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Senior Slack Software Engineer Jobs in Wisconsin

Senior Software Engineer

Milwaukee, WI · Hybrid

$120K - $159K/yr

Senior Software Engineer Join our team at Alegeus, where you'll experience unmatched opportunity and a culture that cares deeply about succeeding together. As a Senior Software Engineer, you'll drive ...

Sr. Software Engineer - Salesfore

Milwaukee, WI · Hybrid

$120K - $159K/yr

In the role of Sr. Software Engineer - Salesforce working in Milwaukee, WI you will be part of the Information Technology team reporting to the Senior Manager, Software Engineering. This role is a ...

Sr. Software Engineer - Salesfore

Milwaukee, WI · Hybrid

$120K - $159K/yr

In the role of Sr. Software Engineer - Salesforce working in Milwaukee, WI you will be part of the Information Technology team reporting to the Senior Manager, Software Engineering. This role is a ...

Sr. Software Engineer - Salesfore

Milwaukee, WI · On-site

$120K - $159K/yr

In the role of Sr. Software Engineer - Salesforce working in Milwaukee, WI you will be part of the Information Technology team reporting to the Senior Manager, Software Engineering. This role is a ...

Senior Software Engineer

Waukesha, WI · On-site

$122K - $161K/yr

Summary As a Senior Software Engineer, you will own the design, development, and delivery of next-generation compute solutions for Magnetic Resonance Imaging (MRI) scanners. Working across global ...

Senior Software Engineer

Waukesha, WI

$122K - $161K/yr

Summary As a Senior Software Engineer, you will own the design, development, and delivery of nextgeneration compute solutions for Magnetic Resonance Imaging (MRI) scanners. Working across global ...

Sr. Software Engineer - Salesfore

Milwaukee, WI · Hybrid

$120K - $159K/yr

In the role of Sr. Software Engineer - Salesforce working in Milwaukee, WI you will be part of the Information Technology team reporting to the Senior Manager, Software Engineering. This role is a ...

WI · On-site

$120 - $180/hr

As Senior Software Engineer, you can have a tangible impact in helping medical practitioners translate their needs into smart software. Scope Starting from use cases designed with end-users and the ...

Senior Software Engineer

Milwaukee, WI · On-site

$120K - $159K/yr

Job Title Senior Software Engineer TITLE: Senior Software Engineer EMPLOYER: Fiserv Solutions, LLC LOCATION: Milwaukee, WI (and various unanticipated locations throughout the US subject to ...

Senior Software Engineer

Milwaukee, WI · On-site

$120K - $159K/yr

Job Title Senior Software Engineer TITLE: Senior Software Engineer EMPLOYER: Fiserv Solutions, LLC LOCATION: Milwaukee, WI (and various unanticipated locations throughout the US subject to ...

Senior Software Engineer

Milwaukee, WI · On-site

$120K - $158K/yr

In the Senior Software Engineer position, you'll lead the development of intelligent, adaptive, and scalable applications by leveraging AI-powered development tools and machine learning models. You ...

Sr. Software Engineer

Madison, WI · On-site

$123K - $162K/yr

As a Sr. Software Engineer, this seasoned professional will demonstrate competence and creativity in a wide range of technical areas. This role will have a lead role in the design, development, and ...

Sr. Software Engineer

Madison, WI · On-site

$123K - $162K/yr

As a Sr. Software Engineer, this seasoned professional will demonstrate competence and creativity in a wide range of technical areas. This role will have a lead role in the design, development, and ...

Sr. Software Engineer

Madison, WI

$123K - $162K/yr

As a Sr. Software Engineer, this seasoned professional will demonstrate competence and creativity in a wide range of technical areas. This role will have a lead role in the design, development, and ...

Senior Software Engineer

Wausau, WI · On-site

$131K - $173K/yr

Position Summary We are seeking a Sr. Software Engineer to join our OPTUM UMR clinical technology team as an ETL Developer. In this role, you will play a critical part in the end-to-end (E2E ...

Senior Software Engineer

Oregon, WI · On-site

$160 - $200/hr

As a Senior Software Engineer at rePurpose, you will play a central role in architecting and scaling our platform -- building the reliable, high-performance systems that power compliance workflows ...

WI · On-site

$140 - $180/hr

Senior Software Engineer At Nightwing, we are on a mission to develop resilient and scalable systems that support critical missions. We're looking for a talented Software Engineer who excels at ...

Senior Staff Software Engineer

Milwaukee, WI · On-site

$120K - $159K/yr

In the Senior Staff Software Engineer position, you'll lead the design and delivery of highly complex, AI-driven systems across multiple teams and platforms. You will define architectural patterns ...

Senior Software Engineer

Wausau, WI · Remote

$131K - $173K/yr

Position Summary We are seeking a Sr. Software Engineer to join our OPTUM UMR clinical technology team as an ETL Developer. In this role, you will play a critical part in the end-to-end (E2E ...

Showing results 21-40

Senior Slack Software Engineer information

What does a Senior Slack Software Engineer do?

A Senior Slack Software Engineer is responsible for designing, developing, and maintaining complex software solutions within the Slack platform. They collaborate with cross-functional teams to deliver high-quality features, optimize system performance, and ensure the scalability of Slack's infrastructure. In addition to hands-on coding, they often mentor junior engineers, contribute to architectural decisions, and help set technical direction for projects. Their work ensures Slack remains reliable, secure, and user-friendly for millions of users.

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

AspectSenior Slack Software EngineerSlack Software Engineer
Required Experience5+ years in software development, leadership experience1-3 years, entry to mid-level
ResponsibilitiesDesigning complex features, mentoring, leading projectsDeveloping features, fixing bugs, collaborating with teams
Work EnvironmentFast-paced, collaborative, cross-functional teamsTeam-oriented, Agile environment
CertificationsOptional, but relevant certifications preferredNot typically required

The main difference between a Senior Slack Software Engineer and a Slack Software Engineer lies in experience, responsibilities, and leadership roles. Senior engineers typically lead projects and mentor others, while Slack Software Engineers focus on developing and maintaining features. Both roles work in collaborative, fast-paced environments within the tech industry.

How does a Senior Slack Software Engineer typically collaborate with cross-functional teams during feature development?

As a Senior Slack Software Engineer, you will frequently collaborate with product managers, designers, and quality assurance teams throughout the product development lifecycle. This collaboration often includes participating in planning meetings, providing technical input during design discussions, and ensuring alignment on feature requirements and timelines. You’ll also mentor junior engineers and facilitate code reviews to maintain high-quality standards. Strong communication skills and a proactive approach are essential, as you’ll often bridge the gap between technical implementation and user-facing features.

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

To thrive as a Senior Slack Software Engineer, you need advanced programming skills (such as Java, Python, or JavaScript), a deep understanding of software architecture, and experience with scalable, distributed systems, typically supported by a bachelor’s or master’s degree in computer science or a related field. Expertise in Slack’s API, cloud platforms (like AWS or GCP), CI/CD pipelines, and version control systems (such as Git) is commonly required. Strong problem-solving abilities, leadership, and effective communication help you collaborate across teams and mentor junior engineers. These skills ensure the development of reliable, innovative solutions that enhance Slack's platform while supporting team growth and efficient project delivery.
What are the most commonly searched types of Slack Software Engineer jobs in Wisconsin? The most popular types of Slack Software Engineer jobs in Wisconsin are:
What are popular job titles related to Senior Slack Software Engineer jobs in Wisconsin? For Senior Slack Software Engineer jobs in Wisconsin, the most frequently searched job titles are:
What cities in Wisconsin are hiring for Senior Slack Software Engineer jobs? Cities in Wisconsin with the most Senior Slack Software Engineer job openings:
Infographic showing various Senior Slack Software Engineer job openings in Wisconsin 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.

Senior Software Engineer

Alegeus

Milwaukee, WI • Hybrid

$120K - $159K/yr

Full-time

Medical, PTO

Re-posted yesterday


Job description

Do you want to shape the future of fintech and healthtech? Energized by challenges and inspired by bold goals? Ready to elevate your career alongside driven and talented colleagues? If that sounds like you, explore a career at Alegeus today. Opportunity Happens Here.

Senior Software Engineer

Join our team at Alegeus, where you'll experience unmatched opportunity and a culture that cares deeply about succeeding together. As a Senior Software Engineer, you'll drive our technology vision forward and push the boundaries of innovation with cutting-edge solutions. This is your opportunity to work with groundbreaking technology and tackle complex challenges, shaping of future of our tech landscape. If you are passionate about innovation and eager to make a difference, we would love to have you as a part of our dynamic and forward-thinking team.

OPPORTUNITY HAPPENS HERE - REALIZE YOURS

Alongside the best and the brightest, you will regularly:

  • Build impactful, high-performance software by developing, testing, and maintaining scalable, secure applications within a collaborative Scrum team.

  • Solve complex business challenges alongside software engineers, QA, and product owners while continuously improving code quality, team productivity, and technical practices.

  • Be a key contributor from design to deployment-translate user stories into innovative solutions, write clean code, and document technical specifications.

  • Embrace continuous learning and mentorship by helping teammates grow professionally and promoting best practices in coding, security, and development processes.

  • Support critical systems through occasional off-hours on-call rotation (every 3-4 months) and release deployments to ensure platform availability and reliability.

  • Stay engaged and connected with occasional travel (up to 15%) to participate in company events, workshops, and conferences.

ESSENTIAL SKILLS FOR CREATING A LASTING IMPACT

Alegeus colleagues are known as problem-solvers, risk-takers, and innovative thinkers. As a Senior Software Engineer, these skills are essential for success:

  • Abilities: Extensive experience developing high-volume, transactional SaaS web applications with strong expertise in T-SQL, SQL Server performance tuning, and Agile methodologies; preferred background includes .NET 8.0+, ASP.NET Web API, LINQ, Dapper, Test Driven Development, real-time financial systems, automated unit testing, and business modeling using UML and use cases.

  • Experience: 3+ years of software development experience with deep expertise in web application development using C#, ASP.NET, .NET Core, RESTful services, MS SQL Server/T-SQL, Pub/Sub, and object-oriented design, along with hands-on experience in Azure cloud solutions, Kubernetes environments, and microservices architecture.

  • Education: Bachelor's degree in Computer Science, Information Systems or other related discipline isrequired. Master'sdegree preferred.

  • Location:This job is hybrid and will require you to be in the Boston office 25% of the time.

#LI-Hybrid

#LI-JK1

BECAUSE WE CARE, WE OFFER:

  • A flexible work environment

  • Competitive salaries, paid vacation, and holidays

  • Robust professional development programs

  • Comprehensive health, wellness, and financial packages

SHARED AMBITION. INSPIRED FUTURE.

At Alegeus, our success is guided by our aligned vision and values-it is how we work together and collaborate to achieve our goals.

  • People First. We pride ourselves in bringing talented people together and treating one another with care.

  • Partner Powered. We are committed to empowering our partners, knowing our success is shared and we win as one.

  • Always Advancing. We are driven by potential and relentlessly determined to achieve our goals.

"I truly believe that people who are well-skilled and talented can go wherever they want in this company. We want to create the best place anyone has ever worked." - Alegeus employee

Apply now, connect a friend to this opportunity, or sign up for job alerts!

We are committed to a policy of Equal Employment Opportunity and will not discriminate against an applicant or employee on the basis of race, color, religion, creed, national origin or ancestry, sex, age, physical or mental disability, veteran or military status, genetic information, sexual orientation, marital status, or any other legally recognized protected basis under federal, state or local laws, regulations or ordinances. The information collected by this application is solely to determine suitability for employment, verify identity and maintain employment statistics on applicants.

The posted salary range reflects the minimum and maximum target for this position's compensation grade and represents a blended range across our three hub locations: Florida, Massachusetts, and Wisconsin. Within this range, individual compensation is determined based on a variety of factors, including but not limited to job-related skills, experience, and education. This range may also be adjusted based on geographic location and market conditions. In addition to base salary, total compensation may include bonuses, incentive plans, and a comprehensive benefits package.


Position Compensation Range:

$88,000.00 - $149,900.00

Alegeus may use AI technology during candidate interviews. The uses include recording, note-taking, and summarizing candidate interviews. The information generated by the AI technology will be used by Alegeus during the hiring process. If you wish to opt out of having AI technology transcribe your interview, please notify your recruiter in advance of the interview. Otherwise, by agreeing to an interview with us, you consent to the use of AI technology during your interview.