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Full Time Software Engineer Startup Jobs in Madison, WI

We're a well-funded startup with 9 employees and a sister company to Lucida, with shared ownership ... Madison, WI (Hybrid) Employment Type: Full-time About Denari Denari is building the modern software ...

Electrical Engineer

Verona, WI · Hybrid

$75K - $110K/yr

We are seeking a Lead Electrical Engineer to support the design, construction, and startup of ... Experience with Revit, SKM Power Tools, and lighting calculation software. * Experience with medium ...

As a deep-tech startup, we embrace a results-driven, fast-paced, and customer-focused approach to ... Collaborate with physicists and across electrical, software, and opto-mechanical engineering ...

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Showing results 1-20

Full Time Software Engineer Startup information

See Madison, WI salary details

$64K

$148.6K

$207.1K

How much do full time software engineer startup jobs pay per year?

As of Aug 6, 2026, the average yearly pay for full time software engineer startup in Madison, WI is $148,649.00, according to ZipRecruiter salary data. Most workers in this role earn between $120,900.00 and $174,300.00 per year, depending on experience, location, and employer.

What is the difference between Full Time Software Engineer Startup vs Full Time Software Engineer Corporate?

AspectFull Time Software Engineer StartupFull Time Software Engineer Corporate
Work EnvironmentFast-paced, dynamic, small teamsStructured, larger teams, established processes
ResponsibilitiesBroader scope, wearing multiple hatsSpecialized, focused on specific areas
Career GrowthRapid learning, potential for quick advancementStructured career paths, steady progression
Compensation & BenefitsVariable, often equity-basedStable salary, comprehensive benefits

In summary, Full Time Software Engineer roles at startups offer a dynamic environment with broader responsibilities and potential for rapid growth, often with equity options. Corporate roles tend to provide more structure, specialized tasks, and stable compensation, making them suitable for those seeking stability and clear career progression.

What does a full time software engineer do at a startup?

A Full Time Software Engineer at a startup is responsible for designing, coding, testing, and maintaining software applications or systems that are central to the company’s product or service. In a startup environment, engineers often work on a wide range of tasks, from building new features and fixing bugs to collaborating on system architecture and deployment. They typically work closely with founders, designers, and other team members, adapting quickly to changing requirements and helping the company scale. The fast-paced and dynamic nature of startups often means engineers have significant ownership and impact on the final product.

What skills and qualifications are needed to thrive as a full time software engineer at a startup?

To thrive as a Full Time Software Engineer at a startup, you need strong programming skills, problem-solving abilities, and a degree in computer science or related field. Familiarity with modern development frameworks, cloud platforms, version control systems like Git, and agile methodologies is typically required. Adaptability, proactive communication, and a collaborative mindset help you excel in a fast-paced, evolving environment. These skills are crucial for quickly building, iterating, and scaling products while contributing effectively to a small, dynamic team.

What unique challenges might a full time software engineer face when working at a startup compared to a larger company?

As a Full Time Software Engineer at a startup, you may encounter rapidly changing priorities and a fast-paced environment where flexibility is key. Unlike larger companies with specialized teams, you’ll likely wear multiple hats, contributing to various parts of the tech stack and sometimes assisting with non-coding tasks. This dynamic can be both challenging and rewarding, offering opportunities to have a direct impact on the product and company growth. Close collaboration with founders and cross-functional teams is typical, fostering a culture of innovation and learning.
What are the most commonly searched types of Software Engineer Startup jobs in Madison, WI? The most popular types of Software Engineer Startup jobs in Madison, WI are:
What job categories do people searching Full Time Software Engineer Startup jobs in Madison, WI look for? The top searched job categories for Full Time Software Engineer Startup jobs in Madison, WI are:
Infographic showing various Full Time Software Engineer Startup job openings in Madison, WI as of August 2026, with employment types broken down into 88% Full Time, 8% Part Time, and 4% Contract. Highlights an 88% Physical, 3% Hybrid, and 9% Remote job distribution, with an average salary of $148,649 per year, or $71.5 per hour.

Xformative - Fintech Software Engineer

Total Administrative Services Corporation

Madison, WI • Remote

Full-time

Posted 2 days ago

New


Job description

Xformative Payment Systems is a late stage start up that was conceptualized and established to offer card based and payment product capabilities associated with healthcare and benefits. The business is entering its growth phase and will be expanding beyond its current markets. At XPS, every member of our small, agile team can drive and create impactful work. Our flexible and fully remote work setup allows you to balance your professional and personal life seamlessly while contributing to our exciting growth journey.

We are hiring a Fintech Software Engineer into our growing technical team. The Fintech Software Engineer is responsible for designing, developing, and delivering high-performance, scalable software solutions in the financial technology domain. The role focuses on building secure, reliable payment systems, integrating financial services, and enhancing the user experience through seamless APIs and backend infrastructure. The role also involves owning a subset of the platform and driving its development, maintenance and ongoing improvement.


POSITION DUTIES/RESPONSIBILITIES:

● Software Development: Own the architecture for a significant component or collection of services. Develop, and maintain financial software solutions with a strong emphasis on payment systems, transaction processing, and integration of financial services. Establishing oneself as a go-to resource for specific components or architectural areas.

● API Design and Development: Design and build scalable, secure, and efficient APIs for customer-facing and internal financial services, with a focus on reliability, performance, and data security.

● Backend Engineering: Develop distributed backend systems with high-availability, fault tolerance, and security, using technologies like Node.js, TypeScript, and event-driven architecture.

● Collaboration & Agile Development: Work closely with cross-functional teams including product, design, and operations to deliver features, meet deadlines, and ensure smooth releases in an Agile environment.

● Monitoring and Support: Implement and maintain monitoring, logging, and alerting systems using AWS CloudWatch and other relevant tools. Monitor system performance and ensure optimal resource utilization.

● Incident Management and Resolution: Respond to system incidents, diagnose issues, and resolve them promptly. Perform post-mortem analyses of incidents to prevent future occurrences.

● System Integration: Design and implement integrations with third-party financial services and payment gateways (e.g., ACH, credit card processing, digital wallets)

● Code Quality and Testing: Ensure high-quality code through automated testing, peer reviews, and continuous integration practices. Champion coding standards and best practices across the team.

● Security and Compliance: Ensure systems comply with security policies and industry standards like PCI-DSS.

● Product Improvement: Be able to solve problems involving complex sets of requirements and translating them into implementable plans. Lead the effort to implement these plans to improve our fintech products, enhancing performance, security, and scalability as the company grows.

● Customer-Centric Solutions: Collaborate with leaders on the product team to develop strategic software solutions that address customer needs, ensuring a seamless user experience across all financial services and APIs.

● Additional Responsibilities: Support broader engineering initiatives and adapt to the dynamic priorities of a high-growth startup. Perform additional duties as requested by Supervisor and/or Management.


POSITIONAL COMPETENCIES:

● System Design and Architecture: Architect scalable and secure financial software systems with a focus on payments, API-driven services and AWS infrastructure..

● API Engineering: Design robust, secure, and high-performance APIs for internal and external use.

● Backend Engineering: Proficient in Node.js and TypeScript, with strong experience building distributed backend systems.

● Collaboration and Agile Practices: Participate in Agile development cycles, collaborating with teams to align on feature development and release timelines.

● Payment Systems and Fintech Expertise: Solid understanding of fintech ecosystems, including ACH, payment gateways, and real-time transaction processing.

● Self reliance: Ability to work independently with limited supervision in order to achieve goals.


QUALIFICATIONS (EDUCATION/CERTIFICATIONS/EXPERIENCE):

Education:

● Bachelor’s degree in Computer Science, Engineering, or a related field (or equivalent experience).

Experience:

● 5+ years of experience in software development with a focus on financial technology and payments.

● Proven experience building scalable, secure software solutions and APIs for high-transaction systems.

● Experience working in fast-paced, startup environments is a plus.

Skills:

● Strong programming proficiency in Node.js, TypeScript, or similar languages.

● Experience designing and implementing APIs, backend systems, and microservices architectures.

● Familiarity with cloud services (AWS experience preferred) for building and scaling software applications.

● Understanding of software security, encryption, and compliance standards in fintech (e.g., PCI-DSS, SOC2).


CORPORATE CORE COMPETENCIES:

  1. Drive Action & Results
    1. Take on new opportunities with enthusiasm
    2. Achieve results even in tough circumstances
    3. Take personal accountability for decisions and actions
  2. Adapt to Change
    1. Operate effectively when things are uncertain
    2. Proactively acquire and evaluate information and adapt approach to match shifting demands/situations
    3. Rebound from setbacks
  1. Embrace Innovation
    1. Create new and better ways to approach challenges and develop solutions
    2. Learn through experimentation
    3. Encourage feedback and seek opportunities to work better/smarter/faster
    4. Show personal commitment and take action to continuously improve
  1. Create Diversity & Foster Collaboration
    1. Actively bring, seek, engage, and honor diverse perspectives
    2. Identify and address barriers to inclusion to ensure equity and center belonging
    3. Work collaboratively and build partnerships to meet shared objectives

      PHYSICAL REQUIREMENTS:

      The physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this job.
      While this is primarily a sedentary role, the employee is regularly required to talk and hear. The employee is also required to sit, stand; walk; use hands to finger, handle or feel; and reach with hands and arms. Specific vision abilities required by this job include close vision, depth perception and the ability to adjust focus.
      The information contained in this communication is confidential and to be used
      by XPS employees and representatives for only its intended purpose.