Senior Software Engineer in C for Telco Solutions - Tieto Tech Consulting

Tieto Tech Consulting seeks a Senior Software Engineer with strong C programming skills to support telecommunications solutions in Warsaw. This position centers on building reliable software that addresses the needs of the telecom sector. Role overview This role involves designing, developing, and maintaining software components for telecommunications projects. Collaboration with team members is a core part of the work, ensuring solutions meet both technical and industry standards. What you will do Develop and refine software in C for telecom applications Contribute to project planning and technical discussions Work closely with colleagues to deliver project milestones Requirements Experience in C programming Background in telecommunications or related fields Ability to work effectively in a collaborative team environment

Join Tieto Tech Consulting as a Junior/Regular Software Engineer specializing in 5G Troubleshooting. In this role, you will be responsible for diagnosing and resolving issues in 5G networks, ensuring optimal performance and reliability.As part of our dynamic team, you will work closely with experienced engineers and contribute to innovative projects that shape the future of telecommunications.

Join our innovative team at inetum2 as a JVM Software Engineer / C Developer. In this role, you will leverage your expertise in Java Virtual Machine (JVM) and C programming to design, develop, and maintain high-quality software solutions.We are looking for someone passionate about technology, who thrives in a collaborative environment and is eager to tackle complex challenges. You will work closely with cross-functional teams to deliver robust applications that meet our clients' needs.

Teltonika Networks seeks a Tech Lead or Senior Embedded Linux Software Engineer for its Warsaw office. This position centers on developing and enhancing networking solutions that enable industrial connectivity in fields such as Industry 4.0, Smart Cities, and Green Energy. Role overview This role involves building software for both bare metal and embedded Linux devices. The work addresses complex challenges at the intersection of software and hardware, supporting industrial-grade connectivity equipment like routers, switches, gateways, and modems. These products help power modern infrastructure and automation. What you will do Develop software for bare metal and embedded Linux platforms Tackle challenging problems that involve both software and hardware Research and implement new technologies to keep solutions up to date Integrate with hardware components and embedded systems Coordinate with team members in Warsaw and the headquarters in Lithuania Offer technical guidance and mentorship to colleagues About the products The Networking Solutions division designs and manufactures equipment for industrial connectivity. To see the full product range, visit https://www.teltonika-networks.com/products.

At Rydoo, we strive to simplify expense management, allowing individuals to concentrate on what truly matters rather than drowning in receipts. With over a million users relying on us, we facilitate faster and smarter expense submission, approval, and control.In line with this mission, Semine has been developing AI technologies since 2015 to eliminate the tedious and repetitive tasks in accounting, empowering finance teams to work more efficiently.In July 2025, Semine united with Rydoo to revolutionize the future of financial automation. Together, we're crafting a comprehensive, AI-driven platform designed to streamline accounts payable and expense management, enabling businesses to operate with greater simplicity, speed, and intelligence.Our international team exceeds 200 talented individuals who believe that innovative technology should enhance the quality of life. If you have visionary ideas and a desire to create impactful solutions, you will find a welcoming environment here.

Veeam Software seeks a Senior C# Developer based in Warsaw, Poland. This position centers on enhancing data management and cloud backup products. Collaboration and delivering clear results for clients are core values for the team. Key responsibilities Design and implement features for data management and cloud backup solutions using C# Collaborate with other developers to expand and strengthen product functionality Share ideas and participate in code reviews and team discussions Requirements Extensive hands-on experience with C# development Comfort working as part of a collaborative team Genuine interest in data management and cloud technologies

Role overview Alarm.com is looking for a Software Engineer skilled in C# and .NET to join the team at the EBS Warsaw office. The group focuses on building technology that enhances security and automation for both residential and commercial settings. What you will do Develop and maintain software using C# and .NET frameworks Create and support solutions that enable security and automation features Participate in all phases of the software development lifecycle, from design and coding to testing and deployment Location This role is based onsite in Warsaw, Poland, at the EBS office.

Join Tietoevry as a Junior Software Engineer specializing in C language, where you'll contribute to innovative telecommunications solutions. Be part of a dynamic team that pushes the boundaries of technology and drives growth.

CD Projekt Red is hiring a Software Engineer (C++) to focus on online and multiplayer features at their Warsaw studio. This role is part of the engineering department and helps shape the multiplayer experience for players around the world. Role overview This position centers on developing and refining systems that power multiplayer gameplay. Collaboration is key, as the engineer will work alongside other developers and team members to build engaging online features. What you will do Collaborate with engineers and other team members to develop and enhance online and multiplayer systems. Use C++ to improve game performance and system efficiency. Design and implement new features that support immersive multiplayer experiences. The team Work with a group of experienced professionals dedicated to creating memorable gaming experiences. The team values technical expertise, creativity, and a drive to advance multiplayer gaming.

About Zowie:At Zowie, we are transforming the way businesses engage with their customers. Our vision is to create a future where AI Agents manage all customer interactions, providing instant, personalized, and outstanding experiences.We believe that AI Agents signify the next significant technological evolution, and Zowie is at the forefront of this movement. Renowned brands such as Costco, DocMorris, Monos, Decathlon, and InPost trust our AI Agents to lead their customer service initiatives, handling millions of conversations each month.Are you passionate about AI making a real difference? Our AI Agents not only enhance support interactions but also convert them into revenue opportunities. Additionally, our AI Inbox empowers human agents to provide quicker and higher-quality responses, resulting in satisfied customers, improved conversion rates, and streamlined support teams.About the RoleAs a Solutions Consultant, you will craft and showcase solutions that demonstrate how Zowie turns customer service into a profit-generating center. Collaborating closely with our Account Executives, you will identify both business and technical requirements, devise creative solutions, and guide prospects from initial interest to a strong desire to adopt our technology.This is your opportunity to influence how prominent brands leverage AI to drive revenue and provide exceptional customer experiences.Curious about our technology? Check out our tutorials.Interested? Get in touch and let’s discuss!Key Responsibilities:Collaborate with Account Executives to effectively position Zowie, build robust relationships within target accounts, navigate technical objections, and secure deals.Engage deeply with customer challenges through insightful discovery sessions, becoming an expert in their unique business processes and identifying where our AI can enhance their operations.Develop innovative, customized solutions using our advanced AI Agent and AI Inbox that meet each prospect's distinct needs.Present your solutions through captivating demonstrations that illustrate technical possibilities and help customers envision their success.

Join our dynamic team at evooq as a Senior Software Engineer! In this role, you will leverage your extensive experience in software development to design, implement, and maintain high-quality software solutions that meet our client’s needs. You will collaborate closely with cross-functional teams, contributing to all stages of the development lifecycle. If you are passionate about technology and eager to make a significant impact, we want to hear from you!

Tietoevry is hiring an Android Framework Architect in Warsaw to guide the design and implementation of Android frameworks. This position shapes the technical direction for mobile solutions, focusing on improving user experience and supporting business goals. Role overview The Android Framework Architect leads architectural decisions and oversees the development of frameworks for Android platforms. Collaboration with cross-functional teams is central to this role, ensuring that architecture aligns with project requirements and delivery standards. Key responsibilities Design and implement Android frameworks for new and existing mobile solutions Work closely with engineering, product, and design teams to define architecture Support the delivery of high-quality software that meets user and business needs Location This position is based in Warsaw.

Role overview The Roaming Business Expert at Tietoevry will support clients in the telecommunications sector, focusing on business operations and growth. Based in Warsaw, this position is part of the tech consulting team and works closely with clients to address their needs in roaming and related telecom areas. What you will do Work with clients to understand their requirements in roaming and telecom services Apply expertise to help deliver solutions that enhance business processes Join a consulting team to support projects from planning through execution Requirements Background in telecommunications or related technology fields Comfort working directly with clients and identifying business challenges Interest in developing and applying solutions that encourage business growth This Warsaw-based role offers the opportunity to contribute directly to client success in the telecom industry.

About Zowie:At Zowie, we are redefining the landscape of customer-business interactions. Our vision is to create an environment where AI Agents manage all customer interactions, providing instantaneous, personalized, and outstanding experiences.We recognize that AI Agents signify a significant technological evolution, and Zowie is at the forefront of this transformation. Prominent brands such as Costco, DocMorris, Monos, Decathlon, and InPost trust our AI Agents to lead their customer service initiatives, managing millions of conversations each month.Are you enthusiastic about AI that truly makes a difference? Our AI Agents turn support interactions into revenue streams, while our AI Inbox enhances human agents' ability to respond swiftly and with greater quality. The outcome: delighted customers, improved conversion rates, and streamlined support teams.About the RoleAs a Senior Solutions Consultant, your role will entail designing and showcasing solutions that illustrate how Zowie can convert customer service into a profitable venture. You will collaborate closely with our Account Executives to identify both business and technical needs, craft innovative solutions, and lead prospects from initial interest to urgent necessity.This is an exceptional opportunity to influence how leading brands harness AI to drive revenue and provide outstanding customer experiences.Curious about our technology? Check out our tutorials.Intrigued? Let's connect and discuss!Your Responsibilities:Collaborate with Account Executives to effectively position Zowie, establish robust relationships within target accounts, address technical concerns, and close deals.Engage in thorough discovery sessions to understand customer challenges deeply—becoming adept in their unique business processes and pinpointing where our AI can enhance their operations.Create innovative, customized solutions utilizing our state-of-the-art AI Agent and AI Inbox that specifically cater to each prospect's unique needs.Present your solutions through engaging demonstrations that highlight the technical capabilities of our offerings.

Join our team as a .NET Developer and be part of our dynamic tech environment where innovation and collaboration thrive. In this role, you will develop high-quality software solutions and contribute to exciting projects that impact our clients positively.

Teltonika Networks is looking for a Junior Backend Software Engineer to join the team in Warsaw, Masovian Voivodeship, Poland. The company develops networking equipment for industrial and enterprise use, including routers, switches, gateways, and modems. Teltonika’s technology supports clients in sectors such as Industry 4.0, Smart City, and Green Energy. For more details on their products, visit Teltonika Products. Role overview This position involves hands-on work with embedded Linux software and API frameworks for IoT devices. The team is international and values collaboration to solve technical challenges. The role is well suited to early-career engineers who want to deepen their technical skills while working on real-world projects. Main responsibilities Design, implement, and maintain embedded Linux software for IoT hardware. Develop and support an API framework used by multiple R&D teams. Analyze and integrate new technologies into existing systems. Collaborate with colleagues from different countries to address complex problems. Requirements At least 1 year of experience programming in C. Minimum 1 year working with APIs. Proficient in Shell and Python scripting. Familiarity with Git version control. Experience working with Linux-based systems. Strong English communication skills, both written and spoken. Preferred qualifications Technical degree in a relevant field. Understanding of computer networking concepts. Experience with Lua programming. Knowledge of OpenWrt. Benefits Opportunities for growth within a growing company. Work on ambitious projects focused on industrial networking devices. Private medical care (Medicover Premium) and Multisport card. Hybrid work model with flexible arrangements. Extra day off for your birthday. Team-building activities to support collaboration.

Join Veeam Software as a Software Developer in Test, where you will be at the forefront of ensuring the quality and reliability of our products. You will work in a dynamic environment, utilizing your expertise in Python or C# to develop automated tests and enhance our testing frameworks.

Join Our Team!We are on the lookout for a highly skilled Senior Full Stack Software Engineer to be a pivotal part of our innovative teams in Warsaw. At Bolt, our engineering teams tackle unique product challenges that involve sophisticated algorithms for demand forecasting, real-time pricing optimization, routing logistics, fraud detection, and distributed systems, among others.About UsWith a customer base exceeding 200 million across more than 50 countries, Bolt stands as one of the fastest-growing tech firms in Europe and Africa. This remarkable growth is a testament to the dedication and talent of our team members.We foster an inclusive culture where every individual is valued, regardless of race, color, religion, gender identity, sexual orientation, national origin, age, or disability. Our ultimate aim is to create urban environments that prioritize people over vehicles, and we would love for you to help us realize this vision!

Veeam is recognized as the Data and AI Trust Company, dedicated to empowering organizations to fully comprehend, secure, and maintain the resilience of their data and AI systems. As a leader in data resilience and security posture management, Veeam is designed for the convergence of identity, data, security, and AI risk management. With its headquarters in Seattle and operations in over 30 countries, Veeam safeguards the data of more than 550,000 customers globally, who rely on Veeam to ensure their business continuity. Join us in our mission to advance fearlessly, fostering growth, learning, and making a significant impact for some of the world's largest brands.About the RoleWe are seeking a skilled C# Developer to join our team, where you will play a pivotal role in enhancing the backend of Veeam Backup for Hypervisors, improving data protection and fostering business resilience.What You'll DoDesign and implement business logic for virtualization products (RHV, Nutanix, Proxmox VE, etc.)Develop new functionalities and enhance existing featuresImplement significant functionalities across various components of the productContribute to the individual development of components and the overall architecture of the product

As a Lead Senior Software Engineer on the API team at Nearmap, you will take charge of guiding developers in the design, implementation, and delivery of innovative software solutions that significantly contribute to Nearmap's business goals and effectively address real-world challenges faced by our users. You will collaborate closely with the Product team to analyze, design, and enhance software solutions while elevating the development team's skills by promoting best practices and providing coaching to help individuals reach their full potential.Your work will directly impact a platform that manages petabytes of aerial imagery, drives sophisticated AI models, and delivers real-time geospatial insights to clients globally. From data ingestion and processing to intelligent API delivery and user-facing applications, our systems redefine performance, scalability, and innovation.This role presents a unique opportunity to influence quality practices across a comprehensive platform that encompasses high-resolution imagery, AI-driven insights, and scalable data delivery systems while helping to establish API projects within our new engineering hub in Warsaw. You will play a vital role in ensuring the dependability of systems that are transforming how industries make pivotal decisions at scale.At Nearmap, we seek engineers who are adaptable, exhibit leadership qualities, and are eager to tackle new challenges across the full stack as we strive to advance technology.