.NET Developer - Budapest

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 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 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.

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.

Founded in 1999 in Vienna, the Qualysoft Group is an independent IT consulting and services provider that is dedicated to enhancing the competitiveness and economic efficiency of its international clientele through innovative IT solutions. We specialize in supporting financial services, telecommunications, automotive, and energy sectors.With over 400 employees across 6 subsidiaries, we collaborate to deliver cutting-edge solutions tailored to our clients' needs. We are on the lookout for motivated individuals to join our diverse teams at Qualysoft, where you will have opportunities for continuous learning and growth. Our mission is to foster an environment of transparency, professional development, and stability while working with the latest technologies. We eagerly await your application for this exciting position!

Join our dynamic team as a Perception Software Developer, where you'll be at the forefront of creating and deploying cutting-edge perception functionalities both independently and in collaboration with a talented team of experts. Your responsibilities will include designing and implementing prototypes through tools like MATLAB and Python, and developing robust, production-ready solutions using object-oriented C++. You will be instrumental in creating and executing software tests to assess functionality, correctness, and performance, utilizing frameworks such as Google Test and Python-based testing.As part of your role, you will validate system performance in Software-in-the-Loop (SIL) and Hardware-in-the-Loop (HIL) environments, as well as in real test vehicles. You will work closely with multidisciplinary development teams from Hungary, Germany, and beyond, providing invaluable technical support to customers as they adapt our platform software to meet specific requirements. Your contributions will also play a crucial role in the continuous improvement of our perception algorithms and development processes.

Role overview Deutsche Telekom IT Solutions seeks a Senior Java Developer based in Budapest. The position centers on designing and building software that addresses client requirements. Daily work involves regular collaboration with colleagues from various specialties. What you will do Design and develop software solutions using Java Partner with team members from different backgrounds and departments Follow established software development methods Deliver reliable solutions that meet defined quality standards

Position Overview:As a Senior Software Engineer at ion, you will be instrumental in the architecture, development, and ongoing maintenance of robust web applications spanning both front-end and back-end systems. You will engage collaboratively with multidisciplinary teams, including developers and product managers, to deliver exceptional software solutions that meet and exceed our clients’ needs. Your expertise will be pivotal in implementing industry best practices in coding, testing, and deployment, ensuring that our applications are scalable, high-performing, and secure. We seek an individual with strong analytical abilities, outstanding communication skills, and the adaptability to thrive in a dynamic, fast-paced environment.

Join the Getting Help Team at Wise!At Wise, our mission is to revolutionize financial services by making them faster, simpler, and more accessible for everyone. The Getting Help team is integral to this mission, focusing on empowering our customers to resolve their issues swiftly and effectively.We have established a robust infrastructure that includes FAQs, self-service pages, and a newly launched chat platform—our primary support channel. With our commitment to enhancing customer interactions, automating solutions, and supporting other teams, we are dedicated to improving overall support experiences. As we aim to make chat the preferred communication channel for our customers by 2026, we need your expertise to elevate it to the next level!  About Our TeamWe are a dynamic, cross-functional team composed of backend, frontend, iOS, and Android engineers, collaborating closely with a Product Manager, Analyst, and Designer. Together, we strive to deliver seamless and impactful solutions across all Wise platforms. Our culture thrives on collaboration, ownership, knowledge sharing, and a shared commitment to building stable, scalable systems while embracing rapid learning and iteration.

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.

Become a pivotal member of our innovative team as a Senior Embedded Software EngineerSentec AG is a distinguished Swiss-American company at the forefront of medical device technology, specializing in advanced respiratory care solutions. Since our inception in 1999, we have embraced a deep-tech philosophy, integrating cutting-edge science and innovative technologies to enhance the lives of respiratory patients around the globe.Our mission is to drive transformative changes in clinical practices that mitigate the challenges faced by respiratory patients, optimize healthcare outcomes, and reduce costs. We leverage the latest scientific advancements and engineering technologies across our three primary platforms: transcutaneous monitoring, intrapulmonary percussive ventilation, and electrical impedance tomography. All our products are developed and manufactured in-house, ensuring the highest quality standards.We are proud to have received Kununu’s Top Company award in 2025 and 2026.

Cambridge Mobile Telematics (CMT) develops technology to improve road safety for drivers worldwide. The company’s DriveWell® Fusion platform gathers sensor data from millions of IoT devices, such as smartphones, proprietary Tags, connected vehicles, dashcams, and third-party hardware. This data, combined with contextual information, helps organizations understand vehicle and driver behavior. Auto insurers, automakers, commercial mobility providers, and public agencies use CMT’s insights to support risk assessment, safety programs, claims handling, and driver improvement efforts. CMT is headquartered in Cambridge, MA, with offices in Budapest, Chennai, Seattle, Tokyo, and Zagreb. Role overview The Senior Software Engineer, Customer Solutions, will focus on building and enhancing systems for CMT’s growing customer base. This position leads the development of custom applications and integrations that address specific business needs. Responsibilities include overseeing design, guiding implementation, and ensuring smooth deployment throughout each project. What you will do Lead the creation and improvement of tailored systems and applications for customers Oversee system design and integration from planning through deployment Work closely with clients and internal teams to ensure solutions meet business requirements What we look for Experience developing software solutions for external clients or partners Ability to manage the full project lifecycle, from design to deployment Strong communication skills and a customer-focused approach

Join the dynamic team at Louis Dreyfus Company as a Senior Full-Stack Developer. In this pivotal role, you will leverage your expertise in both front-end and back-end development to create innovative software solutions that drive our business forward. You will collaborate closely with cross-functional teams to design and implement cutting-edge applications that enhance user experience and operational efficiency.

Role Overview Deutsche Telekom IT Solutions is looking for a Senior Software Engineer to join the team in Budapest. This position focuses on designing, developing, and implementing software solutions tailored to client needs. What You Will Do Design software architecture and plan technical solutions Develop and implement software based on project requirements Collaborate with colleagues to deliver reliable products for clients Location This role is based in Budapest.

Join us in pioneering cutting-edge imaging and 3D technology, presently under provisional patent. As a Senior Software Engineer specializing in C++, you will play a vital role in the development of our next-generation platform, with significant exposure to machine learning systems.In this senior-level position, you will engage in the design, development, and maintenance of robust backend services, data pipelines, and application layers. You will translate machine learning concepts into dependable, production-grade systems while collaborating closely with ML engineers, GPU infrastructure teams, and product engineers. This role offers a unique opportunity to enhance your expertise in applied machine learning.

Join Cambridge Mobile Telematics (CMT), the world's premier telematics service provider dedicated to enhancing road safety. Our innovative AI-driven platform, DriveWell® Fusion, aggregates sensor data from millions of IoT devices—including smartphones, proprietary Tags, connected vehicles, dashcams, and third-party devices—melding it with contextual information to deliver a comprehensive overview of driver and vehicle behavior. Industry leaders in auto insurance, automotive manufacturing, commercial mobility, and public sectors leverage insights from CMT’s platform to enhance risk assessment, safety measures, claims processing, and driver improvement initiatives. With headquarters in Cambridge, MA, and additional offices in Budapest, Chennai, Seattle, Tokyo, and Zagreb, CMT safeguards millions of drivers globally every day.Our cutting-edge technology is powered by the CMT Mobile SDK, which is integrated into numerous mobile applications and is crucial for collecting, processing, and transmitting high-fidelity sensor data from smartphones and connected hardware. This SDK enables real-time telematics capabilities and significantly contributes to CMT’s SaaS revenue.We are in search of a dynamic, customer-focused, and innovative Senior Software Engineer, Mobile to enhance our iOS SDK team, comprised of skilled developers in both Budapest and Cambridge. This role is perfect for individuals who are passionate about crafting high-quality software, exploring the potential of mobile devices, and contributing to a global, data-driven platform that genuinely impacts the world by improving driver safety.

Participate in the development, integration, and enhancement of our core banking system.Implement software updates that enable seamless reporting from internal systems and processes.Prepare banking applications for new operational requirements and introduce innovative banking products.Maintain and ensure compliance of existing databases with new product implementations.

Deutsche Telekom IT Solutions is looking for a Senior Backend Developer to join the T Cloud Public team. This position centers on building and improving backend systems that power cloud-based products and services. What you will do Develop and enhance backend components for cloud applications Collaborate with teams across disciplines to design architectures that scale Ensure strong performance and smooth interaction between backend and frontend systems Work locations Budapest Debrecen Pécs Szeged

Embrace your individuality at ABBYY, where we honor diverse work styles. With flexible working arrangements and a nurturing team environment, we reward your contributions as you focus on your development while advancing our collective success.Our values of respect, transparency, and simplicity empower trust, ensuring we consistently choose the right path for our team and clients.As a premier provider of AI solutions and intelligent automation, we tackle intricate challenges for our enterprise clients, optimizing their information to revolutionize their operations. Trusted by over 10,000 customers, including numerous Fortune 500 companies, you will enhance a portfolio that features prestigious names such as DHL, Johnson & Johnson, FDA, DMV, PwC, KeyBank, Spotify, and H&R Block.We are on the lookout for a talented Senior Software Engineer to lead the modernization and advancement of our C++ Computer Vision library, focusing on the creation of innovative algorithms for Intelligent Document Processing (IDP). This position demands deep technical knowledge to deliver high-performance Computer Vision solutions that will empower our product teams. Our extensive library encompasses algorithms spanning Classical Computer Vision, Machine Learning, Deep Learning, and state-of-the-art Multimodal models. The ideal candidate will architect and implement core library structures while mentoring their peers and collaborating across departments to ensure the sustained success of our vision technology. Significant experience with Computer Vision principles and algorithms is essential.