Senior Software Engineer, Java | Ticketing

About the Role

As a Senior Software Engineer on the Ninja One team, you will join a dedicated team building Ninja One Ticketing, our IT service desk and helpdesk ticketing product within the IT Operations suite. You'll design and implement scalable new solutions and product improvements that help IT teams and MSPs streamline ticket management, automate workflows, and deliver faster issue resolution for their end users.

A key part of what makes Ninja One Ticketing unique is its deep integration with our endpoint management and RMM capabilities, letting technicians take one-click remediation actions (like remote sessions, script execution, or device reboots) directly from a ticket, without ever switching platforms. You'll help build and evolve that seamless, single-pane experience.

We are engineers, technology leaders and experts who create and deliver mission critical services to enable Ninja One customers to administer, protect and maintain millions of endpoints and servers. You will have the opportunity to design and develop high-availability mission critical software systems that support our worldwide operations.

We are flexible on remote working from home if you are located in the USA and reside in one of the following states: CA, CO, CT, FL, GA, IL, KS, MA, ME, NC, NJ, NY, OR, TN, TX, VA, WA. We have physical offices in Austin, TX and Tampa, FL, if you prefer a hybrid option.

Ninja One is built on Java, Kotlin, C++ and Postgres, supporting millions of user endpoints and running as a scalable cloud service in AWS. Knowledge of large-scale datastore bottlenecks, asynchronous application design and client-server architecture will help you stand out.

• Java and Kotlin Software Development – contribute to the development of large-scale software applications, ensuring quality as an invariant part of the work.
• Committing Code and Shipping Products – responsible for implementing design patterns and working on enterprise level software challenges in a startup environment, impacting product more hands on than at other companies.
• Other duties as needed.

• Bachelor’s degree in Computer Science, Computer Engineering, Information Technology, or equivalent work experience.
• 10+ years experience in Java software development for product applications or equivalent. Solid expertise in Kotlin will make you a standout candidate.
• 4+ years experience working with highly scalable software systems.
• Experience working on systems at scale and finding solutions to scale systems.
• Working knowledge of a breadth of OOP design principles.
• Expertise in scaling data structures and object-oriented design.
• Knowledge of API best practices and REST service development using frameworks like Jersey or Spring.
• Relational Database design and development experience.
• Experience creating both client and server-side development, for responsive messaging.
• Caching systems expertise and experience with Redis will make you a stand-out.
• Expert knowledge of quality testing practices.

Ninja One automates the hardest parts of IT to deliver visibility, security, and control over all endpoints for more than 40,000 customers. The Ninja One automated endpoint management platform is proven to increase productivity, reduce security risk, and lower costs for IT teams and managed service providers. Ninja One is obsessed with customer success and provides free and unlimited onboarding, training, and support.

Ninja One is #1 on G2 in endpoint management, patch management, remote monitoring and management, and mobile device management.

• We are a collaborative, kind, and curious community.
• We honor your flexibility needs with full‑time work that is hybrid remote.
• We have a comprehensive benefits package including medical, dental, and vision insurance.
• We help you prepare for your financial future with our 401(k) plan.
• We prioritize your work‑life balance with unlimited PTO.
• We reward your work with opportunity for growth and advancement.

• Due to operational policies, Ninja One is unable to hire for this role within the city limits of Chicago. We will consider all qualified candidates…