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Junior Software Engineer Python Jobs in Massachusetts, United States

140+ junior software engineer python jobs from 110+ companies hiring in Massachusetts, United States.

142 jobs- Massachusetts
2mo
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Junior Software Engineer – Scientific Computing (C++)
United States
$80k-$120k/yr RemoteFull Time
Axle Informatics
Axle Informatics: Provides bioscience and IT solutions for biomedical research.
1+ YOE1–3 years software development; strong C++ skills; experience with LLM-based tools; Linux experience; Python scripting; collaborative, fast-moving environment.
C++, Linux, Python, LLM tools, GitHub Copilot, Claude, GPT-4, OpenAI, Cursor
6d
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Junior Software Engineer (Backend + AI)
Needham, Massachusetts, United States
$90k-$110k/yr HybridFull Time
Newton Research
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
14h
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Health Python Programmer - Junior
United States
$70k-$104k/yr RemoteFull Time
LMI
LMI: Delivers management, technology, and analytics solutions for federal agencies.
2+ YOEBachelor's in CS/Software Engineering; 2+ years Python; SQL/NoSQL; Git; Agile; unit/integration testing.
PySpark, Pandas, NumPy, Polars, SQL, NoSQL, Git, Snowflake
2w
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Junior AI Developer
United States
RemotePart Time
Future Technologies
Future Technologies: Provides technical engineering and mission support for defense systems.
Part-time junior AI developer with Python/C++. Knowledge of AWS ML services and basic ML concepts; eager to learn low-level AI optimization.
Python, C/C++, AWS, SageMaker, EC2, EKS, Lambda, Bedrock, S3, CUDA, AWS Neuron, CloudWatch, X-Ray, PyTorch, TensorFlow, JAX
1w
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Software Engineer (Remote)
United States or United States
$50k-$130k/yr RemoteFull Time
The Home Depot
The Home DepotNYSE: HD: Retailer of home improvement products, building materials, and tools.
1+ YOESoftware Engineer with remote work, strong SQL, Python, BI tools, ETL, and ITIL familiarity; 1 year experience; US work authorized.
SQL, Python, Tableau, SSRS, JIRA, Git, ETL, Google BigQuery, Google Dataform
1mo
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Software Engineer (AI Platform)
United States
RemoteFull Time
Conversica
Conversica: Provides AI virtual assistants to automate business conversations.
Backend-focused software engineer with Python experience; knowledge of APIs/distributed systems; interest in AI/ML; problem-solving mindset.
Python, Backend web frameworks and APIs, AWS, PostgreSQL, LLMs, Cloud infrastructure
3d
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Software Engineer
Boston or United States
$108k-$192k/yr RemoteFull Time
AcuityMD
AcuityMD: Commercial intelligence platform for the medical technology industry.
1+ YOEBachelor's degree in CS/Software Eng or related field plus 1 year of experience; skills include JavaScript, TypeScript, React, Node.js, Python, Mongo, data analytics, UX analytics, and leading projects.
JavaScript, TypeScript, React, Node.js, Python, MongoDB, Data Analytics Tools, UX Analytics
3w
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(Junior – Senior) Software Engineer - Backend/Platform
Somerville, Massachusetts, United States
$90k-$125k/yr HybridFull Time
Laminar
Laminar: Provides AI-powered spectral sensors for industrial manufacturing optimization.
Backend/Platform engineering with strong Python/SQL skills; experience with AWS/Azure; data pipelines; Terraform; NoSQL; security best practices.
Databricks, Terraform, SQL, NoSQL, AWS, Azure, Python, PHP
1mo
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Software Engineer - Radar
Burlington, Massachusetts, United States
HybridFull Time
MatrixSpace
MatrixSpace: Develops portable AI-powered radar for security and situational awareness
Bachelor’s or Master’s in engineering; experience with Python; C++; radar or RF knowledge a plus; able to travel up to 10%.
Python, C++, MATLAB, Radar/ RF knowledge
3w
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Graduate Software Engineer
United States
$76k-$95k/yr RemoteFull Time
LetsGetChecked
LetsGetChecked: Provides at-home health testing and virtual clinical care services.
Entry-level software engineer with bachelor’s in CS/SE, strong problem-solving, learning mindset, good communicator; familiar with Python/C#/JavaScript; observability tools and cloud platforms a plus.
Python, C#, JavaScript, Splunk, Datadog, AWS, Azure, GCP
1mo
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Software Engineer I, Instrument Software
Cambridge, Massachusetts, United States
$108k-$140k/yr OnsiteFull Time
Lila Sciences
Lila Sciences: Develops an AI platform for autonomous scientific research and discovery.
Proficiency in Python or C#/.NET, strong debugging and problem-solving, and clear communication; hardware-software integration experience a plus.
Python, C#/.NET, Git, API development, Hardware-software integration
3d
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Intern - Software Engineer
Westborough, Massachusetts, United States
$23-$25/hr RemoteFull Time, Internship
eClinicalWorks
eClinicalWorks: Provides cloud-based electronic health record and practice management software.
Internship for college students; strong Python skills; basic Azure knowledge; interest in AI, prompt engineering; experience with VS Code; ability to learn quickly and work independently.
Python, Azure, Visual Studio Code
1w
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Associate Software Engineer
United States
$65k-$87k/yr RemoteFull Time
Wiland
Wiland: Provides predictive audience intelligence and data-driven marketing analytics solutions.
1+ YOEBachelor's in CS or related field or equivalent experience; 1+ years in software development; 1+ years in consultative/training roles; experience with NodeJS, JavaScript, PHP, MySQL/MariaDB, Linux, Python; familiarity with Agile; Direct/Digital Marketing experience a plus
NodeJS, JavaScript, PHP, RDBMS/MySQL/MariaDB, Linux, Python
1mo
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Software Engineer Intern
United States
$18/hr RemotePart Time, Internship
Pitch Aeronautics
Pitch Aeronautics: Designs drones and sensors for utility power line maintenance.
Pursuing a Bachelor’s degree in Computer Science, Software Engineering, or related field; front-end (React/Angular); back-end (Python/Java/Node.js); AWS experience; Git; strong problem solving and communication; US citizen or lawful permanent resident due to ITAR.
React, Angular, Python, Java, Node.js, AWS, Git, REST APIs
4d
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Senior Software Engineer
United States
RemoteFull Time
Microsoft
Microsoft: Provides software, cloud computing, and hardware technology products.
2+ YOEBachelor's in CS or related field and 2+ years engineering with C/C++/C#/Java/JavaScript/Python; ability to pass security screenings; on-call; up to 25% travel.
Azure, Azure Portal, Visual Studio, C, C++, C#, Java, JavaScript, Python
1w
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Software Engineer
United States
$85k-$178k/yr RemoteFull Time
Indeed
Indeed: Online employment platform for job seekers and employers.
Develop, test, and maintain AI gateway/guardrails features; cloud infra familiarity; Node.js, Python, or TypeScript; degree in CS/CE/EE/Math; interest in LLM/AI systems.
AWS, GCP, Azure, Node.js, Python, TypeScript
2w
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Software Engineer
United States
$74k-$102k/yr RemoteFull Time
Trimble
TrimbleNASDAQ: TRMB: Provides hardware and software for precision positioning and modeling.
0+ YOEBS in CS or related field; 0-5 years; strong coding; OO/SOLID; languages: C++, C#, Python, Java, JavaScript, or Go; AWS; problem solving; agile experience.
C++, C#, Python, Java, JavaScript, Golang, AWS
3w
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Software Developer I
United States
RemoteFull Time
ITA International
ITA International: Provides professional services and data analytics for defense operations.
2+ YOE2+ years software development experience; strong Python/Java; capable of writing unit tests and collaborating with teams.
Python, Java, Git
2mo
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Junior QA Engineer
United States
RemoteFull Time
Teak
Teak: Provides refund protection and checkout flexibility for live events.
0+ YOEEntry-level QA role requiring basic testing knowledge, strong documentation, and willingness to learn.
Playwright, Python, Typescript, JIRA, TestRail
1w
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Software Engineer I
United States
RemoteFull Time
EmpiRx Health
EmpiRx Health: Value-based pharmacy benefit management and population health services.
2+ YOEEntry-level software engineer; designs, develops, tests, maintains software across front-end, back-end, and cloud platforms; requires a bachelor’s degree or 2+ years of experience; familiar with modern languages, frameworks, cloud, and SQL.
Java, C#, Python, React, Angular, .NET Core, Azure, AWS, GCP, SQL, REST
3w
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Jr. C++ Software Developer
Franklin or Andover
$80k-$87k/yr HybridFull Time
Schneider Electric
Schneider ElectricEuronext Paris: SU: Provider of energy management and industrial automation solutions.
1+ YOE1–3 years C++ experience; strong OOP; Linux/SQL basics; Python; Agile/Scrum; English communication; Bachelor’s in software field.
C++, .NET, Linux, SQL, Python, Agile
2w
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Software Engineer Intern - Co-op
Waltham, Massachusetts, United States
$25/hr HybridInternship
SS&C Technologies
SS&C TechnologiesNasdaq: SSNC: Provides software and technology for financial and healthcare sectors.
0+ YOEPursuing a Bachelor’s degree in Computer Science or Software Engineering; sophomore year or higher. Proficient in at least one language (Java, C#, Python, Go). Familiar with JavaScript frameworks (React/Angular); SQL/PostgreSQL; Agile/Scrum; Git; strong problem-solving and communication; able to work independently and in a team.
Java, C#, Python, Go, JavaScript, React, Angular, SQL Server, PostgreSQL, Git
1mo
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Software Engineer (Norwood, MA, US, 02062)
Norwood, Massachusetts, United States
OnsiteFull Time
AMETEK
AMETEKNYSE: AME: Manufacturer of electronic instruments and electromechanical devices.
1+ YOE1 year software development experience or 6-month internship; 1 year embedded systems; 1 year experience with user applications; 3 years programming (C/C++, C#, Python); unit and regression testing
C, C++, C#, Python, LabView, MATLAB, Simulink, GitHub Copilot, Visual Studio, Windows, Linux, Ethernet, CAN, Serial
4d
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Associate Software Engineer
United States
$68k-$106k/yr RemoteFull Time
Highmark Health
Highmark Health: Provides health insurance and integrated medical care services.
1+ YOE1 year of experience in algorithms and scalable systems; knowledge of Java, Python, JavaScript, React/Angular/NodeJS; REST/JSON; Linux; SQL; cloud (GCP/AWS).
Java, Python, JavaScript, React, Angular, NodeJS, REST, JSON, Linux, SQL, Google Cloud Platform, Amazon Web Services
2mo
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Software Engineer – Entry Level - Secret Clearance Required
Dedham, Massachusetts, United States
$84k-$93k/yr OnsiteFull Time
General Dynamics Mission Systems
General Dynamics Mission SystemsNYSE: GD: Develops secure communication and mission systems for global defense.
0+ YOEBachelor’s degree in Software Engineering or related field; DoD Secret security clearance; on-site in Dedham, MA; U.S. citizenship.
GitLab, Python, bash
2w
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Software Engineer Intern - Product & Backend
United States
RemoteInternship
Good At Numbers
Good At Numbers: Automated decision intelligence platform for business operations.
3+ YOE3+ years software development experience preferred; backend APIs, databases; Python/JavaScript/TypeScript; testing, code review, maintainable design; strong communication.
Python, JavaScript, TypeScript, React, Next.js, FastAPI, Django, Node.js, PostgreSQL, APIs, Testing
2w
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Web Software Developer
United States
RemoteFull Time
ECS
ECSNYSE: ASGN: Provides advanced technology and engineering services to government agencies.
Active Secret Clearance; AWS native infrastructure; EKS; Kubernetes; Docker; Node.js; Python; Django; React; scalable web applications.
AWS, EKS, Docker, Kubernetes, Node.js, Python, Django, React
5d
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Senior Software Engineer
Needham, Massachusetts, United States
$145k-$155k/yr HybridFull Time
Alarm.com
Alarm.comNasdaq: ALRM: Provides cloud-based smart home security and automation solutions.
5+ YOEBachelor's degree in CS/CE or equivalent experience; 5+ years software development; leadership and mentoring; strong OOP; C#/.NET Core; database design.
C#, .NET Core, SQL, Kafka, Ember.js, Node.js, Python, Kubernetes, Azure, Redis, Artemis, iOS, Android
1w
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Software Engineer 1, Dev Accelerator
Canada or United States
RemoteFull Time
Abnormal AI
Abnormal AI: Protects enterprises from email attacks using behavioral artificial intelligence.
1+ YOE1+ years of professional development or 2+ years of strong open source contributions; strong fundamentals; Python or Go; CI/CD; able to work with AI tools.
Python, Go, CI/CD, Git, gRPC, Protobuf
3w
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Software Engineer I - Backend
United States
RemoteFull Time
CDW
CDWNasdaq: CDW: Sells and manages IT products and services for organizations.
0+ YOEDesign and develop web apps using Python; REST/GraphQL APIs; PostgreSQL/Redis/ElasticSearch; unit/integration tests; CI/CD with GitLab, Kubernetes/EKS; AWS; strong collaboration.
Python, REST, GraphQL, PostgreSQL, Redis, ElasticSearch, GitLab, Kubernetes, AWS
6d
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Associate Software Development Engineer (SDET), IT Software Engineers
Dresher or Baxter or Newton
RemoteFull Time
Ascensus
Ascensus: Administers tax-advantaged retirement and education savings plans.
0+ YOEBachelor’s degree in CS/Engineering or related field; basic programming in C#, Python or Java; desire to learn in Agile environment; knowledge of testing concepts.
C#, Python, Java, PowerShell, Bash
4w
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Co-op, Software Engineer
Boston, Massachusetts, United States
$20-$32/hr HybridInternship
Fidelity Investments
Fidelity Investments: Provides investment management, retirement planning, and brokerage services.
Pursuing degree in CS/Engineering/IS or related field; interest in digital experiences; strong problem solving, collaboration, and communication; familiarity with programming concepts and modern tech; ability to rapid prototyping.
JavaScript, Python, C#, Unity, Unreal, WebXR, JSON, XML, REST, SOAP, macOS, Windows, iOS, Android
1mo
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Software Engineer, Computational Policy Lab
Cambridge, Massachusetts, United States
HybridFull Time
Harvard University
Harvard University: Provides higher education and conducts advanced academic research.
2+ YOETwo years post-secondary education or relevant experience; Bachelor’s degree in CS/data science or related field; experience with Python/TypeScript; cloud deployment; AI/ML tooling; strong team skills.
Python, TypeScript, Svelte, React, AI, Machine Learning
1mo
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Software Engineer (Lexington, MA, US)
Lexington or United States
$100k-$150k/yr HybridFull Time
MIT Lincoln Laboratory
MIT Lincoln Laboratory: Building advanced technology prototypes for national security.
BS in CS/CE or related field; Python; cloud deployment (AWS/Azure); CI/CD; databases; basic ML; Windows/Linux; strong communications.
Python, AWS, Azure, CI/CD, Databases, Go, C#, Java, JavaScript, C/C++, Rust, PowerShell, Bash, Perl, Windows, Linux
1w
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Principal Software Engineer - OpenShift Networking
Raleigh or Boston
$152k-$250k/yr RemoteFull Time
Red Hat
Red Hat: Provides enterprise-grade open source software and cloud solutions.
Experience designing scalable networking solutions; deep networking knowledge; SDN/NFV; programming in Go, Python, C/C++; open source collaboration; strong communication.
Go, Python, C++, Kubernetes, OpenShift, Linux networking, OVN
2mo
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Intern- Software Developer
United States
RemoteFull Time
Cisive
Cisive: Provides background screening and identity verification services for enterprises.
High school diploma or equivalent; shell scripting; interest in DevOps; Docker; cloud familiarity (Azure/AWS); Git; problem-solving; communication; ability to collaborate remotely.
Azure, AWS, Docker, Git, Java, Python, TypeScript, .NET, Angular, PowerShell, YAML, Azure DevOps
1mo
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Software Engineer Intern, Summer 2026
Boston, Massachusetts, United States
$1k-$3k/wk OnsiteInternship
Arrowstreet Capital
Arrowstreet Capital: Manages systematic investment strategies for institutional investors.
0+ YOEUndergrad in CS or related field; expected May/June 2027; proficient in Python, C#, .NET, SQL; knowledge of infrastructure-as-code and cloud; prior internships or projects; strong communication and collaborative skills.
Python, C#, DOT NET, SQL, Terraform, AWS, Azure, Kubernetes
6d
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Software Engineer Intern – AI Applications
United States
RemoteInternship
Cambium Learning Group
Cambium Learning Group: Provides digital education tools and instructional software for PreK-12.
Pursuing a postgraduate degree in CS/DS/SE/AI-ML; experience with Python/JavaScript/TypeScript/C#; web APIs/backend familiarity; interest in Generative AI; strong problem-solving and teamwork.
Python, JavaScript, TypeScript, C#, APIs, Backend
3w
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Software Engineer I, Backend (Purchasing Power Experience)
United States or Canada
$115k-$170k/yr RemoteFull Time
Affirm
AffirmNasdaq: AFRM: Financial platform providing installment loans for consumer purchases.
0+ YOEExperience designing, developing and launching backend systems at scale; proficient in Python or Kotlin; familiar with AWS, MySQL, Kubernetes; strong code quality and collaboration; Bachelor’s degree or equivalent practical experience.
Python, Kotlin, AWS, MySQL, Kubernetes
1w
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Software Engineer 3
Wilmington, Massachusetts, United States
$97k-$145k/yr OnsiteFull Time
Onto Innovation
Onto InnovationNYSE: ONTO: Provides metrology and inspection solutions for semiconductor manufacturers.
0+ YOE0–5 years experience; BS/BA or higher in EE/CE/CS or related; strong systems thinking; proficiency in C/C++, C#, or Java; familiarity with AI coding tools; Agile experience.
C, C++, C#, Java, Python, MATLAB

HiringCafe market data

Junior Software Engineer Python Jobs market signals in Massachusetts, United States

These signals come from live HiringCafe job inventory, not a static article. Use them to compare the market, then open listings above to apply directly.

Open jobs
140+
Hiring companies
110+
Fresh sample
70% new in 30d
Salary visibility
63% show pay

Companies appearing in this market

AffirmCisiveGood At NumbersMatrixSpaceMIT Lincoln LaboratorySchneider ElectricAbnormal AIAcuityMD

Work location mix in visible results

Remote: 29Hybrid: 10Onsite: 7