Empleos de junior java software engineers en Barcelona

Smadex The teamYou will join our core engineering team, a collaborative group of 8 experienced engineers responsible for maintaining and evolving the real-time bidding (Open-RTB) auction system that powers our entire business. We foster a fast-paced, supportive environment where knowledge sharing is key. We value autonomy and will provide the platform for...

Smadex The teamYou will join our core engineering team, a collaborative group of 8 experienced engineers responsible for maintaining and evolving the real-time bidding (Open-RTB) auction system that powers our entire business. We foster a fast-paced, supportive environment where knowledge sharing is key. We value autonomy and will provide the platform for...

Keyfactor is seeking a Senior Software QA Analyst in Barcelona. You will own the quality strategy for Redtrust, define risk-based test plans, and collaborate across teams to ensure quality from the start.Your responsibilities include managing test documentation and metrics, transitioning manual regression to automation, and mentoring junior engineers. Ideal...

 We are looking for a Lead Software Engineer to join our Life Sciences team in Barcelona. You will play a key role in Pathfinder, a strategic new initiative focused on designing and delivering a modern, scalable, and maintainable application that will have a meaningful impact on the life sciences industry.As part of a cross-functional team, you will work...

Your TasksYour tasks- API Integration & Data Ingestion: Proven ability to design and operate ingestion pipelines against third-party marketing and advertising APIs (e.G. Google Ads, DV360, CM360, Meta, Amazon Ads, Criteo, The Trade Desk, GA4). Comfortable with REST as well as asynchronous report-job patterns, GraphQL, bulk/file-based exports (SFTP, GCS/S3),...

Job DescriptionAbout Merkle Merkle, a dentsu company, powers the experience economy. For more than 35 years, we have put people at the heart of its approach to digital business transformation. As the only integrated experience consultancy in the world with a heritage in data science and our performance, Merkle delivers holistic experience that promote...

🚀 We’re on a mission to make money work for everyone. We’re waving goodbye to the complicated and confusing ways of traditional banking. After starting as a prepaid card, our product offering has grown a lot in the last 10 years in the UK. As well as personal and business bank accounts, we offer joint accounts, accounts for 16-17 year olds, a free...

🚀 We’re on a mission to make money work for everyone. We’re waving goodbye to the complicated and confusing ways of traditional banking. After starting as a prepaid card, our product offering has grown a lot in the last 10 years in the UK. As well as personal and business bank accounts, we offer joint accounts, accounts for 16-17 year olds, a free...

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 products,...

Who we are Join the fintech revolution with Mambu, the leading SaaS cloud banking platform. We're on a mission to make banking better for a billion people. We're engineering the future of financial services with AI at its core. At Mambu, AI isn't a feature — it's how we're rebuilding banking from the ground up. If you're ready to apply...

Multiverse ComputingMultiverse is a well-funded, fast-growing deep-tech company founded in 2019. We are the largest quantum software company in the EU and have been recognized by CB Insights (2023 and 2025) as one of the 100 most promising AI companies in the world. With 180+ employees and growing, our team is fully multicultural and international. We...

5 days ago Be among the first 25 applicantsThis position is posted by Jobgether on behalf of a partner company. We are currently looking for a Backend Engineer in Europe .As a Backend Engineer, you will work on cutting-edge systems that power a high-performance AI platform for the insurance industry. You will contribute to building scalable, fault-tolerant...

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...

At OneSpan, we specialize in digital identity and anti-fraud solutions that create exceptional and secure experiences.We are looking for an experienced Senior Backend Engineer to join our Barcelona-based backend team and drive product features from conception to production with customer value at the forefront. You'll own the delivery side of our platform...

AST SpaceMobile is building the first and only global cellular broadband network in space to operate directly with standard, unmodified mobile devices based on our extensive IP and patent portfolio and designed for both commercial and government applications. Our engineers and space scientists are on a mission to eliminate the connectivity gaps faced by...

Job descriptionAbout seQuraseQura provides innovative, flexible and easy-to-use payment technologies that help merchants acquire, convert and retain more customers.We make a difference in sales performance by tailoring our solutions to different sectors, to address their unique pain points and deliver superior results in Retail, Education, Eyewear, Repairs...

Principal Software Engineering LeadUnified Trial Solution – Clinical Trial Site and Investigator | Evinova (AstraZeneca Group)About Evinova:Are you ready to be part of the future of healthcare? Can you think big, be bold, and harness the power of digital and AI to tackle longstanding life sciences challenges? Then Evinova, a health tech business within the...

Engineering Manager - Loyalty (17313)DescriptionWe'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...

Company DescriptionMiratech helps visionaries change the world. We are a global IT services and consulting company that brings together enterprise and start-up innovation. Today, we support digital transformation for some of the world's largest enterprises. By partnering with both large and small players, we stay at the leading edge of technology, remain...

Job Description:About the Team:Our Technology team drives the evolution of our Technology, 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,...