Empleos de java software developer trading systems en Barcelona

A leading digital agency in Barcelona is seeking a skilled backend developer to design scalable systems and build powerful APIs leveraging Java and Spring Boot. The ideal candidate will have 5+ years in backend development, substantial experience with RESTful and GraphQL APIs, and hands-on skills in microservice architectures. The role offers a hybrid...

LocalStack - the Local Cloud Sandbox for Developers and AI AgentsWe are a fast-growing Series A startup building cutting-edge technology to revolutionize cloud development processes and support highly efficient dev&test feedback loops. We’ve closed our last $25mil round in Q4 2024, led by Notable Capital, CRV and Heavybit.LocalStack is a local cloud...

The Global OT Application Developer builds, maintains, tests and stabilises application components and use cases for industrial environments. The role converts approved requirements, designs and standards into reliable software, scripts, connectors, interfaces and dashboards that can be reused across applications and sites. The Application Developer works...

About WorkatoWorkato is the leading Control and Execution Platform for Enterprise AI — the neutral platform enterprises trust to put AI to work across their business. Workato unifies data, applications, and processes into a single platform so AI can reliably orchestrate business processes in production at enterprise scale. Built on more than a decade of...

WE ARE: At Adaptive, we are a financial consulting firm that partners with capital, commodity, and digital market participants. We value differentiation through technology. Our experienced teams design and deliver complex front-office technology solutions using our proven accelerators to create long-term competitive advantage. Our clients include the...

As a Staff Engineer at Emburse, you will shape the technical foundations of our enterprise‑scale SaaS while delivering critical systems hands‑on. You’ll mentor engineers, drive microservice and cloud architectures, and ensure scalability, reliability, and security across distributed systems. You’ll partner with cross‑functional teams to align...

Experteer Overview As a Senior Software Architect at T-Systems, you define robust, secure, and scalable architectures in the Java ecosystem and lead the technical direction for complex business projects. You’ll shape cloud-native, microservices-based solutions and guide client discussions, proposals, and roadmaps while promoting innovative approaches. You...

We are a global team of innovators and pioneers dedicated to shaping the future of observability. At New Relic, we build an intelligent platform that empowers companies to thrive in an AI-first world by giving them unparalleled insight into their complex systems. As we continue to expand our global footprint, we're looking for passionate people to join our...

Who Are WeAlpega is the trusted execution platform shippers and carriers across Europe rely on to plan, procure, and execute road freight - every day, at the speed the industry demands.We are 450+ people across European offices, working in product, engineering, commercial, and the teams that keep partners connected.In 2026, Alpega was named a Challenger in...

Craft: Job Description: At King, we build products and services that help millions of players enjoy our games every day. The Player Support Innovation and Development team develops the technology behind modern player support experiences, helping players quickly find answers, resolve issues, and get back to playing. As a Software Engineer, you'll build...

Nuestro cliente: Barcelona | Especialistas en desarrollo de soluciones TI Nuestro cliente es una empresa especializada en consultoría, desarrollo e implementación de soluciones basadas en Sistemas de Información Geográfica (GIS). Con más de dos décadas de experiencia, colabora con entidades públicas y privadas, ofreciendo servicios tecnológicos...

Scopely is seeking a highly motivated Senior/Software Engineer to join our Playgami team in Barcelona on a hybrid basis!   At Scopely, we care deeply about what we do and want to encourage play every day - whether in our work environments alongside our talented colleagues or through our deep connections with our communities of players. We are a global...

Smadex is a cutting-edge ad-tech company: we process more than 4,5 million ad requests per second, replying under 100ms (for reference, the Google search engine handles ~76,000 QPS). Every day we generate several TBs of data that need to be processed, analyzed and aggregated, so our real-time components get smarter every day. We need you to help us keep our...

Overview In this role you design, build, and deploy production-grade agentic AI systems across the enterprise stack, collaborating directly with client engineering teams. You own end-to-end orchestration, RAG pipelines, and multi-provider integration to scale across engagements. You will implement LLMOps, observability, and cost/safety monitoring while...

About the Team Our Technology team drives the evolution of our Engineering, Data, Product and User Experience functions. With a keen focus on delivering cutting‑edge solutions, we shape the digital landscape for our customers, readers and users. From revolutionizing visuals to optimizing tools and harnessing the power of data, mobile, video and social...

Smadex is a cutting-edge ad-tech company: we process more than 4,5 million ad requests per second , replying under 100ms (for reference, the Google search engine handles ~76,000 QPS). Every day we generate several TBs of data that need to be processed, analyzed and aggregated, so our real-time components get smarter every day. If you are ready to boost your...

Overview As a Senior Software Engineer, you design, build, and run scalable backend services and APIs that power product experiences and critical workflows. You collaborate with cross-functional partners to enhance performance, reliability, and observability. You mentor engineers and contribute to architecture decisions, helping the team deliver high-impact...

This role combines architecture thinking with hands-on delivery, someone who can design solid integration and data solutions, build with AI tools, and stay accountable to the customer outcome through implementation.What You’ll Do:Design and contribute to the technical approach for customer initiatives: data integration, AI pipelines, platform extensions,...

Описание: The company is an international software development organization.Задачи:Develop and maintain backend applications using Java and Spring BootDesign and implement REST APIs and microservicesCollaborate with cross-functional international teams in Agile environmentsEnsure code quality through testing, code reviews, and best...

Overview As a Senior SDET at Adaptive, you will shape the quality of our front-office trading platforms and open-source/proprietary products. You will work within a collaborative engineering culture to design and implement robust test strategies that scale with complex, low-latency systems. You drive quality through automation, exploring edge cases, and...