java backend developer

A leading tech community in Helsinki is seeking full-stack developers to engage in a dynamic low-hierarchy environment. In this role, you will be responsible for the full software development cycle, supporting clients across various sectors including gaming and healthcare. Ideal candidates are curious-minded developers proficient in both backend and frontend...

At IQM, we build world-leading quantum computers for the well-being of humankind. We design systems to tackle computational challenges beyond the practical limits of classical machines. Our work sits at the edge of science and engineering. It's complex, demanding, and deeply collaborative. We turn deep research into reliable, full-stack systems that drive...

Fliq is seeking software developers to join our growing team in Vaasa. The work is varied and project-based, with tasks shaped by your experience and strengths.We design and build large-scale systems delivering value to our customers by visualizing data, enabling maintenance planning and collaboration. We expect you to bring user-centered thinking, strong...

Punta Oy is seeking a Software Architect to lead the architecture of our Smart Locker platform, spanning embedded devices to cloud services as we scale internationally. The role intersects embedded engineering, backend development, and cloud infrastructure, with emphasis on secure, scalable design and cross-team collaboration.You will define ADRs, review...

Deploy and configure Temporal/Camunda or similar Workflow Engine on Kubernetes (self-hosted, production-grade).Design and implement SIM Activation workflow: activities for HSS, OCS, PCRF, Inventory update.Implement SIM Deactivation workflow with compensation and rollback logic.Implement Plan Change workflow (OCS quota update + PCRF policy change).Define...

A-CX is a software design and development partner for progressive companies, delivering innovative services through dedicated teams and customized solutions. Specializing in modern frontend and backend development, artificial intelligence, cloud architecture, and DevOps, we provide scalable custom services of the highest quality, exceeding expectations. Our...

With over 40 years of experience, Punta combines software expertise, strong engineering know-how and high-quality mechanical design to deliver world-class lockers. Today, one of our most exciting growth areas is battery-operated autonomous lockers, which help logistics and retail customers automate and optimize e-commerce and last-mile service networks in a...

Wolt is seeking an Engineering Manager to lead a cross-functional team across backend, web and mobile development, focused on building high-load real-time support systems and delightful customer experiences.You will mentor engineers, plan development cycles, and partner with product leads to deliver innovative solutions for millions of users. Experience with...

Role Title: GitHub Contributor Role Type: Contract Location: Remote Contribute expert-level code samples, debugging strategies, and development insights in Python3, Java, Rust, Go, C++, or TypeScript. Analyze, troubleshoot, and resolve complex software defects and performance bottlenecks in diverse codebases. Implement robust new features, ensuring...

We’re a global team of over 400 people, working together to push the boundaries of open‑source technology and multi‑cloud solutions. Our vision is to help developers, builders, and creators bring their ideas to life with speed and simplicity, by providing a cloud data platform that makes open‑source databases, search, streaming, and application...

Swedium Global is the growing System Engineering and Solution Company, offers services like Semiconductor Engineering R&D Services, Embedded Systems Development, Custom Application Software Development, Web and Cloud Application Development, Testing Services, Consultancy and Outsourcing services to our clients across the globe for an onsite and offshore...

Etsitään meille kokenutta ohjelmistokehittäjää, joka on teknisesti todella vahva ja haluaa olla rakentamassa sitä, miten ohjelmistoja tehdään AI-aikakaudella. Haemme ihmistä, jolla on vahva pohja modernista ohjelmistokehityksestä ja joka osaa hyödyntää AI:ta sekä rakentamissamme ratkaisuissa ja itse ohjelmistokehityksessä. Tässä roolissa...

About the RoleAlphaSense is moving beyond search toward AI-powered decision workflows and proactive intelligence that help professionals understand markets, monitor change, and act with confidence. Mobile is a critical part of that shift: our customers need trusted intelligence in fast-moving moments, not only when they are sitting at a desktop.Android is an...

Reaktor's award-winning tech community in Helsinki is seeking full-stack developers to join our team for work across the entire software development lifecycle, from front-end to production.You’ll collaborate with client tech and business teams to select technologies, implement features across frontend, backend and databases, and deliver world-class...

Coragrid is actively hiring a Software Engineer - Data Infrastructure to build the production pipelines, data quality systems, and lineage tools behind private-company intelligence. Coragrid builds data infrastructure for private markets. Our goal is to bring public-market level data fidelity to private companies: official financials, registry filings, web...

We’re a global team of over 400 people, working together to push the boundaries of open-source technology and multi-cloud solutions. Our vision is to help developers, builders, and creators bring their ideas to life with speed and simplicity, by providing a cloud data platform that makes open-source databases, search, streaming, and application...

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 a global team of over 400+ people, working together to push the boundaries of open-source technology and multi-cloud solutions. Our vision is to help developers, builders, and creators bring their ideas to life with speed and simplicity, by providing a cloud data platform that makes open-source databases, search, streaming, and application...

Vitec Tietomitta seeks a Chief Technology Officer to own the Engineering organization and partner with leadership on product direction. The role guides architecture and builds a resilient, AI‑assisted development process for a cloud-native SaaS platform serving circular economy domains.You will lead across frontend, backend, data, and Kubernetes, while...

Wolt is seeking an Engineering Manager to lead a cross-functional team across backend, web, and mobile development, fostering growth and ensuring the team has support to thrive. You’ll guide the weekly cycle, create development plans, and conduct regular one-on-ones, while shaping the future of our customer support tooling.With 25+ million monthly users,...