961 senior software engineer jobs at 274 companies in Gardner, MA

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Senior Software Engineer
Merrimack or Smithfield
OnsiteFull Time
Fidelity Investments
Fidelity Investments: Provides investment management, retirement planning, and brokerage services.
Senior software engineer with RESTful APIs, JavaScript frameworks, databases, SDLC, CI/CD, mentoring, and strong OO design.
JavaScript, Angular, AngularJS, Backbone.js, React.js, CSS3
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Senior Software Engineer, Lab Software
Cambridge, Massachusetts, United States
$144k-$210k/yr OnsiteFull Time
Lila Sciences
Lila Sciences: Develops an AI platform for autonomous scientific research and discovery.
5+ YOESenior backend-focused software engineer with 5-8+ years of experience building large-scale systems; full-stack development; Python, FastAPI, React, TS, SQL/NoSQL; cloud, AWS, Kubernetes; collaboration with scientists.
React, TypeScript, Tailwind, FastAPI, SQL, NoSQL, Python, Pydantic, AWS, Kubernetes, Terraform, CloudFormation, GitHub Actions, Airflow, Prefect, Temporal, Dagster
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Senior Software Engineer
Wakefield or Boston
$102k-$190k/yr OnsiteFull Time
Publicis Groupe
Publicis GroupeEuronext Paris: PUB: Global advertising and digital transformation agency holding.
5+ YOE5-8 years software engineering, strong data engineering and distributed systems experience; AWS, Databricks, Python, PySpark; Databricks, Spark, Kafka/RabbitMQ; SQL/NoSQL databases; CI/CD and DevOps; mentoring.
AWS, Databricks, Python, PySpark, Apache Spark, Kafka, RabbitMQ, SQL Server, MongoDB, Jenkins, GitHub, GitLab, Bitbucket, CI/CD, DevOps
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Senior Software Engineer
Boston or Needham
$90k-$180k/yr HybridFull Time
Wellington Management: Manages investment portfolios and provides financial research for institutions.
5+ YOE5+ years of software development experience; full stack capabilities; AI-driven engineering exposure; proficient with Java, Python, TypeScript; SDLC tools; cloud platforms; strong communication.
JIRA, Git, Jenkins, GitHub Actions, VS Code, IntelliJ, Eclipse, Claude Code, GitHub Copilot, AWS, Azure, Java, Python, TypeScript, Oracle, MySQL
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Senior Software Engineer
Wakefield or Boston
$102k-$190k/yr HybridFull Time
Publicis Groupe
Publicis GroupeEuronext Paris: PUB: Global communications, advertising, and digital transformation holding.
5+ YOE5-8 years of software engineering experience; strong data engineering expertise; Databricks, Python, PySpark, Spark; AWS (S3/Glue/Athena/Lambda); Kafka/RabbitMQ; SQL Server/MongoDB; CI/CD; Azure/GCP; Generative AI exposure; experience in large-scale data platforms.
Databricks, Python, PySpark, Apache Spark, AWS, S3, Glue, Athena, Lambda, Kafka, RabbitMQ, SQL Server, MongoDB, Jenkins, GitHub, GitLab, Bitbucket, CI/CD, DevOps, Delta Lake, Azure, GCP, LLM, Generative AI
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Senior Software Engineer
Waltham, Massachusetts, United States
HybridFull Time
SS&C Technologies
SS&C TechnologiesNasdaq: SSNC: Provides software and technology for financial and healthcare sectors.
5+ YOE5+ years of software development; full-stack SaaS experience; clean, maintainable code; strong communication; able to work in fast-paced environment.
TypeScript, JavaScript (Node.js), Python, Java, React, Spring Boot, Express, Flask, REST, GraphQL, gRPC, Protobuf, AsyncAPI, PostgreSQL, MongoDB, Cassandra, Redis, Docker, Kubernetes, Helm, Ansible, Terraform, OpenTofu, OpenTelemetry, Prometheus, Splunk, Dynatrace, Git
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Senior Software Engineer
Boston or Needham
$90k-$180k/yr HybridFull Time
Wellington Management
Wellington Management: Investment management and research services for global institutional clients.
5+ YOE5+ years in software design/development; full stack experience; Java/Python/TypeScript; AWS/Azure; CI/CD; JIRA/Git; AI tools; strong communication.
Java, Python, TypeScript, AWS, Azure, Jenkins, GitHub Actions, JIRA, Git, VS Code, IntelliJ, Eclipse, Oracle, MySQL, Claude Code, GitHub Copilot
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SENIOR SOFTWARE ENGINEER
Methuen, Massachusetts, United States
OnsiteFull Time
Globus Medical
Globus MedicalNYSE: GMED: Manufactures medical devices and robotic systems for musculoskeletal surgery.
8+ YOE8+ years of software development; OO design; C++ multi-thread; motion control; UI development a plus; agile; travel up to 5%; capable of independent and collaborative work.
C++, Multithreading, UI development, Motion control software, Kinematics and control algorithms, Agile
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Senior Embedded Software & Controls Engineer
Chelmsford, Massachusetts, United States
$118k-$160k/yr HybridFull Time
Brooks Automation
Brooks Automation: Provides high-precision robotics and automation solutions for semiconductor manufacturing.
8+ YOESenior embedded software and controls engineer with 8+ years of experience; real-time embedded programming in C/C++, DC commutation, distributed control architectures; strong hardware-software integration.
C/C++, Real-time embedded, FPGA, EtherCAT, MATLAB/Simulink, Sensor fusion
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Senior Software Engineer
Waltham, Massachusetts, United States
$147k-$198k/yr OnsiteFull Time
Markforged
MarkforgedNYSE: MKFG: Manufacturer of industrial 3D printing systems, software, and materials.
5+ YOE5+ years experience building and shipping high-quality full-stack software; Bachelor's in Computer Science or equivalent; strong JS/TS skills; React/Angular/Vue; Node.js/Express or Python frameworks; UX design basics; AWS/CI/CD; PostgreSQL; Figma; WebGL/Three.js; CAD/CAM knowledge.
Node.js, Express, React, Angular, Vue.js, Python, Django, Flask, AWS, GCP, Azure, PostgreSQL, Figma, WebGL, Three.js, D3, CAD/CAM
3mo
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Senior Software Engineer, AI/ML
Cambridge, Massachusetts, United States
HybridFull Time
Datalign Advisory
Datalign Advisory: AI-driven platform matching individuals with financial advisors.
7+ YOE7+ years of software engineering; lead AI/ML/LLM projects; Python; AWS; distributed systems; strong communication; BS in CS, MS preferred.
Python, TypeScript, Go, AWS, LLM, RAG, tool calling, LoRA, distributed systems, cloud monitoring
1mo
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Senior Software Engineer
Woburn, Massachusetts, United States
$115k-$130k/yr HybridFull Time
Equiniti
Equiniti: Provides financial technology and shareholder administration services to businesses.
5+ YOE5+ years full‑stack software engineering experience; proficiency with .NET/C#, Angular, SQL Server/PostgreSQL, AWS; strong communication and agile/DevOps experience; BS in CS/engineering required.
.NET, .NET (dotnet), .NET and C#, C#, AWS, Angular, SQL Server, PostgreSQL, JavaScript, TypeScript, GitHub Copilot, Docker, Kubernetes, CI/CD
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Senior Software Engineer
Raleigh or Lowell
$119k-$196k/yr HybridFull Time
Red Hat
Red Hat: Provides enterprise-grade open source software and cloud solutions.
5+ YOE5+ years software engineering experience; Java or Rust; Linux development; PKI, cryptography, and security knowledge; experience with AI agents; strong English communication.
Java, Rust, Linux, Dogtag PKI, Python, Bash, Scrum, JIRA, OpenShift, AWS, Microsoft Azure, Fedora, RHEL, Kubernetes, CI/CD
3w
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Senior Software Engineer
Merrimack or Boston
$63-$103/hr OnsiteContract
Fidelity Investments
Fidelity Investments: Financial services and investment management firm providing advisory solutions.
5+ YOE5+ years software engineering experience, expert in Java and Spring Boot, experience with microservices, testing, CI/CD, AWS, Docker, messaging (SNS/SQS); BS in CS preferred.
Java, Spring Boot, JUnit, Git, Docker, ECS, SNS, SQS, Rest Assured, PlayWright, SQL, AWS
3w
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Senior Software Engineer
Woburn or Arlington
$155k-$195k/yr OnsiteFull Time
Systems & Technology Research
Systems & Technology Research: Develops advanced technology for national security and defense applications.
5+ YOEActive Secret clearance and U.S. citizenship, BS degree with 5+ years experience (or equivalent), strong software engineering skills with Python, containerization, orchestration, big data and CI/CD experience.
Python, Docker, Kubernetes, SQL, ETL, Continuous Integration / Continuous Deployment
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Senior Software Engineer
Brighton, Massachusetts, United States
$105k-$156k/yr HybridFull Time
New Balance: Designs and manufactures athletic footwear, apparel, and sports equipment.
5+ YOEBachelor's or equivalent,5+ years software engineering experience,proficiency in Python,RESTful API design,system design,testing,version control,exposure to AI/ML,and strong collaboration and problem-solving skills.
Python, RESTful APIs
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Senior Software Engineer
Cambridge or United States
$121k-$219k/yr HybridFull Time
Akamai
AkamaiNASDAQ: AKAM: Provides content delivery, cybersecurity, and cloud computing services globally.
8+ YOE8+ years software engineering with BS (or 5+ years with MS); programming in Python or Go; familiarity with Zero Trust, secure/confidential computing, networking (TCP/IP, HTTP, DNS, TLS/SSL), IaC (Terraform, Salt), and vulnerability management tools.
Python, Go, Terraform, Salt, Tenable, Vulcan Cyber, Trivy, SonarQube
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Senior Software Engineer, Product Integrations
Waltham, Massachusetts, United States
$130k-$200k/yr OnsiteFull Time
Starfish Storage
Starfish Storage: Provides metadata-driven software for managing large unstructured data collections.
5+ YOE5+ years software development; Linux; RESTful APIs; Python or Go; US work authorization; bachelor’s degree preferred; strong communication.
Python, Go, Linux, PostgreSQL, Jenkins, Ansible, REST API, AWS
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Senior Software Engineer - Tewksbury/Woburn
Tewksbury or Woburn
$87k-$165k/yr OnsiteFull Time
RTX
RTXNYSE: RTX: RTX provides advanced aerospace and defense systems and services.
5+ YOEBachelor's degree in STEM; 5+ years software development experience; proficiency in C++, Java, or C#; ability to obtain Secret security clearance; U.S. citizenship required.
C++, Java, C#, Jenkins, Azure, Git, Bitbucket, Artifactory, MATLAB, Python, Red Hat Linux, Windows development, Scrum, SAFe, DevSecOps
1mo
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Senior Software Engineer
Marlborough, Massachusetts, United States
$140k-$170k/yr OnsiteFull Time
Adcole
Adcole: Manufacturer of precision shaft metrology and measurement systems.
5+ YOEDegree or equivalent experience, 5+ years in motion/device control software, professional experience with C#, Microsoft WPF, C/C++, production software development, hardware integration; Azure DevOps, TFS, and SQL Server are helpful.
C#, Microsoft WPF, C, C++, Azure DevOps, Team Foundation Server, SQL Server