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Senior Software Tester Jobs in Maine (NOW HIRING)

Alivo

Senior Software Engineer

South Portland, ME · On-site

$125K - $165K/yr

We are looking for a highly driven, product-minded Senior Software Engineer to help build the ... Help establish and maintain high standards for code quality, testing, and system reliability

Alivo

Senior Software Engineer

South Portland, ME · On-site

$125K - $165K/yr

We are looking for a highly driven, product-minded Senior Software Engineer to help build the ... Help establish and maintain high standards for code quality, testing, and system reliability

NinjaOne

About the Role As a Senior Software Engineer on the NinjaOne team, contributing to our IT Operation ... Expert knowledge of quality testing practices. About Us  NinjaOne automates the hardest parts of ...

NinjaOne

$119K - $157K/yr

About the Role As a Senior Software Engineer on the NinjaOne team, contributing to our IT Operation ... Experience with caching systems (Redis a strong plus) and expert knowledge of quality testing ...

NinjaOne

$119K - $157K/yr

About the Role As a Senior Software Engineer, Java at NinjaOne, you'll play a key role in enhancing ... In-depth knowledge of quality testing practices and ensuring the delivery of high-quality software.

NinjaOne

$119K - $157K/yr

About the Role As a Senior Software Engineer, Java at NinjaOne, you'll play a key role in enhancing ... Data warehouse exposure and testing/automation tooling a plus About Us NinjaOne automates the ...

NinjaOne

About the Role As a Senior Software Engineer, Java at NinjaOne, you'll play a key role in enhancing ... In-depth knowledge of quality testing practices and ensuring the delivery of high-quality software.

NinjaOne

As a Senior Java Backend Engineer, you'll design and scale the backend services that power ... Expert knowledge of quality testing practices. About Us  NinjaOne unifies IT to simplify work for ...

NinjaOne

About the Role As a Senior Software Engineer, Java at NinjaOne, you'll play a key role in enhancing ... In-depth knowledge of quality testing practices and ensuring the delivery of high-quality software.

NinjaOne

$119K - $157K/yr

About the role We are looking for a Senior Software Engineer to join a newly formed team focused on ... Expert knowledge of quality testing practices. About Us NinjaOne unifies IT to simplify work for ...

NinjaOne

$119K - $157K/yr

About the Role As a Senior Software Engineer, Java on NinjaOne's Catalog team, you'll help build ... Data warehouse exposure and testing/automation tooling a plus About Us NinjaOne automates the ...

NinjaOne

About the Role As a Senior Software Engineer, Java at NinjaOne, you'll play a key role in enhancing ... In-depth knowledge of quality testing practices and ensuring the delivery of high-quality software.

NinjaOne

About the Role As a Senior Software Engineer on the NinjaOne team, contributing to our IT Operation ... Expert knowledge of quality testing practices. * Bonus if you have python! About Us NinjaOne ...

NinjaOne

About the role We are looking for a Senior Full Stack Software Engineer to join our Patching team ... Expert knowledge of quality testing practices, including front-end testing frameworks. * Strong ...

NinjaOne

$117K - $154K/yr

... for a Senior Software Engineer , React to help build it from the ground up. This is a true ... Strong testing habits: you write and maintain unit and integration tests (Jest, React Testing ...

NinjaOne

About the Role As a Senior Software Engineer on the NinjaOne team, contributing to our IT Operation ... Expert knowledge of quality testing practices. Bonus points: * Experience with Python About Us ...

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Senior Software Tester information

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How much do senior software tester jobs pay per hour?

As of Aug 20, 2026, the average hourly pay for senior software tester in Maine is $51.49, according to ZipRecruiter salary data. Most workers in this role earn between $46.11 and $58.65 per hour, depending on experience, location, and employer.

What is a senior software tester?

Senior Software Testers are experienced professionals responsible for designing, implementing, and executing tests to ensure the quality and functionality of software applications. They lead testing efforts, mentor junior testers, and collaborate closely with developers to identify and resolve issues. Senior Software Testers also help define testing strategies, develop automated test scripts, and contribute to continuous improvement in software development processes. Their expertise helps ensure that released software meets both technical requirements and user expectations.

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

To thrive as a Senior Software Tester, you need expertise in software testing methodologies, test case design, and defect management, typically supported by a degree in computer science or a related field and several years of experience. Familiarity with automation tools (such as Selenium or JUnit), bug tracking systems, and relevant certifications like ISTQB is highly valued. Attention to detail, critical thinking, and strong communication skills set top performers apart in this role. These competencies ensure that software products are reliable, high-quality, and meet user requirements before release.

What are some common challenges senior software testers face when working on large-scale projects?

Senior Software Testers often encounter challenges such as managing complex test environments, coordinating with cross-functional teams, and ensuring thorough test coverage across multiple modules. Balancing tight project deadlines while maintaining high-quality standards can also be demanding. Additionally, adapting testing strategies to accommodate evolving requirements and integrating automated testing tools effectively are frequent hurdles in large-scale projects.

What is the difference between Senior Software Tester vs Software Tester?

AspectSenior Software TesterSoftware Tester
CredentialsTypically requires 3+ years experience, certifications like ISTQBEntry-level or 1-2 years experience, may have ISTQB or similar
Work EnvironmentLeads testing projects, mentors junior testersPerforms testing tasks under supervision
ResponsibilitiesDesigns test plans, reviews testing processesExecutes test cases, reports bugs

The main difference between a Senior Software Tester and a Software Tester lies in experience, responsibilities, and leadership. Senior testers often lead testing efforts and mentor others, while software testers focus on executing tests. Both roles are essential in software quality assurance and share similar credentials, but the senior role involves more strategic oversight.

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

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

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

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

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

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

Senior Software Tester jobs near you
Infographic showing various Senior Software Tester job openings in Maine as of August 2026, with employment types broken down into 1% As Needed, 81% Full Time, 13% Part Time, 1% Temporary, and 4% Contract. Highlights an 88% Physical, 4% Hybrid, and 8% Remote job distribution, with an average salary of $107,092 per year, or $51.5 per hour.

USAF - Sr. Software Engineer

cFocus Software Incorporated

Ellsworth, ME • On-site

$122K - $160K/yr

Full-time

Posted 16 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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