senior java backend developer

Description👫 Who we’re looking for: A Backend or a Fullstack developer with solid Kotlin experience ready to join a small team building a genuinely creative engineering product in Brno.🌍 Where? Brno, Czech Republic.🗓️ When? Q4 2026. ABOUT THE ROLEAs a Backend Developer, you will be joining the Creatives team at ROI Hunter, building and owning...

About UbiquitiAt Ubiquiti Inc., we create technology platforms for Businesses, Smart Homes, and Internet Service Providers, driven by our goal to connect everyone, everywhere. To date, Ubiquiti has shipped over 100 million devices worldwide, from ISP networking products to next generation of IT solutions. Our growth is made possible by the dedicated team of...

Company DescriptionSpaceKnow provides transparency to global changes and trends by combining the world’s largest collection of satellite imagery with a proprietary artificial intelligence engine. Our vision is to index the physical world and empower users with near-realtime large-scale analysis to drive decision making. SpaceKnow has two distinct...

✨ What awaits you here:As a Backend Rust Developer, you will help build and evolve backend services connected to Braiins Pool, Hashpower, and our hashpower spot market. The role is not only about writing Rust code. We are looking for an engineer who can understand how backend changes, configuration, pricing logic, data flows, and operational behavior can...

Join our international R&D organization in the Secure Connected Edge business unit as a Senior Java Software Developer (m/f/d) with a strong focus on security, within the Trust Provisioning (TP) domain.You will design and develop security‑critical software and systems that enable trusted provisioning and advanced security features for microchips and system...

DescriptionTatum is a leading blockchain development platform and infrastructure provider worldwide. We offer developers and enterprises a highly flexible blockchain framework and tools to build, test, and run blockchain applications. With over 100,000 web3 projects and customers, we recently raised $41.5 million to fuel our rapid growth, and we're excited...

Job descriptionConfirmo is a global stablecoin-first payment platform trusted by market leaders. Originally founded in Prague in 2014, we now run one of the most established infrastructures in the industry. In 2025, Confirmo Limited - part of the Confirmo Group - received authorization under the EU Markets in Crypto-Assets (MiCA) framework from the Central...

About Nebius: Nebius is leading a new era in cloud infrastructure for the global AI economy. We are building a full-stack AI cloud platform that supports developers and enterprises from data and model training through to production deployment, without the cost and complexity of building large in-house AI/ML infrastructure. Built by engineers, for engineers....

We are currently looking for 4 Java Developers to support the following activities: Development and implementation of technical integrations between the FaktorZehn quotation and policy management system — a new property and casualty insurance system — and the relevant peripheral systems. Responsibilities Java software development within the new property...

Join our international R&D organization in the Secure Connected Edge business unit as a C / Java Software Developer (m/f/d) within the Trust Provisioning (TP) domain, working on security critical systems. You will contribute to the development of software and services that enable trusted provisioning and advanced security features for microchips and...

Job Location: Open to candidates based in the UK, Czech Republic and ItalyFlexibility: Option to work fully remotely within the listed locationsKeywords: Java, Graph databases, API Design Why apply? Product Engineering at GraphAware offers a unique opportunity to build real-world intelligence systems that matter. Build with purpose: Your code will help law...

It's a new day with a new opportunity at 8am! About the role: We are looking for a Software Engineer to help design, build, and scale systems that process billions of dollars in transactions and enable new financial capabilities such as lending, payments, and workflow automation.This role is open to engineers with varying levels of experience. Depending on...

Hybrid Lokation: Prague 8, HO 50% Languages: Fluent English and Czech Level: Senior Form of cooperation: Contraktor Start date: asap Allocation: Full-Time Allocation length: Long term R7 is multi-year project aiming to build Eurex' new Risk platform, capable of performing complex backend calculations and analytics on large data sets in cloud native...

About the RoleWe are looking for a Senior Backend Engineer to join our Integrations team. In this role, you'll drive the architecture, development, and scalability of backend systems and APIs that connect our platform with the wider ecosystem. We value innovation and are seeking someone eager to bring fresh ideas – especially around integration patterns,...

Unitalent Consultancy OÜ, in partnership with Flatworld, is helping an Undisclosed company which offers a cutting-edge cloud native SAAS platform solution search for a Sr. Backend Developer (C/C++). The candidate must be based in Prague - CZ. The position is hybrid.  The Senior Software Engineer will play a key role in the R&D team, designing and...

DescriptionCiklum is looking for a Senior Backend Engineer (Node.js/TypeScript) to join our team full-time in the Czech Republic.We are a custom product engineering company that supports both multinational organizations and scaling startups to solve their most complex business challenges. With a global team of over 4,000 highly skilled developers,...

Minimum qualifications:Bachelor's degree in Computer Science, Electrical Engineering, Computer Engineering, a related technical field, or equivalent practical experience.3 years of experience in software development with Java, Python or any major equivalent.Experience with data structures or algorithms in an academic or industry setting.Preferred...

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Senior ML Backend Engineer based in Czechia. This role offers the opportunity to build and evolve the machine learning infrastructure behind advanced property intelligence solutions. You will combine strong backend engineering...

Chceš kódovat aplikace, které skutečně mění banku? V týmu Core Banking Systems tvoříme klíčové backendové systémy s přímým dopadem na klienty. Dostaneš prostor růst, rozvíjet své technické dovednosti a tvořit řešení, která banku posouvají vpřed. Naše práce má smysl a výsledky jsou vidět! Co tě u nás čeká? Vývoj Java a...

Apify is the largest marketplace of tools for AI. On Apify Store, tens of thousands of Actors, purpose-built tools for the web, help people and AI agents get real-time data, track competitors, generate leads, and connect apps. Anyone can build one and earn from it.Apify is looking for a Backend Engineer for the Foundation group. The Foundation group takes...