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20 senior software engineer jobs found

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Builder.io
18 May, 2026
Senior Software Engineer
Builder.io United States
About the team: Builder.io’s Fusion engineering team is a fast-growing team focused on developing the Fusion project, an AI Software Engineer that enables Product Managers, Designers and Engineers within an organization to contribute seamlessly to your company's codebase and product. This global team is responsible for innovating ways to accelerate the development of interactive experiences and product features, making product development accessible across the organization. As a Senior Software Engineer, you will... Partner heavily with Product Managers and Design to not just build, but help shape and define world-class product experiences based on technical feasibility and user impact. Own the full feature cycle, from joining customer calls to identify friction points, to architecting the solution, implementation, testing, and verifying success in production. Engineer the bridge between intent and execution: You will build the product that translates a...
CloudBees Inc
18 May, 2026
Senior Software Engineer - AI Native Platform
CloudBees Inc Austin, TX
Job Title: Senior Software Engineer - AI Native Platform Job Type: Full-time Location: Remote - United States (Austin, Dallas, Houston)   NON-NEGOTIABLE: AI-Driven Mindset  |  Daily use of AI coding assistants is a hard requirement. We build AI; we use AI. About CloudBees CloudBees enables enterprises to deliver scalable, compliant, and secure software - empowering developers to do their best work. Seamlessly integrating into any hybrid and heterogeneous environment, CloudBees is more than a tool; it is a strategic partner in your cloud transformation journey, ensuring security, compliance, and operational efficiency while enhancing the developer experience across your entire software development lifecycle. CloudBees supports organizations at every step of their DevSecOps journey, whether using Jenkins on-premise or transitioning software delivery to the cloud. We are helping customers build the future, today. About the Role CloudBees is building the next...
Builder.io
28 Apr, 2026
Senior Software Engineer
Builder.io United States
About the team: Builder.io’s Fusion engineering team is a fast-growing team focused on developing the Fusion project, an AI Software Engineer that enables Product Managers, Designers and Engineers within an organization to contribute seamlessly to your company's codebase and product. This global team is responsible for innovating ways to accelerate the development of interactive experiences and product features, making product development accessible across the organization. As a Senior Software Engineer, you will... Partner heavily with Product Managers and Design to not just build, but help shape and define world-class product experiences based on technical feasibility and user impact. Own the full feature cycle, from joining customer calls to identify friction points, to architecting the solution, implementation, testing, and verifying success in production. Engineer the bridge between intent and execution: You will build the product that translates a...
CloudLinux
03 Apr, 2026
Senior Software Engineer (remote-only, Europe)
CloudLinux Remote (Bucharest, Romania)
CloudLinux is a global remote-first company. We are driven by our principles: do the right thing, employees first, we are remote first, and we deliver high-volume, low-cost Linux infrastructure and security products that help companies to increase the efficiency of their operations. Every person on our team supports each other and does what we can to ensure we all are successful.  Check out our website for more information: cloudlinux.com . Imunify360 Security Suite is a product of CloudLinux. It is an innovative security solution designed specifically for shared and VPS/Dedicated servers. The automated, easy-to-use solution with the six-layer approach to security delivers comprehensive and complete attack prevention. We are seeking an experienced Senior Software Engineer for the Imunify360 IDS/IPS team. The team is responsible for Imunify360's web traffic security layer — the system that intercepts, classifies, and acts on every HTTP request before it reaches a web...
CloudLinux
20 May, 2026
Full time
Staff Engineer (worldwide remote, work anywhere)
CloudLinux Remote (Warsaw, Poland)
TuxCare offers a comprehensive portfolio of security solutions for Linux and open-source software designed for enterprise organizations. With TuxCare, companies can automate live vulnerability patching, minimize downtime, ensure security and compliance, and rely on a team with deep expertise in Linux security. The solutions cover the most popular Linux distributions, end-of-life systems, programming languages, and more. Learn more at: https://tuxcare.com/ One of TuxCare’s key products is Endless Lifecycle Support (ELS) , which enables organizations to securely continue using Linux distributions and software languages that have reached end of life or no longer receive standard security updates. ELS delivers vulnerability patches for unsupported versions of CentOS, Ubuntu, Debian, Oracle Linux, as well as for runtimes and frameworks such as PHP, Python, Spring, Angular/AngularJS, Django, and Flask. More details: https://tuxcare.com/endless-lifecycle-support/ Product...
Acquia
18 May, 2026
Staff AI Engineer
Acquia Canada
About Acquia Acquia is the digital experience platform built for a world where your audience isn't only human. Its agents too. As AI agents become active participants in how people discover, consume, and act on digital content, Acquia gives enterprise teams the platform to create, manage, and distribute experiences designed for both. Powered by agentic AI that orchestrates — not just advises — Acquia automates complex digital workflows within the governance guardrails large organizations require. The world's #1 Drupal hosting provider, Acquia brings together Content Management, Digital Asset Management, and Product Information Management in a single AI-powered Command Center: Acquia Source. Acquia. Built for every audience, human or otherwise. The Role: Acquia is seeking a Staff AI Engineer to join our AI Platform Engineering team. This is first and foremost a hands-on engineering role — you will spend the majority of your time designing, building, and shipping...
Endor Labs
18 May, 2026
MTS - Backend Engineer (Principal/Staff)
Endor Labs Palo Alto, CA
This role is based in Palo Alto, California, and follows a hybrid work model. If you’re excited about helping build a large-scale SaaS platform at an early-stage company and the qualifications below align with your background, we’d love to connect! About Us Endor Labs is building the Application Security platform for the software development revolution. Modern software is complex and dependency-rich, making it increasingly difficult to pinpoint the risks that truly matter. Endor Labs solves this challenge by building a call graph of your entire software estate—enabling teams to clearly identify, prioritize, and fix critical risks faster.  Trusted by companies that are one or one hundred years old, Endor Labs secures code whether it was written by humans or AI, and whether it's 40-year old C++ code or cutting edge Bazel Monorepos. Endor Labs was founded by serial entrepreneurs Varun Badhwar and Dimitri Stiliadis, and is backed by leading VC firms such as Dell Technology...
CloudBees Inc
18 May, 2026
Sr. Security Operations Engineer
CloudBees Inc United Kingdom
  Job Title: Senior SOC Engineer Employment Type: Full-time Work Location: Remote - UK or Ireland About CloudBees CloudBees provides the leading software delivery platform for enterprises, enabling them to continuously innovate, compete, and win in a world powered by the digital experience. Designed for the world's largest organizations with the most complex requirements, CloudBees enables software development organizations to deliver scalable, compliant, governed, and secure software from the code a developer writes to the people who use it. The platform connects with other best-of-breed tools, improves the developer experience, and enables organizations to bring digital innovation to life continuously, adapt quickly, and unlock business outcomes that create market leaders and disruptors. CloudBees was founded in 2010 and is backed by Goldman Sachs, Morgan Stanley, Bridgepoint Credit, HSBC, Golub Capital, Delta-v Capital, Matrix Partners, and Lightspeed Venture...
CloudBees Inc
18 May, 2026
Staff Software Engineer (Agentic Systems) – AI for Software Delivery
CloudBees Inc India
Job Title: Staff Software Engineer (Agentic Systems) – AI for Software Delivery Job Type: Full-Time, Remote About CloudBees CloudBees helps enterprises deliver secure, compliant software at scale. We sit at the center of the software delivery lifecycle, from Jenkins-based CI to modern cloud-native DevSecOps platforms. Our focus is simple: make software delivery faster, safer, and more reliable for large engineering organizations. About the Role We’re embedding AI across the entire software development lifecycle to reduce the time it takes to understand, triage, and resolve problems - from planning and code, through CI/CD, to production systems. As a Staff Engineer, you will lead the design and evolution of agentic systems that operate across the SDLC. These systems ingest signals from multiple sources - code, pull requests, tests, pipelines, incidents, and documentation - and reason over them to provide high-confidence insights and, over time, take safe,...
Automattic
18 May, 2026
Senior Security Research Engineer
Automattic Remote
WP Cloud powers WordPress at scale, and security is a critical part of that foundation. We’re expanding our security team to support WP Cloud, while also contributing to the protection and intelligence provided by WPScan and Jetpack Protect . As a Security Researcher, you will analyze vulnerable and malicious code, track emerging threats, and help build the tools and processes that detect, prevent, and remediate malware and other security issues across the WordPress ecosystem. If you have a knack for solving puzzles and a passion for documenting and operationalizing solutions, this is a great opportunity to make a broad impact. The Senior Security Engineer position might be a good fit if you: Enjoy securing and protecting websites and applications. Have at least 3 years of experience as a security researcher, or equivalent experience investigating vulnerabilities, malware, or other threats. Understand threat models, security threats, vulnerabilities, and common...
CloudLinux
24 Apr, 2026
Product Engineer (remote-only, Europe, LATAM)
CloudLinux Remote (Yerevan, Armenia)
CloudLinux is a global remote-first company. We are driven by our principles: do the right thing, employees first, we are remote-first, and we deliver high-volume, low-cost Linux infrastructure and security products that help companies increase the efficiency of their operations. Every person on our team supports each other and does what we can to ensure we are all successful.  Our portfolio includes products such as CloudLinux OS, Imunify360, and other infrastructure and security solutions used by hosting providers, enterprises, and Linux-based businesses worldwide. We are hiring Product Engineers across different product areas and technical domains. Depending on your background and strengths, you may contribute to one of our core products, platform components, security solutions, automation systems, or new AI-first initiatives. Check out our website for more information https://cloudlinux.com/ The Mission CloudLinux is moving away from fragmented, over-aligned...
MOBIUS
15 May, 2026
Full time
Customer Service DevOps Linux Engineer
$70,000 - $75,000 yearly
MOBIUS Hybrid (United States)
Job Summary MOBIUS, a nonprofit 501(C)3 library membership organization, located in Columbia, Missouri, is seeking a Customer Service DevOps Linux Engineer to join our team. We are a small group of people who work hard, but we play hard, too, and we understand that there is more to life than what happens in the office. We have a range of backgrounds and interests, but we share a core mission: We are deeply dedicated to libraries and the services they provide, and we are absolutely committed to customer success. Though we often work independently, we rely on the expertise of the entire team to ensure that our libraries thrive. If you are passionate about good customer service, are self-driven and have a collaborative spirit, are enthusiastic about your work and your interests, and are ready to take on diverse new challenges where no day is the same as the last, this is the place for you! Your technical expertise will directly ensure that hundreds of libraries can...
Job Level:
Junior
CloudLinux
21 May, 2026
Engineering Manager, Language Security (TuxCare)
CloudLinux Remote (Warsaw, Poland)
TuxCare is a subsidiary of CloudLinux. It offers a portfolio of security solutions for Linux and open-source software aimed at enterprise organizations. With TuxCare, enterprises can automate live vulnerability patching, minimize downtime, keep their applications secure and compliant, and get support from a team that knows Linux security best – covering the most popular Linux distributions, end-of-life systems, programming languages, and much more. We are looking for an experienced Engineering Manager to take ownership of TuxCare's Language Security Research function — a group of four teams responsible for delivering security patches for end-of-life and non-EOL open-source language runtimes and frameworks. TuxCare's Endless Lifecycle Support (ELS) helps organizations continue using end-of-life software securely. We provide security patches for unsupported versions of Linux distributions and language ecosystems — including Java, JavaScript/Node.js, Python, PHP, Go, Spring,...
Acquia
18 May, 2026
Staff Web Designer
Acquia Costa Rica
Acquia empowers the world’s most ambitious brands to create digital customer experiences that matter. With open source Drupal at its core, the Acquia Digital Experience Platform (DXP) enables marketers, developers, and IT operations teams at thousands of global organizations to rapidly compose and deploy digital products and services that engage customers, enhance conversions, and help businesses stand out. Headquartered in the U.S., Acquia is positioned as a market leader by the analyst community and is listed as one of the world’s top software companies by The Software Report. We are Acquia. We are a global company with employees located in more than 30 countries, and we’re building for the future. We want you to be a part of it! The opportunity Help us define what AI-era marketing sites look like. At Acquia, we power the digital experiences of the world's most ambitious brands through Drupal and our suite of digital experience products. Our own site,...
Endor Labs
18 May, 2026
AI GTM Engineer
Endor Labs United States
About Endor Labs Endor Labs is redefining application security for the era of AI-driven software development. As AI coding agents transform how software is built, the $3 trillion software development stack is undergoing its biggest shift in decades, and security has never been more critical. Endor Labs is at the center of this transformation, generating a complete call graph of the software ecosystem to give teams the clarity to identify, prioritize, and remediate critical risks with speed and confidence. Endor Labs has raised $163M from world-class investors, including DFJ Growth, Lightspeed Venture Partners, Coatue, Salesforce Ventures, Dell Technologies Capital, Section 32, and Citi Ventures. Our platform protects over 5 million applications and runs more than a million scans per week for customers including OpenAI, Cursor, Rubrik, Robinhood, Dropbox, and Snowflake.  The Role As an AI GTM Engineer, you will be the driving force behind Endor Labs’ internal AI...
Endor Labs
18 May, 2026
Member of Technical Staff - Program Analysis
Endor Labs Palo Alto, CA
This role is based in Palo Alto, California, and follows a hybrid work model. If you’re excited about helping build a large-scale SaaS platform at an early-stage company and the qualifications below align with your background, we’d love to connect! About Us Endor Labs is building the Application Security platform for the software development revolution. Modern software is complex and dependency-rich, making it increasingly difficult to pinpoint the risks that truly matter. Endor Labs solves this challenge by building a call graph of your entire software estate—enabling teams to clearly identify, prioritize, and fix critical risks faster.  Trusted by companies that are one or one hundred years old, Endor Labs secures code whether it was written by humans or AI, and whether it's 40-year old C++ code or cutting edge Bazel Monorepos. Endor Labs was founded by serial entrepreneurs Varun Badhwar and Dimitri Stiliadis, and is backed by leading VC firms such as Dell Technology...
Mattermost
18 May, 2026
Staff Software Engineer, Testing Infrastructure
Mattermost United States
Mattermost is the leading collaborative workflow platform for defense, intelligence, security, and critical infrastructure. Trusted by the U.S. Department of War and Fortune 500s, our platform runs on-premises and in private clouds, delivering secure messaging, file sharing, workflow automation, audio/screenshare, and project management—all with full data and operational control. Mattermost powers high-stakes workflows across mission planning, real-time, real-world operations, DevSecOps, incident response, and cyber defense—enabling secure collaboration from tactical edge and DDIL environments to enterprise HQ. Teams operate across web, desktop, and mobile, with embedded interoperability for Microsoft Teams, Outlook, and Microsoft 365. To learn more, visit  www.mattermost.com Mattermost is seeking a visionary Staff Software Design Engineer (SDE) in Testing Infrastructure to lead a company-wide transformation of test automation and quality engineering . In this highly...
Mattermost
18 May, 2026
Lead Site Reliability Engineer
Mattermost United States
Mattermost is the leading collaborative workflow platform for defense, intelligence, security, and critical infrastructure. Trusted by the U.S. Department of War and Fortune 500s, our platform runs on-premises and in private clouds, delivering secure messaging, file sharing, workflow automation, audio/screenshare, and project management—all with full data and operational control. Mattermost powers high-stakes workflows across mission planning, real-time, real-world operations, DevSecOps, incident response, and cyber defense—enabling secure collaboration from tactical edge and DDIL environments to enterprise HQ. Teams operate across web, desktop, and mobile, with embedded interoperability for Microsoft Teams, Outlook, and Microsoft 365. To learn more, visit  www.mattermost.com Mattermost is seeking an experienced and visionary Lead Site Reliability Engineer (SRE) to guide the architecture, reliability, and operational excellence of the infrastructure powering our...
CloudBees Inc
18 May, 2026
Staff UX Designer
CloudBees Inc India
About CloudBees CloudBees enables enterprises to deliver scalable, compliant, and secure software, empowering developers to do their best work.  Seamlessly integrating into any hybrid and heterogeneous environment, CloudBees is more than a tool—it's a strategic partner in your cloud transformation journey, ensuring security, compliance, and operational efficiency while enhancing the developer experience across your entire software development lifecycle. It allows developers to bring and execute their code anywhere, providing greater flexibility and freedom through fast, self-serve, and secure workflows. CloudBees supports organizations at every step of their DevSecOps journey, whether using Jenkins on-premise or transitioning software delivery to the cloud. We’re helping customers build the future, today. About the role CloudBees is evolving beyond traditional UI to create "invisible" and headless software experiences. We are looking for a Staff UX Designer...
Automattic
18 May, 2026
Applied AI Engineer, Internal Tooling (New York)
Automattic New York, NY
Location: NYC NoHo Office (5 days a week) About This Opportunity Build the AI tools that Automattic uses internally. Maintain and extend LibreChat, our self-hosted AI interface. Create lightweight integrations and automations that make teams more productive. Help 1,500 people work better with AI. This isn’t about building consumer products or shipping to millions of users. It’s about building tools for the people sitting next to you, getting immediate feedback, and iterating based on what actually helps. If you’ve ever wished you could control your own AI tools, customize them exactly how you want, and not be at the mercy of third-party vendors, this is that opportunity. You’ll work in-person with our NYC AI team while your tools serve Automattic’s distributed organization globally. Why This Role Matters Most companies are locked into third-party AI tools: ChatGPT, Claude, whatever comes next. They’re stuck with whatever features the vendor ships, whatever...
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