field engineer

software engineer

technical engineer

ai engineer

backend developer

backend engineer

Qureos

<h3>About the Role &nbsp;</h3>Our backend powers complex workflows across jobs, interviews, sourcing, and AI-driven insights. As we expand these capabilities, we’re strengthening our architecture and introducing new patterns to support scale and speed. We’re hiring a Senior Backend Engineer who enjoys solving real product challenges, shaping reliable systems, and helping a team level up.Your work will influence how our backend grows — improving performance, modularity, and developer experience — while delivering new features that matter to our customers.This is a role for someone who values doing the right thing, moves with high velocity, communicates clearly. &nbsp;<h3>What You’ll Work On &nbsp;</h3><ul><li>Build backend features using Node.js / NestJS with clean, scalable patterns</li><li>Improve backend structure, modularity, and data flows</li><li>Implement API endpoints and business logic with clarity and maintainability</li><li>Review code and guide engineers toward better patterns</li><li>Collaborate with frontend, product, and AI teams to design efficient solutions</li><li>Identify small improvements that increase developer velocity</li><li>Strengthen error handling, validation, and domain clarity across the backend</li><li>Help the team avoid new tech debt while delivering fast &nbsp;</li></ul><h3>Requirements</h3><ul><li>Strong experience with NestJS</li><li>Deep understanding of backend architecture patterns: <ul><li>Modular monolith</li><li>Service + repository layering</li><li>Dependency injection</li><li>DTOs &amp; validation</li></ul></li><li>Solid experience designing reliable, high-quality APIs</li><li>Strong debugging, problem-solving, and code-organization skills</li><li>Ability to guide other developers and establish patterns</li><li>Experience with PostgreSQL, and MongoDB</li><li>Experience improving backend performance or resolving bottlenecks</li><li>Experience in event-driven or modular architectures</li><li>Experience in AI-powered products (Claude, Cursor, Copilot)</li></ul>

Senior Backend Engineer

Fuse Energy

<div>
 In this role you will work closely within product to build the core digital infrastructure for a next-generation energy company. You will use your experience to engineer backend infrastructure that is second-to-none.
 
 
 You'll be working across the back-end:
 
 
 <ul>
 <li>
 Constructing a real-time digital twin of our renewable generation and customer demand
 </li>
 <li>
 Developing messaging interfaces with our third-party providers
 </li>
 <li>
 Building high-volume pipelines for processing customer energy consumption
 </li>
 <li>
 Build the backend of a world class energy app
 
 
 </li>
 </ul>
 For this role, you should be able to think on your feet and adapt to new business needs as well as take ownership of projects and drive change.
 
 
 As an early member of the Fuse Energy team you will help bring clean, cheap electricity to households around the world.
 
 
 
 Requirements
 
 
 
 <ul>
 <li>
 Demonstrable excellence as a Software Engineer
 </li>
 <li>
 Ideally 2+ years experience
 </li>
 <li>
 Proven ability to define and build complex systems
 </li>
 <li>
 Hands-on experience shipping highly-available production systems
 </li>
 <li>
 Clear communication
 
 
 </li>
 </ul>
 Bonus
 
 
 <ul>
 <li>
 Experience with infrastructure as code (e.g. AWS CDK)
 </li>
 <li>
 Experience in the Energy sector
 </li>
 <li>
 Experience shipping consumer-facing products
 
 
 </li>
 </ul>
 
 Benefits
 
 
 
 <ul>
 <li>
 Competitive salary and a stock options sign-on bonus
 </li>
 <li>
 Biannual bonus scheme
 </li>
 <li>
 Fully expensed tech to match your needs!
 </li>
 <li>
 Paid annual leave
 </li>
 <li>
 Breakfast and dinner for office based employees
 </li>
 </ul>
</div>

Senior/Lead Backend Engineer

BlockDelta

Overview Our client is a pioneer in digital finance, delivering next-generation crypto and FX platforms. With a strong foundation in regulated financial markets, theyve earned a reputation for excellence across global trading infrastructure. As part of their strategic growth, they are now seeking a Senior Backend Engineer to join their world-class engineering team in the UAE. Role Requirement We are looking for a sharp and dependable Senior Backend Engineer to help our client build the next generation of high-performance trading infrastructure. This role is perfect for someone who thrives in fast-paced environments and enjoys solving complex engineering challenges from optimizing memory usage and managing real-time socket connections to load testing mission-critical systems under pressure. Key Responsibilities <ul><li>Develop robust and scalable backend systems using Node.js to support mission-critical applications</li><li>Engineer low-latency, real-time communication features leveraging WebSockets or equivalent protocols</li><li>Optimize memory usage and enhance system efficiency under demanding workloads</li><li>Lead efforts in stress testing, performance analysis, and tuning of backend services</li><li>Work closely with frontend engineers and DevOps to ensure secure, reliable, and well-integrated deployments</li><li>Produce high-quality, maintainable, and well-tested code following best practices</li><li>Enhance data flow and maximize performance in high-concurrency, low-latency systems</li><li>Design and deploy resilient infrastructure with robust monitoring and alerting mechanisms</li></ul> Qualifications <ul><li>Minimum 6 years of backend engineering experience, including 5+ years working extensively with Node.js</li><li>Solid grasp of asynchronous workflows and event-driven system design</li><li>Proven experience building real-time applications using WebSockets, data streaming, and push technologies</li><li>Demonstrated expertise in memory analysis, garbage collection optimization, and identifying memory leaks</li><li>Familiarity with performance testing tools such as Artillery, k6, or JMeter</li><li>Practical experience working with Redis, PostgreSQL, and optionally MongoDB</li><li>Skilled in diagnosing performance bottlenecks and conducting in-depth debugging across complex systems</li><li>Strong knowledge of containerization, CI / CD workflows, and designing microservices-based systems</li><li>Familiarity with message brokers such as Kafka or RabbitMQ is an advantage</li><li>Background in building and maintaining distributed, high-availability infrastructure</li></ul> Favoured <ul><li>Industry experience in fintech, gaming, or high-speed trading environments</li><li>Hands-on background with binary protocols, custom-built socket servers, or low-level networking</li><li>Proficient in designing scalable infrastructure using Kubernetes</li><li>Comfortable working with real-time observability tools such as Prometheus and Grafana</li></ul>This is an exceptional opportunity to work with a world-class team.Salary: Highly competitive, in line with experience and market standards.To apply, please submit your CV via the link.For additional information about open vacancies and events we are attending, please feel free to follow our LinkedIn Page. We are presently working on numerous client roles at BlockDelta.

Senior Backend Engineer (Fintech / HFT)

Holo

<div>
 
 
 About Us:
 
 
 
 
 
 
 At Holo, we&rsquo;re on a mission to simplify homeownership through technology, expert guidance, and transparency. We operate across three core entities:
 
 
 
 
 <ul>
 <li>
 Holo Mortgage &ndash; providing digital mortgage solutions tailored to each client
 </li>
 <li>
 Holo Concierge &ndash; our concierge-style service that partners with clients and real estate agents to help approved buyers find their dream home.
 </li>
 <li>
 Holo KSA &ndash; expanding our footprint and innovation into the Saudi market
 </li>
 </ul>
 
 
 
 
 With over 25 years of expertise and 24,000+ happy homeowners, we&rsquo;ve mastered the art of simplifying the homebuying journey. We&rsquo;re building a smarter, faster, and more accessible way to own a home.
 
 
 
 
 
 
 Role Overview
 
 
 
 
 
 
 As a Senior Backend Engineer at Holo, youʼll be a key contributor to building and scaling our core backend services. Youʼll work hands-on across our NestJS- based stack, shaping system design, improving performance, and delivering high-quality features. Youʼll collaborate closely with the Tech Lead, Product Managers, and Frontend Team to translate requirements into reliable, maintainable backend solutions.
 
 
 
 
 
 
 Key Responsibilities
 
 
 
 
 
 <ul>
 <li>
 Backend Development
 </li>
 <li>
 Build and maintain backend services using Node.js, TypeScript, and NestJS
 </li>
 <li>
 Design and implement APIs, integrations, and business logic with clean, maintainable code
 </li>
 <li>
 Work with RabbitMQ for asynchronous workflows and Redis for caching/distributed operations
 </li>
 <li>
 Contribute to system architecture discussions, focusing on scalability and reliability
 </li>
 <li>
 Ensure high code quality through testing, documentation, and best practices
 </li>
 </ul>
 
 
 
 
 
 Collaboration &amp; Delivery
 
 
 
 
 
 <ul>
 <li>
 Partner with Product Managers to refine scopes, requirements, and edge cases
 </li>
 <li>
 Work closely with the Frontend Team to support fast, reliable full-stack delivery
 </li>
 <li>
 Participate in incident investigation, debugging, and performance optimization
 </li>
 <li>
 Contribute to CI/CD pipelines, observability, automation, and deployment improvements
 </li>
 </ul>
 
 
 
 
 
 Technical Ownership
 
 
 
 
 
 <ul>
 <li>
 Own features end-to-end, from design to production rollout
 </li>
 <li>
 Identify performance bottlenecks and propose improvements
 </li>
 <li>
 Write efficient, resilient code for distributed and high-traffic systems
 </li>
 <li>
 Engage in code reviews and contribute to team engineering standards
 </li>
 </ul>
 
 
 
 
 
 Team Environment
 
 
 
 
 
 
 Youʼll join a fast-paced, collaborative engineering team focused on shipping high- quality software. Senior engineers at Holo are trusted builders who take initiative, communicate clearly, and raise the overall technical bar through hands-on contributions.
 
 
 
 
 
 
 Qualifications
 
 
 
 
 
 <ul>
 <li>
 4-6+ years of backend engineering experience
 </li>
 <li>
 Strong proficiency with Node.js, TypeScript, and NestJS in production environments
 </li>
 <li>
 Solid understanding of PostgreSQL and relational database design
 </li>
 <li>
 Experience with RabbitMQ, Redis, and distributed system patterns
 </li>
 <li>
 Strong understanding of REST APIs, performance optimization, and system reliability
 </li>
 <li>
 Experience with automated testing, CI/CD pipelines, and observability tooling
 </li>
 <li>
 Ability to break down complex requirements and drive features independently
 </li>
 <li>
 Strong communication and collaboration skills
 </li>
 <li>
 Experience working in Agile/SCRUM teams
 </li>
 </ul>
 
 
</div>

Senior Backend Software Engineer (Onsite/Remote)

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

mLabs

<div><h3 class="jobSectionHeader">Senior Multichain Backend Web3 Engineer</h3>
Location: Remote - US/Europe/Latam/Dubai but must have 5hrs overlap with EST
Compensation: $150K - $200K
Join a well-funded, expert-led team building the foundational yield engine for the crypto economy. We are creating the unified layer that intelligently and continuously reallocates capital across Decentralized Finance (DeFi) protocols to maximize returns. This is a ground-floor opportunity to architect the transition to a multi-chain Web3 future.
This is a high-impact role with immense ownership over the most complex and critical aspects of our platform. You will be responsible for designing and building the scalable infrastructure required to connect and manage assets across various blockchain networks, ensuring security, reliability, and efficiency for all on-chain interactions. This role is ideal for engineers who thrive on technical problem-solving in a fast-paced, high-ambiguity environment.
Key Responsibilities &amp; Impact:<ul>
<li>
Platform Architecture: Architect and build a comprehensive multichain yield platform, a key piece of DeFi infrastructure.</li>
<li>Protocol Integration: Design and implement robust backend systems to interface directly with various on-chain protocols and smart contracts across multiple networks.</li>
<li>Complex Transaction Management: Own and optimize intricate transaction flows, including secure interaction with RPC nodes, managing state, and ensuring reliable, idempotent on-chain execution.</li>
<li>Future Definition: Play a key role in defining and implementing the next generation of on-chain yield strategies and products.</li>
<li>Security &amp; Quality: Maintain the highest standards for security, quality, and robustness for all production-grade Web3 systems.</li>
</ul>
Requirements
We are seeking an experienced Web3 backend specialist with a deep understanding of EVM and multi-chain interaction, coupled with a strong bias for action and autonomy.
Essential Qualifications:<ul>
<li>
Production Web3 Experience: 3+ years of demonstrable experience building and releasing production-grade Web3 backend systems.</li>
<li>Protocol Integration Mastery: Strong track record of integrating with various protocols and smart contracts, including managing complex transaction flows and seamless RPC node interaction.</li>
<li>EVM and DeFi Fundamentals: Deep understanding of EVM (Ethereum Virtual Machine) fundamentals, smart contract best practices, and current industry patterns in DeFi.</li>
<li>Tooling Proficiency: Extensive experience with popular Web3 development and testing tools/libraries (e.g., Tenderly, ethers, viem, wagmi, or similar).</li>
</ul>
Execution &amp; Ownership:<ul>
<li>
Strong bias towards action and the ability to work autonomously, thriving in high-ambiguity environments.</li>
<li>Possess the perseverance to figure out the solution to any complex, previously unsolved technical challenge.</li>
</ul>
Nice to Have:<ul><li>
Prior experience deploying smart contracts to mainnet and various EVM-compatible chains.</li></ul>
Benefits
We offer a highly competitive compensation structure and benefits package designed to attract and retain top-tier talent in the Web3 space.<ul>
<li>
Compensation: Highly competitive salary in line with top-tier crypto protocols (estimated $180,000 - $250,000+ annual base salary, depending on location and experience).</li>
<li>Ownership: Significant Company Equity/Token Allocation to ensure direct participation in the platform&rsquo;s success and long-term upside.</li>
<li>Team: Opportunity to work alongside an expert team backed by premier, industry-leading venture capital firms.</li>
<li>Career Growth: Ground-floor opportunity with immense influence over the product and technical roadmap.</li>
<li>Flexible Working: Remote-first culture with flexibility built into the core. (Assumed based on industry standards, as location was not specified).</li>
</ul>
Due to the high volume of applications we anticipate, we regret that we are unable to provide individual feedback to all candidates. If you do not hear back from us within 4 weeks of your application, please assume that you have not been successful on this occasion. We genuinely appreciate your interest and wish you the best in your job search.
Commitment to Equality and Accessibility:
At MLabs, we are committed to offer equal opportunities to all candidates. We ensure no discrimination, accessible job adverts, and providing information in accessible formats. Our goal is to foster a diverse, inclusive workplace with equal opportunities for all. If you need any reasonable adjustments during any part of the hiring process or you would like to see the job-advert in an accessible format please let us know at the earliest opportunity by emailing human-resources@mlabs.city.
MLabs Ltd collects and processes the personal information you provide such as your contact details, work history, resume, and other relevant data for recruitment purposes only. This information is managed securely in accordance with MLabs Ltd&rsquo;s Privacy Policy and Information Security Policy, and in compliance with applicable data protection laws. Your data may be shared only with clients and trusted partners where necessary for recruitment purposes. You may request the deletion of your data or withdraw your consent at any time by contacting legal@mlabs.city.</div>

Senior Web3 Back-end Engineer

Explore 1065+ Backend engineer in Dubai this December. Find roles across top companies and apply now to boost your career.

1065 backend engineer jobs IN Dubai

Senior Backend Engineer

Senior/Lead Backend Engineer

Senior/Lead Backend Engineer

Senior Backend Engineer (Fintech / HFT)

Senior Backend Software Engineer (Onsite/Remote)

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

Senior Web3 Back-end Engineer