Senior Mobile Developer / Application Owner (React Native)

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 dynamic team as a Mid-Senior Full-Stack Developer at Louis Dreyfus Company in Budapest. In this role, you will be responsible for designing and implementing robust web applications across the full stack, ensuring top-notch performance, and enhancing user experience. Collaborate with cross-functional teams to deliver high-quality software solutions and contribute to our innovative projects.

Deutsche Telekom IT Solutions is hiring a mid-senior level developer to join teams in Budapest, Debrecen, Pécs, or Szeged. This role centers on building and enhancing cloud-based services within the T Cloud Public platform. Role overview Developers in this position work closely with colleagues to design, maintain, and improve cloud solutions. The focus is on technical contributions that drive new features and service optimizations for T Cloud Public. Sharing ideas and technical know-how is part of daily work, helping to shape the platform’s future direction. What you will do Develop, maintain, and optimize services on the T Cloud Public platform Collaborate with team members to deliver cloud solutions Contribute expertise and suggestions for new features and improvements Requirements Experience developing for T Cloud Public or similar cloud platforms Comfort working in a collaborative team setting Interest in current cloud technologies Located in or able to work from Budapest, Debrecen, Pécs, or Szeged

Join hiya as a Mid-Level Backend Engineer, where you will play a pivotal role in developing innovative backend solutions that enhance user experiences. You will work alongside a talented team of engineers, contributing to the design and implementation of scalable services. This is an exciting opportunity for individuals who are passionate about technology and want to make a meaningful impact in a vibrant work environment.

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 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.

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.

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

Join the Deutsche Telekom IT Solutions team as a Senior Full-Stack Developer and be a key player in enhancing the Telekom Distribution Partner Portal (T-VPP), the go-to platform for both internal and external sales of Deutsche Telekom products. This platform empowers our distribution partners to effectively market fixed-line and mobile products through a streamlined web interface and robust B2B web service integrations.We are seeking an experienced developer with a strong background in backend development, with over 80% of your work focusing on enterprise services, integrations, security, and data processing. The role will also involve occasional frontend development tasks, making it a well-rounded opportunity for a skilled developer.Your Key Responsibilities:Engage in backend development with Spring-based enterprise applications (80%)Integrate internal and external systems utilizing REST and SOAPDesign and implement secure APIsProvide production support, monitoring, and performance optimizationParticipate in frontend development using JSF, React, or Angular (approximately 20%)

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.

Join our esteemed partner specializing in international accounting services and business consulting as a Cybersecurity Consultant with a focus on Governance, Risk, or Compliance. Your responsibilities will include:Actively participating in the assessment, planning, and implementation of clients' cybersecurity governance and technical capabilities.Understanding clients' unique business needs and challenges to align appropriate security objectives and ensure the desired resilience capabilities are achieved.Coordinating and harmonizing internal and external requirements from a risk management and compliance perspective to propose and establish tailored interventions, frameworks, and operational models.Providing expert guidance utilizing leading security best practices regarding regulatory compliance and industry standards, including the analysis of security gaps and recommending effective risk management strategies and solutions.Building and maintaining strong relationships with clients, becoming a trusted advisor and partner in the cybersecurity domain.Staying up-to-date with cybersecurity trends, technologies, and emerging threats to proactively offer forward-looking recommendations to clients while continuously developing expertise.

Join Our Innovative Team!As a Senior PL/1 Developer at LITIT, you will be crucial in planning, developing, testing, and implementing software solutions that enhance our clients' operations in the DACH region. You will engage with a diverse range of stakeholders, ensuring that our solutions are not only high-quality and secure but also maintainable within a complex enterprise IT landscape.Your role will involve collaborating in an agile environment, and you will have the opportunity to mentor and share your knowledge with fellow team members, fostering a culture of continuous improvement.

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.

Join our partner, a leading global consulting and professional services firm recognized for its extensive reach in over 150 countries. Collaborate with enterprise clients from diverse sectors like finance, telecommunications, and the public sector.As part of a newly established Cloud Security Competence Center in Budapest, you will contribute to strategic cloud transformation projects that are large in scale and complexity, ensuring long-term stability and international collaboration.Key Responsibilities:Design and implement robust Azure cloud security solutions, including policies, baselines, and hardening techniques.Oversee and enhance identity and access management (IAM) within cloud environments.Configure and manage security tools such as Microsoft Defender, Sentinel, and logging & monitoring.Assist in governance, compliance, and audit processes in a corporate setting.Collaborate effectively with cloud, platform, and security teams on international initiatives.Play a pivotal role in building and expanding a new cloud security capability.

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

Join our expanding Engagement Product Development team at Betsson Group as a Senior Salesforce Marketing Cloud Developer! Our focus on customer engagement means we prioritize loyalty and provide a world-class experience that goes beyond gaming, including exciting Tournaments and dynamic personalized campaigns.Your Role:Serve as a consultant and technical expert on the Salesforce platform, offering support to stakeholders and users.Collaborate closely with cross-functional teams to integrate Salesforce technologies with other solutions.Configure new business units in SFMC, including data points and FTP locations.Utilize AMP script to create dynamic content in SFMC.Develop custom applications in Journey Builder using SSJS and leverage REST & SOAP APIs by creating installed packages.Segment targeted audiences based on email behavior and CRM attributes through Data Extensions and SQL setup.Employ Journey Builder, Automation Studio, Interaction Studio, Content Builder, Email Studio, and other tools to deliver multi-touch communications.Manage complex campaign workflow rules and data segmentation for campaigns and triggered sends.Oversee ETL processes for multiple business units, recommending best practices for daily automations.Configure the database environment by creating data models using data extensions and Contact Builder within the Data Designer.Establish data validation, cleansing, and deduplication rules in SFMC.Define data connectors for data ingestion into Salesforce across Betsson's technical ecosystem, collaborating with CRM and Data teams as needed.Assist in the technical and architectural framework for SFDC applications, ensuring scalability of solutions developed.Act as the subject matter expert for SFMC for internal stakeholders, which includes managers and end-users.Gather requirements, discuss, and implement solutions based on best practices.Communicate technical and business solutions effectively to diverse audiences.

Our Mission Hiya Inc. is focused on restoring trust in voice communication. With spam, scams, and AI manipulation eroding confidence in phone calls, Hiya’s mission is to make voice safe, useful, and human again. Each month, our AI-powered technology analyzes over 28 billion calls, protecting more than 550 million users and over 800 businesses worldwide. We work with partners such as AT&T, Samsung, British Telecom EE, Rogers, MasOrange, Bell Canada, MasMovil, and Virgin Media O2. Together, we not only block malicious calls but also help people feel secure answering their phones. Hiya is growing rapidly, with over 40% year-on-year expansion. As the landscape of voice threats evolves, we continue to set new standards for reliable, trusted communication on a global scale. Role Overview: Mid-Level Backend Software Engineer The Partner Distribution team delivers Hiya’s call profiling solutions, Connect, Protect, and Spoof Defence, to mobile operators and OEM device manufacturers around the world. Last year, we brought four new operators onto our platform, and two more joined this month. Our network is expanding quickly. We are looking for a Software Engineer II to help us scale. This engineer will work alongside a small, agile team, tackling challenges from initial design through production. The team values iterative development and takes responsibility for its work in production. What You Will Do Contribute to the development and scaling of backend services that process real-time call signals for millions of calls across a global operator network. Work with technologies including Scala, Kafka, Kubernetes, and AWS. Participate in technical decisions, code reviews, system design, and deployments. Collaborate closely with team members in a supportive, review-driven environment. Own projects from conception to production, with significant autonomy and scope. About the Stack Scala for backend development Kafka for data streaming Kubernetes for orchestration AWS for cloud infrastructure Location This position is based in Budapest, HU.

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.