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Senior Software Developer Jobs in Portland, ME (NOW HIRING)

Esri

Sr. Software Developer - Android Apps

Portland, ME

$59.25 - $75.25/hr

As a Senior Software Developer, you'll drive technical direction, mentor others, and architect solutions using the latest Android frameworks and tools. You'll help shape seamless, high-performance ...

Esri

Sr. Software Developer - iOS Apps

Portland, ME

$61.50 - $79.50/hr

As a Senior Software Developer, you'll design and implement intuitive, high-performance mobile apps using the latest Apple technologies. You'll focus on solving complex challenges like offline data ...

Esri

Sr. Software Developer - Android Apps

Portland, ME · On-site

$123K - $202K/yr

As a Senior Software Developer, you'll drive technical direction, mentor others, and architect solutions using the latest Android frameworks and tools. You'll help shape seamless, high-performance ...

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 future of AI-powered customer communication. This role is responsible for designing, building, and ...

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 future of AI-powered customer communication. This role is responsible for designing, building, and ...

Esri

Sr. Software Developer - iOS Apps

Portland, ME · On-site

$123K - $202K/yr

As a Senior Software Developer, you'll design and implement intuitive, high-performance mobile apps using the latest Apple technologies. You'll focus on solving complex challenges like offline data ...

Ensign-Bickford Industries

Software Engineer

Portland, ME · On-site

$90K - $135K/yr

The Software Engineer is responsible for the development and maintenance of QuickScan software ... Write and maintain developer documentation including build/run SOPs and troubleshooting playbooks

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Senior Software Developer information

See Portland, ME salary details

$15

$63

$89

How much do senior software developer jobs pay per hour?

As of Aug 31, 2026, the average hourly pay for senior software developer in Portland, ME is $63.18, according to ZipRecruiter salary data. Most workers in this role earn between $53.65 and $70.87 per hour, depending on experience, location, and employer.

What is a senior software developer?

Senior Software Developers are experienced professionals who design, develop, and maintain complex software applications. They often lead development teams, mentor junior developers, and make critical architectural decisions. Their responsibilities include writing high-quality code, troubleshooting technical issues, and ensuring that software projects meet performance and security standards. With deep expertise in programming languages and software engineering principles, they play a key role in delivering successful technology solutions for organizations.

What does a senior software developer do?

As a Senior Software Developer, you’ll typically be responsible for leading complex development projects, designing technical solutions, and mentoring junior team members. Daily tasks often include writing and reviewing code, participating in architecture discussions, collaborating with cross-functional teams (such as QA, product management, and DevOps), and troubleshooting high-level technical issues. You may also be involved in setting coding standards, conducting code reviews, and helping to plan sprints or project roadmaps.

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

To thrive as a Senior Software Developer, you need deep expertise in programming languages, software architecture, and problem-solving, typically backed by a bachelor’s degree in computer science or a related field. Proficiency with development frameworks, version control systems like Git, and cloud platforms such as AWS or Azure is standard, and certifications in these areas can be beneficial. Leadership, strong communication, and mentoring abilities set standout candidates apart in this role. These skills ensure that complex projects are delivered efficiently, code quality is maintained, and junior team members are effectively guided for overall team success.

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

AspectSenior Software DeveloperSoftware Engineer
CredentialsBachelor's degree in CS or related field; experience often 5+ yearsBachelor's or higher in CS or related field; similar experience levels
Work EnvironmentCollaborates on complex projects, mentors juniors, leads technical effortsDesigns, develops, tests software; may work on specific modules or systems
Industry UsageCommonly used in tech companies, startups, and enterprise firmsWidely used across industries, often interchangeable with developer roles

The main difference is that Senior Software Developers typically have more experience, leadership responsibilities, and focus on complex project oversight, while Software Engineers may focus more on designing and implementing software solutions. Both roles require similar credentials and are integral in software development teams, but Senior Software Developers often take on mentorship and strategic tasks.

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Senior Software Developer jobs near you
Infographic showing various Senior Software Developer job openings in Portland, ME as of August 2026, with employment types broken down into 1% Internship, 78% Full Time, 18% Part Time, and 3% Contract. Highlights an 87% Physical, 4% Hybrid, and 9% Remote job distribution, with an average salary of $131,407 per year, or $63.2 per hour.

Sr. Software Developer - Android Apps

Esri

Portland, ME

$59.25 - $75.25/hr

Full-time

Posted 5 days ago

Esri rating

9.6

Company rating: 9.6 out of 10

Based on 14 frontline employees who took The Breakroom Quiz

7th of 247 rated software companies

Job description

Overview

Join Esri's Field Apps team and lead the development of powerful Android applications that help people around the world make informed decisions on the move. Whether it's utility crews restoring power or conservationists tracking wildlife, your work will support real-time, mission-critical operations in the field.

As a Senior Software Developer, you'll drive technical direction, mentor others, and architect solutions using the latest Android frameworks and tools. You'll help shape seamless, high-performance mobile experiences that support offline workflows, advanced mapping, and device integration-bringing real-world spatial awareness to life through beautifully engineered apps.

Lead the way in Android innovation and help build solutions that make a real-world impact.

Esri has a Relocation Assistance Program and can provide support with relocating to the Portland, ME area for this position.

Responsibilities

  • Build the latest Android apps from architecture to design (ICS and up)
  • Join forces with other developers and designers throughout the development process
  • Understand user requirements since these apps have to meet real world scenarios
  • Develop software for use in field mapping, data collection, sensor networks, street navigation, and more
  • Solve complex problems with design, development, and user experience
  • Be an Android advocate within the company and at conferences; help us grow Android development capability throughout Esri

Requirements

  • 5+ years of commercial software development experience
  • Be an Android enthusiast and a game changer
  • You are anxious to learn but you've got these things covered:
    • Kotlin programming
    • Developing on the Android platform
    • Object oriented design skills
    • Data structures and algorithms
    • Mobile development issues related to performance optimization and caching
  • Develop strong skills and best practices on the team through participation in design and code reviews
  • All the other important things that will help you be successful at Esri:
    • Good communication skills
    • Be a team player who can also fly solo
    • The ability to thrive in an environment that changes often
  • Bachelor's degree in computer science, engineering, or mathematics
  • Did we mention, you gotta love Android?

Recommended Qualifications

  • Submitted Android apps to Google Play/Amazon Appstore/other Android marketplaces
  • Prior experience building spatial/mapping applications or software components
  • Experience with security and/or native hardware components (GPS, camera, and more)
  • Experience with one or more of the following technologies: GIS, RESTful web services, Git
  • Master's degree in computer science, engineering, or mathematics

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What Esri employees say

Pay

Benefits

Hours and flexibility

Workplace

Get the full story on Breakroom

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About ESRI

Sourced by ZipRecruiter

Our passion for improving quality of life through geography is at the heart of everything we do. Esri's geographic information system (GIS) technology inspires and enables governments, universities, and businesses worldwide to save money, lives, and our environment through a deeper understanding of the changing world around them.

Industry

Scientific research and development services

Company size

1,001 - 5,000 Employees

Headquarters location

Redlands, CA, US

Year founded

1969

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