405 Results for

Principal Software Engineer Jobs in Chelsea, MA

Jobs

Woburn, Massachusetts28 days ago

Contractor

Client is focused on delivering National Defense capabilities by driving mission-focused strategies to develop advanced technology systems enabling enduring products and solutions focused on achieving the customer vision. Applicants are expected to be self-motivated, detail oriented and have a demonstrated ability to effectively communicate with all levels of management and individual contributors on the program team through strong written and verbal communication skills.

Woburn, Massachusetts30+ days ago

Contractor

Have domain expertise in one or more of the following areas: electronic warfare, antenna apertures, sensor resource management, large-scale platform test systems, cyber physical systems, open system architectures . Systems Development Division (SDD) executes the entire lifecycle of the solution, from conceptualization and architecture refinement through implementation and deployment, while leveraging novel technologies to deliver first-of-a-kind systems.

New!

Westford, MA4 days ago

$75–$85 Per Hour

This senior, hands‑on role focuses on engineering excellence, architectural refinement, deep debugging, and accelerating delivery of high‑priority features. Serve as a principal contributor on the Crossfire engineering team, supporting core platform enhancements and maintenance.

New!

Boston, MA2 days ago

$170,000–$200,000 Per Year

Information collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. 2. Data Engineering Support: Work collaboratively to support the business by creating seamless integrations between the Fountain Life Platform and diverse data vendors, ensuring data consistency, reliability, and security.

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Billerica, MA4 days ago

Drive product development from concept through manufacturing, including: System architecture and conceptualization. Ability to innovate and apply new technologies or existing methods to solve complex design challenges.

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Boston, MA4 days ago

In this role, you will focus on the design and development of backend services powering our massively distributed, high-performance combined analytical and vector database, a critical component of VASTs AI data platform. We are building the enterprise software infrastructure to capture, catalog, refine, enrich, and protect massive datasets and make them available for real-time data analysis and AI training and inference.

New!

Boston, MA4 days ago

Remote

You believe customers are more than a number: Samsara engineers enjoy a rare closeness to the end user and you will have the opportunity to participate in customer interviews, collaborate with customer success and product managers, and use metrics to ensure our work is translating into better customer outcomes. • You want to impact the industries that run our world: The software, firmware, and hardware you build will result in real-world impact—helping to keep the lights on, get food into grocery stores, and most importantly, ensure workers return home safely.

New!

Boston, MA4 days ago

Remote

$125,000–$180,000 Per Year

Our client is seeking a Senior Software Engineer to support the development of modern, cloud‑based SaaS applications for a technology‑focused financial software client. Codeworks, an LRS company, is seeking a Senior Software Engineer for a direct‑hire, fully remote opportunity supporting one of our client partners.

New!

Boston, MA4 days ago

Optimize Performance: Work on low-level data structures (like B-Trees or LSM-Trees), concurrency control mechanisms (MVCC), and query optimization algorithms to improve speed and efficiency. Design & Develop Database Components: Implement and enhance core database features, including the storage engine, query execution engine, and transaction manager.

New!

Boston, MA4 days ago

Develop AI-powered products and agents that drive revenue pipeline and improve GTM operational efficiency - whether thats enhancing lead scoring models, automating content generation and multi-step GTM workflows, enriching data, or building smarter seller-facing tools. • You want to impact the industries that run our world: Your efforts will result in real-world impact—helping to keep the lights on, get food into grocery stores, reduce emissions, and most importantly, ensure workers return home safely.

New!

Hingham, MA3 days ago

Local Manufacturer of electronics products and is seeking an experienced Electronic & Software Engineer for the growing Engineering department. Develop manufacturable designs including embedded software and qualification strategies to exhibit design meets customer requirements.

New!

Boston, MA2 days ago

Remote

$150,000–$200,000 Per Year

Information collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. We are a growing company in the reinsurance industry that is on the lookout for a Senior Software Engineer / Senior Full Stack Engineer with strong Python skills and a reinsurance or financial services background!

New!

Cambridge, MA2 days ago

$170,000–$235,000 Per Year

Context Labs mission is to provide the world's trusted data fabric platform, delivering Asset Grade Data to customers using the Immutably Enterprise Data Fabric platform, deploying machine learning, Artificial Intelligence, and cryptographic blockchain technologies, for context-driven insights. Building on the Immutably Enterprise Data Fabric platform, the company has deployed customer service layers (1) Decarbonization-as-a-Service (DaaS), tailored to accelerate the Global Energy Transition, and its (2) CLEAR Path platform to enable customers to optimize value creation with the highest quality carbon credits.

Hopkinton, MA23 days ago

$178,500–$231,000 Per Year

Experience integrating AI-enabled capabilities into enterprise platforms, including agentic AI patterns, LLM-driven automation, autonomous agents, RAG, prompt engineering, vector databases, and AI-assisted developer tools. Join us to do the best work of your career and make a profound social impact as a Principal Software Engineer on our ISG Software Engineering team in Research Triangle Park, North Carolina, Round Rock, Texas, Hopkinton, Massachusetts.

Hopkinton, MA23 days ago

$178,500–$231,000 Per Year

Hopkinton, MA19 days ago

$178,500–$231,000 Per Year

Join us to do the best work of your career and make a profound social impact as a Principal Software Engineer on our ISG Software Engineering team in Research Triangle Park, North Carolina, Round Rock, Texas, Hopkinton, Massachusetts. Working at the cutting edge, we design and develop software for platforms, peripherals, applications and diagnostics - all with the most advanced technologies, tools, software engineering methodologies and the collaboration of internal and external partners.

waltham, MA30+ days ago

You will bring deep expertise and technical leadership to help us build fast, reliable, and intuitive solutions that empower our partners \u2013 enabling them to more easily manage jobs, streamline operations, and maximize their growth potential within our manufacturing marketplace. Xometry's digital marketplace gives manufacturers the critical resources they need to grow their business while also making it easy for buyers at Fortune 1000 companies to tap into global manufacturing capacity.

Boston30+ days ago

$164,254.50–$273,757.50 Per Year

Use Hands to Handle Objects - RegularlyReach with Hands or Arms - RegularlyTalk or Hear and Read Instructions - RegularlyStand, Kneel, or Stoop and Lift 20 Pounds - OccasionallyView Items at a Close Range - RegularlyRarely: Job requires this activity up to 25% of the timeOccasionally: Job requires this activity between 25% - 50% of the timeFrequently: Job requires this activity between 50% - 75% of the timeConstantly: Job requires this activity more than 75% of the timeIndividual CompetenciesAuthenticity: Departmental oversight including goal setting, budget management, and results. Depending on the job level and role, it may include:Annual discretionary bonuses through our Core Company Performance Bonus PlanEquity grants, sign-on bonuses, and other tailored incentive opportunitiesAdditional discretionary compensation, such as:Growing Revenue IncentivesCorporate or VIP BonusesDeferred compensation opportunitiesThe actual annualized salary offered at the time of hire will be communicated in the candidate's offer letter.

Boston, MA30+ days ago

$254,000–$336,000 Per Year

Youll own the design of Andurils most critical security systems - cryptographic infrastructure for autonomous platforms, hardware root-of-trust architectures for robotic systems, secure communication protocols for contested environments - and youll set the technical direction that shapes how security is built into every product. The scope includes cryptographic protocol design, hardware root-of-trust architectures, secure communication for autonomous and robotic systems, operating system hardening, and distributed security infrastructure across embedded, edge, and cloud environments.

Woburn, MA30+ days ago

As part of our commitment to maintaining a secure hiring process, candidates may be asked to attend select steps of the interview process in-person at one of our office locations, regardless of whether the role is designated as on-site, hybrid or remote. At RTX, the world largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the world's most complex problems.

Nashua, NH30+ days ago

A person born or naturalized in the U.S. who owes allegiance to the U.S. Security Clearance: Many of our positions require the ability to obtain a U.S. Security Clearance for which the U.S. Government requires U.S. Citizenship. Senior Principal Software Engineer (Sign On Bonus Available) in Nashua, New Hampshire, United States | Engineering & Technology at BAE Systems.

lexington, MA30+ days ago

It includes the design development and support of both new and existing platform features as well as working closely with the Product Management QA and Operations teams to ensure delivery of quality software. REQUIREMENTS 7 years of relevant experience in the design development documentation and deployment of high performance high availability applications using Java Spring or REST APIs.

New!

Nashua, NH2 days ago

$118,095–$200,762 Per Year

About BAE Systems Electronic Systems BAE Systems, Inc. is the U.S. subsidiary of BAE Systems plc, an international defense, aerospace and security company which delivers a full range of products and services for air, land and naval forces, as well as advanced electronics, security, information technology solutions and customer support services. Execute established management systems and provide leadership to assure the effective performance of work, close monitoring of cost and schedule, and take timely and effective corrective action.

Hudson, NH9 days ago

for description visit the url https://jobs.baesystems.com/global/en/job/BAE1US125417BREXTERNAL/Senior-Principal-Software-Engineer.

boston, MA30+ days ago

$150,000–$300,000 Per Year

Veeva will not provide sponsorship at this timeMust be located in EST time zoneNice to HavePrevious experience working in an agile environmentExperience with the Spring frameworkExperience with ES6Experience with Software-as-a-Service (SaaS) product developmentLearn MoreEngineer Perspective: 3 Reasons to Consider VeevaMeet the Veeva Boston TeamPerks & BenefitsMedical, dental, vision, and basic life insuranceFlexible PTO and company paid holidaysRetirement programs1% charitable giving programCompensationBase pay: $150,000 - $300,000The salary range listed here has been provided to comply with local regulations and represents a potential base salary range for this role. Principal Software Engineer - Full StackMassachusetts - BostonEngineering - Engineering /Full-Time /RemoteApply for this jobVeeva Systems is a mission-driven organization and pioneer in industry cloud, helping life sciences companies bring therapies to patients faster.

waltham, MA30+ days ago

Xometry's digital marketplace gives manufacturers the critical resources they need to grow their business while also making it easy for buyers at Fortune 1000 companies to tap into global manufacturing capacity. Collaborative Strategy: Forge strong partnerships with product managers, data scientists, and company leadership to promote a culture of open communication and integrated team dynamics.

Cambridge, MA30+ days ago

As a Principal Engineer, you will define how live audio/video, transcription, and GenAI-powered insights come together into a reliable, low-latency, production system. Architect real-time conversation systems: Define patterns for ingesting, processing, and storing live audio and video data with high accuracy and low latency.

Cambridge, MA30+ days ago

You'll write code, dive into applications, review tough designs, improve performance of real time tools, debug messy systems, and directly drive the architecture behind some of the most critical surfaces in our key products: Customer Agent, Helpdesk, Customer Success, and Omnichannel Platform. This is a fast growing product line leveraging AI in a thoughtful way to create the tools needed for Human/AI hybrid teams to drive the best outcomes for customers.

Burlington, MA30+ days ago

Your time will be divided between solving customer technical support problems with our Engineering software via telephone/web, delivering high quality training on our Engineering product line, pre-sales support to win new customers and other department projects as needed. You will experience these qualities of passion, pride and aspiration in many ways - from a rich set of career development programs to support of community service projects to social events that foster fun and relationship building across our global community.

Woburn, Massachusetts30+ days ago

$65–$70 Per Hour

Nice-to-Haves:Experience with UI frameworks (Angular, React, Ember, Bootstrap). Apply now: Principal Software Engineer, location is Hybrid (Woburn, Westborough, MA or Cary, NC).

100 Federal Street Boston, MA30+ days ago

In this job, you will design and deliver scalable, cloud-native applications, lead engineering efforts across the full software development lifecycle, and provide technical leadership to support enterprise technology platforms. Principal Software Engineer job responsibilities: Architect and develop scalable, cloud-native applications using Microsoft Azure and modern enterprise architecture principles.

Boston, MA30+ days ago

$163,000–$296,400 Per Year

At this level, impact comes from building repeatable systems and raising the engineering bar: better experiment quality, better telemetry, safer rollouts, and clearer business outcomes - delivered through pragmatic execution and deep technical judgment. There is a different range applicable to specific work locations, within the San Francisco Bay area and New York City metropolitan area, and the base pay range for this role in those locations is USD $220,800 - $331,200 per year.

Boston, MA30+ days ago

Experience working with high-scale analytics platforms or distributed data processing frameworks (e.g., Apache Spark jobs), especially in environments integrating operational and analytical data pipelines. We are growing fast and have emerged as a market leader in the highly competitive population health management software market and have been recognized by industry analysts KLAS, IDC, Forrester, and Chilmark for our leadership.

Boston, MA30+ days ago

You will operate at the intersection of hands-on engineering excellence and strategic technical leadership — contributing directly to complex features while shaping how the entire engineering organization builds, scales, and operates its software. + Cloud and Infrastructure: Deep hands-on experience with AWS or Azure including serverless compute, managed messaging (SQS/SNS/Service Bus), managed databases, and cost optimization.

Massachusetts30+ days ago

Cambridge, MA30+ days ago

$167,200–$209,000 Per Year

The companys AI-driven platform, DriveWell Fusion®, gathers sensor data from millions of IoT devices - including smartphones, proprietary Tags, connected vehicles, dashcams, and third-party devices - and fuses them with contextual data to create a unified view of vehicle and driver behavior. This is a principal-level individual contributor role on the Android SDK team, focused on deep technical ownership, cross-functional tech leadership, and driving the architectural direction of CMTs Android SDK platform.

Westwood, MA30+ days ago

$127,520–$191,280 Per Year

Required Qualifications: • 7+ years of hands-on software development experience, including building and supporting commercial software products used by non-technical customers • Demonstrated experience leading and mentoring software engineers • 5+ years of experience querying, analyzing, and managing large datasets • Proficiency in multiple programming languages and at least one modern front-end framework (Angular, React, or Vue) • Languages may include Python3, Java, JavaScript, Ruby, Golang, C, C++ • Hands-on experience with AWS, Azure, or GCP, particularly around managing sensitive assets • Bash and Linux proficiency • CI/CD pipeline experience (CircleCI, Jenkins, or similar tools) • Strong written and verbal communication skills • Cloud certifications such as AWS Solutions Architect • Solid understanding of data structures (arrays, dictionaries, linked lists, custom objects, etc.). Desired Qualifications: • 3+ years of experience in financial services, ideally in consumer banking, portfolio management, trading, compliance, or wealth management • Knowledge of banking systems and custodial/consumer banking operations • Experience with tools/technologies such as Apache, Lucene, Memcache, RabbitMQ, and NoSQL databases • Strong security expertise: OAuth2/OIDC, JWT, mTLS, OWASP, secrets rotation • Experience with microservices architectures, inter-service communication, and API versioning • Proficiency with OpenAPI/Swagger contract design • Knowledge of Docker and Kubernetes deployment patterns and 12-factor application principles • Deep AWS experience (EKS/ECS, RDS/Aurora, API Gateway/ALB, SSM/Secrets Manager, CloudWatch).

Hudson, NH27 days ago

for description visit the url https://jobs.baesystems.com/global/en/job/BAE1US124809BREXTERNAL/Principal-Software-Engineer.

Waltham, MA30+ days ago

$177,207–$243,660 Per Year

This role is for you if you: Enjoy working in a fast-paced environment Are comfortable rapidly prototyping and iterating on solutions Thrive on working independently and on a variety of products. While prior robotics experience is desirable, candidates with experience building optimized software in other industries such as Video Games, Automotive, or Mobile Apps are encouraged to apply.

Somerville, MA30+ days ago

As a pivotal member of the RISE Robotics Engineering organization, your contributions will shape the future of our company, spearheading the engineering effort to implement electronic controls of truly massive machines. Collaboration: Work closely with cross-functional teams, including mechanical engineers, electrical engineers, and application specialists, to achieve project goals.

boston, MA30+ days ago

Works closely with architects, product managers, project management, and end-users in the development and enhancement of existing software systems and applications, proposing and recommending solutions that solve complex business problems. May include research, new development, prototyping, modification, reuse, re-engineering, maintenance, or any other activities related to software products used internally or externally on product platforms supported by the firm.

Danvers, Massachusetts30+ days ago

$115,000–$197,800 Per Year

Leads embedded software testing strategy and execution for complex, regulated products, ensuring quality across multiple full development lifecycles. Guide testing strategy for device communication protocols and board-level validation.

Woburn, MA30+ days ago

Operating System Knowledge • Field Programmable Gate Arrays (FPGAs) and Application-Specific Integrated Circuits (ASICs) • Understanding and extending the Linux Kernel via Kernel Modules • Experience with the VxWorks or other Real Time Operating Systems • Experience with the application of, or knowledge of, Cryptography • Scripting Languages like Python / Perl • Java or other high-level languages • Knowledge of other alternative computer architectures such as MIPS / PPC / ARM • Use of the following software development tools/frameworks: Jenkins, CMake, Google Test, Google Protocol Buffers, GCC • Experience working on embedded systems • Experience working on Real Time systems • Experience developing multithreaded applications. • Typically requires a Bachelors in Science, Technology, Engineering, or Mathematics and a minimum of 8 years of relevant experience • Knowledge of modern computer architectures and hardware technologies • Experience with the Linux Operating System • Programming Languages: C/C++ • Experience in an Agile environment • The ability to obtain and maintain an interim Secret U.S. security clearance is required.

New!

Burlington, MA1 day ago

$126.76 Per Hour

You'll collaborate with cross-functional teams, participate in architecture and design discussions, perform code reviews, troubleshoot complex system issues, and help elevate engineering excellence through technical leadership and mentorship. This role is ideal for an experienced engineer who can independently drive complex software development efforts, contribute to architecture decisions, and mentor other engineers while delivering high-quality embedded solutions.

Boston, MA30+ days ago

Remote

Design, implement, and work with other engineering teams to operate security tools and programs across the organization, including access control & workflows, vulnerability management, and detection/response systems. For candidates who receive an offer at the posted level, the starting base salary (for non-sales roles) or base salary + commission target (for sales/com-missioned roles) is expected to be the annual range listed below.

Boston, MA30+ days ago

Remote

Analytical Debugging & Quality: The ability to debug your own code efficiently using logs and tests, while proactively identifying edge cases (like nulls or limits) during the design phase. Youll be working with the latest cloud-native technologies as you build an infrastructure platform that enables the engineering organization to deliver observability for some of the largest technology companies.

Boston, MA30+ days ago

Remote

For candidates who receive an offer at the posted level, the starting base salary (for non-sales roles) or base salary + commission target (for sales/com-missioned roles) is expected to be the annual range listed below. Recognized as a leader by major analyst firms, Chronosphere is trusted by the worlds most innovative brands, including DoorDash, Affirm, and Zillow.

Woburn, MA30+ days ago

$204,000–$284,000 Per Year

Reverse engineering complex software or firmware targets, ranging from typical Windows/Linux binaries to embedded firmware running non-traditional computer architectures and operating systems. Offers are based on factors, such as but not limited to, the candidate's experience, education, training, key skills/critical skills, security clearances, and prevailing market and business conditions.

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Principal Software Engineer Jobs in Chelsea, MA

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Software Lead - Principal Software Engineer BAE Systems USA

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Principal Software Engineer, Manufacturing Intelligence Xometry Inc

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