jenkins, CI/CD, Infrastructure as Code, Operating System Administration

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Embedded Firmware Engineer

Carson City or Webster or Harbor City or Platform or Jessup or Clinton or Newark or Longmont

$79k-$150k/yr OnsiteFull Time

Vitesse Systems: Designs and manufactures antenna and thermal systems for defense.

2+ YOEBS or MS in Electrical Engineering or related robotics field; 2+ years Level I, 5+ Level II, 8+ Level III firmware/embedded software; C++, Python; RTOS; hardware bring-up; ITAR compliance.

C++, Python, C, VHDL, Verilog, Linux, RTOS, ROS, Git, EtherCAT, SPI, CAN, I2C, UART, RS-232

1mo

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1mo

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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Robotics Software Manager

Boston or Raynham or Palm Beach Gardens or Warsaw

$117k-$201k/yr HybridFull Time

Johnson & JohnsonNYSE: JNJ: Develops and manufactures pharmaceutical drugs and medical devices.

7+ YOE7+ years embedded software for medical devices; embedded C/C++; RTOS; .NET; strong leadership; regulatory knowledge (IEC 62304)

C/C++, RTOS, QNX, Microsoft .NET, Python, LabVIEW, MATLAB

1mo

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1mo

Energy Market Optimization Engineer

Holyoke, Massachusetts, United States

$136k-$198k/yr HybridFull Time

ISO New England: Operates the New England power grid and wholesale markets.

PhD or Masters in Electrical Engineering, Operational Research, Applied Math, or Computer Science; experience with software for wholesale electricity markets; knowledge of power systems and market operation; programming in Java, Python, GAMS, AIMMS; experience with CPLEX/GUROBI; relocation may be required for non-U.S. residents.

Java, Python, GAMS, AIMMS, CPLEX, GUROBI

1mo

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1mo

R&D Measurement & Automation Engineer

Devens, Massachusetts, United States

$90k-$145k/yr OnsiteFull Time

Commonwealth Fusion Systems: Designing and building commercial fusion energy power plants.

5+ YOEBachelor's degree in electrical engineering, physics, or related field; 5+ years in integration/test engineering; strong electronics hardware and software experience; willingness to travel and work nights/weekends on occasion.

LabVIEW, Ignition, TwinCAT, Beckhoff PLC, AutoCAD Electrical, AutoCAD, Python, C/C++, Test equipment (oscilloscopes, spectrum analyzers, signal generators), Industrial automation, HMI/GUI development

1mo

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1mo

Associate Level Mechanical Engineer (Ph.D.)

Natick, Massachusetts, United States

$135k-$160k/yr OnsiteFull Time

ExponentNASDAQ: EXPO: Provides multidisciplinary scientific and engineering consulting for complex problems.

Ph.D. in mechanical-related field; experience analyzing machine components; strong fundamentals in statics, dynamics, and solid mechanics; proficiency with engineering software; willingness to travel; strong communication and leadership potential.

LabView, Matlab, Python, MathCAD, Solidworks, AutoCAD

1mo

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1mo

Developer Team Lead

Allentown or Louisville or Providence

HybridFull Time

PPLNYSE: PPL: Provides electricity and natural gas to millions of customers.

7+ YOEBachelor’s degree with 7+ years of related experience; strong software development background in languages such as C#, Java, Python; familiarity with emerging technologies; ability to lead a small team; experience in Agile environments.

C#, Java, Python, MEAN stack, MERN stack, Microservices, Cloud, APIs

1mo

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1mo

Research Principal Engineer, Machine Learning

Milford or Cambridge

$132k-$220k/yr OnsiteFull Time

Waters CorporationNYSE: WAT: Designs analytical instruments for laboratory testing and research.

8+ YOEPhD or MS in ML, CS, engineering, physics, or chemistry; 8+ years in ML/AI in research or tech development; 1+ years in cutting-edge AI technologies and software optimization.

Python, PyTorch, TensorFlow, scikit-learn

1mo

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1mo

QA Engineer

Providence, Rhode Island, United States

OnsiteFull Time

EpiVax: Develops computational immunology tools for vaccine and biologics design.

3+ YOE3+ years QA and automated testing; Bachelor's in CS/engineering; Selenium/Cypress; CI/CD; regression testing; security testing.

Selenium, Cypress, CI/CD, Code Review tools, Python, JavaScript, PL/SQL

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Technology Consultant 1

Hartford, Connecticut, United States

OnsiteFull Time

InfosysNYSE: INFY: Provides IT consulting, software development, and business outsourcing services.

Hands-on Python programming with experience in GCP data tools, ETL, databases, and data pipelines.

Python, GCP, BigQuery, Cloud Storage, Dataflow, Dataproc, Cloud Composer, CloudSQL

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Senior Backend Engineer - AI Product

Framingham or Los Angeles or Seattle

$165k-$215k/yr RemoteFull Time

Re:Build Manufacturing: Provides advanced engineering and US-based contract manufacturing services.

5+ YOE5+ years backend experience; 3+ years Python; strong API, DB, and async framework skills; experience with AI tooling and LLM integration

Python, FastAPI, PostgreSQL, SQLAlchemy, Celery, Redis, Docker, Terraform, LangChain, LangGraph, Anthropic Claude, OpenRouter

1mo

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1mo

Senior Machine Learning Engineer

Natick, Massachusetts, United States

$115k-$225k/yr HybridFull Time

CognexNASDAQ: CGNX: Manufactures machine vision systems and industrial barcode readers.

5+ YOEExperience designing, training, and deploying deep learning models for computer vision; strong Python/C++; knowledge of PyTorch/TensorFlow; embedded systems experience.

Python, C/C++, PyTorch, TensorFlow, Git, CI/CD

1mo

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1mo

Full Stack Developer

Charlotte or Remote or Remote or Remote or Remote or Remote or Remote or Remote or Remote or Remote

HybridFull Time

Global Linking Solutions: Managed network and security services for global enterprise connectivity.

Proficiency in Go, JavaScript, Python; Angular frontend; PostgreSQL/ClickHouse; Linux/Kubernetes; REST APIs; Git/Docker/Ansible; Bash scripting; problem-solving and independent work.

Go, JavaScript, Python, Angular, PostgreSQL, ClickHouse, Redis, Linux, Kubernetes, Git, Docker, Ansible, REST APIs, Bash

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DevOps Engineer

White Plains or Conyers or Roanoke or Independence or Hartford or Savannah or Alexandria or Greensboro or Charleston or Missoula or Charlotte or Huntsville or Hartford or Miami or Tallahassee or Albany or Gainesville or Columbus or Boston or San Antonio or Dallas or Denver or Phoenix or San Francisco or Chicago or Nashville or Portland or Charlotte or Houston or Wilmington or Lexington or Tampa or Baltimore or Raleigh or Las Vegas or Cary or Irvine or Brookfield or Shreveport or Greenville or Van Nuys or Minneapolis or Red Bank or Jacksonville or Seattle or Sarasota or Kennesaw or Palm Beach or Towson or Sacramento or Dayton or Broomfield or Golden or Princeton or Omaha or Oklahoma City or Chesterfield or Schaumburg or Suffolk or Jupiter or Carmel or Canonsburg or Buffalo or Schaumburg or Philadelphia or Schaumburg or Sunrise or St. Louis or Los Angeles or Atlanta or Gulfport or Norwalk or South Portland or Metairie or Virginia Beach or Edina or Richmond or Southfield or Cleveland or Milwaukee or Chattanooga or Fort Worth or Rochester or Grand Forks or Detroit or Jersey City or Boise or Portland or San Ramon or Easley or Duluth or Glenville or Syracuse or West Palm Beach or Cary or Irvine or Brookfield or Shreveport or Greenville or Los Angeles or Atlanta or Orland Park or Columbia or Elmhurst or Portland or San Diego or San Ramon or Myrtle Beach or Gainesville or Hartford or Allentown or Macon or Tampa or Saint Petersburg or Irvine or Raleigh or San Ramon or Lewisville

$77k-$134k/yr RemoteFull Time

Marsh McLennanNYSE: MRSH: Global professional services firm providing risk, strategy, and people solutions.

5+ YOE5+ years software development; cloud (Azure/AWS); CI/CD (Azure DevOps, GitHub Actions); scripting (Python, Bash, PowerShell); Git; strong communication; delivery track record.

Azure, AWS, Terraform, Azure Bicep, Docker, Kubernetes, Git, Azure DevOps, GitHub Actions, Python, Bash, PowerShell

1mo

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1mo

AI/ML Engineer - Hybrid in Hartford, CT

Hartford, Connecticut, United States

$99k-$176k/yr HybridFull Time

UnitedHealth GroupNYSE: UNH: Provides health insurance and technology-driven healthcare services.

3+ YOEBachelor’s or 4+ years in AI/ML; 3+ years GenAI; 3+ years Python; 2+ years GCP; experience with LLMs, RAG, embeddings; model evaluation and safety; collaboration.

Python, Google Cloud Platform, LLMs, RAG, embeddings, vector search, prompt engineering

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Java backend data engineer - Smithfield RI

Smithfield, Rhode Island, United States

$40k-$142k/yr OnsiteFull Time

Photon: Independent technology services provider.

5+ YOEBachelor's degree with 5+ years' experience; 10+ years Java development with Spring; 2+ years AWS; 3+ years SQL; 1+ year Python; Docker; DevOps tools.

Java, Spring Batch, Python, AWS, Oracle, Snowflake, Unix Shell Scripting, Control-M, Jenkins, Terraform, CloudFormation, Docker, Kubernetes, SQL

1mo

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1mo

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

Parts Authority: Distributes automotive and truck replacement parts to the aftermarket industry.

5+ YOE5+ years full-stack production experience; Python (FastAPI/Flask) and React (TypeScript); AI/ML integration; Kafka; PostgreSQL; Redis; strong communication.

Python, FastAPI, SQLAlchemy, Pydantic, React, TypeScript, Tailwind, Redis, PostgreSQL, Kafka, Databricks, MLflow, Docker, Kubernetes, GitHub Actions, Terraform, ODBC, Data Queues, WebSockets, FastAPI, RH other

2mo

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2mo

Forward Deployed Full-Stack Engineer (Senior)

Groton, Connecticut, United States

OnsiteFull Time

Spear AI: Develops AI platforms and underwater sensors for maritime defense.

Senior full-stack engineer with TypeScript/React, Node.js, SQL, Docker/Kubernetes; on-site in Groton, US; active Secret clearance required.

TypeScript, TailwindCSS, React, Next.js, GraphQL, REST APIs, PostgreSQL, SQL, Docker, Kubernetes, Python, MQTT, Redpanda, Dagster

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Senior Staff Engineer Digital IC Build Flow and Methodology

Westborough or Austin or Santa Clara

$151k-$223k/yr OnsiteFull Time

MarvellNASDAQ: MRVL: Designs and develops high-performance semiconductor and infrastructure solutions.

8+ YOEDesign, implement, and maintain scalable build flows for digital IC; 8+ years ASIC/SoC experience; strong Python and scripting; EDA/toolchain familiarity.

Python, TCL, C++, Shell, Make, Bazel, EDA tools

1mo

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1mo

Web Developer

Wilmington or Smithfield

RemoteFull Time

Heilind: Distributes interconnect, electromechanical, and sensor products globally.

2+ YOEDesign, code, test, and maintain responsive websites; optimize performance; collaborate with designers and IT team; 2-5 years web development; ITAR US Person.

HTML, CSS, JavaScript, React, Angular, Vue, PHP, Python, Node.js, MySQL, PostgreSQL, Git

2mo

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2mo

Client Engineer III (MedInsight)

Seattle or Appleton or Atlanta or Boise or Wakefield or Chicago or Dallas or Hartford or Omaha or San Francisco or Portland or Portland

$85k-$162k/yr RemoteFull Time

Milliman: Provides actuarial consulting and risk management solutions globally.

5+ YOE5+ years in analytics/data engineering with client-facing delivery; expert SQL; dimensional modeling; strong software engineering practices; able to lead data-driven implementations.

SQL, Git, CI/CD, ETL, Data Modeling, Python, Cloud

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Sr Full Stack Developer / ITS Digital Transformation

Farmington, Connecticut, United States

OnsiteFull Time

Hartford HealthCare: Hartford HealthCare provides medical services through hospitals and clinics.

5+ YOESenior full stack developer with JavaScript, C#, Angular/ReactJS; 5+ years web development; Bachelor's degree in CS/Software Eng; healthcare IT experience preferred; strong collaboration and communication.

JavaScript, C#, Angular, React, ASP.NET / .NET, WordPress, Python, Google Cloud Platform, Amazon Web Services, Microsoft Azure, Git, SQL, NoSQL

2mo

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2mo

Test Engineer - Secret Clearance Required

Natick, Massachusetts, United States

$80k-$100k/yr HybridFull Time

Sherpa 6: Providing engineering and technology solutions for tactical defense systems.

2+ YOE2+ years of test automation, BS in information technology or related field, proficient in programming languages, cloud services, mobile testing, Selenium, Docker, Jira/Rally, CI tools, Mac/Linux, QA, Agile.

Selenium, Docker, Jira, Rally, AWS, Azure, GitHub, Bitbucket, Java, Groovy, JavaScript, Python, MacOS, Linux, Bamboo, Jenkins, DevOps, Selenium-based tools

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Engineering Intern - Software Machine & Operations (Marlborough, US, 01752)

Marlborough, Massachusetts, United States

OnsiteInternship, Full Time

Festo: Festo provides pneumatic and electrical automation technology for industrial production.

0+ YOEEnrolled in bachelor’s or master’s in computer/robotics/electrical/software engineering; strong analytical skills; experience with ML data prep and modeling.

Python, TensorFlow, PyTorch, NumPy, Scikit-Learn, Git, Visual Studio

2mo

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2mo

Full Stack Innovation Engineer

Westborough, Massachusetts, United States

OnsiteFull Time

Cumberland Farms: Operates a chain of convenience stores and gas stations.

5+ YOE5+ years in full-stack development or solutions architecture; experience with AI tools, rapid prototyping, and cross-functional collaboration.

React, Vue.js, Python, Node.js, TensorFlow, PyTorch, Cursor, GitHub Copilot, Figma, AWS, Azure, GCP, MLOps