Mobile Application Developer — United States — LinkedIn — 4488874620

About the position

4qm8af qGdXwpQ, LLC is a small business federal IT contractor. We are hiring a Mobile Application Developer (.NET MAUI) for a three-person team that supports a federal agency's field operations and reporting system: a web application, iOS and Android mobile apps, and Azure-hosted microservices that field staff use every day. You will own the iOS and Android apps, which field staff often use with limited connectivity. If our proposal is selected, work begins as early as November 18, 2026.

What you will do

• Own the iOS and Android apps that field staff use every day, often with limited connectivity.

• Keep offline data sync with SQLite fast and reliable, so a sync finishes within 60 seconds.

• Build new features each sprint, with unit, integration and automated tests for every change.

• Integrate the apps with the back-end APIs and microservices, working with the senior .NET developer.

• Ship in quarterly releases and support fixes between them.

• Test and fix the apps for Section 508 accessibility.

• Keep the architecture documents, user guides, security documentation and release notes current.

Required qualifications

• Bachelor's degree in computer science or a related field plus 5 years of professional software development experience.

• Hands-on .NET MAUI development, shipping both iOS and Android apps. Strong Xamarin.Forms experience will also be considered.

• Offline data synchronization using SQLite in a production mobile app.

Preferred qualifications

• Experience migrating Xamarin.Forms apps to .NET MAUI.

• Mobile apps for federal agencies or field operations.

• Esri or GIS mapping in a mobile app.

• Accessibility testing on iOS and Android.

• Apps backed by Azure-hosted APIs.

How to apply

To apply, email your resume to •••••••• with "Mobile Application Developer (.NET MAUI)" in the subject line. Include your earliest possible start date, where you are based and your salary expectation.

Work location and schedule

Remote within the United States, with occasional travel to Washington, D.C., including for your PIV badging appointment. Equipment is provided. You will take part in an on-call rotation for critical production issues, with a one-hour response time.

Pay and benefits

Pay range: $110,000 to $130,000. The salary offered within this range will depend on factors such as experience, skills and qualifications for the role.

Benefits: medical, dental and vision coverage, life insurance, disability coverage, and supplemental options.

Conditions of employment

• This position depends on contract award. We are submitting our proposal now. If it is selected, work is expected to begin as early as November 18, 2026. The contract is a task order with one base year and three option years, and continued employment depends on the Government continuing to fund the work.

• We will name you in our proposal, so we ask you to confirm in writing that you agree to be named and to sign a key personnel commitment this week. After award, changes to named staff require the agency's approval.

• After a conditional offer of employment, you will need to complete a federal background investigation and obtain a federal Personal Identity Verification (PIV) card.

• Security clearance: you do not need a clearance to apply, and none is required for this position.

Use of artificial intelligence in hiring

4qm8af qGdXwpQ uses an AI tool, Claude, developed by Anthropic, to help review applications for this position and the other positions on this team. The tool compares the information you submit (your resume, work history, education, certifications and answers to application questions) with the qualifications listed in this posting, and summarizes how they match. It helps us decide which applicants to invite to interview. It does not make hiring decisions: a person reviews every application and makes every decision. You may ask questions about this use of AI at ••••••••. You may also request a reasonable accommodation, including review of your application without the AI tool, at ••••••••.

Equal employment opportunity

4qm8af qGdXwpQ, LLC is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race (including traits associated with race, such as hair texture and protective hairstyles), color, religion, sex (including pregnancy), sexual orientation, gender identity, national origin, ancestry, age, marital status, genetic information, disability, military status, protected veteran status, citizenship or work authorization status, or any other characteristic protected by federal, state or local law. Qualified applicants will not be discriminated against on the basis of disability or protected veteran status.

We provide reasonable accommodation to qualified individuals with disabilities, for pregnancy-related limitations, and for sincerely held religious beliefs, as required by law. Qualified applicants must be able to perform the essential functions of the position, with or without reasonable accommodation. To request an accommodation during the application or interview process, contact ••••••••.

Know your rights under federal equal employment opportunity law: ••••••••