Senior Software Development Engineer

Optics Planet is seeking a full-time Senior Software Development Engineer to join our Engineering Team. The Senior Software Development Engineer is a technical team member responsible for the design, development, testing, deployment, and maintenance of software applications. The role requires strong problem‑solving skills, deep technical knowledge, and a collaborative mindset to build reliable and scalable systems that meet business and technical needs.

• Participate in design discussions and reviews with architects and POs.
• Translate functional requirements into well‑structured, efficient, and maintainable code that creates minimal to non‑technical debt.
• Implement features and tasks following clean code principles and best practices.
• Ensure code adheres to quality standards and meets business need.
• Collaborate with QA engineers to define test strategies and scenarios.
• Work closely with Product Owners, Team Architect, and other engineers to deliver features end‑to‑end.
• Clearly document technical decisions and share knowledge with peers.
• Communicate progress, blockers, and risks proactively.
• Stay up to date with new programming languages, tools, frameworks, and best practices.
• Attend training sessions, code reviews, and knowledge‑sharing events.
• Actively seek feedback and opportunities for self‑improvement.
• Contribute to internal tools, libraries, or technical initiatives.

• Bachelor’s degree, or foreign equivalent, in Computer Science, Systems Engineering, or a closely related field of study.
• 4+ years C# developer experience (C#/.NET, Blazor).
• MS SQL Server – must have.
• Understanding of object‑oriented programming languages and design patterns.
• VBA must have or readiness to learn and write on VBA technology.
• Practical usage of agentic engineering tools.
• Initiative, desire to learn, willingness to adapt, and ability to work in a team.
• Experience working on cross‑team projects.
• Understanding of order and warehouse management systems is a great plus.
• Leading a team will be a plus.
• Open‑source code or example projects that you’re proud to share – preferred.
• Familiarity with Atlassian tools such as Jira, Confluence, Bamboo, Stash – preferred.
• Knowledge of web platforms and technologies, including Message Bus, HTTP, REST APIs, JSON – preferred.

• Annual base salary range: $100‑140K.
• The annual base range for this role considers a wide range of factors that are considered in making compensation decisions including but not limited to skill sets, experience and training, licensure and certifications, and other business and organizational needs. The disclosed range estimate has not been adjusted for the applicable geographic differential associated with the location at which the position may be filled.

Ecentria offers generous benefits to full‑time employees including but not limited to:

• Medical, Dental and Vision Insurance.
• 401(k) plan participation.
• Company‑paid Short and Long‑Term Disability Insurance.
• Company‑paid Life Insurance.
• Company‑paid holidays.
• Employee Assistance Program.
• Paid Parental Bonding Leave.

This onsite role is based out of Northbrook, IL. Candidates must be able to work from this location up to five days per week.

Your application must provide sufficient details about your background and experience to allow the screening panel to properly assess your experience in the required elements, including your experience and achievements.

Ecentria is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status.

No recruiter or third‑party applications.