Remote Senior Java/Kotlin Engineer for Patch Management

NinjaOne; Connecticut; Hybrid; USD 140,000 - 200,000; Full time

Benefits offered by this job

Health benefits and comprehensive ins.

Hybrid remote work option

401(k) plan

Unlimited PTO

Career growth opportunities

Job summary

NinjaOne unifies IT to simplify work for nearly 40,000 customers in 140+ countries. The Senior Software Engineer will contribute to patch management platforms, building scalable Java/Kotlin backend systems that run on millions of endpoints. Occasional frontend work with React/Angular is a plus, while core work remains backend‑oriented.

We value high integrity, scale, and cross‑functional collaboration with AI, server, and platform teams, plus strong engineering and testing practices.

Qualifications

• Bachelor's degree in Computer Science, Computer Engineering, Information Technology, or equivalent work experience.
• 10+ years of experience in Java software development for product applications, or equivalent.
• 5+ years of 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 standout.
• Expert knowledge of quality testing practices.
• Nice to have: experience with React and/or Angular for occasional front‑end work on patching workflows and dashboards.

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.

Skills

Java

Kotlin

OOP design

REST APIs

Spring

Jersey

Redis

Scalable systems

React/Angular (frontend)

Education

Bachelor's degree in Computer Science or related

Tools

Spring Framework

Jersey

Redis

React/Angular

Job description

NinjaOne unifies IT to simplify work for nearly 40,000 customers in 140+ countries. The Senior Software Engineer will contribute to patch management platforms, building scalable Java/Kotlin backend systems that run on millions of endpoints. Occasional frontend work with React/Angular is a plus, while core work remains backend‑oriented.

We value high integrity, scale, and cross‑functional collaboration with AI, server, and platform teams, plus strong engineering and testing practices.