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Senior Java Software Developer Jobs in Maine (NOW HIRING)

As a Senior Java Backend Engineer, you'll design and scale the backend services that power ... What You'll be Doing Java and Kotlin Software Development- use your expertise to contribute to the ...

$119K - $157K/yr

About the Role As a Senior Software Engineer on the NinjaOne team, contributing to our IT Operation ... NinjaOne is built on Java , Kotlin , C++ , Golang and Postgres ; supporting millions of user ...

About the Role As a Senior Software Engineer on the NinjaOne team, contributing to our IT Operation ... NinjaOne is built on Java , Kotlin , C++ , and Postgres , supporting millions of user endpoints and ...

senior java developer

Medway, ME

$58.75 - $75/hr

Company Description Dellfor Technologies is founded by software professionals with fresh approach ... Competence in using Java IDE tools of Eclipse, GGTS, Rational Application Developer (RAD ...

$119K - $157K/yr

About the Role As a Senior Software Engineer, Java at NinjaOne, you'll play a key role in enhancing our IT Operations product suite by designing and implementing scalable solutions and platform ...

$119K - $157K/yr

About the Role As a Senior Software Engineer, Java at NinjaOne, you'll play a key role in enhancing our IT Operations product suite by designing and implementing scalable solutions and platform ...

$119K - $157K/yr

About the Role As a Senior Software Engineer, Java at NinjaOne, you'll play a key role in enhancing our IT Operations product suite by designing and implementing scalable solutions and platform ...

Senior Software Engineer - Java/J2EE

Portland, ME · On-site

$127K - $168K/yr

The Senior Software Engineer is a key technical leader within an Agile team, partnering closely ... Strong Java development skills, including J2EE technologies (JSP, JMS) and integrations (Web ...

About the Role As a Senior Software Engineer, Java at NinjaOne, you'll play a key role in enhancing our IT Operations product suite by designing and implementing scalable solutions and platform ...

New

About the Role As a Senior Software Engineer, Java at NinjaOne, you'll play a key role in enhancing our IT Operations product suite by designing and implementing scalable solutions and platform ...

New

$119K - $157K/yr

About the role We are looking for a Senior Software Engineer to join a newly formed team focused on ... Java and Kotlin backend development to expose NinjaOne platform functions for extensibility.

About the Role As a Senior Software Engineer, Java at NinjaOne, you'll play a key role in enhancing our IT Operations product suite by designing and implementing scalable solutions and platform ...

About the Role As a Senior Software Engineer on the NinjaOne team, contributing to our IT Operation ... NinjaOne is built on Java , Kotlin , C++ , Golang and Postgres ; supporting millions of user ...

Kotlin, Java Software Development -- use your expertise to contribute to the development of large ... Exposure to DevOps practices and tooling is valued * Caching systems expertise and experience with ...

We hire the best software engineers, but experience in our stack can't hurt: NinjaOne is built on Java , Kotlin , C++ , Golang and Postgres , supporting millions of user endpoints and running as a ...

Software Engineer II - Java/J2EE

Portland, ME · On-site

$53 - $72.75/hr

Strong Java development skills, including J2EE technologies (JSP, JMS) and integrations (Web ... Collaborate with Test Engineers and Senior Test Engineers to ensure that software meets the ...

About the role We are looking for a Senior Full Stack Software Engineer to join our Patching team ... This role is primarily backend-focused Java/Kotlin, with working proficiency in React for the ...

Android Software Developer

York, ME · On-site

$50K - $100K/yr

In this role you will be working closely with our Lead Software Developer and assisting with ... Preferred experience in Kotlin or Java, and preferred knowledge of at least one backend language ...

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Senior Java Software Developer information

See Maine salary details

$10

$60

$83

How much do senior java software developer jobs pay per hour?

As of Aug 7, 2026, the average hourly pay for senior java software developer in Maine is $60.83, according to ZipRecruiter salary data. Most workers in this role earn between $53.32 and $67.98 per hour, depending on experience, location, and employer.

What is a senior Java software developer?

A Senior Java Software Developer is an experienced professional responsible for designing, developing, and maintaining complex software applications using the Java programming language. They typically lead development teams, mentor junior developers, and contribute to architectural decisions. Senior Java Developers are expected to have a deep understanding of Java frameworks, best coding practices, and software development methodologies. They also collaborate with stakeholders to deliver robust, scalable, and efficient software solutions.

What are some common challenges senior Java software developers face when leading projects, and how can they effectively address them?

Senior Java Software Developers often encounter challenges such as balancing hands-on coding with mentoring junior team members, managing project timelines, and ensuring code quality across large, distributed systems. To address these, it’s crucial to establish clear communication channels, implement robust code review processes, and leverage agile methodologies for project management. Additionally, staying up-to-date with the latest Java frameworks and best practices helps in making informed architectural decisions and streamlining development workflows.

What are the key skills and qualifications needed to thrive as a senior Java software developer?

To thrive as a Senior Java Software Developer, you need advanced proficiency in Java programming, strong knowledge of software design patterns, and experience with frameworks like Spring, typically backed by a bachelor's degree in computer science or a related field. Familiarity with tools such as Git, Maven, Jenkins, and cloud platforms, along with relevant certifications like Oracle Certified Professional Java SE, is often required. Strong problem-solving abilities, effective communication, and leadership skills help in mentoring teams and collaborating on complex projects. These skills ensure the delivery of robust, scalable software solutions and foster innovation within development teams.

What is the difference between Senior Java Software Developer vs Java Software Engineer?

AspectSenior Java Software DeveloperJava Software Engineer
Required CredentialsBachelor's degree in Computer Science or related field; extensive Java experience; certifications like Oracle Java CertificationBachelor's degree in Computer Science or related field; Java programming skills; certifications are common but not mandatory
Work EnvironmentDevelops complex applications, mentors junior staff, leads projectsDesigns and develops Java applications, collaborates with teams, implements features
Employer & Industry UsageUsed across tech companies, finance, healthcare, and enterprise sectorsCommon in software development firms, IT departments, and tech startups

The main difference between a Senior Java Software Developer and a Java Software Engineer lies in experience level and responsibilities. Senior developers often lead projects and mentor others, while Java Software Engineers focus on designing and implementing Java applications. Both roles require strong Java skills and similar educational backgrounds, but seniority involves additional leadership and project management duties.

What are popular job titles related to Senior Java Software Developer jobs in ME? For Senior Java Software Developer jobs in ME, the most frequently searched job titles are:
Infographic showing various Senior Java Software Developer job openings in Maine as of July 2026, with employment types broken down into 92% Full Time, 6% Part Time, and 2% Contract. Highlights an 88% Physical, 3% Hybrid, and 9% Remote job distribution, with an average salary of $126,526 per year, or $60.8 per hour.

Senior Software Engineer, Java | Vulnerability

NinjaOne

On-site, Remote

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 12 days ago


Job description

About the Role
 
NinjaOne's Vulnerability Management team is building the real-time, AI-driven engine that helps IT teams find and fix security exposures in minutes instead of days, without slowing down the endpoints it protects. As a Senior Java Backend Engineer, you'll design and scale the backend services that power continuous vulnerability detection, CVE correlation, and remediation workflows across millions of endpoints. You'll work at the intersection of security data, high-throughput distributed systems, and AI-assisted risk prioritization, partnering closely with product and detection teams to reduce customers' mean time to remediate. This is a high-impact, high-visibility role on one of NinjaOne's newest and fastest-growing product lines.
 
We are engineers, technology leaders and experts. We create and deliver mission critical services to enable NinjaOne’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, and WA. We have physical offices in Austin, TX and Tampa, FL, if you prefer a hybrid option. 
 
 
What You’ll be Doing 
 
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. 
 
About You  
  • 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 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. 
     
About Us  
NinjaOne unifies IT to simplify work for nearly 40,000 customers in 140+ countries. ​
The NinjaOne Unified IT Operations Platform delivers endpoint management, autonomous patching, backup, and remote access in a single console to improve efficiency, increase resilience, and reduce spend. By automating IT and managing all endpoints, organizations give employees a great technology experience at work. ​NinjaOne is obsessed with customer success and has retained a 98% customer satisfaction score for more than 5 years.
 
What You’ll Love  
We are a collaborative, kind, and curious community.  
We honor your flexibility needs with full-time work that is hybrid remote.  
We have you covered with our comprehensive benefits package, which includes 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 our unlimited PTO. 
We reward your work with opportunity for growth and advancement. 
 
Additional Information 
This position is NOT eligible for Visa sponsorship. 
 
*Due to operational policies, NinjaOne is unable to hire for this role within the city limits of Chicago. We will consider all qualified candidates who reside outside of the city proper or are willing to self-relocate. 
 
Starting pay for the successful applicant depends on a variety of job-related factors, including but not limited to location, market demands, experience, job-related knowledge, and skills. The benefits available for this position include medical, dental, vision, 401(k) plan, life insurance coverage and PTO. For roles based in California, Colorado, New Jersey or Washington the base salary hiring range for this position 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.