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Mobile App Developer Jobs in Seattle, WA (NOW HIRING)

Actively contribute to improving app architecture, technical foundations, and developer experience ... At least one shipped mobile app at meaningful scale that you contributed to end-to-end (App Store ...

Senior Full-Stack Mobile Engineer

Bellevue, WA · On-site

$149K - $187K/yr

As a Senior Full-Stack Mobile Engineer on the Platform team, you will own end-to-end slices of ... app architecture, technical foundations, and developer experience. • Identify and address ...

They are seeking an Android Engineer to enhance a mobile application for a national retail chain ... Responsibilities : • adding new features to an existing mobile app with a national retail chain.

Software Development Engineer II, App Assembly

Seattle, WA · On-site

$151K - $190K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

... developer to help build the next generation of mobile shopping experiences on the Amazon Shopping ... About the team The App Assembly team owns the native and JavaScript runtime that assembles and ...

Head of Technical UX Design

Seattle, WA · On-site

$132K/yr

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

... mobile app design or prototyping. * Experience building or evolving a design system or component library used across multiple products or brands. * Experience partnering directly with engineers to ...

Showing results 21-40

Mobile App Developer information

See Seattle, WA salary details

$60.9K

$125.8K

$179.9K

How much do mobile app developer jobs pay per year?

As of Aug 19, 2026, the average yearly pay for mobile app developer in Seattle, WA is $125,802.00, according to ZipRecruiter salary data. Most workers in this role earn between $95,100.00 and $145,200.00 per year, depending on experience, location, and employer.

What is a mobile app developer?

Mobile app developers are professionals who design, build, and maintain applications for mobile devices such as smartphones and tablets. They use programming languages like Java, Swift, or Kotlin to create apps for platforms such as iOS and Android. These developers work closely with designers and other team members to ensure the app is user-friendly, functional, and meets client or business requirements. Their responsibilities also include testing and updating apps to fix bugs and add new features.

What are some common challenges mobile app developers face when working on cross-platform applications?

Mobile App Developers often encounter challenges when developing cross-platform applications, such as ensuring consistent user experiences across different devices and operating systems. Managing varying hardware capabilities, screen sizes, and OS-specific behaviors can require extra testing and fine-tuning. Additionally, integrating with native features or third-party services may demand creative problem-solving to maintain performance and functionality. Collaboration with designers and QA teams is essential to address these challenges and deliver high-quality apps.

What are the key skills and qualifications needed to thrive as a mobile app developer, and why are they important?

To thrive as a Mobile App Developer, you need strong programming skills in languages such as Java, Kotlin, Swift, or Flutter, supported by a relevant degree or equivalent experience. Familiarity with development environments like Android Studio or Xcode, along with knowledge of APIs and app deployment processes, is typically required. Creativity, problem-solving, and effective communication help developers interpret user needs and collaborate with designers or stakeholders. These competencies ensure the creation of high-quality, user-friendly apps that meet business objectives and industry standards.

Are mobile app developers still in demand?

Yes, mobile app developers are in high demand due to the continued growth of smartphone usage and app-based services. Skills in programming languages like Swift and Kotlin, along with experience in app design and development, are valuable in this field.

How do you become a mobile app developer?

To become a mobile app developer, you typically need to learn programming languages such as Java, Swift, or Kotlin, and gain experience with mobile development frameworks and tools like Android Studio or Xcode. Building a portfolio of apps and understanding user interface design are also important, and many developers pursue relevant degrees or certifications to enhance their skills.

How to get a job in mobile app development?

To get a job as a mobile app developer, build a strong portfolio of apps demonstrating your skills in programming languages like Java, Swift, or Kotlin, and familiarize yourself with development environments such as Android Studio or Xcode. Gaining relevant certifications, staying updated on industry trends, and applying through job boards or company websites can improve your chances of securing a position.

Is a mobile app developer a good career?

A mobile app developer is a viable career choice with strong demand due to the widespread use of smartphones and mobile applications. The role typically requires skills in programming languages like Swift or Kotlin, and opportunities exist across various industries, offering competitive salaries and growth potential.

What are the most commonly searched types of App Developer jobs in Seattle, WA?

The most popular types of App Developer jobs in Seattle, WA are:

What are popular job titles related to Mobile App Developer jobs in Seattle, WA?

For Mobile App Developer jobs in Seattle, WA, the most frequently searched job titles are:

What job categories do people searching Mobile App Developer jobs in Seattle, WA look for?

The top searched job categories for Mobile App Developer jobs in Seattle, WA are:

What cities near Seattle, WA are hiring for Mobile App Developer jobs?

Cities near Seattle, WA with the most Mobile App Developer job openings:

Infographic showing various Mobile App Developer job openings in Seattle, WA as of August 2026, with employment types broken down into 71% Full Time, and 29% Contract. Highlights an 67% In-person, and 33% Hybrid job distribution, with an average salary of $125,802 per year, or $60.5 per hour.

Senior Mobile Developer with Security Clearance

ValidaTek

Tacoma, WA • On-site

Other

Re-posted 27 days ago


Job description

Company Overview At ValidaTek, we modernize and optimize IT services to solve some of the most critical challenges facing federal civilian and defense agencies. From customers to partners to top-talent employees, ValidaTek puts people first, empowering them to exceed expectations and transform government organizations. Our employees are building purpose-driven careers, not just filling jobs. We bring together people with many different perspectives, experiences, and talents to drive innovation and achieve more together than we can individually. Our commitment to quality and performance optimization is the reason why our IT Service Projects and New Development Projects have been appraised at CMMI Maturity Level 5, positioning us as one of a handful of elite companies to receive the highest form of third-party validation. www.validatek.com Summary: We are looking for a highly skilled Senior Mobile Developer to join our team and lead the design and development of innovative mobile applications. The ideal candidate will have deep expertise in mobile development technologies, including proficiency in programming languages like Swift, Java, or Kotlin, and experience with modern mobile frameworks such as React Native or Xamarin. This role requires strong leadership and problem-solving abilities, as well as the capability to design functional, visually appealing user interfaces that adhere to mobile design best practices. Responsibilities: * Develop and maintain scalable, high-performance mobile applications using programming languages such as Swift, Java, or Kotlin, ensuring adherence to mobile development standards. * Utilize mobile development frameworks like React Native or Xamarin to build cross-platform applications that deliver a seamless user experience. * Design and implement user interfaces that are both visually appealing and highly functional, following mobile design patterns such as Material * Design or Human Interface Guidelines. * Troubleshoot and debug complex technical issues, providing efficient solutions to maintain optimal application performance. * Lead backend development efforts, working with server-side languages such as PHP, Python, Ruby, or Java, and frameworks like Node.js or Django to support mobile app functionality. * Integration of AI tools into the software development life cycle. * Collaborate with cross-functional teams to define technical requirements, manage multiple projects simultaneously, and ensure on-time delivery of mobile solutions. * Provide leadership and mentorship to junior developers, fostering a collaborative and productive team environment. * Apply agile development methodologies, leading project planning, estimation, and tracking to ensure project milestones are met. * Communicate complex technical concepts effectively to non-technical stakeholders, ensuring alignment with project goals. Qualifications: * Bachelor's degree in a Computer Science related field and 7+ years of mobile development experience. Experience may be substituted in lieu of degree. * Active DoD Secret clearance preferred. Must be able to obtain a DoD Public Trust * Experience within the DHA theater - highly preferred. * Proficiency in mobile programming languages such as Swift, Java, or Kotlin. * Experience with mobile development frameworks like React Native or Xamarin. * Strong understanding of mobile development standards, design patterns, and best practices (e.g., Material Design, Human Interface Guidelines). * Proven experience in designing and developing user interfaces that are both functional and visually appealing. * Solid problem-solving and debugging skills, with the ability to resolve technical challenges efficiently. * Experience with backend development, including PHP, Python, Ruby, or Java, and backend frameworks like Node.js or Django. * Strong leadership and mentoring skills, with experience guiding and supporting junior developers. * Ability to manage multiple projects and deadlines effectively in an agile development environment. * Excellent communication skills, with the ability to convey technical concepts to both technical and non-technical audiences. This position offers an exciting opportunity for a Senior Mobile Developer to lead cutting-edge projects in a fast-paced, collaborative environment, driving the creation of innovative mobile applications for a wide range of users. Salary Disclosure Actual salary will be based on a variety of factors including but not limited to experience, geographic location, contract affordability, internal equity, education, and certifications. The upper end of the salary range may be reserved for individuals who have demonstrated tenure with the company, seniority, and proven excellent performance. This includes factors such as education, certifications, and extensive/unique experience beyond what is required. EEO Statement ValidaTek is an Equal Opportunity Employer. All qualified applicants will be considered without regard to disability, protected veteran status, or any other status protected by federal, state, or local laws. Applicants who are selected for employment will be required to verify authorization to work in the United States. Offers of employment will be contingent upon passing a post-offer background check.