Keeper Security, Inc.KI

Senior Desktop Software Engineer (C# / .NET)

Keeper Security is a cybersecurity company providing zero-trust and zero-knowledge security software for password management, secrets management, privileged access, and secure remote access. They serve millions of individuals and thousands of businesses globally.

Keeper Security, Inc.

Employee count: 201-500

United States only

Keeper Security is seeking a highly skilled and experienced Senior Desktop Software Engineer (C# / .NET) to join our growing engineering team. This is a 100% remote position with an opportunity to work a hybrid schedule for candidates based in El Dorado Hills, CA or Chicago, IL.

Keeper’s cybersecurity software is trusted by millions of people and thousands of organizations, globally. Keeper is published in 21 languages and is sold in over 120 countries. Join one of the fastest-growing cybersecurity companies and be responsible for taking our suite of products to the next level!

About Keeper

Keeper Security is transforming cybersecurity for people and organizations around the world. Keeper’s affordable and easy-to-use solutions are built on a foundation of zero-trust and zero-knowledge security to protect every user on every device. Our award-winning, zero-trust, privileged access management platform deploys in minutes and seamlessly integrates with any tech stack and identity application to provide visibility, security, control, reporting and compliance across an entire enterprise. Trusted by millions of individuals and thousands of organizations, Keeper is an innovator of best-in-class password management, secrets management, privileged access, secure remote access and encrypted messaging. Learn more at

About the Job

As a Senior Desktop Software Engineer (C# / .NET), you will lead the design, development, and optimization of robust desktop applications that run securely and efficiently across Windows, macOS, and Linux. You will collaborate with fellow engineers, product managers, and designers to implement cutting-edge functionality and maintain the highest standards of security and performance. This role requires a strong systems-level understanding and the ability to navigate OS-specific APIs and network communication protocols.

Responsibilities

  • Design, develop, and maintain new features for cross-platform desktop applications using C# and .NET Core
  • Write clean, maintainable, and well-documented code following best practices and secure development standards
  • Identify and resolve performance bottlenecks in desktop software and underlying systems
  • Work closely with product managers and designers to implement functional and user-friendly experiences
  • Analyze and troubleshoot system issues across operating systems and hardware configurations
  • Contribute to the software architecture and design of large-scale, security-focused desktop systems
  • Mentor junior engineers and contribute to continuous team improvement
  • Participate in Agile planning, estimation, and progress tracking
  • Document technical decisions, solutions, and integration processes
  • Stay current with the latest C#, .NET, and desktop application trends, libraries, and tools

Requirements

  • 5+ years of professional experience in desktop application development using C# and .NET
  • Expertise in cross-platform desktop software engineering with a focus on Windows, macOS, and Linux environments
  • Advanced knowledge of:
    • API hooking and techniques for process inspection
    • Ahead-of-Time (AOT) compilation and performance tuning
    • Secure network communication protocols (HTTPS, MQTT, TCP, WebSockets)
  • Deep understanding of native OS APIs and architecture on multiple platforms
  • Strong troubleshooting skills and experience analyzing low-level application behavior
  • Excellent communication and collaboration skills across technical and non-technical teams
  • Experience in Agile development environments and code review processes

Preferred Qualifications

  • Understanding of identity systems such as Active Directory, LDAP, and other identity providers (e.g., Okta, Azure AD)
  • Background in endpoint security, secure desktop development, or operating system-level software
  • Experience with open source contributions or SDK/tooling projects
  • Bachelor’s or Master’s degree in Computer Science, Engineering, or a related field (or equivalent practical experience)
  • U.S. Person status is preferred due to involvement with GovCloud-related projects

Benefits

  • Medical, Dental Vision (inclusive of domestic partnerships)
  • Employer Paid Life Insurance Employee/Spouse/Child Supplemental life
  • Voluntary Short/Long Term Disability Insurance
  • 401K (Roth/Traditional)
  • A generous PTO plan that celebrates your commitment and seniority (including paid Bereavement/Jury Duty, etc)
  • Above market annual bonuses
  • Keeper Security, Inc. is an equal opportunity employer and participant in the U.S. Federal E-Verify program. We celebrate diversity and are committed to creating an inclusive environment for all employees.

Classification: Exempt

About the job

Apply before

Posted on

Job type

Full Time

Experience level

Senior

Location requirements

Hiring timezones

United States +/- 0 hours

About Keeper Security, Inc.

Learn more about Keeper Security, Inc. and their company culture.

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At the heart of Keeper Security is a mission to transform cybersecurity for people and organizations around the world. Founded in 2009 by Darren Guccione and Craig Lurey, the company was born from the idea of creating a secure and easy-to-use password manager and digital vault. This vision has since expanded to encompass a comprehensive suite of zero-trust and zero-knowledge security solutions. Keeper's culture is built on a foundation of innovation, creativity, and boldness. They are a global team, passionate about addressing the critical unmet needs of the cybersecurity market. The company actively fosters a diverse and inclusive environment, believing that varied perspectives fuel their drive for excellence. Team members are encouraged to be coachable, intuitive, persistent, and team-driven, contributing to a collaborative and supportive workplace.

Keeper Security invests significantly in the training and development of its employees, starting from their first day and continuing throughout their careers. This commitment to growth extends to their product philosophy, which emphasizes user-friendliness and robust protection. Their solutions, including password management, secrets management, privileged access management, secure remote access, and encrypted messaging, are designed to deploy in minutes and seamlessly integrate with any tech stack. This approach aims to prevent breaches, reduce help desk costs, and ensure compliance for their millions of individual users and thousands of organizational clients. The company's leadership team brings deep expertise in cybersecurity software, cloud computing, and mobile device technologies, guiding Keeper's commitment to customer success and its relentless pursuit of cybersecurity innovation. Keeper's work model is designed to maximize professional development and performance, offering a hybrid structure that includes in-office, work-from-home, and remote options, tailored to individual roles and locations.

Employee benefits

Learn about the employee benefits and perks provided at Keeper Security, Inc..

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401(K)

Keeper Security offers a 401(K) plan.

Paid holidays

Keeper Security offers paid holidays.

Wellness perks

Keeper Security offers wellness perks.

Vision Coverage

Keeper Security provides vision coverage.

View Keeper Security, Inc.'s employee benefits
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Keeper Security, Inc.

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Keeper Security, Inc. hiring Senior Desktop Software Engineer (C# / .NET) • Remote (Work from Home) | Himalayas