Java Developer at Qualysoft | Budapest

Deutsche Telekom IT Solutions is looking for a .NET Developer based in Budapest. This position involves building software solutions that support digital transformation initiatives. Role overview As a .NET Developer, you will contribute to projects that shape the company’s technology landscape. Collaboration with both local and international colleagues is a key part of the role. What you will do Develop and maintain software using .NET technologies Work closely with a team to deliver high-quality solutions Participate in projects that support the company’s digital goals Opportunities This role provides a chance to expand technical skills and gain experience working with teams across different countries. The environment encourages learning and professional growth.

Join our internationally recognized partner specializing in accounting, IT services, and business consulting as a .NET Developer. You will engage in the following responsibilities:Active participation in the design and development of business software systems using modern technologies.Significant involvement in the planning, documentation, and review of program code to ensure high-quality development.Contributing to the preparation and refinement of specifications.Technologies used: .NET Core, .NET, Entity Framework, ASP.NET Core, Angular, SQL Server, Azure, Docker, Kubernetes.

Join our rapidly growing IT service company, which boasts a strong international presence and is dedicated to delivering exceptional IT solutions and operational services. With our headquarters located in the heart of Budapest, we aim to offer top-notch solutions to both local and global clients. Our strategic vision is to continuously broaden our service offerings, enhancing support for both internal and external partners. Our solid foundation and commitment to professional growth are reinforced by the ongoing success of our parent companies. Our innovative and international environment presents exciting professional challenges, fostering continuous development and career progression.Design, develop, and maintain robust .NET applications utilizing ASP/C#, Entity Framework, Blazor, HTML5, CSS3, JavaScript/TypeScript, MsSQL/Oracle/NoSQL, IIS, and NuGet, particularly in the ShopFloor domain.Collaborate closely with functional teams to establish comprehensive project requirements.Enhance code performance and scalability with a strong emphasis on quality and security.Provide maintenance and troubleshooting for existing applications.Lead the migration of legacy systems to modern architectures and solutions.Ensure thorough documentation of development processes.Mentor and guide junior developers.

Join our rapidly expanding IT service firm, renowned for its international presence and commitment to delivering exceptional IT project and operational services. Founded in Budapest, we strive to provide top-notch solutions for both local and global clients. Our strategic goal is to consistently broaden our service offerings, enhancing support for our internal partners and external customers alike. With the backing of our parent companies, we ensure a stable environment and ample professional growth opportunities. Our innovative, international setting presents exciting challenges while fostering continuous development and career advancement. Architect, develop, and sustain high-quality .NET applications within the ShopFloor sphere using technologies such as ASP/C#, Entity Framework, Blazor, HTML5, CSS3, Javascript/Typescript, MsSQL/Oracle/NoSQL, IIS, and Nuget. Engage with functional teams to delineate project requirements clearly. Enhance code for performance and scalability, emphasizing quality and security. Oversee and resolve application issues efficiently. Facilitate the migration of legacy applications to modern architectures and solutions. Produce meticulous documentation for development processes. Guide and mentor fellow developers. Requirements: Degree in IT or related field or equivalent training. A minimum of 8 years of professional experience as a .NET developer. At least 3 years of experience in UI development utilizing modern frameworks. Cultural awareness and a readiness to travel. Proficient English language skills. Desirable Skills: Experience in API development, particularly for ShopFloor applications. Familiarity with IoT or PLC software development is a plus. Knowledge of microservices development, containerization, and orchestration technologies such as Docker, Kubernetes, and PotMan. Experience with modern version control and package management solutions: SVN, Git, NPM, NodeJS, Nuget. Proficiency in using and configuring Jenkins. Experience in SAP development. Conversational proficiency in German is a plus. Benefits: Take on a pivotal and rewarding role with significant visibility. Become part of a unique growth trajectory that offers exceptional development and career prospects. Gain valuable insights into the defense and automotive sectors. Leverage our extensive network of over 40,000 talented colleagues globally. Participate in various professional training sessions and events. Enjoy a flexible international work environment with an official office in Budapest, complemented by the possibility of up to 90% remote work.

Company Overview:Zocks is an innovative AI startup backed by venture capital, revolutionizing the financial services sector and other industries that prioritize security and privacy. Our founding team, with a wealth of experience from industry leaders such as Twilio, IBM, Microsoft, and Hearsay Systems, is dedicated to harnessing AI to seamlessly integrate human conversations with enterprise systems, beginning with financial services. We aim to transform business operations by streamlining processes that are often hindered by inefficiencies. Our cutting-edge platform enables natural communication while capturing necessary information, significantly reducing data entry burdens and allowing clients to focus on what truly matters: their customers.Location: Budapest, XI. (On-site Monday to Thursday, Remote on Fridays)To support our growth, we are seeking a Senior Python Developer with a minimum of 4 years of experience. This role is ideal for a candidate who is eager to bring innovative ideas and advanced technical capabilities to our dynamic development team. Your contributions will be vital in propelling our projects and enhancing our product offerings.

About Interactive Brokers Interactive Brokers Group, Inc. (Nasdaq: IBKR) is a global financial services company based in Greenwich, Connecticut, with offices in more than 15 countries. The firm provides electronic brokerage services for stocks, options, futures, currencies, bonds, and funds, serving clients in over 200 countries. Clients include individual investors, financial advisors, hedge funds, and introducing brokers. The company is known for its technology-driven approach, competitive pricing, and broad market access. For six years running, Barron's has ranked Interactive Brokers as the #1 online broker. Role Overview: Senior Python Developer (Budapest) This position focuses on building and enhancing transaction surveillance and data pipeline systems within a multinational team. The work supports reliable, scalable operations across a diverse set of financial instruments and regulatory requirements. Main Responsibilities Design, optimize, and extend transaction surveillance and data pipeline processes to improve efficiency, reliability, and scalability. Switch between high-level system architecture and detailed implementation for a surveillance system that manages more than 150 processes. Optimize data architectures and databases for performance and reliability. Develop internal tooling to speed up development and improve system monitoring. Ensure data accuracy, security, and regulatory compliance. Project Ownership and Collaboration Own projects and subsystems from start to finish, making key decisions on technical and business issues. Work closely with quantitative engineers, surveillance model developers, and compliance teams to turn business needs into scalable technical solutions. Spot bottlenecks, risks, and constraints; estimate costs; and share insights with stakeholders. Translate high-level surveillance ideas into production-ready processes that deliver actionable results. Data Stewardship Manage and curate essential datasets that support surveillance operations.

Deutsche Telekom IT Solutions seeks a Mid-Senior Java Developer in Budapest. This position centers on designing, developing, and maintaining Java applications that serve both clients and internal teams. Main responsibilities Design, build, and maintain software solutions using Java Collaborate with cross-functional teams to deliver dependable applications Contribute to projects that support clients and enhance company services Requirements Strong experience in Java development Proactive approach to solving problems Comfort working collaboratively with others This role is based in Budapest. Join a supportive team and work on projects that have a direct impact at Deutsche Telekom IT Solutions.

TOPdesk is hiring a Product Manager in Budapest. This position centers on guiding product development and shaping the direction of our product line. The Product Manager works closely with teams across the company, sharing insights and aligning priorities. Role overview This role involves collecting feedback from customers, working with colleagues from different departments, and contributing to the overall product strategy. The goal is to make sure our products continue to deliver strong value for clients. What you will do Lead product development efforts for assigned product lines Collaborate with cross-functional teams to coordinate work and share knowledge Gather and analyze customer input to inform decisions Help define and refine product strategy Location This position is based in Budapest.

Role overview FORM.com is looking for a Senior Android Engineer to take the lead in mobile development. This position is open to candidates based in Budapest or working remotely from anywhere in Hungary. The main focus is guiding a team that builds and enhances Android and cross-platform applications, supporting field teams operating around the world. What you will do Lead and mentor a team of mobile engineers working on Android and cross-platform app development Write production-ready code and define the technical direction for mobile projects Work closely with cross-functional teams to improve the FORM.com platform Develop features using image recognition technology to deliver real-time insights for major brands Shape engineering practices and help ensure the delivery of reliable, effective mobile solutions The platform FORM.com’s mobile apps are key tools for thousands of field teams worldwide. These applications use advanced image recognition to provide actionable data and insights to well-known brands. Location Budapest office or remote work within Hungary

Role overview Wise is looking for a Senior Java Engineer in Budapest to help build and improve the platform. This role focuses on creating scalable, efficient solutions that support Wise’s products and services. What you will do Develop and maintain Java-based software for the Wise platform Work closely with teams across engineering, product, and other functions Contribute to the design and delivery of reliable, high-quality features Support ongoing improvements in system performance and scalability

Join Lab49 as a Senior Web UI Developer (Angular) and be a part of an award-winning consultancy that specializes in creating tailor-made technology solutions for the finance sector. Since our inception in 2002, we have been at the forefront of technological innovation, bridging Silicon Valley's cutting-edge advancements with the dynamic world of Wall Street. In this role, you will collaborate with cross-functional teams, engage directly with clients, and transform complex business challenges into robust technical solutions that will be deployed into production environments.

Role overview Speechify is looking for an iOS Core Product Software Engineer based in Budapest, Hungary. This role centers on building and refining iOS applications, shaping the way users interact with Speechify on Apple devices. The focus is on the core product, aiming to enhance the overall user experience. What you will do Develop and maintain important features for Speechify’s iOS app Collaborate with engineers and product team members Offer ideas and solutions to improve how users experience the app Team and culture The Budapest team values collaboration and creative problem-solving. Team members share an interest in technology and making a real impact for users.

Join us at the forefront of revolutionizing global capital markets! At ion, we provide cutting-edge analytics, news, and data solutions that empower millions of professionals worldwide. Our clientele includes influential investors, lawyers, consultants, traders, bankers, and executives, and we are dedicated to transforming their workflows through innovative technology. By becoming part of our team, you will engage in a culture that prioritizes continuous improvement and lifelong learning. Discover more about this exciting opportunity below.

Company Overview:At Zocks, we are a pioneering AI startup backed by venture capital, dedicated to revolutionizing the financial services sector and beyond, where security and privacy are paramount. Our founding team comprises veterans from the realms of real-time communication, enterprise platforms, and security-sensitive industries, hailing from renowned organizations such as Twilio, IBM, Microsoft, and Hearsay Systems. We leverage artificial intelligence to seamlessly connect human interactions with enterprise systems, starting with the financial services landscape.Our mission is straightforward yet impactful: to transform business operations by eliminating outdated, cumbersome processes. Our innovative platform facilitates natural communication, allowing us to capture essential data seamlessly, thereby minimizing manual data entry and enabling our users to focus on what truly matters - their clients.Location: Budapest, XI. (On-site Monday to Thursday, Remote on Fridays)Why Join Us: As we embark on our next phase of growth, we are eager to welcome a Senior Software Engineer with a minimum of 4 years of experience to our dynamic development team. We seek an individual who can inject fresh ideas, demonstrate advanced technical prowess, and possess a fervor for innovation. Your contributions will be vital in advancing our projects and enhancing our product offerings.

Join YOVO as a Core Infrastructure EngineerAt YOVO, we are revolutionizing payment infrastructure for digital entrepreneurs across Europe. We believe that creators, educators, and modern online businesses merit exceptional tools that match their dynamic pace. Conventional payment platforms fail to meet the demands of this evolving ecosystem, prompting us to create a groundbreaking solution.Established in 2025, YOVO is designing a contemporary, modular checkout system, subscription engine, and unparalleled product hosting services, facilitating effortless sales of digital products and services. Our mission is to empower creators and digital businesses with the financial and operational framework required for scaling, encompassing seamless payments, automated workflows, and insightful analytics.Operating in a remote-first environment, we also provide the opportunity to work on-site at our Budapest office, a thriving hub for tech talent in Europe. YOVO is supported by a team of seasoned founders, operators, and international angel investors as we embark on our journey to transform the European payments landscape.

Role overview Delivery Hero seeks a Sales Executive in Budapest to develop and maintain strong connections with clients. The role centers on understanding each client’s goals and identifying solutions that align with their needs. Building partnerships and supporting their growth helps strengthen Delivery Hero’s business. What you will do Connect with clients to understand their requirements and challenges Recommend solutions that address client needs and improve their experience Drive Delivery Hero’s business growth through effective sales activities Requirements Interest in sales and building relationships Motivation to contribute as part of a collaborative team Clear communication and strong listening skills Delivery Hero welcomes applications from those eager to make a difference in a client-focused sales role.

Lab49 is seeking an experienced Senior Java Developer to spearhead innovative projects that will drive transformative change for our distinguished Financial Services clients. In our Agile-driven environment, you will leverage your extensive server-side expertise to develop cutting-edge financial systems that redefine industry standards.

About Formlabs: Are you ready to revolutionize the way the world creates? At Formlabs, we are dedicated to developing innovative tools that empower individuals to transform their ideas into reality, whether that involves state-of-the-art products or life-saving medical devices. Our advanced 3D printing technology is pivotal in driving innovation for over 50,000 industry leaders globally, including renowned companies such as Apple, Google, Tesla, New Balance, and NASA. Together, we are enabling designers, engineers, and manufacturers to work faster and more efficiently than ever before. Join our team of passionate builders, engineers, and innovators as we redefine how physical objects are created. If you are eager to shape the future of manufacturing, we invite you to build it with us. Your Impact: As a Digital Systems Engineer at Formlabs, you will be instrumental in the design, enhancement, and maintenance of applications within our digital ecosystem, including eCommerce, CRM, Marketing, and Sales/Service platforms. Your responsibilities will encompass building new features, facilitating integrations with other business systems, and ensuring the performance, stability, and scalability of our digital environment. You will work collaboratively with business stakeholders and Systems teams to deliver solutions that drive growth and enhance operational efficiency. This is an exceptional opportunity for a motivated digital engineer who excels across multiple platforms and technologies, thrives in a dynamic and collaborative setting, and is passionate about leveraging technology to drive business success.

Join our dynamic team at mpsolutions as a Full Stack Web Engineer, where you will contribute to the creation and advancement of a cutting-edge, event-driven platform. Your role will encompass the design and delivery of features across the technology stack, with a particular focus on asynchronous architectures and event streaming.We foster an innovative environment that encourages the use of advanced coding tools (such as Cursor and Claude) to enhance productivity and code quality during development.Your Responsibilities:Develop and maintain backend services utilizing NestJS (Node.js/TypeScript)Create responsive and maintainable frontend applications with Angular or ReactDesign and implement event-driven and asynchronous flows, including messaging patterns and stream processingEngage with Kafka topics, producers/consumers, schemas, and delivery semantics (e.g., retries, idempotency)Collaborate on system design, API contracts, observability, and performance optimizationContribute to engineering best practices: clean code, code reviews, automated testing, and CI/CD