full-stack java engineer legacy modernization cloud

Estudio Nacar, based in Barcelona, is seeking a passionate Fullstack Engineer to join our hybrid studio in Barcelona. You will focus on backend services, while contributing to frontend tasks as needed, building cloud-based solutions for a major tech client, and helping modernise our platform for scalability and reliability. You should have strong Node.js,...

Since its foundation in 1925, the DEKRA promise has been to ensure the safety of human interaction with technology and the environment. The company currently employs around 52,000 people in more than 60 countries on all five continents. With qualified and independent expert services, they provide safety on the road, at work and at home. We have a clear and...

Job Reference 358\_26\_CS\_STAR\_RE1 Position Research Engineer - Star-ST4HPC\_SO (RE1) Closing Date Thursday, 06 August, 2026 **Reference:** 358\_26\_CS\_STAR\_RE1 **Job title:** Research Engineer - Star-ST4HPC\_SO (RE1) **About BSC** The Barcelona Supercomputing Center - Centro Nacional de Supercomputación...

We’ve landed! When it comes to innovation and achievement, there are few organisations with a better track record. Join us as we embark on an ambitious journey, evolving our digital commerce platforms and building scalable, resilient, and innovative foundations that enable seamless customer experiences across web, mobile, and connected channels. ...

**Location:** Madrid, M, ES **About the Team and our Scope** Our team, a software house within Swiss Re, develops cloud-native (Azure-based) SaaS/PaaS solutions for external Life & Health insurance clients. Our portfolio includes globally established products and those in growth or incubation stages. We utilize the latest technology and prioritize...

At BairesDev®, we've been leading the way in technology projects for over 15 years. We deliver cutting-edge solutions to giants like Google and the most innovative startups in Silicon Valley. Our diverse 4,000+ team, composed of the world's Top 1% of tech talent, works remotely on roles that drive significant impact worldwide. When you apply for this...

At BairesDev®, we've been leading the way in technology projects for over 15 years. We deliver cutting-edge solutions to giants like Google and the most innovative startups in Silicon Valley. Our diverse 4,000+ team, composed of the world's Top 1% of tech talent, works remotely on roles that drive significant impact worldwide. When you apply for this...

The cleversoft group is the leading provider of cloud-based RegTech services for financial service providers. The company, headquartered in Munich with offices in Frankfurt, Luxembourg, Amsterdam, The Hague, Malta, Sofia, Seville, Istanbul, Dubai, and Kuwait, supplies over 1,200 financial institutions worldwide with automated solutions to optimize...

Our engineering team is growing, and we are looking for a Full-stack Software Engineer who will play a pivotal role in the development of our product and in speeding up the IT delivery growth in iptiQ. We promise you the freedom and space you need to be creative, show off your skills, and grow your expertise. This is an outstanding chance to become part of...

Role Overview Lead the architectural evolution of a complex airline and loyalty platform ecosystem undergoing major transformation. The role requires a hands-on, delivery-focused architect who can balance long-term architectural vision with practical implementation in a fast-changing environment.  Key Responsibilities: Define and evolve end-to-end...

ABOUT SMARTCAT Smartcat is building the future of work, where human expertise meets digital teammates to drive 10x to 1000x productivity gains for the world’s leading enterprises. We’re on the frontier of an entirely new category: Agentic AI. We enable enterprises to build high-performing hybrid workforces made up of both humans and AI agents. These AI...

AgileEngine in Barcelona, Spain is seeking a Senior Full Stack Engineer to build robust server-side and client applications for a scalable SaaS platform. You will work across Java, React, SQL, Redis, and Elasticsearch, contribute to architecture decisions, code reviews, and CI/CD processes, with 5–6 hours EST overlap. The role emphasizes delivering...

**Who We Are** At Kyndryl, we run and reimagine the mission-critical technology systems that drive advantage for the world’s leading businesses. We are at the heart of progress; with proven expertise and a continuous flow of AI-powered insight, enabling smarter decisions, faster innovation, and a lasting competitive edge. For our people—Kyndryls—that...

**Who We Are** At Kyndryl, we run and reimagine the mission-critical technology systems that drive advantage for the world’s leading businesses. We are at the heart of progress; with proven expertise and a continuous flow of AI-powered insight, enabling smarter decisions, faster innovation, and a lasting competitive edge. For our people—Kyndryls—that...

**Founding Software Engineer / Developer (Python React Full Stack) Madrid onsite to €110,000** Are you a technologist with a range of skills across the full stack? You could be progressing your career in an impactful, hands-on Founding Software Engineer role for a successful and growing Private Equity firm in Madrid. As a Founding Software Engineer you...

Senior Backend Engineer (Java & APIs REST) Buscamos un perfil senior especializado en desarrollo backend con Java y Spring Boot, enfocado en el diseño e implementación de APIs REST y en la integración con sistemas legacy (DB2).Principales responsabilidadesDesarrollar servicios backend robustos utilizando Java y Spring Boot.Diseñar, definir y evolucionar...

Minimum qualifications: Bachelor's degree or equivalent practical experience. 6 years of experience with cloud native architecture in a customer-facing or support role. Experience in public cloud architecture, including compute, networking, IAM, and microservices. Experience accelerating pre-sales agreements, conducting technical proof of concepts (PoCs),...

**About us:** We believe the next generation of financial services will be powered by stablecoins. Founded in 2021, our mission at BVNK is to accelerate global money movement. We’re building stablecoin-native infrastructure so businesses can move value instantly across borders and networks. With global licenses and T1 bank partnerships, we facilitate...

**Job Description** Únete a **Amaris Consulting** y trabaja en plataformas de banca digital que dan servicio a miles de usuarios en todo el mundo. Forma parte de un equipo internacional, crece en un entorno ágil y desarrolla tu carrera dentro de un grupo global que valora la innovación, la colaboración y el talento. 🎯 **Tu misión & tu...

**Career Level:** Associate Manager / Manager **YOU ARE** As a senior AI/ML Computational Scientist, you will design, build, and operationalize artificial intelligence and machine learning solutions for enterprise clients, combining custom models with cloud and third-party AI services to deliver production-ready outcomes. Your role spans the full...