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Senior Software Engineer, Java

Remote / Online - Candidates ideally in
Connecticut, USA
Listing for: NinjaOne
Remote/Work from Home position
Listed on 2025-10-08
Job specializations:
  • Software Development
    Software Engineer, Full Stack Developer, Senior Developer, Cloud Engineer - Software
Salary/Wage Range or Industry Benchmark: 140000 - 200000 USD Yearly USD 140000.00 200000.00 YEAR
Job Description & How to Apply Below
Overview

Join to apply for the Senior Software Engineer, Java role at Ninja One
.

As a Senior Software Engineer on the Ninja One team, you will contribute to our IT Operations product suite, designing and implementing scalable new solutions and product improvements. Providing clean and optimized coding solutions, you’ll work to develop high quality software applications that exceed our customers’ expectations.

We are engineers, technology leaders and experts. We create and deliver mission critical services to enable Ninja One’s 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.

Location - 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.

We hire the best software engineers with experience in our stack:
Ninja One is built on Java
, Kotlin
, C++, and Postgres
, supporting millions of user endpoints and running as a scalable cloud service in AWS. Knowing large-scale datastore bottlenecks, asynchronous application design and client-server architecture will help you standout.

Responsibilities
  • Java and Kotlin Software Development – use your expertise to contribute to the development of large-scale software applications. Make quality an invariant part of your work and help your fellow engineers continue to meet our quality-first standards.
  • Committing Code and Shipping Products – you will be one of our most trusted engineers committing code. Responsible for implementing design patterns and working on enterprise level software challenges, in a startup environment. Impact product more hands on than at other companies, building software of scale that runs on millions and millions of endpoints.
  • Other duties as needed.
Qualifications
  • 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 stand out candidate.
  • 4+ years experience working with highly scalable software systems.
  • Experience working on systems at scale and finding solutions to scale.
  • 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.
About Us

Ninja One automates the hardest parts of IT to deliver visibility, security, and control over all endpoints for more than 30,000 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.

What You’ll Love
  • We are a collaborative, kind, and curious community.
  • Hybrid remote work opportunity.
  • Comprehensive benefits package (medical, dental, vision).
  • 401(k) plan.
  • Unlimited PTO focusing on work-life balance.
  • Opportunity for growth and advancement.
Additional Information
  • This position is NOT eligible for Visa sponsorship.
  • Due to operational policies, Ninja One is unable to hire for this role within the city limits of Chicago. We will consider qualified candidates who reside outside the city proper or are willing to self-relocate.

Starting pay for the successful applicant depends on a variety of job-related factors, including location, market demands, experience, job-related knowledge, and skills. The benefits available for this position include medical, dental, and vision insurance, 401(k) plan, life insurance coverage and PTO. For roles based in California, Colorado, New Jersey or Washington the base salary hiring range is $140,000 to $200,000 per year.

For roles based in New York, the base salary hiring range for this position is $140,000 to $200,000 per year.

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, genetic information, marital status, veteran status, or any other status protected by applicable law. We are committed to providing an inclusive and diverse work environment.

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Position Requirements
10+ Years work experience
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