senior software engineer

full stack developer

java developer

oracle apex developer

software engineer

android developer

Coptic Orphans

<div>
 
 
 Purpose of the Job
 
 
 
 The Senior Android Developer is responsible for designing, developing, implementing, and maintaining Android mobile applications for Coptic Orphans. The role involves collaborating with cross-functional teams, ensuring seamless UI/UX integration, and keeping up with the latest Android technologies and best practices. The Senior Android Developer is expected to operate with minimal supervision, take ownership of publishing applications to the Google App Store, resolve complex technical issues, and make architectural decisions related to code structure, design patterns, and mentor junior developers while contributing to the overall mobile strategy.
 
 
 
 
 
 
 
 
 
 Essential Functions and Responsibilities
 
 
 <ul>
 <li>
 Design, develop, and maintain complex Android applications using Kotlin.
 </li>
 <li>
 Build user interfaces using Jetpack Compose and other Android UI frameworks as required.
 </li>
 <li>
 Make architectural decisions regarding app structure and implementation patterns (e.g., MVVM, Clean Architecture, modularization).
 </li>
 <li>
 Take ownership of assigned features or applications from planning through deployment and post- release support. Also, hotfix deployment when required.
 </li>
 <li>
 Manage the Google Play Store submission process, including release management, versioning, and maintenance of live applications.
 </li>
 <li>
 Collaborate with UI/UX designers to ensure seamless integration of designs and functionality.
 </li>
 <li>
 Integrate third-party libraries and APIs and RESTful web services.
 </li>
 <li>
 Ensure smooth communication between mobile applications and backend services.
 </li>
 <li>
 Debug and resolve complex technical issues, ensuring app stability and performance.
 </li>
 <li>
 Optimize applications for performance, scalability, responsiveness, and memory efficiency.
 </li>
 <li>
 Maintain high standards of code quality through code reviews, refactoring, and implementation of best practices.
 </li>
 <li>
 Stay up to date with emerging Android tools, frameworks, and industry trends.
 </li>
 <li>
 Conduct unit tests and integration testing to ensure application reliability.
 </li>
 <li>
 Design, implement, and oversee CI/CD pipelines and release automation processes.
 </li>
 <li>
 Leads mobile architecture strategy in collaboration with Application Development Manager.
 </li>
 <li>
 Reviews and approves technical designs of other developers.
 </li>
 </ul>
 
 
 
 
 
 Required Education, Experience, Knowledge and Skills
 
 
 <ul>
 <li>
 Proficient in English, both written and spoken.
 </li>
 <li>
 Bachelor's degree in computer engineering, computer science, information systems management, or related fields.
 </li>
 <li>
 5+ years of professional experience in Android development.
 </li>
 <li>
 Expert proficiency in Kotlin and modern Android development practices.
 </li>
 <li>
 Strong experience with Jetpack Compose and contemporary Android UI frameworks.
 </li>
 <li>
 Proven track record of publishing and maintaining Android applications on the Google Play
 </li>
 <li>
 Experience with development tools such as Android Studio, Gradle, and version control systems (e.g., Git).
 </li>
 <li>
 Solid understanding of RESTful APIs and JSON for mobile integration.
 </li>
 <li>
 Experience integrating advanced third-party libraries and services (e.g., Retrofit, Room, Firebase).
 </li>
 <li>
 Experience implementing CI/CD pipelines and following DevOps best practices.
 </li>
 <li>
 Strong understanding of the full mobile application lifecycle.
 </li>
 <li>
 Experience mentoring junior developers and contributing to team capability building.
 </li>
 <li>
 Excellent problem-solving skills with the ability to work independently on complex challenges.
 </li>
 <li>
 Good communication and teamwork skills.
 </li>
 </ul>
 
 
 
 
 
 
 
 
 Travel and Working Requirements
 
 
 <ul>
 <li>
 Limited to a typical office environment, such as walking, sitting, typing, using office equipment, and occasional lifting of boxes or luggage during travel.
 </li>
 <li>
 Occasional travel, nationally or internationally, is expected.
 </li>
 <li>
 Working out of the official hours and on weekends may be required.
 </li>
 </ul>
 
 
</div>

Senior Android Developer

Almaviva Group

<div>
 
 AlmavivA is seeking a Senior Android Developer Developer with a strong Fintech background. You will be a key hands-on contributor, capable of working autonomously on complex features while collaborating effectively with the wider mobile development team to deliver secure financial solutions.
 
 
 
 
 
 
 Key Responsibilities:
 
 
 
 
 
 <ul>
 <li>
 Development: Design and maintain secure, high-performance native Android applications (banking, payments, security focus).
 </li>
 <li>
 Quality: Conduct in-depth code reviews, and enforce high standards for unit/integration testing.
 </li>
 <li>
 Architecture: Define scalable architectures and collaborate with backend teams to validate secure API interface agreements.
 </li>
 <li>
 Product Delivery: Support app publishing on Google Play and collaborate with UI/UX designers for accessible, user-centric fintech solutions.
 </li>
 <li>
 Technical Leadership: Lead a small agile team, distributing tasks, overseeing delivery timelines, and acting as the primary technical reference.
 </li>
 </ul>
 
 
 
 
 
 Must have Requirements:
 
 
 
 
 
 <ul>
 <li>
 Experience: 5+ years in native Android development with a proven track record in the Fintech sector.
 </li>
 <li>
 Teamwork &amp; Autonomy: Proven ability to work effectively both as a solo contributor on complex tasks and collaboratively within a team structure.
 </li>
 <li>
 Tech Stack: Deep expertise in Kotlin, Android SDK, Jetpack Compose, and Coroutines/Flow.
 </li>
 <li>
 Architecture: Mastery of Clean Architecture, MVVM/MVI patterns, and SOLID principles.
 </li>
 <li>
 Security: Solid understanding of Android security best practices (cryptography, secure storage, certificate pinning).
 </li>
 <li>
 Connectivity: Deep understanding of NFC technology and HCE for contactless payments.
 </li>
 <li>
 Testing: Strong experience with unit and integration testing frameworks (e.g., JUnit, Mockito, Robolectric).
 </li>
 <li>
 Accessibility Standards: Knowledge of WCAG guidelines and best practices for TalkBack support.
 </li>
 <li>
 Tools: Proficiency with Git, Gradle, CI/CD basics, and Firebase (Crashlytics, Analytics).
 </li>
 <li>
 Language: Good knowledge of English (written and spoken).
 </li>
 </ul>
 
 
 
 
 
 Good to have:
 
 
 
 
 
 <ul>
 <li>
 Leadership: Previous experience in mentoring junior developers or leading small technical initiatives (mini-team lead).
 </li>
 <li>
 Regulations: Familiarity with standard financial and data protection regulations (e.g., GDPR, PSD2).
 </li>
 <li>
 Education: Degree in IT or Scientific disciplines.
 </li>
 <li>
 Advanced Networking: Experience with GraphQL.
 </li>
 <li>
 Cross-Platform: Knowledge of Kotlin Multiplatform (KMP) and/or Flutter.
 </li>
 <li>
 Performance: Experience with Android App Performance optimization.
 </li>
 <li>
 Analytics: Knowledge of Analytics (e.g., Firebase Analytics, Google Analytics).
 </li>
 <li>
 Tools: Proficiency with Firebase (Crashlytics, Remote Config, Authentication).
 </li>
 </ul>
 
 
 
 
 
 Soft Skills:
 
 
 
 
 
 <ul>
 <li>
 Proactive Ownership &amp; Problem Solving: Ability to take initiative, analyze complex problems critically, and drive reliable, results-oriented solutions with minimal supervision.
 </li>
 <li>
 Collaboration: Excellent interpersonal skills for working constructively within diverse agile teams.
 </li>
 <li>
 Communication: Clear and effective communication with technical and non-technical stakeholders.
 </li>
 <li>
 Adaptability &amp; Growth Mindset: Flexibility to adjust to changing project requirements or priorities, combined with a strong desire to stay updated with the latest Android trends and best practices.
 </li>
 </ul>
 
 
</div>

Senior Android Mobile Developer

Halan - حالا

<div>
 
 
 Job Overview
 
 
 
 
 
 
 
 We are looking for a motivated and passionate
 
 
 Junior Android Developer
 
 
 to join our mobile team. In this role, you will contribute to developing, maintaining, and improving Android applications. The ideal candidate has hands-on experience with Kotlin and is eager to grow their skills within a collaborative team environment.
 
 
 
 
 Key Responsibilities
 
 
 
 
 
 <ul>
 <li>
 
 Develop and maintain Android mobile applications
 
 </li>
 </ul>
 
 
 
 <ul>
 <li>
 
 Ensure good performance, quality, and responsiveness
 
 </li>
 </ul>
 
 
 
 <ul>
 <li>
 
 Collaborate with team members to define, design, and ship new features
 
 </li>
 </ul>
 
 
 
 <ul>
 <li>
 
 Troubleshoot and fix bugs, crashes, and performance bottlenecks
 
 </li>
 </ul>
 
 
 
 <ul>
 <li>
 
 Write clean, readable, and maintainable code
 
 </li>
 </ul>
 
 
 
 <ul>
 <li>
 
 Contribute to reusable components and shared libraries
 
 </li>
 </ul>
 
 
 
 <ul>
 <li>
 
 Participate in brainstorming and feature discussions
 
 </li>
 </ul>
 
 
 
 <ul>
 <li>
 
 Work with product, design, and backend teams to translate requirements into technical solutions
 
 </li>
 </ul>
 
 
 
 <ul>
 <li>
 
 Be proactive in learning new tools, frameworks, and approaches
 
 </li>
 </ul>
 
 
 Requirements
 
 
 
 
 
 <ul>
 <li>
 
 1&ndash;2 years of hands-on experience in Android development
 
 </li>
 </ul>
 
 
 
 <ul>
 <li>
 
 Strong knowledge of Kotlin (Java is a plus)
 
 </li>
 </ul>
 
 
 
 <ul>
 <li>
 
 Ability to write clean, structured, and maintainable code
 
 </li>
 </ul>
 
 
 
 <ul>
 <li>
 
 Understanding of Android UI components and application architecture basics
 
 </li>
 </ul>
 
 
 
 <ul>
 <li>
 
 Understanding of Git and common Git workflows
 
 </li>
 </ul>
 
 
 
 <ul>
 <li>
 
 Familiarity with RESTful APIs and JSON
 
 </li>
 </ul>
 
 
 
 
 
 
 
 <ul>
 <li>
 
 Good understanding of Android activity &amp; fragment lifecycle
 
 </li>
 </ul>
 
 
 
 <ul>
 <li>
 
 Experience using:
 
 </li>
 </ul>
 
 
 
 <ul>
 <li>
 
 ViewModel &amp; LiveData
 
 </li>
 </ul>
 
 
 
 <ul>
 <li>
 
 Navigation Component
 
 </li>
 </ul>
 
 
 
 <ul>
 <li>
 
 Retrofit2 for API calls
 
 </li>
 </ul>
 
 
 
 <ul>
 
 <li>
 
 Coroutines (preferred) or basic RxJava knowledge
 
 </li>
 
 <li>
 
 Basic understanding of MVVM or MVC
 
 </li>
 
 </ul>
 
 
 
 <ul>
 <li>
 
 Familiarity with push notifications and Firebase Cloud Messaging
 
 </li>
 </ul>
 
 
 
 <ul>
 <li>
 
 Willingness to learn:
 
 </li>
 </ul>
 
 
 
 <ul>
 <li>
 
 Dagger/Hilt
 
 </li>
 </ul>
 
 
 
 <ul>
 <li>
 
 Modularization concepts
 
 </li>
 </ul>
 
 
 
 <ul>
 <li>
 
 Paging library
 
 </li>
 </ul>
 
 
 
 <ul>
 <li>
 
 Advanced patterns and architectures
 
 </li>
 </ul>
 
 
 
 
 
 
 <ul>
 <li>
 
 Exposure to multi-module projects
 
 </li>
 </ul>
 
 
 
 <ul>
 <li>
 
 Basic understanding of clean architecture concepts
 
 </li>
 </ul>
 
 
 
 <ul>
 <li>
 
 Knowledge of Jetpack Compose
 
 </li>
 </ul>
</div>

Android Engineer

Al Ahly Momkn

<div>
 The Senior Android Developer (POS) is responsible for designing, developing, and optimizing Android - based Point
 
 of Sale (POS) applications, with a strong focus on payment integrations and hardware interaction. The role
 
 requires deep expertise in POS ecosystems (Sunmi &amp; PAX), secure payment technologies, and smart card
 
 integrations .
 
 
 1. POS Application Development
 
 <ul>
 <li>
 Design, develop, and maintain Android POS applications for Sunmi and PAX devices.
 
 </li>
 <li>
 Handle device - specific integrations including printers, card readers, scanners, and peripherals.
 
 </li>
 <li>
 Optimize application performance for embedded POS environments with limited resources.
 
 </li>
 <li>
 Ensure compatibility across different POS SDKs and hardware architectures .
 
 </li>
 </ul>
 2. Payment &amp; Transaction Processing
 
 <ul>
 <li>
 Implement and manage payment flows using EMV (contact &amp; contactless) standards.
 
 </li>
 <li>
 Integrate transaction messaging using ISO - 8583 protocols.
 
 </li>
 <li>
 Ensure secure handling of financial transactions in compliance with industry standards.
 
 </li>
 <li>
 Troubleshoot and resolve transaction - related issues in production environments.
 
 </li>
 </ul>
 3. Smart Card &amp; NFC Integration
 
 <ul>
 <li>
 Develop and maintain integrations with prepaid utility cards.
 
 </li>
 <li>
 Work with:
 
 NFC / APDU communication.
 </li>
 <li>
 IFARE, DESFire, and CPU cards
 
 </li>
 <li>
 Ensure secure card communication and data handling.
 
 </li>
 <li>
 Optimize card reading performance and reliability.
 
 
 </li>
 </ul>
 4. Architecture &amp; Code Quality
 
 
 <ul>
 <li>
 Design scalable and maintainable Android architectures using Java &amp; Kotlin.
 
 </li>
 <li>
 Enforce coding standards, best practices, and secure development principles.
 
 </li>
 <li>
 Conduct code reviews and ensure high - quality deliverables.
 
 </li>
 <li>
 Lead technical design discussions and solution architecture.
 
 
 </li>
 </ul>
 5. Cross - Platform &amp; SDK Adaptation
 
 Navigate and adapt to differences between Sunmi and PAX SDKs, including:
 
 <ul>
 <li>
 Printing frameworks
 
 </li>
 <li>
 Card reader APIs
 
 </li>
 <li>
 Peripheral handling
 
 </li>
 <li>
 Build reusable components to standardize development across devices
 
 
 </li>
 </ul>
 6. Collaboration &amp; Stakeholder Management
 
 <ul>
 <li>
 Work closely with product, QA, and backend teams to deliver end - to - end solutions.
 
 </li>
 <li>
 Collaborate with external vendors and payment providers when needed.
 
 </li>
 <li>
 Provide technical guidance and mentorship to junior developers.
 
 
 
 
 </li>
 </ul>
 Requirements
 
 
 <ul>
 <li>
 Bachelor&rsquo;s degree in Computer Science, Software Engineering, or a related field.
 
 </li>
 <li>
 3 - 5 years of Experience in a similar role.
 
 </li>
 <li>
 Proven hands-on experience with POS systems (Sunmi &amp; PAX)
 
 </li>
 <li>
 Experience in payment integrations and fintech environments is highly preferred.
 
 </li>
 <li>
 Strong proficiency in Java with solid experience in Kotlin
 
 </li>
 <li>
 Hands-on experience with:
 
 </li>
 </ul>
 -EMV (contact &amp; contactless)
 
 -ISO-8583 messaging
 
 -NFC / APDU communication
 
 -MIFARE, DESFire, CPU cards
 
 <ul>
 <li>
 Strong understanding of Android SDK, architecture patterns, and performance optimization
 
 </li>
 <li>
 Experience working with hardware-integrated applications
 
 </li>
 </ul>
</div>

Senior Android Engineer (POS)

Robusta Studio

<div>
 
 About Octopus By RTG
 
 
 
 Octopus by RTG is the tech hiring and outsourcing arm of
 
 Robusta Technology Group
 
 , dedicated to connecting exceptional tech talent with top-tier organizations across the
 
 MENA, GCC, Europe, the US, and Canada
 
 . We specialize in building strong, long-term partnerships between skilled professionals and innovative companies. Our mission is to
 
 empower growth, innovation, and excellence
 
 by matching the right talent with the right opportunities.
 
 
 We are hiring a
 
 Team Lead
 
 to join an innovative
 
 travel tech startup
 
 serving the
 
 MENA region
 
 . This role is ideal for someone who enjoys leading technical teams, driving delivery, and working in a modern, remote-friendly environment.
 
 
 
 Job Purpose
 
 
 
 We are seeking a
 
 Mid-Level Mobile Developer
 
 with a strong foundation in native development and a passion for building clean, maintainable, and scalable applications.
 
 Fluency in English is mandatory for this role.
 
 
 
 
 Key Responsibilities
 
 
 
 You will play a key role in designing and building robust mobile applications that integrate seamlessly with our backend ecosystem. This includes:
 
 
 <ul>
 <li>
 Developing native mobile applications for iOS and Android
 </li>
 <li>
 Implementing secure authentication flows using OAuth2 / OpenID Connect (Auth0 preferred)
 </li>
 <li>
 Integrating with Azure-based RESTful APIs
 </li>
 <li>
 Building offline-first capabilities where required
 </li>
 <li>
 Designing scalable, maintainable mobile architectures
 </li>
 <li>
 Contributing to how mobile systems interact with backend services&mdash;not just consuming APIs, but helping shape them
 </li>
 <li>
 Design and implement production-ready mobile applications
 </li>
 <li>
 Integrate APIs with proper error handling, retry strategies, and performance optimization
 </li>
 <li>
 Implement secure authentication and manage token lifecycles
 </li>
 <li>
 Ensure high standards of performance, responsiveness, and user experience
 </li>
 <li>
 Contribute to technical and architectural decisions
 </li>
 <li>
 Collaborate closely with backend engineers and product teams
 
 
 </li>
 </ul>
 
 
 Tech Stack
 
 
 
 
 <ul>
 <li>
 Native development: Swift (iOS) / Kotlin (Android)
 </li>
 <li>
 RESTful APIs hosted on Azure App Services
 </li>
 <li>
 Authentication via Auth0 (OAuth2 / OIDC)
 </li>
 <li>
 CI/CD pipelines
 </li>
 <li>
 Secure storage and token management
 </li>
 <li>
 App Store &amp; Google Play deployment workflows
 
 
 </li>
 </ul>
 
 Requirements
 
 
 
 <ul>
 <li>
 3+ years of experience in mobile development
 </li>
 <li>
 Strong experience in native or cross-platform mobile development
 </li>
 <li>
 Solid understanding of REST APIs and API-driven architecture
 </li>
 <li>
 Experience with OAuth2 / OpenID Connect (Auth0 is a plus)
 </li>
 <li>
 Strong knowledge of mobile security best practices
 </li>
 <li>
 Experience deploying applications to the App Store and Google Play
 </li>
 <li>
 Commitment to clean code and structured architecture principles
 </li>
 <li>
 Fluent English communication skills (required)
 </li>
 </ul>
</div>

Mobile Developer (Mid-Level) - Octopus by RTG

Henkel

<div>
 
 About this Position
 
 This role is part of Henkel GBS+, focusing on designing and building high-quality Android applications while collaborating with global product, design, and engineering teams to deliver scalable, high-performing mobile solutions.
 
 
 
 What You&acute;ll Do
 
 
 
 <ul>
 <li>
 Design, build, and maintain high-quality Android applications using modern frameworks like Kotlin, Jetpack, and Jetpack Compose
 </li>
 <li>
 Collaborate closely with designers, backend engineers, and product teams to deliver intuitive, high-performing mobile experiences
 </li>
 <li>
 Apply clean architecture, best practices, and design patterns to ensure scalable, maintainable code
 </li>
 <li>
 Integrate Android applications with cloud services, REST APIs, and backend systems securely and efficiently
 </li>
 <li>
 Use AI-assisted development tools to speed up coding, debugging, testing, and documentation
 </li>
 <li>
 Ensure excellent app performance, stability, usability, and accessibility
 </li>
 <li>
 Contribute to technical decisions, architectural discussions, and code reviews
 </li>
 <li>
 Continuously improve development workflows, CI/CD pipelines, and engineering standards
 
 
 </li>
 </ul>
 
 What makes you a good fit
 
 
 
 <ul>
 <li>
 Bachelor's degree in computer science or any related field
 </li>
 <li>
 Strong hands-on experience with Android development in Kotlin and the Android SDK
 </li>
 <li>
 Deep knowledge of Jetpack, Jetpack Compose, and modern Android UI and UX best practices
 </li>
 <li>
 Solid understanding of software architecture, design patterns, and clean code principles
 </li>
 <li>
 Experience integrating mobile applications with backend APIs, cloud services, and security standards (e.g., OAuth)
 </li>
 <li>
 Familiarity with AI-powered development tools and modern engineering workflows
 </li>
 <li>
 Strong problem-solving, debugging, and performance optimization skills
 </li>
 <li>
 Comfortable working independently and collaboratively in fast-paced environments
 </li>
 <li>
 Fluent English communicator with an ownership mindset, attention to detail, and passion for high-quality mobile UX
 
 
 </li>
 </ul>
 
 Some perks of joining Henkel
 
 
 
 <ul>
 <li>
 Flexible work scheme with flexible hours, hybrid work model, and work from anywhere policy for up to 30 days per year
 </li>
 <li>
 Diverse national and international growth opportunities
 </li>
 <li>
 Global wellbeing standards with health and preventive care programs
 </li>
 <li>
 Gender-neutral parental leave for a minimum of 8 weeks
 </li>
 <li>
 Employee Share Plan with voluntary investment and Henkel matching shares
 </li>
 <li>
 Comprehensive Health Insurance for employee + dependents
 </li>
 <li>
 Employee Assistance Programme provides a wide range of mental health and wellbeing benefits
 
 
 </li>
 </ul>
 At Henkel, we come from a broad range of backgrounds, perspectives, and life experiences. We believe the uniqueness of all our employees is the power in us. Become part of the team and bring your uniqueness to us! We look for a diverse team of individuals who possess different backgrounds, experiences, personalities and mindsets.
 
 
</div>

Mobile Developer - Sr Android Engineer

Homzmart

<div>
 
 Company Description
 
 
 
 
 Homzmart
 
 is an end to end community that connects home professionals with homeowners who can browse home designs, furniture, accessories and products and also can find reviews, referring professionals, take advice from professionals and read articles about home improvement.
 
 
 
 Job Description
 
 
 
 We are seeking a highly experienced Senior Mobile Cross-Platform Developer to join our growing mobile team. This role requires a strong background in developing and delivering high-quality mobile applications at scale. The ideal candidate will have deep expertise in React Native and native mobile ecosystems, with the ability to take technical ownership, mentor peers, and drive innovation in a fast-paced, product-driven environment.
 
 
 
 Responsibilities
 
 
 
 <ul>
 <li>
 Lead the design, development, and deployment of advanced mobile applications for iOS and Android using React Native.
 </li>
 <li>
 Collaborate with product managers, designers, and backend engineers to define, design, and ship new features.
 </li>
 <li>
 Architect scalable and maintainable mobile solutions, ensuring adherence to best practices in code quality, testing, and performance optimization.
 </li>
 <li>
 Drive the adoption of modern mobile development practices, tools, and frameworks.
 </li>
 <li>
 Provide technical mentorship to junior and mid-level developers.
 </li>
 <li>
 Support the entire application lifecycle, including requirements analysis, design, implementation, testing, release, and continuous improvement.
 </li>
 <li>
 Troubleshoot, debug, and resolve performance bottlenecks, ensuring smooth app performance across devices.
 </li>
 <li>
 Stay up to date with the latest mobile development trends, libraries, and frameworks to continuously enhance team capabilities.
 
 
 </li>
 </ul>
 Qualifications
 
 
 <ul>
 <li>
 Bachelor&rsquo;s degree in Computer Science, Software Engineering, or equivalent practical experience.
 </li>
 <li>
 5+ years of professional experience in mobile development, with at least 3 years in cross-platform development using React Native.
 </li>
 <li>
 Proven track record of building and releasing complex mobile applications at scale, available on the App Store and Google Play Store.
 </li>
 <li>
 Solid experience with RESTful APIs, GraphQL, and backend integration.
 </li>
 <li>
 Expertise in mobile app performance optimization and security best practices.
 </li>
 <li>
 Proficiency with Git, CI/CD pipelines, and mobile deployment processes.
 </li>
 <li>
 Familiarity with Agile/Scrum methodologies and collaboration tools (Jira, Confluence, etc.).
 </li>
 </ul>
</div>

Senior React Native Mobile  Developer

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