Senior Software Engineer
- Salary
- $120,000 - $170,000
- Level
- Senior
- Work type
- Hybrid · San Jose
Not stated in the posting: visa.
Open. First seen 2 October 2026.
About the role
Company Overview
TENEX.AI's standard text
TENEX is an AI-native, automation-first, built-for-scale Managed Detection and Response (MDR) provider. We are a force multiplier for defenders, helping organizations enhance their cybersecurity posture through advanced threat detection, rapid response, and continuous protection. Our team is composed of industry experts with deep experience in cybersecurity, automation and AI-driven solutions. Backed by leading investors, we are rapidly growing and seeking top talent to join our mission of revolutionizing the AI-Native MDR landscape.
We're a fast growing startup backed by industry experts and top tier investors led by Crosspoint Capital Partners and also backed by Shield Capital, DTCP (formerly Deutsche Telekom Capital Partners), Deepwork Capital, and the Florida Opportunity Fund. Seed round led by Andreessen Horowitz (a16z). As an early employee, you'll play a meaningful role in defining and building our culture. Get in on the ground floor. We're a small but well-funded team that just raised a substantial round – joining now comes with limited risk and unlimited upside.
We are seeking a Senior Software Engineer to join our core engineering team. You will take ownership of major product and infrastructure initiatives, working across the stack to build scalable, reliable, and secure systems. In this role, you’ll balance being a strong individual contributor with providing technical guidance to peers, ensuring high standards in code quality, design, and execution.
You’ll collaborate closely with product and design teams, making key technical decisions and helping define how our platform evolves. This is an opportunity to work on challenging engineering problems in security, AI, and distributed systems, while growing into a leadership position as the company scales.
Location: This role will require Monday - Thursday onsite in any of our locations. WFH Friday.
Job Responsibilities:
- Design, develop, and deploy scalable backend services and APIs.
- Build and maintain intuitive and performant frontend applications.
- Take ownership of projects end-to-end, from architecture through deployment and monitoring.
- Collaborate with product, design, and other engineers to define and implement new features.
- Write clean, maintainable, and testable code.
- Participate in design reviews and code reviews, raising the bar for engineering quality.
- Troubleshoot complex issues across the stack and ensure system reliability.
- Contribute to improving engineering processes, tools, and team practices.
- Stay current with emerging technologies and bring new ideas to the team.
Qualifications
Required:
- 5+ years of professional software engineering experience.
- Strong understanding of software engineering principles and best practices.
- Proficiency in at least one backend language such as Go, Python, or equivalent.
- Experience with at least one modern frontend framework (React, Next.js, TypeScript, or similar).
- Strong experience with relational databases (PostgreSQL, MySQL, or equivalent).
- Familiarity with cloud platforms such as GCP or AWS.
- Proven ability to take ownership of complex projects and deliver them end-to-end.
- Excellent problem-solving, communication, and collaboration skills.
Desired (While experience in all is not required, any of the following would be a plus):
- Experience with containerization technologies like Docker and orchestration tools like Kubernetes.
- Experience with CI/CD pipelines.
- Exposure to AI/ML concepts and technologies, such as:
- Prompt Engineering
- Retrieval-Augmented Generation (RAG)
- Supervised Fine-Tuning (SFT)
- Vector Databases
- Experience working in an early-stage startup environment.
Education & Certifications
- Bachelor’s degree in Computer Science, Engineering, or a related field (or equivalent experience).
- GCP certifications such as Professional Cloud Developer or Professional Data Engineer are a plus.
Why Join Us?
- Opportunity to work with cutting-edge AI-driven cybersecurity technologies and Google SecOps solutions.
- Collaborate with a talented and innovative team focused on continuously improving security operations.
- Competitive salary and benefits package.
- A culture of growth and development, with opportunities to expand your knowledge in AI, cybersecurity, and emerging technologies.
If you're passionate about combining cybersecurity expertise with artificial intelligence and have experience with Google SecOps and Chronicle, we encourage you to apply!
We practice pay transparency and reward performance. Offers reflect equity, experience, skills, education, and certifications. Base salary for this position in San Jose: $120,000 - $170,000
What this role asks for
Particular to this role
MySQL · PostgreSQL
Rare in TENEX.AI's other 27 open postings.
In most of TENEX.AI's ads
AWS · Cybersecurity · GCP · Python
Named in most of its open postings, whatever the role.
75% of this description is written for the role. The rest is TENEX.AI's standard text, folded away below.
Read against TENEX.AI's other open postings on this site.
The team: Engineering HIRES STEADILY
This role is one of 17 open in Engineering. 2 were posted in the last 30 days and the oldest in July: a team that hires all year rather than one being built.
WHAT THE TEAM WORKS WITH, ACROSS ITS POSTINGS
Cybersecurity (16 of 17), Python (14 of 17), AWS (12 of 17), GCP (12 of 17), Golang (12 of 17), Kubernetes (12 of 17), RAG (11 of 17)
OTHER ROLES ON THIS TEAM
- Platform Engineer, AI & Security posted Oct 15
- Platform Security Automation Engineer posted Oct 13
- Principal DevOps Engineer posted Aug 31
- Senior Technical Program Manager posted Aug 17
- Staff Site Reliability Engineer posted Jul 13
- Principal Product Manager - AI posted Jun 30
- Senior AI/ML Engineer posted Jun 8
- AI/ML Engineer II posted Jun 8
- AI/ML Engineer posted Jun 8
- Software Engineer II posted Apr 16
- Senior Data Scientist posted Nov 25
- Software Engineer Intern posted Nov 21
- Software Engineer posted Oct 24
- Staff Software Engineer posted Sep 9
- Software Engineer posted Jul 28
- Principal AI Engineer posted Jul 17
From the team and dates on TENEX.AI's own job board.
Salary context
316 other open postings titled Senior Software Engineer state a salary: median USD 160,000 to USD 220,000 a year.
See Software Engineer salaries in the United States →
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