Explore 4 python developer iii jobs from 3 hiring companies in Kohler, WI, US. Filter by remote, salary, experience, and company, then open any listing to apply.

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Python Developer Iii

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Python Developer Iii Jobs

Northwestern Mutual

Fiserv

Milliman

Hybrid

Onsite

Remote

About the RoleWe are seeking a Software Engineer III to design, build, and support modern technology solutions for our Investment Operations area within Institutional Investments. Investment Operations is responsible for supporting the day‑to‑day processing, validation, and reporting of investment activity, ensuring that accurate and timely financial data flows from trading systems through accounting, reporting, and downstream consumers.In this role, you will work extensively with investment and financial data sets, building scalable, data‑driven solutions that support critical operational and accounting processes. You will leverage AI‑assisted development, modern engineering practices, and our Snowflake‑based Investment Data Platform to deliver reliable, enterprise‑grade capabilities.This is a hybrid, onsite role, requiring regular in‑office collaboration with the team while allowing flexibility to work remotely up to two days per week.You will be a hands‑on engineer working in a collaborative Agile environment, partnering with product managers and engineers across the Institutional Investments domain. This role is ideal for an engineer who enjoys solving data‑centric problems, improving engineering practices, and growing toward broader technical ownership over time.<div></div>What You’ll Do<ul><li>Design, develop, test, and support software solutions that power Investment Operations and downstream financial processes</li><li>Build scalable, data-driven solutions leveraging Snowflake and modern data engineering patterns</li><li>Use AI-assisted development tools (e.g., GitHub Copilot) to drive efficiency and accelerate delivery</li><li>Troubleshoot and resolve technical issues across development, integration, and deployment pipelines</li><li>Conduct code reviews to ensure adherence to engineering standards, security requirements, and best practices</li><li>Contribute to CI/CD pipelines and DevOps practices, continuously improving build, test, and deployment workflows</li><li>Participate in technical discussions and contribute to design and architectural decisions as systems evolve</li><li>Partner with cross-functional teams across Institutional Investments to deliver integrated solutions</li><li>Actively contribute within an Agile delivery model using tools such as Jira</li></ul><div></div>What You’ll Bring to the RoleRequired Qualifications<ul><li>2–4 years of professional software engineering experience using modern languages, tools, and practices</li><li>1–2 years of experience working with financial, investment, or accounting data</li><li>Strong understanding of core engineering principles including design, testing, and maintainability</li><li>Experience working in an Agile environment with hands-on use of Agile delivery tools (e.g., Jira)</li><li>Analytical and critical thinking skills with the ability to break down complex technical problems</li><li>Able to engage confidently with business users and engineering partners, clearly articulating ideas, asking the right questions, and building relationships that support effective cross‑team delivery</li></ul>Technical Experience (Intermediate Proficiency in Several of the Following)<ul><li>Programming and scripting languages SQL, Python, Java, JavaScript, .NET</li><li>Data platforms and tooling: Snowflake, dbt, data pipelines, SQL-based analytics</li><li>DevOps and CI/CD practices and tools</li><li>Cloud-native or modern application development patterns</li></ul>Preferred Qualifications<ul><li>Experience leveraging AI-assisted development tools, especially GitHub Copilot</li><li>Exposure to system-wide or cross-platform architectural considerations</li><li>Experience supporting production systems in a regulated or financial services environment</li></ul>Skills You&#39;ll HaveBusiness Application: Utilizes both business acumen and technology expertise to translate business requirements/capabilities into technical solutions, and applies technical knowledge of a product/platform/application to align it with a particular line of business (LOB) based on the organization&#39;s technology needs and business goals.Data Literacy: Utilizes appropriate data for a particular purpose by thinking critically about information yielded by data analysis; applies data analytics tools/methods and their appropriate purposes and recognizes when data is being misrepresented to resolve issues or escalate to the appropriate party. DevOps: Applies continuous integration and delivery to implement applications and services at a higher velocity.Software Development: Creates and maintains applications, frameworks, and other software components via designing, programming, testing, and bug fixing; writes and maintains source code for all processes in the software development life cycle and facilitates the automation and orchestration of disparate systems. Leverage TDD (Test Driven Development) and BDD (Behavior Driven Development) methodologies to ensure unit, integration, and end-to-end testing with appropriate level of coverage is met. Software Problem Solving: Conducts in-depth analysis of technology needs, issues, and roadblocks within assigned scope, applies experience and expertise to apply best practices, explore the “art of possible”, and deliver blueprints for the most effective and efficient solutions. Detects and removes existing and potential errors in software code or a system that can cause it to behave unexpectedly or operate incorrectly. Leverages common software tools/debuggers and logical thinking for root causing issue.Compensation Range:Pay Range - Start:$108,160.00Pay Range - End:$162,240.00Geographic Specific Pay Structure:Structure 110:$118,960.00 USD - $178,440.00 USD<h3></h3>Structure 115:<h3></h3>$124,400.00 USD - $186,600.00 USDWe believe in fairness and transparency. It’s why we share the salary range for most of our roles. However, final salaries are based on a number of factors, including the skills and experience of the candidate; the current market; location of the candidate; and other factors uncovered in the hiring process. The standard pay structure is listed but if you’re living in California, New York City or other eligible location, geographic specific pay structures, compensation and benefits could be applicable, click <a href="http://careers.northwesternmutual.com/pay-transparency/" target="_blank">here</a> to learn more.Grow your career with a best-in-class company that puts our clients&#39; interests at the center of all we do. Get started now!Northwestern Mutual is an <a href="https://www.northwesternmutual.com/equal-employment-opportunity-policy/" target="_blank">equal opportunity employer</a> who welcomes and encourages diversity in the workforce. We are committed to creating and maintaining an environment in which each employee can contribute creative ideas, seek challenges, assume leadership and continue to focus on meeting and exceeding business and personal objectives.

Full Stack Software Engineer III (Python, SQL, Java)

Full Stack Software Engineer III

2–4 years software engineering; 1–2 years with financial/investment data; SQL, Python, Java; Agile; CI/CD; Snowflake; DevOps.

About the JobNorthwestern Mutual (NM) has been helping families and businesses achieve financial security for over 165&#43; years. Through a distinctive, whole-picture planning approach including both insurance and investments, we empower people to be financially confident. We combine the expertise of our financial professionals with a personalized digital experience and leading-edge technology to best serve our clients. To help guide the collaborative effort, we are in search of a Software Engineer III to join our team.What You’ll DoNorthwestern Mutual’s Institutional Investments organization manages complex, long-term portfolios supporting the company’s insurance and financial obligations. We are seeking an engineer with exceptional SQL expertise to help drive high-quality, data-driven investment decisions. In this role, you will design and deliver high‑quality analytics solutions that support portfolio management, asset allocation, risk analysis, and strategic initiatives. You will work closely with investment professionals, risk teams, actuarial partners, and technology stakeholders, leveraging a modern analytics stack including Snowflake, dbt, Python, Streamlit, and AI‑driven methods.What You’ll Bring to the Role<ul><li>Act as a SQL subject-matter expert, writing and optimizing complex queries for large-scale analytical workloads</li><li>Design and maintain analytical data models in Snowflake using dbt</li><li>Build investments insights data product</li><li>Develop advanced SQL transformations using window functions, CTEs, and performance-aware patterns</li><li>Create Streamlit-based analytics applications</li><li>Apply AI/ML techniques to enhance investment insights</li><li>Ensure data quality, governance, and documentation</li><li>Assess and provide solutions to system-wide architectural problems.</li><li>Utilize working relationships across teams within their division.</li><li>Write clean, efficient, and maintainable code, adhering to coding standards and guidelines.</li><li>Practice Agile methodologies, analyze project requirements, and establish relationships with data owners and experts.</li><li>Contributes to technical discussions and decision-making processes within the team.</li><li>Translate raw data into usable business information to achieve business value.</li></ul>Required Qualifications<ul><li>5&#43; years of experience in data analytics within finance or insurance</li><li>Expert-level SQL including complex joins, window functions, and query optimization</li><li>Strong experience with Snowflake, dbt, and Python</li><li>Deep understanding of data warehousing</li><li>Excellent communication skills</li></ul>Preferred Qualifications<ul><li>Institutional investment experience</li><li>Familiarity with market data, risk and performance systems</li><li>Experience with CI/CD and analytics engineering practices</li><li>Experience in AWS services and integrating Snowflake with cloud-native services.</li><li>Familiarity with data governance tools like Collibra, Axon, Alation.</li><li>Familiarity with Business Intelligence tools like Power BI and Tableau.</li></ul>Skills You’ll HaveAnalytical Thinking: Organizes and compares various aspects of a situation to comprehend and identify key or underlying complex issues through the use of quantitative data and analysis; leverages strong business acumen, problem solving, and interpersonal skills to think critically about situations from multiple perspectives and consistently seeks ways to improve processes.Business Application: Utilizes both business acumen and technology expertise to translate business requirements/capabilities into technical solutions and applies technical knowledge of a product/platform/application to align it with a particular line of business (LOB) based on the organization&#39;s technology needs and business goals.Data Literacy: Utilizes appropriate data for a particular purpose by thinking critically about information yielded by data analysis; applies data analytics tools/methods and their appropriate purposes and recognizes when data is being misrepresented to resolve issues or escalate to the appropriate party.Software Problem Solving: Conducts in-depth analysis of technology needs, issues, and roadblocks within assigned scope, applies experience and expertise to apply best practices, explore the “art of possible”, and deliver blueprints for the most effective and efficient solutions. Detects and removes existing and potential errors in software code or a system that can cause it to behave unexpectedly or operate incorrectly. Leverages common software tools/debuggers and logical thinking for root causing issue.LI-HybridCompensation Range:Pay Range - Start:$108,160.00Pay Range - End:$162,240.00Geographic Specific Pay Structure:Structure 110:$118,960.00 USD - $178,440.00 USD<h3></h3>Structure 115:<h3></h3>$124,400.00 USD - $186,600.00 USDWe believe in fairness and transparency. It’s why we share the salary range for most of our roles. However, final salaries are based on a number of factors, including the skills and experience of the candidate; the current market; location of the candidate; and other factors uncovered in the hiring process. The standard pay structure is listed but if you’re living in California, New York City or other eligible location, geographic specific pay structures, compensation and benefits could be applicable, click <a href="http://careers.northwesternmutual.com/pay-transparency/" target="_blank">here</a> to learn more.Grow your career with a best-in-class company that puts our clients&#39; interests at the center of all we do. Get started now!Northwestern Mutual is an <a href="https://www.northwesternmutual.com/equal-employment-opportunity-policy/" target="_blank">equal opportunity employer</a> who welcomes and encourages diversity in the workforce. We are committed to creating and maintaining an environment in which each employee can contribute creative ideas, seek challenges, assume leadership and continue to focus on meeting and exceeding business and personal objectives.

Software Engineer III

5+ years in data analytics in finance/insurance; expert SQL; Snowflake, dbt, Python; data warehousing; strong communication.

Company Overview: 
Leading with our core values of Quality, Integrity, and Opportunity, MedInsight is one of the healthcare industry’s most trusted solutions for healthcare intelligence. Our company’s purpose is to empower easy, data-driven decision-making on important healthcare questions. Through our products, education, and services, MedInsight is making an impact on healthcare by helping to drive better outcomes for patients while reducing waste. Over 300 leading healthcare organizations have come to rely on MedInsight analytic solutions for healthcare cost and care management. MedInsight has been ranked #1 for Payer Quality Analytics by clients for the last three years in the Best in KLAS report.  
MedInsight is a subsidiary of Milliman; a global, employee-owned consultancy providing actuarial consulting, retirement funding and healthcare financing, enterprise risk management and regulatory compliance, data analytics and business transformation as well as a range of other consulting and technology solutions.  
Position Summary: 
MedInsight is seeking a Client Engineer III to lead complex client implementations and drive a high-trust, consultant-led delivery experience. This is primarily a senior individual contributor role with < 25% management responsibilities.  The role is responsible for technical leadership across client engagements: shaping solution approaches, ensuring data model quality, guiding release strategy, and mentoring engineers.
What you’ll do:
<ul>
<li>Lead the technical delivery of implementations and major client initiatives: discovery, solution design, execution plan, and delivery.</li>
<li>Own end-to-end data modeling strategy (dimensional models, semantic consistency, performance, and extensibility).</li>
<li>Enforce engineering standards in client codebases: PR discipline, test strategy, documentation, release management, and automation.</li>
<li>Diagnose and resolve complex data quality issues; quantify downstream impact and drive remediation plans with clients and internal teams.</li>
<li>Serve as a senior client-facing technical consultant: run technical workshops, present findings, propose options/tradeoffs, and influence stakeholder decisions.</li>
<li>Build reusable accelerators (templates, reference models, validation suites, playbooks) that improve delivery speed and consistency across clients.</li>
<li>Mentor and upskill Client Engineers (including Level 1 and Level 2) through pairing, reviews, and coaching.</li>
<li>Partner cross-functionally (Product, Platform Engineering, Client Success, Security/Compliance) to improve platform capabilities and delivery practices.</li>
<li>Champion responsible for AI usage in engineering workflows: define guardrails, review standards, and quality checks for AI-assisted code and analysis.</li>
</ul>
As a Client Engineer III you should have:
<ul>
<li>5+ years’ experience in analytics engineering / data engineering / healthcare analytics (or equivalent), with demonstrated client-facing delivery.</li>
<li>Advanced SQL mastery (complex CTEs, window functions, optimization, pivoting, partitioning, performance tuning).</li>
<li>Deep experience designing and implementing dimensional models for analytics at scale (grain definition, conformed dimensions, SCD strategy, incremental loads).</li>
<li>Strong software engineering practices: Git workflows, CI/CD, automated testing, code review standards, release strategies.</li>
<li>Proven consulting skillset: structured discovery, executive-ready communication, stakeholder management, and delivery ownership.</li>
<li>Comfort operating in ambiguous environments and turning unclear requirements into a clear plan and shipped outcomes.</li>
</ul>
What makes this a great opportunity? 
<ul>
<li>Join an innovative, high growth company with a solid industry track record</li>
<li>Bring your expertise and ideas to directly impact and help build the next generation of MedInsight products and solutions</li>
<li>Enjoy significant visibility in your work and be recognized for your wins</li>
<li>Work for a company that values your wellbeing and professional growth, offering a flexible work environment, generous benefits package, and investment in the development of your career</li>
</ul>
Location
This role can be located remotely within the United States. The expected application deadline for this job is April 30, 2026.
Compensation
The overall salary range for this role is $85,100 - $161,575. For candidates residing in:
<ul>
<li>Alaska, California, Connecticut, Illinois, Maryland, Massachusetts, New Jersey, New York City, Pennsylvania, Virginia, Washington, or the District of Columbia the salary range is $97,865 - $161,575.</li>
<li>All other locations the salary range is $85,100 - $140,500.</li>
</ul>
A combination of factors will be considered, including, but not limited to, education, relevant work experience, qualifications, skills, certifications, etc. 
Benefits
We offer a comprehensive benefits package designed to support employees’ health, financial security, and well-being. Benefits include:
<ul>
<li style="vertical-align: middle;">Medical, Dental and Vision – Coverage for employees, dependents, and domestic partners</li>
<li style="vertical-align: middle;">Employee Assistance Program (EAP) – Confidential support for personal and work-related challenges</li>
<li style="vertical-align: middle;">401(k) Plan – Includes a company matching program and profit-sharing contributions.</li>
<li style="vertical-align: middle;">Discretionary Bonus Program – Recognizing employee contributions</li>
<li style="vertical-align: middle;">Flexible Spending Accounts (FSA) – Pre-tax savings for dependent care, transportation, and eligible medical expenses</li>
<li style="vertical-align: middle;">Paid Time Off (PTO) – Begins accruing on the first day of work. Full-time employees accrue 15 days per year, and employees working less than full-time accrue PTO on a prorated basis</li>
<li style="vertical-align: middle;">Holidays – A minimum of 10 paid holidays per year</li>
<li style="vertical-align: middle;">Family Building Benefits – Includes adoption and fertility assistance</li>
<li style="vertical-align: middle;">Paid Parental Leave – Up to 12 weeks of paid leave for employees who meet eligibility criteria</li>
<li style="vertical-align: middle;">Life Insurance & AD&D – 100% of premiums covered by Milliman</li>
<li style="vertical-align: middle;">Short-Term and Long-Term Disability – Fully paid by Milliman</li>
</ul>
Equal Opportunity
All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, national origin, disability, or status as a protected veteran. #LI-SM1

Client Engineer III (MedInsight)

Client Engineer III

5+ years in analytics/data engineering with client-facing delivery; expert SQL; dimensional modeling; strong software engineering practices; able to lead data-driven implementations.

Calling all innovators - find your future at Fiserv.We&#39;re Fiserv, a global leader in Fintech and payments, and we move money and information in a way that moves the world. We connect financial institutions, corporations, merchants and consumers to one another millions of times a day - quickly, reliably, and securely. Any time you swipe your credit card, pay through a mobile app, or withdraw money from the bank, we&#39;re involved. If you want to make an impact on a global scale, come make a difference at Fiserv.Job TitleDatabase Engineer IIITITLE:                                          Database Engineer IIIEMPLOYER:                               Fiserv Solutions, LLCLOCATION:                                 Milwaukee, WI (and various unanticipated locations throughout the U.S. subject to authorization from management)DUTIES:                                      Design, develop, test, implement, and maintain database systems and clusters, including database administration, data modelling, data integrity, performance tuning, and enhancement. Solve and troubleshoot complex database schemas and data warehouse issues. Conduct maintenance, installations, and upgrades to database software. Review, debug, modify, and document code. Apply knowledge of database technologies, including logical and physical design, automation, documentation, installation, and shell scripting. Develop and maintain PL/SQL programming, catalog navigation, query tuning, and system tuning. Perform resource contention analysis, and manage database backup, recovery, and replication process.REQUIREMENTS:                     Bachelor&#39;s degree in Computer Science, Engineering or a related field and 2 years in any job title involving experience with Relational Database Systems, including PostgreSQL, Cassandra or YugabyteDB. Prior experience must include the following: 2 years of logical and physical design, automation, documentation, installation, shell scripting, and catalog navigation; 2 years working in PL/SQL programming, database performance tuning, and query tuning; 2 years working with Linux; 2 years administrating database clusters; 2 years of shell scripting and programming in Python and Terraform; and 1 year working with Azure and AWS tenants.TRAVEL:                                     None<div>TO APPLY:                                 Select “Apply” on this page and follow the prompts to attach resume and submit. JOB CODE:                                 VD566#P3M</div>It is unlawful to discriminate against a prospective employee due to the individual&#39;s status as a veteran.Our commitment to Equal Opportunity:Fiserv is proud to be an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, national origin, gender, gender identity, sexual orientation, age, disability, protected veteran status, or any other category protected by law. If you have a disability and require a reasonable accommodation in completing a job application or otherwise participating in the overall hiring process, please contact <a href="mailto:AskHR.US&#64;fiserv.com" target="_blank">AskHR.US&#64;fiserv.com</a>. Please note our AskHR representatives do not have visibility to your application status. Current associates who require a workplace accommodation should refer to Fiserv’s Disability Accommodation Policy for additional information.Note to agencies:Fiserv does not accept resume submissions from agencies outside of existing agreements. Please do not send resumes to Fiserv associates. Fiserv is not responsible for any fees associated with unsolicited resume submissions.Warning about fake job posts:Please be aware of fraudulent job postings that are not affiliated with Fiserv. Fraudulent job postings may be used by cyber criminals to target your personally identifiable information and/or to steal money or financial information. Any communications from a Fiserv representative will come from a legitimate Fiserv email address.

Database Engineer III

Database Engineer

Bachelor's degree and 2 years' experience with relational databases (PostgreSQL, Cassandra, YugabyteDB); PL/SQL, Linux, Python, Terraform; cloud (Azure/AWS); shell scripting.

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