Senior Software Engineer

CO-US DuCharme, McMillen & Associates Inc; Fort Wayne (IN); On-site; USD 75,000 - 115,000; Full time

Job summary

CO-US DuCharme, McMillen & Associates Inc. seeks a Software Engineer – .NET to design, develop, and maintain .NET-based software solutions in a hybrid work environment.

The role involves agile development, problem-solving, and collaboration across teams. A bachelor’s degree and 2–3 years of coding experience are preferred, with mentoring and documentation duties included.

Qualifications

• Bachelor's degree preferred.
• 2–3 years professional programming experience.
• Proficiency in .NET (C#), HTML, CSS, JavaScript, and object-oriented programming.
• Basic understanding of SQL, relational databases, and distributed systems.
• Experience with GitLab, Atlassian Jira, and Google Chrome.
• Basic familiarity with SDLC, automation frameworks, and unit testing.
• Intermediate verbal and written communication skills.
• Intermediate organizational skills.
• Basic problem-solving abilities.
• Ability to manage multiple tasks and work effectively in a team environment.
• Experience with agile methodologies.
• Strong listening skills.
• Excellent attention to detail.

Responsibilities

• Participate in code reviews, sprint planning, and release sessions.
• Produce clean, well-designed, testable, and efficient code.
• Develop unit tests for new features and bug fixes.
• Diagnose and triage software issues; determine and document root causes.
• Maintain and enhance existing software solutions.
• Provide technical support and guidance as needed.
• Assist in collecting and documenting technical requirements and potential solutions.
• Contribute to high-level and low-level design documentation.
• Assist with breaking down tasks into quantifiable subtasks and estimating effort.
• Assist with establishing realistic timelines for development tasks and technical solutions.
• Mentor and provide technical guidance to team members.
• Assist with preparing functional and technical documentation.

Skills

NET (C#)

HTML & CSS

JavaScript

Object-oriented programming

Agile methodologies

Team collaboration

Attention to detail

Education

Bachelor’s degree in computer science, Information Systems, or related field

Tools

GitLab

Jira

Google Chrome

Job description

Position Summary

The Software Engineer – .NET is responsible for designing, developing, and maintaining .NET-based software solutions. This role participates in agile development, problem-solving, and cross-functional collaboration. The engineer contributes to scalable, secure, and high-quality applications while mentoring junior developers and supporting continuous improvement.

Essential Duties and Responsibilities

• Participate in code reviews, sprint planning, and release sessions.
• Produce clean, well-designed, testable, and efficient code.
• Develop unit tests for new features and bug fixes.
• Diagnose and triage software issues; determine and document root causes.
• Maintain and enhance existing software solutions.
• Provide technical support and guidance as needed.
• Assist in collecting and documenting technical requirements and potential solutions.
• Contribute to high-level and low-level design documentation.
• Assist with breaking down tasks into quantifiable subtasks and estimating effort.
• Assist with establishing realistic timelines for development tasks and technical solutions.
• Mentor and provide technical guidance to team members.
• Assist with preparing functional and technical documentation.

Education and Qualifications

• Bachelor’s degree in computer science, Information Systems, or related field preferred.
• Minimum of 2–3 years professional programming experience.
• Proficiency in .NET (C#), HTML, CSS, JavaScript, and object-oriented programming.
• Basic understanding of SQL, relational databases, and distributed systems.
• Experience with GitLab, Atlassian Jira, and Google Chrome.
• Basic familiarity with SDLC, automation frameworks, and unit testing.
• Intermediate verbal and written communication skills.
• Intermediate organizational skills.
• Basic problem-solving abilities.
• Ability to manage multiple tasks and work effectively in a team environment.
• Experience with agile methodologies.
• Strong listening skills.
• Excellent attention to detail.

Work Environment & Physical Requirements

• Work Schedule: Regular, 40 hours/week.
• Environment: Hybrid (2 days in-office).
• Travel: Less than 10%.
• Physical Activity: Prolonged periods of sitting and computer use; ability to hear, understand, and distinguish speech and sounds; frequent repetitive motions with hands.

The Company is an equal employment opportunity employer and is committed to providing equal employment opportunities to its applicants and employees. The Company does not discriminate in employment opportunities or practices on the basis of race, color, religion, gender, national origin, citizenship, age, disability, veteran status, genetic information, or any other category covered by applicable federal, state, or local law. This equal employment opportunity policy applies to all employment policies, procedures, and practices, including but not limited to hiring, promotion, compensation, training, benefits, work assignments, discipline, termination, and all other terms and conditions of employment. It is DMA\'s policy to make reasonable accommodations for qualified individuals with disabilities. If you have a disability and either need assistance applying online or need to request an accommodation during any part of the application process, please contact our Human Resources team at [e-mail] or 800-309-2110 and choosing selection 6.

DMA is a proudly employee-owned company that has been solving corporate tax challenges for over 50 years. Our tax professionals span across the globe to better serve some of the world’s largest companies with the highest level of expertise. Our “people first” mentality defines our mission and sets us apart from other companies within the corporate tax industry. DMA offers a challenging yet rewarding career that encourages teamwork, fosters communication, and recognizes exceptional performance. Our employees share common philosophies, a strong entrepreneurial spirit, and an unbreakable commitment to client service. Because of our unique corporate structure, “about us” is actually about you.