senior java backend developer

At Verda, we're building a fully featured European AI cloud - with everything needed to train, experiment with, and deploy AI models at scale.We are a full-stack AI infrastructure company, meaning we design, operate, and optimize the compute powering modern AI workloads across training and inference. Our infrastructure runs on 100% renewable energy, helping...

About the job Backend Developer (AWS, C#, .NET core)New interesting open position available just for you.Hop on to great team and jump next level in your career.Now we are looking for AWS backend developer to join us in long project. Depending of your interest also other projects are available in future.Some key point of this positionWhat we expect from...

Unikie Oy is seeking experienced Kotlin/Java Full Stack Developers for a long-term customer project. You will build scalable web applications in a cloud-native setup, spanning Kotlin/Java backend, React frontend, and cloud infrastructure.The role emphasizes CI/CD, automation, and secure development practices. Ideal candidates will have 5+ years in full stack...

Reaktor's tech community is looking for an experienced Senior Fullstack Developer to join one of our Business Units in Helsinki. If you are comfortable working across modern web applications, backend services and production systems, enjoy solving ambiguous problems with clients, and are curious to work in a low-hierarchy environment, you might just be what...

Nordea Bank Norge ASA in Helsinki is seeking a Senior IT Developer for Settlement, focusing on Calypso-based settlement processes. You will design and implement robust Java solutions, integrate with the Calypso engine, and collaborate with product owners and testers in an Agile environment.The role is based in Helsinki, Finland, with a hybrid working model....

Nordea in Helsinki is seeking a Senior Software Engineer to join the High Risk Change and Development team. You will own end-to-end integration projects from requirement through design, development, testing and release readiness, delivering robust solutions for debt management and related processes.You will collaborate with global counterparts, apply Java...

Role highlights:• Senior Backend Software Engineer• Location: Espoo, Finland• Department: Fleet Control and Satellite Communications• Reports to: Engineering Manager, Satellite Fleet Planning• Employment type: Permanent• Workplace model: Hybrid• Employment is subject to applicable security screening (incl. SUPO, where required)Why this role...

Join Columbia Road as a Senior Software Consultant! Make an impact crafting seamless customer journeys and solving complex challenges directly with clients. Enjoy autonomy, growth opportunities, and variety in technology whilst being supported by a great community. We look forward to hearing from you, future Roadie!Who we areColumbia Road is the go-to...

Unikie is seeking an experienced Kotlin Java Full Stack Developer to join a long-term customer project in Helsinki. You will build Kotlin/Java backend services, React frontends, and contribute to cloud infrastructure, CI/CD, and software architecture.You will work across the full stack, collaborating with stakeholders in a multi-vendor environment while...

Your code will protect millions of devices. At CUJO AI, our OTM (OnTheMove) team builds Android and iOS apps backed by acloudplatform deployed on AWS — delivering cybersecurity and parental control features to users on the go.We'relookingfor aSenior Software Engineerwithproven experiencein programming usingTypeScript/Node.jsonAWS serverlessservices,to...

Glaston is seeking a Senior Software Engineer in Tampere to design, develop and maintain backend applications powering its glass tempering machines. You will work on core systems using .NET/.NET Framework and collaborate with QA, Product, Project Management and Technical Support to deliver robust software solutions.The role requires strong C# and REST API...

We're hiring an Senior Software Developer to join our crew at QOCO Systems! Are you excited about building impactful SaaS products and working with modern AI-assisted development tools? Do you want to be part of a scale‑up that’s shaping the future of aviation technology? Then we would love to hear from you. We’re looking for developers who are...

Reaktor's tech community is looking for an experienced Senior Native Mobile Developer to join our Retail Business Unit in our European locations (Helsinki, Amsterdam, Lisbon). If you thrive in native mobile development, enjoy solving complex challenges in multidisciplinary teams, and are curious to work in a low-hierarchy environment, you might just be what...

We’re now looking for a Senior Mobile Developer For our customer, 9Solutions. 9Solutions is the leading provider of real-time locating based safety, communications and smart care solutions from Oulu, Finland. Their mission is to create environments for safe and quality care by providing solutions that enable effective communication, make relevant...

Sievo is seeking an AI-native software engineer with a backend focus to join the Suppliers team in Helsinki. Depending on experience, you’ll join as a Senior or Lead Software Engineer.In this role you’ll drive architectural decisions, build with agents across the SDLC, and help move toward agentic development, delivering end-to-end value in a...

Job ID: 5606   Welcome to Group Technology, where we pride ourselves on engineering solutions and direct Nordea’s transformation by providing a holistic technological view and structured understanding of the bank, and its surrounding environment to enable the Customer Vision and the Business Strategy.   Would you like to contribute to Nordea’s digital...

Supercell in Helsinki is seeking an experienced Server Engineer for the Brawl Stars team. In this role, you'll design and maintain highly scalable backends for live games and collaborate closely with client programmers to develop new features.The ideal candidate will have strong server-side Java experience and a passion for game feature development. You will...

Job ID: 1040 Location: Helsinki, Finland We are looking for a Senior Calypso Developer to join our team developing components powering one of core processes in the trading business - Settlement. This is a permanent and full-time position, based in our office in Helsinki (Finland). About our team Meet the Settlement Development team. Our role is to develop...

Reaktor's tech community is looking for an experienced Senior Native Mobile Developer to join our Gaming & Entertainment Business Unit in Helsinki. If you thrive in native mobile development, enjoy solving complex challenges in multidisciplinary teams, and are curious to work in a low-hierarchy environment, you might just be what we’re looking for.You will...

Overview We are seeking an experienced and highly skilled Senior LLVM Compiler Backend Engineer to join our team. In this role, you will be responsible for developing and optimizing the compiler backend for our Parallel Processing Unit. You will work on a variety of tasks that require a deep understanding of computer and CPU architectures, LLVM IR, and the...