senior java engineer

NTENT

<div><div><b>Senior Java Engineer</b></div>
<div></div><div><b>Position: </b>Full time</div>
<div><b>Location: </b>Toronto, Ontario (Initially Remote)</div>
<div></div><div><b>About Us:</b></div>
<div>We are a unique group of brilliant minds intent on discovering, learning and building. We work in a vibrant atmosphere, with an emphasis on personal and professional development. This is an opportunity to tackle complex problems usually reserved for a handful of large companies in the search industry and build cutting edge Machine Learning and AI based Applications.</div>
<div>NTENT provides a Platform-as-a-Service (PaaS), allowing industry partners to customize, localize and integrate Search technologies directly into their business-to-consumer offerings. NTENT utilizes advanced machine learning to decipher meaning and surface the most relevant answers.</div>
<div></div><div><b>About the Opportunity:</b></div>
<div>We are a dynamic company and our team is growing! We are looking for our next great hires to join our satellite team in Toronto, Ontario.</div>
<div>We are looking for a talented <b>Senior Java Engineer</b> to deliver world-class search engine technologies. You will be working with a smart team of machine learning scientists and software developers on both full applications and tools that power NTENT&rsquo;s powerful search platform. Seeking mid-level up to Architect level candidates.</div>
<div></div><div><b>Duties and Responsibilities:</b></div>
<ul><li>Building the backend engine that runs our product. This includes extending our existing Machine Learning and Big Data pipelines and building entirely new capabilities, including:
<ul><li>Big Data cluster, workflows and applications: data pipelines at scale, and real-time processing</li>
<li>Machine learning and Data Scientist support: used in linguistics, ranking, classification, and other artificial intelligence applications</li>
</ul></li><li>Ingestion Pipeline: process data that comes from our web crawler which discovers and fetches content from the web and other sources</li>
</ul>
<div></div><div><b>Skills and Qualifications:</b></div>
<ul><li>BS or MS degree in Computer Science</li>
<li>Solid experience with Java programming (we also use Spring, Spring Webflux, Reactor, Netty)</li>
<li>Multi-threading experience is a must</li>
<li>Experience in scalable architectures and high-throughput application design</li>
<li>Experience working with microservices/REST APIs (HTTP, XML, JSON)</li>
<li>Comfortable in Linux and Windows environments.</li>
<li>Prefer some experience with Big Data Technologies (at least one of the following):
<ul><li>Hadoop ecosystem (HDFS, Hadoop, Hive)</li>
<li>Spark</li>
<li>Samza</li>
<li>Kafka</li>
<li>Aerospike</li>
<li>Lucene NLP (Solr or ElasticSearch)</li>
</ul></li></ul><div></div><div><b>The following experience is a plus:</b></div>
<ul><li>Machine Learning</li>
<li>Continuous Integration and Deployment</li>
<li>Tool usage: Git/Gitlab and IntelliJ</li>
<li>Functional programming experience (Scala)</li>
<li>Gradle</li>
<li>Avro</li>
<li>Docker/Kubernetes</li>
</ul>
<div></div><div>The ideal candidate will be self-motivated, possess excellent communication skills (both oral and written) and be able to work efficiently and independently in an agile development environment.</div>
<div></div><div>We offer a full comprehensive benefits package including medical, dental and vision. Employees receive a generous time off (PTO) plan and 13 holidays per year. We also offer 401(k) benefits, long term disability benefits and life insurance. With a casual and flexible work environment.</div></div>

Senior Java Engineer

Binance

<div><div>Binance is a leading global blockchain ecosystem behind the world&rsquo;s largest cryptocurrency exchange by trading volume and registered users. We are trusted by over 280 million people in 100+ countries for our industry-leading security, user fund transparency, trading engine speed, deep liquidity, and an unmatched portfolio of digital-asset products. Binance offerings range from trading and finance to education, research, payments, institutional services, Web3 features, and more. We leverage the power of digital assets and blockchain to build an inclusive financial ecosystem to advance the freedom of money and improve financial access for people around the world.</div><div></div><div><b><br>
About the team</b></div><div>
Binance Cloud is a comprehensive exchange infrastructure solution that enables qualified entities to effortlessly deploy and launch a crypto exchange. Leveraging Binance&rsquo;s cutting-edge technology, Binance Cloud provides top-tier liquidity, strong regulatory compliance, and system stability, with ample room for customization.<br>
</div><div></div><br>
<div>We are seeking a mid to senior level Java Engineer with a robust background in developing our trading systems. The ideal candidate will possess expertise in designing high-concurrency, high-availability systems.</div>
<h3 class="jobSectionHeader"><b>Responsibilities</b></h3><ul><li>
Design, develop, and maintain high-performance Java-based applications for spot or futures trading systems</li><li>
Architect and implement scalable, low-latency, and fault-tolerant systems to handle high-concurrency workloads</li><li>
Optimize system performance to ensure high availability and reliability under demanding conditions</li><li>
Collaborate with cross-functional teams, including product managers, DevOps, and other developers, to deliver robust solutions</li><li>
Write clean, maintainable, and well-documented code following best practices</li><li>
Troubleshoot and resolve complex technical issues in production environments</li><li>
Stay updated on industry trends and emerging technologies to continuously improve system capabilities</li><li>
Participate in code reviews, mentoring junior developers, and fostering a culture of technical excellence</li></ul><h3 class="jobSectionHeader"><b>
Requirements</b></h3><ul><li>
Bachelor's/Master's degree in Computer Science, Engineering or a related field</li><li>
5+ years of experience with backend development</li><li>
Strong expertise in designing and implementing high-concurrency, high-availability systems</li><li>
Proficiency in Java frameworks and tools (e.g., Spring, Hibernate, Maven)</li><li>
Deep understanding of multithreading, concurrency patterns, and distributed systems</li><li>
Experience with messaging systems (e.g., Kafka, RabbitMQ) and database technologies (e.g., SQL, NoSQL)</li><li>
Familiarity with microservices architecture and cloud platforms (e.g., AWS, Alibaba Cloud)</li><li>
Strong problem-solving skills and ability to work under pressure in a fast-paced environment</li><li>
Adaptive mindset with a willingness to learn and embrace new challenges</li><li>
Excellent communication skills and ability to collaborate effectively in a remote, international team</li></ul><div><b>
Why Binance</b></div><ul><li>Shape the future with the world&rsquo;s leading blockchain ecosystem</li><li>Collaborate with world-class talent in a user-centric global organization with a flat structure</li><li>Tackle unique, fast-paced projects with autonomy in an innovative environment</li><li>Thrive in a results-driven workplace with opportunities for career growth and continuous learning</li><li>Competitive salary and company benefits</li><li>Work-from-home arrangement (the arrangement may vary depending on the work nature of the business team)</li></ul><div></div><div><br>
Binance is committed to being an equal opportunity employer. We believe that having a diverse workforce is fundamental to our success.</div><div><i>
By submitting a job application, you confirm that you have read and agree to our </i><b><i>Candidate Privacy Notice</i></b><i>.</i></div>
<p>
We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.</p></div>

EPAM Systems

<div><p><b>About us</b></p><p>
EPAM Systems is a leading global provider of digital platform engineering and software development services. Founded in 1993 and headquartered in Newtown, Pennsylvania, EPAM has been helping clients navigate digital transformation for over 30 years, delivering innovative solutions to stay competitive in constantly evolving markets.</p><p>
As consultants, designers, architects, engineers and trainers, at EPAM, we specialize in building long-term partnerships, enabling businesses to reimagine themselves through a digital lens. In Saudi Arabia, EPAM operates in Riyadh and Al Khobar, offering cutting-edge engineering, strategy, design, consulting, and innovation services across industries.</p><p>
We are looking for a skilled <b>Senior/Lead Java Engineer</b> to join our team in Al Khobar, Saudi Arabia. EPAM is renowned for delivering cutting-edge technological solutions to transform businesses worldwide.</p><p>
In this role, you will develop and enhance innovative software platforms, collaborate with cross-functional teams and ensure high-quality user experiences. This position requires expertise in Java, Angular and Spring, with preference given to candidates with Azure experience.</p><p>
The deadline for submission is <b>15/02/2026</b>.</p><p><b>
Responsibilities</b></p><ul><li>
Develop and enhance software platforms delivering high-quality and seamless user experiences
</li><li>Collaborate with cross-functional teams to design and implement innovative features and solutions
</li><li>Optimize the performance, security and scalability of the platform to meet dynamic business needs
</li><li>Troubleshoot and resolve technical challenges in collaboration with the broader team
</li><li>Ensure adherence to engineering excellence standards including test-driven development and continuous integration practices
</li></ul><p><b>Requirements</b></p><ul><li>
Minimum of 5 years of proven experience in Java software development
</li><li>Proficiency in Core Java including concepts like multithreading, garbage collection tuning and concurrency collections
</li><li>Hands-on experience building real-time event-driven applications
</li><li>Familiarity with Angular for front-end development and working knowledge of Spring for backend development
</li><li>Solid understanding of the Software Development Life Cycle
</li><li>Self-starter with the ability to work independently, manage tasks and interact effectively with clients
</li><li>Proven ability to collaborate with distributed teams to achieve successful outcomes
</li><li>Fluent English communication skills (B2 level or higher)
</li><li>An academic degree in Computer Science, Software Engineering or a related field
</li></ul><p><b>Nice to have</b></p><ul><li>
Familiarity with Azure or other cloud technologies
</li><li>Understanding of distributed systems and microservices architectures
</li><li>Background in high-performance computing and optimization techniques</li></ul><p><b>
We offer</b></p><ul><li>
General Organization for Social Insurance (GOSI)</li><li>
Private healthcare and life insurance</li><li>
End of service gratuity</li><li>
Annual air travel tickets for expatriates</li><li>
Corporate Programs including Employee Referral Program with rewards</li><li>
Learning and development opportunities including in-house training and coaching, professional certifications, over 22,000 courses on LinkedIn Learning Solutions and much more</li><li><ul><li>All benefits and perks are subject to certain eligibility requirements</li></ul></li></ul><p><b>
Nature of Work and Working Hours
</b></p><p>The usual working hours for full-time roles at EPAM in Saudi Arabia are from 9:00 AM to 6:00 PM, including a one-hour unpaid lunch break. Working hours may vary based on client requirements and flexibility is accommodated whenever possible.</p><p><b>
Our Locations in Saudi Arabia</b></p><p><b>
Riyadh</b> - Moon Tower, Mezzanine Floor, King Fahed Branch Road, AR Rahmaniyah, Riyadh, Saudi Arabia</p><p><b>
Al Khobar</b> - 21st Floor, Khobar Gate Tower, Al Bandariyah District, King Fahd Road, Al Khobar, Saudi Arabia</p><p><b>
How to Apply, Recruitment Process and Deadline
</b></p><p>If you meet the requirements and are eager to join EPAM, simply submit your application online by clicking on &quot;apply&rdquo; and providing your up to date CV and/or LinkedIn profile and other optional materials live cover letters and portfolios.</p><p>
Once applied, you will have a conversation with our Talent Acquisition team, followed by a technical interview and an interview with the hiring manager; a client interview may also be included in some cases. If successful, you'll receive an offer and, upon acceptance, officially become part of our team. We look forward to welcoming you aboard!</p><p>
Join EPAM today and contribute to shaping the future of technology while growing your career in a supportive, global work environment.</p></div>

Senior/Lead Java Engineer

ARRAY INNOVATION

<div>
 <p>
  At Array, we're not just a software services company &ndash; we're dreamers, builders, and visionaries. Born from the startup hustle, we're on a mission to redefine the tech landscape, become the next tech giant, and put Bahrain on the map! Our journey is bold, our ambitions are sky-high, and we're looking for exceptional Senior Software Engineers to join us on this epic adventure.
  <strong>
   Relevant experience within financial services sector is a must, experience with multithreading is a strong advantage.
  </strong>
 </p>
 <p>
  <br/>
 </p>
 <p>
  Position: Senior Software Engineer (Java)
 </p>
 <p>
  Location: Bahrain (not remote)
 </p>
 <p>
  Job Type: Full-time
 </p>
 <p>
  Experience: Minimum 8 years of daily coding in Java
 </p>
 <p>
  Selection Process: coding test and/or technical interviews
 </p>
 <p>
  <br/>
 </p>
 <p>
  <strong>
   Job Description:
  </strong>
  Array is currently seeking an exceptional Senior Software Engineer specialised in Java to join our accomplished team. You will play a pivotal role in designing, developing, and maintaining high quality software solutions for our esteemed clients. We are seeking individuals with a strong foundation in software engineering principles, a passion for technology, and a proven track record of successful project delivery.
 </p>
 <p>
  <br/>
 </p>
 <p>
  <strong>
   Key Responsibilities:
  </strong>
 </p>
 <p>
  <br/>
 </p>
 <p>
  <strong>
   Software Development &amp; Architecture
  </strong>
 </p>
 <ul>
  <li>
   Design, develop, and maintain enterprise-grade Java applications with a focus on scalability, reliability, and performance.
  </li>
  <li>
   Develop clean, efficient, and maintainable code following industry best practices and coding standards.
  </li>
  <li>
   Architect solutions tailored for large-scale financial services systems with low latency and high throughput requirements.
  </li>
 </ul>
 <p>
  <strong>
   Financial Services Expertise
   <em>
    (Strong Advantage)
   </em>
  </strong>
 </p>
 <ul>
  <li>
   Collaborate with financial clients to understand complex business processes and translate them into technical solutions.
  </li>
  <li>
   Develop applications in compliance with financial regulations, ensuring data integrity and security.
  </li>
  <li>
   Prior experience with trading systems, risk management solutions, or payment processing platforms is a significant plus.
  </li>
 </ul>
 <p>
  <strong>
   Technical Leadership &amp; Mentoring
  </strong>
 </p>
 <ul>
  <li>
   Provide technical guidance and mentorship to junior developers and team members.
  </li>
  <li>
   Lead code reviews, ensuring code quality, consistency, and adherence to global standards.
  </li>
  <li>
   Contribute to technical discussions, architecture reviews, and strategic technology decisions.
  </li>
 </ul>
 <p>
  <strong>
   Collaboration &amp; Agile Methodologies
  </strong>
 </p>
 <ul>
  <li>
   Work closely with cross-functional teams, including Product Managers, QA Engineers, and DevOps teams.
  </li>
  <li>
   Participate in Agile ceremonies (Scrum, Sprint Planning, Retrospectives) to ensure timely project delivery.
  </li>
  <li>
   Communicate effectively with global stakeholders, ensuring alignment on project goals and deliverables.
  </li>
 </ul>
 <p>
  <strong>
   Continuous Improvement &amp; Innovation
  </strong>
 </p>
 <ul>
  <li>
   Stay updated with the latest trends in Java development, financial technologies, and software engineering.
  </li>
  <li>
   Identify process improvements, tooling enhancements, and optimization opportunities.
  </li>
 </ul>
 <p>
  Drive innovation by recommending new technologies, frameworks, or methodologies suitable for clients.
 </p>
 <p>
  <br/>
 </p>
 <p>
  <strong>
   Qualifications &amp; Experience:
  </strong>
 </p>
 <ul>
  <li>
   <strong>
    7+ years of hands-on Java development experience
   </strong>
   , focusing on enterprise-level solutions.
  </li>
  <li>
   Strong expertise in
   <strong>
    core Java, multithreading, collections, and concurrency
   </strong>
   .
  </li>
  <li>
   Proven experience with
   <strong>
    Spring Framework (Spring Boot, Spring MVC, Spring Security)
   </strong>
   .
  </li>
  <li>
   Solid understanding of
   <strong>
    RESTful API development, microservices architecture
   </strong>
   , and design patterns.
  </li>
  <li>
   Experience with
   <strong>
    SQL/NoSQL databases
   </strong>
   (e.g., Oracle, PostgreSQL, MongoDB).
  </li>
  <li>
   Proficiency in
   <strong>
    CI/CD pipelines
   </strong>
   and tools (e.g., Jenkins, GitLab CI).
  </li>
  <li>
   Familiarity with
   <strong>
    cloud platforms
   </strong>
   (AWS, Azure, or GCP) and containerization (Docker, Kubernetes).
  </li>
 </ul>
 <p>
  <br/>
 </p>
 <p>
  <strong>
   Additional Requirements:
  </strong>
 </p>
 <ul>
  <li>
   Excellent communication and stakeholder management skills.
  </li>
  <li>
   Strong problem-solving abilities with a proactive, solution-oriented approach.
  </li>
  <li>
   Ability to thrive in a fast-paced, globally distributed environment.
  </li>
  <li>
   Proven track record of delivering legendary software solutions on time and within budget.
  </li>
  <li>
   Thrive in the chaos of an Agile development environment.
  </li>
  <li>
   Team player with social XP &ndash; we're building a tribe, not just a team.
  </li>
  <li>
   Always ahead of the curve &ndash; stay curious, stay cool.
  </li>
 </ul>
 <p>
  <br/>
 </p>
 <p>
  <strong>
   Good to have:
  </strong>
 </p>
 <ul>
  <li>
   Preferred Financial Services Experience
  </li>
  <li>
   Prior work on financial systems, including trading platforms, market data feeds, payment gateways, or regulatory compliance solutions.
  </li>
  <li>
   Understanding of low-latency coding practices and high-frequency trading environments.
  </li>
  <li>
   Familiarity with financial data formats (e.g., FIX protocol, SWIFT messages) is a plus.
  </li>
 </ul>
 <p>
 </p>
</div>


Senior Java Software Engineer (8+ years)

Zoolatech

<div><div><div><div><div><div><div><div><b>OVERVIEW</b></div>
</div><div><div>RESPONSIBILITIES</div>
</div><div><div>REQUIREMENTS</div>
</div></div></div></div><div><div><div><p>Join the engineering team and help build scalable backend services that power one of the world&rsquo;s leading meal-kit delivery platforms.</p><p></p>
The team is responsible for ensuring that millions of customers around the world can pay seamlessly and securely for their subscriptions.<p></p>
You&rsquo;ll work in a high-scale, event-driven microservices environment focused on <b>supporting and expanding our payment capabilities</b>.<p></p><p>
Right now, our main goal is to <b>implement new payment methods via existing providers</b>, making sure that recurring payments are successful or recovered on time. The scope of work includes extending existing systems, integrating with third-party payment providers, and ensuring that all changes are <b>well-tested, documented, and smoothly integrated</b>.</p>
</div><div><ul><li><p>Design, build, and maintain <b>backend microservices</b> within a <b>high-scale, event-driven</b> environment.</p></li><li><p><b>
Add and maintain payment options</b> for customers through existing providers.</p></li><li><p>
Implement new payment methods and ensure they are technically sound, stable, and fully tested.</p></li><li><p>
Work with <b>AWS, Kubernetes</b>, and <b>CI/CD pipelines</b> to ensure reliable and automated delivery.</p></li><li><p>
Design and maintain REST/gRPC APIs, integrating with Kafka, SNS/SQS, PostgreSQL, and Redi<b>s</b>.</p></li><li><p>
Focus on quality, security, and resilience &mdash; including testing (unit, integration, contract).</p></li><li><p>
Strengthen observability and system reliability through logging, metrics, tracing, and runbooks.</p></li><li><p>
Work in an Agile environment.</p></li><li><p>
Participate in code reviews, share knowledge, and contribute to team growth.</p></li></ul>
</div><div><ul><li><p>5+ years of professional backend development experience.</p></li><li><p>
Strong expertise in <b>Kotlin (and Java)</b>, building <b>scalable microservices, </b>ideally in high-traffic or e-commerce environments.</p></li><li><p>
Hands-on experience with <b>Kubernetes</b>, <b>AWS</b>, and <b>CI/CD pipelines</b>.</p></li><li><p>
Familiarity with event-driven architectures and message brokers (Kafka, SNS/SQS).</p></li><li><p>
Solid understanding of PostgreSQL.</p></li><li><p>
Experience in <b>testing best practices</b> (unit, integration, contract, TDD).</p></li><li><p>
Knowledge of <b>Grafana</b> for monitoring and observability.</p></li><li><p>
Experience with <b>A/B testing frameworks</b> is an advantage.</p></li><li><p>
Excellent English communication skills &ndash; clear, structured, and collaborative.</p></li></ul>
</div></div></div><div><div><div><div><p>Location:
</p><div>Istanbul, Turkey
</div></div><div><p>Seniority:
</p><div>Senior
</div></div><div><p>Technologies:
</p><div>Kotlin
</div></div></div></div><div><div><p>Benefits:
</p><ul><li><b>Paid Vacation
</b></li><li><b>Hybrid Work (home/office)
</b></li><li><b>Sick Days
</b></li><li><b>Sport/Insurance Compensation
</b></li><li><b>Holidays Day Off
</b></li><li><b>English Classes
</b></li><li><b>Training Compensation
</b></li><li><b>Transportation compensation</b></li></ul></div></div></div></div></div></div>

Senior Kotlin/Java Engineer

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

Techwaresoft

<p>Senior Software Engineer - JavaRemote<b>Role Description</b></p><p>This is a full-time remote role for a <b>Senior Software Engineer (Java)</b> in Pakistan. The primary responsibility isenhancing and maintaining a highly transactional Java platform and build new Microservices.</p><p><b>Qualifications</b></p><ul><li><b>5+ years</b> of commercial experience in <b>Java</b></li><li>Solid knowledge of <b>object-oriented design</b> and development best practices</li><li>Strong experience with <b>relational databases</b> (MySQL, PostgreSQL, Oracle)</li><li>Hands-on experience with <b>Spring Framework</b> (Spring Boot, Spring Security, Spring Data)</li><li>Strong understanding of <b>Continuous Integration</b> practices</li><li>Ability to <b>estimate, prioritize, and execute tasks</b> independently or via pair programming in high-pressure environments</li><li>Experience with <b>Test-Driven Development (TDD)</b></li><li><b>BSc/MSc in Computer Science</b> or a related discipline</li><li>Proven experience designing and developing <b>RESTful APIs</b></li></ul><p>Responsibilities</p><ul><li>Build, enhance, and maintain highly transactional Java platforms and microservices</li><li>Deliver solutions in a <b>fast-paced Agile environment</b>, adapting quickly to changing requirements</li><li>Design <b>scalable, high-performance software</b>, addressing both functional and non-functional requirements</li><li>Write <b>clean, well-tested code</b> with strong unit test coverage</li><li>Proactively reduce <b>technical debt</b>, optimize systems, and improve operational efficiency</li><li>Estimate, prioritize, execute tasks, and support production deployments and go-lives</li></ul><p>Must Have</p><ul><li>Proven experience building RESTful APIs and working with relational databases (MySQL, PostgreSQL, Oracle)</li><li>Solid experience with <b>Spring ecosystem</b> (Spring Boot, Spring Security, Spring Data) and <b>CI/TDD practices</b></li></ul><p>Nice to have</p><ul><li>Experience with Microservices architecture, Docker, and UNIX-based systems</li><li>Exposure to Cloud platforms (AWS) and container orchestration (Kubernetes)</li><li>Familiarity with NoSQL databases, application security, and Agile/startup environments</li></ul><p>Job Type: Full-time</p><p>Work Location: Remote</p>

Senior Software Engineer - Java

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