Mid-Senior SQL Developer

Join our dynamic team as a Senior Android Developer at Betsson Group!What We SeekCollaborate with top industry talents.Develop high-traffic applications for a global audience.Take pride in your contributions and our shared success.Enjoy a supportive atmosphere with professional growth opportunities.Become part of our diverse Betsson community.Preferred QualificationsProficient in Kotlin and experienced with Android's frameworks and native capabilities.Familiarity with Firebase and its suite of tools, including analytics and messaging services.Strong analytical skills with experience in app tracking and data-driven decision-making.Experience with RESTful APIs and tools like Postman.Knowledge of GitHub pipeline setups.Ability to create high-quality Android user interfaces and animations.Expertise in developing scalable and high-performance applications.Skilled in writing clean, maintainable code with unit testing experience.Strong problem-solving skills and understanding of software architecture.Team player mentality with a collaborative approach.Experience in Agile development methodologies.Willingness to mentor and guide junior developers.Your RoleAs a Senior Android Developer, you'll be pivotal in driving our product innovation in a competitive landscape, utilizing cutting-edge technologies to build new features and products that support our core brands. You will work within a self-managing Agile team, overseeing everything from DevOps pipelines to production support. Collaborating closely with UX designers, QA engineers, and data analysts, you'll contribute to discussions that shape our products and enhance customer value.

Join our innovative team at withplum as a Senior Android Engineer. In this pivotal role, you will lead the design, development, and maintenance of our Android applications, ensuring a seamless user experience while collaborating with cross-functional teams. You will leverage your expertise in Android SDK, Java/Kotlin, and best practices in software development to deliver high-quality mobile solutions.

About UsAgile Actors is a dynamic and innovative tech company dedicated to enhancing and empowering technical teams for clients both in Greece and internationally. We pride ourselves on fostering an environment rich in coaching, continuous learning, and innovation, creating a vibrant ecosystem where professionals not only contribute but also grow.When you join Agile Actors, you're not just taking on a role; you're embarking on a journey with diverse and dynamic teams that work on pioneering solutions. Our tech professionals collaborate with industry leaders such as Austrian Post, Red Hat, and Swissquote, making an impact on the global stage.We believe that work should be fulfilling and empowering. Hence, we are proud to be recognized as a Great Place to Work 2026, a testament to our commitment to nurturing an environment where talent, passion, and growth are at the forefront.

Accepted Ltd is seeking an Android Developer to help build and improve mobile applications in Athens, Greece. This position calls for someone who enjoys turning ideas into reliable, user-friendly features. Role overview Work closely with colleagues from different disciplines to design, develop, and refine Android apps. Creativity and attention to user experience are important in this role. What you will do Develop and maintain Android applications Collaborate with team members to deliver new features and improvements Contribute ideas to enhance usability and performance Requirements Experience building Android applications Ability to work effectively with cross-functional teams Interest in creating seamless user experiences

At Skroutz, our mission is to deliver an extraordinary shopping experience to our customers. Since our inception in 2005, we have upheld the belief that satisfied customers lead to satisfied merchants, driving us to anticipate and meet their needs with an unparalleled, seamless experience.Our vision is to become the Everyday App—the primary destination for millions seeking to fulfill their online shopping needs. Whether it’s purchasing a new smartphone, stocking up on pantry essentials, finding the ideal outfit for an event, or searching for that rare gaming console, Skroutz is your trusted partner for effortless shopping.Our ambitions stretch beyond Greece, as we aim to become one of Europe’s fastest-growing marketplaces, with exciting expansions currently underway in Cyprus and the Balkans. Our unwavering commitment to customer satisfaction guides every decision we make.We are looking for passionate individuals who share our love for e-commerce and technology. If you are motivated to create remarkable shopping experiences and help sellers grow their businesses globally, we want you on our team.Join Skroutz and be part of a transformative journey that is redefining online shopping. Together, let’s turn everyday moments into extraordinary experiences.Are you ready to take on this challenge?#AimToAmazeOur Engineering ValuesMaster Your Craft. Continuously develop your skills and take pride in your work.Embrace Feedback. Deliver prototypes early and use feedback to refine your work.Collaborate. Support your teammates, listen actively, and take the initiative.Avoid Over-Engineering. Simplify your solutions without compromising quality.Enjoy Your Work. Celebrate accomplishments and foster a positive work environment.Technologies We UtilizeOur tech stack includes Ruby for the backend (Ruby on Rails framework), with JavaScript (ES6), React/Redux for the frontend, and a MariaDB cluster for storage. We extensively use Elasticsearch, Kafka, MongoDB, Redis, and Memcached. Jenkins supports our CI processes, while tools like Sentry, NewRelic, and Grafana assist with monitoring. We prioritize selecting the best tools available to meet our needs. Read more about our projects on our Engineering Blog.

Join our innovative team at withplum as an Android Engineer. In this role, you will leverage your skills in mobile application development to create high-quality Android applications that enhance user experience. Collaborate with cross-functional teams to design, develop, and implement features that meet client needs and drive business growth.

Join Euronet, a pioneering force in the global payments processing sector, where we are committed to transforming the way the world manages its finances. Our innovative solutions, which include mobile wallets, card issuance, and real-time payment platforms, are reshaping digital transactions in over 160 countries.We are on the lookout for enthusiastic and skilled Java Android Software Engineers who are eager to contribute to our mission. You will be instrumental in developing and enhancing applications for our state-of-the-art payment terminals.Your Experience @EuronetAs part of the #Euronetter community, you will thrive in a culture that values human connections, trust, and collaboration. We prioritize your professional growth and recognize your contributions with ample career development opportunities.What We OfferCompetitive salary and benefits packagePerformance-based annual bonusesComprehensive Private Health InsuranceEmployee Stock Purchase PlanAccess to top-notch tools and technologiesFlexible hybrid work modelStructured career development and yearly performance evaluationsBonuses for employee referrals and community volunteeringA chance to work within a dynamic, stable, and international landscapeYour ImpactCreate and maintain Android applications for payment terminals utilizing reusable and reliable JAVA code.Work alongside cross-functional teams to gather requirements and convert them into technical specifications.Develop secure and efficient payment processing solutions.Identify and fix software defects, optimizing the performance of applications.Engage in code review processes.Leverage Git for version control and team collaboration.What Makes You Stand OutBachelor's degree in Information Technology or a related field.At least three (3) years of experience in software development with Java and Android.Familiarity with banking and financial systems is a plus.Solid understanding of software design principles and architectural patterns.Experience with secure coding practices.Proficient in Git for version control.Skilled in Android Studio for application development.Adept at applying Android UI design principles for user-friendly interfaces.Fluent in Greek and English, both written and spoken.Eligible to work in the EU on a full-time permanent basis without the need for employer sponsorship.Attributes for SuccessProactive, self-motivated, and capable of working independently as well as part of a team.Detail-oriented with a commitment to excellence.

Join Interweave as a Senior WordPress Developer and play a pivotal role in shaping digital experiences across various platforms and channels, including products, websites, mobile apps, and marketing campaigns. You will work alongside a dynamic team of strategists, marketers, information architects, UX designers, and copywriters to create outstanding online brand experiences.We are passionate about leveraging WordPress to drive business transformation, and we are eager to welcome a skilled Senior WordPress Developer to our team. Your expertise will help us continue delivering exceptional websites and applications that exceed our clients' expectations.The ideal candidate will possess a robust portfolio showcasing their expertise in front-end development and a passion for exploring and implementing cutting-edge technologies. You should be well-versed in software development methodologies while demonstrating flexibility to thrive in an agency environment.Mindset:We are looking for someone who: Is passionate about their craft Maintains a positive attitude and approaches challenges with a solution-oriented mindset Exhibits a balance of critical thinking and proactive execution Collaborates effectively in a team setting, sharing knowledge and expertise Seeks personal and professional growth to enhance the quality of their work Stays current with the latest technological innovations and trends Embodies honesty and a sense of fun Demonstrates meticulous attention to detail About UsINTERWEAVE: Rebels in Business - Consulting | Creative | Technology At Interweave, we are an innovation-driven company with technology and insights at our core. Our mission is to drive transformative change.We bring together strategy consultants, innovators, and creative makers to break down silos and blend disciplines with industry expertise and entrepreneurial spirit. Serving as your partner for change and growth, we operate globally from offices in London, Athens, and the UAE, and have received over 50 global awards for our projects across more than 40 countries. Campaign UK has recognized us as one of the Top 11 World's Independent Agencies, and our CEO has been honored as one of the Top 10 CEOs and Leaders in the UK, earning a spot on the prestigious BIMA100 list. We are proud members of WPI, a global network comprising 120 offices across 48 countries.About our Technology Team: By joining our IW Lab, you will engage in developing and executing projects that span various platforms and channels, including products, platforms, websites, mobile apps, web applications, and campaign landing pages. Collaborating with technologists, developers, UX/UI designers, information architects, product managers, creatives, strategists, marketers, and copywriters, you will contribute to building exceptional products and online brand experiences.

About UsAt Piraeus Bank, we strive to be a cornerstone of stability for the Greek economy, driving growth and fostering innovation. Our goal is to leave a positive and lasting impact on society for the benefit of our customers, employees, shareholders, and the community, which reflects our core values. We are committed to creating value, pushing boundaries, inspiring our customers, and nurturing trust-based relationships.Piraeus Bank offers a comprehensive array of financial products and services to 4.5 million customers, making us the leading bank in Greece in terms of customer loans and deposits.In 2025, Piraeus was honored by The Banker as the “Best Bank in Greece” at the prestigious Bank of the Year Awards and recognized at the Euromoney Awards for Excellence as Europe’s Best Bank for Corporate Social Responsibility, Greece’s Best Bank for ESG, and Greece’s Best Digital Bank, showcasing our unwavering commitment to responsible banking, sustainability, and digital innovation.About the RoleWe are seeking a talented Android Developer to join our Digital Banking Platform team within Technology. In this role, you will play a crucial part in developing and maintaining secure, reliable, and high-performance mobile banking applications used by our valued customers.This position demands strong engineering maturity, a quality-first approach, and the ability to collaborate effectively across cross-functional IT teams in a regulated banking environment.Key Responsibilities:Engage in feature discovery and delivery by participating in analysis, requirements clarification, and solution design alongside Business Units and Product teams, ensuring the development of customer-centric features that provide an exceptional user experience.Oversee the end-to-end implementation of new functionalities, encompassing design, development, testing, release support, and post-release follow-up.Maintain security and compliance by applying secure-by-design principles and ensuring adherence to banking compliance standards and internal IT policies.Produce clean, maintainable, and testable code in accordance with team engineering standards and best practices.Take ownership of performance and reliability, consistently improving stability, responsiveness, and overall app quality through proactive enhancements and refactoring.Contribute to quality practices by participating in code reviews, promoting high engineering standards, and supporting a robust testing culture.Collaborate cross-functionally with backend developers, QA Engineers, DevOps, and Product teams throughout the development lifecycle.Assist in release and operations by contributing to release processes and troubleshooting production issues, ensuring timely fixes and clear communication with stakeholders.Monitor and enhance app health, ensuring optimal performance and user satisfaction.

Working Model: Hybrid | Type: Full-timeAbout Accepted: We are a forward-thinking software and digital transformation company dedicated to empowering our clients across various sectors including Finance, Energy, Gaming, and Telecommunications. With over 20 years of expertise in engineering excellence, we pride ourselves on delivering innovative, outcome-driven solutions and building high-performing teams that integrate seamlessly with our clients.We invite you to join us as a Senior .NET Developer to enhance our hybrid delivery teams.Key ResponsibilitiesDeveloping high-quality web and API applications utilizing C# and .NET Core.Participating in the technical design of systems and exploring new tools and technologies.Integrating third-party APIs into our applications.Understanding and implementing RESTful APIs and the HTTP protocol.Managing efficient MS SQL databases.Engaging in team code reviews to ensure quality standards.

Are you an enthusiastic and skilled Senior .NET Developer seeking your next career opportunity? Join our team at European Dynamics, where you can work remotely from Athens, Crete, or Thessaloniki, and engage in exciting IT software projects for prestigious international public organizations.Your Responsibilities: Develop and maintain sophisticated web-based applications using .NET and .NET Core; Engage in all phases of the software development lifecycle, including design, implementation, testing, documentation, and maintenance of system components; Collaborate with a diverse team in a multinational setting, maintaining high standards of professionalism; Deliver high-quality software solutions. Essential Qualifications: Bachelor's degree in Computer Science, Information Technology, Software Engineering, or a related field; Demonstrated analytical skills, team-oriented mindset, and a passion for learning and excelling; Deep understanding of Software Engineering principles; Extensive knowledge of .NET/.NET Core, web technologies, and database management; Proficiency in C# programming; Familiarity with JavaScript and TypeScript; Fluent in English, both spoken and written; Strong expertise in ASP.NET Core, MVC, unit testing, Entity Framework Core, MS SQL Server, REST Web Services, Visual Studio, Azure DevOps, and Git. Preferred Qualifications: Experience with .NET 5 or 6, Angular or React, Azure or Kendo UI, Office 365/SharePoint, MS Azure, SOA Architecture, Event Driven Architecture, or Microservices is highly valued; Relevant Microsoft Certifications are an advantage. Why Join Us?At European Dynamics, we value talent and dedication. Here’s what you can look forward to:Attractive full-time salary;Comprehensive private health coverage through the company’s group program;Flexible working hours;Access to cutting-edge tools;Opportunities for professional development, including language courses and specialized training;Career advancement with a team of innovative and experienced specialists;A dynamic work environment that offers challenging goals, autonomy, and mentorship, fostering both personal and organizational growth.If you are eager for an exciting challenge and want to work with advanced technologies, we invite you to submit your comprehensive CV in English, referencing: SND/02/26.Explore all our current job openings by visiting our careers page: www.eurodyn.com.

ATCOM S.A. leads the web development industry in Greece, delivering a wide range of large-scale web projects and solutions across various sectors, including e-commerce, travel, intranets, news portals, and other significant web applications for both the private and public sectors. As the largest web development company in Greece, we truly value every team member who contributes to our success. We believe in empowering our teams and individuals, which is why we seek passionate, self-motivated professionals who strive to accomplish their goals independently. We want you to love what you do and create exceptional web solutions.As our products are built on Microsoft technologies, we are in search of a talented and highly productive Senior .NET/C# Web Developer to join our skilled team. Here, you will have the opportunity to work on some of the most exciting and challenging web projects in Greece. We thrive in a fast-paced, dynamic environment and utilize cutting-edge web technologies to achieve outstanding results.

Join the cutting edge of technology as a Mid-Senior React Developer at Netcompany!As a vital member of our agile teams, you will engage in large-scale transformation projects that positively impact millions of EU citizens. Your contributions will be crucial in shaping innovative solutions that drive forward digitalisation in Europe.In this role, you will:Work collaboratively with the development team to define and execute the strategic direction of front-end development, ensuring alignment with business objectives.Mentor and support junior developers, fostering a culture of continuous improvement and knowledge sharing within the team.Design and build high-performance, scalable web applications aimed at enhancing user experience.Collaborate closely with project managers to gather requirements and set realistic timelines for project deliverables.Promote the adoption of modern development practices and tools, contributing to a culture of best practices that enhance team efficiency.Troubleshoot and resolve intricate technical challenges, providing innovative solutions to boost product performance.Ensure timely delivery of project milestones while upholding high-quality standards.Engage in technical decision-making processes, influencing the direction of future projects.

Join our innovative team as a Senior Java Developer at accepted-ltd, where you will play a crucial role in designing and implementing robust software solutions. Your expertise in Java development will be essential as you collaborate with cross-functional teams to deliver high-quality products that meet our clients' needs.

Have you ever imagined being a .NET Developer (Senior-Lead) at Netcompany? Join our team and be part of a dynamic group dedicated to driving enterprise-level digital transformation.Your role extends beyond just coding; it’s about architecting scalable solutions, setting the technical direction, and delivering impactful results.In this position, you will engage with complex, mission-critical systems where performance, maintainability, and architectural integrity are paramount. As a senior member of the team, you will lead by example, mentor junior developers, and maintain high standards of technical excellence.Key Responsibilities:Oversee the design and development of scalable, secure, and high-performance enterprise applications.Convert complex business needs into robust, future-proof technical architectures.Produce clean, reusable, and well-documented code that adheres to best practices.Participate in and evaluate architectural decisions and technical design processes.Guide and mentor mid-level and junior developers.Conduct code reviews to uphold high coding standards.Collaborate with architects, product owners, and vital stakeholders.Engage actively in Agile/Scrum ceremonies, estimations, and planning sessions.Ensure quality delivery through testing strategies, CI/CD pipelines, and performance enhancements.

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.

Join the METRO Team: As one of Greece’s premier employers, METRO AEBE boasts a workforce of over 11,000 dedicated professionals. We proudly operate one of the largest retail networks in the country under the My Market brand, comprising 290 stores nationwide, while also leading the wholesale sector with 50 METRO Cash & Carry locations serving various professionals across Greece.Our remarkable success is fueled by a robust ecosystem of self-developed enterprise systems, including our ERP, Warehouse Management System (WMS), and Transportation Management System (TMS). These vital systems seamlessly connect every facet of our business operations, from pricing strategies and promotional campaigns to efficient warehouse management and last-mile delivery routing, ensuring our customers consistently find fresh, high-quality products on our shelves.We are currently seeking an experienced Senior PL/SQL Developer to become an integral part of our Enterprise Systems team, focusing on the design, enhancement, and optimization of these critical business platforms.

The Betsson Group's Engagement Product Development team is expanding, and we are seeking a talented Senior Salesforce Marketing Cloud Developer to join our ranks! At Betsson, engagement means ensuring our customers return for an exceptional experience beyond gameplay. This includes dynamic personalized campaigns, tournaments, and much more! Your Role and Responsibilities: Serve as a consultant and technical expert on the Salesforce platform, providing top-notch support to stakeholders and users. Collaborate closely with diverse experts to harness Salesforce technologies through various integrations. Establish new business units in Salesforce Marketing Cloud (SFMC), focusing on data point configuration and FTP setups. Utilize AMP script to create dynamic content within SFMC. Develop custom applications in Journey Builder using SSJS and leverage REST & SOAP APIs to create installed packages. Segment targeted audiences based on email behavior and CRM attributes using Data Extensions and SQL configurations. Employ Journey Builder, Automation Studio, Interaction Studio, Content Builder, Email Studio, and others to facilitate multi-touch communications. Manage complex campaign workflows and data segmentation for campaigns and triggered sends. Oversee the ETL processes for various business units, providing best practice recommendations for daily automations. Configure the database environment by designing the data model with Data Extensions and Contact Builder in Data Designer. Establish data validation, cleansing, and deduplication rules within SFMC. Define data connectors for seamless data ingestion into Salesforce, collaborating with CRM and Data teams as necessary. Assist in the technical and architectural framework for SFDC applications. Ensure scalability for all developed solutions. Act as the go-to expert for SFMC, supporting internal stakeholders including managers and end-users. Gather and implement requirements based on industry best practices as an SFMC expert. Effectively communicate technical and business solutions to a diverse range of audiences.

Join Our TeamOpenBet stands as a premier figure in the global betting and gaming entertainment sector, relied upon by over 200 partners to deliver unforgettable winning experiences to millions of players around the globe. From facilitating bets during monumental events like the FIFA World Cup and Super Bowl to innovating cutting-edge products such as BetBuilder, we are committed to enhancing the player experience through superior content, state-of-the-art technology, and advanced player protection mechanisms.With a rich legacy spanning over 25 years, our robust platform empowers the most esteemed betting brands, guaranteeing optimal performance with 100% uptime, unparalleled scalability, and rapid execution. Boasting 85 licenses and a client roster that includes 20 World Lottery Association operators, along with a dedicated team of over 1,200 professionals across 14 countries, we remain at the forefront of the industry. Join OpenBet and elevate your career while being part of a global team that is redefining the future of betting entertainment for millions.Your RoleThe Quant Development unit within our Data Science team is seeking a Senior Quant Developer responsible for the creation and maintenance of sports betting forecasting models. This role will be situated in Athens.Key Responsibilities:· Develop new player prop markets leveraging price feed and statistical data, including unique exotic betting markets that stand out in our current offerings.· Innovate and enhance sports betting models, improving pricing accuracy, scalability of code, and execution speed and memory efficiency.· Oversee the team's services, including Alerting systems for Traders.· Manage and optimize data pipelines in the cloud for efficiency and scalability.· Introduce new coding design patterns that adhere to best practices in object-oriented programming, and effectively communicate these to the team.· Collaborate with client-facing teams to discern customer needs and business requirements, and present project updates to leadership.· Work closely with product owners and software developers to transition projects from concept to integration.· Mentor junior team members and conduct regular knowledge-sharing sessions on topics such as sports betting models, API design, and cloud solutions.Your Qualifications:· A postgraduate degree in Data Science, Machine Learning, Statistics, Mathematics, or a related quantitative discipline.· A minimum of 5 years of relevant work experience, or a PhD in a quantitative field with at least 2 years of experience.· Proficient programming skills in object-oriented programming languages (C# or Python) and familiarity with databases (SQL and NoSQL).· Experience with various modeling techniques including Probability Distributions, Generalized Linear Models, Monte Carlo Simulations, Bayesian Inference, and Time-Series Analysis.· A proven interest in developing forecasting models specifically for sports.· Strong analytical and problem-solving skills, along with excellent communication abilities.