Senior Backend Developer

IKH is a globally recognized leader in Software & Robotics Solutions, renowned for our innovative approach to digital transformation. In just a few years, our dynamic team has expanded by over 80%, and we have relocated to a modern, spacious office to accommodate our growth. As we embark on numerous exciting projects in 2026, we are eager to welcome a skille…

Join Our Team as a Full-Stack Java Software Engineer!Core Values: Trust | Respect | Team SpiritOur Key to Success: Our dedicated team members who enhance our projects with their skills and integrity!Your daily tasks will encompass back-end development and testing of web applications utilizing the Java programming language (version 8 and above). Collaborate in a dynamic environment that fosters both professional growth and team collaboration.

We are excited to announce an opening for a .NET Full Stack Developer at apply2day, a company dedicated to crafting cutting-edge technology solutions. Join our dynamic and expanding team where you will play a pivotal role in designing, developing, and maintaining robust web applications using the .NET framework, while ensuring a smooth integration between the front-end and back-end of our digital platforms.Key Responsibilities: Collaborate with cross-functional teams to clarify project requirements, define scope, and establish deliverables. Develop and sustain resilient Back-End and Front-End applications utilizing technologies such as C#, .NET Framework, HTML, CSS, JavaScript, jQuery, SQL Server, and UI/UX design principles. Design, write, validate, and modify code and scripts. Implement effective testing plans to ensure high-quality deliverables. Prioritize data security and implement strategies to safeguard sensitive information. Document the development processes and maintain comprehensive records for web applications and systems. Leverage Version Control systems to manage the codebase and monitor changes. Communicate clearly with both technical and non-technical team members to provide updates and gather feedback. Stay informed on industry trends and best practices to continually improve our technological solutions.

Join Sunlight Group, where we are pioneering the future of energy storage for industrial and advanced technology applications. Our commitment to performance and ongoing improvement fuels our mission to transform energy storage solutions for a sustainable future. We operate with profound environmental responsibility, fostering a culture of openness and respect. Leveraging data and insights, we craft innovative, customer-centric solutions that drive the transition to an all-electric future through high-quality, cutting-edge technologies. Our entrepreneurial spirit thrives in an agile and collaborative environment, empowering our team members to grow, contribute, and realize their full potential.We are seeking a passionate Applications Software Engineer to join our R&D Smart Energy Systems team. If you are looking for a role where your software directly influences real-world energy systems and supports the clean energy transition, this is your opportunity to make a significant impact. Engage at the crossroads of clean energy, AI, and real-time, cloud-native software as part of a diverse R&D team. You will be at the forefront of the clean energy AI revolution, playing a vital role in developing intelligent, sustainable infrastructure.Key Responsibilities:Design, develop, test, and deploy high-quality software services and applications.Build and maintain real-time/near-real-time message-driven components (publishing/subscribing, event handling, state synchronization).Collaborate with cross-functional engineers to define application requirements, new features, and enhancements.Contribute to software architecture and reliability patterns (retries/backoff, fault handling, duplicate prevention/idempotency, graceful degradation).Write clean, well-documented, maintainable code; participate in code reviews and continuous improvement.Identify and troubleshoot software defects and operational issues promptly.Conduct thorough testing (unit/integration) to ensure correctness, reliability, and performance.Create and maintain documentation (technical specs, architecture notes, operational guides).

The TeamOpenBet stands as a premier global provider in the betting and gaming entertainment industry, partnered with over 200 clients to craft unforgettable winning moments for millions of players globally. From managing bets during landmark events such as the FIFA World Cup and the Super Bowl to developing innovative products like BetBuilder, we are committed to enhancing the player experience with top-tier content, state-of-the-art technology, and robust player protection mechanisms.For more than 25 years, our unparalleled platform has fueled the most prominent betting brands, maintaining optimal performance with 100% uptime, unmatched scalability, and rapid response times. With 85 licenses and a clientele that includes 20 operators from the World Lottery Association, our team of over 1,200 experts across 14 countries remains at the forefront of the industry. Join OpenBet and elevate your career by being part of a dynamic global team that is shaping the future of betting entertainment for millions.The GoalAs a Senior Software Engineer at OpenBet, you will gain exposure to vital systems, along with comprehensive training and mentorship to advance both our software and your professional growth.Your Responsibilities:Develop new features and functionalities for high-transaction, large-scale betting platforms and systems;Lead design and code reviews;Identify and resolve performance bottlenecks in the software;Design modular, scalable, and portable solutions; spearhead enhancements to system architecture;Mentor, guide, and potentially manage junior software engineers;Collaborate with customer stakeholders to communicate complex technical concepts.Your Profile:A bachelor’s degree in computer science, engineering, or information systems from a recognized institution;Proven programming proficiency in Java;Strong foundational programming skills (data structures, algorithms);Experience in database design and optimization (any vendor);Familiarity with web technologies and internet protocols (SOAP, WS-*, ReST, XML, HTTP, TCP/IP);Exceptional communication skills, both written and verbal;6+ years of professional software development experience.Preferred Skills and Experiences:Experience in Linux development;Proficiency in TCL;Web development experience with React, HTML, HTML5, and CSS;Knowledge of Agile methodologies, Scrum, BDD, TDD;Experience with Jenkins or other CI tools;Good understanding of Git or other version control systems;Scripting knowledge in Bash, Perl, Python, and JavaScript;Experience developing software that integrates with third-party systems;Background in software development for high-availability environments.

Join our innovative team as an Angular Frontend Software Developer and contribute to the creation and enhancement of cutting-edge Angular applications. We are seeking a dedicated professional fluent in English to work from our Athens office, where you will play a vital role in delivering high-quality web solutions.Your Responsibilities: Develop and maintain responsive web applications utilizing the latest JavaScript frameworks and libraries; Design and implement interactive web-based user interface components; Conduct thorough testing to ensure cross-browser compatibility of front-end elements.

Join our dynamic team at European Dynamics as a highly motivated Full Stack Developer. This position offers an exciting opportunity to work on complex and demanding projects, particularly within the framework of the Horizon 2020 program. You will collaborate with a team of expert Full Stack Developers and DevOps Engineers, utilizing cutting-edge technologies such as Java EE multi-tier architecture to tackle challenging IT software projects.Key Responsibilities: Analyze, design, develop, and maintain sophisticated web-based Java applications as part of a highly skilled team that adheres to professional standards and methodologies; Deliver quality software that meets system specifications and aligns with company standards and quality requirements; Contribute to project and system documentation, creating comprehensive technical documents; Support business development through customer requirement analysis, effort estimation, and solution concept design, both in-house and on-site with international clients; Lead the evolution of development processes and methodologies by proposing innovative ideas.

Role Overview Intralot is seeking a Senior Software Engineer with strong Java expertise to help build and improve software for gaming and lottery systems. This role focuses on designing and developing solutions that support the company's products and services. What You Will Do Develop and maintain Java-based applications for gaming and lottery platforms. Collaborate with team members to solve technical challenges and deliver new features. Contribute to the architecture and design of scalable, reliable systems. Location This position is based in Athens, Attikí, Greece.

As a Software Development Intern at netcompany1, you will join dynamic agile teams of highly skilled developers who are dedicated to designing, developing, deploying, customizing, and supporting innovative web and digital applications across diverse sectors such as FinTech, Betting, Insurance, Telecommunications, Utilities, Retail, EU Institutions, and Public Sector Digital Transformation.Your responsibilities will include:Collaborating with an agile team to design, develop, and maintain web applications utilizing technologies such as Java, Spring, Spring Boot, Angular, and React.Executing a wide range of programming tasks using various web and application programming technologies and languages while staying updated with emerging programming techniques.Creating and maintaining code, application libraries, technical documentation, and instructions.Engaging in peer code reviews to enhance code quality.Keeping abreast of new technologies and gaining hands-on experience with different technology stacks.

Join the vibrant team at Athena Cloud Limited, where we are seeking a talented Full Stack Developer to spearhead advancements in Sovereign Cloud, Sovereign AI, and Sovereign Data solutions. In this pivotal role, you will be instrumental in designing and enhancing innovative web applications and services that align with our cutting-edge product suite. Your expertise in both front-end and back-end development will be showcased as you create resilient and scalable systems.As a Full Stack Developer, you will work in close collaboration with product managers, designers, and engineers, ensuring the delivery of exceptional user experiences while maintaining robust functionality. Your responsibilities will include developing high-quality software solutions, writing clean, maintainable code, and participating in code reviews to uphold the highest standards of best practices. Your efforts will significantly impact the performance and usability of our cloud solutions, thereby enriching the overall experience for our clients.If you are passionate about modern web technologies and enjoy tackling complex challenges, we invite you to join us at Athena Cloud Limited. Contribute to meaningful projects that uphold sovereignty and privacy.

In response to our evolving corporate objectives, we are excited to welcome a talented Application Security Engineer to our dynamic team.Your Contributions Will Include:Facilitating the integration of security practices throughout the Software Development Life Cycle (SDLC) by collaborating effectively with development, QA, and DevOps teams.Executing static and dynamic application security testing (SAST/DAST) and aiding in the rectification of identified vulnerabilities.Configuring, administering, and fine-tuning application security tools (including SAST, DAST, SCA, WAF, and API security solutions).Assisting in application penetration testing, evaluating results, and coordinating remediation efforts with development teams.Acting as a bridge between penetration testers and development teams to ensure effective communication, tracking, and resolution of security issues.Conducting risk assessments for web applications, APIs, and microservices.Contributing to the automation of security measures within CI/CD pipelines.Providing support for container security, including container image scanning, vulnerability detection, and policy enforcement.

Join Our Dynamic Team at Yodeck!Yodeck is at the forefront of digital signage solutions, offering a comprehensive cloud-based service that empowers users to manage screen content effortlessly. With just one Player connected to the Internet, users can control what is displayed on their screens from anywhere in the world. Our innovative platform currently manages tens of thousands of screens globally, and we are on an exciting trajectory to double our growth each year. We are dedicated to enhancing our service, ensuring our customers can maximize their investment in digital signage technology.Our mission is simple: to simplify digital signage for every business, regardless of size or budget. We believe that effective communication should be accessible to all.About the RoleWe are seeking a talented Linux Application Developer to enhance the functionality of Yodeck's Player, specifically designed for the Raspberry Pi. Our Player is primarily built using Python (95%) with some components in C (5%), allowing us to leverage both high-level programming for automation and low-level APIs for performance optimization. If you are passionate about coding and enjoy working with low-level Linux systems, this opportunity is perfect for you!Key ResponsibilitiesEnhance the primary playback logic engine of Yodeck to integrate new features, primarily using Python.Advance our Playback Engine through innovative Python development.Design and implement APIs that facilitate playback customization via our Custom Widgets.Support new hardware platforms we aim to target.Optimize Linux configurations for the Player to ensure peak performance and reliability.Collaborate effectively within a Scrum framework, transforming user requirements into actionable engineering tasks.Work closely with other departments, including Support and engineering teams, to ensure seamless communication and execution.QualificationsA minimum of 3 years of experience as a Python Developer.Extensive knowledge and proficiency in Linux environments.Strong understanding of networking concepts within Linux.Excellent teamwork and collaboration skills.Exceptional problem-solving abilities.Bachelor's degree in Computer Science, Engineering, or a related field.Fluent in English, both written and spoken.What We OfferOpportunities for increased responsibility as Yodeck continues to grow.Competitive salary and comprehensive benefits package.Performance-based bonuses and an attractive stock option plan.Individual training budget for professional development and ongoing education.A robust benefits package, including access to an office gym, nutritionist services, meal vouchers, and more.Private medical insurance.A vibrant and supportive work environment.Flexible and dynamic international workplace.Commuting expense coverage.A commitment to equal opportunity and diversity in the workplace.Yodeck is an equal opportunity employer, dedicated to fostering a diverse workforce. We are committed to providing equal employment opportunities to all applicants.

Join METRO, a leading Greek company established in 1976, recognized as one of the largest employers in our country with over 11,000 dedicated employees! With 230 My Market stores and 50 METRO Cash & Carry outlets, we invite you to become part of our dynamic team.Even if there are no immediate job openings, you can submit your CV here. We will keep your profile on file, and if a suitable position arises, we will reach out to you!At METRO, we believe there is a place for everyone in our team. We value diversity and select our people based on merit, regardless of gender, age, race, religion, nationality, or sexual orientation. We are committed to ensuring that everyone has equal opportunities for professional growth!What matters in #teammetro is a positive attitude, a willingness to learn, and the desire to excel in our endeavors!

In response to our growing corporate requirements, we are excited to welcome an Application Security Engineer to our dynamic team.Key Responsibilities:Facilitate the integration of security measures throughout the Software Development Life Cycle (SDLC), working in close collaboration with development, QA, and DevOps teams.Conduct static and dynamic application security testing (SAST/DAST) and assist in addressing any identified vulnerabilities.Configure, manage, and enhance application security platforms including SAST, DAST, SCA, WAF, and API security tools.Support application penetration testing, evaluate results, and coordinate remediation strategies with developers.Serve as a communication bridge between penetration testers and development teams, ensuring effective issue tracking and resolution.Assist in conducting risk assessments for web applications, APIs, and microservices.Contribute to the automation of security processes within CI/CD pipelines.Support container security initiatives, including container image scanning, vulnerability detection, and policy implementation.

Become a Key Player as a Senior Application Support Engineer at INTRALOTYour Mission:As a Senior Application Support Engineer, you will be instrumental in ensuring our applications run smoothly and reliably. You will tackle complex production challenges, contribute to system enhancements, and guide junior engineers. Your key responsibilities include:Diagnosing and resolving production incidents at the 2nd level within established SLAs.Conducting root cause analyses (RCA) to identify and address recurring issues.Improving and optimizing our existing monitoring and alerting systems, including Nagios, Grafana, and NewRelic.Partnering with cross-functional teams (Development, DevOps, and QA) to enhance system stability.Reproducing incidents in testing environments and validating solutions prior to deployment.Managing problem tracking and resolution to facilitate continuous service improvements.Offering mentorship and technical assistance to junior team members.

Elevate Your Career with INTRALOT as a Senior Application Support EngineerRole Overview:As a Senior Application Support Engineer, you will be instrumental in maintaining the reliability and seamless functionality of our applications. Your expertise will be crucial in addressing intricate production challenges, driving system enhancements, and guiding junior team members.Diagnosing and resolving production incidents at the 2nd level, adhering to agreed Service Level Agreements (SLAs).Conducting root cause analysis (RCA) to pinpoint and alleviate recurring issues.Improving and refining existing monitoring and alerting systems, utilizing tools such as Nagios, Grafana, and NewRelic.Collaborating with cross-functional teams (Development, DevOps, and QA) to enhance system stability.Simulating incidents in test environments and confirming fixes prior to deployment.Managing problem tracking and resolution, ensuring ongoing service improvement.Providing mentorship and technical support to junior team members.

Role overview Renesas Electronics Corporation seeks a Staff Software Applications Engineer based in Kallithea, Athens. This role centers on creating software applications that enhance and support the company’s semiconductor products. What you will do Design and develop software applications tailored for Renesas semiconductor products Collaborate with colleagues across multiple disciplines to deliver integrated solutions Share technical insights and contribute ideas to improve product features and overall performance About Renesas Electronics Renesas Electronics is a global provider of semiconductor solutions serving various industries. The Athens team contributes significantly to the company’s technology development and product innovation.

Epignosis is hiring a Sales Development Representative in Athens, Attica, Greece. This entry-level role is designed for those looking to launch a career in sales, especially with a focus on technology-driven products. Role overview This position centers on connecting with potential clients and supporting the sales pipeline. The Sales Development Representative helps generate interest in Epignosis solutions and plays a key part in building relationships with prospects. What you will do Identify and contact potential clients Qualify leads based on fit and interest Schedule meetings for the sales team Promote awareness of Epignosis solutions Contribute to company growth by fostering new relationships Requirements Motivation to begin a career in sales Interest in technology Strong communication skills

Become a vital part of our growing development teams as we are on the lookout for an experienced Big Data Developer. In this role, you will be at the forefront of innovation, contributing to large-scale international projects. You will collaborate closely with our agile software implementation and maintenance teams to not only develop new solutions but also enhance existing systems.Key Responsibilities:Design and implement robust solutions for big data processing using technologies such as Java and Python.

We are seeking a highly skilled Senior-Lead SAP ABAP Developer to join our dynamic team at netcompany1. In this role, you will leverage your extensive knowledge and experience in SAP ABAP to lead development projects, mentor junior developers, and collaborate on innovative solutions that drive business success.