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Varishtha Infotech

Job Title: Backend LeadExperience: 10+ Years Location: Dubai (Onsite)Candidate should be in UAEJob SummaryWe are seeking a highly experienced Backend Lead with strong expertise in enterprise-grade system design, micro services architecture, and large-scale distributed systems. The ideal candidate will bring deep technical expertise along with strong leadership, architectural ownership, and stakeholder management capabilities.This role requires hands-on development, architectural decision-making, and end-to-end ownership of backend platforms built using modern Java (17+), Spring ecosystem, and event-driven architectures.Key Responsibilities● Lead end-to-end architecture, design, and development of scalable backend systems.● Drive technical strategy, solution architecture, and system design across multiple projects.● Provide technical leadership and mentorship to development teams and guide best engineering practices.● Design and develop high-performance microservices using Java 17+, Spring Boot, and Spring Security.● Own API design standards, ensuring robust RESTful services, idempotency, and backward compatibility.● Architect and implement event-driven systems using Kafka and asynchronous messaging patterns.● Ensure system scalability, fault tolerance, and resiliency using distributed system principles.● Collaborate closely with product owners, stakeholders, and cross-functional teams to translate business needs into technical solutions.● Drive best practices around code quality, performance optimization, and security.● Oversee end-to-end delivery, from requirement analysis to production deployment and post-release support.Key Skills &amp; Technical Expertise● Programming: Java 17+ (Strong command of functional programming, streams, concurrency)● Frameworks: Spring Boot, Spring Framework, Spring Security● Architecture:o Microservices Architectureo Distributed Systemso Event-Driven Architectureo API Design &amp; Idempotency● Messaging &amp; Streaming: Kafka, Event Processing● System Design: High availability, scalability, fault tolerance● Databases: SQL &amp; NoSQL databases● DevOps &amp; Cloud Exposure: CI/CD, containerization (Docker), orchestration (Kubernetes)● Design Principles: SOLID, Clean Architecture, Domain-Driven Design (DDD)Leadership &amp; Soft Skills● Proven experience in team leadership, mentoring, and technical guidance● Strong stakeholder management and cross-team collaboration skills● Ability to drive architectural discussions and influence technical decisions● Excellent problem-solving, analytical, and communication skillsPreferred / Nice to Have● Experience with cloud platforms (AWS / Azure / GCP)● Exposure to monitoring and observability tools (Prometheus, Grafana, ELK)● Experience with performance tuning, scalability testing, and system resilience patternsJob Types: Full-time, PermanentPay: AED23,000.00 - AED27,000.00 per monthAbility to commute/relocate:<ul><li>Dubai: Reliably commute or planning to relocate before starting work (Required)</li></ul>Application Question(s):<ul><li>Notice period</li><li>Current Salary per month in AED</li><li>Expected salary per month in AED</li></ul>Experience:<ul><li>Docker, Kubernetes: 3 years (Required)</li><li>Java 17 and above: 5 years (Required)</li><li>Spring Boot, Spring Framework, Spring Security: 8 years (Required)</li><li>Total: 10 years (Required)</li><li>Microservices Architecture: 7 years (Required)</li><li>Kafka, Event Processing: 4 years (Required)</li><li>SQL &amp; NOSQL: 6 years (Required)</li></ul>Language:<ul><li>Arabic (Preferred)</li></ul>

Lead Java Developer

OneBullEx

<div>Responsibilities
<ul>
<li>Participate in the development and maintenance of core backend systems of a digital asset exchange, including matching, order management, market data, clearing, and settlement
</li>
<li>Develop high-performance, scalable microservices based on Spring Boot
</li>
<li>Design and implement distributed caching, in-memory data sharing, and state synchronization mechanisms using Hazelcast to ensure data consistency and low-latency communication between services
</li>
<li>Build highly available and scalable messaging systems using Kafka or other message middleware for critical modules such as order flows and matching notifications
</li>
<li>Optimize database and caching architectures to ensure system stability and throughput under high-concurrency trading scenarios
</li>
<li>Integrate with blockchain-related modules, including deposits, withdrawals, on-chain confirmations, and wallet systems
</li>
<li>Write API and technical documentation, and participate in code reviews and system refactoring
</li>
</ul>Requirements
<ul>
<li>Bachelor's degree or above in Computer Science or a related field, with 3+ years of Java backend development experience
</li>
<li>Strong proficiency in Java programming and familiarity with building microservice architectures using Spring Boot / Spring Cloud
</li>
<li>Proficient in using Hazelcast, with a solid understanding of data partitioning, Map/Event mechanisms, distributed locks, and related core features; hands-on experience preferred
</li>
<li>Familiar with Kafka or other message middleware in distributed systems
</li>
<li>Proficient in mainstream storage technologies such as MySQL, Redis, and MongoDB
</li>
<li>Experience in exchange system development with an understanding of matching logic, order lifecycle, and risk control is a plus
</li>
<li>Understanding of blockchain principles; experience with on-chain interaction or wallet development is a plus
</li>
<li>Familiar with common development tools and workflows such as Git, Maven, Docker, and CI/CD
</li>
<li>Strong coding standards, communication skills, and team collaboration abilities, with the capability to independently analyze and solve problems
</li>
</ul>Nice to Have
<ul>
<li>Experience in designing and optimizing high-concurrency, low-latency system architectures
</li>
<li>Experience with high-performance messaging/queue components such as Aeron, Chronicle Queue, or Disruptor
</li>
<li>Familiarity with cloud-native technologies such as Kubernetes, Helm, and service mesh
</li>
<li>Experience contributing to open-source projects, writing technical blogs, or sharing architectural insights 
</li>
</ul>工作职责
<ul><li>参与数字资产交易所核心系统（撮合、订单、行情、清结算等）的服务端开发与维护</li></ul>
<ul><li>基于 Spring Boot 开发高性能、可扩展的微服务架构</li></ul>
<ul><li>设计并实现使用 Hazelcast 的分布式缓存、内存数据共享、状态同步机制，确保服务间数据一致性和低延迟通信</li></ul>
<ul><li>利用 Kafka 等消息中间件构建高可用、可扩展的消息系统，用于订单流、撮合推送等关键模块</li></ul>
<ul><li>优化数据库和缓存架构，保障高并发交易场景下的系统稳定性与吞吐能力</li></ul>
<ul><li>对接区块链相关业务模块，包括充值、提币、链上确认、钱包系统等</li></ul>
<ul><li>撰写接口与技术文档，参与代码评审与系统重构。</li></ul> 
任职要求
<ul><li>计算机或相关专业，3年以上 Java 后端开发经验</li></ul>
<ul><li>精通 Java 编程，熟悉 Spring Boot / Spring Cloud 构建微服务架构</li></ul>
<ul><li>熟练使用 Hazelcast，理解其数据分区、Map/Event机制、分布式锁等核心特性，有实战经验优先</li></ul>
<ul><li>熟悉 Kafka 或其他消息中间件在分布式系统中的应用</li></ul>
<ul><li>熟练掌握 MySQL / Redis / MongoDB 等主流存储技术</li></ul>
<ul><li>有交易所系统开发经验，理解撮合逻辑、订单生命周期、风控等业务者优先</li></ul>
<ul><li>了解区块链原理，有链上交互或钱包开发经验优先</li></ul>
<ul><li>熟悉 Git、Maven、Docker、CI/CD 等常用开发工具和流程</li></ul>
<ul><li>良好的编码规范、沟通能力和团队协作精神，具备独立分析和解决问题能力</li></ul> 
加分项
<ul><li>有高并发、低延迟系统架构设计与调优经验</li></ul>
<ul><li>使用过 Aeron、Chronicle Queue、Disruptor 等高性能消息/队列组件</li></ul>
<ul><li>熟悉 Kubernetes / Helm / 服务网格等云原生技术</li></ul>
<ul><li>有参与开源项目、撰写技术博客或架构分享经验者优先</li></ul></div>

Java Developer (Trading Engine)

DICETEK LLC

<div>Job Summary
We are looking for a Backend Developer with strong knowledge of Java and Node.js to work on live production systems and support the migration of applications from Java to Node.js. The developer will use AI-powered IDEs and tools such as Cursor AI to improve productivity, problem solving, and code quality. 
Key Responsibilities
1 Develop and maintain backend services using Java and Node.js
2 Migrate existing applications from Java to Node.js with minimal downtime
3 Work on running (live) production applications including fixes, enhancements, and optimizations
4 Build and maintain REST APIs for frontend integration
5 Fix bugs, improve system stability, and optimize performance
6 Use AI-powered IDEs and tools (Cursor AI, ChatGPT, GitHub Copilot, or similar) for problem solving, debugging, and faster development
7 Collaborate with frontend developers, DevOps, and technical teams 
Required Skills
1 Strong knowledge of Java and Node.js
2 Experience working with running (live) production systems
3 Good understanding of databases (SQL and/or NoSQL)
4 Experience building and consuming REST APIs
5 Hands-on experience using AI IDEs or AI coding tools such as Cursor AI, Copilot, or similar
6 Ability to work independently and within a team
7 Strong problem-solving and debugging skills 
Nice to Have
1 Experience with cloud platforms
2 Knowledge of Docker, CI/CD, or DevOps practices
3 Performance tuning and system optimization experience</div>

Backend Developer (Java & Node.js – Application Migration)

Appcom Solution Technologies

We are looking for an Android Developer who possesses a passion for pushing mobile technologies to the limits. This Android app developer will work with our team of talented engineers to design and build the next generation of our mobile applications. Android programming works closely with other app development and technical teams.Responsibilities<ul><li>Translate designs and wire frames into high quality code</li><li>Design, build, and maintain high performance, reusable, and reliable Java code or kotlin code</li><li>Ensure the best possible performance, quality, and responsiveness of the application</li><li>Identify and correct bottlenecks and fix bugs</li><li>Help maintain code quality, organization, and automatization</li><li>Work with APIs and data sources per the requirements</li><li>Work with team members to design, develop, and launch new features</li><li>Put in place security procedures that are consistent with overall security goals</li><li>Unit-testing code for robustness, including edge cases, usability, and general reliability</li></ul>Skills<ul><li>BS/MS degree in Computer Science, Engineering or a related subject</li><li>Minimum experience should be 2 - 4 years</li><li>Strong knowledge of Android SDK, different versions of Android, and how to deal with different screen sizes</li><li>Knowledge of the Java and Kotlin programming languages is required to develop clear, legible, and maintainable code</li><li>Familiarity with RESTful APIs to connect Android applications to back-end services</li><li>Strong knowledge of Android UI design principles, patterns, and best practices</li><li>Experience with offline storage, threading, and performance tuning</li><li>Ability to design applications around natural user interfaces, such as &ldquo;touch&rdquo;</li><li>Familiarity with the use of additional sensors, such as gyroscopes and accelerometers</li><li>Knowledge of the open-source Android ecosystem and the libraries available for common tasks</li><li>Ability to understand business requirements and translate them into technical requirements</li><li>Familiarity with cloud message APIs and push notifications</li><li>A knack for benchmarking and optimization</li><li>Understanding of Google&rsquo;s Android design principles and interface guidelines</li><li>Proficient understanding of code versioning tools, such as Git</li><li>Familiarity with continuous integration</li><li>Additional knowledge about jet brains,Hilt or Dagger</li></ul>Job Type: Full-timePay: AED3,500.00 - AED4,000.00 per month

Android Developer

VALTRANS TRANSPORTATION SYSTEMS & SERVICES

Key Responsibilities<ul><li>Strong experience with C / C++ or C#</li><li>Design parking business logic</li><li>Build and maintain backend services and APIs for parking operations</li><li>Integrate with third party hardware and systems</li><li>Optimize system performance, reliability, and uptime</li><li>Experience with Node.js / Java / Python for application logic</li><li>RESTful API development</li><li>Event-driven and real-time processing</li><li>SQL databases: PostgreSQL / MySQL, SQL Server</li><li>NoSQL databases: MongoDB (preferred)</li><li>Experience with image and metadata storage</li><li>TCP/IP, HTTP/HTTPS, RTSP</li><li>WebSockets / Message Queues (RabbitMQ, Kafka, or MQTT)</li></ul>Required Qualifications<ul><li>Bachelor&rsquo;s degree in Computer Science, IT, or related field</li><li>5+ years of experience</li><li>Strong problem-solving and troubleshooting skills</li><li>Good documentation and communication skills</li><li>Ability to work independently</li></ul>Job Type: Full-timePay: AED8,000.00 - AED12,000.00 per monthApplication Question(s):<ul><li>Do you have experience with C / C++ or C#, Node.js / Java / Python ?</li><li>Are you willing to accept 8,000 to 12,000 AED salary?</li><li>Can you join immediately?</li></ul>Education:<ul><li>Bachelor's (Preferred)</li></ul>Experience:<ul><li>System Development: 5 years (Required)</li><li>Information Technology: 5 years (Required)</li></ul>

System Developer

KAYANA FOR BUSINESS SOFTWARE L.L.C S.O.C

About Kayana Kayana is one of the fastest-growing companies, empowering small and medium-sized businesses with cutting-edge technology to compete with larger enterprises in the ordering and payments space. As a disruptive force in the industry, we provide everything from essential point-of-sale systems to advanced solutions like self-service kiosks, enabling brands to scale and succeed. Our mission is simple: to help businesses thrive through innovative technology. With operations across the USA, UK, Europe, Australia, and the Middle East, Kayana is proud to foster an inclusive and dynamic culture. Every employee is supported with a personalized development plan, offering clear and achievable career paths for long-term growth.About You You are a builder who takes ownership from idea to delivery. Whether your craft is Android, Backend (Java/Spring Boot), Frontend (React), or UI/UX Design, you care about quality, collaboration, and real-world impact. You’re comfortable in fast-moving environments, partner well with cross-functional teams, and thrive on shipping features that customers love.Key Responsibilities Common (all Software Engineers)<ul><li>Collaborate with Product, Engineering, and Operations to turn requirements into reliable releases and great user experiences.</li><li>Uphold engineering/design standards through reviews, testing/validation, documentation, and continuous improvement.</li><li>Contribute to a culture of ownership, constructive feedback, and customer-centric delivery.</li></ul>Android Engineer<ul><li>Build and automate Android apps; optimize performance, security, and reliability.</li><li>Integrate with RESTful APIs; ensure seamless UX with designers and backend teams; support QA.</li></ul>Backend Engineer – Java/Spring<ul><li>Design and develop services using Java, Spring Boot/Microservices; build/consume REST APIs.</li><li>Work with AWS, relational databases (MySQL/PostgreSQL), and message queues (e.g., RabbitMQ); champion DevOps and automation.</li></ul>Frontend Engineer – React<ul><li>Build responsive, scalable web apps using React, HTML5/CSS3, and modern JS.</li><li>Integrate with REST APIs; optimize for performance and accessibility; troubleshoot and improve existing apps.</li></ul>UI/UX Designer<ul><li>Lead discovery, user research, and usability testing; translate insights into flows, wireframes, and high-fidelity designs.</li><li>Maintain design systems and ensure consistency across web/mobile; iterate based on feedback and analytics.</li></ul>What We’re Looking For<ul><li>Android: Strong grasp of Android SDK, modern UI patterns, and offline/performance tuning; experience with Compose/Flutter/Kotlin DSL; Git and CI familiarity.</li><li>Backend (Java/Spring): 3–7 years building Java/Spring services; REST, RDBMS (MySQL/PostgreSQL), AWS; solid problem-solving and design principles; DevOps mindset.</li><li>Frontend (React): 2+ years with React; HTML/CSS/JS; API integration; responsiveness/cross-browser basics; Git and modern build tools (Webpack/Babel/Vite).</li><li>UI/UX: 3–5 years in UI/UX; Figma/Sketch/XD; strong UX foundations (personas, journeys, prototypes) and visual craft; portfolio showcasing process and outcomes.</li></ul>Nice to have: TypeScript, testing (Jest/RTL), Redux/Context, CI/CD, containers (Docker/K8s), NoSQL, event-driven patterns, accessibility, analytics, and payments/fintech/POS domain exposure.Why Join Us?At Kayana, you’ll be part of a fast-growing global company where your contributions will make a direct impact. We offer:<ul><li>A clear path for career growth.</li><li>The opportunity to set up and shape the compliance framework for a growing international business.</li><li>A supportive and collaborative environment where your success is celebrated.</li></ul>

Software Engineers (Backend/Frontend/Android) & UI/UX Designer

Talents of Endearment

A multinational technology firm is seeking a Senior Java + React Engineer to develop scalable web applications. This role involves full-stack development with a focus on Java and React, mentoring junior engineers, and contributing to architectural decisions. Candidates should have 5-7 years of experience and a Bachelor's degree in a related field. Competitive salary packages range from AED 17,000 to AED 35,000 based on experience.

Senior Java + React Full-Stack Engineer

Explore 327+ Java developer in Dubai this January. Find roles across top companies and apply now to boost your career.