Senior Outsystems Developer Jobs in California (NOW HIRING)

There are NO limits to your career: come shape the future and be part of a truly unique global culture at OutSystems!
📍 Hybrid role requiring three days per week on-site in Menlo Park.
Description
The Senior Software Engineer will be a technical leader for the design, development, and deployment of the components, packages, and applications within the Solutions Team. You will collaborate closely with other engineers and stakeholders to deliver solutions that accelerate success for our customers. If you enjoy tackling complex challenges, love continuous learning, and are excited about finding new ways to work with AI, this is the role for you!
Key Responsibilities

• Design, build, and evolve Solutions components, packages, and applications that deliver customer value and quality.
• Collaborate with product managers, UX designers, and other engineers to deliver solutions that balance functionality, usability, security, and scalability.
• Develop and test code in short cycles with a high degree of automation.
• Deliver features end-to-end: from architecture and technical design to coding, testing, deployment, and monitoring in production.
• Gather feedback from stakeholders and adapt your solutions accordingly.
• Design, document, and communicate high-level functional designs and solutions.
• Implement product development best practices, continuous delivery, and testing.
• Mentor and provide technical leadership to junior team members.
• Stay up to date with emerging technologies and bring forward ideas to continuously improve Solutions and its ecosystem.

Required Skills & Experience

• 5+ years of software development experience.
• 2+ years experience building production-grade AI Agents and complex intelligent systems within the enterprise.
• Strong working knowledge of LLMs, prompt engineering, RAG strategies, fine-tuning, and grounding techniques, along with practical experience using major AI Agent orchestration frameworks (LangChain, Semantic Kernel, or similar).
• Solid understanding of software architecture, design patterns, and scalability principles.
• Demonstrated ability to implement security best practices (e.g., authorization, data masking) and enforce Responsible AI governance and guardrails in production systems.
• Ability to articulate complex technical designs and risks to stakeholders and non-technical partners.
• Able to work independently and manage your own priorities within a collaborative team environment.
• Commitment to delivering high-quality developer experiences and supporting others in building great software.

Desired Skills

• Proficient in C# (.NET) and GoLang.
• Experience with Python, cloud-native deployment, containerization (Docker/Kubernetes), and scalable APIs (REST/gRPC).
• Familiarity with the OutSystems platform or similar low-code/no-code platforms, understanding their integration patterns and architecture limitations.

More about OutSystems
OutSystems is a leading AI Development Platform built for the enterprise. Global organizations trust OutSystems to rapidly build mission-critical apps and agents, modernize legacy processes with agentic systems, and govern their entire AI portfolio across complex regulatory environments, all on one unified platform.
As the future becomes agentic, our customers need us now more than ever. While AI has opened the door to extraordinary possibilities, most large organizations find themselves stuck on one side of the "enterprise gap" because AI by itself doesn't solve their complex use cases and business challenges. OutSystems bridges the "enterprise gap" by combining the speed of generative AI with a deterministic, enterprise-grade framework. We provide the tools for teams of any size to deliver high-quality, reliable AI solutions that drive real business impact.
We are looking for passionate, talented, and motivated people to join us as we empower organizations to build, deploy, and scale the next generation of enterprise software. While we are leading the charge into the agentic era, our mission is broader: we are the platform enterprise leaders trust to evolve their entire business, accelerating innovation through secure, governed human-AI collaboration.
OutSystems is a global company, with more than 900k developer community members, 1,700 employees, more than 600 partners, and thousands of active customers in over 75 countries and across 21 industries. Founded in 2001, OutSystems now has offices in the United States, United Kingdom, the Netherlands, Portugal, Germany, the UAE, Japan, Hong Kong, Malaysia, Australia, India, and Singapore, and includes a thriving, worldwide community of remote employees.
Our customers are some of the world's most recognizable brands across diverse industries- such as Toyota, Heineken, Bosch, KeyBank, and UCLA-who trust OutSystems to deliver ROI and transformational impact.
Consistently recognized as a leader by top analyst firms Gartner, IDC and Forrester, OutSystems continues to shape the future of enterprise software development in the agentic era. We are proud to be named a leader in more than 100 categories on G2, including #1 in Customer Satisfaction in Enterprise Low Code Development, and most recently as a leader in AI Agent Building in the G2 Spring 2026 Reports.
Working at OutSystems
Our culture is built on our core values of Trust, Customer Success, Innovation, and Alignment. We operate as one global OutSystems team, taking ownership to pursue our vision of being the AI platform enterprise leaders trust to build, secure, and evolve their most critical applications and systems.
What do we have to offer you?

• A company at the vanguard of the agentic revolution, where we don't just react to AI innovation-we architect it. Joining OutSystems means stepping onto a high-growth rocket ship that combines the fearless agility of a startup with the sophisticated, global foundation of an enterprise powerhouse.
• Real growth opportunities. We don't just talk about development; we invest in it through structured programs designed to scale your expertise. Whether you are aiming for vertical progression, exploring lateral moves into new domains, or mastering specialized AI skills through our Professional Development Fund and Internal Mobility Program, we provide the resources to get you there.
• A global collective of world-class talent, where you'll collaborate with enterprise software legends and sought-after thought leaders. At OutSystems, our industry experts aren't just visionaries-they are accessible, approachable mentors who are deeply invested in your growth as we architect the agentic future together.

OutSystems nurtures an inclusive culture where talented individuals from all backgrounds are empowered to learn, experiment and make an impact. . We believe that driving our next phase of growth requires the radical creativity that only comes from diverse perspectives. We are committed to building a team as global and diverse as the organizations we serve, ensuring every individual can perform to their full potential. As an equal opportunity employer, all qualified applicants receive equal consideration regardless of race, origin, religion, sex, sexual orientation, gender identity, disability, veteran status, or any other protected status.