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Senior Software Engineer Jobs in Maine (NOW HIRING)

Alivo

Senior Software Engineer

South Portland, ME · On-site

$125K - $165K/yr

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

We are looking for a highly driven, product-minded Senior Software Engineer to help build the future of AI-powered customer communication. This role is responsible for designing, building, and ...

New

Alivo

Senior Software Engineer

South Portland, ME · On-site

$125K - $165K/yr

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

We are looking for a highly driven, product-minded Senior Software Engineer to help build the future of AI-powered customer communication. This role is responsible for designing, building, and ...

Tyler Technologies, Inc.

Senior Software Engineer

Orono, ME · On-site

$66.58 - $110/hr

A Senior Software Engineer for this group will provide technical guidance and assistance to product engineers, identify and resolve development challenges, and champion best practices and technology ...

NinjaOne

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

About the Role As a Senior Software Engineer on the NinjaOne team, contributing to our IT Operations product suite, designing and implementing scalable new solutions and product improvements.

NinjaOne

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

About the Role As a Senior Software Engineer on the NinjaOne team, contributing to our IT Operations product suite, you will be designing and implementing scalable new solutions and product ...

NinjaOne

$119K - $157K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

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 ...

NinjaOne

$119K - $157K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

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 ...

NinjaOne

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

About the Role As a Senior Software Engineer on the fast-growing Mobile Device Management Team at NinjaOne, you will be contributing to our Unified IT Professionals Operations product suite ...

NinjaOne

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

About the Role We are hiring a Senior C++ Software Engineer to join our growing Endpoint State and Control team, focused on defining and enforcing endpoint behavior across a managed environment. We ...

NinjaOne

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

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 ...

NinjaOne

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

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 ...

NinjaOne

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

About the Role We are hiring a C++ Software Engineer to join our growing team developing NinjaOne ... Mentoring - Guide and grow senior and mid-level engineers on the team * Process Implementation and ...

NinjaOne

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

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 ...

NinjaOne

$119K - $157K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

About the role We are looking for a Senior Software Engineer to join a newly formed team focused on accelerating the capabilities of the NinjaOne platform through manifest-driven development. This ...

NinjaOne

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

About the Role As a Senior Software Engineer on the NinjaOne team, contributing to our IT Operations product suite, designing and implementing scalable new solutions and product improvements.

NinjaOne

$119K - $157K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

About the Role As a Senior Software Engineer, Java on NinjaOne's Catalog team, you'll help build and scale the services behind our RMM's third-party patching engine, the systems that detect new ...

NinjaOne

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

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 ...

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Showing results 1-20

All JobsSoftware Engineer JobsSenior Software Engineer JobsSenior Software Engineer Jobs in Maine

Senior Software Engineer information

See Maine salary details

$73.1K

$138.7K

$185.9K

How much do senior software engineer jobs pay per year?

As of Aug 19, 2026, the average yearly pay for senior software engineer in Maine is $138,735.00, according to ZipRecruiter salary data. Most workers in this role earn between $118,600.00 and $156,400.00 per year, depending on experience, location, and employer.

What is a senior software engineer?

A senior software engineer designs, codes, tests, and maintains computer software. While these are your primary responsibilities as a senior software engineer, you may also have supervisory duties. These include overseeing a team of junior software engineers or developers. The senior software engineer title is sometimes used interchangeably with senior developer, and positions for both may share similar job duties and responsibilities. In general, software engineers are distinguished from developers in that software engineers apply engineering principles to software development.

What are the key skills and qualifications needed to thrive as a senior software engineer, and why are they important?

To thrive as a Senior Software Engineer, you need advanced programming skills, deep understanding of software architecture, and several years of experience in software development, often supported by a relevant degree. Familiarity with tools like Git, CI/CD pipelines, cloud platforms, and expertise in technologies such as Java, Python, or JavaScript are typically required. Leadership, problem-solving, and effective communication are crucial soft skills for mentoring teams and collaborating across departments. These skills ensure the delivery of robust, scalable solutions and drive successful project outcomes in complex technical environments.

What are some common challenges senior software engineers face when mentoring junior team members?

Senior Software Engineers often mentor junior colleagues, which can be incredibly rewarding but also presents challenges. Balancing mentorship with project deadlines can be demanding, as it requires strong time management and communication skills. Additionally, adapting explanations to different learning styles and levels of experience can be tricky. However, effective mentorship helps build a stronger team and can lead to enhanced leadership opportunities for the senior engineer.

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

AspectSenior Software EngineerSoftware Developer
CredentialsBachelor's or higher in CS or related field; experience often 5+ yearsBachelor's in CS or related field; entry to mid-level experience
Work EnvironmentDesigning complex systems, leading projects, mentoringWriting code, developing features, debugging
Industry UsageUsed across tech companies, startups, enterpriseCommon in software firms, startups, freelance work
Search & ComparisonOften compared for experience level, responsibilitiesCompared for entry-level to mid-level roles

The main difference between a Senior Software Engineer and a Software Developer lies in experience, responsibilities, and scope. Senior Software Engineers typically have more experience, lead projects, and mentor others, while Software Developers focus on coding and feature development. Both roles are essential in tech companies, but the Senior Software Engineer position involves higher-level planning and leadership.

What does a senior software engineer do?

A senior software engineer designs, develops, and maintains software applications, often leading projects and mentoring junior team members. They analyze requirements, write code, perform testing, and collaborate with cross-functional teams to ensure quality and efficiency. Proficiency in programming languages, problem-solving skills, and experience with development tools are essential for this role.
More about Senior Software Engineer jobs

What are the most commonly searched types of Software Engineer jobs in Maine?

The most popular types of Software Engineer jobs in Maine are:

What are popular job titles related to Senior Software Engineer jobs in Maine?

For Senior Software Engineer jobs in Maine, the most frequently searched job titles are:

What job categories do people searching Senior Software Engineer jobs in Maine look for?

The top searched job categories for Senior Software Engineer jobs in Maine are:

What cities in Maine are hiring for Senior Software Engineer jobs?

Cities in Maine with the most Senior Software Engineer job openings:

What are popular job titles related to Senior Software Engineer jobs in ME?

For Senior Software Engineer jobs in ME, the most frequently searched job titles are:

Senior Software Engineer jobs near you
Infographic showing various Senior Software Engineer job openings in Maine as of August 2026, with employment types broken down into 1% As Needed, 84% Full Time, 9% Part Time, 3% Temporary, and 3% Contract. Highlights an 87% Physical, 4% Hybrid, and 9% Remote job distribution, with an average salary of $138,735 per year, or $66.7 per hour.

USAF - Sr. Software Engineer

cFocus Software Incorporated

Ellsworth, ME • On-site

$122K - $160K/yr

Full-time

Posted 15 days ago

Job description

cFocus Software seeks a Sr. Software Engineer to join our program supporting the United States Air Force. This position is onsite with the onsite location being in Ellsworth, South Dakota. This position requires a TS/SCI SSBI clearance.
Qualifications:
  • Active TS/SCI SSBI clearance
  • B.S. Computer Science, Information Technology, or a related field
  • 10+ years of Software Engineering experience
  • Advanced software engineering experience supporting mission-critical enterprise applications through design, development, integration, testing, deployment, and sustainment.
  • Demonstrated experience analyzing and implementing complex system modifications within controlled, configuration-managed environments.
  • Strong experience with secure software development, debugging, logging, exception handling, vulnerability remediation, and security-control implementation.
  • Experience designing and executing unit, integration, regression, interface, performance, security, and production-readiness testing.
  • Experience integrating enterprise applications with WebSphere middleware, DB2 databases, and underlying Windows/Linux infrastructure.
  • Ability to perform advanced diagnostics and code-level root cause engineering and to provide Level III escalation support.
  • Experience with source control, build and release management, configuration baselines, change control, patch/update validation, and deployment verification.
  • Working knowledge of RMF, Assessment and Authorization, continuous monitoring, authorization evidence, and DoD/Air Force cybersecurity compliance.
  • Experience supporting backup/recovery, resilience, COOP, disaster recovery, test-data protection, and emergency corrective actions.
  • Strong technical documentation, peer-review, problem-solving, stakeholder-coordination, quality-control, and communication skills.
  • Active IA System Architect and Engineer (IASAE) Level I, DoD 8140 System Administrator, and 632-Intermediate

Duties:
  • Analyze mission, functional, technical, cybersecurity, interface, and sustainment requirements and translate them into implementable software designs and engineering changes.
  • Design, develop, modify, integrate, debug, and sustain FMWF application components and associated services in accordance with approved technical baselines.
  • Evaluate requested system modifications, identify dependencies and risks, develop corrective engineering solutions, and maintain usability within evolving technical environments.
  • Perform secure software engineering and implement applicable security controls, least-privilege practices, auditability, error handling, data protection, and compliance requirements.
  • Maintain controlled development and test environments, including configuration management, patch validation, test data management, and secure backup of development data.
  • Develop and execute unit, integration, regression, interface, performance, security, and deployment-validation testing.
  • Conduct engineering validation of patches, updates, enhancements, and modifications before production release and verify production readiness.
  • Validate post-deployment functionality and performance; analyze failures and implement sustainable corrective actions.
  • Support cross-stack integration among the application, WebSphere middleware, DB2 databases, Windows/Linux systems, Active Directory, virtualization, storage, and security tooling.
  • Collaborate with database administrators on schemas, queries, data integrity, interfaces, migrations, performance, and recovery considerations.
  • Collaborate with infrastructure engineers and system administrators on environments, service accounts, deployment dependencies, capacity, availability, patching, and configuration changes.
  • Coordinate with cybersecurity personnel on RMF controls, vulnerability remediation, authorization evidence, assessment findings, and continuous-monitoring requirements.
  • Provide Level III technical escalation support through advanced diagnostics, log analysis, debugging, code-level root cause analysis, and fault isolation.
  • Support routine lifecycle sustainment, emergency corrective engineering, COOP, disaster recovery, and mission-continuity activities.
  • Support implementation and short-term sustainment of newly deployed capabilities and transition stable solutions into operations.
  • Participate in configuration reviews, readiness reviews, engineering change management, technical reviews, and QASP performance activities.
  • Develop and maintain source code, build/deployment materials, interface documentation, design records, test plans/results, release notes, configuration records, and operating procedures under version control.

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