Jobs in the United States

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Added 9 days ago
O
Principal Site Reliability Automation Developer - US REMOTE
Oracle
Saint Paul, MN
- $102,300 to $209,500 USD / year
Experience with Java, Python, C++, or similar languages
Added 9 days ago
FLEX Android Senior Software Engineer
at Marriott
Bethesda, MD
You’ll collaborate with top-tier talent - including Principal Engineers, Engineering Directors, Solution Architects, Product Leads, UX Designers, QA Engineers and more - to deliver…
Added 9 days ago
AI Engineer 5
Capital One
San Jose, CA · San Francisco, CA · McLean, VA · Cambridge, MA · NY
Mentor Principal and Manager-level AI engineers, fostering cross-domain learning and elevating organizational technical maturity
Added 9 days ago
AI Engineer 4
Capital One
San Jose, CA · San Francisco, CA · McLean, VA · Cambridge, MA · NY
Mentor Principal and Senior Associates on scalable design, performance tuning and research-to-production translation
Added 9 days ago
O
Principal Application Software Engineer- Oracle Health
Oracle
United States
- $99,600 to $209,500 USD / year
We are seeking a versatile Principal Application Software Engineer to contribute across platform engineering, cloud infrastructure, distributed systems, application development, integration…
Added 9 days ago
Principal Engineer Embedded/Sr Principal Engineer Embedded Software
Northrop Grumman
McClellan, CA
Basic Qualifications for Principal Engineer Embedded Software:
Added 9 days ago
Software Engineer/Principal Software Engineer – Data Analyst
Northrop Grumman
San Diego, CA · Palmdale, CA
Northrop Grumman Aeronautics Systems is looking to add a Software Engineer/Principal Software Engineer- Data Analyst to join our team on site in either in Rancho Bernardo, CA or Palmdale,…
Added 9 days ago
Principal Software Engineer
Fidelity Technology Group, LLC
Salt Lake City, UT
Proven track record designing and building complex end-to-end systems (full stack developer)
Added 9 days ago
Software Development Engineer II, EC2 Blackfoot Peering Team
Amazon
Seattle, WA
…skills and take on greater challenges over time. With access to Principal and Distinguished Engineers across EC2 and AWS, there are many opportunities to…
Added 9 days ago
Senior Software Engineer (Location Services)
CoreLogic Solutions, LLC
Austin, TX · Irvine, CA · San Diego, CA · Dallas, TX
…conception through to production. You will work closely with Principal Engineers, product managers, and partner engineering teams to deliver high-quality geospatial solutions that align…
Added 9 days ago
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Sr. Associate
Pfizer
New York City, NY
- $79,400 to $132,400 USD / year
…artificial intelligence integrations, automation tools, and internal developer or productivity…
Added 9 days ago
Electronic Engineer - SW Infrastructure
CORP-Corporate Office
United States
Principal Engineer: Bachelor’s Degree in a STEM (Science, Technology, Engineering or Mathematics) discipline and 5 years of related engineering experience; OR a Master’s degree in a STEM…
Added 9 days ago
Principal Software Engineer/Developer
Fidelity Technology Group, LLC
Durham, NC
…education equivalent) and five (5) years of experience as a Principal Software Engineer/Developer (or closely related occupation) designing, coding, and implementing high-volume brokerage…
Added 9 days ago
Principal Software Engineer/Developer
Fidelity Technology Group, LLC
Durham, NC
…education equivalent) and five (5) years of experience as a Principal Software Engineer/Developer (or closely related occupation) designing and building modernized cloud-based applications…
Added 9 days ago
Principal Software Engineer/Developer
Fidelity Technology Group, LLC
Westlake, TX
…education equivalent) and five (5) years of experience as a Principal Software Engineer/Developer (or closely related occupation) developing and maintaining Web applications using Java and…
Added 9 days ago
Principal Software Engineer/Developer
Fidelity Technology Group, LLC
Westlake, TX
…education equivalent) and five (5) years of experience as a Principal Software Engineer/Developer (or closely related occupation) developing and maintaining scalable solutions using Kafka…
Added 9 days ago
Principal Mobile Developer
Fidelity Technology Group, LLC
Westlake, TX
…education equivalent) and five (5) years of experience as a Principal Mobile Developer (or closely related occupation) developing native mobile applications for iOS and Android and…
Added 9 days ago
Principal Mobile Developer
Fidelity Technology Group, LLC
Westlake, TX
…education equivalent) and five (5) years of experience as a Principal Mobile Developer (or closely related occupation) performing native Android application development using Kotlin and…
Added 9 days ago
Principal AI/ML Engineer
Fidelity Technology Group, LLC
Westlake, TX
…Establishes Python ML ecosystem using Object Oriented Programming (Java, Scala, and Python), SQL, and Unix scripting. Leverages data movement technologies (Extract, Transform, Load (ETL)/…
Added 9 days ago
AI Engineer 5 (Gen AI Platform Services: Agentic AI, Guardrails, Evaluations)
Capital One
Cambridge, MA
Mentor Principal and Manager-level AI engineers, fostering cross-domain learning and elevating organizational technical maturity
Added 9 days ago
Java Full Stack Software Engineer - Mid Level
USAA
Phoenix, AZ
We offer a flexible work environment that requires an individual to be in the office 4 days per week · This position can be based in one of the following locations: San Antonio, TX, Plano, TX, Phoenix, AZ
Added 9 days ago
M
Principal Software Engineer
Microsoft
United States
- $142,800 to $304,200 USD / year
…coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or…
Added 10 days ago
Software Engineer, Senior Lead
TCC Toyota Motor Credit Corporation Company
Plano, TX
Our team is seeking a highly motivated person to fill an opening as a Sr. Principal Engineer, to help our growing needs.
Added 10 days ago
Software Engineer / Principal Software Engineer
Northrop Grumman
Bellevue
As our mission expands and new challenges emerge, NGDS is seeking an Software Engineer or Principal Software Engineer to join our team in Bellevue, NE. In this role, you will have the…
Added 10 days ago
Electronic Engineer - SW Infrastructure
Northrop Grumman
San Diego
Principal Engineer: Bachelor’s Degree in a STEM (Science, Technology, Engineering or Mathematics) discipline and 5 years of related engineering experience; OR a Master’s degree in a STEM…

Fidelity Technology Group, LLC

Principal Mobile Developer

Westlake, TX, United States

Apply on wd1.myworkdaysite.com About employer

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Job details

Apply by: Dec 15, 2026
Posting language: English
Posted: Nov 4, 2026

Original job description

Fidelity will not provide immigration sponsorship for this position.

Job Description:

Position Description:

Architects the development of enterprise‑scale Android applications by applying advanced Android User Interface (UI) guidelines and robust tooling to enable secure, real‑time financial management, while driving technical strategy across multiple teams. Designs and evolves complex application architectures and takes a lead role in building automation pipelines leveraging DevOps principles and Continuous Integration and Continuous Delivery (CI/CD) tools. Guides the adoption and implementation of Android design patterns, including Clean Architecture, Model-View-View Model (MVVM), and Model–View–Intent (MVI), while establishing quality standards through comprehensive testing with JUnit, Espresso, and Mockito. Provides senior‑level technical guidance through architectural governance, code reviews, and mentorship. Advances platform capabilities using Coroutines, Jetpack Compose, and Kotlin Multiplatform Mobile (KMM). Ensures scalability, performance, and maintainability across mission‑critical mobile solutions.

Primary Responsibilities:

Develops tools, patterns, and reusable components to help the organization create performant, resilient, and robust applications.
Partners with platform squads and architecture to define mobile engineering standards, best practices, and tooling.
Proactively aligns architecture, user experience, and security to stay in sync with industry trends.
Participates in the development of reusable components for the purpose of accelerating other engineers, increasing stability and resiliency of the application, and reducing time-to-market.
Collaborates with teams through technical coaching and mentoring to help them build architecturally compliant applications.
Provides mobile thought leadership to advance mobile outcomes and facilitate a mobile-first approach.
Advocates for the adoption of experiences that solve the needs of digitally minded customers.
Provides technical coaching for adherence to software engineering best practices, including patterns (Object-Oriented and functional programming), and methodologies (Test-Driven Development).
Applies modern design patterns (Clean Architecture) to build multi-module applications.

Education and Experience:

Bachelor’s degree in Computer Science, Engineering, Information Technology, Information Systems, Data Science, or a closely related field (or foreign education equivalent) and five (5) years of experience as a Principal Mobile Developer (or closely related occupation) performing native Android application development using Kotlin and Java, modern Android UI frameworks, automated build tooling, AI assisted development practices, and cloud based mobile services in an enterprise software engineering environment.

Or, alternatively, Master’s degree in Computer Science, Engineering, Information Technology, Information Systems, Data Science, or a closely related field (or foreign education equivalent) and three (3) years of experience as a Principal Mobile Developer (or closely related occupation) performing native Android application development using Kotlin and Java, modern Android UI frameworks, automated build tooling, AI assisted development practices, and cloud based mobile services in an enterprise software engineering environment.

Skills and Knowledge:

Candidate must also possess:

· Demonstrated Expertise developing native Android applications using Kotlin and Java; performing UI development with Jetpack Compose and Material Design principles; and implementing MVVM architecture for scalable and maintainable codebases, using Android Studio, Gradle, and Jetpack libraries (ViewModel, LiveData, and Navigation). · Demonstrated Expertise developing custom Gradle and Android Studio plug‑ins to automate build and release processes, enforce coding and architectural standards, and increase developer productivity. · Demonstrated Expertise leveraging AI‑driven development tools (GitHub Copilot and Google Gemini) to accelerate feature development, improve code quality, and enhance both developer and end‑user experience. · Demonstrated Expertise architecting and implementing modular, scalable Android applications using Kotlin and Java in accordance with industry‑standard design patterns and engineering best practices; leveraging GitHub for source control, versioning, and collaborative code reviews to maintain high‑quality codebases; and utilizing Firebase services (Authentication, Crashlytics, Cloud Messaging, or Remote Config) to enhance application stability, performance, and feature delivery. #PE1M2

Fidelity’s Onsite Working Model Fidelity is transitioning to a full-time onsite working model through a phased rollout across regions and roles. Currently, some roles and locations require 100% onsite presence, while others require less. Onsite expectations are likely to evolve as the rollout continues. This transition does not apply to fully remote roles.

Certifications:

Category:

Information TechnologyPlease be advised that Fidelity’s business is governed by the provisions of the Securities Exchange Act of 1934, the Investment Advisers Act of 1940, the Investment Company Act of 1940, ERISA, numerous state laws governing securities, investment and retirement-related financial activities and the rules and regulations of numerous self-regulatory organizations, including FINRA, among others. Those laws and regulations may restrict Fidelity from hiring and/or associating with individuals with certain Criminal Histories.

Apply on wd1.myworkdaysite.com About employer

More about this job

Skills

Financial management
Building automation
CI/CD
JUnit
Kotlin
Coaching
Leadership
Oracle Java
Design principles
Gradle
GitHub
Securities

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Work requirements

Jobs in the United States