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Senior Software Engineer Startup Jobs in Boston, MA

Ecovent

Senior Software Engineer

Boston, MA · On-site

$133K - $175K/yr

Description Ecovent is a Boston-based startup disrupting the HVAC and smart home industries with ... Our Senior Software Engineer role can jump into many technical areas, design and implement clean ...

Architect.io

Senior Software Engineer

Boston, MA · On-site +1

$133K - $175K/yr

DevOps, standardized - write once, deploy everywhere Architect is a rapidly growing startup ... Software engineering @ Architect.io We are seeking a Senior Software Engineer to join our ...

Alumni Ventures

Senior Software Engineer

Andover, MA · On-site

$123K - $163K/yr

They are seeking a Senior Software Engineer to solve complex business problems through software ... of startup investments. Founded in 2014, the company is headquartered in Manchester, USA, with a ...

Pryzm

Senior Software Engineer

Boston, MA · On-site

$130 - $190/hr

The Role I'm hiring a Software Engineering Lead to help me (the CTO) improve how federal tech gets ... Background as a Tech Lead, Senior/Staff Engineer, early engineer at a high‑growth startup, or ...

DS Technologies, LLC

Senior Software Engineer

Waltham, MA · On-site

$132K - $174K/yr

Senior Software Engineer Location: Waltham, MA 02451 (Onsite) Position Type: Contract Only W2 Senior Software Engineer (OnSite) - Full stack development - Min 5+ years of experience very strong in ...

NeuroLogica Corp.

Senior Software Engineer

Danvers, MA · On-site

$178 - $188/hr

Senior Software Engineer W2 Regular Full Time Danvers, MA, US 7 days ago Requisition ID: 1153 Salary Range: $178,131.00 To $188,131.00 Annually Senior Software Engineer * Location: On-site in Danvers ...

Architect.io

Senior Software Engineer (Remote)

Boston, MA · Remote

$125K - $165K/yr

DevOps, standardized write once, deploy everywhere Architect is a rapidly growing startup creating ... Software engineering @ Architect.io We are seeking a Senior Software Engineer to join our ...

Harvard University

Senior Software Engineer

Boston, MA · On-site

$133K - $175K/yr

The Senior Software Engineer role focuses on developing secure new applications and functionality, enhancing and supporting existing applications, providing system redundancy, and collaborating ...

Strategic Employment

Senior Software Engineer

Boston, MA · On-site

$150K - $170K/yr

Senior Software Engineer -- Boston, MA area A well-established consumer media and technology company is hiring a Senior Software Engineer for its Engineering team. This is a senior, high-impact seat ...

Strategic Employment

Senior Software Engineer

Boston, MA

$150K - $170K/yr

Senior Software Engineer -- Boston, MA area A well-established consumer media and technology company is hiring a Senior Software Engineer for its Engineering team. This is a senior, high-impact seat ...

Harvard University

Senior Software Engineer

Boston, MA · On-site

$59/hr

The Senior Software Engineer role focuses on developing secure new applications and functionality, enhancing and supporting existing applications, providing system redundancy, and collaborating ...

Wellington Management

Senior Software Engineer

Boston, MA · Hybrid

$133K - $175K/yr

About the Role Senior Software Developer (Python/Java) Title Senior Software Developer (Python/Java) Work Location Needham / Boston (minimum 4 days a week office presence) Position Summary We are ...

Wellington Management

Senior Software Engineer

Boston, MA · Hybrid

$133K - $175K/yr

About the Role Senior Software Developer (Python/Java) Title Senior Software Developer (Python/Java) Work Location Needham / Boston (minimum 4 days a week office presence) Position Summary We are ...

OnCorps LLC

Senior Software Engineer

Boston, MA · Hybrid

$133K - $176K/yr

We are seeking a talented and motivated Senior Software Engineer to join our dynamic Engineering ... Growth Opportunities: As a rapidly growing startup, we offer significant opportunities for ...

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Senior Software Engineer Startup information

See Boston, MA salary details

$82K

$155.7K

$208.6K

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

As of Aug 30, 2026, the average yearly pay for senior software engineer startup in Boston, MA is $155,672.00, according to ZipRecruiter salary data. Most workers in this role earn between $133,100.00 and $175,500.00 per year, depending on experience, location, and employer.

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.

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.

How much does a senior software engineer startup make?

A senior software engineer at a startup typically earns between $100,000 and $160,000 annually, depending on location, experience, and company size. Compensation may also include stock options or equity, especially in early-stage startups, and often requires proficiency in programming languages like Python, Java, or JavaScript.

Is there a shortage of senior software engineers?

There is a high demand for senior software engineers across many industries due to the ongoing need for advanced technical skills, experience with programming languages like Java, Python, and cloud platforms, and leadership abilities. This demand often results in competitive salaries and opportunities, especially for those with strong problem-solving skills and experience in fast-paced startup environments.

What are the most commonly searched types of Software Engineer Startup jobs in Boston, MA?

The most popular types of Software Engineer Startup jobs in Boston, MA are:

What are popular job titles related to Senior Software Engineer Startup jobs in Boston, MA?

For Senior Software Engineer Startup jobs in Boston, MA, the most frequently searched job titles are:

What job categories do people searching Senior Software Engineer Startup jobs in Boston, MA look for?

The top searched job categories for Senior Software Engineer Startup jobs in Boston, MA are:

What cities near Boston, MA are hiring for Senior Software Engineer Startup jobs?

Cities near Boston, MA with the most Senior Software Engineer Startup job openings:

Senior Software Engineer Startup jobs near you

Senior Software Engineer

Ecovent

Boston, MA • On-site

$133K - $175K/yr

Full-time

Re-posted 28 days ago

Job description

Description Ecovent is a Boston-based startup disrupting the HVAC and smart home industries with the only intelligent home zoning system that delivers complete room-by-room climate control through easy-to-install, self-configuring sensors and vents. We're expanding our technical team comprising experts and leaders in hardware, software, user experience, data science, and algorithm development. Are you an experienced full-stack Python developer who can solve tough technical problems creatively and quickly.

We take software seriously: we're looking for someone who's just as serious as we are about automated testing, code reviews, collaborating with git, and shipping high quality code. Our software components span embedded, cloud-based, and mobile platforms. Our Senior Software Engineer role can jump into many technical areas, design and implement clean APIs, and accurately estimate tasks, all while staying product-focused and mentoring other team members.

Desired Skills Expert Python skills, including flexible software architecture design patterns and unit testing techniques Ability to quickly learn an existing code base and start making commits Experience designing and implementing secure, RESTful APIs Knowledge of database systems and message-passing frameworks Understanding of common data analysis techniques and ability to implement mathematical algorithms using standard packages and platforms Ability to thrive at a fast-paced startup, learn quickly, and take ownership of your tasks

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