Senior Software Developer Jobs in San Mateo, CA
Senior Software Developer jobs in San Mateo are concentrated along the Hillsdale corridor, downtown San Mateo, and the Bay Meadows mixed-use district, with strong demand from fintech, enterprise SaaS, and healthtech employers. Companies hiring right now include Roblox, Shield AI, and Verkada. See the openings below and apply to the ones that match your experience.
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Showing 5 of 836+ Senior Software Developer jobs
Every day, tens of millions of people come to Roblox to explore, create, play, learn, and connect with friends in 3D immersive digital experiences– all created by our global community of developers and creators.
At Roblox, we’re building the tools and platform that empower our community to bring any experience that they can imagine to life. Our vision is to reimagine the way people come together, from anywhere in the world, and on any device. We’re on a mission to connect a billion people with optimism and civility, and looking for amazing talent to help us get there.
A career at Roblox means you’ll be working to shape the future of human interaction, solving unique technical challenges at scale, and helping to create safer, more civil shared experiences for everyone.
As a Senior Software Engineer on the AIaaS (AI-as-a-Service) team, you will be responsible for building the production systems that enable the safe and reliable deployment of our cutting-edge 3D and 4D generative AI models. You will design, implement, and scale robust, high-performance product infrastructure to orchestrate the complex workflow for producing high-fidelity 3D and 4D textured meshes. We are seeking accomplished software engineers with a passion for developer-facing product APIs, experience building large-scale distributed systems, and a commitment to writing high-quality, well-tested code to solve complex GenAI serving challenges at scale.
You Will:
- Design, build, and own critical components of the product infrastructure supporting our generative AI efforts focusing on usability, reliability, scalability, and performance.
- Develop delightful, intuitive, easy to use developer-facing APIs for democratizing 3D creation.
- Build seamless integrations with other sub systems such as Pricing, Orchestration, Safety with an eye for observability.
- Implement robust pipelines for collecting datasets and evaluating to build safe and compliant multimodal AI systems.
- Collaborate closely with Product Managers, other partner teams in Roblox Engine and Infrastructure to ship reliable products.
- Drive improvements in product & backend infrastructure architecture, engineering best practices, and operational excellence.
- Ensure data quality and governance are implemented at the system level through automated checks and monitoring.
You have:
- Have minimum 5+ years of professional experience and a tool chest of system design experience upon which to draw to build scalable, reliable platforms for all of Roblox.
- Experience architecting, designing, and developing a wide-array of software products.
- Thrive in building complex, high-scale distributed systems from the ground up.
- Are passionate about the potential of generative AI, particularly in creative domains like 3D/4D content.
- Are comfortable operating in a dynamic, fast-paced environment.
- Excel at writing clean, efficient, well-tested code in languages like Python, C#, or Go.
- Have experience with cloud data platforms and distributed processing technologies (e.g., Kubeflow, Temporal, S3, etc.).
- Value collaboration and enjoy working closely with cross-functional teams, especially product managers, researchers, and ML engineers.
- Bachelor's degree or higher in Computer Science, Computer Engineering, Data Science, or a similar technical field.
For roles that are based at our headquarters in San Mateo, CA: The starting base pay for this position is as shown below. The actual base pay is dependent upon a variety of job-related factors such as professional background, training, work experience, location, business needs and market demand. Therefore, in some circumstances, the actual salary could fall outside of this expected range. This pay range is subject to change and may be modified in the future. All full-time employees are also eligible for equity compensation and for benefits as described on this page.
Roles that are based in an office are onsite Tuesday, Wednesday, and Thursday, with optional presence on Monday and Friday (unless otherwise noted).
Roblox provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws. Roblox also provides reasonable accommodations to candidates with qualifying disabilities or religious beliefs during the recruiting process.
For US based roles only, please note the Company may not be able to employ candidates for this role who have United States work authorization related to certain U.S. visa categories, or support future H-1B sponsorship at this time.
Every day, tens of millions of people come to Roblox to explore, create, play, learn, and connect with friends in 3D immersive digital experiences– all created by our global community of developers and creators.
At Roblox, we’re building the tools and platform that empower our community to bring any experience that they can imagine to life. Our vision is to reimagine the way people come together, from anywhere in the world, and on any device. We’re on a mission to connect a billion people with optimism and civility, and looking for amazing talent to help us get there.
A career at Roblox means you’ll be working to shape the future of human interaction, solving unique technical challenges at scale, and helping to create safer, more civil shared experiences for everyone.
As a Senior Software Engineer on the AIaaS (AI-as-a-Service) team, you will be responsible for building the production systems that enable the safe and reliable deployment of our cutting-edge 3D and 4D generative AI models. You will design, implement, and scale robust, high-performance product infrastructure to orchestrate the complex workflow for producing high-fidelity 3D and 4D textured meshes. We are seeking accomplished software engineers with a passion for developer-facing product APIs, experience building large-scale distributed systems, and a commitment to writing high-quality, well-tested code to solve complex GenAI serving challenges at scale.
You Will:
- Design, build, and own critical components of the product infrastructure supporting our generative AI efforts focusing on usability, reliability, scalability, and performance.
- Develop delightful, intuitive, easy to use developer-facing APIs for democratizing 3D creation.
- Build seamless integrations with other sub systems such as Pricing, Orchestration, Safety with an eye for observability.
- Implement robust pipelines for collecting datasets and evaluating to build safe and compliant multimodal AI systems.
- Collaborate closely with Product Managers, other partner teams in Roblox Engine and Infrastructure to ship reliable products.
- Drive improvements in product & backend infrastructure architecture, engineering best practices, and operational excellence.
- Ensure data quality and governance are implemented at the system level through automated checks and monitoring.
You have:
- Have minimum 5+ years of professional experience and a tool chest of system design experience upon which to draw to build scalable, reliable platforms for all of Roblox.
- Experience architecting, designing, and developing a wide-array of software products.
- Thrive in building complex, high-scale distributed systems from the ground up.
- Are passionate about the potential of generative AI, particularly in creative domains like 3D/4D content.
- Are comfortable operating in a dynamic, fast-paced environment.
- Excel at writing clean, efficient, well-tested code in languages like Python, C#, or Go.
- Have experience with cloud data platforms and distributed processing technologies (e.g., Kubeflow, Temporal, S3, etc.).
- Value collaboration and enjoy working closely with cross-functional teams, especially product managers, researchers, and ML engineers.
- Bachelor's degree or higher in Computer Science, Computer Engineering, Data Science, or a similar technical field.
For roles that are based at our headquarters in San Mateo, CA: The starting base pay for this position is as shown below. The actual base pay is dependent upon a variety of job-related factors such as professional background, training, work experience, location, business needs and market demand. Therefore, in some circumstances, the actual salary could fall outside of this expected range. This pay range is subject to change and may be modified in the future. All full-time employees are also eligible for equity compensation and for benefits as described on this page.
Roles that are based in an office are onsite Tuesday, Wednesday, and Thursday, with optional presence on Monday and Friday (unless otherwise noted).
Roblox provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws. Roblox also provides reasonable accommodations to candidates with qualifying disabilities or religious beliefs during the recruiting process.
For US based roles only, please note the Company may not be able to employ candidates for this role who have United States work authorization related to certain U.S. visa categories, or support future H-1B sponsorship at this time.
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Find JobsSenior Software Developer Job Market in San Mateo
Who's Hiring
- Roblox650
- Shield AI74
- Verkada37
- PTC19
- Discord19
Top Industries Hiring
- Technology & Software
Senior Software Developer Jobs in San Mateo: Frequently Asked Questions
How do I get a senior software developer job in San Mateo?
Focus your search on San Mateo's fintech, enterprise SaaS, and healthtech sectors, which drive the heaviest senior engineering hiring in the city. The Bay Meadows district and downtown San Mateo office clusters hold many of these employers. Candidates who demonstrate full-stack depth, cloud architecture experience, or domain knowledge in financial services or digital health tend to stand out in this market, where mid-size growth companies compete alongside established technology firms.
Which companies hire senior software developers in San Mateo?
Employers hiring senior software developers in San Mateo right now include Roblox, Shield AI, and Verkada, based on current listings on Migrate Mate as of September 2026. San Mateo attracts a mix of publicly traded technology companies, well-funded Series B and C startups, and financial services firms with dedicated engineering teams.
Are there remote senior software developer jobs in San Mateo?
Yes, senior software developer roles are among the most remote-friendly positions in tech, given that the core work is code review, architecture, and collaboration tools rather than physical presence. About 50% of senior software developer openings tied to San Mateo are remote or hybrid as of September 2026, reflecting how broadly local employers have adopted flexible arrangements. Backend, platform, and cloud engineering roles show the highest remote availability among San Mateo postings.
How can I get a senior software developer job in San Mateo with little or no experience?
The most realistic path into San Mateo's senior-level market without direct experience is lateral entry through a junior or mid-level role at one of the city's growth-stage fintech or SaaS companies, where promotion timelines are faster than at large enterprises. Employers in the Bay Meadows corridor regularly hire mid-level engineers and advance them quickly when they demonstrate ownership of features end to end. Open-source contributions, a strong GitHub portfolio, and familiarity with cloud-native infrastructure give candidates a concrete edge when competing for those stepping-stone roles.
Which industries hire the most senior software developers in San Mateo?
Most senior software developer openings in San Mateo sit in Technology & Software, per current listings on Migrate Mate as of September 2026. San Mateo's position between Silicon Valley and San Francisco has made it a natural home for financial technology platforms, enterprise software vendors, and digital health companies, all of which maintain substantial engineering headcount in the city.
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