Senior Staff Software Engineer jobs in Waltham – Browse 159 openings on RoboApply Jobs

Senior Staff Software Engineer jobs in Waltham

Open roles matching “Senior Staff Software Engineer” with location signals for Waltham. 159 active listings on RoboApply Jobs.

159 jobs found

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companyXometry logo
Full-time|$160K/yr - $180K/yr|On-site|Waltham, MA

Xometry (NASDAQ: XMTR) connects problem-solvers with manufacturers to bring new ideas to market. The company’s digital marketplace offers manufacturers growth tools and gives buyers, including Fortune 1000 firms, access to global production resources. Role overview The Senior Staff Software Engineer will join the core machine learning and data platform engineering team in Waltham, MA. This group builds and maintains the infrastructure behind Xometry’s AI and ML solutions, such as the Instant Quoting Engine®, Computational Geometry Service, and other data-driven products that support the marketplace. What you will do Collaborate with AI leadership to strengthen and expand the core infrastructure for AI and ML initiatives Deliver essential components that power the Xometry ecosystem, focusing on hands-on engineering Support and improve data products that drive marketplace operations Take ownership of projects and contribute to ongoing platform development Encourage innovation and help shape the future of Xometry’s technology Location This role is based in Waltham, MA.

Apr 20, 2026
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companyXometry logo
Full-time|$140K/yr - $230K/yr|On-site|Waltham, MA

At Xometry (NASDAQ: XMTR), we are transforming how industries operate by connecting innovative thinkers with manufacturers who can turn their concepts into reality. Our digital marketplace empowers manufacturers with essential resources for growth while facilitating Fortune 1000 companies in accessing global manufacturing capabilities.We are on the lookout for an experienced Staff Software Engineer to become a key member of our software engineering team. In this role, you will collaborate with a talented group to develop and sustain solutions for our Post Order/Order Management team. Your contributions will be vital to the robustness, scalability, and security of the Xometry platform.Key Responsibilities:Technical Leadership: You will be responsible for drafting and reviewing architectural designs for new initiatives, as well as actively participating in their implementation alongside the team.Innovation Guidance: Advocate for a balanced blend of traditional and modern technologies and methodologies. Your expertise will help us evolve from established practices when necessary while reinforcing our current technologies.Mentorship: Act as a mentor and guide for engineers throughout the organization, fostering their professional development.Code Reviews: Conduct code reviews and guide others in the organization to perform effective code evaluations.

Feb 2, 2026
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companyZoomInfo logo
Full-time|$140K/yr - $220K/yr|On-site|Bethesda, Maryland, United States; Waltham, Massachusetts, United States

At ZoomInfo, we believe in accelerating careers. Our fast-paced environment encourages bold thinking and empowers you to achieve your best work. Join a team that values collaboration, challenges each other, and celebrates achievements. With state-of-the-art tools that enhance your impact and a culture that supports your ambitions, you will not just contribute; you will drive innovation swiftly.About the Role:We are on the lookout for a skilled Senior Software Engineer to bolster our dynamic data team. In this pivotal role, you will spearhead the development of our technographic data services, creating top-tier data pipelines and systems designed to handle billions of signals and data points. This is a unique opportunity to tackle complex challenges and significantly influence our commitment to elevating technographics as a premier offering.What You'll Do:Create and refine extensive data pipelines to extract and process signals from various sources, including web and job postings.Design and build data architectures and storage solutions to effectively manage vast amounts of data.Work closely with data scientists to support and integrate machine learning models within data workflows.Continuously enhance the quality, performance, and scalability of our technographic data platform.Lead technical strategy and outline the roadmap for our data processing infrastructure.

Apr 8, 2026
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companyXometry logo
Full-time|On-site|Waltham, MA

Join Xometry as a Senior Software Engineer and be at the forefront of innovation in the on-demand manufacturing industry. In this role, you will design, develop, and implement robust software solutions that enhance our platform's functionality and user experience. Collaborate with cross-functional teams to drive complex projects from conception to completion, ensuring high-quality and scalable software delivery.

Mar 31, 2026
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companyXometry logo
Full-time|$119K/yr - $155K/yr|On-site|Waltham, MA

Xometry (NASDAQ: XMTR) is at the forefront of innovation, bridging the gap between visionary ideas and the manufacturers capable of bringing them to fruition. Our digital marketplace equips manufacturers with essential resources to enhance their growth, while simplifying access to global manufacturing capabilities for buyers within Fortune 1000 companies.We are actively seeking a Senior Software Engineer to become an integral part of our dynamic software engineering team. In this pivotal role, you will collaborate with skilled professionals to develop and sustain solutions for the Post Order/Order Management team. Your contributions will be vital in ensuring the reliability, scalability, and security of the Xometry platform.

Feb 2, 2026
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companyAnduril Industries logo
Full-time|$191K/yr - $253K/yr|On-site|Waltham, Massachusetts, United States

Anduril Industries develops advanced defense technology for the U.S. and allied nations. The company’s engineers bring experience from leading tech firms to create military systems that can be designed, built, and delivered more quickly. Their core platform, Lattice OS, is a real-time operating system powered by AI that integrates thousands of data streams into a unified 3D command and control interface. The focus is on rapid progress in autonomy, artificial intelligence, computer vision, sensor fusion, and networking to give military teams new capabilities in a fraction of the usual time. Team approach Software engineers at Anduril work in small, focused teams. The group values practical solutions that move beyond theory and get deployed in mission-critical environments. Collaboration and hands-on problem solving are at the heart of their work. What you will do Lead and mentor a small engineering team, providing technical direction and sharing expertise Prototype new software solutions in an agile setting Develop high-performance applications, including tactical systems and web-based interfaces Use modeling, simulation, and analysis tools to assess technology effectiveness Work directly with customers to help them achieve their mission goals Contribute throughout the software development lifecycle Communicate your work and its impact to colleagues and clients Location This Senior Software Engineer role is based in Waltham, Massachusetts, United States.

Apr 20, 2026
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companyXometry logo
Full-time|$140K/yr - $230K/yr|On-site|Waltham, MA

Xometry (NASDAQ: XMTR) is at the forefront of innovation, connecting visionary thinkers with manufacturers who turn ideas into reality. Our digital marketplace equips manufacturers with essential resources to expand their operations, while enabling buyers from Fortune 1000 companies to leverage global manufacturing capabilities seamlessly.We are looking for a Staff Software Engineer to join our Buyer Experience technology team. In this pivotal role as a senior individual contributor, you will lead software implementation across diverse engineering teams and make a significant impact within our technology organization. Your expertise will be instrumental in developing fast, reliable, and user-friendly solutions for buyers in our manufacturing marketplace.

Feb 2, 2026
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companyZoomInfo Technologies LLC logo
Full-time|$140K/yr - $220K/yr|On-site|Waltham, Massachusetts, United States

At ZoomInfo, we propel your career forward. Our fast-paced, bold-thinking environment empowers you to achieve your best work. Join a team that genuinely cares, challenges each other, and celebrates success. With tools designed to enhance your impact and a culture that supports your ambition, you won't just contribute; you'll drive results—swiftly.We are seeking a Senior Software Engineer to become a vital part of our Contributory Network team within the Data Acquisition division, a key initiative at ZoomInfo.The Contributory Network develops a platform that ingests, transforms, and processes first-party data contributed by thousands of customers via CRM, email, and recording provider integrations. This robust data fuels an array of intelligence products—from competitive benchmarking and insights into buyer committees to predictive market timing—that are uniquely achievable only through our platform.This position requires a proactive driver. We are looking for someone who takes ownership, navigates ambiguity, removes obstacles for themselves and others, and persistently advances projects. You won’t wait for complete specifications or clarity; you will pave the way, make decisive choices, and deliver results. If you thrive on tackling challenging problems with the autonomy to resolve them, this is the ideal opportunity for you.

Mar 30, 2026
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companyMarkforged logo
Full-time|$146.6K/yr - $198.4K/yr|On-site|Waltham, Massachusetts, United States

Markforged (NYSE: MKFG) is at the forefront of the digital transformation in manufacturing, pioneering innovative solutions that empower engineers and manufacturers to create and innovate more effectively. Our distinctive platform integrates advanced software with high-performance materials—including state-of-the-art metal and composite technologies—and industrial 3D printers, enabling the production of robust and functional parts across diverse industries. We help our customers tackle supply chain challenges, reduce costs, and speed up innovation by enabling in-house production of high-performance tools, fixtures, prototypes, and end-use parts.Please Note: We are unable to provide sponsorship for this role. If you require sponsorship at any point in the future, we will not be able to consider your application.We are excited to announce an exceptional opportunity at our headquarters in Waltham, MA, for a Senior Software Engineer. In this role, you will focus on Full-stack Node.js web development, specifically enhancing Markforged’s 3D printer/content management system and our web-based slicer, Eiger.This position is truly full-stack, encompassing the design of REST APIs, utilization of AWS services, optimization of Postgres queries, and implementation of new 3D views using WebGL. The role demands a unique ability to connect engineering and design, leveraging your experience with UX principles and design tools such as Figma to rapidly prototype, iterate, and implement outstanding user experiences.Your Responsibilities:Full Stack Development: Design, develop, test, and maintain a leading scalable, multi-tenant web application for managing 3D designs and printers.Technical Leadership: Contribute to architectural decisions, conduct code reviews, and establish best practices in coding standards, system design, and performance optimization for scalable feature delivery. Mentor junior team members and plan for the growth of Markforged’s infrastructure.UX/Design Integration: Employ UX principles to translate user needs into intuitive interfaces and create wireframes or prototypes with tools like Figma for quick iteration on solutions.Collaboration: Collaborate closely with designers, engineers from various disciplines, and customers to understand project requirements and deliver solutions that fulfill business objectives.

Feb 11, 2026
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companyZoomInfo Technologies Inc. logo
Full-time|$112K/yr - $176K/yr|On-site|Waltham, Massachusetts, United States

At ZoomInfo, we accelerate careers by fostering a fast-paced, innovative environment where you can thrive. Our team is dedicated to driving impactful work, supporting one another, and celebrating our successes together. With the tools and culture to empower your ambitions, you will not just contribute; you will be a catalyst for change.We are seeking a talented Software Engineer to join our Web Data team. In this pivotal role, you will be responsible for designing, building, and maintaining large-scale data pipelines while enhancing front-end experiences that reveal valuable data insights. Collaborating with teams based in the US and Israel, your strong communication skills and collaborative spirit will be essential.

Mar 24, 2026
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companyERGO NEXT logo
Full-time|$163K/yr - $220K/yr|Hybrid|Boston, MA

Location: Waltham, MA (hybrid) At ERGO NEXT, our mission is to empower entrepreneurs to succeed by offering the industry's only technology-driven, full-stack solution for small business insurance. We are transforming the entire value chain to enhance the customer experience. Since our establishment in 2016, we've provided hundreds of thousands of small business clients across the U.S. with quick, customizable, and affordable insurance coverage. Supported by leaders in the insurance and tech sectors, we are poised for further growth—and that’s where you come in. As a Backend Software Engineer, you will work with cutting-edge backend technologies and programming languages, primarily server-side Kotlin. We pride ourselves on producing clean, testable code quickly and deploying it several times a day via our CI/CD pipeline. Your Responsibilities: Collaborate closely with product teams, marketing staff, and front-end engineers to quickly develop and iterate on our product, discovering optimal solutions for our challenges. Take ownership of features from conception through design and coding, ensuring high quality and test coverage upon deployment.

Mar 30, 2026
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companyZoomInfo logo
Full-time|On-site|Bethesda, Maryland, United States; Waltham, Massachusetts, United States

Role overview ZoomInfo seeks a Software Engineer III to join the team in either Bethesda, MD or Waltham, MA. This role focuses on building and refining software that underpins ZoomInfo’s products. The position emphasizes creating dependable solutions that adapt to evolving client requirements. What you will do Design, develop, and maintain software as part of a collaborative engineering team Work alongside colleagues from various departments to deliver new features and product enhancements Contribute to projects that broaden and strengthen ZoomInfo’s product suite

Apr 21, 2026
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companyXometry logo
Full-time|On-site|Waltham, MA

Join Xometry, a leading technology-driven manufacturing platform, as a Software Engineer II. In this role, you will collaborate with cross-functional teams to design and implement innovative software solutions that enhance our manufacturing processes.

Feb 24, 2026
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companyXometry logo
Full-time|On-site|Waltham, MA

About the Role Xometry is looking for a Software Engineer II to join the team in Waltham, MA. This position works closely with colleagues from different disciplines to design, build, and improve software that powers our manufacturing platform. What You Will Do Work with cross-functional teams to develop and refine software features Contribute to projects that improve platform performance and user experience Apply software engineering skills to solve real-world challenges in manufacturing technology What You Bring Experience in software engineering and a collaborative approach to problem-solving Interest in building solutions that have a measurable impact

Apr 16, 2026
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companyBoston Engineering Corporation logo
Full-time|On-site|Waltham

Role Overview Boston Engineering Corporation is hiring a Technical Lead for Embedded Software Engineering in Waltham. This position leads a team of engineers focused on developing advanced embedded software solutions. The Technical Lead sets technical direction, mentors team members, and helps ensure projects deliver reliable products that meet user needs and industry standards.

Apr 15, 2026
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companyXometry logo
Full-time|$78K/yr - $170K/yr|On-site|Waltham, MA

Xometry (NASDAQ: XMTR) is at the forefront of innovation, driving the industries of today and tomorrow by bridging the gap between visionary thinkers and the manufacturers who turn those visions into reality. Our advanced digital marketplace equips manufacturers with the essential tools for growth, while enabling Fortune 1000 buyers to seamlessly access global manufacturing capabilities.We are looking for a Software Engineer II to become a key member of our Xometry Partner Experience Technology Organization. In this role, you will act as a senior individual contributor, guiding software implementation across various engineering teams and influencing critical decisions within our tech ecosystem. You will leverage your deep technical expertise to create fast, reliable, and user-friendly solutions that empower our partners, allowing them to efficiently manage projects, optimize operations, and maximize their growth potential within our expansive manufacturing marketplace.

Feb 2, 2026
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companyXometry logo
Full-time|$148K/yr - $193K/yr|On-site|Waltham, MA

Xometry (NASDAQ: XMTR) is at the forefront of innovation, bridging the gap between visionary ideas and manufacturing capabilities. Our digital marketplace empowers manufacturers with essential resources to scale their operations, while providing Fortune 1000 buyers seamless access to global manufacturing solutions.We are looking for a Principal Software Engineer to join our Xometry Partner Experience Technology Organization. As a key senior contributor, you will play a pivotal role in directing software implementation across multiple engineering teams, influencing critical decisions across our technology landscape. Your extensive expertise and technical guidance will be essential in developing fast, reliable, and user-friendly solutions that enable our partners to manage projects efficiently, optimize operations, and unlock their full growth potential in our manufacturing marketplace.

Feb 2, 2026
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companyXometry logo
Internship|$27/hr - $27/hr|On-site|Waltham, MA

Xometry (NASDAQ: XMTR) is at the forefront of innovation, connecting visionary thinkers to manufacturers who can actualize their ideas. Our digital marketplace equips manufacturers with essential tools for growth while enabling Fortune 1000 companies to easily access global manufacturing capabilities. Are you a motivated college student looking to make a meaningful contribution in a fast-paced technology environment? Join Xometry's Summer Internship Program to gain invaluable hands-on experience and hone vital skills in the manufacturing sector.As a Software Engineering Intern at Xometry, you will engage in impactful projects that enhance our platform, collaborate with seasoned engineers, and learn to leverage your technical expertise to tackle challenging problems in a vibrant setting.

Feb 2, 2026
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companyWabtec Corporation logo
Full-time|On-site|Waltham

Join Wabtec Corporation as a Lead Software Engineer specializing in Embedded System Architecture. In this pivotal role, you will leverage your expertise to drive innovation in our embedded systems, contributing to cutting-edge projects that enhance operational efficiency and performance.As a leader in our team, you will collaborate with cross-functional groups, ensuring the seamless integration of software with hardware components. Your technical acumen will guide the development of robust architectures that meet both current and future needs.

Apr 7, 2026
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companyWabtec Corporation logo
Senior Mechanical Engineer

Wabtec Corporation

Full-time|On-site|Waltham

Wabtec Corporation is hiring a Senior Mechanical Engineer in Waltham. This position centers on designing and developing mechanical systems for new initiatives. The engineer will contribute from the earliest concept stages through to implementation, working with others to bring ideas to life. Key Responsibilities Design and develop mechanical systems across various projects Collaborate with fellow engineers to address technical challenges Use engineering expertise to enhance products and processes Team Environment Join a group of experienced engineers who prioritize practical solutions and technical growth. The team values knowledge sharing and supports each other's development.

Apr 23, 2026

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