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WealthArc, Inc. is seeking a Backend Developer to join our engineering team and build scalable backend platforms on C#/.NET and Azure. You will own features end-to-end, from requirements and implementation through testing, deployment and monitoring.The role emphasizes domain modeling with DDD, pragmatic architecture choices and the thoughtful use of AI tools...

SINGU is building Europe’s leading platform for property operations, with a mobile-first CMMS rooted in React. We are seeking a Full stack Developer to drive a frontend rewrite in React/TypeScript and contribute across the stack with C#/.NET and PostgreSQL.You will work closely with the Team Lead, Product Manager and Designer to deliver end-to-end...

ServiceNow DeveloperAbout the Client & CooperationOptiveum acts as a sourcing partner for this position. You will sign a cooperation agreement with our trusted IT contracting partner to deliver services for a prominent European Union agency headquarters based in Warsaw.About the RoleWe are looking for a ServiceNow Developer to support the implementation,...

At Big Blue Marble, we work on our own production-ready platform, already used by clients around the world. The product is stable and well-designed, which allows our developers to focus on building new, high-impact features rather than dealing with legacy code or unstable architecture. It’s a rewarding environment where your work directly contributes to...

Kruko is seeking a Senior .NET Developer / Team Leader to code and guide a growing team on enterprise projects. You will design RESTful services, optimize performance, and collaborate with international clients and frontend teams to shape technical direction.The role combines hands-on development with leadership responsibilities, mentoring colleagues and...

Hitachi Energy Ltd. in Kraków seeks an experienced R&D Software Developer focused on .NET for performance‑critical systems.You will build high‑performance, secure software with real‑time behavior and long product lifecycles, collaborating with global technology teams to support power grid operations. We value diverse backgrounds; 8+ years in senior...

Your ITeams Sp. z o.o. in Poland is seeking a Senior .NET Developer to join an engineering team delivering enterprise-grade web apps.You will design, build and support solutions using modern .NET technologies, and collaborate with product and third-party teams for production systems and handovers. Responsibilities include end-to-end components, .NET Core 8,...

A Cloud Developer is responsible for the analysis, development, implementation, and maintenance of cloud-based applications and services. The role requires a deep understanding of the AWS cloud platform and related technologies.Cloud Developers work closely with other developers, architects, and IT professionals to ensure that the developed solutions meet...

Solid, an international technology consulting company, seeks a senior .NET developer in Warsaw to join an operations and facilities management platform project. You will develop features, fix bugs, and help shape the software architecture.You will mentor other engineers, participate in all SDLC phases, and collaborate with distributed teams on global support...

We are seeking a Senior Sitecore Developer to join our Web Team. You will leverage your extensive experience in Sitecore and .NET to build immersive, user-friendly web platforms. Key Responsibilities • Design, develop, and maintain Sitecore‑based web applications. • Implement backend integration using .NET 6 and C#. • Perform Sitecore migrations...

OPTIVEUM sp. z o.o. seeks a Senior FullStack Developer to bridge backend .NET services and modern frontend with React. You’ll own features end-to-end, design RESTful APIs, and contribute to a cloud-native microservices platform on Azure.You will collaborate with US product managers, mentor teammates in Warsaw, and deliver world-class UX in a fast-paced US...

Endava is seeking a Full Stack Software Engineer to join a cross-functional team building an authentication and authorization platform for WTW. You will develop secure identity services, REST APIs and admin tooling, while improving developer experience and platform scalability.You will work with .NET, Azure, and modern identity technologies to deliver...

Endava is seeking a Full Stack Software Engineer to join a cross-functional team building an authentication and authorization platform for WTW. You will develop secure identity services, REST APIs and admin tooling, while improving developer experience and platform scalability.You will work with .NET, Azure, and modern identity technologies to deliver...

We are an entertainment and content creation company powered by technology and pushing the boundaries of innovation and creativity to create world-leading gaming content.An ASX Listed company, headquartered in Sydney, Australia, we’ve grown from humble beginnings to boast more than 8,000 employees across 20 locations around the world, united by the common...

Software Mind is seeking a growth-oriented intern or junior .NET developer located in Poland (Województwo małopolskie). You will join an agiler international team to design and build modern solutions for the travel industry.Ideal candidates have a solid base in C#, a proactive mindset for utilizing AI, and solid communication skills. The role emphasizes...

Sii Poland is seeking a Senior .NET Developer to drive cloud transformation of a data-intensive analytics platform. You will design scalable architectures, modernize legacy components, and collaborate with a diverse global team to deliver reliable software solutions.You will apply SOA principles, work with AWS, Redux and Context API in React apps, and...

Endava is seeking a Senior Full Stack Software Engineer to join a dedicated team building the Authentication and Authorization capability used across multiple products. You will design, develop and evolve a reusable identity platform built on .NET, Auth0, and Azure, enabling other teams to adopt standardized security services with strong developer...

Hitachi Energy Ltd. in Kraków seeks an experienced R&D Software Developer specializing in .NET to build high-performance, secure real-time software for power grid applications.You will design and implement microservices, review code, and work with Product Owner and QA to ensure on-time delivery, focusing on reliability and long product lifecycles.We value...

Jit Team is seeking an experienced .NET/C# Backend Developer to join a large Polish e-commerce project. You will design, build, and optimize microservices and REST APIs, collaborating with product teams and architects to ensure high performance and reliability.The role emphasizes code quality, mentorship, and continuous improvement in a fully remote setup...

Junior SharePoint Developer (EU Agency Project)About the client & the roleOptiveum is a specialized tech recruitment and outsourcing company. We are currently sourcing a Junior SharePoint Developer on behalf of our IT consulting partner. In this role, you will support the Enterprise Software Platforms Portfolio under the TIMEDEV framework, delivering...