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Senior Software Engineer Jobs in Appleton, WI (NOW HIRING)

Rotating Machinery Svcs Inc

Senior Engineer

Menasha, WI · On-site

$106K - $146K/yr

The Senior Engineer is the 4th level of progression on the Engineering Technical Career Path for ... Exhibit high-proficiency in running engineering software such as 3D CAD modeling design software ...

Rotating Machinery Svcs Inc

Senior Engineer

Menasha, WI · On-site

$106K - $146K/yr

The Senior Engineer is the 4th level of progression on the Engineering Technical Career Path for ... Exhibit high-proficiency in running engineering software such as 3D CAD modeling design software ...

Headway LLC

Senior React Native Developer

Green Bay, WI · On-site

$130K - $200K/yr

This approach, coupled with realistic and incremental software releases, results in a friendly, fun ... Position Description As a Senior Developer at Headway, you are client and user-focused while ...

Headway LLC

Senior React Native Developer

Green Bay, WI · Remote

$53 - $70/hr

This approach, coupled with realistic and incremental software releases, results in a friendly, fun ... Position Description As a Senior Developer at Headway, you are client and user-focused while ...

Headway

Senior React Native Developer

Green Bay, WI · Remote

This approach, coupled with realistic and incremental software releases, results in a friendly, fun ... Position Description As a Senior Developer at Headway, you are client and user-focused while ...

Tweet/Garot Mechanical

Sr. Engineer

De Pere, WI · On-site

$100K - $138K/yr

As a Senior HVAC Designer/Engineer, you will serve as a technical leader within the Building ... Perform heating and cooling load calculations with standard industry software (Carrier HAP or Trane ...

Software Technology Inc

Sr RPA Developer

Appleton, WI · On-site

$51.75 - $68.50/hr

RPA Developer Responsible for developing RPA use cases in Automation Anywhere A360.21 environment. Must have developed use cases using the 11.3 version to assist with migration effort to A360.21.

Oshkosh Corporation

Senior Controls Engineer

Appleton, WI · On-site

$79K - $126K/yr

The Sr Engineer - Controls works within engineering groups to support the development and ... Work in collaboration with software engineering, and other internal engineering groups or business ...

Faithtechnologies

Senior Electrical Engineer

Menasha, WI

$110K - $143K/yr

The Senior Electrical Engineer will support the Design Engineering team in the design and ... Working knowledge in 2D/3D CAD design software (Inventor, CATIA, SolidWorks, Creo) * Design ...

Ducommun

Senior Test Engineer

Appleton, WI

Senior Test Engineer The Senior Test Engineer is responsible for developing, implementing, and ... Troubleshoot test equipment, software, fixtures, and product failures to minimize production ...

Ducommun

Senior Test Engineer

Appleton, WI

Senior Test Engineer The Senior Test Engineer is responsible for developing, implementing, and ... Troubleshoot test equipment, software, fixtures, and product failures to minimize production ...

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All JobsSenior Software Engineer JobsSenior Software Engineer Jobs in Appleton, WI

Senior Software Engineer information

See Appleton, WI salary details

$73.7K

$139.8K

$187.3K

How much do senior software engineer jobs pay per year?

As of Jun 28, 2026, the average yearly pay for senior software engineer in Appleton, WI is $139,813.00, according to ZipRecruiter salary data. Most workers in this role earn between $119,500.00 and $157,600.00 per year, depending on experience, location, and employer.

Are senior software engineers still in demand?

Senior software engineers remain in high demand due to ongoing digital transformation across industries. They are sought after for their expertise in programming languages, software development, and system architecture, with opportunities often requiring experience with cloud platforms and modern frameworks.

What is a good salary for a senior software engineer?

A senior software engineer's salary typically ranges from $100,000 to $160,000 annually, depending on experience, location, and industry. In high-cost areas or with specialized skills like cloud computing or machine learning, salaries can exceed this range. Compensation may also include bonuses, stock options, and benefits.

What are Senior Software Engineers?

Senior Software Engineers are experienced professionals who design, develop, and maintain complex software systems. They often lead technical projects, mentor junior team members, and make architectural decisions. Their role involves collaborating with stakeholders to understand requirements, ensuring code quality, and staying up-to-date with the latest technologies. Senior Software Engineers are expected to have strong problem-solving skills and a deep understanding of software development best practices.

What Is a Senior Software Engineer?

A senior software engineer designs, codes, tests, and maintains computer software. While these are your primary responsibilities as a senior software engineer, you may also have supervisory duties. These include overseeing a team of junior software engineers or developers. The senior software engineer title is sometimes used interchangeably with senior developer, and positions for both may share similar job duties and responsibilities. In general, software engineers are distinguished from developers in that software engineers apply engineering principles to software development.

What engineers make $500,000?

Senior software engineers in high-demand industries or at large tech companies can earn $500,000 or more annually, often through a combination of base salary, bonuses, and stock options. Achieving this level typically requires extensive experience, specialized skills in areas like machine learning or cloud computing, and working in competitive markets or leadership roles.

What engineers make $300,000 a year?

Senior Software Engineers with extensive experience, specialized skills in areas like machine learning or cloud computing, and working at large tech companies or in high-cost-of-living regions can earn $300,000 or more annually. Compensation often includes base salary, bonuses, and stock options, especially for those in leadership or highly technical roles.

What are some common challenges Senior Software Engineers face when mentoring junior team members?

Senior Software Engineers often mentor junior colleagues, which can be incredibly rewarding but also presents challenges. Balancing mentorship with project deadlines can be demanding, as it requires strong time management and communication skills. Additionally, adapting explanations to different learning styles and levels of experience can be tricky. However, effective mentorship helps build a stronger team and can lead to enhanced leadership opportunities for the senior engineer.

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

AspectSenior Software EngineerSoftware Developer
CredentialsBachelor's or higher in CS or related field; experience often 5+ yearsBachelor's in CS or related field; entry to mid-level experience
Work EnvironmentDesigning complex systems, leading projects, mentoringWriting code, developing features, debugging
Industry UsageUsed across tech companies, startups, enterpriseCommon in software firms, startups, freelance work
Search & ComparisonOften compared for experience level, responsibilitiesCompared for entry-level to mid-level roles

The main difference between a Senior Software Engineer and a Software Developer lies in experience, responsibilities, and scope. Senior Software Engineers typically have more experience, lead projects, and mentor others, while Software Developers focus on coding and feature development. Both roles are essential in tech companies, but the Senior Software Engineer position involves higher-level planning and leadership.

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

To thrive as a Senior Software Engineer, you need advanced programming skills, deep understanding of software architecture, and several years of experience in software development, often supported by a relevant degree. Familiarity with tools like Git, CI/CD pipelines, cloud platforms, and expertise in technologies such as Java, Python, or JavaScript are typically required. Leadership, problem-solving, and effective communication are crucial soft skills for mentoring teams and collaborating across departments. These skills ensure the delivery of robust, scalable solutions and drive successful project outcomes in complex technical environments.
More about Senior Software Engineer jobs
What are the most commonly searched types of Software Engineer jobs in Appleton, WI? The most popular types of Software Engineer jobs in Appleton, WI are:
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What cities near Appleton, WI are hiring for Senior Software Engineer jobs? Cities near Appleton, WI with the most Senior Software Engineer job openings:
Senior Software Engineer jobs near you
Senior .NET / WPF Developer

Senior .NET / WPF Developer

Axelon Services Corporation

Neenah, WI • On-site

$56.25 - $74.25/hr

Full-time

Posted 11 days ago

Job description

Job Summary:
Axelon Services Corporation is seeking a Senior .NET / WPF Developer for a 4–5 month onsite position in Neenah, WI. The role involves designing and developing a WPF-based desktop application, enhancing workflows for laboratory data, and implementing device integration frameworks.
Responsibilities:
• Design and develop a WPF-based desktop application using a modular and scalable architecture
• Build and enhance workflows supporting laboratory data capture, calibration, measurement, review, and reporting
• Implement device integration frameworks for multiple laboratory instruments and peripheral devices
• Develop device management and configuration modules, including health checks, status monitoring, thresholds, and communication settings
• Handle serial communication and device connectivity using COM protocols, device APIs, and SDKs
• Implement multithreading and asynchronous programming patterns for real-time instrument interaction and responsive UI behavior
• Develop data access, offline data handling, synchronization, and upload capabilities
• Enable data export, reporting, and printing functionalities
• Collaborate with engineering, product, and QA teams on architecture, testing strategy, and deployment planning
• Perform end-to-end validation, integration testing, and issue resolution across device and application workflows
Qualifications:
Required:
• Minimum 5 years of experience in software development
• Strong proficiency in WPF and desktop UI development
• Solid experience with C# and .NET Core / .NET Framework
• Hands-on experience with serial communication and COM port-based integrations
• Strong understanding of multithreading and asynchronous programming using Task and async/await
• Experience integrating hardware devices through APIs, SDKs, or communication protocols
• Knowledge of database access technologies such as ADO.NET or ORMs
• Experience with modular application architecture and desktop application design
• Strong problem-solving and debugging skills in device-connected environments
Preferred:
• Experience working with laboratory systems, scientific instruments, or embedded device integrations
• Familiarity with LIMS workflows, sample/result handling, or regulated lab environments
• Knowledge of NI libraries or equivalent integration frameworks
• Experience with installer creation and deployment packaging
• Exposure to offline-first applications and sync mechanisms
Company:
For more than 40 years, Axelon has been exceeding market expectations and delivering top talent to the Fortune 500. Founded in 1977, the company is headquartered in New York, USA, with a team of 501-1000 employees. The company is currently Late Stage.
Axelon logo

About Axelon

Sourced by ZipRecruiter

Axelon is a leading staffing and recruiting firm headquartered in New York, NY, US. Rooted within the staffing solutions industry, it was established with a mission to connect and leverage talent worldwide. Its official website is axelon.com. Axelon provides a range of services from staffing solutions to consulting services. With decades of service delivery experience under their belt, they possess an unrivaled ability to deliver global talent across all industries and professions, including information technology, administrative, engineering, professional, and scientific sectors. Axelon places strong emphasis on collaborative values, tirelessly working to build strong relationships with clients, candidates, employees, and vendors alike.

Industry

Recruiting and staffing services

Company size

501 - 1,000 Employees

Headquarters location

New York, NY, US

Year founded

1977

Social media

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