Senior Software Engineer (C#/.NET, Microsoft Azure IoT) - B2B Contract

About EverfieldAt Everfield, we acquire, develop, and scale European companies specializing in software solutions for vertical markets, providing them with the necessary tools to reach the next level of growth. Our mission is to support ambitions, drive growth, and open new opportunities for the European software ecosystem.Our ecosystem operates in a decentralized model, allowing companies to retain their teams, brands, and offices while focusing on what they do best: creating products and supporting clients. Everfield offers assistance in recruitment, HR, and access to expert teams specializing in building and developing European B2B SaaS companies, advising on financial and operational matters.Founded in 2022, Everfield has a presence in 7 countries and is continuously expanding.About the RoleGrafik Optymalny is a SaaS product designed for workforce scheduling in compliance with labor laws, taking into account employee preferences and availability, alongside business objectives. Our product focuses on three key industries: retail, HoReCa, and manufacturing, collaborating with companies employing over 300 individuals.We are seeking a seasoned .NET Developer to help enhance our solutions in alignment with market expectations and the needs of our key clients. This position is fully remote, allowing for flexibility and work-life balance.

Greetings! Join Our Team!About XebiaXebia is a renowned global technology company that began its operations in Central and Eastern Europe through two leading Polish firms: PGS Software, recognized for its top-tier cloud and software solutions, and GetInData, a trailblazer in Big Data. Currently, we encompass a diverse team of over 1,000 professionals dedicated to delivering exceptional results across cloud, data, and software domains. Our journey has just begun.Our MissionWe engage in projects that create significant impact. From fintech to e-commerce, aviation, logistics, media, and fashion, we empower our clients to construct scalable platforms, data-driven AI solutions, and innovative applications that will define the future of technology. Our esteemed clientele includes industry giants such as McLaren, Aviva, Deloitte, Spotify, Disney, ING, UPS, Tesco, Truecaller, AllSaints, Volotea, Schmitz Cargobull, Allegro, and InPost, among others.At Xebia, we cherish cutting-edge technology, genuine ownership, and continuous professional development. Our teams leverage modern, open-source technology stacks, and we take pride in being recognized as trusted partners of Databricks, dbt, Snowflake, Azure, GCP, and AWS. Fun fact: we were the first AWS Premier Partner in Poland!Community Beyond ProjectsWhat distinguishes Xebia is our vibrant community. We actively support tech communities, organize meetups (Software Talks, Data Tech Talks), and foster a culture that promotes your growth through Guilds, Labs, and personal development budgets — encompassing both technical and soft skills. This is not merely a job; it’s a platform for your growth.Our Unique CultureOur mindset, our atmosphere, and our people set us apart. While it's challenging to express in words, we invite you to visit us and experience it for yourself.Your ResponsibilitiesDesigning and enhancing cloud platforms, primarily utilizing Azure Cloud services.Leading initiatives for migrating from on-premises to cloud environments, ensuring scalability, security, and optimal availability.Implementing automated deployment pipelines and solutions for infrastructure provisioning.Driving security testing on platforms and ensuring compliance with organization-wide security standards.Collaborating with cross-functional teams to deliver high-quality software solutions.

Join ELEKS’ Software Engineering and Development Office as a Senior .NET Developer and become a vital part of a pioneering team.About the ProjectOur client is at the forefront of innovation, developing a cutting-edge digital platform for optics manufacturing. This exciting project merges software engineering with robotics and advanced sensor technologies to facilitate real-time data processing and automation, enhancing intelligent control over production processes. As a Senior .NET Developer, you will be tackling real-world industrial challenges that lie at the intersection of software, hardware, and robotics.

At Code & Pepper, we are dedicated to assisting clients from sectors where mediocrity has no place. We empower them to scale teams and innovate by creating and developing new products.We are currently developing the Special Procedures Settlement System (RPS) – a platform for the Ministry of Finance that enables electronic monitoring and settlement of customs procedures. This enterprise-class system is built on .NET 8 / ASP.NET Core and PostgreSQL, featuring integrations with various external systems.

Join Us at Xebia!Xebia is a vibrant community where experts thrive. With nearly 20 years of experience, we craft innovative digital solutions for a diverse range of clients worldwide, including notable brands such as UPS, McLaren, Aviva, and Deloitte.Our passion for Cloud technologies drives us to partner with leading providers, including Amazon Web Services (AWS), Microsoft Azure, and Google Cloud Platform (GCP). We take pride in being the first AWS Premier Consulting Partner in Poland.Previously known as PGS Software, we became part of the Xebia Group in 2021, a network of companies united by a shared goal to make a significant impact in the technology sector.Xebia symbolizes innovation, skilled professionals, and technical excellence. We are recognized globally for our thought leadership, enabling us to engage in groundbreaking projects around the world.Our mission is clear: to be acknowledged as the authority in our domain.What sets us apart? We focus on the finer details—our attitude, commitment to knowledge, and belief in the potential of every team member. We emphasize personal development and growth, which is challenging to convey on paper, so we invite you to experience it firsthand!We look forward to learning about you!Send your resume and start a conversation to join the #Xebia team.Your Role:Collaborate with global teams based in Europe, the UK, and Asia.Design and develop architecture, system components, microservices, and, at times, DevOps solutions.Engage with clients from various industries.Work in an agile setting with tools like GIT, Azure DevOps (project-dependent), Jira, Confluence, and Miro.Participate in internal technical workshops, guild meetings, external conferences (webinars, SoftwareTalks), and integration meetings.

Join Netguru, a leading digital commerce partner dedicated to empowering brands with innovative solutions. Since our inception in 2008, we have collaborated with industry giants like IKEA, VW, and Delivery Hero, leveraging advanced technology and AI-driven personalization to revolutionize B2B solutions, marketplaces, and retail ecosystems.At Netguru, we pride ourselves on being Cloud Agnostics, proficient in the top three cloud providers: AWS, Azure, and Google Cloud Platform. As certified partners of Microsoft Azure (MS Gold), Amazon Web Services, and Google, we are at the forefront of cloud technology.We are currently seeking a Senior DevOps Engineer with expertise in AWS and Azure to join our dynamic team remotely from Poland.

About Us:MARGO Group is a leading international IT consulting firm established in 2005 in Paris, with additional offices in London and Warsaw. We specialize in IT outsourcing and providing top-tier experts for intricate technology projects across Europe. Our focus is on fostering long-term partnerships, maintaining transparency, and promoting continuous development.About the Role:We are seeking a Senior .NET Developer with Angular expertise to engage in long-term enterprise banking projects within structured development environments. You will be involved in creating complex business applications while collaborating closely with Analysts, QA Engineers, and Product stakeholders.This position is intended for seasoned developers with over 5 years of experience who prioritize clean code, testing, sound architectural practices, and uphold high engineering standards.Work Model: Remote-first with scheduled on-site team meetings (2 days per month in Warsaw). Office attendance is primarily for team alignment, planning sessions, and direct collaboration.

Join Eleks as a Full-Stack Software Developer specializing in .Net and Angular. In this fully remote role, you will collaborate with a talented team to create innovative software solutions that enhance the banking sector. Your expertise will help shape the future of banking technology, ensuring our clients receive the highest quality services.

About Us At Hitachi Digital Services, we are a pioneering force in the global digital solutions landscape, committed to unlocking the immense potential of our world. Our people-centric approach empowers us to create meaningful change daily—whether it’s shaping future-ready urban spaces, conserving vital natural resources, safeguarding rainforests, or enhancing lives. We believe in the fusion of innovation, technology, and expertise to propel our clients from today’s challenges to tomorrow’s opportunities through the power of acceleration. We value diverse perspectives, experiences, and passions, and do not expect you to meet every requirement. Your unique journey can be an asset to us as we strive for greatness together. The Role Develop and implement new features for .NET applications, ensuring comprehensive documentation for the transfer of master data from various engineering systems to SAP. Provide technical support to users, diagnosing problems and recommending solutions, including enhancements on the SAP side. Oversee and maintain automated software tests to ensure product reliability. Collaborate with beta testers and developers of related software to refine solutions. Enhance existing processes and tools to boost product efficiency and effectiveness. What You’ll Bring In-depth knowledge of the .NET platform and proficiency in C# programming language. Strong familiarity with XML and Excel formats. Expertise in design patterns, particularly MVVM and SOLID principles. Experience with Visual Studio Enterprise, including unit testing and Git. Valuable insights into SAP data structures, function modules, and GUI for master data management. Strong communication skills and a willingness to engage with business stakeholders for requirement analysis and support.

Join MARGO as a Senior Fullstack .NET Developer!Are you passionate about technology and looking to make an impact in the field of IT consulting? MARGO, an international leader in IT consulting, is seeking a Senior Fullstack .NET Developer with Angular expertise to join our dynamic team in Warsaw. Established in 2005 in Paris, with additional offices in London and Warsaw, we pride ourselves on providing top-tier IT experts for complex enterprise projects across Europe. At MARGO, we are committed to building long-lasting partnerships, ensuring transparency in our processes, and maintaining technical excellence in everything we do.

Join Our Innovative Team!At Xebia, we are a dynamic and forward-thinking company that has spent nearly 20 years crafting digital solutions for clients across various sectors worldwide. We've proudly partnered with renowned brands like UPS, McLaren, Aviva, and Deloitte.Our commitment to cloud technology is unwavering, as evidenced by our collaborations with top cloud providers, including Amazon Web Services (AWS), Microsoft Azure, and Google Cloud Platform (GCP). Notably, we were the first AWS Premier Consulting Partner in Poland.Previously known as PGS Software, we joined the Xebia Group in 2021, a collective of innovative companies dedicated to making a significant impact in the technology landscape.Xebia is synonymous with excellence, innovation, and a focus on nurturing talent. We take pride in our reputation for delivering cutting-edge, global projects.Our mission is clear: to be recognized as the authority in our field.While we've shared about us, we are eager to learn about you!Apply now by sending us your resume and become part of the #Xebia family!Your Role:Collaborate with global teams based in Europe, the UK, and Asia.Design architecture, develop system components, microservices, and occasionally implement DevOps solutions.Engage with clients from diverse industries.Thrive in an agile environment utilizing tools such as GIT, Azure DevOps, Jira, Confluence, and Miro.Participate in internal technical workshops, guild meetings, and industry conferences (webinars, SoftwareTalks).

VIATechnik is seeking a Mid-Level Fullstack .NET Developer to join its remote team in Poland. This role centers on building solutions for the engineering sector alongside colleagues who value collaboration and growth. Role overview Work with a team of professionals to develop and maintain fullstack applications using .NET technologies. The position involves contributing to projects that support the engineering industry, with opportunities to learn from experienced peers. Collaboration Expect to work closely with other developers and team members in a remote setting. The environment emphasizes teamwork and knowledge sharing, helping you strengthen your technical and communication skills. Location This is a remote position open to candidates based in Poland.

Renesas Electronics Corporation seeks a Senior Software Development Engineer specializing in .NET for its Katowice office. This role centers on creating and delivering software solutions that support the company’s semiconductor products and uphold high standards for innovation and quality. Main responsibilities Design and develop software solutions using .NET technologies Help implement new features for semiconductor-related products Work closely with cross-functional teams to ensure software reliability and quality Contribute to product offerings that address customer requirements Location This position is based in Katowice.

At Code & Pepper, we empower clients in industries where mediocrity is not an option. We assist them in scaling teams and developing innovative products.Currently, we are building the Special Procedures Settlement System (RPS) - a platform for the Ministry of Finance that enables electronic monitoring and settlement of customs procedures. This enterprise-level system is developed using .NET 8 / ASP.NET Core, React, and PostgreSQL, and integrates with various external systems.

Role Overview Renesas Electronics Corporation is looking for a Senior Software Development Engineer with expertise in .NET to join the team in Wrocław. This role focuses on building and maintaining software that supports and improves our product lineup. What You Will Do Design, develop, and maintain software solutions using .NET technologies Work with teams across disciplines to understand user needs and turn them into technical requirements Lead projects and guide their technical direction Mentor junior developers and support their growth Help refine and improve software development practices within the team Collaboration This position involves close cooperation with colleagues from different backgrounds. Expect to analyze requirements, share knowledge, and contribute to a culture of continuous improvement.

Join SoftwareMind as a Senior .NET Developer and leverage your expertise in building robust applications while collaborating with an enthusiastic team. We are looking for a German-speaking professional who can contribute to our innovative projects and help us deliver exceptional software solutions.

Join our dynamic team at Altersolutions as a Fullstack .NET Angular Developer! In this role, you will have the opportunity to work with cutting-edge technologies and contribute to innovative projects that impact our clients positively. Collaborate with cross-functional teams to design, develop, and implement robust applications that meet business requirements.

Join our dynamic Credit eTrading Technology team as a Senior .NET Developer. In this role, you will be responsible for developing a real-time Market Data aggregation and processing application that operates 24/7. This application connects with multiple global markets through various APIs and protocols, ensuring rapid data capture and delivery to downstream clients with minimal latency.As part of your responsibilities, you will work on the Market Data hub application, which is crucial for trading apps, algorithmic trading solutions, and analytic platforms. You will engage in developing, testing, and releasing new features while collaborating with an agile team to ensure high-quality outcomes.

At Netguru, our mission is to empower entrepreneurs and innovators to transform their visions into reality through exceptional software solutions. We prioritize trust, accountability, and transparency, creating a supportive and inclusive workspace for all team members. As a Certified B Corporation®, we are committed to fostering an environment where feedback is welcomed and growth is encouraged. If you’re looking for a fulfilling remote role, we are excited to help you find the right opportunities. We are cloud agnostics, proficient in supporting the leading three cloud providers: AWS, Azure, and GCP. Our partnerships include being a licensed Microsoft Azure (MS Gold) partner, Amazon Web Services (AWS Partner & Reseller), and Google.Key Responsibilities:Automate DevOps processes and tasks to minimize repetitive issues.Educate team members, bridging the gap between development and operations.Analyze client needs and challenges in both operations and development.Collaborate to build solutions that fulfill both technical and business requirements.Support development teams by responding to project needs.Create and maintain comprehensive technical documentation.Manage tasks within the ServiceDesk DevOps framework to assist development teams.