Senior Software Engineer, Backend

At Semperis, our mission is to be a Force for Good. Starting with being a great place to work. We believe that when people feel valued, supported, and empowered, they do their best work. That’s why we focus on creating an employee experience rooted in purpose, growth, and balance. Semperis has been recognized as one of America’s Fastest-Growing Cybersecurity Companies by the Inc. 5000, a DUNS 100 Top Startup to Work For, and a multi-year Inc. Best Workplace awardee.

What we are looking for:

We are a dynamic and innovative team in search of a seasoned Backend Software Engineer to join our ranks. As a key contributor to our flagship product, you will play a pivotal role in shaping the future of our company. We are on the lookout for a candidate who thrives in a challenging, fast-paced environment and is eager to lead feature development from concept to production.

What you will be doing:

As a Software Engineer, you will be at the forefront of feature development, actively participating from the design phase through to production release. Your primary responsibilities include writing code, analyzing data, and contributing to the design and implementation of software. You will take charge of high-impact features that are eagerly anticipated by both new and existing customers. Your expertise will be crucial in maintaining a focus on quality and agility throughout the development process.

Qualifications:

- Minimum of 5 years of hands‑on experience in .NET Framework/Core C# development.
- Proficient in multithreading and Object‑Oriented programming.
- Strong experience with design patterns and a passion for clean code and solid architectures.
- Bachelor’s degree in computer science or an equivalent field.

Additional Qualifications:

- Experience with on‑premises Windows Server deployment.
- Proven ability to lead feature development in an enterprise‑level environment.
- Familiarity with moving parts of a solution to cloud deployment is highly desirable.

Bonus Points:

- Knowledge of Active Directory/Azure Active Directory/Entra ID.
- Previous involvement in developing products within the enterprise identity/security domain.
- Extensive background in Windows internals, advanced concurrency controls, and operating system objects.
- Excellent troubleshooting skills.
- Experienced with microservice/event‑oriented design and development.

Ideal Knowledge Domains:

- Enterprise Identity
- Security
- Disaster Recovery
- Backup/Restore

What Sets You Apart: We are looking for someone who not only brings technical prowess but also possesses excellent leadership skills. Your ability to navigate an agile process and guide features from concept to production will be highly valued. If you are a forward‑thinker with a knack for problem‑solving and an eagerness to contribute to our cutting‑edge solutions, we want to hear from you.

Why Join Semperis?

You’ll be part of a global team on the front lines of cybersecurity innovation. At Semperis, we celebrate curiosity, integrity, and people who take initiative. If you’re someone who sees the glass as half full, embraces challenges as growth opportunities, and values a healthy balance between work and life—we’d love to meet you.

Semperis maintains office locations in several cities across the globe. Candidates who reside within 45 miles of one of our offices—or where the job description specifies a required locationwill follow our hybrid work model. This includes working onsite three days per week and remotely the remaining days.

Semperis is an equal opportunity employer and will not discriminate against an applicant or employee based on race, color, religion, creed, national origin or ancestry, ethnicity, sex (including gender, pregnancy, sexual orientation, and gender identity), age, physical or mental disability, veteran or military status, genetic information, citizenship, marital status, or any other legally recognized protected basis under federal, state, or local law. The information collected by the Semperis application is solely to determine suitability for employment, verify identity, and maintain employment statistics.

Applicants with disabilities may be entitled to reasonable accommodation under the Americans with Disabilities Act and/or other applicable state or local laws. A reasonable accommodation is a change in the way things are normally done which will ensure an equal employment opportunity without imposing undue hardship on Semperis. Please inform Semperis representative Anna Taylor, Director of Global Recruiting, if you need assistance completing this application or to otherwise participate in the application process.

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