57 Java Kotlin jobs in Oman

We are looking for a talented Backend Developer with at least 2 years of professional experience in Django/Python to join our team. The ideal candidate should have hands-on experience building secure APIs, managing databases, and deploying production-ready backend systems.

Responsibilities

• Design, develop, and maintain RESTful APIs using Django + Django REST Framework (DRF).
• Implement JWT authentication and token refresh for secure mobile app integration.
• Manage relational databases (PostgreSQL), including schema design, migrations, and query optimization.
• Handle file uploads (PDFs, images) securely and efficiently.
• Implement OTP-based login flows (via SMS/email).
• Work with Celery + Redis for background jobs (e.g., rate limiting, scheduled tasks).
• Integrate APIs with frontend (Flutter) and external services.
• Develop subscription and payment handling logic.
• Deploy and monitor backend services on cloud platforms.
• Set up proper logging, error monitoring, and observability.
• Ensure clean code, documentation, and testing (unit tests + API docs).

Requirements

• 2+ years of experience with Django/Python in production.
• Strong knowledge of Django REST Framework (DRF).
• Proficiency in PostgreSQL/MySQL.
• Experience with JWT authentication & secure API development.
• Familiarity with file handling and uploads.
• Understanding of OTP flows (SMS/email).
• Knowledge of Celery + Redis for async/background tasks.
• Version control (Git/GitHub) and CI/CD familiarity.
• Good debugging, optimization, and problem-solving skills.

Benefits

• Opportunity to work on modern, scalable backend systems.
• Professional growth and long-term career opportunities.

How to Apply

Send your CV + GitHub/portfolio links to:

• Use subject line: "Backend – Your Name"

Job Type: Full-time

Pay: RO RO per month

Role Overview
We are looking for a talented and experienced PHP Backend Developer with a strong background in building and optimizing backend services. The role requires hands-on expertise in PHP frameworks, API development, and database management, with a focus on scalability, efficiency, and collaboration with cross-functional teams.

Key Responsibilities

• Design, develop, and maintain backend services and APIs to support business applications.
• Optimize systems for maximum performance, scalability, and reliability.
• Collaborate closely with front-end developers, QA engineers, and business stakeholders to ensure seamless delivery.
• Troubleshoot, debug, and upgrade existing software systems to meet evolving needs.
• Produce clean, efficient, and well-documented code aligned with best practices.
• Participate in technical discussions, contribute to architectural decisions, and provide guidance on backend best practices.
• Support business objectives by ensuring backend solutions are secure, stable, and aligned with client requirements.
• Prepare technical documentation and maintain version control for efficient collaboration and knowledge sharing

Requirements

• Minimum of 5 years' professional experience in PHP backend development.
• Strong knowledge of PHP frameworks (Laravel, Symfony, or similar).
• Solid experience in RESTful API design and development.
• Hands-on expertise with MySQL or other relational databases.
• Strong understanding of version control systems (Git).
• Ability to work independently and proactively within an office environment.
• Strong problem-solving skills and attention to detail

We are looking for a talented and experienced PHP Backend Developer with a strong background in building and optimizing backend services. The role requires hands-on expertise in PHP frameworks, API development, and database management, with a focus on scalability, efficiency, and collaboration with cross-functional teams.

• Design, develop, and maintain backend services and APIs to support business applications.
• Optimize systems for maximum performance, scalability, and reliability.
• Collaborate closely with front-end developers, QA engineers, and business stakeholders to ensure seamless delivery.
• Troubleshoot, debug, and upgrade existing software systems to meet evolving needs.
• Produce clean, efficient, and well-documented code aligned with best practices.
• Participate in technical discussions, contribute to architectural decisions, and provide guidance on backend best practices.
• Support business objectives by ensuring backend solutions are secure, stable, and aligned with client requirements.
• Prepare technical documentation and maintain version control for efficient collaboration and knowledge sharing.

• Minimum of 5 years' professional experience in PHP backend development.
• Strong knowledge of PHP frameworks (Laravel, Symfony, or similar).
• Solid experience in RESTful API design and development.
• Hands-on expertise with MySQL or other relational databases.
• Strong understanding of version control systems (Git).
• Ability to work independently and proactively within an office environment.
• Strong problem-solving skills and attention to detail.

We are seeking an accomplished and seasoned Senior Android Developer to join our dynamic team. The ideal candidate will possess an in-depth expertise in Kotlin and advanced Android development techniques, with a strong emphasis on Jetpack Compose and the Model-View-Intent (MVI) architecture pattern. You will play a pivotal role in leading the design, development, and maintenance of high-performance, reusable, and reliable code for our Android applications, while also mentoring junior developers and driving innovative solutions across projects.

Senior-Level

Remote

• Lead the design and development of robust, scalable, and maintainable Android applications using Kotlin and Jetpack Compose.
• Collaborate closely with cross-functional teams—including product managers, designers, backend engineers, and QA—to define, plan, and deliver innovative features that align with business goals and user needs.
• Architect and implement modern Android solutions using the MVI (Model-View-Intent) pattern, ensuring a responsive, maintainable, and modular codebase.
• Drive performance optimization efforts to ensure applications run efficiently, with minimal memory usage, smooth animations, and fast load times across a wide range of Android devices.
• Write clean, well-documented, and reusable code with a strong focus on maintainability, scalability, and adherence to established coding standards and best practices.
• Conduct thorough code reviews to ensure consistency, readability, and maintainability across the codebase while also mentoring junior developers and fostering a culture of continuous improvement.
• Lead testing efforts including unit, integration, and UI testing using frameworks like JUnit, Espresso, and Mockito—ensuring stability and reliability through automated test coverage.
• Leverage CI/CD pipelines and automation tools (e.g., GitHub Actions, Jenkins, or Bitrise) to streamline builds, enforce quality gates, and support frequent, zero-downtime releases
• Identify and resolve complex bugs, performance bottlenecks, and reliability issues in a timely manner with a data-driven problem-solving approach.
• Actively contribute to architectural decisions, technical roadmaps, and planning sessions to shape the future of Android development within the team.
• Stay current on the latest Android frameworks, tools, and best practices, and evaluate applicability to improve development efficiency and user experience.
• Ensure accessibility, security, and internationalization best practices are considered throughout the development and testing lifecycle

Kotlin Programming : Strong command of Kotlin and Android SDK

Jetpack Compose : Confident in building modern UI with Compose

MVI Architecture :Practical experience with unidirectional state management

REST API Integration : Comfortable working with remote data and API contracts

Testing Tools : Experience with JUnit, Espresso, and test coverage practices

CI/CD Familiarity : Strong familiarity with GitHub Actions or Jenkins

Version Control :Solid Git/GitHub workflow

App Optimization : Performance tuning, battery and memory profiling

Modularization & Multi-module Projects :Experience with scaling Android projects into multiple modules

Problem Solving : Debugs complex issues with ownership mindset

Communication : Shares progress clearly and asynchronously

Collaboration : Works well in cross-functional teams. Actively participates in Agile ceremonies and drives team alignment around goals and delivery.

User Empathy : Cares deeply about smooth UX and accessibility

Adaptability : Quick to learn tools, concepts, and frameworks

Initiative : Offers improvements in architecture or developer experience

• 6+ years of professional experience in Android application development, with a proven track record of delivering high-quality, scalable apps.
• Proficiency in Kotlin, Jetpack Compose, and Android SDK
• In-depth experience integrating with RESTful APIs and third-party libraries, and working with tools such as Retrofit, Room, and Dagger/Hilt.
• Expertise in unit and UI testing frameworks (e.g., JUnit, Mockito, Espresso), with a focus on writing reliable, maintainable, and testable code.
• Proficient with Git and common branching workflows
• A published app on Play Store is a plus
• Being a part of a global startup with hyper-growth.
• Exceptional, innovative and dynamic work environment
• Full transparency and open employee communication
• Tremendous growth & career advancement opportunities

• Are you ‘the’ android mastermind?
• Do you think you can change the world of Android apps?
• Do you have what it takes to create something new?

Planetwelve is looking for a creative and dexterous Android developer who will be responsible for the entire Android app development life cycle.

2 years of relevant experience of developing Android apps from conceptualization to release to app stores and support.

• Proficient knowledge of Adobe Suite.
• Creative and innovative.
• Self-motivated.
• Excellent communication and presentation skills.

Overview

Join to apply for the Software Engineer role at Flourish Health .

This range is provided by Flourish Health. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more.

$60,000.00/yr - $120,000.00/yr

We provides IT services and consulting tailored for small healthcare businesses and private practices. Our mission is to help providers enhance efficiency, ensure data security, and adopt cost-effective technology solutions that support high-quality care.

In addition to healthcare IT support, we develop custom software solutions designed to meet the unique needs of small healthcare organizations. Our team builds secure, user-friendly, and HIPAA-compliant tools that simplify operations and improve patient outcomes.

Flourish Health is also exploring opportunities in the blockchain industry, aiming to leverage decentralized technologies to improve data integrity, transparency, and trust in healthcare and beyond.

At Flourish Health, we make technology simple, reliable, and accessible—so healthcare professionals can thrive in a digital world.

We're An Early-stage Team Building a Project— a Fully On-chain Decentralized Borrowing Protocol — And We're Currently Looking To Bring On Two Web3 Developers

• Frontend Developer – to help update and improve our React.
• Smart Contract Developer – to build and integrate contracts using Solidity, ethers.js, wagmi, etc.

We're aiming to hire both by next month. Since we're a small, fast-moving startup, there's no formal hiring process — just a focus on working with skilled, motivated builders who can move fast.

These are short-term roles, but we’re open to extending the collaboration if it’s a good fit. Experience with multi-chain (EVM) development is a big plus.

• You have hands-on experience building in Web3, with strong skills in React or Solidity/EVM tools like ethers.js, wagmi, or hardhat.
• You have at least 3 years experience, ideally within a Software Engineer role.
• You thrive in early-stage startup environments — you’re self-motivated, fast-moving, and able to take ownership without heavy structure.
• You possess strong analytical skills.
• You’re passionate about blockchain, decentralized finance (DeFi), or the future of technology in healthcare.

• Join a fast-moving startup building a fully on-chain decentralized borrowing protocol — shape the future of Web3 in healthcare and beyond.

• Mid-Senior level

• Full-time

• Engineering and Information Technology
• Industries - Software Development and IT Services and IT Consulting

Referrals increase your chances of interviewing at Flourish Health by 2x

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About the Role

Qtech is looking for an Omani talented
Software Developer
with a strong background in .NET technologies. The ideal candidate will be passionate about building scalable, reliable applications and eager to work in a collaborative environment.

Requirements

• 3–5 years of experience in
  software development
  , with a focus on
  .NET frameworks
• Proficiency in:
• Backend:
  .NET Core, C#, ASP.NET
• Frontend:
  Angular, React, HTML, CSS, JavaScript
• Databases:
  SQL Server, MySQL
• Familiarity with
  cloud services
  (Azure or AWS preferred)
• Strong logical thinking and the ability to design robust programming solutions
• Eagerness to learn new technologies independently
• Fluency in
  Arabic and English
• Strong communication and teamwork skills

Why Join Us

• At Qtech, we believe in building solutions that matter. You'll be part of a team that values
  innovation, collaboration, and continuous learning
  , while contributing to projects that help shape Oman's digital future.

If you are an
Omani professional
who fits this profile, or know someone who does, please reach out or share this opportunity within your network.

Job Purpose:

Maintain & support applications along to it analyze, design, develop, modify & test the applications related to Branch & Payment systems for both conventional and Islamic. In this role, the candidate should have high support & analytical skills and to enhancing applications both inhouse (development experience) and vendor based. The candidate is expected to design, develop, implement, and maintain efficient solutions to enable the business groups & operations groups with Business needs, Regulatory needs & Technological advancements.

Responsible for development, maintenance & support of Branch, Backoffice and Payment systems for both conventional and Islamic.

Applications majorly consist of:

o Swift related applications (Swift Alliance, Safewatch)

o RTGS / ACH

o Electronic Clearing system (ECC / ECC On-us / RDC / ATM-Prompt)

o Salary / WPS

o Reconciliation systems

o Teller system

Role consists of:

• Production Support – BAU

• Issue resolution well within the agreed SLAs, wherever required.

• Ensure Audit / Regulatory / Security compliance.

• Critical issue Support as and when required on the respective business areas handled with the aim of reducing Customer complaints

• Work on business requirements and projects.

• Validate and make sure the Design of all the new requirements / enhancements fit into overall architecture and integrity of the system.

• Review technical and business documentations produced by vendor and other stake holders (architecture, the design, specifications) and provide inputs

• Liaise with and manage expectations of business users and vendor resources

• Perform Regression Testing, SITs part of changes and support involving users for UAT.

• Design & Develop, modify modules in applications built on Dotnet, WCF & MS-SQL

• Understanding on Micro-services architecture

• Peer code reviews within team

• Ensure strict adherence to the SLA for issue resolution

• Take lead and evolve /devise solutions for critical requirements like data growth, Archival and performance enhancement

• Keep the system performance at acceptable level.

Education:

• Bachelor's degree or equivalent with specialization in IT.

• 5-8 years hands-on experience in implementing/supporting Branch & Payment Applications in banks or financial institutions