senior java software engineer

Discovered MENA

<div>
 
 We are currently supporting a well-established and rapidly growing technology consultancy based in Dubai, on the lookout for skilled Java Developers to join their team. This is an exciting opportunity to work on confidential, cutting-edge projects in the online gaming and entertainment space, including platforms similar in scale and complexity to real-time messaging and gaming apps.
 
 
 
 
 
 If you're passionate about building high-performance, scalable systems and open to an international move, this could be a game-changer for your career.
 
 
 
 
 
 💡 What You&rsquo;ll Be Working On
 
 
 
 
 
 You'll be part of a cross-functional team building innovative solutions for high-traffic, global platforms in the digital entertainment space. Projects vary, from real-time communication platforms to secure, cloud-based gaming systems.
 
 
 
 
 
 🧰 Tech Stack &amp; Environment
 
 <ul>
 <li>
 Core Java / Java 11+
 </li>
 <li>
 Spring Boot, REST APIs
 </li>
 <li>
 Microservices architecture
 </li>
 <li>
 Messaging (Kafka, RabbitMQ or similar)
 </li>
 <li>
 Relational &amp; NoSQL Databases
 </li>
 <li>
 CI/CD, Docker, Kubernetes
 </li>
 <li>
 Cloud (AWS/GCP/Azure)
 </li>
 </ul>
 
 
 
 
 ✅ What We&rsquo;re Looking For
 
 <ul>
 <li>
 4+ years of experience in Java backend development
 </li>
 <li>
 Strong understanding of microservices and scalable system design
 </li>
 <li>
 Experience with cloud-native applications
 </li>
 <li>
 Bonus: Experience in gaming, fintech, or high-load environments
 </li>
 <li>
 Willingness to relocate to Dubai (relocation assistance provided)
 </li>
 </ul>
 
 
 
 
 🌍 Why Apply?
 
 <ul>
 <li>
 Relocate to Dubai &ndash; a fast-growing global tech hub
 </li>
 <li>
 Work with an international, inclusive team of 250+
 </li>
 <li>
 Be part of confidential projects with global impact
 </li>
 <li>
 Join a business that blends start-up energy with enterprise-level resources
 </li>
 <li>
 Enjoy a tax-free salary, sunny weather, and vibrant expat lifestyle
 </li>
 </ul>
 
 
</div>

Senior Java Software Engineer

Appstrice Technologies

Job Title: Senior Software Engineer &ndash; Java &amp; Spring BootLocation: BangaloreExperience: 3-5, 5&ndash;8 yearsEmployment Type: Full-TimeDepartment: Engineering / Product DevelopmentReporting To: Engineering Manager / CTORole OverviewWe are looking for a technically strong and conceptually clear Senior Software Engineer with hands-on experience in Java (11/16/21), multithreading, and FastAPI. This role demands deep understanding of core Java principles, concurrent programming, and backend API development. You&rsquo;ll be expected to contribute to system design, mentor junior developers, and build scalable, high-performance applications.Key Responsibilities&middot; Design and develop robust backend systems using Java and Spring Boot&middot; Implement multithreaded solutions with proper concurrency control&middot; Architect RESTful APIs with asynchronous handling and optimal performance&middot; Apply design patterns to solve real-world engineering problems&middot; Collaborate with cross-functional teams to translate business requirements into technical solutions&middot; Participate in code reviews, system design discussions, and performance tuning&middot; Solve algorithmic challenges and optimize data structures for production-grade systemsTechnical Expertise Required&middot; Java Fundamentals: Syntax, OOP principles, JVM memory model&middot; Generics: Type safety, bounded types, wildcards&middot; Exception Handling: Checked vs unchecked, custom exceptions&middot; Functional Interfaces &amp; Lambdas: Predicate, Function, Consumer, lambda syntax&middot; Stream API: Filtering, mapping, reduction, collectors&middot; Futures &amp; Locks: CompletableFuture, ReentrantLock, concurrency control&middot; Multithreading: Thread lifecycle, synchronization, deadlocks&middot; Semaphores: Permits, thread coordination, bounded resources&middot; SprintBoot: RESTful design, endpoints, async handling&middot; DSA &amp; Logical Thinking: Arrays, trees, graphs, recursion, problem-solving&middot; Design Patterns: Singleton, Factory, Strategy with real-world applicationsEvaluation Criteria&middot; Conceptual clarity across core topics&middot; Ability to explain trade-offs and use cases&middot; Demonstrated practical examples and project experience&middot; Readiness for hands-on coding and system design challenges&middot; Strong communication and mentoring skillsApply herehttps://app.talowiz.com/get-started/CMPNCHNLS5SUOY0Y6/CMPN48PTUZ809/ASSMNTRNDQ0V99NO07?it=OPEN&amp;tid=CMP74&amp;wmc=FLWMSTRKF0EVEXG9Job Type: Full-timePay: &#8377;567,632.60 - &#8377;1,945,426.70 per yearBenefits:<ul><li>Health insurance</li><li>Provident Fund</li></ul>Work Location: In person

Senior Software Engineer (Java & Fast API)

Teresol Pvt. Ltd

Teresol Pvt. Ltd. is a software development company based in Kar&#257;chi. This is a full-time on-site role for a Java Software Engineer at Teresol Pvt. Ltd. located in Kar&#257;chi. As a Java Software Engineer, you will be responsible for the day-to-day tasks related to software development, microservices design and implementation, programming, and using the Spring Framework. You will be working with Java to develop and maintain software solutions for our clients' needs.Experience:<ul><li>6 months to 1 year of strong experience in Java, Spring, Hibernate.</li><li>Extensive hand on experience in Java Enterprise Edition</li><li>Extensive Knowledge of Spring Integration and Spring Microservices framework</li><li>Experience with Docker</li><li>Experience in Continuous Integration/Continues Deployments tools</li><li>Experience in development using AOP (Aspect Oriented Programming) and TDD (Test Driven Development)</li><li>Experience in monitoring frameworks like ELK Stack (Elasticsearch, Logstash, Kibana)</li><li>Knowledge of open-source tools like Apache Kafka.</li></ul>Qualifications<ul><li>Bachelor's degree in Computer Science or related field</li></ul>Location - KarachiJob Type: Full-timeWork Location: In person

Software Engineer (Java)

Rearc

<div>We are seeking a highly skilled senior software engineer to join our team. This role requires a strong background in building high-performance, data-intensive applications that handle complex financial data. The ideal candidate will have deep expertise in Java, a proven track record in data engineering, and a thorough understanding of the intricacies of financial markets. You will leverage your technical skills to solve challenging problems throughout the entire software development lifecycle.<h2 class="jobSectionHeader">
What you'll do</h2><ul><li>
Design and Development: Architect, build, and maintain robust, scalable, and low-latency Java applications for processing real-time and historical financial stock market data.</li><li>
Data Pipeline Engineering: Engineer and manage sophisticated data pipelines using modern data technologies to ensure timely and accurate data availability for analytics and trading systems. This includes implementing data validation and quality checks.</li><li>
Performance Optimization: Profile and optimize applications for maximum speed, scalability, and efficiency, which is critical for handling high-volume financial data streams.</li><li>
System Integration: Integrate data from various financial market sources and ensure seamless data flow into downstream systems.</li><li>
Mentorship and Best Practices: Provide guidance and mentorship to other engineers, contribute to code reviews, and advocate for best practices in software development and data engineering.</li><li>
Operational Excellence: Participate in the full software development lifecycle, from initial design to production support, ensuring system reliability and performance.</li></ul><h2 class="jobSectionHeader">
What You'll bring</h2><ul><li>
Deep Expertise in Java: Proven proficiency in designing, developing, and optimizing high-performance, multithreaded Java applications.</li><li>
Comprehensive SDLC Experience: Extensive experience with the entire software development lifecycle, including requirements gathering, architectural design, coding, testing (unit, integration, performance), deployment, and maintenance.</li><li>
Data Engineering &amp; Financial Data Processing: Proven experience in data engineering, including building, maintaining, and optimizing complex data pipelines for real-time and historical financial stock market data. This includes handling data ingestion, transformation, storage, and retrieval.</li><li>
Financial Market Acumen: A strong background in the financial industry, with a working knowledge of financial instruments, market data (e.g., tick data, OHLC), and common financial models.</li><li>
Problem-Solving &amp; Adaptability: Excellent problem-solving skills and the ability to work with complex and evolving requirements, translating financial models and business logic into robust, efficient code.</li><li>
Collaboration &amp; Communication: Superior communication skills, capable of collaborating effectively with quantitative analysts, data scientists, and business stakeholders to define requirements and ensure data integrity.</li><li>
Testing &amp; CI/CD: A strong ability to work on development and all forms of testing, with working knowledge of CI/CD pipelines and deployments to ensure a smooth and reliable release process.</li><li>
Database Proficiency: Experience with various database technologies (SQL and NoSQL) and the ability to design database schemas for efficient storage and retrieval of financial data.</li></ul><h2 class="jobSectionHeader">
About Rearc</h2>
At Rearc, we're committed to empowering engineers to build awesome products and experiences. Success as a business hinges on our people's ability to think freely, challenge the status quo, and speak up about alternative problem-solving approaches. If you're an engineer driven by the desire to solve problems and make a difference, you're in the right place! 
Our approach is simple &mdash; empower engineers with the best tools possible to make an impact within their industry.
We're on the lookout for engineers who thrive on ownership and freedom, possessing not just technical prowess, but also exceptional leadership skills. Our ideal candidates are hands-on-keyboard leaders who don't just talk the talk but also walk the walk, designing and building solutions that push the boundaries of cloud computing. 
Founded in 2016, we pride ourselves on fostering an environment where creativity flourishes, bureaucracy is non-existent, and individuals are encouraged to challenge the status quo. We're not just a company; we're a community of problem-solvers dedicated to improving the lives of fellow software engineers. 
Our commitment is simple - finding the right fit for our team and cultivating a desire to make things better. If you're a cloud professional intrigued by our problem space and eager to make a difference, you've come to the right place. Join us, and let's solve problems together! 
Your first few weeks at Rearc will be spent in an immersive learning environment where our team will help you get up to speed. Within the first few months, you&rsquo;ll have the opportunity to experiment with a lot of different tools as you find your place on the team. 
Rearc is committed to a diverse and inclusive workplace. Rearc is an equal opportunity employer and does not discriminate on the basis of race, national origin, gender, gender identity, sexual orientation, protected veteran status, disability, age, or other legally protected status.</div>

Senior Software Engineer (Java + Data)

OpenText

AI-First. Future-Driven. Human-Centered.
 At OpenText, AI is at the heart of everything we do—powering innovation, transforming work, and empowering digital knowledge workers. We're hiring talent that AI can't replace to help us shape the future of information management. Join us.
 
Your Impact: 
Senior Software Engineer with passion for technology and hands-on experience in software design and development. In this role, you will contribute to analyzing and designing software programs targeted for enterprise scale, debug and enhancing existing or new products.
 
What the role offers: 
<ul>
<li>Designing enhancements, updates, and changes for portions and subsystems of end-user applications software running on local, networked, and Internet- based platforms.</li>
<li>Analyzing, design, development and integration activities required based on general objectives and knowledge of overall architecture of product or solution.</li>
<li>Writing and executing complete testing plans, protocols, and documentation for assigned portion of application; identifies and debugs and creates solutions for issues with code and integration into application architecture.</li>
<li>Collaborating and communicating with management, internal, and outsourced development partners regarding software applications design status, project progress, and issue resolution.</li>
<li>Representing the software applications engineering team for all phases of larger and more-complex development projects.</li>
<li>Provides guidance and mentoring to less-experienced staff members.</li>
</ul>
What you need to succeed: 
<ul>
<li>Bachelor's or Master's degree in Computer Science, Information Systems, or equivalent</li>
<li>5-8 years minimum of related experience</li>
<li>Extensive experience in Core Java with exposure to multiple software applications, design tools and languages. Knowledge of scripting, GoLang, Python will be an advantage.</li>
<li>Extensive exposure to technologies like Spring, AngularJS, HTML5, WebServices, JAXB, Tomcat.</li>
<li>Good knowledge on micro-service based architectures and exposure to SpringBoot, Kubernetes, Docker, etc.</li>
<li>Good experience on Unix/Linux, Win API, monitoring, system performance and application performance tuning.</li>
<li>Proficient in Core Java, OOPs Concepts& Patterns, Algorithms, Multithreading and Data structures</li>
<li>Good to have experience with Pulsar and Vartica.</li>
<li>Excellent analytical and problem-solving skills</li>
<li>Good understanding of product security requirements and hands-on experience in analyzing and resolving security vulnerabilities</li>
<li>Hands on experience in developing and maintaining enterprise grade products will be an added advantage.</li>
<li>Ability to effectively communicate product architectures, customers and support engineers for design and problem-solving proposals and negotiate options at senior management levels</li>
</ul>
One last thing: 
OpenText is more than just a corporation, it's a global community where trust is foundational, the bar is raised, and outcomes are owned. Join us on our mission to drive positive change through privacy, technology, and collaboration. At OpenText, we don't just have a culture; we have character. Choose us because you want to be part of a company that embraces innovation and empowers its employees to make a difference.
 
OpenText's efforts to build an inclusive work environment go beyond simply complying with applicable laws. Our Employment Equity and Diversity Policy provides direction on maintaining a working environment that is inclusive of everyone, regardless of culture, national origin, race, color, gender, gender identification, sexual orientation, family status, age, veteran status, disability, religion, or other basis protected by applicable laws.
 If you need assistance and/or a reasonable accommodation due to a disability during the application or recruiting process, please submit a ticket atAsk HR. Our proactive approach fosters collaboration, innovation, and personal growth, enriching OpenText's vibrant workplace.

Sr. Software Engineer

Clustox

<div>Clustox is seeking a highly skilled and hands-on Principal Software Engineer with deep expertise in Java to join our growing team. As a Principal Software Engineer, you will be responsible for designing, developing, and maintaining software solutions that meet the needs of our clients while remaining actively involved in coding and technical implementation.
This is a hands-on engineering role focused on writing high-quality code, driving technical excellence, and collaborating closely with teams to deliver scalable systems.
Responsibilities<ul><li>
Design, develop, and maintain secure, scalable applications using Core Java.</li></ul><ul><li>
Implement robust RESTful APIs, SOAP APIs, and microservices for seamless integration with other services.</li><li>
Stay actively involved in coding and system implementation, leading by example in best practices and code quality.</li><li>
Work with JSON and XML for data interchange between services and handle data serialization/deserialization effectively.</li><li>
Apply design patterns and architectural best practices to build efficient, maintainable code.</li><li>
Conduct system and component design reviews to ensure compliance with standards and scalability goals.</li><li>
Implement and manage encryption/decryption mechanisms to ensure data security and compliance.</li><li>
Ensure secure communication protocols and data storage using encryption standards like AES, RSA, and TLS.</li><li>
Oversee production deployments, ensuring zero downtime and robust rollback mechanisms.</li><li>
Monitor applications post-deployment, handle troubleshooting, and improve system stability.</li><li>
Establish and manage CI/CD pipelines using tools such as Jenkins, GitLab CI, or GitHub Actions.</li><li>
Develop database schemas, write optimized queries, and manage integrations with relational databases like MySQL, PostgreSQL, or Oracle.</li><li>
Experience with NoSQL databases such as MongoDB, Cassandra, or Redis is a plus.</li><li>
Mentor and guide engineers through code reviews and technical discussions while continuing to contribute as a core developer.</li></ul>
Requirements<ul><li>
Bachelors degree in Computer Science or a related discipline.</li><li>
5+ years of hands-on experience in Java development.</li><li>
Strong command over Core Java, including Streams, Generics, Collections, and Concurrency.</li><li>
Deep understanding of Design Patterns (e.g., Singleton, Factory, Builder, Observer) and their practical applications.</li><li>
Proven experience developing and managing microservices-based architectures.</li><li>
Hands-on experience with both RESTful and SOAP APIs.</li><li>
Proficiency in JSON/XML for data interchange and processing.</li><li>
Practical experience with CI/CD pipelines (Jenkins, GitLab CI, GitHub Actions).</li><li>
Strong database management experience with MySQL/PostgreSQL; familiarity with NoSQL databases is a plus.</li><li>
Experience working with Git, JIRA, Confluence, or similar collaboration tools.</li><li>
Proficient with testing frameworks (JUnit, Mockito, etc.) for unit and integration testing.</li><li>
Exposure to cloud services (AWS, Azure, or GCP).</li><li>
Strong analytical, debugging, and problem-solving skills.</li><li>
A hands-on mindset you will be actively writing production-grade code and driving implementation excellence.</li></ul></div>

Principal Software Engineer-Java

Visa

<div>Company Description 
Visa is a world leader in payments and technology, with over 259 billion payments transactions flowing safely between consumers, merchants, financial institutions, and government entities in more than 200 countries and territories each year. Our mission is to connect the world through the most innovative, convenient, reliable, and secure payments network, enabling individuals, businesses, and economies to thrive while driven by a common purpose &ndash; to uplift everyone, everywhere by being the best way to pay and be paid.
Make an impact with a purpose-driven industry leader. Join us today and experience Life at Visa. 
Job Description 
Visa&rsquo;s Technology Organization is a community of problem solvers and innovators reshaping the future of commerce. We operate the world&rsquo;s most sophisticated processing networks capable of handling more than 65k secure transactions a second across 80M merchants, 15k Financial Institutions, and billions of everyday people. While working with us you&rsquo;ll get to work on complex distributed systems and solve massive scale problems centered on new payment flows, business and data solutions, cyber security, and B2C platforms. 
The Opportunity:
We are looking for Versatile, curious, and energetic Software Engineers who embrace solving complex challenges on a global scale. As a Visa Software Engineer, you will be an integral part of a multi-functional development team inventing, designing, building, and testing software products that reach a truly global customer base. While building components of powerful payment technology, you will get to see your efforts shaping the digital future of monetary transactions. 
As a Senior Software Engineer, you will be part of our Cybersource Payments team to help design, enhance and build our transactional processing system in an agile development environment. You will work with colleagues who will support and challenge you daily. You will be part of teams tasked with multiple projects building full stack development of real-time transactional services, REST services API and Container based services that are highly functional, distributed, secure, scalable and resilient. We believe in self managing Agile teams who build products end to end focusing on unit testing, code reviews and continuous integration for excellent code quality. You will see the code written and moved to production within just a few days, to then be used by a huge customer base including Facebook, Nike, FedEx, Apple to name a few. As part of this organization , you will get an opportunity to work on a highly scalable system which processes high tps 24/7.
Some of Your Key Responsibilities
Our engineers do more than just write code:<ul><li>You&rsquo;ll help our customers achieve their real goals by understanding their requirements and how they respond to their business needs.</li><li>You&rsquo;ll use technologies that include Java, REST, NoSQL, Docker and more.</li><li>You will analyze business requirements and architect a solution that is robust and scalable along with providing technical documentation of solution.</li><li>You&rsquo;ll leverage on new technologies to build the next generation of Payments Services</li><li>You&rsquo;ll develop and deliver new features every few days and be responsible for them end-end</li><li>You have the work and academic experience that will demonstrate proficiency and ease with programming languages, code quality initiatives, scripting languages and operating systems</li><li>Your DNA includes a passion for ingenuity, engineering excellence, and following/creating software best practices and processes.</li><li>You have excellent communication and interpersonal skills and above all, you are a team player!</li></ul> 
The Work itself:<ul><li>
Design code and systems that touch 40% of the world population while influencing Visa&rsquo;s internal standards for scalability, security, and reusability</li><li>
Collaborate multi-functionally to create design artifacts and develop best-in-class software solutions for multiple Visa technical offerings</li><li>
Actively contribute to product quality improvements, valuable service technology, and new business flows in diverse agile squads</li><li>
Develop robust and scalable products intended for a myriad of customers including end-user merchants, b2b, and business to government solutions.</li><li>
Leverage innovative technologies to build the next generation of Payment Services, Transaction Platforms, Real-Time Payments, and Buy Now Pay Later Technology</li><li>
Opportunities to make a difference on a global or local scale through mentorship and continued learning opportunities</li></ul> 
Essential Functions:<ul><li>
Demonstrates relevant technical working knowledge to understand requirements.</li><li>
Identifies and contributes to the development and solution strategies to team members that improve the design and functionality of interface features across one or more project features, under minimal guidance.</li><li>
Applies standard processes on the use of programming languages (e.g. HTML, C++, Java) to write code that fulfills website modification requests and technical requirements.</li><li>
Collaborates with others to support the piloting of new technology capabilities and features that enhance the user website experience across e-commerce products.</li><li>
Analyzes bugs for simple issues and applies debugging tools to verify assumptions.</li></ul>
This is a hybrid position. Expectation of days in office will be confirmed by your hiring manager. 
Qualifications<div> 
Basic Qualifications: 
<ul><li>2+ years of relevant work experience and a Bachelors degree, OR 5+ years of relevant work experience</li></ul>
 
Preferred Qualifications: 
<ul><li>3 or more years of work experience with a Bachelor&rsquo;s Degree or more than 2 years of work experience with an Advanced Degree (e.g. Masters, MBA, JD, MD)</li><li>You are a Java, Java EE expert with relevant experience designing and building large scale enterprise Java applications.</li><li>You have experience with REST APIs, JSON and exposure to container based technologies.</li><li>You have strong experience with Agile development incorporating Continuous Integration and Continuous Delivery, utilizing technologies such as GIT, Maven,Jenkins, Chef, Crucible, Sonar, Junit.</li><li>We count on your curiosity and creativity, to want to understand customer requirements and our processes and want to come up with creative solutions and improvements.</li><li>While you&rsquo;ll have the skill to see and understand the big picture, you&rsquo;re able to stay focused on the task at hand to achieve immediate goals.</li></ul>
 
The Skills You Bring: 
 
Energy and Experience: A growth mindset that is curious and passionate about technologies and enjoys challenging projects on a global scale 
Challenge the Status Quo: Comfort in pushing the boundaries, &lsquo;hacking&rsquo; beyond traditional solutions 
Language Expertise: Expertise in one or more general development languages (e.g., Java, C#, C++) 
Builder: Experience building and deploying modern services and web applications with quality and scalability 
Learner: Constant drive to learn new technologies such as Angular, React, Kubernetes, Docker, etc. 
Partnership: Experience collaborating with Product, Test, Dev-ops, and Agile/Scrum teams</div> 
Additional Information 
Visa is an EEO Employer. Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, sexual orientation, gender identity, disability or protected veteran status. Visa will also consider for employment qualified applicants with criminal histories in a manner consistent with EEOC guidelines and applicable local law.</div>

Sr. SW Engineer (4+ years, Java)

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