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Senior Software Engineer Startup Jobs (NOW HIRING)

Supira Medical

Sr. Software Engineer

Los Gatos, CA

$145K - $175K/yr

Senior Software Engineer Supira Medical, a clinical-stage Shifamed Portfolio Company, is developing ... startup environment. This is a full time, on-site position and will require reporting to our ...

Breeze

Senior Software Engineer

New York, NY

$150K - $165K/yr

Adapt to new challenges in a dynamic startup environment where we move fast and innovate constantly. What We're Looking For: * At least 5 years of professional experience in software engineering ...

Breeze

Senior Software Engineer

New York, NY · On-site

$150K - $165K/yr

We are hiring a Senior Backend Software Engineer! This will be our first Senior hire in our NYC ... This is a hands-on opportunity to have a major impact at a fast-moving, Sequoia-backed startup.

Top Engineer

Senior Software Engineer

Tucson, AZ

$118K - $155K/yr

Senior Software Engineer Step into a high-impact Senior Software Engineer opportunity with a confidential client, where you will help drive meaningful results across Aerospace / Defense. This role ...

PHIflow, LLC

Senior Software Engineer

New York, NY

$134K - $176K/yr

Why this Role is Compelling As a startup, all PHIflow team members wear many hats. We expect that the Senior Software Engineer will as well. This role offers the chance to take part in a very unique ...

GP Enterprise Solutions

Senior Software Engineer

Latham, NY · On-site

$118K - $156K/yr

Senior Software Engineer GP Enterprise Solutions As a Senior Software Engineer at GPES, you'll ... As a key player in a small startup, you will have the ability to prioritize, focus, and communicate ...

Clera

Senior Software Engineer

San Francisco, CA · On-site

$144K - $190K/yr

About the Role We're seeking a Senior Software Engineer to join our in-person, fast-paced NYC startup. You'll be a full-stack developer with a frontend emphasis and a passion for AI and legal tech, ...

Clera

Senior Software Engineer

San Francisco, CA · On-site

$144K - $190K/yr

About the Role We're seeking a Senior Software Engineer to join our in-person, fast-paced NYC startup. You'll be a full-stack developer with a frontend emphasis and a passion for AI and legal tech, ...

Tendo

Senior Software Engineer

Salt Lake City, UT · Remote

$110K - $149K/yr

Additionally, the Senior Software Engineer will bring expertise in one or more technologies ... Our team-driven culture and rapid growth have earned us recognition as one of Forbes' Top Startup ...

GP Enterprise Solutions

Senior Software Engineer

Latham, NY · On-site

$118K - $156K/yr

Senior Software Engineer - GP Enterprise Solutions As a Senior Software Engineer at GPES, you'll ... As a key player in a small startup, you will have the ability to prioritize, focus, and communicate ...

Tendo

Senior Software Engineer

San Francisco, CA · On-site +1

$127K - $172K/yr

Additionally, the Senior Software Engineer will bring expertise in one or more technologies ... Our team-driven culture and rapid growth have earned us recognition as one of Forbes' Top Startup ...

GP Enterprise Solutions

Senior Software Engineer

Latham, NY · Hybrid

$118K - $156K/yr

Senior Software Engineer - GP Enterprise Solutions As a Senior Software Engineer at GPES, you'll ... As a key player in a small startup, you will have the ability to prioritize, focus, and communicate ...

Tendo

Senior Software Engineer

San Francisco, CA · Remote

$127K - $172K/yr

Additionally, the Senior Software Engineer will bring expertise in one or more technologies ... Our team-driven culture and rapid growth have earned us recognition as one of Forbes' Top Startup ...

Tendo

Senior Software Engineer

Salt Lake City, UT · On-site +1

$110K - $149K/yr

Additionally, the Senior Software Engineer will bring expertise in one or more technologies ... Our team-driven culture and rapid growth have earned us recognition as one of Forbes' Top Startup ...

Tendo

Senior Software Engineer

San Diego, CA · Remote

$117K - $158K/yr

Additionally, the Senior Software Engineer will bring expertise in one or more technologies ... Our team-driven culture and rapid growth have earned us recognition as one of Forbes' Top Startup ...

Tendo

Senior Software Engineer

San Francisco, CA

$127K - $172K/yr

Additionally, the Senior Software Engineer will bring expertise in one or more technologies ... Our team-driven culture and rapid growth have earned us recognition as one of Forbes' Top Startup ...

Tendo

Senior Software Engineer

San Diego, CA · On-site +1

$117K - $158K/yr

Additionally, the Senior Software Engineer will bring expertise in one or more technologies ... Our team-driven culture and rapid growth have earned us recognition as one of Forbes' Top Startup ...

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Senior Software Engineer Startup information

See salary details

$75.5K

$143.3K

$192K

How much do senior software engineer startup jobs pay per year?

As of Jun 11, 2026, the average yearly pay for senior software engineer startup in the United States is $143,292.00, according to ZipRecruiter salary data. Most workers in this role earn between $122,500.00 and $161,500.00 per year, depending on experience, location, and employer.

What are some unique challenges Senior Software Engineers face when working at a startup compared to a larger company?

Senior Software Engineers at startups often navigate a fast-paced, rapidly changing environment where priorities can shift quickly. Unlike at larger organizations with established processes and specialized teams, startup engineers may wear multiple hats, handling everything from architecture decisions to hands-on coding and even DevOps tasks. This role typically requires a high degree of autonomy and the ability to make impactful technical decisions with limited resources. The collaborative nature means frequent interaction with product managers, designers, and often even company leadership, creating opportunities for broad influence but also demanding strong communication and adaptability.

What are the key skills and qualifications needed to thrive as a Senior Software Engineer at a startup, and why are they important?

To thrive as a Senior Software Engineer at a startup, you need advanced programming abilities, architectural design experience, and a solid understanding of software development lifecycles, typically backed by a bachelor's degree in computer science or a related field. Familiarity with modern frameworks, cloud platforms (like AWS or Azure), version control systems (such as Git), and agile methodologies is essential, with certifications in relevant technologies being advantageous. Strong problem-solving, adaptability, and effective communication skills help you navigate the dynamic startup environment and mentor junior team members. These skills are crucial to rapidly building scalable solutions, driving innovation, and supporting business growth in a fast-paced and often ambiguous setting.

What is the difference between Senior Software Engineer Startup vs Software Engineer Startup?

AspectSenior Software Engineer StartupSoftware Engineer Startup
Required CredentialsBachelor's/Master's in CS or related field, 3+ years experienceBachelor's in CS or related field, 0-2 years experience
Work EnvironmentFast-paced startup, leadership responsibilities, mentorshipCollaborative team, learning-focused, entry-level to mid-level tasks
Employer & Industry UsageTech startups, scale-ups, innovative projectsEarly-stage startups, product development teams
Common Search & ComparisonHigher responsibility, technical expertise, leadershipLearning opportunities, foundational skills, growth potential

The main difference between a Senior Software Engineer Startup and a Software Engineer Startup lies in experience, responsibilities, and leadership. Senior Software Engineers typically have more experience, take on mentorship roles, and handle complex projects, while Software Engineers are often in entry to mid-level positions focused on skill development and supporting team tasks.

What does a Senior Software Engineer do at a startup?

A Senior Software Engineer at a startup is responsible for designing, developing, and maintaining the core software products or services. They often take on a broad range of tasks, including coding, code reviews, system architecture, and mentoring junior team members. In a startup environment, they may also contribute to product decisions, help set technical direction, and quickly adapt to changing priorities. Their role is critical in building scalable, reliable solutions while fostering innovation and collaboration within a small, fast-paced team.
More about Senior Software Engineer Startup jobs
What cities are hiring for Senior Software Engineer Startup jobs? Cities with the most Senior Software Engineer Startup job openings:
What are the most commonly searched types of Software Engineer Startup jobs? The most popular types of Software Engineer Startup jobs are:
What states have the most Senior Software Engineer Startup jobs? States with the most job openings for Senior Software Engineer Startup jobs include:
What job categories do people searching Senior Software Engineer Startup jobs look for? The top searched job categories for Senior Software Engineer Startup jobs are:
Senior Software Engineer Startup jobs near you
Infographic showing various Senior Software Engineer Startup job openings in the United States as of June 2026, with employment types broken down into 86% Full Time, and 14% Part Time. Highlights an 81% Physical, 2% Hybrid, and 17% Remote job distribution, with an average salary of $143,292 per year, or $68.9 per hour.
Sr. Software Engineer

Sr. Software Engineer

Supira Medical

Los Gatos, CA

$145K - $175K/yr

Other

Posted 5 days ago

Job description

Senior Software Engineer

Supira Medical, a clinical-stage Shifamed Portfolio Company, is developing a low-profile, high continuous flow percutaneous ventricular assist device (pVAD) to provide temporary mechanical circulatory support in high risk percutaneous coronary interventional (HRPCI) procedures as well as patients suffering from cardiogenic shock.

ABOUT SHIFAMED: Founded in 2009 by serial entrepreneur Amr Salahieh, Shifamed LLC is a privately held medical device innovation hub focused on the development of novel medical products to address clinical needs in the rapidly evolving fields of cardiology and ophthalmology.

We are seeking a Senior Software Engineer to play a key role in the design, development, and verification of software for a safety-critical medical device system. This role requires strong technical expertise, attention to quality and regulatory standards, and the ability to collaborate across multidisciplinary teams in a fast-paced startup environment. This is a full time, on-site position and will require reporting to our offices located in Los Gatos, CA.

Responsibilities, Skills & Hands-On Experience:
  • Design, develop, and maintain high-quality software for medical device systems.
  • Translate system and user requirements into detailed software design specifications.
  • Implement software using object-oriented design principles (OOD/OOP) in C++.
  • Integrate software components with hardware and other system modules.
  • Develop and execute unit and integration tests to ensure software reliability.
  • Generate and maintain documentation in compliance with IEC 62304 and FDA requirements.
  • Participate in software verification and validation (V&V) activities.
  • Contribute to code reviews, static analysis, and test coverage efforts.
  • Collaborate cross-functionally with Systems, Electrical Engineering, Quality, Test, and Product teams to resolve issues and drive timely deliverables.
  • Support multiple concurrent projects in a dynamic, fast-paced environment.
Education & Work Experience:

Bachelor's degree in Computer Science, Computer Engineering, Electrical Engineering, or related field (advanced degree preferred).

7+ years of software development experience, preferably in medical devices or other regulated industries.

Strong proficiency in C++ with demonstrated experience in OOP/OOD.

Experience developing applications on Windows platforms (Visual Studio toolchain).

Solid understanding of software development lifecycle processes, including: Version control (e.g., Git) Static code analysis Code coverage and automated testing Experience working within regulated environments (e.g., FDA, IEC 62304).

Strong problem-solving, communication, and collaboration skills.

Preferred Qualifications & Work Experience:
  • Experience with Qt framework (UI development).
  • Familiarity with wireless communication (Wi-Fi) and connectivity stacks.
  • Experience with hardware-integrated or real-time systems.
  • Familiarity with modern AI-assisted software development tools (e.g., code generation, code review, and testing tools) is a plus.
  • Prior experience in a startup or fast-paced R&D environment.

Our salary ranges are calculated by role, level, and location. Please note that your position within that range will be determined by your job-related knowledge, location, skills, experience, relevant education, and training/certifications. The base salary range for this full-time position is between $145,000 - $175,000 + equity + benefits.

NOTICE TO CANDIDATES: Please be aware that Shifamed and its portfolio companies do not conduct interviews or extend offers through mobile web chat applications. Please report any such occurrences to hr@shifamed.com.

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